Deciphering the Degradation Mechanisms and Realize High‐Voltage Stability of A3V2(PO4)3 (A = Li+, Na+) in Aqueous Dual‐Ion Batteries

• Published in: Small (Weinheim an der Bergstrasse, Germany) Vol. 20; no. 47; pp. e2405171 - n/a
• Main Authors: Dong, Chongrui, Chen, Yuanjing, Ding, Yan, Pu, Xiangjun, Cao, Yuliang, Ma, Zhongyun, Chen, Zhongxue
• Format: Journal Article
• Language: English
• Published: Weinheim Wiley Subscription Services, Inc 01.11.2024
• Subjects: aqueous dual‐ion batteries; Batteries; Bonding strength; Cathodes; Cations; Cycles; Degradation; degradation mechanism; Doping; dual metal doping; Electrode materials; Iron; Li3V2(PO4)3 cathode; Lithium; Open channels; Polyelectrolytes; Sodium; voltage retention; Voltage stability; Zinc phosphate

Polyanionic A3V2(PO4)3 (A = Li+, Na+) with open channels have been extensively utilized as cathode materials for aqueous zinc‐metal batteries (AZMBs), whereas suffering from severe capacity fading and rapid operation voltage decay during cycling. when used as In this work, it is disclosed that the r...