Ce/Cu-Co-modified cobalt-based nanosheets

Bifunctional overall water splitting

Synergistic modification with stable ceria and tunable copper metal/oxide optimizes the electronic structure of cobalt-based catalysts, enhancing both HER and OER activity.

Huan, Zheng · Yin, Tao · Jialong, Yu · Xu, Wei · Weizhen, Zhang · Qi-Hui, Yu · Guo, Yingnan · Guan, Li · Xiaolei, Huang · Wang, Fenghe

Journal of Materials Chemistry A 2024

Specifications

HER overpotential mV

{'zh': '94', 'en': '10'} mA cm⁻²

OER overpotential mV

{'zh': '246', 'en': '10'} mA cm⁻²

Advantages

Theoretical calculations reveal CeO₂ regulates d-band center of active sites