Full metadata record
DC Field | Value | Language |
---|---|---|
dc.contributor.author | Bang, Jin Ho | - |
dc.contributor.author | Kim, Hasuck | - |
dc.date.available | 2017-07-11T07:01:21Z | - |
dc.date.created | 2017-04-10 | - |
dc.date.issued | 2011-10 | - |
dc.identifier.issn | 0253-2964 | - |
dc.identifier.uri | http://hdl.handle.net/20.500.11750/3431 | - |
dc.description.abstract | CO-tolerant PtMo/C alloy electrocatalyst was prepared by a colloidal method, and its electrocatalytic activity toward CO oxidation was investigated. Electrochemical study revealed that the alloy catalyst significantly enhanced catalytic activity toward the electro-oxidation of CO compared to Pt/C counterpart. Cyclic voltammetry suggested that Mo plays an important role in promoting CO electro-oxidation by facilitating the formation of active oxygen species. The effect of Mo on the electronic structure of Pt was investigated using X-ray absorption spectroscopy to elucidate the synergetic effect of alloying. Our in-depth spectroscopic analysis revealed that CO is less strongly adsorbed on PtMo/C catalyst than on Pt/C catalyst due to the modulation of the electronic structure of Pt d-band. Our investigation shows that the enhanced CO electrooxidation in PtMo alloy electrocatalyst is originated from two factors; one comes from the facile formation of active oxygen species, and the other from the weak interaction between Pt and CO. | - |
dc.publisher | Korean Chemical Society | - |
dc.title | CO-Tolerant PtMo/C Fuel Cell Catalyst for H-2 Oxidation | - |
dc.type | Article | - |
dc.identifier.doi | 10.5012/bkcs.2011.32.10.3660 | - |
dc.identifier.wosid | 000296654500026 | - |
dc.identifier.scopusid | 2-s2.0-80055007414 | - |
dc.identifier.bibliographicCitation | Bulletin of the Korean Chemical Society, v.32, no.10, pp.3660 - 3665 | - |
dc.identifier.kciid | ART001600558 | - |
dc.description.isOpenAccess | FALSE | - |
dc.subject.keywordAuthor | CO electro-oxidation | - |
dc.subject.keywordAuthor | Fuel cell | - |
dc.subject.keywordAuthor | H2 oxidation | - |
dc.subject.keywordAuthor | PtMo electrocatalyst | - |
dc.subject.keywordAuthor | X-ray absorption spectroscopy | - |
dc.subject.keywordPlus | ABSORPTION | - |
dc.subject.keywordPlus | Absorption Spectroscopy | - |
dc.subject.keywordPlus | Active Oxygen Species | - |
dc.subject.keywordPlus | ALLOY CATALYST | - |
dc.subject.keywordPlus | ALLOY CATALYSTS | - |
dc.subject.keywordPlus | ALLOYS | - |
dc.subject.keywordPlus | CARBON-MONOXIDE | - |
dc.subject.keywordPlus | Catalyst Activity | - |
dc.subject.keywordPlus | Catalytic Oxidation | - |
dc.subject.keywordPlus | Co Electro-Oxidation | - |
dc.subject.keywordPlus | Co Electrooxidation | - |
dc.subject.keywordPlus | Co Oxidation | - |
dc.subject.keywordPlus | Colloidal Methods | - |
dc.subject.keywordPlus | Cyclic Voltammetry | - |
dc.subject.keywordPlus | Density Functional Theory | - |
dc.subject.keywordPlus | Electrocatalysts | - |
dc.subject.keywordPlus | ELECTROCATALYTIC ACTIVITY | - |
dc.subject.keywordPlus | Electrochemical Studies | - |
dc.subject.keywordPlus | Electronic Properties | - |
dc.subject.keywordPlus | Electronic Structure | - |
dc.subject.keywordPlus | ELECTROOXIDATION | - |
dc.subject.keywordPlus | Enhanced Catalytic Activity | - |
dc.subject.keywordPlus | Facile Formation | - |
dc.subject.keywordPlus | Fuel Cell | - |
dc.subject.keywordPlus | Fuel Cell Catalysts | - |
dc.subject.keywordPlus | Fuel Cells | - |
dc.subject.keywordPlus | H-2 Oxidation | - |
dc.subject.keywordPlus | Investments | - |
dc.subject.keywordPlus | Ionization of Gases | - |
dc.subject.keywordPlus | MIXTURES | - |
dc.subject.keywordPlus | Molybdenum | - |
dc.subject.keywordPlus | OXIDATION | - |
dc.subject.keywordPlus | Oxygen | - |
dc.subject.keywordPlus | Platinum | - |
dc.subject.keywordPlus | Platinum Alloys | - |
dc.subject.keywordPlus | PT-RU | - |
dc.subject.keywordPlus | Ptmo Electrocatalyst | - |
dc.subject.keywordPlus | ROTATING-DISK ELECTRODE | - |
dc.subject.keywordPlus | Spectroscopic Analysis | - |
dc.subject.keywordPlus | SPECTROSCOPY | - |
dc.subject.keywordPlus | Synergetic Effect | - |
dc.subject.keywordPlus | Weak Interactions | - |
dc.subject.keywordPlus | X-RAY-ABSORPTION | - |
dc.subject.keywordPlus | X-Ray Absorption Spectroscopy | - |
dc.subject.keywordPlus | X Ray Absorption | - |
dc.subject.keywordPlus | X Ray Absorption Spectroscopy | - |
dc.citation.endPage | 3665 | - |
dc.citation.number | 10 | - |
dc.citation.startPage | 3660 | - |
dc.citation.title | Bulletin of the Korean Chemical Society | - |
dc.citation.volume | 32 | - |
dc.description.journalRegisteredClass | scie | - |
dc.description.journalRegisteredClass | scopus | - |
dc.relation.journalResearchArea | Chemistry | - |
dc.relation.journalWebOfScienceCategory | Chemistry, Multidisciplinary | - |
dc.type.docType | Article | - |
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