A water-responsive molecule realizes stable Ah-scale Zn–I 2 pouch cells with high Zn utilization

作者：Yiyang Hu, shao-jian zhang, Han Wu, Qianru Chen, Pengfang Zhang, Junnan Hao, Shizhang Qiao · 发表于：Energy & Environmental Science · 年份：2026 · DOI：10.1039/d5ee06986f · 被引用次数：20 · 研究领域：Advanced battery technologies research、Covalent Organic Framework Applications、Electrocatalysts for Energy Conversion

Ectoine spontaneously forms dual charge centers in water, enabling polyiodide anchoring, tuning Zn 2+ solvation, and promoting stepwise iodide conversion. Consequently, the Zn–I 2 pouch cell retains 80% capacity after 1060 cycles at ∼65% ZUR.