Carboxylated, Fe-Filled Multiwalled Carbon Nanotubes as Versatile Catalysts for O2 Reduction and H2 Evolution Reactions at Physiological pH
- Autores
- Bracamonte, Maria Victoria; Melchionna, Michele; Stopin, Antoine; Giulani, Angela; Tavagnacco, Claudio; Garcia, Yann; Fornasiero, Paolo; Bonifazi, Davide; Prato, Maurizio
- Año de publicación
- 2015
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- The development of new electrocatalysts for the oxygen reduction reaction (ORR) and hydrogen evolution reaction (HER) at physiological pH is critical for several fields, including fuel cells and biological applications. Herein, the assembly of an electrode based on carboxyl-functionalised hydrophilic multiwalled carbon nanotubes (MWCNTs) filled with Fe phases and their excellent performance as electrocatalysts for ORR and HER at physiological pH are reported. The encapsulated Fe dramatically enhances the catalytic activity, and the graphitic shells play a double role of efficiently mediating the electron transfer to O2 and H2O reactants and providing a cocoon that prevents uncontrolled Fe oxidation or leaching.
Fil: Bracamonte, Maria Victoria. Università degli Studi di Trieste; Italia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Física Enrique Gaviola. Universidad Nacional de Córdoba. Instituto de Física Enrique Gaviola; Argentina
Fil: Melchionna, Michele. Università degli Studi di Trieste; Italia
Fil: Stopin, Antoine. University Of Namur; Bélgica
Fil: Giulani, Angela. Università degli Studi di Trieste; Italia
Fil: Tavagnacco, Claudio. Università degli Studi di Trieste; Italia
Fil: Garcia, Yann. Université Catholique de Louvain; Bélgica
Fil: Fornasiero, Paolo. Università degli Studi di Trieste; Italia
Fil: Bonifazi, Davide. Università degli Studi di Trieste; Italia. University Of Namur; Bélgica
Fil: Prato, Maurizio. Università degli Studi di Trieste; Italia - Materia
-
ELECTROCHEMISTRY
HYDROGEN EVOLUTION REACTION
IRON
NANOTUBES
OXYGEN REDUCTION REACTION - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/186232
Ver los metadatos del registro completo
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Carboxylated, Fe-Filled Multiwalled Carbon Nanotubes as Versatile Catalysts for O2 Reduction and H2 Evolution Reactions at Physiological pHBracamonte, Maria VictoriaMelchionna, MicheleStopin, AntoineGiulani, AngelaTavagnacco, ClaudioGarcia, YannFornasiero, PaoloBonifazi, DavidePrato, MaurizioELECTROCHEMISTRYHYDROGEN EVOLUTION REACTIONIRONNANOTUBESOXYGEN REDUCTION REACTIONhttps://purl.org/becyt/ford/1.4https://purl.org/becyt/ford/1The development of new electrocatalysts for the oxygen reduction reaction (ORR) and hydrogen evolution reaction (HER) at physiological pH is critical for several fields, including fuel cells and biological applications. Herein, the assembly of an electrode based on carboxyl-functionalised hydrophilic multiwalled carbon nanotubes (MWCNTs) filled with Fe phases and their excellent performance as electrocatalysts for ORR and HER at physiological pH are reported. The encapsulated Fe dramatically enhances the catalytic activity, and the graphitic shells play a double role of efficiently mediating the electron transfer to O2 and H2O reactants and providing a cocoon that prevents uncontrolled Fe oxidation or leaching.Fil: Bracamonte, Maria Victoria. Università degli Studi di Trieste; Italia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Física Enrique Gaviola. Universidad Nacional de Córdoba. Instituto de Física Enrique Gaviola; ArgentinaFil: Melchionna, Michele. Università degli Studi di Trieste; ItaliaFil: Stopin, Antoine. University Of Namur; BélgicaFil: Giulani, Angela. Università degli Studi di Trieste; ItaliaFil: Tavagnacco, Claudio. Università degli Studi di Trieste; ItaliaFil: Garcia, Yann. Université Catholique de Louvain; BélgicaFil: Fornasiero, Paolo. Università degli Studi di Trieste; ItaliaFil: Bonifazi, Davide. Università degli Studi di Trieste; Italia. University Of Namur; BélgicaFil: Prato, Maurizio. Università degli Studi di Trieste; ItaliaWiley VCH Verlag2015-09info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/186232Bracamonte, Maria Victoria; Melchionna, Michele; Stopin, Antoine; Giulani, Angela; Tavagnacco, Claudio; et al.; Carboxylated, Fe-Filled Multiwalled Carbon Nanotubes as Versatile Catalysts for O2 Reduction and H2 Evolution Reactions at Physiological pH; Wiley VCH Verlag; Chemistry- A European Journal; 21; 36; 9-2015; 12769-127770947-6539CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1002/chem.201501144info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:36:38Zoai:ri.conicet.gov.ar:11336/186232instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 09:36:38.581CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Carboxylated, Fe-Filled Multiwalled Carbon Nanotubes as Versatile Catalysts for O2 Reduction and H2 Evolution Reactions at Physiological pH |
title |
Carboxylated, Fe-Filled Multiwalled Carbon Nanotubes as Versatile Catalysts for O2 Reduction and H2 Evolution Reactions at Physiological pH |
spellingShingle |
Carboxylated, Fe-Filled Multiwalled Carbon Nanotubes as Versatile Catalysts for O2 Reduction and H2 Evolution Reactions at Physiological pH Bracamonte, Maria Victoria ELECTROCHEMISTRY HYDROGEN EVOLUTION REACTION IRON NANOTUBES OXYGEN REDUCTION REACTION |
title_short |
Carboxylated, Fe-Filled Multiwalled Carbon Nanotubes as Versatile Catalysts for O2 Reduction and H2 Evolution Reactions at Physiological pH |
title_full |
Carboxylated, Fe-Filled Multiwalled Carbon Nanotubes as Versatile Catalysts for O2 Reduction and H2 Evolution Reactions at Physiological pH |
title_fullStr |
Carboxylated, Fe-Filled Multiwalled Carbon Nanotubes as Versatile Catalysts for O2 Reduction and H2 Evolution Reactions at Physiological pH |
title_full_unstemmed |
Carboxylated, Fe-Filled Multiwalled Carbon Nanotubes as Versatile Catalysts for O2 Reduction and H2 Evolution Reactions at Physiological pH |
title_sort |
Carboxylated, Fe-Filled Multiwalled Carbon Nanotubes as Versatile Catalysts for O2 Reduction and H2 Evolution Reactions at Physiological pH |
dc.creator.none.fl_str_mv |
Bracamonte, Maria Victoria Melchionna, Michele Stopin, Antoine Giulani, Angela Tavagnacco, Claudio Garcia, Yann Fornasiero, Paolo Bonifazi, Davide Prato, Maurizio |
author |
Bracamonte, Maria Victoria |
author_facet |
Bracamonte, Maria Victoria Melchionna, Michele Stopin, Antoine Giulani, Angela Tavagnacco, Claudio Garcia, Yann Fornasiero, Paolo Bonifazi, Davide Prato, Maurizio |
author_role |
author |
author2 |
Melchionna, Michele Stopin, Antoine Giulani, Angela Tavagnacco, Claudio Garcia, Yann Fornasiero, Paolo Bonifazi, Davide Prato, Maurizio |
author2_role |
author author author author author author author author |
dc.subject.none.fl_str_mv |
ELECTROCHEMISTRY HYDROGEN EVOLUTION REACTION IRON NANOTUBES OXYGEN REDUCTION REACTION |
topic |
ELECTROCHEMISTRY HYDROGEN EVOLUTION REACTION IRON NANOTUBES OXYGEN REDUCTION REACTION |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.4 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
The development of new electrocatalysts for the oxygen reduction reaction (ORR) and hydrogen evolution reaction (HER) at physiological pH is critical for several fields, including fuel cells and biological applications. Herein, the assembly of an electrode based on carboxyl-functionalised hydrophilic multiwalled carbon nanotubes (MWCNTs) filled with Fe phases and their excellent performance as electrocatalysts for ORR and HER at physiological pH are reported. The encapsulated Fe dramatically enhances the catalytic activity, and the graphitic shells play a double role of efficiently mediating the electron transfer to O2 and H2O reactants and providing a cocoon that prevents uncontrolled Fe oxidation or leaching. Fil: Bracamonte, Maria Victoria. Università degli Studi di Trieste; Italia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Física Enrique Gaviola. Universidad Nacional de Córdoba. Instituto de Física Enrique Gaviola; Argentina Fil: Melchionna, Michele. Università degli Studi di Trieste; Italia Fil: Stopin, Antoine. University Of Namur; Bélgica Fil: Giulani, Angela. Università degli Studi di Trieste; Italia Fil: Tavagnacco, Claudio. Università degli Studi di Trieste; Italia Fil: Garcia, Yann. Université Catholique de Louvain; Bélgica Fil: Fornasiero, Paolo. Università degli Studi di Trieste; Italia Fil: Bonifazi, Davide. Università degli Studi di Trieste; Italia. University Of Namur; Bélgica Fil: Prato, Maurizio. Università degli Studi di Trieste; Italia |
description |
The development of new electrocatalysts for the oxygen reduction reaction (ORR) and hydrogen evolution reaction (HER) at physiological pH is critical for several fields, including fuel cells and biological applications. Herein, the assembly of an electrode based on carboxyl-functionalised hydrophilic multiwalled carbon nanotubes (MWCNTs) filled with Fe phases and their excellent performance as electrocatalysts for ORR and HER at physiological pH are reported. The encapsulated Fe dramatically enhances the catalytic activity, and the graphitic shells play a double role of efficiently mediating the electron transfer to O2 and H2O reactants and providing a cocoon that prevents uncontrolled Fe oxidation or leaching. |
publishDate |
2015 |
dc.date.none.fl_str_mv |
2015-09 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/186232 Bracamonte, Maria Victoria; Melchionna, Michele; Stopin, Antoine; Giulani, Angela; Tavagnacco, Claudio; et al.; Carboxylated, Fe-Filled Multiwalled Carbon Nanotubes as Versatile Catalysts for O2 Reduction and H2 Evolution Reactions at Physiological pH; Wiley VCH Verlag; Chemistry- A European Journal; 21; 36; 9-2015; 12769-12777 0947-6539 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/186232 |
identifier_str_mv |
Bracamonte, Maria Victoria; Melchionna, Michele; Stopin, Antoine; Giulani, Angela; Tavagnacco, Claudio; et al.; Carboxylated, Fe-Filled Multiwalled Carbon Nanotubes as Versatile Catalysts for O2 Reduction and H2 Evolution Reactions at Physiological pH; Wiley VCH Verlag; Chemistry- A European Journal; 21; 36; 9-2015; 12769-12777 0947-6539 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.1002/chem.201501144 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Wiley VCH Verlag |
publisher.none.fl_str_mv |
Wiley VCH Verlag |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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1844613150896291840 |
score |
13.070432 |