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Cited 37 time in webofscience Cited 39 time in scopus
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Fabrication of MoSe2 decorated three-dimensional graphene composites structure as a highly stable electrocatalyst for improved hydrogen evolution reaction

Authors
Hussain, SajjadVikraman, DhanasekaranAkbar, KamranNaqvi, Bilal AbbasAbbas, Syed MustansarKim, Hyun-SeokChun, Seung-HyunJung, Jongwan
Issue Date
Dec-2019
Publisher
PERGAMON-ELSEVIER SCIENCE LTD
Keywords
MoSe2; Graphene; Hybrids; Gibbs energy; Electrocatalyst
Citation
RENEWABLE ENERGY, v.143, pp 1659 - 1669
Pages
11
Indexed
SCIE
SCOPUS
Journal Title
RENEWABLE ENERGY
Volume
143
Start Page
1659
End Page
1669
URI
https://scholarworks.dongguk.edu/handle/sw.dongguk/7383
DOI
10.1016/j.renene.2019.05.126
ISSN
0960-1481
1879-0682
Abstract
Herein, we demonstrated the highly active and stable composites of molybdenum diselenide/carbon cloth (MoSe2/CC), molybdenum diselenide/nickel foam (MoSe2 /NF), molybdenum diselenide (MoSe2/graphene/NF) electrocatalysts. The electrochemical hydrogen evolution reaction (HER) performance revealed that MoSe2/graphene/NF electrocatlyst have a platinum-like activity with overpotential 92 mV at 10 mAcm(-2) and a small Tafel slope of 42 mV dec(-1) in an acidic medium, which is the best among the non-noble metal hydrogen evolution catalysts. Our experimental findings validated by first-principle calculations using density of states near the Fermi level which increased the carrier concentration of electron and mobility for superior HER performance. (C) 2019 Elsevier Ltd. All rights reserved.
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