Zn-air batteriesOxygen evolution reactionOxygen reduction reactionA Zn-air battery is a potential next-generation energy storage device owing to its extremely high theoretical energy density. Currently, it is important to explore non-precious metal electrocatalysts with high electroactivity and stability ...
原位 XRD 结合XPS结果表明,在充放电过程中发生Cu-O-Cu↔Cu-O 和 Ni-O↔Ni-O-O-H 的可逆转化是提高电池效率和寿命的关键。该工作以“Copper Collector Generated Cu+/Cu2+Redox Pair for Enhanced Efficiency and Lifetime ...
Li C, Zhang Y, Yuan M, Liu Y, Lan H, Li Z, Liu K, Wang L (2023) A pH-universal ORR catalyst with S heteroatom doping single-atom iron sites derived from a 2D flake-like MOF for superior flexible quasi-solid-state rechargeable Zn-air battery. Chem Eng J 471:144515 ArticleCASGoogl...
An Air-Rechargeable Zn Battery Enabled by Organic–Inorganic Hybrid Cathode Junjie Shi, Ke Mao, Qixiang Zhang, Zunyu Liu, Fei Long, Li Wen… Article:53 Download PDF (9420KB) View Article Article Mutual Self-Regulation of d-Electrons of Single Atoms and Adjacent Nanoparticles for Bifunctiona...
Degradation of α-MnO 2 in Zn-air battery gas-diffusion electrodes: An investigation based on chemical-state mapping Rechargeable zinc-air batteries (RZABs) could enable cheap and safe high energy density electrochemical energy storage, but durability issues impair their real-life implementation, both...
金属空气电池,如锌-空气电池(ZABs),具有高能量密度、优异的经济性和环境友好性,被认为是下一代储能和转换系统中最有潜力的一种能源装置。作为电池的关键部件,电解质决定了正极和负极的离子传输和界面化学。 华中科技大学夏宝玉教授课题组开发了一种由聚丙烯酰胺(PAM)、海藻酸钠(SA)和碘化钾(KI)组成的新型双网络结构...
et al. Engineering dual single-atom sites on 2D ultrathin N-doped carbon nanosheets attaining ultra-low temperature Zn-air battery. Angew. Chem. Int. Ed. 61, e202115219 (2022). 43. Wang, Z. et al. Bifunctional polymer electrolyte with higher lithium-ion transference number for lithium-...
The Zn-air battery assembled with catalyst Fe8Co0.2-NC-800 could maintain a stable charge discharge platform in 1701 cycles of 311 h.Abstract Developing high-performance and low-cost electrocatalysts is key to achieve the clean-energy target. Herein, a dual regulation method is proposed to prepa...
Zn-air batteryanode reactionselectrolyteThe anode is the compartment for energy storage in Zn-air secondary batteries. In contrast, the cathode has no storage material but catalyzes the conversion of oxygen to hydroxide and vice versa. Because the composition of the anode varies with the state of...