Electrogeneration of non-electroactive and non-conducting materials: a counterintuitive concept for the functionalization and nanostructuration of electrode surfaces

Electrodeposition is a long-lasting and efficient process to generate thin or thick films on conductive supports. It is mainly based on electrochemically induced redox reactions involving electroactive precursors, which are intended to form solid deposits onto the electrode surface. More recently, a...

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Main Author: Walcarius, Alain
Format: Article
Language:English
Published: Académie des sciences 2023-09-01
Series:Comptes Rendus. Chimie
Subjects:
Online Access:https://comptes-rendus.academie-sciences.fr/chimie/articles/10.5802/crchim.242/
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author Walcarius, Alain
author_facet Walcarius, Alain
author_sort Walcarius, Alain
collection DOAJ
description Electrodeposition is a long-lasting and efficient process to generate thin or thick films on conductive supports. It is mainly based on electrochemically induced redox reactions involving electroactive precursors, which are intended to form solid deposits onto the electrode surface. More recently, a rather counterintuitive approach has emerged by exploiting electrochemistry to generate non-electroactive and non-conductive thin films (e.g., sol–gel derived materials), based on the electrogeneration of a catalyst that is likely to induce indirectly the formation of a thin film (i.e., without direct electron transfer with the precursors). This account summarizes the major advances made by our group in this field, focusing primarily on electro-induced sol–gel bioencapsulation and electro-assisted self-assembly of oriented and functionalized mesoporous silica films.
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spelling doaj.art-14a0b86eafcf4c46ab8660c1b31685252023-10-24T14:22:33ZengAcadémie des sciencesComptes Rendus. Chimie1878-15432023-09-0126G19914310.5802/crchim.24210.5802/crchim.242Electrogeneration of non-electroactive and non-conducting materials: a counterintuitive concept for the functionalization and nanostructuration of electrode surfacesWalcarius, Alain0https://orcid.org/0000-0003-3633-200XUniversité de Lorraine, CNRS, LCPME, 54000 Nancy, FranceElectrodeposition is a long-lasting and efficient process to generate thin or thick films on conductive supports. It is mainly based on electrochemically induced redox reactions involving electroactive precursors, which are intended to form solid deposits onto the electrode surface. More recently, a rather counterintuitive approach has emerged by exploiting electrochemistry to generate non-electroactive and non-conductive thin films (e.g., sol–gel derived materials), based on the electrogeneration of a catalyst that is likely to induce indirectly the formation of a thin film (i.e., without direct electron transfer with the precursors). This account summarizes the major advances made by our group in this field, focusing primarily on electro-induced sol–gel bioencapsulation and electro-assisted self-assembly of oriented and functionalized mesoporous silica films.https://comptes-rendus.academie-sciences.fr/chimie/articles/10.5802/crchim.242/ElectrodepositionThin filmsSol–gel materialsMesoporous silicaModified electrodes(Bio)electrocatalysisElectroanalysis
spellingShingle Walcarius, Alain
Electrogeneration of non-electroactive and non-conducting materials: a counterintuitive concept for the functionalization and nanostructuration of electrode surfaces
Comptes Rendus. Chimie
Electrodeposition
Thin films
Sol–gel materials
Mesoporous silica
Modified electrodes
(Bio)electrocatalysis
Electroanalysis
title Electrogeneration of non-electroactive and non-conducting materials: a counterintuitive concept for the functionalization and nanostructuration of electrode surfaces
title_full Electrogeneration of non-electroactive and non-conducting materials: a counterintuitive concept for the functionalization and nanostructuration of electrode surfaces
title_fullStr Electrogeneration of non-electroactive and non-conducting materials: a counterintuitive concept for the functionalization and nanostructuration of electrode surfaces
title_full_unstemmed Electrogeneration of non-electroactive and non-conducting materials: a counterintuitive concept for the functionalization and nanostructuration of electrode surfaces
title_short Electrogeneration of non-electroactive and non-conducting materials: a counterintuitive concept for the functionalization and nanostructuration of electrode surfaces
title_sort electrogeneration of non electroactive and non conducting materials a counterintuitive concept for the functionalization and nanostructuration of electrode surfaces
topic Electrodeposition
Thin films
Sol–gel materials
Mesoporous silica
Modified electrodes
(Bio)electrocatalysis
Electroanalysis
url https://comptes-rendus.academie-sciences.fr/chimie/articles/10.5802/crchim.242/
work_keys_str_mv AT walcariusalain electrogenerationofnonelectroactiveandnonconductingmaterialsacounterintuitiveconceptforthefunctionalizationandnanostructurationofelectrodesurfaces