An All-Climate Nonaqueous Hydrogen Gas-Proton Battery

Kai Zhang, Zaichun Liu, Nawab Ali Khan, Yirui Ma, Zehui Xie, Jingwen Xu, Taoli Jiang, Hongxu Liu, Zhengxin Zhu, Shuang Liu, Weiping Wang, Yahan Meng, Qia Peng, Xinhua Zheng, Mingming Wang, Wei Chen

科研成果: 期刊稿件文章同行评审

4 引用 (Scopus)

摘要

Rechargeable hydrogen gas batteries, driven by hydrogen evolution and oxidation reactions (HER/HOR), are emerging grid-scale energy storage technologies owing to their low cost and superb cycle life. However, compared with aqueous electrolytes, the HER/HOR activities in nonaqueous electrolytes have rarely been studied. Here, for the first time, we develop a nonaqueous proton electrolyte (NAPE) for a high-performance hydrogen gas-proton battery for all-climate energy storage applications. The advanced nonaqueous hydrogen gas-proton battery (NAHPB) assembled with a representative V2(PO4)3 cathode and H2 anode in a NAPE exhibits a high discharge capacity of 165 mAh g-1 at 1 C at room temperature. It also efficiently operates under all-climate conditions (from −30 to +70 °C) with an excellent electrochemical performance. Our findings offer a new direction for designing nonaqueous proton batteries in a wide temperature range.

源语言英语
页(从-至)1729-1737
页数9
期刊Nano Letters
24
5
DOI
出版状态已出版 - 7 2月 2024
已对外发布

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