High-Valent IrOx-NiFeOOH OER Electrode

241 mV at 200 mA cm⁻²

Asymmetric electron transfer induces high-valent IrOx in NiFeOOH, markedly lowering the OER energy barrier for efficient and stable water oxidation at industrial current densities.

Zhu, Yu · Zhixiong, Cai · Qiliang, Wei · Chen, Runzhe · Guo, Fei · YingHui, Jiang · Yong, Xiao · Jianing, Guo · Zichen, Wang · Zhong, Jun · Cheng, Niancai

Advanced Functional Materials 2025

Specifications

IrO CC

{'zh': '200', 'en': ''} mA cm⁻²

Advantages

Ultra-low overpotential of 241 mV at 200 mA cm⁻²

Stable operation for 160 h at 200 mA cm⁻²