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Cited by 414

The DOI matches its Crossref record; 5 of the 5 references it cites were found in a registry or an index.

Zirconium‐Regulation‐Induced Bifunctionality in 3D Cobalt–Iron Oxide Nanosheets for Overall Water Splitting

Huang, Liangliang, Chen, Dawei, Luo, Gan, Lu, Ying‐Rui, Chen, Chen, Zou, Yuqin, Dong, Chung‐Li, Li, Yafei, Wang, Shuangyin·2019·Advanced Materials

Abstract

The design of high‐efficiency non‐noble bifunctional electrocatalysts for oxygen evolution reaction (OER) and hydrogen evolution reaction (HER) is paramount for water splitting technologies and associated renewable energy systems. Spinel‐structured oxides with rich redox properties can serve as alternative low‐cost OER electrocatalysts but with poor HER performance. Here, zirconium regulation in 3D CoFe 2 O 4 (CoFeZr oxides) nanosheets on nickel foam, as a novel strategy inducing bifunctionality toward OER and HER for overall water splitting, is reported. It is found that the incorporation of Zr into CoFe 2 O 4 can tune the nanosheet morphology and electronic structure around the Co and Fe sites for optimizing adsorption energies, thus effectively enhancing the intrinsic activity of active sites. The as‐synthesized 3D CoFeZr oxide nanosheet exhibits high OER activity with small overpotential, low Tafel slope, and good stability. Moreover, it shows unprecedented HER activity with a small overpotential of 104 mV at 10 mA cm−2 in alkaline media, which is better than ever reported counterparts. When employing the CoFeZr oxides nanosheets as both anode and cathode catalysts for overall water splitting, a current density of 10 mA cm−2 is achieved at the cell voltage of 1.63 V in 1.0 m KOH.

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Metadata

Authors
Huang, L., Chen, D., Luo, G., Lu, Y., Chen, C., Zou, Y., Dong, C., Li, Y., & Wang, S.
Venue
Advanced Materials
Publisher
Wiley
Published
2019-05-30
Volume
31
Issue
28
Pages
e1901439-e1901439
ISSN
  • 0935-9648 (ISSN-L)
  • 1521-4095
OpenAlex
W2947506674
Cited by
414
References
5
FWCI
12.27
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Zirconium‐Regulation‐Induced Bifunctionality in 3D Cobalt–Iron Oxide Nanosheets for Overall Water Splitting. https://app.cochat.ai/papers/10.1002/adma.201901439
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Huang, L., Chen, D., Luo, G., Lu, Y., Chen, C., Zou, Y., Dong, C., Li, Y., & Wang, S. (2019). Zirconium‐Regulation‐Induced Bifunctionality in 3D Cobalt–Iron Oxide Nanosheets for Overall Water Splitting. Advanced Materials. https://doi.org/10.1002/adma.201901439

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