Fabrication of MoSe2 decorated three-dimensional graphene composites structure as a highly stable electrocatalyst for improved hydrogen evolution reaction
- Authors
- Hussain, Sajjad; Vikraman, Dhanasekaran; Akbar, Kamran; Naqvi, Bilal Abbas; Abbas, Syed Mustansar; Kim, Hyun-Seok; Chun, Seung-Hyun; Jung, 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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Collections - College of Engineering > Department of Electronics and Electrical Engineering > 1. Journal Articles

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