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Cited by 365

The DOI matches its Crossref record; 59 of the 59 references it cites were found in a registry or an index.

FeS2/CoS2 Interface Nanosheets as Efficient Bifunctional Electrocatalyst for Overall Water Splitting

Li, Yuxuan, Yin, Jie, An, Li, Lu, Min, Sun, Ke, Zhao, Yong‐Qin, Gao, Daqiang, Cheng, Fangyi, Xi, Pinxian·2018·Small

Abstract

Electrochemical water splitting to produce hydrogen and oxygen, as an important reaction for renewable energy storage, needs highly efficient and stable catalysts. Herein, FeS 2/CoS 2 interface nanosheets (NSs) as efficient bifunctional electrocatalysts for overall water splitting are reported. The thickness and interface disordered structure with rich defects of FeS 2/CoS 2 NSs are confirmed by atomic force microscopy and high‐resolution transmission electron microscopy. Furthermore, extended X‐ray absorption fine structure spectroscopy clarifies that FeS 2/CoS 2 NSs with sulfur vacancies, which can further increase electrocatalytic performance. Benefiting from the interface nanosheets' structure with abundant defects, the FeS 2/CoS 2 NSs show remarkable hydrogen evolution reaction (HER) performance with a low overpotential of 78.2 mV at 10 mA cm−2 and a superior stability for 80 h in 1.0 m KOH, and an overpotential of 302 mV at 100 mA cm−2 for the oxygen evolution reaction (OER). More importantly, the FeS 2/CoS 2 NSs display excellent performance for overall water splitting with a voltage of 1.47 V to achieve current density of 10 mA cm−2 and maintain the activity for at least 21 h. The present work highlights the importance of engineering interface nanosheets with rich defects based on transition metal dichalcogenides for boosting the HER and OER performance.

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Metadata

Authors
Li, Y., Yin, J., An, L., Lu, M., Sun, K., Zhao, Y., Gao, D., Cheng, F., & Xi, P.
Venue
Small
Publisher
Wiley
Published
2018-05-28
Volume
14
Issue
26
Pages
e1801070-e1801070
ISSN
  • 1613-6810 (ISSN-L)
  • 1613-6829
OpenAlex
W2805740080
Cited by
365
References
59
FWCI
12.84
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: FeS2/CoS2 Interface Nanosheets as Efficient Bifunctional Electrocatalyst for Overall Water Splitting. https://app.cochat.ai/papers/10.1002/smll.201801070
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Li, Y., Yin, J., An, L., Lu, M., Sun, K., Zhao, Y., Gao, D., Cheng, F., & Xi, P. (2018). FeS2/CoS2 Interface Nanosheets as Efficient Bifunctional Electrocatalyst for Overall Water Splitting. Small. https://doi.org/10.1002/smll.201801070

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