Structural, Dynamic, and Chemical Complexities in Zinc Anode of an Operating Aqueous Zn-Ion Battery

Guannan Qian, Guibin Zan, Jizhou Li, Sang-Jun Lee, Yong Wang, Yingying Zhu, Sheraz Gul, David J. Vine, Sylvia Lewis, Wenbing Yun, Zi-Feng Ma, Piero Pianetta, Jun-Sik Lee, Linsen Li*, Yijin Liu*

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

88 Citations (Scopus)

Abstract

Aqueous Zn-ion battery is a promising technology for electrochemical energy storage. The formation of Zn dendrites, however, can jeopardize the cell cycle life and thus, hinders the industrial adoption of this technology. A fundamental understanding of the kinetic mechanisms is crucial for improving the Zn-ion battery. Here, in situ and operando X-ray microscopy methods are utilized to visualize the Zn plating and stripping behaviors under different electrochemical conditions. It is demonstrated that the substrate curvature, local morphology, electrochemical protocols, and the surface chemistry can collectively affect the Zn plating behavior. These results provide new insights for developing the next-generation dendrite-free and long-span aqueous Zn-ion battery.
Original languageEnglish
Article number2200255
JournalAdvanced Energy Materials
Volume12
Issue number21
Online published22 Apr 2022
DOIs
Publication statusPublished - 2 Jun 2022
Externally publishedYes

Research Keywords

  • operando
  • plating/stripping
  • X-ray imaging
  • Zn-ion batteries
  • Data Science

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