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João Sérgio Seixas de Melo has been the Director of the Coimbra Chemistry Centre (CQC, https://cqc.uc.pt/en) since March 2024 and is also the leader of the Photochemistry Group @UC (https://photochemistry.pt). He has an H-index of 51 (Google Scholar) and 48 (WoS-Publons), with over 8,000 citations and more than 250 publications. Sérgio received his Ph.D. from the Technical University of Lisbon (IST-UL) in 1996 and is currently an Associate Professor of Aggregation at UC. Since 1993, Sérgio has built a successful research career at UC, particularly in the Photochemistry Group, which is part of the Coimbra Laser Lab (CLL) and CQC. His work has focused on fast kinetic research, contributing to world leadership in laser-based studies through the LaserLab Europe consortium. The photochemistry group currently consists of 14 members, including PhD and Masters students, and has contributed to the advancement of research in areas such as the Molecules of Colour, aggregation-induced emission, excited state proton transfer (ESPT) and organic conjugated polymers. Sérgio's teaching experience spans over 30 years, with courses in chemistry, photochemistry and physical chemistry at undergraduate, masters and PhD levels. He has supervised more than 40 graduate students, including PhD and postdoctoral researchers, and many other undergraduate theses. In recognition of his contributions to the field, Sérgio received the Vicente Seabra Medal from the Portuguese Chemical Society in 2006. Sérgio is also a member of the Editorial Board of Aggregate-Wiley.
Identification

Personal identification

Full name
João Sérgio Seixas de Melo

Citation names

  • Seixas de Melo, J. Sérgio or Seixas de Melo, J. S.

Author identifiers

Ciência ID
4C10-EE8F-C8CD
ORCID iD
0000-0001-9708-5079
Google Scholar ID
https://scholar.google.pt/citations?user=HuGIjMkAAAAJ&hl=pt-PT
Researcher Id
A-5388-2008
Scopus Author Id
6701351932

Websites

Knowledge fields

  • Exact Sciences - Chemical Sciences - Physical Chemistry

Languages

Language Speaking Reading Writing Listening Peer-review
English Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1)
French Advanced (C1) Intermediate (B1) Intermediate (B1) Advanced (C1)
Portuguese Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1)
Education
Degree Classification
2012
Concluded
N/A (Título de Agregado)
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
"Caracterização de estados electrónicos excitados de moléculas orgânicas" (THESIS/DISSERTATION)
Aprovado por Unanimidade
1996
Concluded
Doutoramento em Química, especialidade Química-Física (Doutoramento)
Universidade de Lisboa Instituto Superior Técnico, Portugal
"Fotofísica Molecular de Cumarinas e Tiofenos" (THESIS/DISSERTATION)
Muito Bom com louvor e distinção
1996
Concluded
Química (Doutoramento)
Major in Sem especialidade
Universidade de Lisboa Instituto Superior Técnico, Portugal
"Fotofísica Molecular de Cumarinas e Tiofenos" (THESIS/DISSERTATION)
1989
Concluded
Química Aplicada (Licenciatura)
Universidade Nova de Lisboa Faculdade de Ciências e Tecnologia, Portugal
"não tem" (THESIS/DISSERTATION)
16 valores
Affiliation

Teaching in Higher Education

Category
Host institution
Employer
2008/01/22 - Current Associate Professor (University Teacher) Universidade de Coimbra Centro de Química de Coimbra, Portugal
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
2016 - 2022/01/01 Associate Professor (University Teacher) Universidade de Coimbra, Portugal
2013 - 2016 Associate Professor (University Teacher) Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
1998/02/01 - 2008/01/22 Assistant Professor (University Teacher) Universidade de Coimbra Centro de Química de Coimbra, Portugal
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
1996/05/22 - 1998/01/29 Assistant (University Teacher) Universidade de Coimbra, Portugal
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
1993/03/23 - 1996/05/22 Trainee Assistant (University Teacher) Universidade de Coimbra, Portugal
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal

Positions / Appointments

Category
Host institution
Employer
2017 - 2019 Coordenação ou direção de centro de investigação, departamento ou equivalente Universidade de Coimbra, Portugal

Others

Category
Host institution
Employer
2012/10/10 - Current Professor Associado com Agregação Universidade de Coimbra, Portugal
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
2010/01/01 - 2020/02/26 subdiretor/vice-director Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
2013/06/13 - 2016/03/01 Secretary-General / Secretário-Geral Sociedade Portuguesa de Química, Portugal
1998/02/01 - 2008/01/22 Auxiliar Professor (Chemistry) / Professor Auxiliar (Química) Universidade de Coimbra, Portugal
1990/01/01 - 1993/03/23 Bolseiro JNICT Universidade Nova de Lisboa Instituto de Tecnologia Química e Biológica, Portugal
Projects

Contract

Designation Funders
2021/01/01 - 2025/12/31 Instituto de Ciências Moleculares
LA/P/0056/2020
Universidade de Coimbra Centro de Química de Coimbra, Portugal

Universidade do Porto Faculdade de Ciências, Portugal

Universidade do Porto Centro de Investigação em Química, Portugal

FCiênciasID Associação para a Investigação e Desenvolvimento de Ciências, Portugal

Universidade de Coimbra, Portugal

Associação do Instituto Superior Técnico para a Investigação e Desenvolvimento, Portugal

Universidade de Lisboa Faculdade de Ciências, Portugal

Universidade de Lisboa Centro de Química Estrutural, Portugal
Fundação para a Ciência e a Tecnologia
Ongoing
2022/01/01 - 2024/12/31 Novos PoliPirróis para a Terapia e Imagem do Cancro do Pulmão
PTDC/QUI-QOR/0103/2021
Universidade de Coimbra, Portugal

Universidade de Coimbra Centro de Química de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia
Ongoing
2018/07/01 - 2022/06/30 Desenvolvimento Inteligente de Emissores de Luz Branca Energeticamente Eficientes Baseados em Híbridos Orgânicos-Inorgânicos
PTDC/QUI-QFI/31625/2017
Universidade de Coimbra, Portugal

Universidade de Aveiro, Portugal

Associação do Instituto Superior Técnico para a Investigação e Desenvolvimento, Portugal
Fundação para a Ciência e a Tecnologia
Ongoing
2018/05/01 - 2022/04/30 Sistemas ativados por estímulos para a terapia com monóxido de carbono
PTDC/QUI-QOR/28031/2017
Universidade de Aveiro, Portugal

Universidade de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia
Ongoing
2018/07 - 2021/06 Rational Design of High Efficiency and Stability Organic-Inorganic Hybrid White Light Emitters
PTDC/QUI-QFI/31625/2017
Principal investigator
Universidade de Coimbra, Portugal

Universidade de Aveiro, Portugal

Associação do Instituto Superior Técnico para a Investigação e Desenvolvimento, Portugal
Fundação para a Ciência e a Tecnologia
Ongoing
2018/05 - 2021/04 Stimuli-activated systems for carbon monoxide therapy
PTDC/QUI-QOR/28031/2017
Researcher
Universidade de Aveiro, Portugal

Universidade de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia
Ongoing
2016/10/01 - 2020/12/31 Recolha e armazenamento de energia solar
SAICTPAC/0046/2015
Universidade do Porto Faculdade de Engenharia, Portugal

Universidade de Coimbra, Portugal

Associação para a Inovação e Desenvolvimento da FCT, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2016/10 - 2020/12/31 Sunstorage
03/SAICT/2015
Researcher
Universidade de Coimbra Centro de Química de Coimbra, Portugal

Universidade do Porto Laboratorio de Engenharia de Processos Ambiente Biotecnologia e Energia, Portugal

Rede de Química e Tecnologia Laboratório Associado para a Química Verde, Portugal
FCT/P2020
Concluded
2019/02/14 - 2020/02/15 SunStorage - Harvesting and storage of solar energy project
POCI-01-0145-FEDER-016387
Universidade de Coimbra Centro de Química de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2019/01/01 - 2019/12/31 Centro de Química - Coimbra
UID/QUI/00313/2019
Universidade de Coimbra, Portugal

Universidade de Coimbra Centro de Química de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2011/04/01 - 2014/09/30 Controlo Fotoquímico de Fotoiniciadores e Fotocrómicos
PTDC/QUI-QUI/116249/2009
Universidade de Lisboa Instituto Superior Técnico, Portugal

Universidade de Lisboa Centro de Química Estrutural, Portugal

Universidade de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2011/04/01 - 2014/09/30 Controlo Fotoquímico de Fotoiniciadores e Fotocrómicos
PTDC/QUI-QUI/116249/2009
Universidade de Lisboa Instituto Superior Técnico, Portugal

Universidade de Lisboa Centro de Química Estrutural, Portugal

Universidade de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2011/04 - 2014/09 Photochemical Control of Photoiniators and Photochromics
Researcher
Fundação para a Ciência e a Tecnologia, I.P.
2011/01/01 - 2013/12/31 Projecto Estratégico - UI 313 - 2011-2012
PEst-C/QUI/UI0313/2011
Universidade de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2010/02/05 - 2013/08/04 Descobrindo os segredos das Moléculas com Cor e História: da antiguidade aos tempos modernos. Um estudo (foto)químico
PTDC/QUI-QUI/099388/2008
Universidade de Coimbra, Portugal

Universidade de Coimbra Centro de Química de Coimbra, Portugal

Universidade de Lisboa Instituto Superior Técnico, Portugal

Associação para a Inovação e Desenvolvimento da FCT, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2010/02/05 - 2013/08/04 Descobrindo os segredos das Moléculas com Cor e História: da antiguidade aos tempos modernos. Um estudo fotoquímico
PTDC/QUI-QUI/099388/2008
Universidade de Coimbra, Portugal

Universidade de Coimbra Centro de Química de Coimbra, Portugal

Universidade de Lisboa Instituto Superior Técnico, Portugal

Associação para a Inovação e Desenvolvimento da FCT, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2010/02 - 2013/08 Unveiling the secrets of Molecules with Colour and History: from Ancient to Modern times. A (Photo)chemical Approach.
Principal investigator
Fundação para a Ciência e a Tecnologia, I.P.
2009/01/01 - 2012/07/30 Antocianinas como Fotoprotectores Naturais
PTDC/QUI/65728/2006
Universidade de Lisboa Instituto Superior Técnico, Portugal

Universidade de Lisboa Centro de Química Estrutural, Portugal

Universidade NOVA de Lisboa Faculdade de Ciências e Tecnologia, Portugal

Universidade Nova de Lisboa Instituto de Tecnologia Química e Biológica, Portugal

Universidade de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2009/01 - 2012/07 Anthocyanins as Natural Photoprotectors
PTDC/QUI/65728/2006
Researcher
Universidade de Lisboa Instituto Superior Técnico, Portugal

Universidade de Lisboa Centro de Química Estrutural, Portugal

Universidade Nova de Lisboa Faculdade de Ciências e Tecnologia, Portugal

Universidade Nova de Lisboa Instituto de Tecnologia Química e Biológica, Portugal

Universidade de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia, I.P.

Fundação para a Ciência e a Tecnologia
Concluded
2011/10/26 - 2011/12/31 Da Cartografia do Poder aos Itinerários do Saber
Da Cartografia do Poder aos Itinerários do Saber
Other
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
Concluded
2008/11/01 - 2011/04/30 Estudo e Caracterização de Materiais Cromogénicos
PTDC/QUI/67786/2006
Rede de Química e Tecnologia Laboratório Associado para a Química Verde, Portugal

Universidade do Porto Instituto de Ciências e Tecnologias Agrárias e Agro-Alimentares, Portugal

Universidade de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2008/11/01 - 2011/04/30 Estudo e Caracterização de Materiais Cromogénicos
PTDC/QUI/67786/2006
Rede de Química e Tecnologia Laboratório Associado para a Química Verde, Portugal

Universidade do Porto Instituto de Ciências e Tecnologias Agrárias e Agro-Alimentares, Portugal

Universidade de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2008/01/01 - 2010/12/31 Propriedades e organização de polielectrólitos: géis, membranas e partículas
PTDC/QUI/67962/2006
Universidade de Coimbra, Portugal

Universidade de Coimbra Centro de Química de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2008/01 - 2010/12 Polyelectrolyte organization and properties: gels, membranes and particles
PTDC/QUI/67962/2006
Researcher
Universidade de Coimbra, Portugal

Universidade de Coimbra Centro de Química de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia, I.P.

Fundação para a Ciência e a Tecnologia
Concluded
2007/06/30 - 2010/03/31 A cor da iluminura medieval portuguesa no contexto Europeu: partilha e singularidade
PTDC/EAT/65445/2006
Rede de Química e Tecnologia Laboratório Associado para a Química Verde, Portugal

Universidade Nova de Lisboa Faculdade de Ciências Sociais e Humanas, Portugal

Universidade de Lisboa Instituto Superior Técnico, Portugal

Universidade do Porto Instituto de Ciências e Tecnologias Agrárias e Agro-Alimentares, Portugal

Universidade de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2007/06 - 2010/03 The identity of Portuguese medieval manuscript illumination in the European context
Researcher
Fundação para a Ciência e a Tecnologia, I.P.
2005/07/01 - 2008/06/30 Manipulação de DNA em solução e interfaces
POCI/QUI/58689/2004
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal

Universidade de Coimbra Centro de Química de Coimbra, Portugal

Universidade de Coimbra Centro de Neurociências e Biologia Celular, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2005/07/01 - 2008/06/30 Polimeros e copolimeros conjugados com grupos terminais para aplicações em dispositivos
POCI/QUI/58291/2004
Universidade de Coimbra Centro de Química de Coimbra, Portugal

Universidade de Lisboa Instituto Superior Técnico, Portugal

Instituto de Telecomunicações, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2005/07 - 2008/06 End-capped conjugated polymers and copolymers for device applications
Researcher
Fundação para a Ciência e a Tecnologia, I.P.
2005/07 - 2008/06 DNA manipulation in bulk and at interfaces
Researcher
Fundação para a Ciência e a Tecnologia, I.P.
2005/02/01 - 2008/04/30 As Moléculas da Cor na Arte: um Estudo Fotoquímico
POCI/QUI/55672/2004
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal

Universidade de Coimbra Centro de Química de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2005/02 - 2008/04 The Molecules of Colour in Art: a Photochemical Study
Principal investigator
Fundação para a Ciência e a Tecnologia, I.P.
2008/01 - 2008/02 Dynamics of Conjugated co-polymers and oligomers in solution and solid state
European Commission Transnational Access
Principal investigator
Concluded
Outputs

Publications

Book
  1. Seixas de Melo, J. Sérgio. “Colloids & Interfaces”, Book of Proceedings-RICI2, A. Valente and J. Seixas de Melo (Editors), SPQ, ISBN: 978-989-8124-01-2.. Coimbra, Portugal: Sociedade Portuguesa de Química. 2007.
    Published • Editor
  2. J. Sérgio Seixas de Melo; Maria João Moreno; Hugh D. Burrows; Maria Helena Gil. Química de polímeros. Imprensa da Universidade de Coimbra. 2004.
    10.14195/978-989-26-0493-0
Book chapter
  1. Ana Clara B. Rodrigues; J. Sérgio Seixas de Melo. "Aggregation-Induced Emission: From Small Molecules to Polymers—Historical Background, Mechanisms and Photophysics". 2022.
    10.1007/978-3-030-89933-2_7
  2. Seixas de Melo, J. Sérgio. "The molecules of colour. The real blue indigo: photostability mechanisms, new functional derivatives, and hybrids". In Photochemistry, 31-52. Royal Society of Chemistry, 2021.
    10.1039/9781839165269-00031
  3. Seixas de Melo, J. Sérgio. "The molecules of colour and Art. Molecules with history and modern applications". 2019.
    10.1039/9781788016520-00196
  4. Sergio Seixas de Melo, J.. "The molecules of colour". 68-100. 2018.
    10.1039/9781788010696-00068
  5. Seixas de Melo, J. Sergio; Burrows, Hugh D.; Pina, Joao; Albini, A; Fasani, E. "Triplet states on pi-conjugated polymers, oligomers and related materials". 83-102. 2016.
    10.1039/9781782622772-00083
  6. Melo, Maria João; Ferreira, Joana Lia; Parola, António Jorge; de Melo, João Sérgio Seixas. "Photochemistry for Cultural Heritage". In Lecture Notes in Chemistry, 499-530. Springer International Publishing, 2016.
    10.1007/978-3-319-31671-0_13
  7. Seixas de Melo, J. Sérgio; Pina, João; Dias, Fernando B.; Maçanita, António L.. "Experimental Techniques for Excited State Characterisation". In Applied Photochemistry, 533-585. Springer Netherlands, 2013.
    Published • 10.1007/978-90-481-3830-2_15
  8. de Melo, J. Sérgio Seixas; Costa, Telma; de Castro, Catherine S.; Maçanita, António L.. "Photophysics of fluorescently labeled oligomers and polymers". In Photochemistry, 59-126. Royal Society of Chemistry, 2013.
    Published • 10.1039/9781849737722-00059
  9. Pina, João; Burrows, Hugh D.; Sérgio Seixas de Melo, J.. "Excited state dynamics in pi-conjugated polymers". In Photochemistry, 30-64. Londres, United Kingdom: Royal Society of Chemistry, 2011.
    Published • 10.1039/9781849732826-00030
  10. Pina, João; Costa, Telma; de Melo, J. Sérgio Seixas. "Dynamics and photophysics of oligomers and polymers". In Photochemistry, 67-109. Londres: Royal Society of Chemistry, 2011.
    Published • 10.1039/9781849730860-00067
  11. Seixas de Melo, J. Sérgio. "Photophysical processes in polymers and oligomers". In Photochemistry, 44-71. Londres, United Kingdom: Royal Society of Chemistry, 2009.
    Published
  12. Seixas de Melo, J. Sérgio. "Spectral and Photophysical Studies of Poly[a,w-(1,1’-binaphthyl)]thiophenes: a New Class of Naphthalene-Thiophene Copolymers". In Colloids and Interfaces, 539-546. Ed. A Valente & J. Seixas de Melo, SPQ, 2007.
    Published
  13. Seixas de Melo, J. Sérgio. "Fluorescence behaviour of a pyrene-end capped Poly(ethylene oxide) in organic solvents and dioxane-water mixtures". In Colloids and Interfaces, 525-531. Ed. A Valente & J. Seixas de Melo, SPQ, 2007.
    Published
  14. Seixas de Melo, J. Sérgio. "Photophysical studies of short and long chain poly(acrylic acid) polymers hydrophobically modified with pyrene". In Colloids and Interfaces, 291-298. M. M. V. Salicio e M. D. M. Moreno Editores, 2005.
    Published
  15. Seixas de Melo, J. Sérgio. "Study of the interaction between a polyelectrolyte randomly labeled with pyrene and a PEO-PPO-PEO triblock copolymer using fluorescence and dynamic light scattering". In Colloids and Interfaces, 314-319. M. M. V. Salicio e M. D. M. Moreno Editores., 2005.
    Published
  16. Seixas de Melo, J. Sérgio. "Química de polímeros: contribuições portuguesas". Coimbra - Imprensa da Universidade, 2004.
  17. Seixas de Melo, J. Sérgio. "Polímeros Condutores. IV.1. Estados Excitados em Polímeros Condutores". Coimbra - Imprensa da Universidade, 2004.
Conference abstract
  1. Seixas de Melo, J. Sérgio. "A origem da cor nos selos portugueses (1859-1909)". Paper presented in 2º Encontro de História para a Ciência no Ensino (2EHCE) e III Colóquio de História da Ciência para o Ensino, Coimbra, 2017.
    Published
  2. Seixas de Melo, J. Sérgio. "Ultrafast photoinduced positive charge generation on isolated polyfluorene chains through contact charge transfer". Paper presented in XXIII IUPAC Symposium on Photochemistry, Ferrara, 2010.
    Published
  3. Seixas de Melo, J. Sérgio. "More Secrets of Perkin’s Mauveine Dye Revealed". Paper presented in 26th Annual Meeting on Dyes in History and Archaeology, Viena, 2007.
    Published
  4. Seixas de Melo, J. Sérgio. "Bright light: the use of microspectrofluorimetry for the characterization of lake pigments". Paper presented in Thematic meeting “New strategies for natural dyestuffs analysis in art objects” Eu- ARTECH (Access, Research and Technology for the conservation of the European Cultural Heritage), Viena, 2007.
    Published
  5. Seixas de Melo, J. Sérgio. "Association Behavior of PEO-PPO-PEO block Copolymers under the influence of surfactants and fluorescently-labeled Poly(Acrylic Acid)". Paper presented in IIª Reunião Ibérica de Colóides e Interfaces, 2007.
    Published
  6. Seixas de Melo, J. Sérgio. "To be or not to be an anthocyanin: the reds from Dracaena draco". Paper presented in 25th Annual Meeting on Dyes in History and Archaeology, Suceava, 2006.
    Published
  7. Seixas de Melo, J. Sérgio. "Interaction Between Hydrophobically Modified Polymers With Different Polymer Chain Sizes And Cyclodextrins Followed By Fluorescence". Paper presented in 6th International Symposium on Polyelectrolytes, Dresden, Dresden, 2006.
    Published
  8. Seixas de Melo, J. Sérgio. "Dynamics of short and long chain poly(acrylic acid) hydrophobically modified with pyrene followed by fluorescence techniques". Paper presented in 8º Encontro Nacional de Fotoquímica, Coimbra, 2005.
    Published
  9. Seixas de Melo, J. Sérgio. "Secrets and photochemistry of ancient dyes". Paper presented in 8º Encontro Nacional de Fotoquímica, Coimbra, 2005.
    Published
  10. Seixas de Melo, J. Sérgio. "The importance of being Leuco". Paper presented in 23rd Annual Meeting on Dyes in History and Archaeology, Montpellier, 2004.
    Published
  11. Seixas de Melo, J. Sérgio. "Triplet energy transfer and migration in conjugated organic polymers in solution". Paper presented in XX IUPAC Symposium on Photochemistry, Granada, 2004.
    Published
  12. Seixas de Melo, J. Sérgio. "Ultra-exothermic electron transfer reactions in supercritical carbon dioxide". Paper presented in XX IUPAC Symposium on Photochemistry, Granada, 2004.
    Published
  13. Seixas de Melo, J. Sérgio. "Inverted Regions in Charge Separations and Recombinations in Supercritical CO2". Paper presented in Fast Reactions in Solution 2004, Burgos, 2004.
    Published
  14. Seixas de Melo, J. Sérgio. "Reacções de transferência de electrão ultra-exotérmicas em dióxido de carbono supercrítico". Paper presented in XIX Encontro da Sociedade Portuguesa de Química, Coimbra, 2004.
    Published
  15. Seixas de Melo, J. Sérgio. "Ultra-exothermic electron transfers in supercritical CO2: Local environment control and new free-energy relationships". Paper presented in Conference of the ESF Femtochemistry and Femtobiology (ULTRA) Program, Pécs, 2004.
    Published
  16. Seixas de Melo, J. Sérgio. "Electron transfer in supercritical medium". Paper presented in Molecular Basis of Fast and Ultrafast Processes, European Science Foundation ULTRA Programme, Vilamoura, 2003.
    Published
  17. Seixas de Melo, J. Sérgio. "Very exothermic electron transfers and the end of the “inverted region". Paper presented in 6º Encontro Nacional de Química Física, Lisboa, 2003.
    Published
  18. Seixas de Melo, J. Sérgio. "Comprehensive Investigation of the Solution Photophysics and Theoretical Aspects of ¿-Oligothiophenes with 1-7 Rings". Paper presented in Proceedings of the XVth IUPAC Symposium on Photochemistry, Praga, 1994.
    Published
Conference poster
  1. Carla Cunha; Peixoto, Mariana; Santos, Joana R.C; Abreu, Paulo E.; Pineiro, Marta; Seixas de Melo, J. Sérgio or Seixas de Melo, J. S.. "Efficient design of di-tert-butly-diphenyldibenzofulvene derivatives with enhanced aggregation-induced emission". Paper presented in 8 PyChem Portuguese Young Chemists Meeting, 2023.
  2. Peixoto, Mariana; Rodrigues, Ana Clara Beltran; Gomes, Carla; Pineiro, Marta; Seixas de Melo, J. Sérgio or Seixas de Melo, J. S.. "Fluorene reactivity: the search for new chromophores". Paper presented in Coimbra Chemistry Centre Day 2021 (CQCday2021), 2021.
  3. Monteiro, Rodrigo P.; Costa, Ana L.; Carvalho, K.; Ferreira, Simone C.; Seixas de Melo, J. Sérgio; Pillinger, M.; Gonçalves, Isabel S.. "Preparation of 1,3-diarylketones with potential therapeutic applications". Paper presented in 7th Portuguese Young Chemists Meeting, 2021.
  4. Monteiro, Rodrigo P.; Costa, Ana L.; Carvalho, K; Ferreira, Simone C.; Seixas de Melo, J. Sérgio; Pillinger, M.; Gonçalves, Isabel S.. "Preparation of 1,3-diarylacetones with potential therapeutic applications". Paper presented in Jornadas CICECO 2020, 2020.
  5. Seixas de Melo, J. Sérgio. "Porphyrin-containing SPEEK Composite Membranes for Fuel Cells". Paper presented in 8th Iberian Meeting on Colloids and Interfaces - RICI8, 2019.
  6. Seixas de Melo, J. Sérgio. "Water Soluble Acridones for Redox Flow Batteries". Paper presented in 6th Portuguese Young Chemists Meeting (PYCHEM), 2018.
  7. Seixas de Melo, J. Sérgio. "The Effect of the TiO2 Blocking Layer Deposition Technique on the Efficiency of Triple-cation Mixed-halide Perovskites Solar Cells: Spray Pyrolysis vs. Atomic Layer Deposition". Paper presented in 7th EuCheMS Chemistry Congress, Energy poster abstracts section, 2018.
  8. Seixas de Melo, J. Sérgio. "Aggregation Induced Emission in Phenothiazine -TPE and -TPAN polymers". Paper presented in VIth Jornadas Ibéricas de Fotoquímica, 2018.
  9. Seixas de Melo, J. Sérgio. "Antraquinones as Electrolytes for Redox Flow Batteries: A Comprehensive Spectral, Phorophysical and Electrochemical Study". Paper presented in VIth Jornadas Ibéricas de Fotoquímica, 2018.
  10. Seixas de Melo, J. Sérgio. "Aggregation-Induced Emission vs. Agreggation-Caused Quenching in Tetraphenylethene-Sunstituted Polythiophenes". Paper presented in VIth Jornadas Ibéricas de Fotoquímica, 2018.
  11. Seixas de Melo, J. Sérgio. "Water Soluble Electrolytes for Redox Flow Batteries: a Spectral, Photophysical and Electrochemical Study". Paper presented in VIth Jornadas Ibéricas de Fotoquímica, 2018.
  12. Seixas de Melo, J. Sérgio; Daniela Ribeiro Pinheiro (341D-0EFF-8760). "Mono and Di-substituted Indigo Derivatives: Synthesis and Excited State Characterization". Paper presented in VIth Jornadas Ibéricas de Fotoquímica (6JIF), 2018.
  13. Seixas de Melo, J. Sérgio; Daniela Ribeiro Pinheiro (341D-0EFF-8760). "A Comprehensive Investigation of Tryptanthrin, an Alkaloid From Indigo and Isatin". Paper presented in 6th Portuguese Young Chemists Meeting (6thPYCHEM), 2018.
  14. Seixas de Melo, J. Sérgio; Daniela Ribeiro Pinheiro (341D-0EFF-8760); Pedro Brandão (3319-A1CD-E42C). "Microwave-assisted synthesis of Tryptanthrin from Indigo: an alternative route for an important scaffold in Medicinal Chemistry". Paper presented in 12th National Organic Chemistry Meeting/ 5th National Medicinal Chemistry Meeting, 2018.
  15. Delgado-Pinar, Estefanía; Valente, Artur J. M.; Seixas de Melo, J. Sérgio. "A comprehensive investigation of the interaction of a 7-hydroxycoumarin derivative and cucurbit[7]uril in water". Paper presented in Jornadas Ibéricas de Fotoquímica, 2018.
  16. Seixas de Melo, J. Sérgio; Daniela Ribeiro Pinheiro (341D-0EFF-8760); Pedro Brandão (3319-A1CD-E42C). "One-Pot and One-Step Microwave-Assisted Synthesis of Tryptanthrin – a Relevant Natural Product in Medicinal Chemistry". Paper presented in International Symposium on Synthesis and Catalysis 2017 (IsySyCat2017), 2017.
  17. Seixas de Melo, J. Sérgio; Daniela Ribeiro Pinheiro (341D-0EFF-8760). "Mono and Di-substituted Indigo Derivatives: Synthesis and Excited State Characterization". Paper presented in XXV Encontro Nacional da Sociedade Portuguesa da Química, University of Lisbon, Portugal, 2017.
  18. Seixas de Melo, J. Sérgio; Daniela Ribeiro Pinheiro (341D-0EFF-8760). "Mono-alkylated Indigo Derivatives". Paper presented in Chemistry Centre Day – University of Coimbra, Portugal, 2016.
  19. Seixas de Melo, J. Sérgio. "Synthesis and Characterization of Indigo-containing Conjugated Polymers". Paper presented in Europolymer Conference (EUPOC), Conducting Polymeric Materials, 2015.
  20. Seixas de Melo, J. Sérgio. "Synthesis, structure and physical properties of luminescent Pr(III) b-diketonate complexes". Paper presented in XXXIX Colloquium Spectroscopicum Internationale, 2015.
  21. Seixas de Melo, J. Sérgio; Ana Luisa Costa. "Controlling the fluorescence behavior of 1-pyrenesulfonate by cointercalation with a surfactant in a layered double hydroxide". Paper presented in XXIV Encontro Nacional da Sociedade Portuguesa de Química, 2015.
  22. Seixas de Melo, J. Sérgio. "Co-intercalation and photophysical characterization of indigo carmine and 1-hexanesulfonate in Zn-Al layered double hydroxides". Paper presented in 5th International Conference on Advanced Nanomaterials, 2014.
  23. Seixas de Melo, J. Sérgio. "Co-intercalation of an anionic pyrene derivative and a surfactant in a Zn-Al layered double hydroxides". Paper presented in 20th International Symposium in Surfactants in Solution, 2014.
  24. Seixas de Melo, J. Sérgio. "Chain length dependent excited-state decay processes of diluted PF2/6 solutions". Paper presented in 11º Encontro Nacional de Química-Física, 2013.
  25. Seixas de Melo, J. Sérgio. "The vibronic effect with 5,6-DMBC: a steady-state and time-resolved study". Paper presented in 11º Encontro Nacional de Química Física, 9 e 10 de maio de 2013, Porto, Portugal., 2013.
  26. Seixas de Melo, J. Sérgio. "Identification of Mauveine in Victoria Postage Stamps by HPLC-DAD-MS/MS". Paper presented in HPLC2013 the 39th International Symposium on High Performance Liquid Phase Separations and Related Techniques, Amsterdam, RAI Congress Centre, The Netherlands, 16-20 June 2013., 2013.
  27. Seixas de Melo, J. Sérgio. "Multivariate Analysis of Portuguese Scientific Productivity, with a focus in Chemistry". Paper presented in XXIII ENCONTRO NACIONAL DA SPQ, Aveiro, 12-14 junho de 2013., 2013.
  28. Seixas de Melo, J. Sérgio. "Maya Pink": excited state characterization of thioindigo derivatives in solution and incorporated in attapulgite and sepiolite clays". Paper presented in XXIV IUPAC Symposium on Photochemistry, pp 27,Coimbra, 15-20 Julho 2012., 2012.
  29. Seixas de Melo, J. Sérgio; Daniela Ribeiro Pinheiro (341D-0EFF-8760). "Synthesis and Photophysical investigation of two new chemosensors based on pyrene excimer formation". Paper presented in XXIV IUPAC Symposium On Photochemistry – University of Coimbra, Portugal, 2012, 2012.
  30. Seixas de Melo, J. Sérgio. "Proton transfer and tautomerization reactions of 7-hydroxycoumarins in AOT water in oil microemulsions". Paper presented in XXIV IUPAC Symposium on Photochemistry, pp 258,Coimbra, 15-20 Julho 2012., 2012.
  31. Seixas de Melo, J. Sérgio. "Excited state characterization of an indigo derivative, DPHI". Paper presented in XXIV IUPAC Symposium on Photochemistry, pp 119,Coimbra, 15-20 Julho 2012., 2012.
  32. Seixas de Melo, J. Sérgio. "The structure of maya blue illustrated with a model of beads and LEDs". Paper presented in XXIV IUPAC Symposium on Photochemistry, pp 296,Coimbra, 15-20 Julho 2012., 2012.
  33. Seixas de Melo, J. Sérgio. "Redwoods used in works of art: a photochemical approach". Paper presented in XXIV IUPAC Symposium on Photochemistry, pp 296, Coimbra, 15-20 Julho 2012., 2012.
  34. Seixas de Melo, J. Sérgio. "Monomer-excimer kinetics with pyrene labelled poly(acrylic acid) polymers: is the distribution of the probe a critical aspect?". Paper presented in XXIV IUPAC Symposium on Photochemistry, pp 258,Coimbra, 15-20 Julho 2012., 2012.
  35. Seixas de Melo, J. Sérgio. "Anthocyanins as natural photoprotectors. The role of the hemiketal form". Paper presented in XXIV IUPAC Symposium on Photochemistry, pp 221,Coimbra, 15-20 Julho 2012., 2012.
  36. Seixas de Melo, J. Sérgio. "Surfactant modulated interaction between cationic oligophenylenevinylenes and the anionic conjugated polyelectrolytes". Paper presented in XXIV IUPAC Symposium on Photochemistry, pp 138,Coimbra, 15-20 Julho 2012., 2012.
  37. Seixas de Melo, J. Sérgio. "Experimental and theoretical approach to the photophysics of neutral fluorenes enclosed into phospholipid bilayers". Paper presented in XXIV IUPAC Symposium on Photochemistry, pp 30,Coimbra, 15-20 Julho 2012., 2012.
  38. Seixas de Melo, J. Sérgio. "Experimental and theoretical excited state characterization of model organic conjugated donor-acceptor oligomers for solar cells applications". Paper presented in XXIV IUPAC Symposium on Photochemistry, pp 61,Coimbra, 15-20 Julho 2012., 2012.
  39. Seixas de Melo, J. Sérgio. "Characterization of coumarin’s excited states". Paper presented in XXII Encontro Nacional SPQ, 2011.
  40. Seixas de Melo, J. Sérgio. "Photoprototropic reactions of hydroxycoumarins. The “push pull” vs. The “Eigen pair” mechanism". Paper presented in III Jornadas Ibéricas de Fotoquímica, 2011.
  41. Seixas de Melo, J. Sérgio. "Excited-state dynamics and thermochromism of poly(3-hexylthiophene) (P3HT) in solution". Paper presented in “III Jornadas Ibéricas de Fotoquímica”, pp. 103, Granada (Spain), 4-7 September, 2011., 2011.
  42. Seixas de Melo, J. Sérgio. "Photophysics of short poly(acrylic acid) chains labeled with pyrene". Paper presented in III Jornadas Ibéricas de Fotoquímica”, pp. 155-156, Granada (Spain), 4-7 September, 2011., 2011.
  43. Seixas de Melo, J. Sérgio. "Revisiting Maya Blue with indigo and thioindigo". Paper presented in III Jornadas Ibéricas de Fotoquímica”, pp. 119-120, Granada (Spain), 4-7 September, 2011., 2011.
  44. Seixas de Melo, J. Sérgio. "Pyrene labelled PAA polymer: photophysics and modeling". Paper presented in XXII Encontro Nacional SPQ”, pp. 159, Braga (Portugal), 3-6 July, 2011., 2011.
  45. Seixas de Melo, J. Sérgio. "Dehydroindigo, the forgotten indigo and its contribution to Maya Blue". Paper presented in “3rd EuCheMS”, Nürnberg (Germany), 29 august-2 September, 2010., 2010.
  46. Seixas de Melo, J. Sérgio. "Indigo- one Molecule, Tree Forms, Numerous Applications". Paper presented in “Dyes in History & Archaeology”, pp. 80-81, Lisboa (Portugal), 11-12 November, 2010., 2010.
  47. Seixas de Melo, J. Sérgio. "Photophysics and photochemistry of red anthraquinones used in works of art". Paper presented in XXIII IUPAC Symposium on Photochemistry”, pp. 315, Ferrara (Italy), 11-16 July, 2010., 2010.
  48. Seixas de Melo, J. Sérgio. "using self-assembly to enhance electronic energy transfer in anionic conjugated polyelectrolytes containing energy acceptors". Paper presented in “XXIII IUPAC Symposium on Photochemistry”, pp. 306, Ferrara (Italy), 11-16 July, 2010., 2010.
  49. Seixas de Melo, J. Sérgio. "Unveilling the secrets of Maya Blue". Paper presented in “10TH NATIONAL MEETING ON PHOTOCHEMISTRY” pp. 72, Porto (Portugal), 9-10 December, 2010., 2010.
  50. Seixas de Melo, J. Sérgio; Daniela Ribeiro Pinheiro (341D-0EFF-8760). "Spectral and photophysical properties of aromatic-pyrrol oligomers". Paper presented in 10TH NATIONAL MEETING ON PHOTOCHEMISTRY” pp. 70, Porto (Portugal), 9-10 December, 2010., 2010.
  51. Seixas de Melo, J. Sérgio. "Photophysical and spectroscopic investigations on (oligo)thiophene-arylene step-ladder copolymers". Paper presented in 10TH NATIONAL MEETING ON PHOTOCHEMISTRY” pp. 69, Porto (Portugal), 9-10 December, 2010., 2010.
  52. Seixas de Melo, J. Sérgio. "Cultural Heritage meets photochemistry". Paper presented in 10TH NATIONAL MEETING ON PHOTOCHEMISTRY” pp. 59, Porto (Portugal), 9-10 December, 2010., 2010.
  53. Seixas de Melo, J. Sérgio. "Photophysical and molecular modeling studies of pyrene labelled polymers". Paper presented in 10TH NATIONAL MEETING ON PHOTOCHEMISTRY” pp. 43, Porto (Portugal), 9-10 December, 2010., 2010.
  54. Seixas de Melo, J. Sérgio. "Dehydroindigo, the forgotten indigo and its contribution to the color of Maya Blue". Paper presented in 2PYCheM”, pp. 148, Aveiro (Portugal), 21-23 April, 2010., 2010.
  55. Seixas de Melo, J. Sérgio. "Spectral and photophysical studies of substituted indigo derivatives in their leuco forms". Paper presented in “XXII IUPAC Symposium on Photochemistry”, pp. 238, Gothenburg (Sweden), 28 July- 1 August, 2008., 2008.
  56. Seixas de Melo, J. Sérgio. "Spectral and photophysical studies of substituted indigo der. in their leuco forms". Paper presented in “XXI Encontro Nacional SPQ”, pp. 264, Porto (Portugal), 11-13 July, 2008., 2008.
  57. Seixas de Melo, J. Sérgio. "Excited-state behaviour of indigo’s reduced (leuco) form". Paper presented in 2ND European Chemistry Congress, Torino (Italy), 16-20 September, 2008, 2008.
  58. Seixas de Melo, J. Sérgio. "Intercalation and photophysical properties of pyrene chromophores in layered double hydroxides”; Book of Abstracts of the". Paper presented in Sixth International Conference on Inorganic Materials”, Dresden (Germany), 28-30 September, 2008., 2008.
  59. Seixas de Melo, J. Sérgio. "The effect of the degree of labeling on the associative behavior of hydrophobically modified PAA polymers". Paper presented in “Polyelectrolytes 2008”, pp. 139, Coimbra (Portugal), 16-19 June, 2008., 2008.
  60. Seixas de Melo, J. Sérgio. "Intercalation and photophysical properties of pyrene chromophores in layered double hydroxides". Paper presented in “V Jornadas CICECO”, pp. 105, Aveiro (Portugal), 24-25 January, 2008., 2008.
  61. Seixas de Melo, J. Sérgio. "Synthesis, Photophysics and Solution Behaviour of Cationic Fluorene-Thiophene Diblock Copolymers". Paper presented in Macromol. Rapid Commun. 29, F50, Alemanha, 2008., 2008.
  62. Seixas de Melo, J. Sérgio. "Microspectrofluorimetry: a new technique to unveil red paints". Paper presented in Conservation Science 2007, 10-11 Maio 2007, Milão, Itália., 2007.
  63. Seixas de Melo, J. Sérgio. "Electronic spectral and photophysical studies on oligoaryls cruciforms in solution and in the solid state". Paper presented in II Jornadas Ibéricas de Fotoquímica, pp78, Faro, Portugal, 23-27 Julho 2007., 2007.
  64. Seixas de Melo, J. Sérgio. "Fluorescence Behaviour of a Pyrene-end capped Poly(ethylene oxide) in Organic Solvents and Dioxane-water mixtures". Paper presented in IIª Reunião Ibérica de Colóides e Interfaces, pp 167, Coimbra, Portugal, 11-13 Julho 2007., 2007.
  65. Seixas de Melo, J. Sérgio. "Spectroscopic and photophysical studies of poly[x,x-(1,1’-binaphthyl)]thiophenes: a new class of naphthalene-thiophene copolymers.". Paper presented in IIª Reunião Ibérica de Colóides e Interfaces, pp 172, Coimbra, Portugal, 11-13 Julho 2007., 2007.
  66. Seixas de Melo, J. Sérgio. "Photohysical Studies of Zn-Al Layered Double Hydroxides Intercalated with Anionic Pyrene Derivatives". Paper presented in 8º Encontro Nacional de Química Física da Sociedade Portuguesa de Química, pp 37, Luso, Portugal, 21 e 22 de Junho 2007., 2007.
  67. Seixas de Melo, J. Sérgio. "Synthesis Photophysics and solution behaviour of cationic fluorene-thiophene diblock copolymers". Paper presented in 8º Encontro Nacional de Química Física da Sociedade Portuguesa de Química, pp 144, Luso, Portugal, 21 e 22 de Junho 2007., 2007.
  68. Seixas de Melo, J. Sérgio. "Spectral and photophysical characterization of donor-¿-acceptor arylthienyl- and bithienyl-benzothiazole derivatives in solution and solid state". Paper presented in 8º Encontro Nacional de Química Física da Sociedade Portuguesa de Química, pp 42, Luso, Portugal, 21 e 22 de Junho 2007., 2007.
  69. Seixas de Melo, J. Sérgio. "Dynamics of Short and Long Poly(acrylic acid) Chains Hydrophobically Modified with Pyrene followed by Fluorescence Techniques". Paper presented in Summer School of Ultrafast Reaction Dynamics and Applications, 2006.
  70. Seixas de Melo, J. Sérgio. "Spectral and Photophysical Studies of Substituted Indigo Derivatives in their keto forms.". Paper presented in Summer School of Ultrafast Reaction Dynamics and Applications, 2006.
  71. Seixas de Melo, J. Sérgio. "Photophysics of an Indigo derivative (leuco and keto structures) with singular properties". Paper presented in XX Encontro Nacional da Sociedade Portuguesa de Química, 2006.
  72. Seixas de Melo, J. Sérgio. "In the path of Dragon's blood: the multi-equilibria of a colourful natural dye". Paper presented in 25th Annual Meeting on Dyes in History and Archaeology, 21-22 September 2006, Suceava, Romania., 2006.
  73. Seixas de Melo, J. Sérgio. "Fluorescence studies on hydrophobically modified polymers and oligomers based on carboxylic acid". Paper presented in XX Encontro Nacional da Sociedade Portuguesa de Química, 14-16 de de Dezembro de 2006, Campus de Caparica, FCT/UNL, pág. 174., 2006.
  74. Seixas de Melo, J. Sérgio. "Spectral and Photophysical Studies of poly[2,6-(1,5-dioctylnaphthalene)]thiophenes". Paper presented in XX Encontro Nacional da Sociedade Portuguesa de Química, 14-16 de de Dezembro de 2006, Campus de Caparica, FCT/UNL, pág. 285., 2006.
  75. Seixas de Melo, J. Sérgio. "Discovery red paints with Microspectrofluorimetry". Paper presented in XX Encontro Nacional da Sociedade Portuguesa de Química, 14-16 de de Dezembro de 2006, Campus de Caparica, FCT/UNL, pág. 164., 2006.
  76. Seixas de Melo, J. Sérgio. "Art matters. The contribution of chemistry and green chemistry to conservation and restoration". Paper presented in XX Encontro Nacional da Sociedade Portuguesa de Química, 14-16 de de Dezembro de 2006, Campus de Caparica, FCT/UNL, pág. 257., 2006.
  77. Seixas de Melo, J. Sérgio. "Mauveine Chemistry and Colour". Paper presented in XX Encontro Nacional da Sociedade Portuguesa de Química, 14-16 de de Dezembro de 2006, Campus de Caparica, FCT/UNL, pág. 342., 2006.
  78. Seixas de Melo, J. Sérgio. "Self-assembly of non-ionic surfactants with fluorene based anionic conjugated polyelectrolytes". Paper presented in 1st European Chemsitry Congress, 27-31 August 2006, Budapest, Hungary., 2006.
  79. Seixas de Melo, J. Sérgio. "At the beginning of the inverted region: energy, temperature and pressure efects in bimolecular charge separations". Paper presented in Summer School of Ultrafast Reaction Dynamics and Applications, pp. 47, Vilamoura (Portugal), 1-3 Junho, 2006., 2006.
  80. Seixas de Melo, J. Sérgio. "At the end of the inverted region: energy, temperature and pressure efects in ultra-exothermiccharge recombinations". Paper presented in Summer School of Ultrafast Reaction Dynamics and Applications, pp. 61, Vilamoura (Portugal), 1-3 Junho, 2006., 2006.
  81. Seixas de Melo, J. Sérgio. "Fluorescence studies of hydrophobically modified polymers with different polymer chain sizes". Paper presented in World Polymer Congress – Macro 2006 – 41º IUPAC International Symposium on Macromolecules; pp.110, Rio de Janeiro (Brasil), 16-21 Julho, 2006., 2006.
  82. Seixas de Melo, J. Sérgio. "Photophysical studies of ¿,w-dicyanothiophenes NC(C4H2S)nCN (n= 1-6).". Paper presented in do “Ultrafast Reaction Dynamics and applications”, Summer School, pp. 56, Vilamoura, Portugal, 1-3 Junho, 2006., 2006.
  83. Seixas de Melo, J. Sérgio. "Photophysics of indigo derivatives". Paper presented in 8º Encontro Nacional de Fotoquímica, 2005.
  84. Seixas de Melo, J. Sérgio. "Critical experimental tests of electron–transfer theories". Paper presented in 8º Encontro Nacional de Fotoquímica, página 81, Coimbra, 16 e 17 de Dezembro de 2005., 2005.
  85. Seixas de Melo, J. Sérgio. "Um vermelho no tempo dos dinossauros: sangue de dragão". Paper presented in 8º Encontro Nacional de Fotoquímica, página 63, Coimbra, 16 e 17 de Dezembro de 2005., 2005.
  86. Seixas de Melo, J. Sérgio. "Vermelhos com história". Paper presented in 8º Encontro Nacional de Fotoquímica, página 62, Coimbra, 16 e 17 de Dezembro de 2005., 2005.
  87. Seixas de Melo, J. Sérgio. "A new polyamininic molecular sensor bearing a dansyl group as fluorophore". Paper presented in 8º Encontro Nacional de Fotoquímica, página 57, Coimbra, 16 e 17 de Dezembro de 2005., 2005.
  88. Seixas de Melo, J. Sérgio. "Triplet state and singlet oxygen formation in some fluorene based conjugated alternating copolymers". Paper presented in 8º Encontro Nacional de Fotoquímica, página 41, Coimbra, 16 e 17 de Dezembro de 2005., 2005.
  89. Seixas de Melo, J. Sérgio. "Photophysical and spectroscopic studies of star-shaped oligothiophenes in solution and the solid state". Paper presented in 8º Encontro Nacional de Fotoquímica, página 37, Coimbra, 16 e 17 de Dezembro de 2005., 2005.
  90. Seixas de Melo, J. Sérgio. "Spectroscopic and conductimetric study of poly-(9,9-bis(6’-n,n,n-trymethylamonium)hexyl)-fluorene phenylene) bromide in dimethylsulfoxide/water mixtures. a probe to detect sodium alkylsulfonate surfactant aggregation". Paper presented in 8º Encontro Nacional de Fotoquímica, página 35, Coimbra, 16 e 17 de Dezembro de 2005., 2005.
  91. Seixas de Melo, J. Sérgio. "Contact charge transfer between poly[9,9-(diethylhexyl)fluorene] and halogenated hydrocarbons". Paper presented in 8º Encontro Nacional de Fotoquímica, página 29, Coimbra, 16 e 17 de Dezembro de 2005., 2005.
  92. Seixas de Melo, J. Sérgio. "Photoinduced Electron Transfers in Supercritical Medium. A New Look at the Marcus Inverted Region". Paper presented in Matrix-2005, The Physics and Chemistry of Matrix Isolated Species, Funchal, 24-29 July 2005., 2005.
  93. Seixas de Melo, J. Sérgio. "Study of the interaction between a polyelectrolyte randomly labeled with pyrene and a PEO-PPO-PEO triblock copolymer using fluorescence and dynamic light scattering Techniques". Paper presented in I Reunión Ibérica de Coloides e Interfases, Salamanca, Espanha, 13-15 de Julho de 2005., 2005.
  94. Seixas de Melo, J. Sérgio. "Recombinações de Carga Ultra-Exotérmicas em dióxido de Carbono Supercrítico". Paper presented in O final da Região Invertida de Marcus, P8, 7º Encontro Nacional de Química-Física da SPQ, Porto, 5, a 7 de Maio de 2005., 2005.
  95. Seixas de Melo, J. Sérgio. "Characterisation of triplet states of fluorene based copolymers". Paper presented in 8ª European Conference on Molecular Electronics-ECME8, pp 134, Bolonha, Itália, 29 Junho- 2 Julho, 2005., 2005.
  96. Seixas de Melo, J. Sérgio. "Transient absorption spectral studies on triplet states of fluorene based copolymers". Paper presented in Pump probe, Biology and 4GLS Workshop, CCLRC Daresbury Laboratory, 7-8 February 2005., 2005.
  97. Seixas de Melo, J. Sérgio. "The effect of substitution and isomeric imperfection on the photophysical behaviour of p-phenylenevinylene trimers". Paper presented in XIX Encontro da Sociedade Portuguesa de Química, 2004.
  98. Seixas de Melo, J. Sérgio. "Temperature Dependent Conformational Phenomena with Substituted Polythiophene in the Lowest Singlet Excited State". Paper presented in XIX Encontro da Sociedade Portuguesa de Química, 2004.
  99. Seixas de Melo, J. Sérgio. "Pulse radiolysis studies of electron and energy transfer in conjugated polymers". Paper presented in Free Radicals and Excited States in Aqueous and Non-Aqueous Solutions, CCLRC Daresbury Laboratory, 27 – 29 October 2004, p. 5., 2004.
  100. Seixas de Melo, J. Sérgio. "Fluorescence and dynamic light scattering studies on the interaction between a polyelectrolyte (PAA) and cationic and neutral surfactants and a block copolymer". Paper presented in International Symposium on Surface and Colloid Chemistry Applied to Nanoscience, pp. 23, Lund, Sweden, 18-19 Novembro, 2004., 2004.
  101. Seixas de Melo, J. Sérgio. "Fluorescence Studies on the Interaction Between Pyrene-labelled Polyelectrolyt Poly(acrylic acid) and Cationic Surfactants, a Nonionic Surfactant and a Triblock Copolymer". Paper presented in XIX Encontro da Sociedade Portuguesa de Química, pp 309, Coimbra, Portugal, 15-17 Abril, 2004., 2004.
  102. Seixas de Melo, J. Sérgio. "Spectral and Photophysical Aspects of New Indigo and Indirrubine Derivatives". Paper presented in XIX Encontro da Sociedade Portuguesa de Química, pp 233, Coimbra, Portugal, 15-17 Abril, 2004., 2004.
  103. Seixas de Melo, J. Sérgio. "Fluorescence Chemosensors Based on Pyrene Emission. Interaction with Metal Ions and Barbituric Acids". Paper presented in XIX Encontro da Sociedade Portuguesa de Química, pp 106, Coimbra, Portugal, 15-17 Abril, 2004., 2004.
  104. Seixas de Melo, J. Sérgio. "Binding of surfactants to the water soluble copolymer poly{1,4-Phenylene-[9,9-bis(4-phenoxy-propylsulfonate]fluorene-2,7-diyl}". Paper presented in XIX Encontro da Sociedade Portuguesa de Química, pp 415, Coimbra, Portugal, 15-17 Abril, 2004., 2004.
  105. Seixas de Melo, J. Sérgio. "Triplet state and singlet oxygen formation in some novel fluorene based copolymers". Paper presented in XIX Encontro da Sociedade Portuguesa de Química, pp 211, Coimbra, Portugal, 15-17 Abril, 2004., 2004.
  106. Seixas de Melo, J. Sérgio. "Photophysics of some dialkyl substituted p phenylene trimers". Paper presented in XIX Encontro da Sociedade Portuguesa de Química, pp 196, Coimbra, Portugal, 15-17 Abril, 2004, 2004.
  107. Seixas de Melo, J. Sérgio. "Time-resolved and steady-state fluorescence studies of hydrophobically modified water-soluble polymers". Paper presented in Molecular Basis of Fast and Ultrafast Processes, European Science Foundation ULTRA Programme, 2003.
  108. Seixas de Melo, J. Sérgio. "Photophysical and Spectroscopic Studies of Indigo derivatives in their Leuco and Keto Forms". Paper presented in Iº Encontro Ibérico de Fotoquímica/7º Encontro Nacional de Fotoquímica Sociedade Portuguesa de Química, 2003.
  109. Seixas de Melo, J. Sérgio. "Electron and hole trapping and transfer in poly[9,9-di(ethylhexyl)fluorene]". Paper presented in 11th Symposium on Unconventional Photoactive Systems, Leuven (Belgium), 14-18 September 2003, p.112-114., 2003.
  110. Seixas de Melo, J. Sérgio. "Conjugated polymer triplet states as seen by pulse radiolysis". Paper presented in Free Radicals and Excited States in Chemistry and Biochemistry, CCLRC Daresbury, 19-21 May 2003, p.9., 2003.
  111. Seixas de Melo, J. Sérgio. "Photophysical study of tris(8-hydroxyquinoline) aluminium (III) in benzene solution". Paper presented in Iº Encontro Ibérico de Fotoquímica/7º Encontro Nacional de Fotoquímica Sociedade Portuguesa de Química, pp 97, Santiago de Compostela, Espanha, 18-20 Setembro, 2003., 2003.
  112. Seixas de Melo, J. Sérgio. "Very exothermic electron transfers and the end of the “inverted region". Paper presented in 6º Encontro Nacional de Química Física, pp.CO1, Lisboa, 31 de Agosto a 3 Setembro, 2003., 2003.
  113. Seixas de Melo, J. Sérgio. "Thermodynamics and Dynamics of Excimer Formation with Naphthalene-Labelled Poly(acrylic acid) polymers from Steady-State and Time-Resolved Fluorescence Data". Paper presented in Polyelectolytes 2002, Lund, Sweden, 2002.
  114. Seixas de Melo, J. Sérgio. "Multiple Triplet Excitation on a Single Conjugated Polymer Chain". Paper presented in 2nd Rhodia Conference on Surfactant Systems, Bristol, U.K., 17-20 September 2002., 2002.
  115. Seixas de Melo, J. Sérgio. "Photoinduced Electron Transfer in Organic Solvents and Supercritical CO2". Paper presented in Gordon Research Conference: Electron Donor Acceptor Interactions, Newport, RI, USA, 11-16 August 2002., 2002.
  116. Seixas de Melo, J. Sérgio. "Structure, Medium and Driving Force Effects on Forward and Back Photoinduced Electron Transfer Between Organic Molecules.". Paper presented in XIXth IUPAC Symposium on Photochemistry, Budapest, Hungary, 14-19 July 2002., 2002.
  117. Seixas de Melo, J. Sérgio. "Fotoluminescência de Tris(8-Hidroxiquinolato) de Alumínio (III) (Alq3) em Soluções Aquosas de Surfactantes". Paper presented in XVIII Encontro Nacional da Sociedade Portuguesa de Química, Aveiro 2002., 2002.
  118. Seixas de Melo, J. Sérgio. "Síntese, caracterização e estudos fotofísicos da meso-tetra-fenil-porfirina ligada a quatro antracenos através de grupos sulfonamida". Paper presented in ”, XVIII Encontro Nacional da Sociedade Portuguesa de Química, Aveiro 2002., 2002.
  119. Seixas de Melo, J. Sérgio. "Spectroscopy and Photophysics of 4- and 7-Hydroxycoumarins and their thione analogs". Paper presented in EUCMOS XXV, 2001.
  120. Seixas de Melo, J. Sérgio. "Photophysics of Hydroxycoumarins in W/O Microemulsions and Model Systems". Paper presented in XV ECIS, 2001.
  121. Seixas de Melo, J. Sérgio. "Triplet State Dynamics on Isolated Conjugated Polymer Chains". Paper presented in 10th International Conference on Unconventional Photoactive Systems (UPS), Les Diablerets, Switzerland, 4-8 September 2001., 2001.
  122. Seixas de Melo, J. Sérgio. "Fotofísica de Ariltiofenos". Paper presented in 6º Encontro Nacional de Fotoquímica, P23-pp. 65, Monte da Caparica, 2001., 2001.
  123. Seixas de Melo, J. Sérgio. "Molecular-Level Machines. pH and Light driven movements on an anthracene-phenantroline macrocyclic chemosensor". Paper presented in 6º Encontro Nacional de Fotoquímica, P18-pp. 55, Monte da Caparica, 2001., 2001.
  124. Seixas de Melo, J. Sérgio. "Switching from Intramolecular Energy Transfer to Intramolecular Electron Transfer by the Action of pH". Paper presented in 6º Encontro Nacional de Fotoquímica, P11-pp. 41, Monte da Caparica, 2001., 2001.
  125. Seixas de Melo, J. Sérgio. "The Genesis and Exodus of Triplet States of Conjugated Polymers on Isolated Chains". Paper presented in 6º Encontro Nacional de Fotoquímica, P7-pp. 33, Monte da Caparica, 2001., 2001.
  126. Seixas de Melo, J. Sérgio. "Comportamento Fotofísico de Hidroxicumarinas em Microemulsões de AOT/óleo/H2O". Paper presented in 6º Encontro Nacional de Fotoquímica, P6-pp. 31, Monte da Caparica, 2001., 2001.
  127. Seixas de Melo, J. Sérgio. "Spectroscopic Characterization of ¿ and ¿-Pyrones and Their Substituted 4-Hydroxy and 4-Methoxy Derivatives. An Integrated Infrared, Photophysical and Theoretical Study". Paper presented in EUCMOS XXV, 2000.
  128. Seixas de Melo, J. Sérgio. "Photophysical Studies of Mixed Furan, Pyrrole and Thiophene-Containing Oligomers with Three and Five Rings". Paper presented in Photophysics and Photochemistry 2000, 2000.
  129. Seixas de Melo, J. Sérgio. "Photophysical Pathways of Conjugated Polymers on Isolated Single Chains". Paper presented in Photophysics and Photochemistry 2000, pp. 127, Costa do Estoril, 19-21 October, 2000., 2000.
  130. Seixas de Melo, J. Sérgio. "New Aspects of Photoinduced Electron Transfer: Medium Effect and Very Large Driving Forces". Paper presented in Photophysics and Photochemistry 2000, pp. 88, Costa do Estoril, 19-21 October, 2000., 2000.
  131. Seixas de Melo, J. Sérgio. "Co-operative Effects in Triplet-Triplet Energy Transfer to the Conjugated Polymer MEH-PPV". Paper presented in XVII Encontro Nacional da Sociedade Portuguesa de Química, Lisboa, 2000., 2000.
  132. Seixas de Melo, J. Sérgio. "Comprehensive Investigations of the Photophysical Behaviour of Oligopolyfurans". Paper presented in Livro de Resumos do 4º Encontro Nacional de Química-Física da SPQ, 1999.
  133. Seixas de Melo, J. Sérgio. "A Fotofísica de Hidroxicumarinas e seus Tioderivados em Solução". Paper presented in 4º Encontro Nacional de Química-Física da SPQ, pp. 33, Coimbra, 1999., 1999.
  134. Seixas de Melo, J. Sérgio. "Estudo Fotofísico e Análise Conformacional de Derivados Naftalénicos de ¿-oligotiofenos". Paper presented in 4º Encontro Nacional de Química-Física da SPQ, pp. 32, Coimbra, 1999., 1999.
  135. Seixas de Melo, J. Sérgio. "Oligothiophenes as Photosensitizers: a Correlation Between Photophysical and Photobiological Properties". Paper presented in Proceedings of the International Conference on Photochemistry ICP, Londres, 1995., 1995.
  136. Seixas de Melo, J. Sérgio. "Evaluation of a Broad Variety of Coumarins, Chromones, Their Furohomologs and Thione Analogs as Phototoxins Activated by UVA and Visible Light". Paper presented in Proceedings of the XVth IUPAC Symposium on Photochemistry, Prague, 1994.
  137. Seixas de Melo, J. Sérgio. "Photophysical Properties of Coumarins: The Abnormal Behavior of 3Cl7Met4MC Related to the Existence of Two Energetically Close-Lying Singlet Excited States". Paper presented in Proceedings of the XVth IUPAC Symposium on Photochemistry, Prague, 1994.
  138. Seixas de Melo, J. Sérgio. "Photophysical Methods for the Determination of Partition Constants of Coumarin Pesticides Between Water and Amphiphilic Aggregates". Paper presented in Proceedings of the Third Conference on Methods and Application of Fluorescence Spectroscopy, Prague, 1993.
  139. Seixas de Melo, J. Sérgio. "Métodos Fotofísicos na Determinação de Constantes de Partição de Cumarinas em Agregados Anfifílicos". Paper presented in Resumos do 9º Congresso Nacional de Bioquímica, Albufeira, 1993.
  140. Seixas de Melo, J. Sérgio. "Fotocinética Intermolecular de Hidroxicumarinas: Fotodesprotonação e Fototautomerização". Paper presented in Resumos do 13º Encontro Anual da SPQ, 1992.
  141. Seixas de Melo, J. Sérgio. "Fototoxicidade de Tioderivados de Compostos Naturais". Paper presented in Resumos do 13º Encontro Anual da SPQ, 1992.
  142. Seixas de Melo, J. Sérgio. "Photokinetics of 7-Hydroxycoumarins From Time-Resolved Fluorescence". Paper presented in Proceedings from the 14th IUPAC Symposium on Photochemistry, Leuven (Bélgica), 1992.
  143. Seixas de Melo, J. Sérgio. "Photodeprotonation and Phototautomerism Kinetics of Hydroxycoumarins from Time-Resolved Fluorescence". Paper presented in Proceedings of the Mediterranean Meeting on Photochemistry, 1991.
  144. Seixas de Melo, J. Sérgio. "Pesticidas da Família das Cumarinas em Meios Aquosos". Paper presented in Resumos do 13º Encontro Anual da SPQ, 1991.
Journal article
  1. Bruna D. P. Costa; João C. S. Simões; Susana M. M. Lopes; Mafalda Laranjo; Ana Clara B. Rodrigues; Ana Cristina Gonçalves; J. Sérgio Seixas de Melo; et al. "Hydrazone-Functionalized trans-A2B-Corroles: Effective Synergy in Photodynamic Therapy of Lung Cancer". Journal of Medicinal Chemistry (2024): https://doi.org/10.1021/acs.jmedchem.4c01824.
    10.1021/acs.jmedchem.4c01824
  2. Carla Cunha; J.Sérgio Seixas de Melo. "From indigo to isoindigo: Rationalizing the high efficiency of photoprotective molecular mechanisms". Dyes and Pigments (2024): https://doi.org/10.1016/j.dyepig.2024.112307.
    10.1016/j.dyepig.2024.112307
  3. Alejandro Cortés-Villena; Delia Bellezza; Carla Cunha; Ignacio Rosa-Pardo; Álvaro Seijas-Da Silva; João Pina; Gonzalo Abellán; et al. "Engineering Metal Halide Perovskite Nanocrystals with BODIPY Dyes for Photosensitization and Photocatalytic Applications". Journal of the American Chemical Society (2024): https://doi.org/10.1021/jacs.3c14335.
    10.1021/jacs.3c14335
  4. Carla Cunha; Mariana Peixoto; José A. Paixão; Marta Pineiro; J. Sérgio Seixas de Melo. "Tuning the AIE Properties of Di-tert-Butyl-diphenyldibenzofulvene Derivatives". The Journal of Physical Chemistry C (2024): https://doi.org/10.1021/acs.jpcc.3c06436.
    10.1021/acs.jpcc.3c06436
  5. Daniela Pinheiro; Carla Cunha; Marta Pineiro; Adelino M. Galvão; J. Sérgio Seixas de Melo. "Solvent-dependent ultrafast deactivation processes with phenylpropyl indigo derivatives: a step forward in the understanding of indigo decay mechanisms". Physical Chemistry Chemical Physics (2024): https://doi.org/10.1039/D4CP03192J.
    10.1039/D4CP03192J
  6. Danîela C. Nobre; Estefanía Delgado-Pinar; Carla Cunha; J. Sérgio Seixas de Melo. "The role of the oxime group in the excited state deactivation processes of indirubin". Physical Chemistry Chemical Physics (2024): https://doi.org/10.1039/D3CP05260E.
    10.1039/D3CP05260E
  7. Delgado-Pinar, Estefanía; Medeiros, Matilde; Costa, Telma; Seixas de Melo, J. Sérgio. "Highly Selective Fluorescent Sensors: Polyethylenimine Derivatives of Triphenylamine and Coumarin for GTP and ATP Interaction via Fluorescence Lifetime Imaging Microscopy". ACS Applied Polymer Materials 5 8 (2023): 6176-6185. http://dx.doi.org/10.1021/acsapm.3c00834.
    10.1021/acsapm.3c00834
  8. Costa, Telma; Peixoto, Mariana; Pineiro, Marta; Seixas de Melo, J. Sérgio. "Solvent-Driven Self-Organization of Meso-Substituted Porphyrins: Morphological Analysis from Fluorescence Lifetime Imaging Microscopy". Langmuir 39 16 (2023): 5727-5737. http://dx.doi.org/10.1021/acs.langmuir.2c03468.
    10.1021/acs.langmuir.2c03468
  9. Nobre, Danîela C.; Delgado-Pinar, Estefanía; Cunha, Carla; Galvão, Adelino M.; Seixas de Melo, J. Sérgio. "Indirubin: Nature finding efficient light-activated protective molecular mechanisms". Dyes and Pigments 212 (2023): 111116. http://dx.doi.org/10.1016/j.dyepig.2023.111116.
    10.1016/j.dyepig.2023.111116
  10. Carla Cunha; Mariana S. Peixoto; Joana Santos; Paulo E. Abreu; José A. Paixão; Marta Pineiro; J. Sérgio Seixas de Melo. "Practical Design of 3,6-Di-tert-butyldiphenyldibenzofulvene Derivatives with Enhanced Aggregation-Induced Emission". ACS Applied Optical Materials (2023): https://doi.org/10.1021/acsaom.2c00067.
    10.1021/acsaom.2c00067
  11. Pinheiro, Daniela; Sousa, Joana F.M.; Pineiro, Marta; Valente, Artur J.M.; Seixas de Melo, J. Sérgio. "Non-pre-treated sulfonated poly(ether ether ketone) membrane as an efficient alternative for Nafion in acidic aqueous organic redox flow batteries". Journal of Energy Storage 57 (2023): 106201. http://dx.doi.org/10.1016/j.est.2022.106201.
    10.1016/j.est.2022.106201
  12. Saadi, Hajer; Benzarti, Zohra; Sanguino, Pedro; Pina, João; Abdelmoula, Najmeddine; Seixas de Melo, João Sérgio. "Enhancing the electrical conductivity and the dielectric features of ZnO nanoparticles through Co doping effect for energy storage applications". Journal of Materials Science: Materials in Electronics 34 2 (2023): http://dx.doi.org/10.1007/s10854-022-09470-5.
    10.1007/s10854-022-09470-5
  13. Ana Clara B. Rodrigues; Susana M. M. Lopes; Carla Cunha; João Braz; Teresa M. V. D. Pinho e Melo; J. Sérgio Seixas de Melo; Marta Pineiro. "The role of solvents and concentrations in the properties of oxime bearing A2B corroles". Physical Chemistry Chemical Physics (2023): https://doi.org/10.1039/D2CP05941J.
    10.1039/D2CP05941J
  14. Ana L. Costa; Rodrigo P. Monteiro; Paulo D. Nunes Barradas; Simone C. R. Ferreira; Carla Cunha; Ana C. Gomes; Isabel S. Gonçalves; J. Sérgio Seixas de Melo; Martyn Pillinger. "Enhanced thermal and photo-stability of a para-substituted dicumyl ketone intercalated in a layered double hydroxide". Frontiers in Chemistry 10 (2022): http://dx.doi.org/10.3389/fchem.2022.1004586.
    10.3389/fchem.2022.1004586
  15. Simone C.R. Ferreira; Martina Franchi; Alberto A.C.C. Pais; J. Sérgio Seixas de Melo. "The chemistry behind the first Portuguese postage stamps (1853–1894). A non-destructive analytical and chemometric analysis of pigments, fillers and binders". Dyes and Pigments (2022): https://doi.org/10.1016/j.dyepig.2022.110519.
    10.1016/j.dyepig.2022.110519
  16. Carla Cunha; Andrea Pinto; Adelino Galvão; Laura Rodríguez; J. Sérgio Seixas de Melo. "Aggregation-Induced Emission with Alkynylcoumarin Dinuclear Gold(I) Complexes: Photophysical, Dynamic Light Scattering, and Time-Dependent Density Functional Theory Studies". Inorganic Chemistry (2022): https://doi.org/10.1021/acs.inorgchem.2c00366.
    10.1021/acs.inorgchem.2c00366
  17. Mafalda Laranjo; Nelson A. M. Pereira; Andreia S. R. Oliveira; Márcia Campos Aguiar; Gonçalo Brites; Bruno F. O. Nascimento; Beatriz Serambeque; et al. "Ring-Fused meso-Tetraarylchlorins as Auspicious PDT Sensitizers: Synthesis, Structural Characterization, Photophysics, and Biological Evaluation". Frontiers in Chemistry 10 (2022): http://dx.doi.org/10.3389/fchem.2022.873245.
    10.3389/fchem.2022.873245
  18. Estefanía Delgado-Pinar; Isabel Pont; Enrique García-España; J. Sérgio Seixas de Melo. "Cucurbituril hosts as promoters of aggregation induced emission of triphenylamine derivatives". Physical Chemistry Chemical Physics (2022): https://doi.org/10.1039/D1CP04821J.
    10.1039/D1CP04821J
  19. Catarina M. Pinto; João Pina; Estefanía Delgado-Pinar; J. Sérgio Seixas de Melo. "Excited state deactivation mechanisms in Shikonin rationalized from its naphthoquinone parent structures". Physical Chemistry Chemical Physics (2022): https://doi.org/10.1039/D2CP01829B.
    10.1039/D2CP01829B
  20. Daniela Pinheiro; Marta Pineiro; J. Sérgio Seixas de Melo. "Sulfonated tryptanthrin anolyte increases performance in pH neutral aqueous redox flow batteries". Communications Chemistry (2021): https://doi.org/10.1038/s42004-021-00523-0.
    10.1038/s42004-021-00523-0
  21. Rodrigues ACB; Peixoto M; Gomes C; Pineiro M; Seixas de Melo JS. "Aggregation-Induced Emission Leading to White Light Emission in Diphenylbenzofulvene Derivatives.". Chemistry (Weinheim an der Bergstrasse, Germany) (2021): http://europepmc.org/abstract/med/34882839.
    10.1002/chem.202103768
  22. Sousa, Joana F.M.; Pina, João; Gomes, Carla; Dias, Lucas D.; Pereira, Mariette M.; Murtinho, Dina; Dias, Paula; et al. "Transport and photophysical studies on porphyrin-containing sulfonated poly(etheretherketone) composite membranes". Materials Today Communications 29 (2021): 102781. http://dx.doi.org/10.1016/j.mtcomm.2021.102781.
    10.1016/j.mtcomm.2021.102781
  23. Daniela Pinheiro; Marta Pineiro; J. Sérgio Seixas de Melo. "Tryptanthrin derivatives as efficient singlet oxygen sensitizers". Photochemical & Photobiological Sciences (2021): https://doi.org/10.1007/s43630-021-00117-8.
    10.1007/s43630-021-00117-8
  24. Andrea Pinto; Carla Cunha; Gabriel Aullón; João Carlos Lima; Laura Rodríguez; J. Sérgio Seixas de Melo. "Comprehensive Investigation of the Photophysical Properties of Alkynylcoumarin Gold(I) Complexes". The Journal of Physical Chemistry B (2021): https://doi.org/10.1021/acs.jpcb.1c07985.
    10.1021/acs.jpcb.1c07985
  25. Carla Cunha; Patrick Klein; Christine Rosenauer; Ullrich Scherf; J. Sérgio Seixas de Melo. "Fluorescence Studies on a Thermoresponsive PNIPAM-Polyfluorene Graft Copolymer". Macromolecules (2021): https://doi.org/10.1021/acs.macromol.1c00827.
    10.1021/acs.macromol.1c00827
  26. Dario Wetterling; Michael Forster; Ana Clara B. Rodrigues; J. Sérgio Seixas Melo; Ullrich Scherf. "Cationic Diazapentacenium Polymers made in a Sequence of C-N Cross Coupling Polymerization and Acid-mediated Post-polymerization Cyclization". Macromolecular Rapid Communications (2021): https://doi.org/10.1002/marc.202100370.
    10.1002/marc.202100370
  27. Ana Clara B. Rodrigues; J. Sérgio Seixas de Melo. "Aggregation-Induced Emission: From Small Molecules to Polymers—Historical Background, Mechanisms and Photophysics". Topics in Current Chemistry 379 3 (2021): https://doi.org/10.1007/s41061-021-00327-9.
    10.1007/s41061-021-00327-9
  28. Seixas de Melo, J. Sérgio; Rodrigues, Ana Clara Beltran; Scherf, Ullrich; Wetterling, Dario. "Tuning J-aggregate formation and emission efficiency in cationic diazapentacenium dyes". Chemistry - A European Journal (2021):
    In press
  29. Daniela Pinheiro; Adelino M. Galvão; Marta Pineiro; J. Sérgio Seixas de Melo. "Red-Purple Photochromic Indigos from Green Chemistry: Mono-tBOC or Di-tBOC N-Substituted Indigos Displaying Excited State Proton Transfer or Photoisomerization". The Journal of Physical Chemistry B (2021): https://doi.org/10.1021/acs.jpcb.1c00120.
    10.1021/acs.jpcb.1c00120
  30. Estefanía Delgado-Pinar; Ana L. Costa; Isabel S. Gonçalves; Marta Pineiro; Martyn Pillinger; J. Sérgio Seixas de Melo. "Tuning the Behavior of a Hydrotalcite-Supported Sulfonated Bithiophene from Aggregation-Caused Quenching to Efficient Monomer Luminescence". The Journal of Physical Chemistry C (2021): https://doi.org/10.1021/acs.jpcc.1c00240.
    10.1021/acs.jpcc.1c00240
  31. João Pina; Paula Dias; Carlos Serpa; João Azevedo; Adélio Mendes; João Sérgio Seixas de Melo. "Phenomenological Understanding of Hematite Photoanode Performance". The Journal of Physical Chemistry C (2021): https://doi.org/10.1021/acs.jpcc.0c11420.
    10.1021/acs.jpcc.0c11420
  32. Amaral, Raquel; de Melo, J. Sérgio Seixas; dos Santos, Lília Maria Antunes. "Pigments from Eustigmatophyceae: an interesting class of microalgae for carotenoid production". Journal of Applied Phycology 33 1 (2021): 371-384. http://dx.doi.org/10.1007/s10811-020-02312-z.
    10.1007/s10811-020-02312-z
  33. Daniela Pinheiro; Marta Pineiro; Adelino M. Galvão; J. Sérgio Seixas de Melo; Pinheiro, Daniela; Pineiro, Marta; Galvao, Adelino M.; Seixas de Melo, J. Sergio. "Deep in blue with green chemistry: influence of solvent and chain length on the behaviour of N- and N,N'- alkyl indigo derivatives". Chemical Science (2021): https://doi.org/10.1039/D0SC04958A.
    10.1039/D0SC04958A
  34. Nelson A. M. Pereira; Mafalda Laranjo; Bruno F. O. Nascimento; João C. S. Simões; João Pina; Bruna D. P. Costa; Gonçalo Brites; et al. "Novel fluorinated ring-fused chlorins as promising PDT agents against melanoma and esophagus cancer". RSC Medicinal Chemistry (2021): https://doi.org/10.1039/D0MD00433B.
    10.1039/D0MD00433B
  35. Ana Clara B. Rodrigues; Anika Eckert; João Pina; Ullrich Scherf; J. Sérgio Seixas de Melo. "Polymeric near infrared emitters with bay-annulated indigo moieties". Materials Advances (2021): https://doi.org/10.1039/D1MA00260K.
    10.1039/D1MA00260K
  36. Marvin T. Unruh; Ullrich Scherf; Hilke Bahmann; Ana Clara B. Rodrigues; Carla Cunha; J. Sérgio Seixas de Melo; Jakob Schedlbauer; John M. Lupton. "Unexpectedly flexible graphene nanoribbons with a polyacene ladder skeleton". Journal of Materials Chemistry C (2021): https://doi.org/10.1039/D1TC02302K.
    10.1039/D1TC02302K
  37. Lima, Alan R. F.; Pereira, Ricardo C.; Azevedo, Joao; Mendes, Adelio; de Melo, J. Sergio Seixas; R.F. Lima, Alan; Azevedo, João; Mendes, Adélio; Seixas de Melo, J. Sérgio. "On the path to aqueous organic redox flow batteries: Alizarin red S alkaline negolyte. Performance evaluation and photochemical studies". Journal of Molecular Liquids 336 (2021): 116364. https://publons.com/publon/42778090/.
    10.1016/J.MOLLIQ.2021.116364
  38. Ortiz-Herrero, L.; de Almeida Assis, A.C.; Bartolomé, L.; Alonso, M.L.; Maguregui, M.I.; Alonso, R.M.; Seixas de Melo, J.S.. "A novel, non-invasive, multi-purpose and comprehensive method to date inks in real handwritten documents based on the monitoring of the dye ageing processes". Chemometrics and Intelligent Laboratory Systems 207 (2020): 104187. http://dx.doi.org/10.1016/j.chemolab.2020.104187.
    10.1016/j.chemolab.2020.104187
  39. B. Rodrigues, Ana Clara; Pina, João; Seixas de Melo, J. Sérgio. "Structure-relation properties of N-substituted phenothiazines in solution and solid state: Photophysical, photostability and aggregation-induced emission studies". Journal of Molecular Liquids 317 (2020): 113966. http://dx.doi.org/10.1016/j.molliq.2020.113966.
    10.1016/j.molliq.2020.113966
  40. João Pina; Ana Clara B. Rodrigues; Mohamed Alnady; Wenyue Dong; Ullrich Scherf; J. Sérgio Seixas de Melo; Pina, João; et al. "Restricted Aggregate Formation on Tetraphenylethene-Substituted Polythiophenes". The Journal of Physical Chemistry C (2020): https://doi.org/10.1021/acs.jpcc.9b10908.
    10.1021/acs.jpcc.9b10908
  41. Ariadna Lázaro; Carla Cunha; Ramon Bosque; João Pina; Jas S. Ward; Khai-Nghi Truong; Kari Rissanen; et al. "Room-Temperature Phosphorescence and Efficient Singlet Oxygen Production by Cyclometalated Pt(II) Complexes with Aromatic Alkynyl Ligands". Inorganic Chemistry (2020): https://doi.org/10.1021/acs.inorgchem.0c00577.
    10.1021/acs.inorgchem.0c00577
  42. Seixas de Melo, J. Sérgio. "Photoresponsive N,N'-disubstituted indigo derivatives". Dyes and Pigments (2020): http://dx.doi.org/10.1016/j.dyepig.2020.108197.
    10.1016/j.dyepig.2020.108197
  43. Seixas de Melo, J. Sérgio. "I2/NaH/DMF as oxidant trio for the synthesis of tryptanthrin from indigo or isatin". Dyes and Pigments (2020): http://dx.doi.org/10.1016/j.dyepig.2019.107935.
    10.1016/j.dyepig.2019.107935
  44. Ana L. Costa; Ana C. Gomes; André D. Lopes; José P. Da Silva; Martyn Pillinger; Isabel S. Gonçalves; J. Sérgio Seixas de Melo. "Evaluation of the supramolecular interaction of Congo red with cucurbiturils using mass spectrometry and spectroscopic methods". New Journal of Chemistry (2020): https://doi.org/10.1039/C9NJ05706D.
    10.1039/C9NJ05706D
  45. Ana Clara B. Rodrigues; Isabell S. Geisler; Patrick Klein; João Pina; Fabian J. H. Neuhaus; Elke Dreher; Christian W. Lehmann; Ullrich Scherf; J. Sérgio Seixas de Melo. "Designing highly fluorescent, arylated poly(phenylene vinylene)s of intrinsic microporosity". Journal of Materials Chemistry C (2020): https://doi.org/10.1039/C9TC06028F.
    10.1039/C9TC06028F
  46. Estefanía Delgado-Pinar; Marta Pineiro; J. Sérgio Seixas de Melo. "A water-soluble bithiophene with increased photoluminescence efficiency and metal recognition ability". Dalton Transactions (2020): https://doi.org/10.1039/D0DT01385D.
    10.1039/D0DT01385D
  47. Ana I. Rodrigues; Paramasivam Krishnamoorthy; Clara S. B. Gomes; Nicolas Carmona; Roberto E. Di Paolo; Piotr Pander; João Pina; et al. "Luminescent halogen-substituted 2-(N-arylimino)pyrrolyl boron complexes: the internal heavy-atom effect". Dalton Transactions 49 29 (2020): 10185-10202. https://doi.org/10.1039/D0DT01845G.
    10.1039/D0DT01845G
  48. Pinheiro, Daniela; Piñeiro, Marta; Pina, João; Brandão, Pedro; Galvão, Adelino M.; Melo, J. Sérgio Seixas de; Seixas de Melo, J. Sérgio. "Tryptanthrin from indigo: Synthesis, excited state deactivation routes and efficient singlet oxygen sensitization". Dyes and Pigments (2020): http://hdl.handle.net/10316/91076.
    10.1016/j.dyepig.2019.108125
  49. Pereira, Ricardo C.; Pontinha, Ana Dora R.; Pineiro, Marta; Seixas de Melo, J. Sérgio. "A comprehensive spectral, photophysical and electrochemical study of synthetic water-soluble acridones. A new class of pH and polarity sensitive fluorescent probes". Dyes and Pigments 166 (2019): 203-210. http://dx.doi.org/10.1016/j.dyepig.2019.03.028.
    10.1016/j.dyepig.2019.03.028
  50. Estefanía Delgado-Pinar; Artur J.M. Valente; J. Sérgio Seixas de Melo. "A comprehensive photophysical and NMR investigation on the interaction of a 4-methylumbelliferone derivative and cucurbit[7]uril". Journal of Molecular Liquids 277 (2019): 1026-1034. https://doi.org/10.1016/j.molliq.2018.12.137.
    10.1016/j.molliq.2018.12.137
  51. J.Sérgio Seixas de Melo. "Comment on “An ‘imperial radiation’: Experimental and theoretical investigations of the photo-induced luminescence properties of 6,6'-dibromoindigo (Tyrian purple)”". Dyes and Pigments 162 (2019): 704-704. https://doi.org/10.1016/j.dyepig.2018.10.052.
    10.1016/j.dyepig.2018.10.052
  52. João Pina; Catherine S. de Castro; Estefanía Delgado-Pinar; J. Sérgio Seixas de Melo. "Characterization of 4-methylesculetin and of its mono- and di-methoxylated derivatives in water and organic solvents in its ground, singlet and triplet excited states". Journal of Molecular Liquids 278 (2019): 616-626. https://doi.org/10.1016/j.molliq.2019.01.083.
    10.1016/j.molliq.2019.01.083
  53. Ana Clara B. Rodrigues; João Pina; Wenyue Dong; Michael Forster; Ullrich Scherf; J. Sérgio Seixas de Melo. "Aggregation-Induced Emission in Phenothiazine–TPE and -TPAN Polymers". Macromolecules (2018): https://doi.org/10.1021/acs.macromol.8b01758.
    10.1021/acs.macromol.8b01758
  54. Elisabet Aguiló; Artur J. Moro; Mani Outis; João Pina; Daniela Sarmento; J. Sérgio Seixas de Melo; Laura Rodríguez; João Carlos Lima. "Deactivation Routes in Gold(I) Polypyridyl Complexes: Internal Conversion Vs Fast Intersystem Crossing". Inorganic Chemistry (2018): https://doi.org/10.1021/acs.inorgchem.8b01993.
    10.1021/acs.inorgchem.8b01993
  55. Ricardo C. Pereira; Marta Pineiro; Adelino M. Galvão; J.Sérgio Seixas de Melo. "Thioindigo, and sulfonated thioindigo derivatives as solvent polarity dependent fluorescent on-off systems". Dyes and Pigments 158 (2018): 259-266. https://doi.org/10.1016/j.dyepig.2018.05.049.
    10.1016/j.dyepig.2018.05.049
  56. Pinto, Catarina; de Melo, J. Sérgio Seixas; Seixas de Melo, J. Sérgio. "The molecules of color in Portuguese postage stamps (1857–1909)". Pure and Applied Chemistry 90 3 (2018): 435-445. http://dx.doi.org/10.1515/pac-2017-0701.
    10.1515/pac-2017-0701
  57. Ana L. Costa; Ana C. Gomes; Ricardo C. Pereira; Martyn Pillinger; Isabel S. Gonçalves; Marta Pineiro; J. Sérgio Seixas de Melo. "Interactions and Supramolecular Organization of Sulfonated Indigo and Thioindigo Dyes in Layered Hydroxide Hosts". Langmuir 34 1 (2018): 453-464. https://doi.org/10.1021/acs.langmuir.7b03735.
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  58. Pereira, Nelson A. M.; Laranjo, Mafalda; Pina, João; Oliveira, Andreia S. R.; Ferreira, João Dias; Sánchez-Sánchez, Carles; Casalta-Lopes, João; et al. "Advances on photodynamic therapy of melanoma through novel ring-fused 5,15-diphenylchlorins". European Journal of Medicinal Chemistry 146 (2018): 395-408. http://www.sciencedirect.com/science/article/pii/S0223523417311248.
    https://doi.org/10.1016/j.ejmech.2017.12.093
  59. João Pina; Anika Eckert; Ullrich Scherf; Adelino M. Galvão; J. Sérgio Seixas de Melo. "Cyclopentadithiophene derivatives: a step towards an understanding of thiophene copolymer excited state deactivation pathways". Materials Chemistry Frontiers (2018): https://doi.org/10.1039/C7QM00440K.
    10.1039/C7QM00440K
  60. João Pina; Mohamed Alnady; Anika Eckert; Ullrich Scherf; J. Sérgio Seixas de Melo. "Alternating donor–acceptor indigo-cyclopentadithiophene copolymers: competition between excited state conformational relaxation, energy transfer and excited state proton transfer". Materials Chemistry Frontiers (2018): https://doi.org/10.1039/C7QM00439G.
    10.1039/C7QM00439G
  61. Tânia F. G. G. Cova; Alberto A. C. C. Pais; J. Sérgio Seixas de Melo. "Reconstructing the historical synthesis of mauveine from Perkin and Caro: procedure and details". Scientific Reports 7 1 (2017): https://doi.org/10.1038/s41598-017-07239-z.
    10.1038/s41598-017-07239-z
  62. J. Pina; Daniela Sarmento; Marco Accoto; Pier Luigi Gentili; Luigi Vaccaro; Adelino Galvão; J. Sérgio Seixas de Melo. "Excited-State Proton Transfer in Indigo". The Journal of Physical Chemistry B 121 10 (2017): 2308-2318. https://doi.org/10.1021/acs.jpcb.6b11020.
    10.1021/acs.jpcb.6b11020
  63. Nelson A. M. Pereira; Mafalda Laranjo; João Casalta-Lopes; Arménio C. Serra; Marta Piñeiro; João Pina; J. Sérgio Seixas de Melo; et al. "Platinum(II) Ring-Fused Chlorins as Near-Infrared Emitting Oxygen Sensors and Photodynamic Agents". ACS Medicinal Chemistry Letters 8 3 (2017): 310-315. https://doi.org/10.1021/acsmedchemlett.6b00476.
    10.1021/acsmedchemlett.6b00476
  64. Pereira, V. M.; Costa, A. L.; Feldl, J.; Maria, T. M. R.; Seixas de Melo, J. S.; Martin-Ramos, P.; Martin-Gil, J.; Ramos Silva, M.. "Synthesis, structure and physical properties of luminescent Pr(III) beta-diketonate complexes". Spectrochimica Acta Part a-Molecular and Biomolecular Spectroscopy 172 (2017): 25-33. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000389093000005&KeyUID=WOS:000389093000005.
    10.1016/j.saa.2016.06.025
  65. Cova, Tania F. G. G.; Jarmelo, Susana; Nunes, Sandra C. C.; Formosinho, Sebastiao J.; Sergio Seixas de Melo, J.; Pais, Alberto. "Seeing is believing: A graphical reference framework for multi-criteria evaluation". Evaluation (2017): https://publons.com/publon/14801441/.
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  66. Catherine S. de Castro; Tânia F.G.G. Cova; Alberto C.C. Pais; Daniela Pinheiro; Cristina Nuñez; Carlos Lodeiro; J. Sérgio Seixas de Melo. "Probing metal cations with two new Schiff base bischromophoric pyrene based chemosensors: Synthesis, photophysics and interactions patterns". Dyes and Pigments 134 (2016): 601-612. https://doi.org/10.1016/j.dyepig.2016.08.016.
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  67. Martin-Ramos, Pablo; Costa, Ana L.; Silva, Manuela Ramos; Pereira, Laura C. J.; Pereira da Silva, Pedro S.; de Melo, J. Sergio Seixas; Martin-Gil, Jesus; et al. "Luminescent Properties of [UO2(TFA)(2)(DMSO)(3)], a Promising Material for Sensing and Monitoring the Uranyl Ion". Materials Research-Ibero-American Journal of Materials 19 2 (2016): 328-332. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000374233300010&KeyUID=WOS:000374233300010.
    10.1590/1980-5373-MR-2015-0448
  68. Valandro, Silvano R.; Poli, Alessandra L.; Venancio, Tiago; Pina, Joao; de Melo, J. Seixas; Burrows, Hugh D.; Schmitt, Carla C.. "A novel biopolymeric photoinitiator based on chitosan and thioxanthone derivative: Synthesis, characterization and efficiency in photopolymerization". Journal of Photochemistry and Photobiology a-Chemistry 327 (2016): 15-20. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000378566100003&KeyUID=WOS:000378566100003.
    10.1016/j.jphotochem.2016.04.019
  69. Pina, J.; Queiroz, M. -J. R. P.; Seixas de Melo, J.. "Effect of substitution on the ultrafast deactivation of the excited state of benzo[b]thiophene-arylamines". Photochemical & Photobiological Sciences 15 8 (2016): 1029-1038. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000381419900010&KeyUID=WOS:000381419900010.
    10.1039/c6pp00140h
  70. Dong, Wenyue; Pina, Joao; Pan, Yuyu; Preis, Eduard; Sergio Seixas de Melo, J.; Scherf, Ullrich. "Polycarbazoles and polytriphenylamines showing aggregation-induced emission (AIE) and intramolecular charge transfer (ICT) behavior for the optical detection of nitroaromatic compounds". Polymer 76 (2015): 173-181. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000363359800021&KeyUID=WOS:000363359800021.
    10.1016/j.polymer.2015.08.064
  71. Costa, Ana L.; Gomes, Ana C.; Pillinger, Martyn; Goncalves, Isabel S.; Sergio Seixas de Melo, J.. "Controlling the Fluorescence Behavior of 1-Pyrenesulfonate by Cointercalation with a Surfactant in a Layered Double Hydroxide". Langmuir 31 16 (2015): 4769-4778. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000353864200022&KeyUID=WOS:000353864200022.
    10.1021/acs.langmuir.5b00063
  72. Costa, Ana L.; Gomes, Ana C.; Pillinger, Martyn; Goncalves, Isabel S.; Sergio Seixas de Melo, J.. "An Indigo Carmine-Based Hybrid Nanocomposite with Supramolecular Control of Dye Aggregation and Photobehavior". Chemistry-a European Journal 21 34 (2015): 12069-12078. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000359299700021&KeyUID=WOS:000359299700021.
    10.1002/chem.201501344
  73. Pina, Joao; Seixas de Melo, J. Sergio; Eckert, Anika; Scherf, Ullrich. "Unusual photophysical properties of conjugated, alternating indigo-fluorene copolymers". Journal of Materials Chemistry a 3 12 (2015): 6373-6382. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000351227300020&KeyUID=WOS:000351227300020.
    10.1039/c4ta06272h
  74. Liu, Feng; Espejo, Guzman L.; Qin, Shuhai; Moreno Oliva, Maria; Pina, Joao; Sergio Seixas de Melo, J.; Casado, Juan; Zhu, Xiaozhang. "Multifaceted Regioregular Oligo(thieno[3,4-b]thiophene)s Enabled by Tunable Quinoidization and Reduced Energy Band Gap". Journal of the American Chemical Society 137 32 (2015): 10357-10366. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000359962000058&KeyUID=WOS:000359962000058.
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  75. de Melo, J. S. S.; Macanita, A. L.. "Unveiling the Eigen-Weller Ion Pair from the Excited State Proton Transfer Kinetics of 3-Chloro-4-methyl-7-hydroxycoumarin". Journal of Physical Chemistry B 119 6 (2015): 2604-2610. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000349578600052&KeyUID=WOS:000349578600052.
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  76. Cova, Tfgc; Jarmelo, S.; Formosinho, S. J.; de Melo, J. S. S.; Pais, Aacc. "Unsupervised characterization of research institutions with task-force estimation". Journal of Informetrics 9 1 (2015): 59-68. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000349770500008&KeyUID=WOS:000349770500008.
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  77. Tapia, M. J.; Monteserin, M.; Burrows, H. D.; Almeida, J. A. S.; Pais, Aacc; Pina, J.; de Melo, J. S. S.; Jarmelo, S.; Estelrich, J.. "From molecular modelling to photophysics of neutral oligo- and polyfluorenes incorporated into phospholipid bilayers". Soft Matter 11 2 (2015): 303-317. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000346060400010&KeyUID=WOS:000346060400010.
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  78. Catherine S. de Castro; J. Sérgio Seixas de Melo; Adrián Fernández-Lodeiro; Cristina Núñez; Carlos Lodeiro. "Spectroscopic and photophysical studies of a naphthalene-based emissive probe for metal cations". Inorganic Chemistry Communications 47 (2014): 27-32. https://doi.org/10.1016%2Fj.inoche.2014.07.007.
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  79. Oueslati, I.; Paixão, J.A.; Rodrigues, V.H.; Shkurenko, A.; Lesniewska, B.; Suwinska, K.; Eusébio, M.E.S.; Maria, T.M.R.; Seixas De Melo, J.S.. "Modulating the self-assembly of calix[4]azacrowns to design materials with improved emission and stimuli-responsive behavior". Journal of Physical Chemistry C 118 24 (2014): 13118-13125. http://www.scopus.com/inward/record.url?eid=2-s2.0-84903141398&partnerID=MN8TOARS.
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  80. Pinheiro, D.; De Castro, C.S.; Seixas De Melo, J.S.; Oliveira, E.; Nuñez, C.; Fernández-Lodeiro, A.; Capelo, J.L.; Lodeiro, C.. "From yellow to pink using a fluorimetric and colorimetric pyrene derivative and mercury (II) ions". Dyes and Pigments 110 (2014): 152-158. http://www.scopus.com/inward/record.url?eid=2-s2.0-84905080574&partnerID=MN8TOARS.
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  81. Pina, J.; Pinheiro, D.; Nascimento, B.; Piñeiro, M.; Seixas De Melo, J.S.. "The effect of polyaromatic hydrocarbons on the spectral and photophysical properties of diaryl-pyrrole derivatives: An experimental and theoretical study". Physical Chemistry Chemical Physics 16 34 (2014): 18319-18326. http://www.scopus.com/inward/record.url?eid=2-s2.0-84905862868&partnerID=MN8TOARS.
    10.1039/c4cp01797h
  82. Conceição Oliveira, M.D.; Dias, A.; Douglas, P.; Seixas de Melo, J.S.. "Perkin's and Caro's Mauveine in Queen Victoria's Lilac Postage Stamps: A Chemical Analysis". Chemistry - A European Journal (2014): http://www.scopus.com/inward/record.url?eid=2-s2.0-84892743961&partnerID=MN8TOARS.
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  83. Costa, T.; Marques, A.T.; Seixas De Melo, J.S.; Thomas, A.W.; Garner, L.E.; Scherf, U.; Bazan, G.C.; Burrows, H.D.. "Self-assembly of poly{1,4-phenylene-[9,9-bis(4-phenoxy-butylsulfonate)] fluorene-2,7-diyl} with oppositely charged phenylenevinylene oligoelectrolytes". Journal of Physical Chemistry B 118 2 (2014): 613-623. http://www.scopus.com/inward/record.url?eid=2-s2.0-84892691123&partnerID=MN8TOARS.
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  84. Oueslati, I.; Paixao, J. A.; Shkurenko, A.; Suwinska, K.; de Melo, J. S. S.; de Carvalho, Laeb. "Highly ordered luminescent calix 4 azacrown films showing an emission response selective to volatile tetrahydrofuran". Journal of Materials Chemistry C 2 42 (2014): 9012-9020. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000343755800024&KeyUID=WOS:000343755800024.
    10.1039/c4tc01596g
  85. Tapia, María José; Monteserín, María; Pina, Joao; de Melo, J. Sérgio Seixas; Burrows, Hugh D.; Melo, João. "ß-Phase Formation in Poly(9,9-dioctylfluorene) Promoted by Natural Lecithin Liposomes". Journal of Colloid Science and Biotechnology 2 3 (2013): 243-248. http://dx.doi.org/10.1166/jcsb.2013.1059.
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  86. Pina, J.; Seixas De Melo, J.S.; Koenen, J.-M.; Jung, S.; Scherf, U.. "Excited state characterization and energy transfer in hyperbranched polytruxenes and polytruxene- block -polythiophene multiblock copolymers". Journal of Physical Chemistry C 117 8 (2013): 3718-3728. http://www.scopus.com/inward/record.url?eid=2-s2.0-84874644375&partnerID=MN8TOARS.
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  87. Burrows, H.D.; de Melo, J.S.S.; Valente, A.J.M.. "Preface". Pure and Applied Chemistry 85 7 (2013): http://www.scopus.com/inward/record.url?eid=2-s2.0-84880104557&partnerID=MN8TOARS.
  88. Pina, J.; De Melo, J.S.; Breusov, D.; Scherf, U.. "Donor-acceptor-donor thienyl/bithienyl-benzothiadiazole/quinoxaline model oligomers: Experimental and theoretical studies". Physical Chemistry Chemical Physics 15 36 (2013): 15204-15213. http://www.scopus.com/inward/record.url?eid=2-s2.0-84883021890&partnerID=MN8TOARS.
    10.1039/c3cp52056k
  89. Pina, J.; Seixas De Melo, J.S.; Batista, R.M.F.; Costa, S.P.G.; Raposo, M.M.M.. "Triphenylamine-benzimidazole derivatives: Synthesis, excited-state characterization, and DFT studies". Journal of Organic Chemistry 78 22 (2013): 11389-11395. http://www.scopus.com/inward/record.url?eid=2-s2.0-84887947345&partnerID=MN8TOARS.
    10.1021/jo401803u
  90. Kogej, K.; Fonseca, S.M.; Rovisco, J.; Azenha, M.E.; Ramos, M.L.; Seixas De Melo, J.S.; Burrows, H.D.. "Understanding the interaction between trivalent lanthanide ions and stereoregular polymethacrylates through luminescence, binding isotherms, NMR, and interaction with cetylpyridinium chloride". Langmuir 29 47 (2013): 14429-14437. http://www.scopus.com/inward/record.url?eid=2-s2.0-84888584377&partnerID=MN8TOARS.
    10.1021/la4036024
  91. García, V.; Aldrey, A.; De Castro, C.S.; Bastida, R.; Macías, A.; Lodeiro, C.; Seixas De Melo, J.S.; Núñez, C.. "The first substituted macrocyclic ligand Py2N4S 2 containing four naphthylmethylene pendant-armed groups: Synthesis and photophysical properties". Inorganic Chemistry Communications 36 (2013): 22-26. http://www.scopus.com/inward/record.url?eid=2-s2.0-84883104276&partnerID=MN8TOARS.
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  92. Casado, J.; Hernández, V.; López Navarrete, J.T.; Algarra, M.; da Silva Filho, D.A.; Yamaguchi, S.; Rondão, R.; et al. "Amplified Spontaneous Emission in Pentathienoacene Dioxides by Direct Optical Pump and by Energy Transfer: Correlation with Photophysical Parameters". Advanced Optical Materials 1 8 (2013): 588-599. http://www.scopus.com/inward/record.url?eid=2-s2.0-84883422554&partnerID=MN8TOARS.
    10.1002/adom.201300155
  93. Leitão, I.M.V.; Seixas De Melo, J.S.. "Maya blue, an ancient guest-host pigment: Synthesis and models". Journal of Chemical Education 90 11 (2013): 1493-1497. http://www.scopus.com/inward/record.url?eid=2-s2.0-84887581731&partnerID=MN8TOARS.
    10.1021/ed300425c
  94. Fernández-Lodeiro, J.; Núñez, C.; De Castro, C.S.; Bértolo, E.; Seixas De Melo, J.S.; Capelo, J.L.; Lodeiro, C.. "Steady-state and time-resolved investigations on pyrene-based chemosensors". Inorganic Chemistry 52 1 (2013): 121-129. http://www.scopus.com/inward/record.url?eid=2-s2.0-84872111677&partnerID=MN8TOARS.
    10.1021/ic301365y
  95. Rondão, R.; Seixas De Melo, J.S.. "Thio-Mayan-like compounds: Excited state characterization of indigo sulfur derivatives in solution and incorporated in palygorskite and sepiolite clays". Journal of Physical Chemistry C 117 1 (2013): 603-614. http://www.scopus.com/inward/record.url?eid=2-s2.0-84872407107&partnerID=MN8TOARS.
    10.1021/jp306209y
  96. Pina, J.; Seixas De Melo, J.S.; Koenen, N.; Scherf, U.. "Chain length dependent excited-state decay processes of diluted PF2/6 solutions". Journal of Physical Chemistry B 117 24 (2013): 7370-7380. http://www.scopus.com/inward/record.url?eid=2-s2.0-84879390659&partnerID=MN8TOARS.
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  97. Rondão, R.; Seixas De Melo, J.S.; Pina, J.; Melo, M.J.; Vitorino, T.; Parola, A.J.. "Brazilwood reds: The (photo)chemistry of brazilin and brazilein". Journal of Physical Chemistry A 117 41 (2013): 10650-10660. http://www.scopus.com/inward/record.url?eid=2-s2.0-84886871070&partnerID=MN8TOARS.
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  98. Tapia, M.J.; Monteserín, M.; Burrows, H.D.; Seixas De Melo, J.S.; Estelrich, J.. "Effect of the phospholipid chain length and head group on beta-phase formation of poly(9,9-dioctylfluorene) enclosed in liposomes". Photochemistry and Photobiology 89 6 (2013): 1471-1478. http://www.scopus.com/inward/record.url?eid=2-s2.0-84887407654&partnerID=MN8TOARS.
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  99. "XXIVth IUPAC Symposium on Photochemistry, Coimbra, Portugal, 15-20 July 2012 Preface". Pure and Applied Chemistry (2013): https://publons.com/publon/9270296/.
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  100. Fernández-Lodeiro, J.; Núñez, C.; Nieto Faza, O.; Capelo, J.L.; Lodeiro, C.; Sérgio Seixas De Melo, J.; López, C.S.. "Novel emissive podands based on 8-OH-quinoline: Synthesis, fluorescence materials, DFT and complexation studies". Inorganica Chimica Acta 381 1 (2012): 218-228. http://www.scopus.com/inward/record.url?eid=2-s2.0-84857042987&partnerID=MN8TOARS.
    10.1016/j.ica.2011.09.018
  101. Sousa, C.M.; Pina, J.; Seixas De Melo, J.; Berthet, J.; Delbaere, S.; Coelho, P.J.. "Synthesis of a photochromic fused 2H-chromene capable of generating a single coloured species". European Journal of Organic Chemistry 9 (2012): 1768-1773. http://www.scopus.com/inward/record.url?eid=2-s2.0-84859094563&partnerID=MN8TOARS.
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  102. Ferreira, B.; Da Silva, P.F.; Seixas De Melo, J.S.; Pina, J.; MaçAnita, A.. "Excited-state dynamics and self-organization of poly(3-hexylthiophene) (P3HT) in solution and thin films". Journal of Physical Chemistry B 116 8 (2012): 2347-2355. http://www.scopus.com/inward/record.url?eid=2-s2.0-84857692390&partnerID=MN8TOARS.
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  103. Rondão, R.; Seixas De Melo, J.; Melo, M.J.; Parola, A.J.. "Excited-state isomerization of leuco indigo". Journal of Physical Chemistry A 116 11 (2012): 2826-2832. http://www.scopus.com/inward/record.url?eid=2-s2.0-84858785514&partnerID=MN8TOARS.
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  104. Marques, A.T.; Pinto, S.M.A.; Monteiro, C.J.P.; Seixas De Melo, J.S.; Burrows, H.D.; Scherf, U.; Calvete, M.J.F.; Pereira, M.M.. "Energy transfer from fluorene-based conjugated polyelectrolytes to on-chain and self-assembled porphyrin units". Journal of Polymer Science, Part A: Polymer Chemistry 50 7 (2012): 1408-1417. http://www.scopus.com/inward/record.url?eid=2-s2.0-84857263382&partnerID=MN8TOARS.
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  105. Marques, A.T.; Burrows, H.D.; Seixas De Melo, J.S.; Valente, A.J.M.; Justino, L.L.G.; Scherf, U.; Fron, E.; et al. "Spectroscopic properties, excitation, and electron transfer in an anionic water-soluble poly(fluorene-alt-phenylene)-perylenediimide copolymer". Journal of Physical Chemistry B 116 25 (2012): 7548-7559. http://www.scopus.com/inward/record.url?eid=2-s2.0-84862993237&partnerID=MN8TOARS.
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  113. Costa, T.; Sérgio Seixas De Melo, J.; Castro, C.S.; Gago, S.; Pillinger, M.; Gonçalves, I.S.. "Picosecond dynamics of dimer formation in a pyrene labeled polymer". Journal of Physical Chemistry B 114 39 (2010): 12439-12447. http://www.scopus.com/inward/record.url?eid=2-s2.0-77957319319&partnerID=MN8TOARS.
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  119. Claro, A.; Melo, M.J.; Seixas de Melo, J.S.; van den Berg, K.J.; Burnstock, A.; Montague, M.; Newman, R.. "Identification of red colorants in van Gogh paintings and ancient Andean textiles by microspectrofluorimetry". Journal of Cultural Heritage 11 1 (2010): 27-34. http://www.scopus.com/inward/record.url?eid=2-s2.0-76449104424&partnerID=MN8TOARS.
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  125. Burrows, H.D.; Fonseca, S.M.; Dias, F.B.; De Melo, J.S.; Monkman, A.P.; Scherf, U.; Pradhan, S.. "Singlet excitation energy harvesting and triplet emission in the self-assembled system poly{1,4-phenylene-[9,9-bis (4-phenoxy-butylsulfonate)] fluorene-2,7-diyl} copolymer/tris(bipyridyl)ruthenium(II) in aqueous solution". Advanced Materials 21 10-11 (2009): 1155-1159. http://www.scopus.com/inward/record.url?eid=2-s2.0-65149098318&partnerID=MN8TOARS.
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  133. Pina, J.; Seixas De Melo, J.; Burrows, H.D.; Bünnagel, T.W.; Dolfen, D.; Kudla, C.J.; Scherf, U.. "Photophysical and spectroscopic investigations on (oligo)thiophene-arylene step-ladder copolymers. The interplay of conformational relaxation and on-chain energy transfer". Journal of Physical Chemistry B 113 49 (2009): 15928-15936. http://www.scopus.com/inward/record.url?eid=2-s2.0-71549153208&partnerID=MN8TOARS.
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  138. Dos Santos, C.M.G.; Glynn, M.; McCabe, T.; De Melo, J.S.S.; Burrows, H.D.; Gunnlaugsson, T.. "Synthesis, structural and photophysical evaluations of urea based fluorescent PET sensors for anions". Supramolecular Chemistry 20 4 (2008): 407-418. http://www.scopus.com/inward/record.url?eid=2-s2.0-42949121002&partnerID=MN8TOARS.
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  143. García-Zubiri, I.X.; Burrows, H.D.; Seixas De Melo, J.S.; Monteserín, M.; Arroyo, A.; Tapia, M.J.. "A spectroscopic study of the interaction of the fluorescent ß-carboline-3-carboxylic acid N-methylamide with DNA constituents: nucleobases, nucleosides and nucleotides". Journal of Fluorescence 18 5 (2008): 961-972. http://www.scopus.com/inward/record.url?eid=2-s2.0-51649083707&partnerID=MN8TOARS.
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  164. Pina, J.; Burrows, H.D.; Becker, R.S.; Dias, F.B.; Maçanita, A.L.; Seixas De Melo, J.. "Photophysical studies of a,¿-dicyano-oligothiophenes NC(C 4H2S)nCN (n = 1-6)". Journal of Physical Chemistry B 110 13 (2006): 6499-6505. http://www.scopus.com/inward/record.url?eid=2-s2.0-33646382847&partnerID=MN8TOARS.
    10.1021/jp055455v
  165. Seixas De Melo, J.; Rondão, R.; Burrows, H.D.; Melo, M.J.; Navaratnam, S.; Edge, R.; Voss, G.. "Photophysics of an indigo derivative (keto and leuco structures) with singular properties". Journal of Physical Chemistry A 110 51 (2006): 13653-13661. http://www.scopus.com/inward/record.url?eid=2-s2.0-33846397749&partnerID=MN8TOARS.
    10.1021/jp057451w
  166. Lodeiro, C.; Lima, J.C.; Parola, A.J.; Seixas de Melo, J.S.; Capelo, J.L.; Covelo, B.; Tamayo, A.; Pedras, B.. "Intramolecular excimer formation and sensing behavior of new fluorimetric probes and their interactions with metal cations and barbituric acids". Sensors and Actuators, B: Chemical 115 1 (2006): 276-286. http://www.scopus.com/inward/record.url?eid=2-s2.0-33645967166&partnerID=MN8TOARS.
    10.1016/j.snb.2005.09.010
  167. Seixas de Melo, J.; Pina, J.; Burrows, H.D.; Di Paolo, R.E.; Maçanita, A.L.. "Electronic spectral and photophysical properties of some p-phenylenevinylene oligomers in solution and thin films". Chemical Physics 330 3 (2006): 449-456. http://www.scopus.com/inward/record.url?eid=2-s2.0-33750824798&partnerID=MN8TOARS.
    10.1016/j.chemphys.2006.09.016
  168. Seixas de Melo, J. Sérgio. "As moléculas da Cor, na Arte e na Natureza". Química: Boletim da Sociedade Portuguesa de Química 101 (2006): 44-45.
    Published
  169. Oliva, J.M.; Azenha, M.E.D.G.; Burrows, H.D.; Coimbra, R.; De Melo, J.S.S.; Canle L, M.; Fernández, M.I.; Santaballa, J.A.; Serrano-Andrés, L.. "On the low-lying excited states of sym-triazine-based herbicides". ChemPhysChem 6 2 (2005): 306-314. http://www.scopus.com/inward/record.url?eid=2-s2.0-15244346944&partnerID=MN8TOARS.
    10.1002/cphc.200400349
  170. Costa, T.; Migu¿l, M.G.; Lindman, B.; Schillén, K.; Lima, J.C.; De Melo, J.S.. "Self-assembly of a hydrophobically modified naphthalene-labeled poly(acrylic acid) polyelectrolyte in water:Organic solvent mixtures followed by steady-state and time-resolved fluorescence". Journal of Physical Chemistry B 109 8 (2005): 3243-3251. http://www.scopus.com/inward/record.url?eid=2-s2.0-14844339704&partnerID=MN8TOARS.
    10.1021/jp046589w
  171. Burrows, H.D.; Arnaut, L.G.; Pina, J.; De Melo, J.S.; Chattopadhyay, N.; Alcácer, L.; Charas, A.; Morgado, J.. "Erratum: Characterisation of the triplet state of a fluorene-terthiophene alternating copolymer (Chemical Physics Letters (2005) 402 (197-201) DOI: 10.1016/j.cplett.2004.12.031)". Chemical Physics Letters 404 4-6 (2005): http://www.scopus.com/inward/record.url?eid=2-s2.0-14844336353&partnerID=MN8TOARS.
    10.1016/j.cplett.2005.02.006
  172. Costa, T.; Miguel, M.D.G.; Lindman, B.; Schillén, K.; De Melo, J.S.S.. "Dynamics and energetics of the self-assembly of a hydrophobically modified polyelectrolyte: Naphthalene-labeled poly(acrylic acid)". Journal of Physical Chemistry B 109 23 (2005): 11478-11492. http://www.scopus.com/inward/record.url?eid=2-s2.0-21744439438&partnerID=MN8TOARS.
    10.1021/jp050236v
  173. Tapia, M.J.; Burrows, H.D.; Valente, A.J.M.; Pradhan, S.; Scherf, U.; Lobo, V.M.M.; Pina, J.; Seixas De Melo, J.. "Interaction between the water soluble poly{1,4-phenylene-[9,9-bis(4-phenoxy butylsulfonate)]fluorene-2,7-diyl} copolymer and ionic surfactants followed by spectroscopic and conductivity measurements". Journal of Physical Chemistry B 109 41 (2005): 19108-19115. http://www.scopus.com/inward/record.url?eid=2-s2.0-27544486667&partnerID=MN8TOARS.
    10.1021/jp052233o
  174. Burrows, H.D.; Lobo, V.M.M.; Pina, J.; Ramos, M.L.; Seixas De Melo, J.; Valente, A.J.M.; Tapia, M.J.; et al. "Interactions between surfactants and {1,4-phenylene-[9,9-bis(4-phenoxy- butylsulfonate)]fluorene-2,7-diyl}". Colloids and Surfaces A: Physicochemical and Engineering Aspects 270-271 1-3 (2005): 61-66. http://www.scopus.com/inward/record.url?eid=2-s2.0-28444443420&partnerID=MN8TOARS.
    10.1016/j.colsurfa.2005.05.037
  175. Burrows, H.D.; Arnaut, L.G.; Pina, J.; Seixas De Melo, J.; Chattopadhyay, N.; Alcácer, L.; Charas, A.; Morgado, J.. "Characterisation of the triplet state of a fluorene-terthiophene alternating copolymer". Chemical Physics Letters 402 1-3 (2005): 197-201. http://www.scopus.com/inward/record.url?eid=2-s2.0-11444249959&partnerID=MN8TOARS.
    10.1016/j.cplett.2004.12.031
  176. Seixas De Melo, J.; Moura, A.P.; Melo, M.J.. "Erratum: Photo-physical and spectroscopic studies of indigo derivatives in their keto and leuco forms (Journal of Physical Chemistry A (2004) 108A)". Journal of Physical Chemistry A 109 3 (2005): http://www.scopus.com/inward/record.url?eid=2-s2.0-13444304218&partnerID=MN8TOARS.
    10.1021/jp040753y
  177. Seixas de Melo, J.; Sobral, A.J.F.N.; Rocha Gonsalves, A.M.d'A.; Burrows, H.D.. "Singlet and triplet energy transfer in a bichromophoric system with anthracene covalently linked through sulfonamide to a meso-tetraphenylporphyrin". Journal of Photochemistry and Photobiology A: Chemistry 172 2 (2005): 151-160. http://www.scopus.com/inward/record.url?eid=2-s2.0-17844400307&partnerID=MN8TOARS.
    10.1016/j.jphotochem.2004.12.004
  178. Seixas de Melo, J. Sérgio. "Redução da Cânfora. Exemplo de uma transformação selectiva". Química: Boletim da Sociedade Portuguesa de Química 96 72 (2005):
    Published
  179. Seixas de Melo, J. Sérgio; Aucejo, R.; Alarcón, J.; García-España, E.; Llinares, J.M.; Marchin, K.L.; Soriano, C.; et al. "A new Zn-II tweezer pyridine-naphthalene system - An off-on-off system working in a biological pH window". European Journal of Inorganic Chemistry 21 (2005): 4301-4308. https://publons.com/publon/6858804/.
    10.1002/ejic.200500403
  180. Pina, João; Melo, J. Seixas de; Pina, Fernando; Lodeiro, Carlos; Lima, J. C.; Parola, A. Jorge; Soriano, Conxa; et al. "Spectroscopy and Coordination Chemistry of a New Bisnaphthalene-Bisphenanthroline Ligand Displaying a Sensing Ability for Metal Cations". Inorganic Chemistry 44 21 (2005): 7449-7458. http://hdl.handle.net/10316/10381.
    10.1021/ic050733q
  181. Bencini, A.; Berni, E.; Bianchi, A.; Fornasari, P.; Giorgi, C.; Lima, J.C.; Lodeiro, C.; et al. "A fluorescent chemosensor for Zn(II). Exciplex formation in solution and the solid state". Dalton Transactions 14 (2004): 2180-2187. http://www.scopus.com/inward/record.url?eid=2-s2.0-3342900321&partnerID=MN8TOARS.
    10.1039/b403743j
  182. Alarcón, J.; Aucejo, R.; Albelda, M.T.; Alves, S.; Clares, M.P.; García-España, E.; Lodeiro, C.; et al. "Fluorescent type II materials from naphthylmethyl polyamine precursors". Supramolecular Chemistry 16 8 (2004): 573-580. http://www.scopus.com/inward/record.url?eid=2-s2.0-19944428157&partnerID=MN8TOARS.
    10.1080/10610270412331317512
  183. Seixas De Melo, J.; Pina, J.; Burrows, H.D.; Brocke, S.; Herzog, O.; Thorn-Csányi, E.. "The effect of substitution and isomeric imperfection on the photophysical behaviour of p-phenylenevinylene trimers". Chemical Physics Letters 388 4-6 (2004): 236-241. http://www.scopus.com/inward/record.url?eid=2-s2.0-1842789066&partnerID=MN8TOARS.
    10.1016/j.cplett.2004.02.093
  184. Seixas De Melo, J.; Moura, A.P.; Melo, M.J.. "Photophysical and spectroscopic studies of indigo derivatives in their keto and leuco forms". Journal of Physical Chemistry A 108 34 (2004): 6975-6981. http://www.scopus.com/inward/record.url?eid=2-s2.0-4444301477&partnerID=MN8TOARS.
    10.1021/jp049076y
  185. Pina, J.; Seixas De Melo, J.; Burrows, H.D.; Monkman, A.P.; Navaratnam, S.. "On the triplet state of poly(N-vinylcarbazole)". Chemical Physics Letters 400 4-6 (2004): 441-445. http://www.scopus.com/inward/record.url?eid=2-s2.0-10344266445&partnerID=MN8TOARS.
    10.1016/j.cplett.2004.11.013
  186. Burrows, H.D.; Seixas De Melo, J.; Forster, M.; Güntner, R.; Scherf, U.; Monkman, A.P.; Navaratnam, S.. "Hole formation and transfer in poly[9,9-di(ethylhexyl)fluorene] and an amine end-capped derivative in solution". Chemical Physics Letters 385 1-2 (2004): 105-110. http://www.scopus.com/inward/record.url?eid=2-s2.0-1642513561&partnerID=MN8TOARS.
    10.1016/j.cplett.2003.12.061
  187. Burrows, HD; Lobo, VMM; Pina, J; Ramos, ML; de Melo, JS; Valente, AJM; Tapia, MJ; et al. "Fluorescence enhancement of the water-soluble poly{1,4-phenylene-[9,9-bis(4-phenoxybutylsulfonate)]fluorene-2,7-diyl} copolymer in n-dodecylpentaoxyethylene glycol ether micelles". Macromolecules 37 20 (2004): 7425-7427. https://publons.com/publon/9098285/.
    10.1021/MA048780+
  188. Dias, F.B.; Maçanita, A.L.; Seixas de Melo, J.; Burrows, H.D.; Güntner, R.; Scherf, U.; Monkman, A.P.; et al. "Picosecond conformational relaxation of singlet excited polyfluorene in solution". Journal of Chemical Physics 118 15 (2003): 7119-7126. http://www.scopus.com/inward/record.url?eid=2-s2.0-17144441060&partnerID=MN8TOARS.
    10.1063/1.1560939
  189. Seixas de Melo, J.; Costa, T.; Miguel, M.D.G.; Lindman, B.; Schillén, K.. "Time-Resolved and Steady-State Fluorescence Studies of Hydrophobically Modified Water-Soluble Polymers". Journal of Physical Chemistry B 107 46 (2003): 12605-12621. http://www.scopus.com/inward/record.url?eid=2-s2.0-0344286972&partnerID=MN8TOARS.
  190. Albelda, M.T.; García-España, E.; Gil, L.; Lima, J.C.; Lodeiro, C.; Seixas de Melo, J.; João Melo, M.; et al. "Intramolecular excimer formation in a tripodal polyamine receptor containing three naphthalene fluorophores". Journal of Physical Chemistry B 107 27 (2003): 6573-6578. http://www.scopus.com/inward/record.url?eid=2-s2.0-0038718019&partnerID=MN8TOARS.
  191. Burrows, H.D.; Fernandes, M.; De Melo, J.S.; Monkman, A.P.; Navaratnam, S.. "Characterization of the Triplet State of Tris(8-hydroxyquinoline)aluminium(III) in Benzene Solution". Journal of the American Chemical Society 125 50 (2003): 15310-15311. http://www.scopus.com/inward/record.url?eid=2-s2.0-0348110664&partnerID=MN8TOARS.
    10.1021/ja037254f
  192. De Melo, J.S.; Burrows, H.D.; Svensson, M.; Andersson, M.R.; Monkman, A.P.. "Photophysics of thiophene based polymers in solution: The role of nonradiative decay processes". Journal of Chemical Physics 118 3 (2003): 1550-1556. http://www.scopus.com/inward/record.url?eid=2-s2.0-0037439982&partnerID=MN8TOARS.
    10.1063/1.1528604
  193. Seixas de Melo, J. Sérgio. "Estudo da Reactividade de Haletos de Alquilo. Um exemplo de Química Orgânica no laboratório.". Química: Boletim da Sociedade Portuguesa de Química 88 79 (2003):
    Published
  194. Seixas de Melo, J. Sérgio. "Refractometria na determinação do teor de açúcar e de aspartame em bebidas comerciais". Química: Boletim da Sociedade Portuguesa de Química 91 61 (2003):
  195. Teresa Albelda, M.; Díaz, P.; GarcíaEspaña, E.; Lima, J.C.; Lodeiro, C.; De Seixas Melo, J.; Jorge Parola, A.; et al. "Switching from intramolecular energy transfer to intramolecular electron transfer by the action of pH and Zn2+ co-ordination". Chemical Physics Letters 353 1-2 (2002): 63-68. http://www.scopus.com/inward/record.url?eid=2-s2.0-0037070120&partnerID=MN8TOARS.
    10.1016/S0009-2614(01)01414-2
  196. Seixas De Melo, J.; Elisei, F.; Becker, R.S.. "Photophysical studies of mixed furan, pyrrole, and thiophene-containing oligomers with three and five rings". Journal of Chemical Physics 117 9 (2002): 4428-4435. http://www.scopus.com/inward/record.url?eid=2-s2.0-0036735428&partnerID=MN8TOARS.
    10.1063/1.1498115
  197. Seixas de Melo, J.; Albelda, M.T.; Díaz, P.; García-España, E.; Lodeiro, C.; Alves, S.; Lima, J.C.; Pina, F.; Soriano, C.. "Ground and excited state properties of polyamine chains bearing two terminal naphthalene units". Journal of the Chemical Society, Perkin Transactions 2 5 (2002): 991-998. http://www.scopus.com/inward/record.url?eid=2-s2.0-0036014030&partnerID=MN8TOARS.
  198. Burrows, H.D.; Seixas de Melo, J.; Serpa, C.; Arnaut, L.G.; Miguel, M.daG.; Monkman, A.P.; Hamblett, I.; Navaratnam, S.. "Triplet state dynamics on isolated conjugated polymer chains". Chemical Physics 285 1 (2002): 3-11. http://www.scopus.com/inward/record.url?eid=2-s2.0-0036888449&partnerID=MN8TOARS.
    10.1016/S0301-0104(02)00684-5
  199. Arranz, P.; Albelda, Ma.T.; Garcia-España, E.; Lima, J.C.; Lodeiro, C.; Seixas de Melo, J.; Parola, A.J.; Pina, F.. "Energy transfer between polyamine chains bearing naphthalene terminal units and k3[Co(CN)6]: An example of a molecular photoreactor". Journal of the Chemical Society, Dalton Transactions 15 (2002): 3024-3028. http://www.scopus.com/inward/record.url?eid=2-s2.0-0036040598&partnerID=MN8TOARS.
  200. Azenha, E.G.; Serra, A.C.; Pineiro, M.; Pereira, M.M.; Seixas de Melo, J.; Arnaut, L.G.; Formosinho, S.J.; Rocha Gonsalves, A.M.d'A.. "Heavy-atom effects on metalloporphyrins and polyhalogenated porphyrins". Chemical Physics 280 1-2 (2002): 177-190. http://www.scopus.com/inward/record.url?eid=2-s2.0-0037097512&partnerID=MN8TOARS.
    10.1016/S0301-0104(02)00485-8
  201. Pina, F.; Lima, J.C.; Lodeiro, C.; De Melo, J.S.; Díaz, P.; Albelda, M.T.; García-España, E.. "Long range electron transfer quenching in polyamine chains bearing a terminal naphthalene unit". Journal of Physical Chemistry A 106 35 (2002): 8207-8212. http://www.scopus.com/inward/record.url?eid=2-s2.0-0037026795&partnerID=MN8TOARS.
    10.1021/jp025848j
  202. Seixas De Melo, J.; Silva, L.M.; Kuroda, M.. "Photophysical and theoretical studies of naphthalene-substituted oligothiophenes". Journal of Chemical Physics 115 12 (2001): 5625-5636. http://www.scopus.com/inward/record.url?eid=2-s2.0-0035934505&partnerID=MN8TOARS.
    10.1063/1.1397310
  203. Chattopadhyay, N.; Serpa, C.; Pereira, M.M.; Seixas De Melo, J.; Arnaut, L.G.; Formosinho, S.J.. "Intramolecular charge transfer of p-(dimethylamino)benzethyne: A case of nonfluorescent ICT state". Journal of Physical Chemistry A 105 44 (2001): 10025-10030. http://www.scopus.com/inward/record.url?eid=2-s2.0-0035829952&partnerID=MN8TOARS.
    10.1021/jp012390x
  204. Albelda, M.T.; Bernardo, M.A.; Díaz, P.; García-España, E.; Seixas de Melo, J.; Pina, F.; Soriano, C.; Luis, S.V.. "Polyamines containing naphthyl groups as pH-regulated molecular machines driven by light". Chemical Communications 16 (2001): 1520-1521. http://www.scopus.com/inward/record.url?eid=2-s2.0-0035928672&partnerID=MN8TOARS.
  205. Bernardo, M.A.; Alves, S.; Pina, F.; De Melo, J.S.; Albelda, M.T.; Garcia-España, E.; Llinares, J.M.; et al. "Polyamine Linear Chains Bearing Two Identical Terminal Aromatic Units. Evidence for a Photo Induced Bending Movement". Supramolecular Chemistry 13 3 (2001): 435-445. http://www.scopus.com/inward/record.url?eid=2-s2.0-0035564692&partnerID=MN8TOARS.
    10.1080/10610270108029459
  206. Burrows, H.D.; De Melo, J.S.; Serpa, C.; Arnaut, L.G.; Monkman, A.P.; Hamblett, I.; Navaratnam, S.. "S1 ~> T1 intersystem crossing in p-conjugated organic polymers". Journal of Chemical Physics 115 20 (2001): 9601-9606. http://www.scopus.com/inward/record.url?eid=2-s2.0-0035935991&partnerID=MN8TOARS.
    10.1063/1.1413969
  207. Lodeiro, C.; Pina, F.; Parola, A.J.; Bencini, A.; Bianchi, A.; Bazzicalupi, C.; Ciattini, S.; et al. "Exploring the photocatalytic properties and the long-lifetime chemosensor ability of CI2[Ru(Bpy)2L] (L = 2,5,8,11,14-pentaaza[15])-2,2'-bipyridilophane)". Inorganic Chemistry 40 26 (2001): 6813-6819. http://www.scopus.com/inward/record.url?eid=2-s2.0-20244366354&partnerID=MN8TOARS.
    10.1021/ic0105213
  208. Seixas de Melo, J. Sérgio. "Síntese, Espectroscopia e Tingimento com Corantes: o Índigo". Química: Boletim da Sociedade Portuguesa de Química 81 66 (2001):
    Published
  209. de Melo, JS; Quinteiro, G; Pina, J; Breda, S; Fausto, R; Seixas de Melo, J.; Quinteiro, G.; et al. "Spectroscopic characterization of alpha- and gamma-pyrones and their substituted 4-hydroxy and 4-methoxy derivatives: an integrated infrared, photophysical and theoretical study". Journal of Molecular Structure 565-566 (2001): 59-67. https://publons.com/publon/9171204/.
    10.1016/S0022-2860(00)00944-3
  210. Seixas de Melo, J. Sérgio; Seixas de Melo, J; Fernandes, P.F. "Spectroscopy and photophysics of 4-and 7-hydroxycoumarins and their thione analogs". Journal of Molecular Structure 565-566 (2001): 69-78. https://publons.com/publon/9270347/.
    10.1016/s0022-2860(01)00458-6
  211. Seixas De Melo, J.; Elisei, F.; Gartner, C.; Aloisi, G.G.; Becker, R.S.. "Comprehensive investigation of the photophysical behavior of oligopolyfurans". Journal of Physical Chemistry A 104 30 (2000): 6907-6911. http://www.scopus.com/inward/record.url?eid=2-s2.0-0000940432&partnerID=MN8TOARS.
  212. Bencini, A.; Bianchi, A.; Lodeiro, C.; Masotti, A.; Parola, A.J.; Pina, F.; De Melo, J.S.; Valtancoli, B.. "A novel fluorescent chemosensor exhibiting exciplex emission. An example of an elementary molecular machine driven by pH and by light". Chemical Communications 17 (2000): 1639-1640. http://www.scopus.com/inward/record.url?eid=2-s2.0-0034618454&partnerID=MN8TOARS.
  213. De Seixas Melo, J.. "Singlet and triplet energies of a-oligothiophenes: A spectroscopic, theoretical, and photoacoustic study: Extrapolation to polythiophene". Journal of Chemical Physics 111 12 (1999): 5427-5433. http://www.scopus.com/inward/record.url?eid=2-s2.0-0001631872&partnerID=MN8TOARS.
  214. De Melo, J.S.; Becker, R.S.; Elisei, F.; Maçanita, A.L.. "The photophysical behavior of 3-chloro-7-methoxy-4-methylcoumarin related to the energy separation of the two lowest-lying singlet excited states". Journal of Chemical Physics 107 16 (1997): 6062-6069. http://www.scopus.com/inward/record.url?eid=2-s2.0-0010555621&partnerID=MN8TOARS.
  215. Seixas de Melo, J. Sérgio; Becker, Ralph S.; Seixas de Melo, J.; Maçanita, António L.; Elisei, Fausto. "Comprehensive Evaluation of the Absorption, Photophysical, Energy Transfer, Structural, and Theoretical Properties of a-Oligothiophenes with One to Seven Rings". The Journal of Physical Chemistry 100 48 (1996): 18683-18695. https://publons.com/publon/6254151/.
    Published • 10.1021/JP960852E
  216. Lopes, A.; De Melo, J.S.; Martins, A.J.; Macanita, A.L.; Pina, F.S.; Wamhoff, H.; Melo, E.. "Partition of pesticides of the coumarin family between water and amphiphilic aggregates". Environmental Science and Technology 29 3 (1995): 562-570. http://www.scopus.com/inward/record.url?eid=2-s2.0-0028975008&partnerID=MN8TOARS.
    10.1021/es00003a002
  217. Borges, M. L.; Matos, O. C.; Pais, I.; Demelo, J. S.; Ricardo, C. P.; Macanita, A.; Becker, R. S.. "EVALUATION OF A BROAD VARIETY OF COUMARINS, CHROMONES, THEIR FUROHOMOLOGUES AND THIONE ANALOGS AS PHOTOTOXINS ACTIVATED BY UVA AND VISIBLE-LIGHT". Pesticide Science 44 2 (1995): 155-162.
  218. Becker, R. S.; Demelo, J. S.; Macanita, A. L.; Elisei, F.. "COMPREHENSIVE INVESTIGATION OF THE SOLUTION PHOTOPHYSICS AND THEORETICAL ASPECTS OF OLIGOTHIOPHENES OF 1-7 RINGS". Pure and Applied Chemistry 67 1 (1995): 9-16.
    10.1351/pac199567010009
  219. Seixas de Melo, J.; Becker, R. S.; António L. Maçanita. "PHOTOPHYSICAL BEHAVIOR OF COUMARINS AS A FUNCTION OF SUBSTITUTION AND SOLVENT - EXPERIMENTAL-EVIDENCE FOR THE EXISTENCE OF A LOWEST LYING (1)(n,pi*)) STATE". The Journal of Physical Chemistry (1994): https://publons.com/publon/9270354/.
  220. Seixas de Melo, J.; Maçanita, A.L.. "Three interconverting excited species: experimental study and solution of the general photokinetic triangle by time-resolved fluorescence". Chemical Physics Letters 204 5-6 (1993): 556-562. http://www.scopus.com/inward/record.url?eid=2-s2.0-0000433556&partnerID=MN8TOARS.
Newsletter article
  1. Seixas de Melo, J. Sérgio. "O Químico em Portugal. Parte 1: Caracterização do profissional registado na rede social de negócios LinkedIn", Química , 2017
  2. Seixas de Melo, J. Sérgio. "Writing instruments inks: microspectrophotometry forensic analysis and characterization", European Police Science and Research Bulletin, 2017
  3. Seixas de Melo, J. Sérgio. "Investigação: Portugal na Europa. Uma análise e suas dificuldades", Química, 2014
  4. Seixas de Melo, J. Sérgio. "Ordenar As Universidades Ibero-Americanas: Quantidade, Qualidade E Dimensa~o", Química, 2013
  5. Seixas de Melo, J. Sérgio. "Moléculas com história foto(química)", Química 100, 2006
  6. Seixas de Melo, J. Sérgio. "O XIX Encontro Nacional da Sociedade Portuguesa de Química", Química 93, 2004
  7. Seixas de Melo, J. Sérgio. "Ex-Libris “Theory and Interpretation of Fluorescence and Phosphorescence- O livro do Becker", Boletim da Sociedade Portuguesa de Química 91, 2003
Thesis / Dissertation
  1. Pinheiro, Daniela Ribeiro. "Synthesis, photophysical and electrochemical studies on tryptanthrin and indigo derivatives. Historic molecules with modern applications". PhD, 2021. http://hdl.handle.net/10316/95405.
  2. Cunha, Carla Sofia Duarte. "COMPLEXOS BINUCLEARES DE CUMARINAS-AU(I): Síntese, Fotofísica e Estudos Computacionais". Master, 2020. http://hdl.handle.net/10316/92274.
  3. Amaral, Raquel Filipa de Almeida. "Diversity, Phylogeny and Pigment Studies of Eustigmatophyceae, a Poorly Known Group of Microalgae". PhD, 2020. http://hdl.handle.net/10316/95339.
  4. Albuquerque, Mariana Cardoso de. "Análise por HPLC-DAD e métodos quimiométricos das moléculas da cor de esferográficas azuis". Master, 2017. http://hdl.handle.net/10316/83116.
  5. Costa, Ana Luísa Silva da. "Synthesis and photophysical studies of new host-guest hybrid organic-inorganic systems". PhD, 2017. http://hdl.handle.net/10316/43004.
  6. Pinto, Catarina Monteiro. "A Forensic (Chemical) Analysis of Portuguese Postage Stamps (1857-1909)". Master, 2017. http://hdl.handle.net/10316/83039.
  7. Castro, Catherine Suenne de. "Synthesis, photophysical and molecular simulation investigations on fluorescent oligomers and polymers". PhD, 2016. http://hdl.handle.net/10316/29757.
  8. Pereira, Ricardo Daniel da Costa. "Síntese e caracterização fotofísica de derivados sulfonados do tioindigo". Master, 2016. http://hdl.handle.net/10316/32738.
  9. Alnady, Mohamed Maged Saad Abdelati. "Excited State Characterization of Oligoand Polythiophene Derivatives: Tetraphenylethene-Substituted Thiophenes, Aryl-Bithiophenes and Alternating Donor-Acceptor Indigo- Cyclopentadithiophene Copolymers". Master, 2016. http://hdl.handle.net/10316/32268.
  10. Inácio, Filipa Isabel Romano. "Análise e caracterização de tintas de instrumentos de escrita por microespectrofotometria: construção de uma Base de Dados Dissertação". Master, 2015. http://hdl.handle.net/10316/30255.
  11. Carapito, Susana Takato Oliveira Manaia. "As Moléculas da Cor: Nas Máscaras da Viagem Filosófica (1783-1792) e Num Tecido Oriental (1880)". Master, 2014. http://hdl.handle.net/10316/27854.
  12. Costa, Damien Oliveira da. "Antocianinas como fotoprotectores naturais". Master, 2012. http://hdl.handle.net/10316/25097.
  13. Castro, Catherine Suenne de. "Estudos fotofísicos e de modelação molecular do poli(ácido acrílico) modificado com pireno, tese de Mestrado em Química , Catherine Suenne de Castro". Master, Universidade de Coimbra, 2010. http://hdl.handle.net/10316/14150.

Intellectual property

Licensing patent rights
  1. 2023. "Water-soluble trypthantrin derivatives for redox flow batteries. US Patent App. 18/026,275, 2023". United States.
    In negotiation
Patent
  1. Seixas de Melo, J. Sérgio. 2017. "Platinum(II) Ring-Fused Chlorins, Methods and Uses Thereof".
  2. Seixas de Melo, J. Sérgio. 2017. "Clorinas Fundidas de Platina(II), seus Métodos e Usos".
Provisional application for patent
  1. 2021. "Water-soluble tryptanthrin derivatives for redox flow batteries - Provisional pattent aplication nº PCT/IB2021/058195".

Other

Dataset
  1. Melo, João. CCDC 993826: Experimental Crystal Structure Determination.
    10.5517/CC12C4XH
Other output
  1. Insights into the Photophysics and Supramolecular Organization of Congo Red in Solution and the Solid State. Steady-state and time-resolved absorption and fluorescence measurements are reported for Congo Red (CR) in aqueous and dimethylsulfoxide (DMSO) solutions. The very low fluorescence quantum yield (˜10(-4) ) for CR in dilute solutions together with the absence of a triplet state indicates that internal conversion is the dominant deactivation route with more than 99.99¿% of the quanta loss (attribute. 2017. Costa, Ana L.; Gomes, Ana C.; Pillinger, Martyn; Gonçalves, Isabel S.; Pina, João; Seixas de Melo, J. Sérgio; Ana L. Costa; et al. http://hdl.handle.net/10316/41708.
    10.1002/cphc.201601236
  2. Caraterização de Estados Eletrónicos Excitados de Moléculas Orgânicas. Sumário da lição apresentada para Provas de Agregação em Química, na especialidade de Fotoquímica, da Faculdade de Ciências e Tecnologia da Universidade de Coimbra. 2012. Melo, João Sérgio Seixas de. http://hdl.handle.net/10316/20834.
  3. Relatório da disciplina de fotoquímica: programa, conteúdos e métodos. Relatório da disciplina apresentado para Provas de Agregação em Química, na especialidade de Fotoquímica, da Faculdade de Ciências e Tecnologia da Universidade de Coimbra. 2012. Melo, João Sérgio Seixas de. http://hdl.handle.net/10316/20831.
  4. Spectral and photophysical characterization of donor p -acceptor arylthienyl- and bithienyl-benzothiazole derivatives in solution and solid state. A comprehensive study has been made in solution at room temperature (293 K), low temperature (77 K) and in thin films (Zeonex matrixes) of the spectral and photophysical properties of six arylthienyl and bithienyl-benzothiazole derivatives functionalized with different donor groups. Similar experiments have been carried out with two related precursors (containing the arylthienyl and aryl-bithienyl. 2007. Pina, João; Melo, J. Sérgio Seixas de; Burrows, H. D.; Batista, Rosa Maria Ferreira; Costa, Susana P. G.; Raposo, M. Manuela M.; Pina, J.; et al. http://hdl.handle.net/1822/10648.
    10.1021/jp0730646
  5. Spectral and Photophysical Characterization of Donor-p-Acceptor Arylthienyl- and Bithienyl-Benzothiazole Derivatives in Solution and Solid State. A comprehensive study has been made in solution at room temperature (293 K), low temperature (77 K), and in thin films (Zeonex matrixes) of the spectral and photophysical properties of six arylthienyl- and bithienyl-benzothiazole derivatives functionalized with different donor groups. Similar experiments have been carried out with two related precursors (containing the arylthienyl and aryl-bithien. 2007. Pina, João; Melo, J. Sérgio Seixas de; Burrows, Hugh D.; Batista, Rosa M. F.; Costa, Susana P. G.; Raposo, M. Manuela M.. http://hdl.handle.net/10316/10261.
  6. A New ZnIITweezer Pyridine-Naphthalene System - An Off-On-Off System Working in a Biological pH Window. The synthesis, protonation behaviour and Zn2+ coordination chemistry of a new photoactive polyamine exhibiting ldquooff-on-offrdquo fluorescence is presented. Addition of Zn2+ reduces the width of the fluorescence window, which is centred around physiological pH, and sharply enhances the emission intensity. (© Wiley-VCH Verlag GmbH & Co. KGaA, 69451 Weinheim, Germany, 2005). http://dx.doi.org/10.1. 2005. Aucejo, Ricardo; Alarcón, Javier; García-España, Enrique; Llinares, José M.; Marchin, Katherine L.; Soriano, Conxa; Lodeiro, Carlos; et al. http://hdl.handle.net/10316/8281.
  7. Synthesis and H+, Cu2+, and Zn2+ Coordination Behavior of a Bis(fluorophoric) Bibrachial Lariat Aza-Crown. The synthesis, protonation behavior, and Cu2+ and Zn2+ coordination chemistry of the novel bibrachial aza lariat ether (naphthalen-1-ylmethyl)[2-(20-{2-[(naphthalen-1-ylmethyl)amino]ethyl}-3,6,9,17,20,23,29,30-octaazatricyclo[23.3.1.1*11,15*]triaconta-1(29),11(30),12,14,25,27-hexaen-6-yl)ethyl]amine (L) are discussed. The macrocycle, which has two aminoethyl naphthyl moieties symmetrically appende. 2004. Clares, M. Paz; Aguilar, Juan; Aucejo, Ricardo; Lodeiro, Carlos; Albelda, M. Teresa; Pina, Fernando; Lima, J. C.; et al. http://hdl.handle.net/10316/12875.
    10.1021/ic049694t
  8. Photochemistry and photophysics of thienocarbazoles. Two methylated thienocarbazoles and two of their synthetic nitro-precursors have been examined by absorption, luminescence, laser flash photolysis and photoacoustic techniques. Their spectroscopic and photophysical characterization involves fluorescence spectra, fluorescence quantum yields and lifetimes, and phosphorescence spectra and phosphorescence lifetimes for all the compounds. Triplet-singl. 2003. Seixas de Melo, J.; Rodrigues, Lígia M.; Serpa, C.; Arnaut, L. G.; Ferreira, Isabel C. F. R.; Queiroz, Maria João R. P.; Melo, J. Seixas de; et al. http://hdl.handle.net/1822/58939.
    10.1562/0031-8655(2003)0770121PAPOT2.0.CO2
Activities

Oral presentation

Presentation title Event name
Host (Event location)
2021/07/27 "When the Non-Emissive Goes Emissive: Aggregation Induced Emission in Small Molecules and Polymers" International Conference on Aggregate Science 20th Anniversary of AIE Research
AIE (China)
2021/07/14 "Molecules at the Museum" XXVII Encontro Nacional da Sociedade Portuguesa de Química
SPQ (Portugal)
2021/03/31 Photophysics and Photochemistry in Molecules 14º Encontro Nacional de Química-Física
Universidade de Coimbra (Coimbra)
2019 As moléculas da cor: A Organização dos Átomos em Moléculas que Revolucionaram o Mundo Encontro de Ensino e Divulgação da Química da Sociedade Portuguesa de Química
(Coimbra, Portugal)
2019 Como ser um Investigador em Ciência. Génese, Competências e Oportunidades IV Encontro Científico do NEQ/AAC
(Coimbra, Portugal)
2019 As Moléculas da Cor. A Construção das Moléculas a Partir dos Átomos: Três Exemplos Emblemáticos da Química Plano Nacional de Leitura (PNL)
Museu da Ciência da UC (Coimbra, Portugal)
2018 In the footsteps of Perkin’s and Caro’s (synthesis of) mauveine The Wheeler Lecture on the 150th Anniversary of the Birth of Fritz Haberand the History of Dyes on the 150th Anniversary of the Synthesis of Alizarin
Royal Society of Chemistry Historical Division (London)
2018 Sunstorage Recolha e Armazenamento de Luz Solar III Encontro Científico NEQ/AAC
Departamento de Química - Universidade de Coimbra (Coimbra, Portugal)
2017 Molecules of Colour. Reds, Purples and Blues. From Ancient to Modern Applications XXV Meeting of The Portuguese Chemistry Society
Portuguese Chemistry Society (Lisbon, Portugal)
2017 The Molecules of Colour: Fast Chemistry with an Ancient History Encontro Ciência 2017. Encontro com a Ciência e Tecnologia em Portugal
(Lisbon, Portugal)
2016 The Molecules of Color: Photophysics and Photostability Vth Spanish-Portuguese Workshop on Photochemistry
University of Castilla-La Mancha (UCLM) (Toledo)
2015 HOW TO BECOME A RESEARCHER - GENESIS, COMPETENCES AND OPPORTUNITIES Euraxess Roadshow
Universidade de Coimbra (Coimbra, Portugal)
2015 As Moléculas da Cor. História(s) com Luz Comemorações do Ano Internacional da Luz do IPT
Instituto Politécnico de Tomar (Tomar, Portugal)
2014 A Química da Cor na UC Prémio Andrade Gouveia
Departamento de Química da UC (Coimbra, Portugal)
2014 Photophysics of Chemosensors based on the fluorescence of Pyrene and Naphthalene 1st International Caparica Conference on Chromogenic and Emissive Materials
(Caparica, Portugal)
2014 The Molecules of Colour 4th PyCheM
Universidade de Coimbra (C, Portugal)
2013 Excited States in Organic Molecules: Photophysics and Kinetics 11º Encontro Nacional de Química-Física da SPQ
SPQ (Porto, Portugal)
2012 Química com Cor, História e Energia
INSTITUTO DE EDUCAÇÃO E CIDADANIA (Mamarrosa, Portugal)
2011 Á descoberta de Moléculas com cor e história Divulgação AIQ e semana da ciência e tecnologia
Colégio de São Martinho (Portugal)
2011 Photophysics and Excited State Behavior of Organic Molecules Involving Two and Three Interconverting Excited Species III Jornadas Ibéricas de Fotoquímica
(Granada, Spain)
2011 Moléculas com cor e história Divulgação FCTUC e AIQ
Escola Secundária de Loulé (Loulé, Portugal)
2010 The (Photo)chemistry of Indigo X National Meeting on Photochemistry
Universidade do Porto (Porto, Portugal)
2010 Moléculas com Cor e História Divulgação FCTUC
Escola Secundária de São João da Madeira (São João da Madeira, Portugal)
2009 Moléculas com Cor e História Semana de Verão da UC
Universidade de Coimbra (C, Portugal)
2009 Moléculas com Cor e História Feira da Ciência e Tecnologia de Alcobaça
(Alcobaça, Portugal)
2008 Indigo and Mauveine: Molecules with Chemistry and History Creating a New Rainbow: Dyes after Perkin, A joint meeting with the Chilterns & Middlesex Section
Royal Society of Chemistry (England)
2007 Recent advances in the Investigation of the Photophysics of Thiophene-based Conjugated Oligomers and Polymers 5th Workshop on Luminescent Conjugated Polymers
Instituto Superior Técnico (Lisbon, Portugal)
2007 Moléculas com Cor e História. Um Estudo Fotoquímico Ciclo de Conferências do Departamento de Química da Universidade de Coimbra
Departamento de Química da Universidade de Coimbra (Coimbra, Portugal)
2006 Chemistry in Blue Conferência “Medalha Vicente Seabra 2006”, XX Encontro Nacional da Sociedade Portuguesa de Química
Sociedade Portuguesa de Química (Monte da Caparica, Portugal)
2006 Recent Advances on the Study of Indigo Derivatives and Mauve 2nd Red lakes seminar
FCT-UNL (Monte de Caparica, Portugal)
2006 The influence of solvent media on the photophysics of pyrene-labelled water-soluble polymers World Polymer Congress – Macro 2006 – 41º IUPAC International Symposium on Macromoleculas
(Rio de Janeiro, Brazil)
2006 Molecules with Ancient Colour. A photochemical study with an historical background
ITQB (Lisboa, Portugal)
2005 Photochemistry & Photophysics of Indigo Derivatives Red Lakes Seminar
Departamento de Conservação e Restauro da UNL (Monte da Caparica, Portugal)
2005 Photophysical studies of short and long chain poly(acrylic acid) polymers hydrophobically modified with pyrene I Reunión Ibérica de Coloides e Interfases
(Salamanca, Spain)
2005 As Moléculas da Cor. Na Arte e na Natureza
Escola Secundária Alves Martins (Viseu, Portugal)
2005 Photophysics of Cybalackrot: a new indigo derivative with unique properties 7º Encontro Nacional de Química-Física da SPQ
SPQ (Porto, Portugal)
2005 Photophysics of Conjugated Organic Oligomers and Polymers 3rd Workshop on Luminescent Polymers
ITN-IST (Portugal)
2004 As Moléculas da Cor na Arte Semana Aberta do Departamento de Química da Universidade de Coimbra
Departamento de Química da Universidade de Coimbra (c, Portugal)
2003 What can oligomers tell us about the behaviour of conjugated polymers? Workshop on Luminescent Conjugated Polymers
INETI (Portugal)
2003 Time-resolved and steady-state fluorescence studies of hydrophobically modified water-soluble polymers 2nd Mediterranean Meeting on Photochemistry
2003 Proton Transfer and Tautomerization Reactions with Hydroxycoumarins in Water and Organic Solvents Molecular Basis of Fast and Ultrafast Processes
European Science Foundation ULTRA Programme (Vilamoura, Portugal)
2001 Time-resolved fluorescence studies of hydrophobically modified PAA polymers Polymer-Surfactant Interactions. From Modelling to Applications, COST Workshop
(C, Portugal)
2001 Photophysics of Thiophene Containing Molecules. From the Oligomers to the Polymer Comunicação Convidada 6º Encontro Nacional de Fotoquímica; 6-Livro de Resumos do 6º Encontro Nacional de Fotoquímica
(Monte da Caparica, Portugal)
1997 Fluorescência Resolvida Temporalmente Ciclo de Seminários do Departamento de Química
Departamento de Química UC
1996 Fotofísica e Fotoquímica de alfa-oligotiofenos Ciclo de Seminários do CQE, seminário proferido por convite da Prof. Doutora Sílvia M. B. Costa
CQE-IST (Lisboa, Portugal)

Supervision

Thesis Title
Role
Degree Subject (Type)
Institution / Organization
2016 - 2021 "Synthesis, Photophysical and Electrochemical Studies onTryptanthrin and Indigo Derivatives. Historic Moleculeswith Modern Applications"
Supervisor
Química (PhD)
Universidade de Coimbra, Portugal
2018 - 2020/09/09 Diversity, Phylogeny and Pigment Studies of Eustigmatophyceae, a poorly known group of microalgae
Co-supervisor
Tese de Doutoramento em Microbiologia (PhD)
Universidade de Coimbra, Portugal
2013/04/01 - 2017/12/06 “Synthesis and Photophysical Studies of New Host-Guest Hybrid Organic-Inorganic Systems” Ana Luisa da Silva Costa, PhD Thesis Coimbra, December, 2017.
Supervisor
Química (PhD)
Universidade de Coimbra, Portugal
2017 - 2017 A Forensic (Chemical) Analysis of Portuguese Postage Stamps (1857-1909)
Supervisor
Química Forense (Master)
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
2017 - 2017 Análise por HPLC-DAD e métodos quimiométricos das moléculas da cor de esferográficas azuis
Supervisor
Química Forense (Master)
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
2015/09/01 - 2016/09/01 “Excited State Characterization of Oligo- and Polythiophene Derivatives: Tetraphenylethene-Substituted Thiophenes, Aryl-Bithiophenes and Alternating Donor-Acceptor Indigo-Cyclopentadithiophene Copolymers” FCTUC, September 2016.
Supervisor
Química (Master)
Universidade de Coimbra, Portugal
2015/09/01 - 2016/09/01 “SÍNTESE E CARACTERIZAÇÃO FOTOFÍSICA DE DERIVADOS SULFONADOS DO TIOINDIGO” FCTUC, September 2016.
Co-supervisor
Química (Master)
Universidade de Coimbra, Portugal
2011/03/02 - 2016/02/02 “Synthesis, Photophyiscal and Molecular Simulation Investigations on Fluorescent Oligomers and Polymers”, Catherine Suenne Castro (FCT- SFRH/BD/75134/2010) PhD Thesis, Coimbra, February 2016.
Supervisor
Química (PhD)
Universidade de Coimbra, Portugal
2015 - 2015 Análise e caracterização de tintas de instrumentos de escrita por microespetrofotometria: construção de uma base de dados.
Co-supervisor
Química Forense (Master)
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
2014 - 2014 As Moléculas da Cor: Nas Máscaras da Viagem Filosófica (1783-1792) e num Tecido Oriental (1880)
Supervisor
Química (Master)
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
2008/04/01 - 2012/10/01 “Unveiling the excited states of Indigo, Maya Blue, Brazil Wood and Dragon's Blood". Raquel Juliana Rondão (FCT-SFRH/BD/38882/2007), PhD Thesis, Coimbra, November, 2012.
Supervisor of Raquel Juliana Rondão
Química (PhD)
Universidade de Coimbra, Portugal
2009/09/01 - 2010/09/01 Estudos fotofísicos e de modelação molecular do poli(ácido acrílico) modificado com pireno
Supervisor
Química (Master)
Universidade de Coimbra, Portugal
2008/09/01 - 2009/09/01 Catarina Cabral "A Comprehensive Investigation of the Solution Photophysics and acid-base reactions of Substituted Hydroxycoumarins", Mestrado em Química Avançada, Departamento de Química, FCTUC, September, 2009.
Supervisor
Química (Master)
Universidade de Coimbra, Portugal
2005/10/01 - 2009/07/01 “A comprehensive investigation of the solution and solid state electronic spectral and photophysical properties of oligo- and polythiophenes”. João Manuel Ferreira Pita Batista Pina, PhD Thesis, Coimbra, Julho de 2009. SFRH/BD/18876/2004
Supervisor
Química (PhD)
Universidade de Coimbra, Portugal
2005/10/01 - 2009/01/22 “Photophysics of Macromolecular Pyrene-Containing Systems” Telma Sofia Martins Costa, PhD Thesis, Coimbra Janeiro de 2009. (SFRH/BD/17852/2004)
Supervisor
Química (PhD)
Universidade de Coimbra, Portugal
2004/09/03 - 2005/01/02 “Fotofísica de Polímeros Hidrofobicamente Modificados. Interacção polímero-surfactante e polímero-polímero”, Departamento de Química, Universidade de Coimbra, Coimbra, January, 2005.
Supervisor
Química (Master)
Universidade de Coimbra, Portugal
2004/09/01 - 2005/01/02 “Química de Nanomateriais. Estudo Fotofísico de Dispositivos Moleculares e de Polímeros Condutores”, Departamento de Química, Universidade de Coimbra, Coimbra, January, 2005.
Supervisor
Química (Master)
Universidade de Coimbra, Portugal

Event organisation

Event name
Type of event (Role)
Institution / Organization
2018 - 2018 Member of the Organizing/scientific Committee - VI Jornadas Ibéricas de Fotoquímica, September 2018, Aveiro, Portugual (2018 - 2018)
Congress (Member of the Organising Committee)
Universidade de Aveiro, Portugal
2005 - 2013 President of the Organizing Committee - Junior Chemistry Olympiads SPQ (2005 - 2013)
Meeting (President of the Organising Committee)
Universidade de Coimbra, Portugal
2012 - 2012 Member of the Organizing/scientific Committee - XXIV IUPAC Meeting on Photochemistry, July 2012, Coimbra, Portugal. (2012 - 2012)
Congress (Member of the Organising Committee)
Universidade de Coimbra, Portugal
2008 - 2008 Member of the Organizing/scientific Committee - Polyelectrolytes 2008, Coimbra, June 2008. (2008 - 2008)
Congress (Member of the Organising Committee)
Universidade de Coimbra, Portugal
2007 - 2007 Member of the Organizing/scientific Committee - 8ENQF, 8th National Meeting on Physical-Chemistry, Luso, Portugal, May 2007 (2007 - 2007)
Meeting (Member of the Organising Committee)
Universidade de Coimbra, Portugal
2007 - 2007 Member of the Organizing/scientific Committee - RICI2; Segunda Reunião Ibérica de Colóides e Interfaces, Coimbra, July 2007 (2007 - 2007)
Meeting (Member of the Organising Committee)
Universidade de Coimbra, Portugal
2005/12/16 - 2005/12/17 President of the Organizing Committee - 8º National Meeting on Photochemistry (2005/12/16 - 2005/12/17)
Congress (President of the Organising Committee)
Universidade de Coimbra, Portugal
2004/04/15 - 2004/04/17 President of the Organizing Committee - XIX National Meeting of the Portuguese Chemistry Society, Coimbra, 15-17 of April, 2004 (2004/04/15 - 2004/04/17)
Conference (President of the Organising Committee)
Universidade de Coimbra, Portugal
2001 - 2001 Member of the Organizing/scientific Committee - XV Conference of the European Colloid and Interface Society (ECIS XV), Coimbra, September 2001. (2001 - 2001)
Conference (Member of the Organising Committee)
Universidade de Coimbra, Portugal
2000 - 2000 Member of the Organizing/scientific Committee - XXV European Congress on Molecular Spectroscopy (EUCMOS XXV), Coimbra, August-September, 2000. (2000 - 2000)
Congress (Member of the Organising Committee)
Universidade de Coimbra, Portugal
2000 - 2000 Member of the Organizing/scientific Committee - Photophysics and Photochemistry 2000 Conference (PP2000), Costa do Estoril, October 2000. (2000 - 2000)
Congress (Member of the Organising Committee)
Universidade de Coimbra, Portugal
1999 - 1999 Member of the Organizing/scientific Committee - 4Th National Meeting on Physical-Chemistry, Coimbra, October 1999. (1999 - 1999)
Congress (Member of the Organising Committee)
Universidade de Coimbra, Portugal

Course / Discipline taught

Academic session Degree Subject (Type) Institution / Organization
2006 - Current General Chemistry I Engenharia Química Universidade de Coimbra, Portugal
2018 - 2019 Chemical Kinetics & Termodynamics Master in Chemistry Universidade de Coimbra, Portugal
2015 - 2019 Inorganic Chemistry Chemistry, Medicinal Chemistry Universidade de Coimbra, Portugal
2014 - 2019 Physical-Chemistry I Chemistry Universidade de Coimbra, Portugal
2012 - 2019 Photochemistry & Spectroscopy Master in Chemistry Universidade de Coimbra, Portugal
2012 - 2019 Physical-Chemistry II Chemistry, Industrial Chemistry Universidade de Coimbra, Portugal
2012 - 2019 Introduction to Interdisciplinar Research PhD in Chemistry Universidade de Coimbra, Portugal
2011 - 2019 Photochemistry & Spectroscopy Master in Chemistry Universidade de Coimbra, Portugal
2013 - 2015 General Chemistry Mestrado Integrado em Engenharia do Ambiente, Licenciatura em Engenharia Física; Mestrado Integrado em Engenharia Fisica; Mestrado Integrado em Engenharia Biomédica Universidade de Coimbra, Portugal
2012 - 2013 Photochemistry Chemistry, Industrial Chemistry and Biochemistry Universidade de Coimbra, Portugal
2011 - 2012 Chemistry in the Teaching of Sciences PhD in Teaching of Sciences Universidade de Coimbra, Portugal
2009 - 2012 Introduction to Interdisciplinar Research PhD in Chemistry Universidade de Coimbra, Portugal
2008 - 2012 General Chemistry Biochemistry Universidade de Coimbra, Portugal
2008 - 2012 Photochemistry (3º ano) Chemistry, Industrial Chemistry and Biochemistry Universidade de Coimbra, Portugal
2010 - 2011 General Chemistry Biochemistry Universidade de Coimbra, Portugal
2009 - 2011 Physical-Chemistry I Chemistry, Industrial Chemistry, Physics (minor in Chemistry) Universidade de Coimbra, Portugal
2008 - 2011 Photochemistry Master in Chemistry Universidade de Coimbra, Portugal
2008 - 2011 Chemical Kinetics Master in Chemistry Universidade de Coimbra, Portugal
2008 - 2011 Physical-Chemistry II Chemistry, Industrial Chemistry Universidade de Coimbra, Portugal
2009 - 2010 Project Master in Chemistry Universidade de Coimbra, Portugal
2007 - 2008 Photochemistry Master in Chemistry Universidade de Coimbra, Portugal
2007 - 2008 General Chemistry II Chemical Engineering Universidade de Coimbra, Portugal
2007 - 2008 Chemistry Laboratory III Chemistry, Industrial Chemistry Universidade de Coimbra, Portugal
1998 - 2008 Photochemistry Chemistry, Industrial Chemistry and Biochemistry Universidade de Coimbra, Portugal
2006 - 2007 General Chemistry I Chemical Engineering Universidade de Coimbra, Portugal
2000 - 2007 Chemistry Laboratory IIa Chemistry, Industrial Chemistry Universidade de Coimbra, Portugal
2001 - 2006 General Chemistry Pharmaceutical Sciences Hospitais da Universidade de Coimbra, Portugal
2003 - 2005 Chemistry Laboratory IV Chemistry Educacional Branch: Teaching of Physics and Chemistry Universidade de Coimbra, Portugal
2001 - 2002 Photochemistry Masters in Chemistry Universidade de Coimbra, Portugal
2000 - 2001 Chemistry Laboratory IIb Chemistry, Industrial Chemistry Universidade de Coimbra, Portugal
1999 - 2001 Chemistry Laboratory IV Chemistry Educacional Branch: Teaching of Physics and Chemistry Universidade de Coimbra, Portugal
1999 - 2000 Molecular Physical Chemistry Chemistry Universidade de Coimbra, Portugal
1999 - 2000 General Chemistry Chemistry, Industrial Chemistry and Chemical Engineering Universidade de Coimbra, Portugal
1998 - 2000 Chemistry Laboratory II Chemistry, Industrial Chemistry Universidade de Coimbra, Portugal
1997 - 1998 Chemistry Laboratory II Chemistry, Industrial Chemistry Universidade de Coimbra, Portugal
1997 - 1998 Photochemistry Chemistry, Industrial Chemistry and Biochemistry Universidade de Coimbra, Portugal
1992 - 1996 Chemistry Laboratory I Chemistry, Industrial Chemistry and Biochemistry Universidade de Coimbra, Portugal
1992 - 1996 Chemistry Laboratory I Chemistry, Industrial Chemistry and Biochemistry Universidade de Coimbra, Portugal
Distinctions

Other distinction

2006 Medalha Vicente Seabra/Vicente Seabra Medal
Sociedade Portuguesa de Química, Portugal