Catechol-facilitated Sn2+ transport enables ultrahigh utilization rate of aqueous metallic tin anodes

Xiaojia Lan; Yuekai Lin; Zhaoyu Zhang; Wengcheng Du; Yufei Zhang; Minghui Ye; Zhipeng Wen; Yongchao Tang; Xiaoqing Liu; Chengchao Li

doi:10.1039/D5CC04279H

Catechol-facilitated Sn²⁺ transport enables ultrahigh utilization rate of aqueous metallic tin anodes

Xiaojia Lan,^ab Yuekai Lin,^ab Zhaoyu Zhang,^ab Wengcheng Du,^ab Yufei Zhang,^ab Minghui Ye,^ab Zhipeng Wen,^ab Yongchao Tang,^ab Xiaoqing Liu

*^ab and Chengchao Li

*^ab

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^a Guangdong Provincial Key Laboratory of Plant Resources Biorefinery, School of Chemical Engineering and Light Industry, Guangdong University of Technology, Guangzhou 510006, China
E-mail: licc@gdut.edu.cn, liu@gdut.edu.cn

^b Guangdong Provincial Laboratory of Chemistry and Fine Chemical Engineering Jieyang Center, Jieyang 515200, China

Abstract

Catechol, a multifunctional electrolyte additive leveraging p–π conjugation, is proposed to regulate Sn²⁺ solvation and facilitate Sn²⁺ transport. This synergy enables highly reversible plating/stripping of the Sn anode at ultrahigh utilization rates.

This article is part of the themed collection: 2025 Emerging Investigators

Chemical Communications

Catechol-facilitated Sn²⁺ transport enables ultrahigh utilization rate of aqueous metallic tin anodes

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Catechol-facilitated Sn²⁺ transport enables ultrahigh utilization rate of aqueous metallic tin anodes

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