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Delia Schiera. Works in the area(s) of Exact Sciences with emphasis on Mathematics with emphasis on Pure Mathematics.
Identification

Personal identification

Full name
Delia Schiera

Citation names

  • Schiera, Delia

Author identifiers

Ciência ID
8E11-B0F1-8F34
ORCID iD
0000-0002-6095-3634
Google Scholar ID
EW9-bhMAAAAJ
Scopus Author Id
57199646283

Email addresses

  • delia.schiera@tecnico.ulisboa.pt (Professional)

Telephones

Mobile phone
  • (+39) 3341939994 (Professional)

Addresses

  • Av. Rovisco Pais, 1049-001, Lisboa, Lisboa, Portugal (Professional)
  • Avenida Padre Manuel da Nóbrega 20, 2° esquerdo, 1000-225, Lisboa, Lisboa, Portugal (Personal)

Knowledge fields

  • Exact Sciences - Mathematics - Pure Mathematics

Languages

Language Speaking Reading Writing Listening Peer-review
Italian (Mother tongue)
English Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1)
Portuguese Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1)
Education
Degree Classification
2016/10/01 - 2019/12/16
Concluded
 PhD in Computer Science and Computational Mathematics (Dottorato di Ricerca)
Major in Pure Mathematics (Nonlinear Analysis, Partial Differential Equations)
Università degli Studi dell'Insubria, Italy
"Existence, non existence and uniqueness results for higher order elliptic systems" (THESIS/DISSERTATION)
 Final Grade: Approved cum laude
2014/09/01 - 2016/09/23
Concluded
 Master Degree in Mathematics (Laurea Magistrale)
Major in Mathematics
Università degli Studi dell'Insubria, Italy
"Hamiltonian elliptic systems of PDE" (THESIS/DISSERTATION)
 Final Grade: 110/110 cum laude
2011/09/01 - 2014/10/09
Concluded
 Bachelor Degree in Mathematics (Laurea)
Major in Mathematics
Università degli Studi dell'Insubria, Italy
"Classificazione delle curve regolari, chiuse nel piano (Classification of regular, closed curves in the plane)" (THESIS/DISSERTATION)
 Final Grade: 110/110 cum laude
Affiliation

Science

Category
Host institution 		Employer
2021 - 2027 Researcher (Research) Universidade de Lisboa Instituto Superior Técnico, Portugal
2020 - 2021 Postdoc (Research) Università degli Studi di Roma La Sapienza Dipartimento di Matematica Guido Castelnuovo, Italy
2020 - 2020 Postdoc (Research) Università degli Studi della Campania Luigi Vanvitelli, Italy
2018/03/12 - 2018/06/07 Visiting Researcher (Research) Pontifícia Universidade Católica do Rio de Janeiro, Brazil
Pontifícia Universidade Católica do Rio de Janeiro, Brazil

Others

Category
Host institution 		Employer
2016/10/01 - 2019/12/16 PhD fellow Università degli Studi dell'Insubria, Italy
Projects

Grant

Designation Funders
2021 - Current Nonlinear Dispersive and Elliptic Systems NoDES
PTDC/MAT-PUR/1788/2020
Researcher
Universidade de Lisboa Centro de Análise Matemática Geometria e Sistemas Dinâmicos, Portugal
 Fundação para a Ciência e a Tecnologia
2025/01 - 2025/12 Critical and limiting phenomena in nonlinear elliptic systems
INdAM research project 2025, Coordinator: Giulio Romani
Researcher
Istituto Nazionale di Alta Matematica Francesco Severi, Italy
2020 - 2022 Vain-Hopes
Vain-Hopes
Researcher
Università degli Studi della Campania "L. Vanvitelli"., Italy
2020 - 2020 A tour on nonlinear world via variational methods
INdAM research project 2020, Coordinator: Cristina Tarsi
Researcher
Istituto Nazionale di Alta Matematica Francesco Severi, Italy
2019 - 2019 Nonlinear equations and sharp limiting inequalities
INdAM research project 2019, Coordinator: Federica Sani
Researcher
Istituto Nazionale di Alta Matematica Francesco Severi Gruppo Nazionale per l'Analisi Matematica la Probabilita e le loro Applicazioni, Italy
Istituto Nazionale di Alta Matematica Francesco Severi Gruppo Nazionale per l'Analisi Matematica la Probabilita e le loro Applicazioni
Concluded
2018 - 2018 Nonlinear PDE’s and Geometric Analysis
INdAM research project 2018, Coordinator: Marta Calanchi
Researcher
Istituto Nazionale di Alta Matematica Francesco Severi Gruppo Nazionale per l'Analisi Matematica la Probabilita e le loro Applicazioni, Italy
Istituto Nazionale di Alta Matematica Francesco Severi Gruppo Nazionale per l'Analisi Matematica la Probabilita e le loro Applicazioni
Concluded

Contract

Designation Funders
2021 - 2027 Junior Researcher CEEC Individual
2020.02540.CEECIND/CP1587/CT0008
Researcher
Universidade de Lisboa Centro de Análise Matemática Geometria e Sistemas Dinâmicos, Portugal
 Fundação para a Ciência e a Tecnologia
2016/10/01 - 2019/09/30 PhD fellowship
PhD fellowship (PhD in Computer Science and Computational Mathematics, Università degli Studi dell'Insubria)
PhD Student Fellow
Università degli Studi dell'Insubria, Italy
Concluded
Outputs

Publications

Journal article
  1. Benedetta Pellacci; Giovanni Pisante; Delia Schiera. "Spectral optimization for weighted anisotropic problems with Robin conditions". Journal of Differential Equations 378 (2024): 303-338. https://doi.org/10.1016/j.jde.2023.09.030.
    10.1016/j.jde.2023.09.030
  2. Delia Schiera. "A family of nonlocal degenerate operators: maximum principles and related properties". Nonlinear Differ. Equ. Appl. 31 1 (2024):
    10.1007/s00030-023-00892-6
  3. Angela Pistoia; Delia Schiera; Hugo Tavares. "Existence of solution on the critical hyperbola for a pure Lane-Emden system with Neumann boundary conditions". Int. Math. Res. Not. IMRN 2024 1 (2024): 745-803. https://doi.org/10.1093/imrn/rnad145.
  4. Ederson Moreira dos Santos; Gabrielle Nornberg; Delia Schiera; Hugo Tavares. "Principal spectral curves for Lane–Emden fully nonlinear type systems and applications". Calculus of Variations and Partial Differential Equations 62 2 (2023): http://dx.doi.org/10.1007/s00526-022-02386-2.
    10.1007/s00526-022-02386-2
  5. Schiera, Delia. "A detour on a class of nonlocal degenerate operators". Bruno Pini Mathematical Analysis Seminar (2023):
    Published • https://doi.org/10.6092/issn.2240-2829/17272
  6. Isabeau Birindelli; Giulio Galise; Delia Schiera. "Maximum principles and related problems for a class of nonlocal extremal operators". Annali di Matematica Pura ed Applicata (1923 -) 201 5 (2022): 2371-2412. http://dx.doi.org/10.1007/s10231-022-01203-z.
    10.1007/s10231-022-01203-z
  7. Liliane Maia; Benedetta Pellacci; Delia Schiera. "Symmetric positive solutions to nonlinear Choquard equations with potentials". Calculus of Variations and Partial Differential Equations 61 2 (2022): http://dx.doi.org/10.1007/s00526-021-02169-1.
    10.1007/s00526-021-02169-1
  8. Liliane Maia; Benedetta Pellacci; Schiera, Delia. "Positive bound states to nonlinear Choquard equations in the presence of nonsymmetric potentials". Minimax Theory Appl. 7 2 (2022):
    Published
  9. Daniele Cassani; Delia Schiera. "Uniqueness results for higher order Lane-Emden systems". Nonlinear Analysis 198 (2020): 111871-111871. http://dx.doi.org/10.1016/j.na.2020.111871.
    10.1016/j.na.2020.111871
  10. Nornberg, Gabrielle; Schiera, Delia; Sirakov, Boyan. "A priori estimates and multiplicity for systems of elliptic PDE with natural gradient growth". Discrete & Continuous Dynamical Systems - A (2020): http://dx.doi.org/10.3934/dcds.2020128.
    Published • 10.3934/dcds.2020128
  11. Schiera, Delia. "Existence of solutions to higher order Lane–Emden type systems". Nonlinear Analysis 168 (2018): 130-153. http://dx.doi.org/10.1016/j.na.2017.11.011.
    Published • 10.1016/j.na.2017.11.011
  12. Schiera, Delia. "Existence and non-existence results for variational higher order elliptic systems". Discrete & Continuous Dynamical Systems - A 38 10 (2018): 5145-5161. http://dx.doi.org/10.3934/dcds.2018227.
    Published • 10.3934/dcds.2018227
Preprint
  1. Pistoia, Angela; Schiera, Delia. "On a critical Hamiltonian system with Neumann boundary conditions". 2024. arXiv:2407.00794.
  2. Saldaña, Alberto; Schiera, Delia; Tavares, Hugo. "On least energy solutions to a pure Neumann Lane-Emden system: convergence, symmetry breaking, and multiplicity". 2024. https://arxiv.org/abs/2412.09512.
Thesis / Dissertation
  1. Schiera, Delia. "Existence, non existence and uniqueness results for higher order elliptic systems". PhD, Università degli Studi dell'Insubria, 2019. http://hdl.handle.net/10277/884.
Activities

Oral presentation

Presentation title Event name
Host (Event location)
2025/01/23 On a pure Neumann Lane-Emden system: existence, convergence, and related results If on a winter’s day a PDE
RISM, Varese
2024 On a Lane–Emden system with Neumann boundary conditions and critical nonlin- earities ONE 2024 – a One-day meeting in Nonlinear differential Equations
Università degli Studi di Bari
2024 Maximum principles and related problems for a class of nonlocal extremal operators
Università degli Studi di Roma La Sapienza, Dipartimento di Scienze di Base e Applicate per l’Ingegneria SBAI
2024 Spectral optimization for weighted anisotropic problems with Robin conditions Italian Japanese Nonlinear Days
Università degli Studi di Milano
2024 A weighted anisotropic spectral optimization problem arising in population dynamic
Universidade de Aveiro, Departamento de Matemática
2024 On a critical Lane–Emden system with Neumann boundary conditions PDEs in Tenerife: from theory to applications
Universidad de La Laguna, Tenerife, Spain
2024 On least-energy solutions to a pure Neumann Lane-Emden system CMUC Analysis Seminar
Universidade de Coimbra, Departamento de Matemática
2023 Spectral optimization for weighted anisotropic problems with Robin conditions RISM congress "Analysis and PDEs"
Riemann International School of Mathematics, Varese
2023 Existence of solutions on the critical hyperbola for a pure Lane–Emden system with Neumann boundary conditions XII Workshop on Nonlinear Differential Equations
Universidade de Brasília, Brazil
2022 Symmetric positive solutions to nonlinear Choquard equations with potentials 14th Summer Workshop in Mathematics
Universidade de Brasília
2022 Positive solutions to a nonlinear Choquard equation with symmetry Lisbon WADE Seminars
Instituto Superior Técnico, Universidade de Lisboa
2022 Principal spectral curves for Lane–Emden fully nonlinear type systems and appli- cations Summer School in Analysis and PDEs
Università degli Studi della Campania "L. Vanvitelli", Caserta
2022 Principal spectral curves for Lane–Emden fully nonlinear type systems and applica- tions Three Nonlinear Days in Coimbra, a CAMGSD – CMUC Workshop in Nonlinear Analysis
Universidade de Coimbra
2022 Maximum principles and related problems for a class of nonlocal extremal operators Nonlocal and Nonlinear PDEs at the University of Bologna
Università di Bologna, Dipartimento di Matematica
2022 Maximum principles and related problems for a class of nonlocal extremal operators 8th Workshop on Analysis and PDEs,
Universidade Federal de Sergipe, Departamento de Matemática
2022 Existence of solutions on the critical hyperbola for a pure Lane–Emden system with Neumann boundary conditions
Universidad de Chile, Centro de Modelamiento Matemático, Facultad de Ciencias Físicas y Matemáticas
2021 Symmetric positive solutions to nonlinear Choquard equations with potentials PDEs web seminars
Universidad de Chile, Centro de Modelamiento Matemático, Facultad de Ciencias Físicas y Matemáticas
2020 A priori estimates and multiplicity for systems of elliptic PDE with natural gradient growth
Università degli Studi di Roma La Sapienza, Dipartimento di Matematica.
2019 Higher order Lane-Emden type systems 11th Brazilian-Italian Workshop on Nonlinear Differential Equations
RISM, Varese
2018 Higher order Lane-Emden type systems Analysis Seminar
Università degli Studi di Milano, Dipartimento di Matematica.
2018 Higher order Lane-Emden type systems
Università degli Studi di Milano Bicocca, Dipartimento di Matematica.

Event organisation

Event name
Type of event (Role) 		Institution / Organization
2025/02 - Current Organizer of the series of seminars Lisbon WADE https://wade.ulisboa.pt/, Instituto Superior Técnico. (2025/02)
Seminar (Member of the Organising Committee)
2024 - Current Organizer of the series of seminars Lisbon Young Researchers Seminars, https://young.math.tecnico.ulisboa.pt/, Instituto Superior Técnico. (2024)

Association member

Society Organization name Role
2017 - Current GNAMPA (Gruppo Nazionale per l’Analisi Matematica, la Probabilità e le loro Applicazioni) – INdAM (Istituto Nazionale di Alta Matematica)

Course / Discipline taught

Academic session Degree Subject (Type) Institution / Organization
2023 - 2024 Chair teaching (co-chair: Prof. Simão Correia), "Topics in Differential Equations and Dynamical Systems" (Main topics: variational methods for semilinear elliptic problems, regularity theory, maximum principles) Topics in Differential Equations and Dynamical Systems (Mestrado) Universidade de Lisboa Instituto Superior Técnico, Portugal
2020 - 2021 Chair teaching (co-chair: Prof. Raffaela Capitanelli), "Istituzioni di Matematica 1" (Main topics: Riemann integral, matrices, linear systems, analytic geometry in the plane) Istituzioni di Matematica 1 (Bachelor) Università degli Studi di Roma La Sapienza Facoltà di Architettura, Italy
2016/10 - 2017/02 Teaching assistant (Main duties: teaching tutorials and review sessions, tutoring for students) "Analisi Matematica III", Undergraduate course in the Mathematics Program (Main topics: ODE, normed and metric spaces, power series, differential forms), Chair: Prof. E. Casini Università degli Studi dell'Insubria, Italy
2015/10 - 2016/02 Teaching assistant (Main duties: teaching tutorials and review sessions, tutoring for students) "Analisi Matematica III", Undergraduate course in the Mathematics Program (Main topics: ODE, normed and metric spaces, power series, differential forms), Chair: Prof. A. G. Setti Università degli Studi dell'Insubria, Italy
2015/02 - 2015/07 Teaching assistant (Main duties: teaching tutorials and review sessions, tutoring for students) "Geometria II", Undergraduate course in the Mathematics Program (Main topics: differentiable curves and surfaces), Chair: Prof. S. Pigola Università degli Studi dell'Insubria, Italy

Mentoring / Tutoring

Topic Student name
2025/03 - Current Master thesis Pedro Miguel Gonçalves Alves Martins
2025/01 - 2025/04 Supervisor of PhD internship in Portugal Pablo dos Santos Corrêa Junior
2024 - 2024 Project preliminary to the master thesis Pedro Miguel Gonçalves Alves Martins

Scientific expedition

Activity description Institution / Organization
2024/02/12 - 2024/02/16 Visiting researcher, Università degli Studi della Campania "L. Vanvitelli", Dipartimento di Matematica e Fisica, Caserta, Italy.
2024/02/06 - 2024/02/09 Visiting researcher, Università degli Studi di Roma "La Sapienza", Dipartimento di Scienze di Base e Applicate per l’Ingegneria SBAI, Roma, Italy.
2022/11/26 - 2022/12/11 Visiting researcher, Universidad de Chile, Centro de Modelamiento Matemático, Facultad de Ciencias Físicas y Matemáticas, Santiago, Chile.
2022/09/14 - 2022/09/24 Visiting researcher, Università degli Studi di Roma "La Sapienza", Dipartimento di Scienze di Base e Applicate per l’Ingegneria SBAI, Roma, Italy.
2018/03/12 - 2018/06/07 Visiting PhD student, PUC - Pontifícia Universidade Católica do Rio de Janeiro, Departamento de Matemática, Rio de Janeiro, Brazil.
Distinctions

Other distinction

2021 Winner of the Scientific Employment Stimulus - Individual Call (Concurso Estímulo ao Emprego Científico CEEC Individual), 3rd Edition
Fundação para a Ciência e a Tecnologia, Portugal
2010 Cambridge ESOL First Certificate in English (FCE)
Cambridge English Language Assessment Italy, Italy
2008 Cambridge ESOL Preliminary English Test (PET)
Cambridge English Language Assessment Italy, Italy