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Engineering the Electronic State of a Perovskite Electrocatalyst for Synergistically Enhanced Oxygen Evolution Reaction

2015; Volume: 27; Issue: 39 Linguagem: Inglês

10.1002/adma.201502024

1521-4095

Yuqiao Guo, Yun Tong, Pengzuo Chen, Kun Xu, Jiyin Zhao, Yue Lin, Wangsheng Chu, Zhenmeng Peng, Changzheng Wu, Yi Xie,

Advanced battery technologies research

A surface hydrogen effect to modulate the pure electronic-state transition in perovskite Ca0.9 Yb0.1 MnO3 synergistically generates a more suitable eg electron filling status and better conductivity. This achieves 100 times higher catalytic activity compared to that of a pristine sample.