δ-MnO₂ Cathode

Long-cycle stability

Combining crystal engineering and pH buffering to address Mn dissolution and structural collapse, enabling long-cycle aqueous zinc-ion batteries.

Zhang, Fan · Zhao, Bin · Han, Xiaogang

Materials 2025

Specifications

次循环后容量保持率

{'zh': '82.16', 'en': ''} %

次循环后放电比容量

{'zh': '117.25', 'en': ''} mAh g⁻¹

接触角

{'zh': '17.8', 'en': ''} °

Advantages

Charge transfer resistance of 78.17 Ω