Dual-effect pre-potassiation unlocks stable and high-energy potassium-ion batteries

Energy & Environmental Science 2026

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Authors: Nan Li, Yixiang He, Jiacheng Zhu, Xiaofang Wang, Yifan Chen, Yusi Yang, Linlin Wang, Xiaogang Niu, Xiao Ji, Xuefeng Wang, Qianfan Zhang, Yujie Zhu
DOI: 10.1039/d5ee06846k
Cited by: 4
References: 50

Abstract

An overdischarge strategy is proposed to enable the in situ formation of K x Mn[Fe(CN) 6 ] ( x > 2) and the generation of a robust SEI, significantly improving the cyclability and energy density of K 2 Mn[Fe(CN) 6 ]–graphite potassium-ion batteries.

Fields of Study & Subjects

Advancements in Battery Materials Extraction and Separation Processes Advanced Battery Materials and Technologies

Publication details

Journal / source
Energy & Environmental Science
Publisher
Royal Society of Chemistry (RSC)
Volume
19
Issue
8
Pages
2703–2714
Publication date
1 January 2026
Language
EN