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Amílcar Lopes Ramalho. Completed the Título de Agregado in Engenharia Mecânica in 2011/05/10 by Universidade de Coimbra, Doutoramento in Engenharia Mecânica in 1994 by Universidade de Coimbra Faculdade de Ciencias e Tecnologia and Doutoramento in Doutoramento em Ciências da Engenharia in 1994/06/08 by Universidade de Coimbra Departamento de Engenharia Mecânica. Is Full Professor in Universidade de Coimbra Departamento de Engenharia Mecânica. Published 144 articles in journals. Has 3 section(s) of books and 5 book(s). Supervised 3 PhD thesis(es) e co-supervised 3. Has received 3 awards and/or honors. Participates and/or participated as Principal investigator in 5 project(s) and Researcher in 15 project(s). In his curriculum Ciência Vitae the most frequent terms in the context of scientific, technological and artistic-cultural output are: Aços avançados de alta resistência; Conformação plástica a frio; Comportamento termo-mecânico; Tribological behaviour; Conformação com borracha; Método dos elementos finitos; Placas bipolares metálicas; Fuel cells; Tecnologia Mecânica e Integridade Estrutural; Nanomateriais; Microfabricação e Eng. Superfícies; Sensores e Nano-electroquímica; Robótica Industrial Inteligente e Gestão; Nanomedicine; Nanoparticles; Cornea; Epithelium; Mobilidade; Sistemas Avançados de Produção; Engenharia Mecânica; Materiais Avançados - Matérias Primas; Nanocompositos; Nanoclays; Comportamento Mecânico; Elementos finitos; Sustainable Production and Energy Systems; Digital Ecosystems; Sustainability; & Management; Robotic and Intelligent Systems; New Materials and Components ; .
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Identification

Personal identification

Full name
Amílcar Lopes Ramalho
Gender
Male

Citation names

  • Ramalho, Amílcar
  • A Ramalho

Author identifiers

Ciência ID
BF1E-6E19-2516
ORCID iD
0000-0001-7004-2212
Google Scholar ID
F6ElScUAAAAJ&hl
Scopus Author Id
7004419737
Education
Degree Classification
2011/05/10
Concluded
 Engenharia Mecânica (Título de Agregado)
Major in Construção Mecânica
Universidade de Coimbra, Portugal
1994/06/08
Concluded
 Doutoramento em Ciências da Engenharia (Doutoramento)
Major in Ciência de Materiais
Universidade de Coimbra Departamento de Engenharia Mecânica, Portugal
"Comportamento Tribológico de Filmes Finos de W-Co-C. Influência do Cobalto" (THESIS/DISSERTATION)
1994
Concluded
 Engenharia Mecânica (Doutoramento)
Major in Especialidade: Ciência dos Materiais
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
"Comportamento Tribológico de Filmes Finos de W-co-c - Influência do Cobalto" (THESIS/DISSERTATION)
Affiliation

Teaching in Higher Education

Category
Host institution 		Employer
2018/11/29 - Current Full Professor (University Teacher) Universidade de Coimbra Departamento de Engenharia Mecânica, Portugal
2004/06/08 - 2018/11/28 Associate Professor (University Teacher) Universidade de Coimbra Departamento de Engenharia Mecânica, Portugal
1994/06/08 - 2004/06/08 Assistant Professor (University Teacher) Universidade de Coimbra Departamento de Engenharia Mecânica, Portugal
1987/07/15 - 1994/06/08 Assistant (University Teacher) Universidade de Coimbra Departamento de Engenharia Mecânica, Portugal
Universidade de Coimbra Departamento de Engenharia Mecânica, Portugal
1984/10/23 - 1987/07/15 Trainee Assistant (University Teacher) Universidade de Coimbra Departamento de Engenharia Mecânica, Portugal
Universidade de Coimbra Departamento de Engenharia Mecânica, Portugal
1983/03/09 - 1984/10/23 Tutor (University Teacher) Universidade de Coimbra Departamento de Engenharia Mecânica, Portugal
Universidade de Coimbra Departamento de Engenharia Mecânica, Portugal
Projects

Grant

Designation Funders
2023/01/01 - 2025/12/31 Heat-induced epithelial permeability: a nanoscale-based solution for the treatment of fungal keratitis
na
Centro Hospitalar e Universitário de Coimbra EPE, Portugal
 Centro Hospitalar e Universitário de Coimbra EPE
Ongoing
2003 - 2003 Fretting behaviour of sputtered W-Si-N coatings in vacuum
EC- AMTT II-84
Researcher
Universidade de Coimbra Departamento de Engenharia Mecânica, Portugal
Concluded

Contract

Designation Funders
2021/01/01 - 2025/12/31 Advanced Production and Intelligent Systems
LA/P/0112/2020
10.54499/LA/P/0112/2020
Universidade do Minho, Portugal

Instituto Politécnico de Leiria Centro para o Desenvolvimento Rápido e Sustentado de Produto, Portugal

Instituto Politécnico de Leiria, Portugal

Instituto para a Sustentabilidade e Inovação em Estruturas de Engenharia, Portugal

Universidade de Lisboa Faculdade de Letras, Portugal

Universidade de Coimbra, Portugal

Centro de Investigação em Sistemas e Tecnologias, Portugal

Universidade de Coimbra Centro de Engenharia Mecânica Materiais e Processos, Portugal

Universidade do Porto Faculdade de Engenharia, Portugal
Fundação para a Ciência e a Tecnologia
Ongoing
2018/07/26 - 2022/07/25 Thermal and Mechanical behaviour of Nano Cements and their application in steel construction as fire protection
PTDC/ECI-EGC/31850/2017
Researcher
Universidade de Coimbra, Portugal
Ongoing
2018/06/22 - 2022/06/21 PTDC/EME-EME/28789/2017 Improvements on the fatigue behavior of additive manufacturing titanium alloys components
PTDC/EME-EME/28789/2017
Researcher
Universidade de Coimbra Centro de Engenharia Mecânica Materiais e Processos, Portugal
2018/06/22 - 2022/06/21 High-performance silica aerogel nanocomposites for insulation under extreme-temperature Space environments
PTDC/EQU-EQU/29533/2017
Researcher
Universidade de Coimbra Centro de Investigação em Engenharia dos Processos Químicos e dos Produtos da Floresta, Portugal
Ongoing
2019/10 - 2020/10 Watch4ming: Monitorização da estampagem de aços de alta resistência
PTDC/EMS-TEC/6400/2014
Universidade do Minho, Portugal

Universidade de Aveiro, Portugal

Universidade de Coimbra, Portugal

Instituto de Ciência e Inovação em Engenharia Mecânica e Engenharia Industrial, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2019/01/01 - 2019/12/31 Centro de Engenharia Mecânica
UID/EMS/00285/2019
Universidade do Porto, Portugal

Universidade de Trás-os-Montes e Alto Douro, Portugal

Universidade de Coimbra, Portugal

Universidade do Porto Faculdade de Engenharia, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2016/05/01 - 2019/10/31 Melhorar o fabrico de placas bipolares metálicas para células de combustível através do processo de conformação com borracha
PTDC/EMS-TEC/0702/2014
Universidade do Minho, Portugal

Universidade de Coimbra, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2016 - 2019 Watch4ming - Monitoring the stamping of advanced high strength steels
POCI-01-0145-FEDER-016876
Researcher
Universidade de Coimbra, Portugal
Concluded
2013 - 2015 T.P.C. - Anca 30146
Agência de Inovação- QREN 30146
Researcher
Universidade de Coimbra, Portugal
Concluded
2010 - 2015 E!-Surf
Eureka 5800 E!-SURF
Researcher
Universidade de Coimbra Departamento de Engenharia Mecânica, Portugal
Concluded
2011 - 2014 WEARWHEEL - Desgaste em Rodas de Veículos Ferroviários
FCT - PTDC/EME-PME/115491/2009
Researcher
Universidade de Coimbra, Portugal
Concluded
2010 - 2013 E!-Chains: More Efficient Chains Improving Tribological Behaviour
Eureka E!-CHAINS E!5370- ENIWEP
Universidade de Coimbra Departamento de Engenharia Mecânica, Portugal
Concluded
2010 - 2013 E!-Chains: More Efficient Chains Improving Tribological Behaviour
Eureka E!-CHAINS E!5370- ENIWEP
 N/A
2011/01/01 - 2012/12/31 Projecto Estratégico - UI 285 - 2011-2012
PEst-C/EME/UI0285/2011
Universidade de Coimbra, Portugal

Universidade de Coimbra Centro de Engenharia Mecânica Materiais e Processos, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2010/03/01 - 2012/12/31 OPTIMIZAÇÃO DAS PROPRIEDADES MECÂNICAS DE COMPÓSITOS REFORÇADOS COM “NANOCLAYS” ESPECIALMENTE MODIFICADOS
PTDC/EME-PME/103622/2008
Universidade da Beira Interior, Portugal

Universidade de Coimbra Centro de Investigação em Engenharia dos Processos Químicos e dos Produtos da Floresta, Portugal

Universidade de Coimbra, Portugal

Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal

Universidade de Coimbra Centro de Engenharia Mecânica Materiais e Processos, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2009 - 2011 EMEPNANOC – Enhancement of mechanical properties of special modified nanoclayed composites
FCT- PTDC/EME-PME/103622/2008
Researcher
Universidade de Coimbra, Portugal
Concluded
2009 - 2010 Estudo da resistência de novos revestimentos para ligas de alumínio em situações de contacto com impacto e escorregamento
Programa Pessoa 2009-2010
Principal investigator
Universidade de Coimbra Departamento de Engenharia Mecânica, Portugal
2009 - 2010 Comportamento mecânico e tribológico de revestimentos cerâmicos nanoestruturados
Luso-Espanholas, Acção Nº E-11/09
Principal investigator
Universidade de Coimbra Departamento de Engenharia Mecânica, Portugal
Concluded
2008 - 2010 TRIBOSTAND - Standardization of Tribological Laboratory Tests
EUREKA E! 3792 ENIWEP
Researcher
Universidade de Coimbra Departamento de Engenharia Mecânica, Portugal
Concluded
2007 - 2010 Estudos de atrito em processos de conformação de chapa metálica: ponte para o conhecimento entre a análise experimental e a modelação numérica
FCT- PTDC/EME-TME/74152/2006
Principal investigator
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
Concluded
2005 - 2007 Estudo dos modos de degradação de materiais para restauração directa de dentes posteriores: Estudos in vitro e in vivo.
POCTI/CTM/59858/2004
Principal investigator
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
Concluded
2003 - 2005 Desgaste de compósitos de matriz de alumínio: Influência das condições de processamento e de tratamento térmico
FCT CTM/46086/2002
Researcher
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
Concluded
2003 - 2003 CRATER - Interlaboratory Exercise
EU - CONTRACT G6RD-CT2000-00415
Researcher
Concluded
2001 - 2003 Desenvolvimento de correntes de transmissão não lubrificadas com optimização das condições de tratamento de superfície
POCTI/EME/33710/00
Principal investigator
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
Concluded
1997 - 2000 Métodos Avançados de Projecto e Concepção de Estruturas de Veículos em Condições de Serviço e Impacto
Praxis XXI- 2/2.1/TPAR/2041/95
Researcher
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
Concluded
1990 - 1992 Selecção de Revestimentos Duros para Componentes Mecânicos Sujeitos a Desgaste e Corrosão
JNICT- MPF7507/90
Researcher
Universidade de Coimbra, Portugal
Concluded
1990 - 1992 Selecção de Revestimentos Duros para Componentes Mecânicos Sujeitos a Desgaste e Corrosão
JNICT- MPF7507/90
 N/A
1988 - 1990 The Development of a New Multilayer Hard Coating for High Speed Steel Cutting Tools
EURAM ( CEE ) nº 006/C
Researcher
Universidade de Coimbra, Portugal
Concluded
Outputs

Publications

Book
  1. Ajmi, B.; Kchaou, M.; Ramalho, A.; Sellami, A.; Gamez, A.J.; Bouzayani, N.. Microstructural and Mechanical Characterization of a Baby Diaper. 2021.
    10.1007/978-3-030-52071-7_43
  2. Pereira, C.; Ambrosio, J.; Ramalho, A.. Implications of contact parameters on the dynamics of chain drives. 2014.
    10.4028/www.scientific.net/KEM.572.367
  3. Pereira, C.; Ambrósio, J.; Ramalho, A.. Effect of pretension on the dynamics of chain drives. 2013.
    10.4028/www.scientific.net/AMM.365-366.478
  4. Pereira, C.; Ambrósio, J.; Ramalho, A.. Application of a tensioner on a chain drives multibody model. 2013.
    10.4028/www.scientific.net/AMM.394.140
  5. Pereira, C.; Ambrósio, J.; Ramalho, A.. Contact mechanics in cylindrical clearance revolute joints. 2013.
    10.4028/www.scientific.net/AMM.365-366.412
Book chapter
  1. Luís Vilhena; Inês Francisco; Anabela Baptista Paula; Carlos Miguel Marto; Francisco Vale; Amílcar Ramalho. "Mechanical Characterization of Several Elastics Used in Orthodontics Subjected to Different Decay Conditions". 2023.
    10.1007/978-3-031-47790-4_32
  2. F. Q. Ramalho; M. L. Alves; M. S. Correia; L. M. Vilhena; A. Ramalho. "Study of Laser Metal Deposition (LMD) as a Manufacturing Technique in Automotive Industry". 2020.
    10.1007/978-3-030-29041-2_29
  3. Ramalho, A.; Oliveira, M.C.; Menezes, L.F.. "Sliding Friction: Global Versus Local Analysis". 165-170. 2011.
Conference paper
  1. Luís Cacho; Bernardo Alves; Amílcar Ramalho; Augusta Neto; Teresa Vieira; Gonçalo Rodrigues. "Micromechanical Modeling of the Material Impact in the Feedstock Filament Properties for Indirect Additive Manufacturing (MEX)". 2022.
    10.3390/materproc2022008038
  2. Malheiros, Luís Filipe; Pereira, P.; Vilhena, L.M.; Sacramento, J.; Senos, A.M.R.; Ramalho, Amílcar. "Study of the abrasive wear resistance of WC-based composites, produced with Co or Ni-rich binders, by ball-cratering method". Paper presented in EuroPM 2020, Virtu@l Congress, 2020.
    Published
  3. Neto, D.M.; Barros, J.R.; Oliveira, M.C.; Antunes, P.V.; Ramalho, A.; Amaral, R.L.; Santos, A.D.; Alves, J.L.; Menezes, L.F.. "Heat generation when forming AHSS: Experimental and numerical analysis of tensile and draw-bead tests". 2020.
    10.1088/1757-899X/967/1/012086
  4. de Jesus, J.; Borrego, L.P.; Vilhena, L.; Ferreira, J.A.M.; Ramalho, A.; Capela, C.. "Effect of artificial saliva on the fatigue and wear response of TiAl6V4 specimens produced by SLM". 2020.
    10.1016/j.prostr.2020.10.092
  5. Pereira, P.; Vilhena, L.M.; Sacramento, J.; Senos, A.M.R.; Malheiros, L.F.; Ramalho, A.. "Study of the Abrasive Wear Resistance of WC-Based Composites, Produced with Co Or Ni-Rich Binders, by Ball-Cratering Method". 2020.
  6. Andrade, C.M.; Barros, J.R.; Neto, D.M.; Ramalho, A.; Oliveira, M.C.; Menezes, L.F.; Alves, J.L.. "The role of viscoelasticity in the mechanical modelling of rubbers". 2019.
    10.1063/1.5112751
  7. Santos, J.; Ferreira, A.; Santos, M.; Vasco, J.; Cardoso, M.; Ramalho, A.. "Versatile low cost device for measuring the sound speed in liquids". 2019.
    10.1121/2.0001079
  8. Lopes, M.; Ramalho, A.; Anandkumar, R.; Almeida, A.; Vilar, R.; Figueiredo-Pina, C.. "Wear resistance of Al–12 wt.% Si reinforced with NBC particles by laser cladding". 2018.
    10.15544/balttrib.2017.06
  9. Ambrosio, J.; Malça, C.; Ramalho, A.. "Cylindrical contact force models for the dynamics of roller chain drives". 2015.
    10.1007/978-3-319-09858-6_12
  10. Pereira, C.; Ramalho, A.; Ambrosio, J.. "Validation of an enhanced cylindrical contact force model using numerical and analytical approaches". 2015.
    10.1007/978-3-319-09411-3_53
  11. Pereira, C.; Ramalho, A.; Ambrósio, J.. "Experimental and numerical validation of an enhanced cylindrical contact force model". 2011.
    10.2495/SECM110051
  12. Oliveira, M.C.; Alves, J.L.; Menezes, L.F.; Ramalho, A.. "Finite element analysis of the amontons-coulomb's model using local and global friction tests". 2011.
    10.1063/1.3589779
  13. Pereira, C.; Ambrósio, J.; Ramalho, A.. "Internal contact of cylindrical geometries: A new approach". 2008.
    10.1115/IJTC2007-44296
Conference poster
  1. Leal, Andreia; Paula, Anabela; Marto, Carlos Miguel; Rebelo, Diana; Ambrósio, Pedro; Esteves, Miguel; Ramalho, Amílcar; Ferreira, Manuel Marques; Carrilho, Eunice. "Composites Roughness and Microhardness After Different Bleaching Techniques". Paper presented in 101rd FDI World Dental Congress, 2013.
  2. Carrilho, Eunice; Leal, Andreia; Paula, Anabela; Ramalho, Amílcar; Esteves, Miguel; Ferreira, Manuel Marques. "Avaliação da rugosidade e microdureza de compósitos após diferentes técnicas branqueamento". Paper presented in XXXIII Congresso Anual SPEMD, 2013.
Journal article
  1. Sharjeel Ahmed Khan; Fabio Ferreira; João Oliveira; Nazanin Emami; Amilcar Ramalho. "A comparative study in the tribological behaviour of different DLC coatings sliding against titanium alloys". Wear (2024): https://doi.org/10.1016/j.wear.2024.205468.
    10.1016/j.wear.2024.205468
  2. Jean Carlos Poletto; Patric Daniel Neis; Dieter Fauconnier; Amilcar Ramalho; Patrick De Baets; Ney Francisco Ferreira. "A systematic investigation of grooving and rolling abrasive mechanisms using surface topography". Wear (2024): https://doi.org/10.1016/j.wear.2024.205389.
    10.1016/j.wear.2024.205389
  3. Luís Vilhena; Amílcar Ramalho. "Effect of Protein (Bovine Serum Albumin) Content on the Frictional Behaviour of Soft Contact Lenses Using a Dynamic Oscillating Tribometer". Applied Sciences (2024): https://doi.org/10.3390/app14104311.
    10.3390/app14104311
  4. Maria F. Paulino; Beatriz B. Gomes; Amílcar L. Ramalho; Ana M. Amaro. "Measurement of the Impact Loads to Reduce Injuries in Acrobatic Gymnasts: Designing a Dedicated Platform". Applied Sciences (2024): https://doi.org/10.3390/app14093661.
    10.3390/app14093661
  5. Mohammadamin Sadeghi; Takeru Omiya; Filipe Fernandes; Luís Vilhena; Amilcar Ramalho; Fábio Ferreira. "Influence of 1-Ethyl-3-methylimidazolium Diethylphosphate Ionic Liquid on the Performance of Eu- and Gd-Doped Diamond-like Carbon Coatings". Lubricants (2024): https://doi.org/10.3390/lubricants12010018.
    10.3390/lubricants12010018
  6. Nikonovich, M.; Ramalho, A.; Emami, N.. "Effect of cryogenic aging and test-environment on the tribological and mechanical properties of PEEK composites". Tribology International 194 (2024): http://www.scopus.com/inward/record.url?eid=2-s2.0-85187960018&partnerID=MN8TOARS.
    10.1016/j.triboint.2024.109554
  7. Lasch, G.; Stradolini, P.; Gehlen, G.S.; Barros, L.Y.; Poletto, J.C.; Ramalho, A.; Fernandes, C.M.C.G.; et al. "Comparative tribological investigation of castor oil and its transesterified and aminolyzed derivatives". Tribology International 196 (2024): http://www.scopus.com/inward/record.url?eid=2-s2.0-85192145271&partnerID=MN8TOARS.
    10.1016/j.triboint.2024.109709
  8. Francisco Vale; Raquel Travassos; Mariana Diogo Pinto; Madalena Prata Ribeiro; Filipa Marques; Amílcar Ramalho; Pedro Antunes; et al. "Orthodontic Bracket Rebonding with and without Fluoride: A Pilot Study". Journal of Composites Science (2023): https://doi.org/10.3390/jcs8010010.
    10.3390/jcs8010010
  9. Vale, Francisco; Travassos, Raquel; Pinto, Mariana Diogo; Ribeiro, Madalena Prata; Marques, Filipa; Ramalho, Amílcar; Antunes, Pedro; et al. Corresponding author: Francisco, Inês. "Orthodontic Bracket Rebonding with and without Fluoride: A Pilot Study". Journal of Composites Science 8 1 (2023): 10. http://dx.doi.org/10.3390/jcs8010010.
    Published • 10.3390/jcs8010010
  10. Luís Vilhena; Luís Afonso; Amílcar Ramalho. "Skin Friction: Mechanical and Tribological Characterization of Different Papers Used in Everyday Life". Materials (2023): https://doi.org/10.3390/ma16165724.
    10.3390/ma16165724
  11. Sharma, Pooja; Mahadeshwara, Manoj Rajankunte; Vilhena, Luís; Richhariya, Vipin; Silva, Filipe; Ramalho, Amílcar; Carvalho, Sandra; Cavaleiro, Albano. "Synergic effect of TMD coating on textured steel using micro-EDM". Surface and Coatings Technology 467 (2023): 129714. http://dx.doi.org/10.1016/j.surfcoat.2023.129714.
    10.1016/j.surfcoat.2023.129714
  12. Shahsharif Shaikh; Takeru Omiya; Albano Cavaleiro; Luis Vilhena; Amilcar Ramalho; Fábio Ferreira. "Impact of Temperature Variation on Friction Behaviour of Rare Earth-Doped Diamond-like Carbon Coatings with Ionic Liquid Lubricants". Lubricants (2023): https://doi.org/10.3390/lubricants11070302.
    10.3390/lubricants11070302
  13. Mohammadamin Sadeghi; Takeru Omiya; Filipe Fernandes; Luís Vilhena; Amilcar Ramalho; Fábio Ferreira. "Tribological Behavior of Doped DLC Coatings in the Presence of Ionic Liquid Additive under Different Lubrication Regimes". Coatings (2023): https://doi.org/10.3390/coatings13050891.
    10.3390/coatings13050891
  14. Manoj Rajankunte Mahadeshwara; Fátima Rosa; Todor Vuchkov; Luís Vilhena; Amílcar Ramalho; Pooja Sharma; Albano Cavaleiro. "Investigating the Synergistic Effect of Electrochemical Texturing and MoSeC Coatings on the Frictional Behaviour of Lubricated Contacts". Coatings (2023): https://doi.org/10.3390/coatings13040692.
    10.3390/coatings13040692
  15. Teresa A. Mendes; Luis Vilhena; Jaime Portugal; João Caramês; Amilcar L. Ramalho; Luis P. Lopes. "Wear of Titanium Implant Platforms with Different Abutment Connections and Abutment Materials: A Pilot Study". Journal of Functional Biomaterials (2023): https://doi.org/10.3390/jfb14040178.
    10.3390/jfb14040178
  16. Barros, L.Y.; Poletto, J.C.; Gehlen, G.S.; Lasch, G.; Neis, P.D.; Ramalho, A.; Ferreira, N.F.. "Transition in wear regime during braking applications: An analysis of the debris and surfaces of the brake pad and disc". Tribology International 189 (2023): http://www.scopus.com/inward/record.url?eid=2-s2.0-85171731309&partnerID=MN8TOARS.
    10.1016/j.triboint.2023.108968
  17. Nikonovich, M.; Costa, J.F.S.; Fonseca, A.C.; Ramalho, A.; Emami, N.. "Structural, thermal, and mechanical characterisation of PEEK-based composites in cryogenic temperature". Polymer Testing 125 (2023): http://www.scopus.com/inward/record.url?eid=2-s2.0-85164561685&partnerID=MN8TOARS.
    10.1016/j.polymertesting.2023.108139
  18. Khan, S.A.; Emami, N.; Ramalho, A.. "Custom-tailored cross-cylinder tribotest to emulate wear mechanism in drilling of CFRP-Ti stacks". Tribology International 186 (2023): http://www.scopus.com/inward/record.url?eid=2-s2.0-85159118215&partnerID=MN8TOARS.
    10.1016/j.triboint.2023.108589
  19. Khan, S.A.; Oliveira, J.; Ferreira, F.; Emami, N.; Ramalho, A.. "Surface Roughness Influence on Tribological Behavior of HiPIMS DLC Coatings". Tribology Transactions 66 3 (2023): 565-575. http://www.scopus.com/inward/record.url?eid=2-s2.0-85158865287&partnerID=MN8TOARS.
    10.1080/10402004.2023.2197472
  20. Vilhena, L.; Ramalho, A.. "Assessment of friction in aged soft contact lenses by an innovative method". Journal of the Mechanical Behavior of Biomedical Materials 145 (2023): http://www.scopus.com/inward/record.url?eid=2-s2.0-85166013931&partnerID=MN8TOARS.
    10.1016/j.jmbbm.2023.106036
  21. Pereira, P.; Rocha, A.M.F.; Bastos, A.C.; Oliveira, F.J.; Vilhena, L.M.; Ramalho, A.; Sacramento, J.; Malheiros, L.F.; Senos, A.M.R.. "Development of WC-NiCrMo hardmetals". International Journal of Refractory Metals and Hard Materials 112 (2023): http://www.scopus.com/inward/record.url?eid=2-s2.0-85147604787&partnerID=MN8TOARS.
    10.1016/j.ijrmhm.2023.106147
  22. Ana Coelho; Luís Vilhena; Maria Antunes; Inês Amaro; Anabela Paula; Carlos Miguel Marto; José Saraiva; et al. "Effect of Different Cavity Disinfectants on Adhesion to Dentin of Permanent Teeth". Journal of Functional Biomaterials (2022): https://doi.org/10.3390/jfb13040209.
    10.3390/jfb13040209
  23. Teresa Mendes; Luís Vilhena; Jaime Jaime; João Caramês; Amílcar Ramalho; Luís Lopes. "Influence of abutment and connection type on implant-abutment connection rigidity: an in vitro study". Revista Portuguesa de Estomatologia, Medicina Dentária e Cirurgia Maxilofacial (2022): https://doi.org/10.24873/j.rpemd.2022.10.880.
    10.24873/j.rpemd.2022.10.880
  24. Pedro Pereira; Luís Vilhena; Joaquim Sacramento; Ana Senos; Luís Malheiros; Amílcar Ramalho. "Influence of Different Binders and Severe Environmental Conditions on the Tribological and Electrochemical Behaviour of WC-Based Composites". Lubricants 10 7 (2022): 145-145. https://doi.org/10.3390/lubricants10070145.
    10.3390/lubricants10070145
  25. Sara Dias; António Tadeu; Amílcar Ramalho; Michael Brett; Filipe Pedro. "Thermal and Mechanical Characterisation of Sandwich Core Materials for Climatic Chamber Shells Subjected to High Temperatures". Energies 15 6 (2022): 2089-2089. https://doi.org/10.3390/en15062089.
    10.3390/en15062089
  26. Rui F. Fernandes; Joel de Jesus; Luís Borrego; Luís Vilhena; Amílcar Ramalho; José A. M. Ferreira. "Influence of Deposition Plane Angle and Saline Corrosion on Fatigue Crack Growth in Maraging Steel Components Produced by Laser Powder Bed Fusion". Metals 12 3 (2022): 433-433. https://doi.org/10.3390/met12030433.
    10.3390/met12030433
  27. Carvalho, Isabel; M. José Lima; David Nobre; S. Mariana Marques; Castro, Débora; Teófilo R. Leite; Henriques, Mariana; et al. Corresponding author: Carvalho, Isabel. "Silver oxide coatings deposited on leathers to prevent diabetic foot infections". Surface and Coatings Technology (2022): 128338-128338. http://dx.doi.org/10.1016/j.surfcoat.2022.128338.
    10.1016/j.surfcoat.2022.128338
  28. Luís Vilhena; Bruno Domingues; Cristina Fernandes; Ana Senos; Amílcar Ramalho. "Mechanical and Tribological Characterization of WC-Co and WC-AISI 304 Composites by a Newly Developed Equipment". Materials 15 3 (2022): 1187-1187. https://doi.org/10.3390/ma15031187.
    10.3390/ma15031187
  29. Luís Vilhena; Fábio Ferreira; João Carlos Oliveira; Amílcar Ramalho. "Rapid and Easy Assessment of Friction and Load-Bearing Capacity in Thin Coatings". Electronics (2022): https://doi.org/10.3390/electronics11030296.
    10.3390/electronics11030296
  30. Pereira, P.; Vilhena, L.M.; Sacramento, J.; Senos, A.M.R.; Malheiros, L.F.; Ramalho, A.. "Tribological behaviour of different formulations of WC composites". Wear 506-507 (2022): http://www.scopus.com/inward/record.url?eid=2-s2.0-85134168457&partnerID=MN8TOARS.
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  31. Vilhena, L.M.; Fernandes, C.M.; Sacramento, J.; Senos, A.M.R.; Ramalho, A.. "Sliding wear and friction behaviour of WC-stainless steel and WC–Co composites". Lubrication Science 34 4 (2022): 247-257. http://www.scopus.com/inward/record.url?eid=2-s2.0-85123899419&partnerID=MN8TOARS.
    10.1002/ls.1586
  32. Alireza Vahidi; Diogo Fonseca; João Oliveira; Albano Cavaleiro; Amílcar Ramalho; Fábio Ferreira. "Advanced Tribological Characterization of DLC Coatings Produced by Ne-HiPIMS for the Application on the Piston Rings of Internal Combustion Engines". Applied Sciences 11 21 (2021): 10498-10498. https://doi.org/10.3390/app112110498.
    10.3390/app112110498
  33. Elsa Reis Carneiro; Ana Sofia Coelho; Inês Amaro; Anabela Baptista Paula; Carlos Miguel Marto; José Saraiva; Manuel Marques Ferreira; et al. "Mechanical and Tribological Characterization of a Bioactive Composite Resin". Applied Sciences (2021): https://doi.org/10.3390/app11178256.
    10.3390/app11178256
  34. Carvalho, A.L.; Vilhena, L.M.; Ramalho, A.. "Study of the frictional behavior of soft contact lenses by an innovative method". Tribology International 153 (2021): http://www.scopus.com/inward/record.url?eid=2-s2.0-85091220907&partnerID=MN8TOARS.
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  35. Fernandes, M.C.S.; Pereira, V.A.; Fonseca, A.C.; Ramalho, A.; Coelho, J.F.J.; Barros, R.; Pereira, P.; Pereira, J.; Serra, A.C.. "Synthesis and characterization of biobased polyester PVC plasticizers to industrial manufacturing of tubes". Journal of Applied Polymer Science 138 37 (2021): http://www.scopus.com/inward/record.url?eid=2-s2.0-85105270293&partnerID=MN8TOARS.
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  36. Pereira, P.; Vilhena, L.M.; Sacramento, J.; Senos, A.M.R.; Malheiros, L.F.; Ramalho, A.. "Abrasive wear resistance of WC-based composites, produced with Co or Ni-rich binders". Wear 482-483 (2021): http://www.scopus.com/inward/record.url?eid=2-s2.0-85107779460&partnerID=MN8TOARS.
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  37. Cardoso, F.; Ferreira, F.; Cavaleiro, A.; Ramalho, A.. "Performance of diamond-like carbon coatings (produced by the innovative Ne-HiPIMS technology) under different lubrication regimes". Wear 477 (2021): http://www.scopus.com/inward/record.url?eid=2-s2.0-85103710129&partnerID=MN8TOARS.
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  38. Amoroso, P.J.; Ramalho, A.; Richhariya, V.; Silva, F.S.; Cavaleiro, A.. "Tribological performance of laser-textured steel surfaces in unidirectional sliding line-contact (block-on-ring)". Lubrication Science (2021): http://www.scopus.com/inward/record.url?eid=2-s2.0-85111694058&partnerID=MN8TOARS.
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  39. Almeida, C.M.R.; Ghica, M.E.; Ramalho, A.L.; Durães, L.. "Silica-based aerogel composites reinforced with different aramid fibres for thermal insulation in Space environments". Journal of Materials Science 56 24 (2021): 13604-13619. http://www.scopus.com/inward/record.url?eid=2-s2.0-85106533997&partnerID=MN8TOARS.
    10.1007/s10853-021-06142-3
  40. Riofrío, Patricio Gustavo; Capela, Carlos Alexandre; Ferreira, José AM; Ramalho, Amilcar. "Interactions of the process parameters and mechanical properties of laser butt welds in thin high strength low alloy steel plates". Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications (2020): 146442072091044. http://dx.doi.org/10.1177/1464420720910442.
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  41. Vilhena, Luís M.; Shumayal, Ahmad; Ramalho, Amílcar; Ferreira, José António Martins. "Tribocorrosion Behaviour of Ti6Al4V Produced by Selective Laser Melting for Dental Implants". Lubricants 8 2 (2020): 22. http://dx.doi.org/10.3390/lubricants8020022.
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  42. Pereira, V.A.; Fonseca, A.C.; Costa, C.S.M.F.; Ramalho, A.; Coelho, J.F.J.; Serra, A.C.. "End-capped biobased saturated polyesters as effective plasticizers for PVC". Polymer Testing 85 (2020): http://www.scopus.com/inward/record.url?eid=2-s2.0-85079351993&partnerID=MN8TOARS.
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  43. Cavaco, A.; Durães, L.; Ramalho, A.; Pais, S.. "A study on the influence of prosthetic interface material in transtibial amputees' gait". Bio-medical materials and engineering 31 4 (2020): 211-223. http://www.scopus.com/inward/record.url?eid=2-s2.0-85091469720&partnerID=MN8TOARS.
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  44. Luís Vilhena; Gifty Oppong; Amílcar Ramalho. "Tribocorrosion of different biomaterials under reciprocating sliding conditions in artificial saliva". Lubrication Science (2019): https://doi.org/10.1002/ls.1478.
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  45. L. M. Vilhena; A. Ramalho. "Friction Behavior of Human Skin Rubbing against Different Textured Polymeric Materials Obtained by a 3D Printing Microfabrication Technique". Tribology Transactions (2019): 1-13. https://doi.org/10.1080/10402004.2018.1543782.
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  46. Murali, S.; Kumar, S.; Koh, J.; Seena, S.; Singh, P.; Ramalho, A.; Sobral, A.J.F.N.. "Bio-based chitosan/gelatin/Ag@ZnO bionanocomposites: synthesis and mechanical and antibacterial properties". Cellulose 26 9 (2019): 5347-5361. http://www.scopus.com/inward/record.url?eid=2-s2.0-85065042518&partnerID=MN8TOARS.
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  47. de Jesus, Rainde Naiara Rezende; Carrilho, Eunice; Antunes, Pedro V.; Ramalho, Amílcar; Moura, Camilla Christian Gomes; Stavropoulos, Andreas; Zanetta-Barbosa, Darceny. "Interfacial biomechanical properties of a dual acid-etched versus a chemically modified hydrophilic dual acid-etched implant surface: an experimental study in Beagles". International Journal of Implant Dentistry 4 1 (2018): http://dx.doi.org/10.1186/s40729-018-0139-1.
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  48. Antunes, Pedro V.; Ramalho, Amílcar L.. "Influence of abrasive solutions on direct restorative composites wear". Journal of the Brazilian Society of Mechanical Sciences and Engineering 40 1 (2018): http://dx.doi.org/10.1007/s40430-017-0942-2.
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  49. Antunes, Pedro V.; Ramalho, Amílcar L.. "Influence of abrasive solutions on direct restorative composites wear". Journal of the Brazilian Society of Mechanical Sciences and Engineering 40 1 (2018): http://dx.doi.org/10.1007/s40430-017-0942-2.
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  50. Vilhena, L.M.; Antunes, P.V.; Ramalho, A.. "Galling characterization for the pair composed by aluminium and M2 steel under dry and lubricated conditions by using load-scanning test method". Journal of the Brazilian Society of Mechanical Sciences and Engineering 40 6 (2018): http://www.scopus.com/inward/record.url?eid=2-s2.0-85046690372&partnerID=MN8TOARS.
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  51. Carvalho, I.; Faraji, M.; Ramalho, A.; Carvalho, A.P.; Carvalho, S.; Cavaleiro, A.. "Ex-vivo studies on friction behaviour of ureteral stent coated with Ag clusters incorporated in a:C matrix". Diamond and Related Materials 86 (2018): 1-7. http://www.scopus.com/inward/record.url?eid=2-s2.0-85045541378&partnerID=MN8TOARS.
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  52. Mendes, T.A.; Caramês, J.; Lopes, L.P.; Ramalho, A.L.. "Sphere-plane methodology to evaluate the wear of titanium of dental implants: A research proposal". BMC Research Notes 11 1 (2018): http://www.scopus.com/inward/record.url?eid=2-s2.0-85051277612&partnerID=MN8TOARS.
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  53. L. M. Vilhena; A. Ramalho; A. Cavaleiro. "Grooved surface texturing by electrical discharge machining (EDM) under different lubrication regimes". Lubrication Science (2017): https://doi.org/10.1002/ls.1383.
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  54. Sedlacek, M.; Podgornik, B.; Ramalho, A.; Cesnik, D.. "Influence of geometry and the sequence of surface texturing process on tribological properties". Tribology International 115 (2017): 268-273. http://www.scopus.com/inward/record.url?eid=2-s2.0-85020186018&partnerID=MN8TOARS.
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  55. Costa, B.F.O.; Malaman, B.; Caër, G.L.; Gordo, P.M.; Ramalho, A.. "Mechanosynthesis of bcc alloys from Fe50-y/2Co50-y/2Sny mixtures (2 = y = 33) and B2 ordering by annealing at modest temperatures". Hyperfine Interactions 238 1 (2017): http://www.scopus.com/inward/record.url?eid=2-s2.0-85032036338&partnerID=MN8TOARS.
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  56. Frias, C.F.; Serra, A.C.; Ramalho, A.; Coelho, J.F.J.; Fonseca, A.C.. "Preparation of fully biobased epoxy resins from soybean oil based amine hardeners". Industrial Crops and Products 109 (2017): 434-444. http://www.scopus.com/inward/record.url?eid=2-s2.0-85028938472&partnerID=MN8TOARS.
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  57. Rodrigues, F.T.; Serro, A.P.; Polido, M.; Ramalho, A.; Figueiredo-Pina, C.G.. "Effect of bleaching teeth with hydrogen peroxide on the morphology, hydrophilicity, and mechanical and tribological properties of the enamel". Wear 374-375 (2017): 21-28. http://www.scopus.com/inward/record.url?eid=2-s2.0-85008323478&partnerID=MN8TOARS.
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  58. Esteves, M.; Ramalho, A.; Ramos, F.. "Electrical performance of textured stainless steel under fretting". Tribology International 110 (2017): 41-51. http://www.scopus.com/inward/record.url?eid=2-s2.0-85012256192&partnerID=MN8TOARS.
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  59. Carreira, M.; Antunes, P.V.; Ramalho, A.; Paula, A.; Carrilho, E.. "Thermocycling effect on mechanical and tribological characterization of two indirect dental restorative materials". Journal of the Brazilian Society of Mechanical Sciences and Engineering 39 1 (2017): http://www.scopus.com/inward/record.url?eid=2-s2.0-85002639751&partnerID=MN8TOARS.
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  60. A. Cavaco; L. Durães; S. Pais; A. Ramalho. "Friction of prosthetic interfaces used by transtibial amputees". Biotribology 6 (2016): 36-41. http://dx.doi.org/10.1016/j.biotri.2016.04.001.
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  61. Vilhena, L.; Ramalho, A.. "Friction of human skin against different fabrics for medical use". Lubricants 4 1 (2016): http://www.scopus.com/inward/record.url?eid=2-s2.0-85020053916&partnerID=MN8TOARS.
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  62. Esteves, M.; Ramalho, A.; Ramos, F.. "A Synergetic Model to Predict the Wear in Electric Contacts". Tribology Letters 64 2 (2016): http://www.scopus.com/inward/record.url?eid=2-s2.0-84988474073&partnerID=MN8TOARS.
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  63. Ambrosio, J.; Malça, C.; Ramalho, A.. "Planar roller chain drive dynamics using a cylindrical contact force model". Mechanics Based Design of Structures and Machines 44 1-2 (2016): 109-122. http://www.scopus.com/inward/record.url?eid=2-s2.0-84962878671&partnerID=MN8TOARS.
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  64. Boztepe, E.; Alves, A.C.; Ramalho, A.; Ariza, E.; Rocha, L.A.; Cansever, N.; Toptan, F.. "A comparative study on the dry sliding wear behaviour of nitrocarburised, gas nitrided, fluidised-bed nitrided, and plasma nitrided plastic mould steel". International Journal of Surface Science and Engineering 10 5 (2016): 468-484. http://www.scopus.com/inward/record.url?eid=2-s2.0-84987761341&partnerID=MN8TOARS.
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  65. Vilhena, L.M.; Fernandes, C.M.; Soares, E.; Sacramento, J.; Senos, A.M.R.; Ramalho, A.. "Abrasive wear resistance of WC-Co and WC-AISI 304 composites by ball-cratering method". Wear 346-347 (2016): 99-107. http://www.scopus.com/inward/record.url?eid=2-s2.0-84947975771&partnerID=MN8TOARS.
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  66. Cavaco, A.; Ramalho, A.; Pais, S.; Durães, L.. "Mechanical and structural characterization of tibial prosthetic interfaces before and after aging under simulated service conditions". Journal of the Mechanical Behavior of Biomedical Materials 43 (2015): 78-90. http://www.scopus.com/inward/record.url?eid=2-s2.0-84920480827&partnerID=MN8TOARS.
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  67. Miranda, J.C.; Ramalho, A.. "Study of the effects of damage accumulation on wear". Wear 330-331 (2015): 79-84. http://www.scopus.com/inward/record.url?eid=2-s2.0-84983579953&partnerID=MN8TOARS.
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  68. Ramalho, A.. "Wear modelling in rail-wheel contact". Wear 330-331 (2015): 524-532. http://www.scopus.com/inward/record.url?eid=2-s2.0-84937886112&partnerID=MN8TOARS.
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  69. Pereira, C.; Ramalho, A.; Ambrosio, J.. "An enhanced cylindrical contact force model". Multibody System Dynamics 35 3 (2015): 277-298. http://www.scopus.com/inward/record.url?eid=2-s2.0-84944151574&partnerID=MN8TOARS.
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  70. Costa, M.I.; Leitão, C.; Ramalho, A.; Rodrigues, D.M.. "Local improvement of structural steels high-friction properties by friction stir texturing". Journal of Materials Processing Technology 217 (2015): 272-277. http://www.scopus.com/inward/record.url?eid=2-s2.0-84937194457&partnerID=MN8TOARS.
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  71. Yasavol, N.; Ramalho, A.. "Wear properties of friction stir processed AISI D2 tool steel". Tribology International 91 (2015): 177-183. http://www.scopus.com/inward/record.url?eid=2-s2.0-84938304046&partnerID=MN8TOARS.
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  72. Esteves, M.; Ramalho, A.; Ramos, F.. "Fretting behavior of the AISI 304 stainless steel under different atmosphere environments". Tribology International 88 (2015): 56-65. http://www.scopus.com/inward/record.url?eid=2-s2.0-84925399931&partnerID=MN8TOARS.
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  73. Pereira, C.; Ambrósio, J.; Ramalho, A.. "Dynamics of chain drives using a generalized revolute clearance joint formulation". Mechanism and Machine Theory 92 (2015): 64-85. http://www.scopus.com/inward/record.url?eid=2-s2.0-84930200824&partnerID=MN8TOARS.
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  74. Leal, A.; Paula, A.; Ramalho, A.; Esteves, M.; Ferreira, M.M.; Carrilho, E.. "Roughness and microhardness of composites after different bleaching techniques". Journal of Applied Biomaterials and Functional Materials 13 4 (2015): e381-e388. http://www.scopus.com/inward/record.url?eid=2-s2.0-84951174444&partnerID=MN8TOARS.
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  75. Antunes, P.V.; Ramalho, A.; Carrilho, E.V.P.. "Mechanical and wear behaviours of nano and microfilled polymeric composite.Effect of filler fraction and size". Materials and Design 61 (2014): 50-60. http://www.scopus.com/inward/record.url?eid=2-s2.0-84899962209&partnerID=MN8TOARS.
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  76. Pereira, C.; Ramalho, A.; Ambrosio, J.. "Applicability domain of internal cylindrical contact force models". Mechanism and Machine Theory 78 (2014): 141-157. http://www.scopus.com/inward/record.url?eid=2-s2.0-84899012350&partnerID=MN8TOARS.
    10.1016/j.mechmachtheory.2014.03.010
  77. Kaushal, A.; Olhero, S.M.; Antunes, P.; Ramalho, A.; Ferreira, J.M.F.. "Structural, mechanical and dielectric properties of Ba0.6Sr 0.4TiO3 - The benefits of a colloidal processing approach". Materials Research Bulletin 50 (2014): 329-336. http://www.scopus.com/inward/record.url?eid=2-s2.0-84889644693&partnerID=MN8TOARS.
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  78. Ramalho, A.; Antunes, P.V.. "Development of wear models for rolling-sliding rail-wheel contacts". Civil-Comp Proceedings 104 (2014): http://www.scopus.com/inward/record.url?eid=2-s2.0-84963724091&partnerID=MN8TOARS.
  79. Oueslati, I.; Paixão, J.A.; Rodrigues, V.H.; Suwinska, K.; Lesniewska, B.; Shkurenko, A.; Eusébio, M.E.S.; et al. "Generating flexibility in inclusion compounds that possess solvent-accessible voids: An alternative route to control pore size in three-dimensional nanoporous molecular crystals". Crystal Growth and Design 13 10 (2013): 4512-4517. http://www.scopus.com/inward/record.url?eid=2-s2.0-84885117668&partnerID=MN8TOARS.
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  80. Ramalho, A.; Szekeres, P.; Fernandes, E.. "Friction and tactile perception of textile fabrics". Tribology International 63 (2013): 29-33. http://www.scopus.com/inward/record.url?eid=2-s2.0-84884820959&partnerID=MN8TOARS.
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  81. Ramalho, A.; Braga De Carvalho, M.D.; Antunes, P.V.. "Effects of temperature on mechanical and tribological properties of dental restorative composite materials". Tribology International 63 (2013): 186-195. http://www.scopus.com/inward/record.url?eid=2-s2.0-84884816622&partnerID=MN8TOARS.
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  82. Ramalho, A.; Esteves, M.; Marta, P.. "Friction and wear behaviour of rolling-sliding steel contacts". Wear 302 1-2 (2013): 1468-1480. http://www.scopus.com/inward/record.url?eid=2-s2.0-84879181940&partnerID=MN8TOARS.
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  83. Figueiredo-Pina, C.G.; Monteiro, A.; Guedes, M.; Maurício, A.; Serro, A.P.; Ramalho, A.; Santos, C.. "Effect of feldspar porcelain coating upon the wear behavior of zirconia dental crowns". Wear 297 1-2 (2013): 872-877. http://www.scopus.com/inward/record.url?eid=2-s2.0-84870334094&partnerID=MN8TOARS.
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  84. Esteves, M.; Ramalho, A.; Ferreira, J.A.M.; Nobre, J.P.. "Tribological and mechanical behaviour of epoxy/nanoclay composites". Tribology Letters 52 1 (2013): 1-10. http://www.scopus.com/inward/record.url?eid=2-s2.0-84880736938&partnerID=MN8TOARS.
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  85. Fernandes, F.; Ramalho, A.; Loureiro, A.; Guilemany, J.M.; Torrell, M.; Cavaleiro, A.. "Influence of nanostructured ZrO2 additions on the wear resistance of Ni-based alloy coatings deposited by APS process". Wear 303 1-2 (2013): 591-601. http://www.scopus.com/inward/record.url?eid=2-s2.0-84877896934&partnerID=MN8TOARS.
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  86. Doni, Z.; Alves, A.C.; Toptan, F.; Gomes, J.R.; Ramalho, A.; Buciumeanu, M.; Palaghian, L.; Silva, F.S.. "Dry sliding and tribocorrosion behaviour of hot pressed CoCrMo biomedical alloy as compared with the cast CoCrMo and Ti6Al4V alloys". Materials and Design 52 (2013): 47-57. http://www.scopus.com/inward/record.url?eid=2-s2.0-84878927071&partnerID=MN8TOARS.
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  87. Leal, Andreia; Paula, Anabela; Marto, Carlos Miguel; Rebelo, Diana; Ambrósio, Pedro; Esteves, Miguel; Ramalho, Amílcar; Ferreira, Manuel Marques; Carrilho, Eunice. "Composites Roughness and Microhardness After Different Bleaching Tecnhiques". International Dental Journal 63 s1 (2013): 243-243.
  88. Fernandes, F.; Ramalho, A.; Loureiro, A.; Cavaleiro, A.. "Wear resistance of a nickel-Based coating deposited by PTA on grey cast iron". International Journal of Surface Science and Engineering 6 3 (2012): 201-213. http://www.scopus.com/inward/record.url?eid=2-s2.0-84866515160&partnerID=MN8TOARS.
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  89. Fernandes, F.; Ramalho, A.; Loureiro, A.; Cavaleiro, A.. "Mapping the micro-abrasion resistance of a Ni-based coating deposited by PTA on gray cast iron". Wear 292-293 (2012): 151-158. http://www.scopus.com/inward/record.url?eid=2-s2.0-84864318785&partnerID=MN8TOARS.
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  90. Gonalves, G.; Cruz, S.M.A.; Ramalho, A.; Grácio, J.; Marques, P.A.A.P.. "Graphene oxide versus functionalized carbon nanotubes as a reinforcing agent in a PMMA/HA bone cement". Nanoscale 4 9 (2012): 2937-2945. http://www.scopus.com/inward/record.url?eid=2-s2.0-84859880538&partnerID=MN8TOARS.
    10.1039/c2nr30303e
  91. Costa, B.F.O.; Silva, A.J.M.; Ramalho, A.; Pereira, G.; Ramos Silva, M.. "X-ray compositional microanalysis and diffraction studies of Haltern 70 amphorae sherds". X-Ray Spectrometry 41 2 (2012): 69-74. http://www.scopus.com/inward/record.url?eid=2-s2.0-84857232546&partnerID=MN8TOARS.
    10.1002/xrs.1379
  92. Figueiredo, L.; Ramalho, A.; Oliveira, M.C.; Menezes, L.F.. "Experimental study of friction in sheet metal forming". Wear 271 9-10 (2011): 1651-1657. http://www.scopus.com/inward/record.url?eid=2-s2.0-79960673357&partnerID=MN8TOARS.
    10.1016/j.wear.2011.02.020
  93. Fernandes, F.; Lopes, B.; Cavaleiro, A.; Ramalho, A.; Loureiro, A.. "Effect of arc current on microstructure and wear characteristics of a Ni-based coating deposited by PTA on gray cast iron". Surface and Coatings Technology 205 16 (2011): 4094-4106. http://www.scopus.com/inward/record.url?eid=2-s2.0-79953190713&partnerID=MN8TOARS.
    10.1016/j.surfcoat.2011.03.008
  94. Ramalho, A.; Rodríguez, J.; Rico, A.. "Microabrasion resistance of nanostructured plasma-sprayed coatings". International Journal of Surface Science and Engineering 5 4 (2011): 250-260. http://www.scopus.com/inward/record.url?eid=2-s2.0-84857336086&partnerID=MN8TOARS.
    10.1504/IJSURFSE.2011.044275
  95. Pereira, C.; Ramalho, A.; Ambrósio, J.. "Conformal cylindrical contact force model verification using a finite element analysis". Proceedings of the 13th International Conference on Civil, Structural and Environmental Engineering Computing (2011): http://www.scopus.com/inward/record.url?eid=2-s2.0-84858393766&partnerID=MN8TOARS.
  96. Pereira, C.M.; Ramalho, A.L.; Ambrósio, J.A.. "A critical overview of internal and external cylinder contact force models". Nonlinear Dynamics 63 4 (2011): 681-697. http://www.scopus.com/inward/record.url?eid=2-s2.0-79952002106&partnerID=MN8TOARS.
    10.1007/s11071-010-9830-3
  97. Ramalho, A.; Oliveira, M.C.; Menezes, L.F.. "Sliding Friction: Global Versus Local Analysis". Friction, Wear and Wear Protection: International Symposium on Friction, Wear and Wear Protection 2008 Aachen, Germany (2011): 165-170. http://www.scopus.com/inward/record.url?eid=2-s2.0-84885532890&partnerID=MN8TOARS.
    10.1002/9783527628513.ch19
  98. Pereira, C.; Flores, P.; Ramalho, A.; Ambrósio, J.. "The influence of contact model, friction and lubrication on the dynamics of cylindrical clearance joints". Civil-Comp Proceedings 93 (2010): http://www.scopus.com/inward/record.url?eid=2-s2.0-84893829339&partnerID=MN8TOARS.
  99. Pereira, F.I.; Oliveira, M.C.; Ramalho, A.; Alves, J.L.; Menezes, L.F.; Padmanabhan, R.. "Finite element analysis on the influence of material mechanical properties in local contact conditions". International Journal of Material Forming 3 SUPPL. 1 (2010): 139-142. http://www.scopus.com/inward/record.url?eid=2-s2.0-78651547638&partnerID=MN8TOARS.
    10.1007/s12289-010-0726-z
  100. Pereira, C.M.; Ambrósio, J.A.; Ramalho, A.L.. "A methodology for the generation of planar models for multibody chain drives". Multibody System Dynamics 24 3 (2010): 303-324. http://www.scopus.com/inward/record.url?eid=2-s2.0-80055008052&partnerID=MN8TOARS.
    10.1007/s11044-010-9207-x
  101. Ramalho, A.. "A reliability model for friction and wear experimental data". Wear 269 3-4 (2010): 213-223. http://www.scopus.com/inward/record.url?eid=2-s2.0-77955566791&partnerID=MN8TOARS.
    10.1016/j.wear.2010.03.023
  102. Morán, M.C.; Baptista, F.R.; Ramalho, A.; Miguel, M.G.; Lindman, B.. "DNA gel nanoparticles: Preparation and controlling the size". Soft Matter 5 13 (2009): 2538-2542. http://www.scopus.com/inward/record.url?eid=2-s2.0-70349275278&partnerID=MN8TOARS.
    10.1039/b822169c
  103. Morán, M.C.; Pais, A.A.C.C.; Ramalho, A.; Miguel, M.G.; Lindman, B.. "Mixed protein carriers for modulating DNA release". Langmuir 25 17 (2009): 10263-10270. http://www.scopus.com/inward/record.url?eid=2-s2.0-69949114006&partnerID=MN8TOARS.
    10.1021/la901071v
  104. Amaro, A.M.; Antunes, F.V.; Ramalho, A.. "Influence of ply sequence on the elastic properties of laminated composites". Advanced Composites Letters 18 5 (2009): 157-161. http://www.scopus.com/inward/record.url?eid=2-s2.0-77149157827&partnerID=MN8TOARS.
  105. Ramalho, A.; Kapsa, Ph.; Bouvard, G.; Abry, J.-C.; Yoshida, T.; Charpentier, M.; Bourgeois, M.. "Effect of temperatures up to 400 °C on the impact-sliding of valve-seat contacts". Wear 267 5-8 (2009): 777-780. http://www.scopus.com/inward/record.url?eid=2-s2.0-65949117042&partnerID=MN8TOARS.
    10.1016/j.wear.2008.12.081
  106. Antunes, P.V.; Ramalho, A.. "Influence of pH values and aging time on the tribological behaviour of posterior restorative materials". Wear 267 5-8 (2009): 718-725. http://www.scopus.com/inward/record.url?eid=2-s2.0-65749084685&partnerID=MN8TOARS.
    10.1016/j.wear.2008.12.054
  107. Ramalho, A.. "A geometrical model to predict the wear evolution of coated surfaces". Wear 264 9-10 (2008): 775-780. http://www.scopus.com/inward/record.url?eid=2-s2.0-39149124147&partnerID=MN8TOARS.
    10.1016/j.wear.2006.12.076
  108. Antunes, F.; Ramalho, A.; Ferreira, J.A.M.; Capela, C.; Reis, P.. "Determination of elastic properties by resonant technique: A sensitivity analysis". Journal of Testing and Evaluation 36 1 (2008): 89-99. http://www.scopus.com/inward/record.url?eid=2-s2.0-38549135459&partnerID=MN8TOARS.
  109. Silva, C.L.; Pereira, J.C.; Ramalho, A.; Pais, A.A.C.C.; Sousa, J.J.S.. "Films based on chitosan polyelectrolyte complexes for skin drug delivery: Development and characterization". Journal of Membrane Science 320 1-2 (2008): 268-279. http://www.scopus.com/inward/record.url?eid=2-s2.0-48549091594&partnerID=MN8TOARS.
    10.1016/j.memsci.2008.04.011
  110. Carrilho, E.V.P.; Paula, A.; Tomaz, J.; Gonçalves, D.; Ramalho, A.. "Aims: To assess the effect of 10% carbamide peroxide and 25% hydrogen peroxide activated by an LED lamp, on the morphology of the enamel surface and to compare the effect of the two treatments,Estudo com microscópio electrónico de varrimento, das alterações morfológicas da superfície do esmalte, após tratamento com dois sistemas de branqueamento". Revista Portuguesa de Estomatologia, Medicina Dentaria e Cirurgia Maxilofacial 48 4 (2007): 205-212. http://www.scopus.com/inward/record.url?eid=2-s2.0-84871641624&partnerID=MN8TOARS.
    10.1016/S1646-2890(07)70072-9
  111. Ramalho, A.; Antunes, P.V.. "Reciprocating wear test of dental composites against human teeth and glass". Wear 263 7-12 SPEC. (2007): 1095-1104. http://www.scopus.com/inward/record.url?eid=2-s2.0-34548049306&partnerID=MN8TOARS.
    10.1016/j.wear.2007.01.086
  112. Ramalho, A.; Miranda, J.C.. "Tribological characterization of electroless NiP coatings lubricated with biolubricants". Wear 263 1-6 SPEC. (2007): 592-597. http://www.scopus.com/inward/record.url?eid=2-s2.0-34548263756&partnerID=MN8TOARS.
    10.1016/j.wear.2006.10.027
  113. Ramalho, A.; Silva, C.L.; Pais, A.A.C.C.; Sousa, J.J.S.. "In vivo friction study of human skin: Influence of moisturizers on different anatomical sites". Wear 263 7-12 SPEC. (2007): 1044-1049. http://www.scopus.com/inward/record.url?eid=2-s2.0-34548017871&partnerID=MN8TOARS.
    10.1016/j.wear.2006.11.051
  114. Ramalho, A.; Miranda, J.C.. "The relationship between wear and dissipated energy in sliding systems". Wear 260 4-5 (2006): 361-367. http://www.scopus.com/inward/record.url?eid=2-s2.0-32144444884&partnerID=MN8TOARS.
    10.1016/j.wear.2005.02.121
  115. Ramalho, A.; Silva, C.L.; Pais, A.A.C.C.; Sousa, U.S.. "In vivo friction study of human palmoplantar skin against glass". Tribologia 25 3 (2006): 14-23. http://www.scopus.com/inward/record.url?eid=2-s2.0-33750916874&partnerID=MN8TOARS.
  116. Ramalho, A.; Merstallinger, A.; Cavaleiro, A.. "Fretting behaviour of W-Si coated steels in vacuum environments". Wear 261 1 (2006): 79-85. http://www.scopus.com/inward/record.url?eid=2-s2.0-33746914325&partnerID=MN8TOARS.
    10.1016/j.wear.2005.09.025
  117. Braga, D.; Ramalho, A.; Silva, P.N.; Cavaleiro, A.. "Study of abrasion resistance of steels by micro-scale tests". Materials Science Forum 514-516 PART 1 (2006): 544-548. http://www.scopus.com/inward/record.url?eid=2-s2.0-37849038547&partnerID=MN8TOARS.
  118. Ramalho, A.; Vale Antunes, P.; De Braga Carvalho, M.D.; Gil, H.; Rocha, J.. "Mechanical properties of particle reinforced resin composites". Materials Science Forum 514-516 PART 1 (2006): 619-623. http://www.scopus.com/inward/record.url?eid=2-s2.0-37849040405&partnerID=MN8TOARS.
  119. Gaspar, M.C.; Ramalho, A.; Cavaleiro, A.. "Effect of the substrate on the fretting wear of sputtered W-Si-N coatings against steel". Proceedings of the World Tribology Congress III - 2005 (2005): 413-414. http://www.scopus.com/inward/record.url?eid=2-s2.0-33144464789&partnerID=MN8TOARS.
  120. Antunes, P.V.; Ramalho, A.. "Fretting behaviour of glass-fibre-reinforced polypropylene composite against 2024 Al alloy". Tribology International 38 4 (2005): 363-379. http://www.scopus.com/inward/record.url?eid=2-s2.0-12344321722&partnerID=MN8TOARS.
    10.1016/S0301-679X(03)00009-4
  121. Ramalho, A.. "Micro-scale abrasive wear of coated surfaces-prediction models". Surface and Coatings Technology 197 2-3 (2005): 358-366. http://www.scopus.com/inward/record.url?eid=2-s2.0-18944374373&partnerID=MN8TOARS.
    10.1016/j.surfcoat.2004.12.024
  122. Gomes, J.R.; Ramalho, A.; Gaspar, M.C.; Carvalho, S.F.. "Reciprocating wear tests of Al-Si/SiCp composites: A study of the effect of stroke length". Wear 259 1-6 (2005): 545-552. http://www.scopus.com/inward/record.url?eid=2-s2.0-23044446351&partnerID=MN8TOARS.
    10.1016/j.wear.2005.02.088
  123. Ramalho, A.; Miranda, J.C.. "Friction and wear of electroless NiP and NiP + PTFE coatings". Wear 259 7-12 (2005): 828-834. http://www.scopus.com/inward/record.url?eid=2-s2.0-19944392930&partnerID=MN8TOARS.
    10.1016/j.wear.2005.02.052
  124. Ramalho, A.; Antunes, P.V.. "Reciprocating wear test of dental composites: Effect on the antagonist". Wear 259 7-12 (2005): 1005-1011. http://www.scopus.com/inward/record.url?eid=2-s2.0-19944400120&partnerID=MN8TOARS.
    10.1016/j.wear.2005.02.067
  125. Antunes, P.V.; Ramalho, A.. "Mechanical characterization of dental restorative composite materials". Materials Science Forum 455-456 (2004): 393-397. http://www.scopus.com/inward/record.url?eid=2-s2.0-17044455027&partnerID=MN8TOARS.
  126. Ramalho, A.. "Micro-scale abrasive wear test of thin coated cylindrical surfaces". Tribology Letters 16 1-2 (2004): 133-142. http://www.scopus.com/inward/record.url?eid=2-s2.0-1542350563&partnerID=MN8TOARS.
  127. Gaspar, M.C.; Ramalho, A.; Cavaleiro, A.. "Fretting wear of sputtered W-Si-N coatings against steel". Materials Science Forum 455-456 (2004): 510-514. http://www.scopus.com/inward/record.url?eid=2-s2.0-3142706512&partnerID=MN8TOARS.
  128. Antunes, P.V.; Ramalho, A.. "Study of abrasive resistance of composites for dental restoration by ball-cratering". Wear 255 7-12 (2003): 990-998. http://www.scopus.com/inward/record.url?eid=2-s2.0-0042063908&partnerID=MN8TOARS.
    10.1016/S0043-1648(03)00150-9
  129. Ramalho, A.; Celis, J.-P.. "Fretting laboratory tests: Analysis of the mechanical response of test rigs". Tribology Letters 14 3 (2003): 187-196. http://www.scopus.com/inward/record.url?eid=2-s2.0-2642544462&partnerID=MN8TOARS.
    10.1023/A:1022368414455
  130. Gaspar, M.C.; Ramalho, A.; Cavaleiro, A.. "Effect of the counterface material on the fretting behaviour of sputtered W-Si-N coatings". Wear 255 1-6 (2003): 276-286. http://www.scopus.com/inward/record.url?eid=2-s2.0-0042629808&partnerID=MN8TOARS.
    10.1016/S0043-1648(03)00265-5
  131. Gaspar, M.C.; Ramalho, A.. "Fretting behaviour of galvanised steel". Wear 252 3-4 (2002): 199-209. http://www.scopus.com/inward/record.url?eid=2-s2.0-0036465226&partnerID=MN8TOARS.
    10.1016/S0043-1648(01)00874-2
  132. Ramalho, A.. "Effect of the dynamic response of fretting devices on test results". TriboTest 9 1 (2002): 3-11. http://www.scopus.com/inward/record.url?eid=2-s2.0-0036751641&partnerID=MN8TOARS.
  133. Ramalho, A.; Celis, J.-P.. "High temperature fretting behaviour of plasma vapour deposition TiN coatings". Surface and Coatings Technology 155 2-3 (2002): 169-175. http://www.scopus.com/inward/record.url?eid=2-s2.0-0037124998&partnerID=MN8TOARS.
    10.1016/S0257-8972(02)00045-2
  134. Ramalho, A.; Costa, J.D.M.; Ferreira, J.A.M.; Capela, C.. "Fracture toughness and wear analysis of PMMA/SiO2 acrylic casting dispersions". Key Engineering Materials 230-232 (2002): 222-225. http://www.scopus.com/inward/record.url?eid=2-s2.0-18744433477&partnerID=MN8TOARS.
  135. Costa, J.D.; Ferreira, J.M.; Ramalho, A.L.. "Fatigue and fretting fatigue of ion-nitrated 34CrNiMo6 steel". Theoretical and Applied Fracture Mechanics 35 1 (2001): 69-79. http://www.scopus.com/inward/record.url?eid=2-s2.0-0035103982&partnerID=MN8TOARS.
    10.1016/S0167-8442(00)00050-1
  136. Miranda, J.C.; Ramalho, A.. "Abrasion resistance of thermal sprayed composite coatings with a nickel alloy matrix and a WC hard phase. Effect of deposition technique and re-melting". Tribology Letters 11 1 (2001): 37-48. http://www.scopus.com/inward/record.url?eid=2-s2.0-0042282648&partnerID=MN8TOARS.
    10.1023/A:1016692304440
  137. Antunes, F.V.; Ramalho, A.; Ferreira, J.M.. "Identification of fatigue crack propagation modes by means of roughness measurements". International Journal of Fatigue 22 9 (2000): 781-788. http://www.scopus.com/inward/record.url?eid=2-s2.0-0034291126&partnerID=MN8TOARS.
    10.1016/S0142-1123(00)00048-7
  138. Ramalho, A.; Correia, L.M.; Costa, J.D.. "Fretting fatigue of zinc coated low carbon steel EN H320 M". Tribology International 33 11 (2000): 761-768. http://www.scopus.com/inward/record.url?eid=2-s2.0-0034320918&partnerID=MN8TOARS.
    10.1016/S0301-679X(00)00119-5
  139. Julião, Jorge; Ramalho, Amílcar. "Projecto de Correntes de Rolos com Base nas Curvas de Alongamento". Revista Iberoamericana de Ingeniería Mecánica 3 1 (1999): 3-20.
    Published
  140. Tadeu, A.J.B.; António, J.M.P.; Ramalho, A.. "Evaluation of dynamic properties of a steel beam and a plate using an impact hammer". Archives of Civil Engineering 45 3 (1999): 505-519. http://www.scopus.com/inward/record.url?eid=2-s2.0-0343628830&partnerID=MN8TOARS.
  141. Ramalho, A.; Fayeulle, S.; Vieira, M.T.. "The role of interfacial films in the friction and wear properties of W-Co-C sputtered coatings". Thin Solid Films 254 1-2 (1995): 131-138. http://www.scopus.com/inward/record.url?eid=2-s2.0-0029230318&partnerID=MN8TOARS.
    10.1016/0040-6090(94)06249-K
  142. Ramalho, A.; Cavaleiro, A.; Miranda, A.S.; Vieira, M.T.. "Failure modes observed on worn surfaces of W-C-Co sputtered coatings". Surface and Coatings Technology 62 1-3 (1993): 536-542. http://www.scopus.com/inward/record.url?eid=2-s2.0-0027879272&partnerID=MN8TOARS.
    10.1016/0257-8972(93)90296-Z
  143. Ramalho, A.; Vieira, M.T.; Miranda, A.S.. "Tribological behaviour of W-C-Co coatings". Journal of Materials Processing Tech. 31 1-2 (1992): 225-234. http://www.scopus.com/inward/record.url?eid=2-s2.0-0026869938&partnerID=MN8TOARS.
    10.1016/0924-0136(92)90023-L
  144. Marques Cardoso, A.J.; Saraiva, E.S.; Sousa Mateus, M.L.; Ramalho, A.L.. "On-line detection of airgap eccentricity in 3-phase induction motors, by Park's Vector approach". IEE Conference Publication 341 (1991): 61-66. http://www.scopus.com/inward/record.url?eid=2-s2.0-0026370158&partnerID=MN8TOARS.
Preprint
  1. Luís Vilhena; Amílcar Ramalho. "Effect of Protein (BSA) Content on the Frictional Behaviour of Soft Contact Lenses Using a Dynamic Oscillating Tribometer". 2024. https://doi.org/10.20944/preprints202404.0836.v1.
    10.20944/preprints202404.0836.v1

Other

Other output
  1. Improving the Tribological Behaviour by Strain Hardening Pre-Treatment of CoCrMo Alloy. 2024. Vilhena, L.; Ramalho, A.; Neto, D.; Coutinho, G.. http://www.scopus.com/inward/record.url?eid=2-s2.0-85183822649&partnerID=MN8TOARS.
    10.2139/ssrn.4692071
  2. Assessment of Friction in Aged Soft Contact Lenses by an Innovative Method. 2023. Vilhena, L.V.; Ramalho, A.. http://www.scopus.com/inward/record.url?eid=2-s2.0-85162716575&partnerID=MN8TOARS.
    10.2139/ssrn.4479929
  3. Synergic Effect of Tmd Coating on Textured Steel Using Micro-Edm Technique. 2023. Sharma, P.; Mahadeshwara, M.R.; Vilhena, L.; Richhariya, V.; Silva, F.; Ramalho, A.; Carvalho, S.; Cavaleiro, A.. http://www.scopus.com/inward/record.url?eid=2-s2.0-85159101535&partnerID=MN8TOARS.
    10.2139/ssrn.4431581
Activities

Supervision

Thesis Title
Role 		Degree Subject (Type)
Institution / Organization
2016/01/01 - 2020/09/30 Desgaste de Implantes de Titânio sob Efeito de Cargas Cíclicas – Estudo do Efeito de Diferentes Materiais e Diferentes Conexões Pilar/Implante
Co-supervisor of Maria Teresa Almeida Guerra Mendes
 Medicina Dentária (PhD)
Universidade de Lisboa Faculdade de Medicina, Portugal
2011/10/01 - 2017/06/12 Influência das propriedades do material do interface na marcha e perceção de dor e conforto de amputados transtibiais
Co-supervisor of Adriana Isabel Rodrigues Cavaco
 Doutoramento em Engenharia Biomédica (PhD)
Universidade de Coimbra, Portugal
2013/09/01 - 2016/10/13 Miguel Alberto Pereira Esteves
Supervisor
 Doutoramento em Engenharia Mecânica (PhD)
Universidade de Coimbra, Portugal
2009/01/01 - 2013/09/30 Comportamento ao fretting de componentes mecânicos. Efeito de filmes depositados por pulverização catódica.
Supervisor of Marcelo Rudolfo Calvete Gaspar
 Doutoramento em Engenharia Mecânica (PhD)
Universidade de Coimbra, Portugal
2008/01/01 - 2012/06/06 Physical-Mechanical characterization of direct restorative dental materials
Supervisor
 Doutoramento em Engenharia Mecânica (PhD)
Universidade de Coimbra, Portugal
2005/01/01 - 2009/06/05 Dynamics of Chain Drives Using a Multibody Approach
Co-supervisor of Cândida Maria dos Santos Pereira
 Doutoramento em Engenharia Mecânica (PhD)
Universidade de Lisboa Instituto Superior Técnico, Portugal
Distinctions

Award

2023 Elsevier top 2% scientists of the world (2022)
Elsevier BV, Netherlands

Stanford University, United States
2022 Elsevier top 2% scientists of the world (2021)
Elsevier BV, Netherlands

Stanford University, United States
2021 Elsevier top 2% scientists of the world (2020)
Stanford University, United States

Elsevier BV, Netherlands