Activation of a Ni electrocatalyst through spontaneous transformation of nickel sulfide to nickel hydroxide in an oxygen evolution reaction
DC Field | Value | Language |
---|---|---|
dc.contributor.author | Lee, Minoh | - |
dc.contributor.author | Oh, Hyung-Suk | - |
dc.contributor.author | Cho, Min Kyung | - |
dc.contributor.author | Ahn, Jae-Pyoung | - |
dc.contributor.author | Hwang, Yun Jeong | - |
dc.contributor.author | Min, Byoung Koun | - |
dc.date.accessioned | 2021-09-02T05:15:28Z | - |
dc.date.available | 2021-09-02T05:15:28Z | - |
dc.date.created | 2021-06-19 | - |
dc.date.issued | 2018-10-05 | - |
dc.identifier.issn | 0926-3373 | - |
dc.identifier.uri | https://scholar.korea.ac.kr/handle/2021.sw.korea/72512 | - |
dc.description.abstract | Ni-sulfide compounds synthesized on Ni foam by simple thermal sulfurization are employed as electrocatalysts for water oxidation, resulting in superior activity in alkaline electrolyte media. The role of sulfur in Ni-sulfide was found to be an activator that transformed sulfide into hydroxide, which was eventually transformed into (oxy)hydroxide. The Ni-(oxy)hydroxide phase was also found to be layered and/or amorphous. This activated catalyst showed significant enhancement in water oxidation performance with a low overpotential value of 256 WV at current density of 10 mA cm -2. Our observation could offer important insight into metal-chalcogenide electrocatalyst for water oxidation. | - |
dc.language | English | - |
dc.language.iso | en | - |
dc.publisher | ELSEVIER SCIENCE BV | - |
dc.subject | WATER OXIDATION CATALYST | - |
dc.subject | HYDROGEN EVOLUTION | - |
dc.subject | SUPERCAPACITOR ELECTRODES | - |
dc.subject | OXIDE | - |
dc.subject | EFFICIENT | - |
dc.subject | NI3S2 | - |
dc.subject | METAL | - |
dc.subject | FILM | - |
dc.subject | NANOPARTICLES | - |
dc.subject | PERFORMANCE | - |
dc.title | Activation of a Ni electrocatalyst through spontaneous transformation of nickel sulfide to nickel hydroxide in an oxygen evolution reaction | - |
dc.type | Article | - |
dc.contributor.affiliatedAuthor | Min, Byoung Koun | - |
dc.identifier.doi | 10.1016/j.apcatb.2018.03.083 | - |
dc.identifier.scopusid | 2-s2.0-85053012021 | - |
dc.identifier.wosid | 000434888600014 | - |
dc.identifier.bibliographicCitation | APPLIED CATALYSIS B-ENVIRONMENTAL, v.233, pp.130 - 135 | - |
dc.relation.isPartOf | APPLIED CATALYSIS B-ENVIRONMENTAL | - |
dc.citation.title | APPLIED CATALYSIS B-ENVIRONMENTAL | - |
dc.citation.volume | 233 | - |
dc.citation.startPage | 130 | - |
dc.citation.endPage | 135 | - |
dc.type.rims | ART | - |
dc.type.docType | Article | - |
dc.description.journalClass | 1 | - |
dc.description.journalRegisteredClass | scie | - |
dc.description.journalRegisteredClass | scopus | - |
dc.relation.journalResearchArea | Chemistry | - |
dc.relation.journalResearchArea | Engineering | - |
dc.relation.journalWebOfScienceCategory | Chemistry, Physical | - |
dc.relation.journalWebOfScienceCategory | Engineering, Environmental | - |
dc.relation.journalWebOfScienceCategory | Engineering, Chemical | - |
dc.subject.keywordPlus | WATER OXIDATION CATALYST | - |
dc.subject.keywordPlus | HYDROGEN EVOLUTION | - |
dc.subject.keywordPlus | SUPERCAPACITOR ELECTRODES | - |
dc.subject.keywordPlus | OXIDE | - |
dc.subject.keywordPlus | EFFICIENT | - |
dc.subject.keywordPlus | NI3S2 | - |
dc.subject.keywordPlus | METAL | - |
dc.subject.keywordPlus | FILM | - |
dc.subject.keywordPlus | NANOPARTICLES | - |
dc.subject.keywordPlus | PERFORMANCE | - |
dc.subject.keywordAuthor | Electrocatalyst | - |
dc.subject.keywordAuthor | Oxygen evolution reaction | - |
dc.subject.keywordAuthor | Nickel sulfide | - |
dc.subject.keywordAuthor | Nickel hydroxide | - |
dc.subject.keywordAuthor | Metal-chalcogenide | - |
Items in ScholarWorks are protected by copyright, with all rights reserved, unless otherwise indicated.
(02841) 서울특별시 성북구 안암로 14502-3290-1114
COPYRIGHT © 2021 Korea University. All Rights Reserved.
Certain data included herein are derived from the © Web of Science of Clarivate Analytics. All rights reserved.
You may not copy or re-distribute this material in whole or in part without the prior written consent of Clarivate Analytics.