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dc.contributor.author
Luque, Gisela Carina
dc.contributor.author
Gennero, Maria Rosa
dc.contributor.author
Chialvo, Abel Cesar
dc.date.available
2019-10-08T18:24:19Z
dc.date.issued
2017-08
dc.identifier.citation
Luque, Gisela Carina; Gennero, Maria Rosa; Chialvo, Abel Cesar; Kinetic Study of the Formic Acid Oxidation on Steady State Using a Flow Cell; Electrochemical Society; Journal of the Electrochemical Society; 164; 12; 8-2017; H748-H754
dc.identifier.issn
0013-4651
dc.identifier.uri
http://hdl.handle.net/11336/85342
dc.description.abstract
The formic acid oxidation (FAO) reaction is studied on platinum in acid solutions using a specially designed flow cell and different experimental techniques, such as open circuit potential decay, chronoamperometry, voltammetric stripping, HCOOH concentration pulses and rotating disc electrode. It allows for the first time the evaluation of the surface coverage of irreversibly adsorbed reaction intermediates on steady state conditions. It is found that the unique species adsorbed irreversibly is CO (E < 0.5 V). It is demonstrated that at higher potentials the adsorption of the intermediate species involved in the FAO is highly reversible and their decomposition is the rate determining step. From the analysis of the results and taken into account available spectroscopic measurements, a new reaction mechanism is proposed, which is compatible with all the known experimental evidences and allows the interpretations of previous unexplained results.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Electrochemical Society
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
kinetic mechanism
dc.subject
flow cell
dc.subject
formic acid oxidation
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steady state measurements
dc.subject.classification
Físico-Química, Ciencia de los Polímeros, Electroquímica
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Ciencias Químicas
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CIENCIAS NATURALES Y EXACTAS
dc.title
Kinetic Study of the Formic Acid Oxidation on Steady State Using a Flow Cell
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2019-09-27T14:13:39Z
dc.journal.volume
164
dc.journal.number
12
dc.journal.pagination
H748-H754
dc.journal.pais
Estados Unidos
dc.description.fil
Fil: Luque, Gisela Carina. Universidad Nacional del Litoral. Facultad de Ingeniería Química. Programa de Electroquímica Aplicada e Ingeniería Electroquímica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Santa Fe; Argentina
dc.description.fil
Fil: Gennero, Maria Rosa. Universidad Nacional del Litoral. Facultad de Ingeniería Química. Programa de Electroquímica Aplicada e Ingeniería Electroquímica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Santa Fe; Argentina
dc.description.fil
Fil: Chialvo, Abel Cesar. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Santa Fe; Argentina. Universidad Nacional del Litoral. Facultad de Ingeniería Química. Programa de Electroquímica Aplicada e Ingeniería Electroquímica; Argentina
dc.journal.title
Journal of the Electrochemical Society
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://jes.ecsdl.org/lookup/doi/10.1149/2.0581712jes
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1149/2.0581712jes
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