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Rui Miguel da Silva Sampaio is a junior researcher with a PhD in materials science and engineering (University of Aveiro), in which he developed electrochemical sensors for monitoring chlorides and pH in reinforced concrete structures, considering the industry requirements for such critical applications. During the post-doctoral period at Instituto Superior Técnico, the focus has been on the design and electrochemical fabrication of electroactive materials for high-power electrochemical energy storage. He published 13 papers in international peer-reviewed journals, participated in 13 oral communications (5 as a presenter), and 2 posters at international conferences. He coordinated 7 events of scientific and technological dissemination. He has an h-index equal to 6, with 114 citations (from Scopus).
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Identification

Personal identification

Full name
Rui Miguel da Silva Sampaio

Citation names

  • Sampaio, Rui
  • R. S. Sampaio

Author identifiers

Ciência ID
DF11-88AC-23FF
ORCID iD
0000-0002-5024-3006
Scopus Author Id
57205605977

Email addresses

  • kruder@hotmail.com (Personal)

Addresses

  • Rua dos Sapadores, 57, 2°, 1170-339, Graça, Lisboa, Portugal (Personal)

Knowledge fields

  • Engineering and Technology - Materials Engineering
  • Exact Sciences - Chemical Sciences - Electrochemistry
  • Engineering and Technology - Environmental Engineering

Languages

Language Speaking Reading Writing Listening Peer-review
Portuguese (Mother tongue)
English Intermediate (B1) Intermediate (B1) Intermediate (B1) Intermediate (B1)
Spanish; Castilian Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1)
Education
Degree Classification
2017/04/21 - 2021/09/14
Concluded
 Materials Science and Engineering (Doutoramento)
Major in Electrochemistry
Universidade de Aveiro, Portugal
"Electrochemical sensors for chloride and pH monitoring in reinforced concrete structures" (THESIS/DISSERTATION)
 Approved
Affiliation

Science

Category
Host institution 		Employer
2021/12/01 - Current Postdoc (Research) Universidade de Lisboa Instituto Superior Técnico, Portugal
Corrosion Science and Surface Engineering, Portugal
Projects

Grant

Designation Funders
2022/08/01 - 2023/07/31 LLESA
1018P.05439.1.01
Post-doc Fellow
Universidade de Lisboa Instituto Superior Técnico, Portugal
Ongoing
2021/12/01 - 2022/07/31 SELF HEAL
163-2021
Post-doc Fellow
Associação do Instituto Superior Técnico para a Investigação e Desenvolvimento, Portugal
Concluded
2020/06/01 - 2021/05/31 On-Surf - Mobilizar competências tecnológicas em Engenharia de Superfícies
24521
Research Fellow
Concluded
2017/04/21 - 2020/03/31 LORCENIS
685445
PhD Student Fellow
Universidade de Aveiro CICECO, Portugal
Concluded

Contract

Designation Funders
2024/08/01 - 2026/06/30 New Generation Storage
C644936001-00000045
Researcher
Associação do Instituto Superior Técnico para a Investigação e Desenvolvimento, Portugal
Ongoing
Outputs

Publications

Conference abstract
  1. Teresa Moura e SIlva; Sampaio, Rui; Fatima Montemor, M.. "Double pulse potentiostatic synthesis of MnO2 for electrochemical capacitors". Paper presented in ISEECAP 2020, Bolonha, 2022.
    Published
Conference paper
  1. J. Sobral; Semente, Arcílio; R. S. Sampaio; Silva, T.M.; MONTEMOR, M.F. Corresponding author: J. Sobral. "Determination of supercapacitors’ reliability based on accelerated life tests". Paper presented in 13th IMA International Conference on Modelling in Industrial Maintenance and Reliability (MIMAR 2025), Nancy, 2025.
    Accepted
Journal article
  1. L.D. Chiavassa; R.S. Sampaio; M.F. Montemor. "Electrochemical exfoliation of graphite recovered from spent Li-ion batteries and its reuse as graphene in new electrodes". Sustainable Materials and Technologies (2025): http://dx.doi.org/10.1016/j.susmat.2025.e01713.
    10.1016/j.susmat.2025.e01713
  2. Nishat S. Khan; Maryna Taryba; R.G. Duarte; M.F. Montemor; R.S. Sampaio. "Reuse of graphite from spent lithium-ion batteries: Graphite@MnOx composites for high-performance supercapacitor application". Sustainable Materials and Technologies (2025): http://dx.doi.org/10.1016/j.susmat.2025.e01632.
    10.1016/j.susmat.2025.e01632
  3. R.S. Sampaio; J.P. Correia; T.M. Silva; M.F. Montemor. "New insights into the degradation of pseudocapacitive MnOx under floating". Journal of Energy Storage (2025): http://dx.doi.org/10.1016/j.est.2025.117546.
    10.1016/j.est.2025.117546
  4. João Pedro Lopes do Nascimento; Murilo Oliveira Alves Ferreira; Rogério Valentim Gelamo; Rui Miguel da Silva Sampaio; Natália Bueno Leite Slade; Jéferson Aparecido Moreto; João Carlos Salvador Fernandes. "Corrosion and Solid-State Properties of Nb2O5 coating deposited on Ti-6Al-4V Alloy via DC Reactive Sputtering". Electrochimica Acta (2025): https://doi.org/10.1016/j.electacta.2025.146323.
    10.1016/j.electacta.2025.146323
  5. Pablo Arévalo-Cid; Lorena Alcaraz; R.S. Sampaio; Felix A. López-Gómez; Patrícia A. Carvalho; M.F. Montemor; Marta M. Alves. "Biochar-Ni nanocomposites derived from broccoli as an efficient ecoconscious approach for sustainable supercapacitive materials". Journal of Energy Storage (2025): http://dx.doi.org/10.1016/j.est.2025.115527.
    10.1016/j.est.2025.115527
  6. R.S. Sampaio; C. Gomes; A.C. Bastos; M.G.S. Ferreira. "Effect of ZnAl-NO2 LDH on chloride entrapment and protection of iron reinforcement in mortar samples". Journal of Building Engineering (2024): https://doi.org/10.1016/j.jobe.2024.110535.
    10.1016/j.jobe.2024.110535
  7. Arcílio B.S. Semente; R.S. Sampaio; T.M. Silva; M.F. Montemor. "Electrochemical Growth Optimization of IrOx Films on Stainless Steel as Electrodes for High Performance Supercapacitors". Electrochimica Acta (2024): http://dx.doi.org/10.1016/j.electacta.2024.145421.
    10.1016/j.electacta.2024.145421
  8. Siva Nemala Sankar; João Fernandes; João Rodrigues; Vicente Lopes; Rui M.R. Pinto; K.B. Vinayakumar; Ernesto Placidi; et al. "Sustainable graphene production for solution-processed microsupercapacitors and multipurpose flexible electronics". Nano Energy (2024): http://dx.doi.org/10.1016/j.nanoen.2024.109781.
    10.1016/j.nanoen.2024.109781
  9. R. S. Sampaio; T. M. Silva; M. F. Montemor. "In Situ Ellipsometry and EIS Study of Potentiostatic Synthesis of Pseudocapacitive MnOx". Journal of The Electrochemical Society (2023): https://doi.org/10.1149/1945-7111/ad05e4.
    10.1149/1945-7111/ad05e4
  10. Rui Sampaio; Alexandre Bastos; Mário Ferreira. "New Sensors for Monitoring pH and Corrosion of Embedded Steel in Mortars during Sulfuric Acid Attack". Sensors (2022): https://doi.org/10.3390/s22145356.
    10.3390/s22145356
  11. Zahid Mohammad Mir; Celestino Gomes; A. C. Bastos; Rui Sampaio; Frederico Maia; Claudia Rocha; João Tedim; et al. "The Stability and Chloride Entrapping Capacity of ZnAl-NO2 LDH in High-Alkaline/Cementitious Environment". Corrosion and Materials Degradation (2021): https://www.mdpi.com/2624-5558/2/1/5.
    10.3390/cmd2010005
  12. Celestino Gomes; Zahid Mohammad Mir; Rui Sampaio; A. C. Bastos; João Tedim; Frederico Maia; Claudia Rocha; ferreira m.g.s.. "Use of ZnAl-Layered Double Hydroxide (LDH) to Extend the Service Life of Reinforced Concrete". Materials (2020): https://www.mdpi.com/1996-1944/13/7/1769.
    10.3390/ma13071769
  13. Zahid Mohammad Mir; Daniel Höche; Celestino Gomes; Rui Sampaio; Alexandre C. Bastos; Philippe Maincon; M. G. S. Ferreira; Mikhail L. Zheludkevich. "Enhanced Predictive Modelling of Steel Corrosion in Concrete in Submerged Zone Based on a Dynamic Activation Approach". International Journal of Concrete Structures and Materials 13 1 (2019): http://dx.doi.org/10.1186/s40069-018-0321-0.
    10.1186/s40069-018-0321-0
Activities

Oral presentation

Presentation title Event name
Host (Event location)
2025/10 Mastering materials: Unlocking the future of energy storage 13th Sino-Europe Engineering Education Workshop on Advanced Micro-Materials and Intelligent Design
(Dalian, China)
2025/07 Determination of supercapacitors’ reliability based on accelerated life tests 13th IMA International Conference on Modelling in Industrial Maintenance and Reliability (MIMAR 2025)
(Nancy, France)
2025/06 EIS, photoelectrochemical and ellipsometric study of niobium pentoxide deposited on Ti-6Al-4V alloy by DC reactive sputtering 14th International symposium on Electrochemical Methods in Corrosion Research
(Venice, Italy)
2024/09/03 Characterization of the performance of a C/MnOx asymmetric supercapacitor subjected to long cycling CMD31 - General Conference of the Condensed Matter Division of the European Physical Society
European Physical Society (Braga, Portugal)
2024/05/21 Estudo da síntese potenciostática de MnOx através de elipsometria in-situ e EIS para aplicação em supercondensadores XXVI Congresso SIBAE
SIBAE (Lisbon, Portugal)
2024/05 Caracterização electroquímica, fotoelectroquímica e elipsométrica do filme de pentóxido de nióbio depositado na superficie da liga Ti-6Al-4V para aplicações biomédicas XXVI Congresso SIBAE
(Lisbon, Portugal)
2024/05 Optimização do crescimento electroquímico de filmes de IrOx em aço inoxidável para supercondensadores XXVI Congresso SIBAE
(Lisbon, Portugal)
2022/08/29 Corrosion of reinforced concrete in sulfuric acid: pH monitoring and corrosion attack vs. depth in model mortar samples with embedded electrodes Eurocorr2022 - European Corrosion Congress
(Berlin, Germany)
2022/07/12 Potentiostatic synthesis of MnO2 films for electrochemical capacitors: In-situ ellipsometry and EIS study ISEECap2022 - International Symposium on Enhanced Electrochemical Capacitors
University of Bologna (Bologna, Italy)
2021/03/18 Sensores electroquímicos para monitorização da penetração de cloretos em amostras de argamassa DEGRADA2020 - 4° Encontro Luso-Brasileiro de degradação em estruturas de betão
Universidade de Aveiro (Aveiro, Portugal)
2019/11/10 Use of embedded chemical sensors to monitor the ingress of aggressive agents from the environment into concrete Conference on durable concrete for infrastructure under severe conditions
Ghent University (Ghent, Belgium)
2019/09 Insights on the use of layered double hydroxides (LDH) to extend the durability of reinforced concrete EUROCORR2019
(Sevilha, Spain)
2019/09 An overview on the numerical modelling of self-protection processes in concrete: application to layered double hydroxides Conference on durable concrete for infrastructure under severe conditions
(Ghent, Belgium)
2019/06 The effect of layered double hydroxides (LDH) on the corrosion resistance of reinforcement steel in concrete 11th International Symposium on Electrochemical Impedance Spectroscopy
(Lège-Cap-Ferret, France)

Supervision

Thesis Title
Role 		Degree Subject (Type)
Institution / Organization
2026/01/05 - Current Characterization and Performance of Manganese Oxide-Based Supercapacitors
Supervisor of Alexandre Afonso Costa
 Engenharia e Gestão da Energia (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2024/01/01 - Current Development of functional electrodes from battery recycled metals for application in supercapacitors.
Co-supervisor of Nishat Khan
 Engenharia de Materiais (PhD)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2023 - 2024/12/19 Recuperação de resíduos de reciclagem de baterias para produção de eléctrodos para dispositivos de armazenamento de energia
Co-supervisor of João Gegaloto
 Engenharia Biológica e Química (Master)
Instituto Politécnico de Setúbal, Portugal
2024/01/01 - 2024/12/03 Characterization of the Long-Term Stability of an Asymmetric Prototype of a MnO2 Supercapacitor
Supervisor of Arcílio Semente
 Engenharia e Gestão da Energia (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal

Event participation

Activity description
Type of event 		Event name
Institution / Organization
2024/09/27 - 2024/09/27 Scientific and technological dissemination
Workshop
 Noite Europeia dos Investigadores 2024
Universidade de Lisboa Instituto Superior Técnico, Portugal
2024/04/20 - 2024/04/20 Scientific and technological dissemination
Workshop
 Dia aberto do Técnico 2024
Universidade de Lisboa Instituto Superior Técnico, Portugal
2023/09/29 - 2023/09/29 Scientific and technological dissemination
Workshop
 Noite Europeia dos Investigadores 2023
Museu Nacional de História Natural e Ciência, Portugal
2023/05/19 - 2023/05/20 Scientific and technological dissemination
Workshop
 Dia aberto do Técnico 2023
Universidade de Lisboa Instituto Superior Técnico, Portugal
2023/03/11 - 2023/03/11 Scientific and technological dissemination
Workshop
 Olimpíadas de Química Mais
Universidade de Lisboa Instituto Superior Técnico, Portugal
2022/09/30 - 2022/09/30 Scientific and technological dissemination
Workshop
 Noite Europeia dos Investigadores 2022
Museu Nacional de História Natural e Ciência, Portugal
2022/05/23 - 2022/05/23 Scientific and technological dissemination
Workshop
 Dia aberto do Técnico 2022
Universidade de Lisboa Instituto Superior Técnico, Portugal

Jury of academic degree

Topic
Role 		Candidate name (Type of degree)
Institution / Organization
2026/03/04 Caraterização da Operação de um Eletrolisador PEM com Diferentes Camadas Porosas de Transporte (PTL) no Ânodo
(Thesis) Main arguer
 Daniela Soares (Other)
Instituto Politécnico de Setúbal, Portugal
2025/12/19 Polímeros Condutores na Proteção Anticorrosiva de Artefactos Museulógicos
(Thesis) Main arguer
 Mariana Canhoto (Master)
Universidade de Lisboa Faculdade de Ciências, Portugal
2025/12/12 Comparative Legal Frameworks for EV battery Reuse and Recycling in China and the European Union
(Thesis) Main arguer
 Pan Li (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2025/10/23 Electrochemical Impedance Spectroscopy for Diagnosing Cycling Degradation in Commercial LiFePO4 Cells: Lessons on the Role of Temperature
(Thesis) Main arguer
 Diogo Vilardell (Master)
Universidade de Lisboa Faculdade de Ciências, Portugal
2025/10/16 Conducting and Redox-Based Copolymeric Materials for Energy Storage
(Thesis) Main arguer
 Katherine Bettencourt (Master)
Universidade de Lisboa Faculdade de Ciências, Portugal
2025/07/25 The art of energy sculpting: 3D-printed supercapacitor electrodes with DIW technology for advanced energy storage
(Thesis) Main arguer
 Arda Poyraz (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2025/07/23 Functionalization of graphene and transition metal carbonates by ball milling for supercapacitor electrodes
(Thesis) Main arguer
 Rodrigo Braga (PhD)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2025/07 Mid-term evaluation within the Master Program in Environmental Engineering
(Thesis) Main arguer
 Pan Li (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2025/04/14 Desenvolvimento de novas metodologias de controlo de qualidade da anodização do alumínio para a arquitetura
(Thesis) Main arguer
 Bruno Severino (Master)
Universidade de Lisboa Faculdade de Ciências, Portugal
2024/12/17 Estudo comparativo da utilização de supercondensadores em painéis integrados de energia fotovoltaica para armazenamento de energia e sua utilização comercial
(Thesis) Main arguer
 Pedro Santos (Master)
Instituto Politécnico de Setúbal, Portugal
2024/12/03 Characterization of the long-term stability of an asymmetric prototype of a MnO2 supercapacitor
Supervisor
 Arcílio Semente (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2023/12/07 Batteries’ end of life: Modelling the ageing phenomena
(Thesis) Main arguer
 Clément Lesage (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal

Ad Hoc journal article review

Journal title (ISSN) Publisher
2025/12/08 - 2025/12/08 Surfaces and Interfaces (2468-0230) Elsevier B.V.
2025/12/05 - 2025/12/05 npj Materials Degradation (2397-2106) Nature Publishing Group
2025/11/16 - 2025/11/16 Journal of Building Engineering (2352-7102) Elsevier B.V.
2025/10/24 - 2025/10/24 Journal of Building Engineering (2352-7102) Elsevier B.V.
2025/10/22 - 2025/10/22 Surfaces and Interfaces (2468-0230) Elsevier B.V.
2025/10/17 - 2025/10/17 Journal of Energy Storage (2352-152X) Elsevier B.V.
2025/10/15 - 2025/10/15 Journal of Energy Storage (2352-152X) Elsevier B.V.
2025/09/30 - 2025/09/30 Journal of Building Engineering (2352-7102) Elsevier B.V.
2025/09/27 - 2025/09/27 Journal of Energy Storage (2352-152X) Elsevier B.V.
2025/09/11 - 2025/09/11 Surfaces and Interfaces (2468-0230) Elsevier B.V.
2025/09/08 - 2025/09/08 Journal of Building Engineering (2352-7102) Elsevier B.V.
2025/09/01 - 2025/09/01 Journal of Energy Storage (2352-152X) Elsevier B.V.
2025/08/22 - 2025/08/22 Journal of Energy Storage (2352-152X) Elsevier B.V.
2025/08/19 - 2025/08/19 Surfaces and Interfaces (2468-0230) Elsevier B.V.
2025/07/30 - 2025/07/30 Surfaces and Interfaces (2468-0230) Elsevier B.V.
2025/07/19 - 2025/07/19 Surfaces and Interfaces (2468-0230) Elsevier B.V.
2025/07/14 - 2025/07/14 Journal of Building Engineering (2352-7102) Elsevier B.V.
2025/06/28 - 2025/06/28 Journal of Energy Storage (2352-152X) Elsevier B.V.
2025/06/14 - 2025/06/14 Surfaces and Interfaces (2468-0230) Elsevier B.V.
2025/06/05 - 2025/06/05 Journal of Building Engineering (2352-7102) Elsevier B.V.
2025/06/01 - 2025/06/01 Construction and Building Materials (0950-0618) Elsevier
2025/05/27 - 2025/05/27 Journal of Building Engineering (2352-7102) Elsevier B.V.
2025/04/16 - 2025/04/16 Journal of Building Engineering (2352-7102) Elsevier B.V.
2025/04/09 - 2025/04/09 Construction and Building Materials (0950-0618) Elsevier
2025/03/31 - 2025/03/31 Journal of Building Engineering (2352-7102) Elsevier B.V.
2025/03/20 - 2025/03/20 Journal of Building Engineering (2352-7102) Elsevier B.V.
2025/02/14 - 2025/02/14 Surfaces and Interfaces (2468-0230) Elsevier B.V.
2025/02/11 - 2025/02/11 Surfaces and Interfaces (2468-0230) Elsevier B.V.
2025/01/15 - 2025/01/15 Surfaces and Interfaces (2468-0230) Elsevier B.V.
2025/01/07 - 2025/01/07 Electrochimica Acta (0013-4686) Elsevier
2024/12/18 - 2024/12/18 Surfaces and Interfaces (2468-0230) Elsevier B.V.
2024/12/14 - 2024/12/14 Surfaces and Interfaces (2468-0230) Elsevier B.V.
2024/12/09 - 2024/12/09 Surfaces and Interfaces (2468-0230) Elsevier B.V.
2024/11/28 - 2024/11/28 Surfaces and Interfaces (2468-0230) Elsevier B.V.
2024/11/28 - 2024/11/28 Journal of Alloys and Compounds (0925-8388) Elsevier B.V.
2024/11/06 - 2024/11/06 Surfaces and Interfaces (2468-0230) Elsevier B.V.
2024/04/15 - 2024/05/05 Construction and Building Materials (0950-0618) Elsevier B.V.

Course / Discipline taught

Academic session Degree Subject (Type) Institution / Organization
2024/11/20 - 2024/11/20 Engenharia e Ciência Vão à Escola Energy and the future (Ensino básico 1º ciclo) Universidade de Lisboa Instituto Superior Técnico, Portugal
2024/07/05 - 2024/07/05 Energy Storage and Conversion HUB — Advanced Surface Engineering, Materials Processing, and Characterization Experimental methods in electrochemistry (Especialização pós-bacharelato) Universidade de Lisboa Instituto Superior Técnico, Portugal

Journal scientific committee

Journal title (ISSN) Publisher
2025/06 - 2026/03 Materials (1996-1944) MDPI

Mentoring / Tutoring

Topic Student name
2026/02/01 - Current Conducting and Redox-Based Copolymeric Materials for Energy Storage Katherine Bettencourt
2025/05/01 - 2025/07/31 Development of Mn/Ni-based electrodes for supercapacitor application Félix Glomeron
2025/05/01 - 2025/07/31 Synthesis and characterization of ball-milled materials for oxygen evolution reaction Noémie Felgerolles
Distinctions

Award

2018 Premio Mejor Póster CNMAT 2018
Consejo Superior de Investigaciones Científicas, Spain