What question did this study set out to answer?

The study aims to enhance oxygen evolution activity in NiFe-LDH nanosheets through Cr doping.

May 29, 2026CrystEngComm0 citations

Boosting oxygen evolution activity via Cr-induced electronic and structural modulation in NiFe-LDH nanosheets

Q: What does this research mean for the field?

Chromium doping in NiFe-LDH nanosheets significantly enhances oxygen evolution reaction activity by tailoring atomic defects and optimizing the active-site electronic environment. Novelty: ClaimNovelty.INCREMENTAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

YWYue Wang YZYuhao Zhou XZXuan Zhao

Key Points

The study aims to enhance oxygen evolution activity in NiFe-LDH nanosheets through Cr doping.
NiFeCr-3 synthesized using hydrothermal methods.
Evaluation of overpotentials at 50 and 100 mA cm−2.
Overpotential of 287 mV at 50 mA cm−2.
Overpotential of 331 mV at 100 mA cm−2.
Performance improvement attributed to Cr doping optimizing electronic environment and atomic defects.

Abstract

NiFeCr-3, synthesized hydrothermally, exhibits overpotentials of 287 and 331 mV at 50 and 100 mA cm −2 . The enhanced performance is due to Cr doping tailoring atomic defects and optimizing the active-site electronic environment.

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