Ultrahigh Retention over 60k Cycles
An iron-tuned vanadium oxide heterostructure that optimizes iodine adsorption-desorption dynamics and enhances ion transport, enabling ultralong-cycling zinc-iodine batteries.
Fan, Li · Shang, Sun · Ma, Lina · Zhang, Wenjing · Min, Zhou · Yu, Fu · Hengrui, Guo · Xue-Ying, Su · Jinliang, Shi · Luo, Hao · Yang, Yang
Advanced Functional Materials 2025
81.48% capacity retention after 60,000 cycles at 20 A g⁻¹