João Tedim

Professor Auxiliar

Interesses científicos

Domain of specialization

Conducting polymers;Non linear optics;

Electrochemical techniques: cyclic voltammetry, electrochemical impedance spectroscopy, crystal impedance/EQCM; Structural and compositional techniques techniques: X-ray absorption spectroscopy (XAS: XANES and EXAFS); X-ray photoelectron spectroscopy (XPS); Electron (FE-SEM) and atomic force (AFM) microscopies;

Current interests

Nano and microencapsulation applied to corrosion science

Development of nanocontainers for controlled release of active substances and their incorporation into coating matrices, and electrochemical characterization

‘Smart’ corrosion protection based on ‘self-healing’ effect, nanostructured protective coatings, mechanisms of corrosion inhibition. Development of anticorrosion coatings for aeronautical, automotive and maritime industries. Development of nanocontainers for controlled release of active substances (corrosion inhibitors, biocides, sensing species).


Grupo de Investigação

SECOP-Surface Engineering and Corrosion Protection Group

Prof. Mario Ferreira is leader of the Surface Engineering and Corrosion Protection group. SECOP holds an extensive experience in the field of anti-corrosion coatings for metal alloys. The group is currently working on complementary areas, including the development of micro and nanorecipients for encapsulation of corrosion inhibitors, to provide a controlled and prolonged release of the inhibiting species for self-healing coatings and the investigation of corrosion inhibition and self-repairing processes at micro-/nano-level by localized electrochemical techniques.


Actividade pedagógica

Lecturer in Solid State Reactions. (BSc in Materials Engineering, DEMaC)

Lecturer in Materials Science. (TESP/ESTGA)

Lecturer in Degradation and Protection of Materials. (MSc in Materials Engineering, DEMaC)

Lecturer in Materials Joining. (MSc in Materials Engineering, DEMaC)

Lecturer in Introduction to Materials Engineering. (MSc in Materials Engineering, DEMaC)

Lecturer in Advanced Preparation Methods (PhD in Materials Engineering, DEMaC)

Lecturer in Materials Characterization (MSc in Materials Engineering, DEMaC)

Supervision of Research grant holders, MSc and PhD students.

Projectos financiados

Participation in more than 20 national and international projects as coordinator and team member.

Projects funded as Project Coordinator:

1) Coordinator of MarTera project SMARTAQUA-Development of SMART nanostructured layers for sensing corrosion in AQUAtic structures project ref. MARTERA/0004/2017 (March 2018-February 2021).

2) Coordinator of EU project SMARCOAT-Development of Smart Nano and Microcapsulated Sensing Coatings for improving of Material Durability/Performance (ref.645662),  H2020-MSCA-RISE-2014 (January 2015-December 2018).

3) Coordinator of national FCT project Controlling the degradation of MAGnesium alloys for biomedical applications using Innovative smart COATings, May 2016-April 2019 (ref. PTDC/CTM-BIO/2170/2014).

4) Coordinator of QREN project FUNACOP - NANOMATERIAIS PARA APLICAÇÃO EM REVESTIMENTOS FUNCIONAIS, Universidade de Aveiro-CICECO e Smallmatek Lda. (SI I&DT - Projectos em Co-Promoção nº 38777)-CLOSED.

5) Project leader of FCT project: "Filmes de conversão nanoestruturados multifuncionais baseados em hidróxidos duplos lamelares para protecção contra corrosão de estruturas para aplicação aeronáutica" July 2013-present (ref. PTDC/CTM-MAT/1515/2012)-CLOSED.

6) UA's PI in project NANOBARRIER-Extended shelf-life biopolymers for sustainable and multifunctional food packaging solutions (NMP-2011.1.1-1 Smart and multifunctional packaging concepts using nanotechnology), March 2012-February 2016 (PI since March 2014)-CLOSED.

Publicações seleccionadas

Articles in International Scientific Journals

More than 60 publications in peer-reviewed journals (h-index 22) with over than 1500 citations, 4 book chapters.

Selected list of publications:

  • Tiago LP Galvão, Isabel Sousa, Manon Wilhelm, Jorge Carneiro, Jakub Opršal, Helena Kukačková, Vladimír Špaček, Frederico Maia, José RB Gomes, João Tedim, Mário GS Ferreira, Improving the functionality and performance of AA2024 corrosion sensing coatings with nanocontainers, Chem. Eng. J., 2018, 341, 526-538.
  • T.L.P. Galvão, C.S. Neves, M.L. Zheludkevich, J.R.B. Gomes, J. Tedim, M.G.S. Ferreira, How DFT surface energies may explain the morphology of particles, nanosheets and conversion ilms based on layered double hydroxides, J. Phys. Chem C, 2017, 2211-2220.  
  • J. Tedim, A.C. Bastos, S. Kallip, M.L. Zheludkevich, M.G. Ferreira, Corrosion protection of AA2024-T3 by LDH conversion films. Analysis of SVET results, Electrochim. Acta, 2016, 210, 215-224.
  • J. Carneiro, A.F. Caetano, A. Kuznetsova, F. Maia, A.N. Salak, J. Tedim, N. Scharnagl, M.L. Zheludkevich, M.G.S. Ferreira, Polyelectrolyte-modified Layered double hydroxide nanocontainers as vehicles for combined inhibitors, RSC Advances, 2015, 5, 39916-39929.
  • F. Maia, A.P. Silva, S. Fernandes, A. Cunha, A. Almeida, J. Tedim, M.L. Zheludkevich, M.G.S. Ferreira, Incorporation of biocides in nanocapsules for protective coatings used in maritime applications, Chem. Eng. J., 2015, 270, 150-157.
  • F. Maia, J. Tedim, A.C. Bastos, M.G.S. Ferreira, M.L. Zheludkevich, Nanocontainer-based corrosion sensing coating, Nanotechnology, 2013, 24 415502-(9pgs).
  • M.L. Zheludkevich, J. Tedim, C.S.R. Freire, S.C.M. Fernandes, S. Kallip, A. Lisenkov, A. Gandini, M.G.S. Ferreira, Self-healing protective coatings with “green” chitosan based pre-layer reservoir of corrosion inhibitor, J. Mater. Chem., 2011, 21, 4805-4812.
  • J. Tedim, S.K. Poznyak, A. Kuznetsova, D. Raps, T. Hack, M.L. Zheludkevich, M.G.S. Ferreira, Enhancement of active corrosion protection via combination of inhibitor-loaded nanocontainers, ACS Appl. Mater. Interfaces, 2010, 2, 1528–1535.



  • M.G.S. Ferreira, J. Tedim, M. Zheludkevich Universidade de Aveiro, Conversion Films Based on Lamellar Double-Hydroxides For Active Protection Against Corrosion, application number PT20110105853 20110811.
  • M.G.S. Ferreira, M. Zheludkevich, J. Tedim, V. Gandubert, T. Schmidt-Hansberg, T. Hack, S. Nixon, D. Raps, D. Becker, S. Schröder, Process For Coating Metallic Surfaces With Coating Compositions Containing Particles of a Layered Double Hydroxide, Universidade de Aveiro, Chemetall GmbH, EADS Deutschland GmbH and Mankiewicz Gebr. & Co. GmbH & Co. KG, application number MX20140012409 20130417.
  • J. Tedim, K. Yasakau, M. Marques, L. Monteiro, M. Zheludkevich, Corrosion Protection By A Coating With a Hybrid Siloxane-based Sol-Gel Composition, Bosch Gmbh, application number CN2013842782 20130531.
  • T.K. Rout, A. Gaikwad, T. Dingemans, M. Zheludkevich, J. Tedim, K. Yasakau, Anti-corrosion System For Steel, TATA Steel, application number EP20120809115 20121210.
  • S. Senani, S. Barut, J. Tedim, F. Maia, M.G.S. Ferreira, M. Zheludkevich, Revêtement De Contrôle De L’intégrité Interne D’une Structure Véhicule Le Comportant, application number PCT: 15307037.0.

Perfil biográfico

January 2018-Present
CICECO-DEMaC, University of Aveiro
Assistant Professor

January 2014-December 2017
CICECO, University of Aveiro
Research assistant-IF 2013

September 2012-December 2013
CICECO, University of Aveiro
Research assistant in FP7-EU Project NANOBARRIER

April 2010-August 2012
CICECO, University of Aveiro
Post-Doctoral Fellow from FCT
(Supervisor: Prof. Mário G.S. Ferreira)

October 2008-March 2010
CICECO, University of Aveiro
Post-Doctoral Fellow in the European Project - MUST
(Supervisor: Dr. M.L. Zheludkevich)

January 2005 –August 2008
University of Leicester, UK 
PhD in Physical Chemistry
(Supervisors: Prof. A.R. Hillman and Dr. Cristina Freire, FCUP)

September 2000 - July 2004 
Faculdade de Ciências da Universidade do Porto (FCUP), Portugal
Four-year Degree in Chemistry (“Licenciatura em Química”)
Final average mark: 18/20


1) Carl Wagner Medal Award (2017) for Excellence in research in applied electrochemistry and electrochemical engineering highlighted by the European Federation of Chemical Engineering (EFCE).

2) ISE (International Society of Electrochemistry) Travel Awards for participation in annual ISE meeting (2014).

3) Young Researcher Prize (2013) prize awarded by the Portuguese Electrochemical Society.

4) Empreendedorismo Inovador Jovem (2010), attributed by UATEC/University of Aveiro to the project for development of nanotechnological solutions for corrosion protection.

5) Eng. António de Almeida Prize (2004), attributed to students whose final grades are better than 16/20 (80%), Faculty of Sciences, University of Porto.

6) Teresa Fonseca Prize (2004), for the student with the best final grades in Chemistry, Department of Chemistry, Faculty of Sciences, University of Porto.

7) Dr. Mendonça Monteiro Prize (2003), for the best student in Physical Chemistry, Department of Chemistry, Faculty of Sciences, University of Porto.



Supervisões em Curso


A cortiça como o valor um valor acrescentado e sustentável no desenvolvimento de revestimentos multifuncionais (PTDC/CTM-MAT/2502/2012)

ParticipanteFundação para a Ciência e a Tecnologia
revestimento multifuncional cortiça sustentável anticorrosão

Controlo da degradação de ligas de magnésio para aplicações biomédicas recorrendo ao uso de revestimentos inteligentes inovadores (MAGICOAT)

CoordenadorFundação para a Ciência e a Tecnologia

Dados Inteligentes para Desenhar Inibidores de Corrosão (DataCor)

ParticipanteFundação para a Ciência e a Tecnologia

Desenvolvimento de biomateriais não sinterizáveis à base de fosfatos de cálcio com bi-funcionalidade: regeneração e tratamento de cancro ósseo (2BBone)

ParticipanteFundação para a Ciência e a Tecnologia

Desenvolvimento de camadas nanoestruturadas inteligentes para a deteção de corrosão em estruturas aquáticas (SMARTAQUA)

CoordenadorFundação para a Ciência e a Tecnologia
Corrosion is a result of thermodynamically-driven processed which occur due to the interaction of active metal alloys with the surrounding environment, leading to the degradation of metallic structures. The problem is particularly relevant in maritime offshore structures due to aggressive conditions such as high salinity and humidity. Although t...

Development of smart nano and microcapsulated sensing coatings for improving of material durability/performance (SMARCOAT)

CoordenadorEuropean Comission
The project aims to develop an innovative approach to impart sensing functionality and detect substrate degradation. The degradation processes targeted will be corrosion of metallic substrates and mechanical damage by impact on fibre reinforced plastics and composites (FRP), used as structural components in the vehicle industry worldwide. The in...

Estudo dos mecanismos de auto-reparação associado a nanocontentores inteligentes (SELMA)

ParticipanteFundação para a Ciência e a Tecnologia
Corrosion of metallic substrates is responsible for losses amounting to approximately 3-4% of GNP in developed countries and, therefore, its mitigation will lead to enormous societal benefits. Herewith, we propose a combined computational and experimental study for unveiling the self-healing mechanisms associated with smart nanocontainers (SELMA...

Filmes de conversão nanoestruturados multifuncionais baseados em hidróxidos duplos lamelares para protecção contra corrosão de estruturas para aplicação aeronáutica (PTDC/CTM-MAT/1515/2012)

CoordenadorFundação para a Ciência e a Tecnologia
Filmes de conversão hidróxidos duplos lamelares protecção activa contra corrosão libertação controlada

FUNACOP - Nanomateriais para aplicação em revestimentos funcionais (FUNACOP)

Coordenador LocalIndustry National
O projeto tem como principal objetivo investigar a viabilidade da produção industrial de um determinado conjunto de nanomateriais (nanocontentores) para libertação controlada de espécies ativas para aplicação em revestimentos funcionais, nomeadamente revestimentos contra a corrosão. A utilização de nanocontentores com espécies ativas apresenta v...

Graphenest’s New Engineered System and its Implementation Solutions (GNESIS)

ParticipanteIndustry National
Aumentar para uma escala industrial a tecnologia da Graphenest e demonstrar a aplicabilidade do grafeno obtido em três áreas de aplicação distintas: Tintas anticorrosivas; Polímeros com escudo eletromagnético; Elétrodos de telas táteis.

Long Lasting reinforced Concrete for Energy Infrastructure under Severe Operating (LORCENIS)

ParticipanteEuropean Comission
The main goal of the LORCENIS project is to develop long reinforced concrete for energy infrastructures with lifetime extended up to a 100% under extreme operating conditions. The concept is based on an optimal combinationof novel technologies involving customized methodologies for cost-efficient operation. 4 scenarios of severe oper...

MULTI-functional metallic SURFaces via active Layered Double Hydroxide treatments (MULTISURF)

ParticipanteEuropean Comission
The project will develop active multi-functional surfaces with high level of self-healing ability on the basis of Layered Double Hydroxide (LDH) structures formed on different industrially relevant metallic substrates. The main idea of the project is based on “smart” triggered release on demand for functional organic or inorganic anionic compoun...

MUST - Multi-level protection of materials for vehicles by "Smart" nanocontainers (MUST )

ParticipanteEuropean Comission
The project MUST will provide new technologies based on active multi-level protective systems for future vehicle materials. “Smart” release nanocontainers will be developed and incorporated in commercial paints, lacquers and adhesive systems to prepare new products exhibiting self-healing properties. A multi-level self-healing approach will comb...

NanoBarrier - Extended shelf-life biopolymers for sustainable and multifunctional food packaging solutions (NanoBarrier)

Coordenador LocalEuropean Comission
The overall concept of NanoBarrier is to develop a new nanotechnology platform based on inorganic-organic hybrid polymers, microfibrillated cellulose, nanocapsules with controlled permeability and additive technology and combine this with resource-efficient processing technologies to realize safe and extended shelf-life and multifunctional biopo...

Nanoestruturas 1-D Obtidas Por Electrodeposição Em Liquídos Iónicos (PTDC/CTM-NAN/113570/2009)

ParticipanteFundação para a Ciência e a Tecnologia
Líquidos Iónicos Electroquímica Nanoestruturas Metais

NANOMAR - Nanocontainer-based active coatings for maritime applications (NANOMAR)

ParticipanteEuropean Comission
NANOMAR project aims at establishing long-lasting scientific collaboration network between European research institutions and scientists from two BRIC countries, namely Brasil and Russian Federation. The collaboration will be established on the basis of synergistic combination of the complementary expertises targeting in development of novel “sm...

NANOSENSORES - Revestimentos auto-sensoriais a impactos mecânicos em estruturas aeronáuticas (NANOSENSORES)

ParticipanteIndustry National
A aplicação de revestimentos a substratos tem como principal objetivo a proteção e o melhoramento do seu desempenho e aspeto. Em aplicações de elevado desempenho é necessário proteger e dotar o revestimento de capacidade sensorial para detetar e revelar quando o conjunto revestimento/substrato se encontra danificado e o seu desempenho limitado, ...

NMC - Conceção de Novos Materiais Celulósicos para desenvolvimento de aplicações avançadas (NMC)

ParticipanteIndustry National
A investigação internacional sobre celulose, o biopolímero mais abundante na natureza, tem revelado possibilidades muito promissoras de criação de novas aplicações de elevado valor acrescentado e consequentemente de valorização da fileira florestal. Acresce que o aumento dos preços do petróleo e uma maior apetência dos consumidores por produtos ...

Novos sensores inteligentes baseados em antocianinas para aplicacao em embalagens alimentares. (FoodSmarTag)

Coordenador LocalFundação para a Ciência e a Tecnologia

RENOVA PAPTIS - Desenvolvimento de papeis tissue de nova geração (PAPTIS-RENOVA)

ParticipanteIndustry National
Os prod. de papel tissue têm vindo a adquirir 1 importância crescente nas sociedades modernas. Assim, as empresas produtoras de papel tissue para se manterem no mercado e crescerem apostam no desenvolvimento e optimização de processos para dar origem a produtos inovadores, q se diferenciem e q ofereçam ao consumidor, características valorizáveis...

SGH : Smart Green Homes (Smart Green Homes)

ParticipanteIndustry National
O Projeto Smart Green Homes (SGH) visa desenvolver soluções integradas de produtos e tecnologias para ambiente doméstico, elevando os padrões de conforto, segurança e satisfação de utilização a um novo nível e, ao mesmo tempo, dar resposta aos problemas de sustentabilidade do planeta, aumentando a eficiência energética e diminuindo as emissões d...

Smart anticorrosion coatings based on nanocontainers loaded with novel, eco-friendly cationic gemini surfactants as efficient corrosion inhibitors for carbon steel in seawater. (EcoGEmCoat)

CoordenadorEuropean Comission
The project, EcoGemCoat, involves the preparation of smart anticorrosion coatings based on mesoporous silica nanocontainers loaded with innovative, eco-friendly cationic gemini surfactants as high efficient corrosion inhibitors of carbon steel in seawater with the potential application in marine and offshore industry.The main aim of ...

Smart Intelligent Aircraft Structures - SARISTU (SARISTU)

ParticipanteEuropean Comission
SARISTU (Smart Intelligent Aircraft Structures) focuses on the cost reduction of air travel through a variety of individual applications as well as their combination. For the first time ever in smart material concepts, SARISTU offers the opportunity to virtually and physically assess the interaction of different technological solutions and their...


Multiscale Computational Approaches toward the Understanding of Materials

M. Bordonhos, T.L.P. Galvão, J.R.B. Gomes, J.D. Gouveia, M. Jorge, M.A.O. Lourenço, J.M. Pereira, G. Pérez-Sánchez, M.L. Pinto, C.M. Silva, J. Tedim, B. Zêzere
2023, Advanced Theory and Simulations, Advanced Theory Simulations.

A critical review on the production and application of graphene and graphene-based materials in anti-corrosion coatings

Kulyk, B; Freitas, MA; Santos, NF; Mohseni, F; Carvalho, AF; Yasakau, K; Fernandes, AJS; Bernardes, A; Figueiredo, B; Silva, R; Tedim, J; Costa, FM

Can the toxicity of polyethylene microplastics and engineered nanoclays on flatfish (Solea senegalensis) be influenced by the presence of each other?

Santana, LMBM; Rodrigues, ACM; Campos, D; Kaczerewska, O; Figueiredo, J; Silva, S; Sousa, I; Maia, F; Tedim, J; Abessa, DMS; Pousao-Ferreira, P; Candeias-Mendes, A; Soares, F; Castanho, S; Soares, AMVM; Rocha, RJM; Gravato, C; Silva, ALP; Martins, R

CORDATA: an open data management web application to select corrosion inhibitors

Galvao, TLP; Ferreira, I; Kuznetsova, A; Novell-Leruth, G; Song, C; Feiler, C; Lamaka, SV; Rocha, C; Maia, F; Zheludkevich, ML; Gomes, JRB; Tedim, J

Influence of the Operating Conditions on the Release of Corrosion Inhibitors from Spray-Dried Carboxymethylcellulose Microspheres

Calegari, F; Sousa, I; Ferreira, MGS; Berton, MAC; Marino, CEB; Tedim, J

Layered double hydroxides for corrosion-related applications-Main developments from 20 years of research at CICECO

Tedim, J; Galvao, TLP; Yasakau, KA; Bastos, A; Gomes, JRB; Ferreira, MGS

Layered materials as nanocontainers for active corrosion protection: A brief review

Leal, DA; Kuznetsova, A; Silva, GM; Tedim, J; Wypych, F; Marino, CEB

Molecular Dynamics Model to Explore the Initial Stages of Anion Exchange involving Layered Double Hydroxide Particles

Leruth, GN; Kuznetsova, A; Tedim, J; Gomes, JRB; Galvao, TLP
2022, NANOMATERIALS, 12, 22.

On Demand Release of Cerium from an Alginate/Cerium Complex for Corrosion Protection of AISI1020 and AA2024 Substrates

da Silva, BC; Bastos, AC; Tedim, J; Ferreira, MGS; Marino, CEB; Riegel-Vidotti, IC

Smart nanosensors for early detection of corrosion: Environmental behavior and effects on marine organisms

Martins, R; Figueiredo, J; Sushkova, A; Wilhelm, M; Tedim, J; Loureiro, S


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