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Engineering hosts for Zn anodes in aqueous Zn-ion batteries

  • Yunhai Zhu
  • , Guojin Liang*
  • , Xun Cui
  • , Xueqin Liu
  • , Haixia Zhong
  • , Chunyi Zhi*
  • , Yingkui Yang*
  • *Corresponding author for this work

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

Abstract

Aqueous zinc-ion batteries (ZIBs) distinguish themselves among the numerous viable alternatives to lithium-ion batteries on account of their potential advantages, which encompass enhanced safety, cost-effectiveness, and eco-friendliness. However, the metal zinc (Zn) that makes ZIBs competitive is now being plagued by dendrite growth and spontaneous side reactions (hydrogen evolution reaction and water-induced corrosion). These unavoidable parasitic reactions degrade the output energy/power density and shorten the actual lifespan of the Zn anode, rendering it infeasible for ZIBs to access the practical energy storage system. Herein, we systematically summarize the host-design strategies for the Zn anode regarding substrate (accommodation of Zn deposits) and interface (protection of Zn anode) fabrications. In addition, for the purpose of developing a Zn anode that is chemically and electrochemically stable, we thoroughly elucidate the internal mechanisms of the regulation strategies while offering guidance for the rational design of Zn anodes. This review may suggest a prospective guideline for developing high-performance Zn anodes for use in sustainable ZIBs. © 2024 The Royal Society of Chemistry.
Original languageEnglish
Pages (from-to)369-385
Number of pages18
JournalEnergy and Environmental Science
Volume17
Issue number2
Online published29 Nov 2023
DOIs
Publication statusPublished - 21 Jan 2024

Funding

This work was financially supported by the National Natural Science Foundation of China (52301285, 52173091 and 51973235), the Program for Leading Talents of National Ethnic Affairs Commission of China (MZR21001), the Hubei Provincial Natural Science Foundation of China (2021CFA022), Wuhan Science and Technology Bureau (2020010601012198), and the State Key Laboratory of New Textile Materials and Advanced Processing Technologies (FZ2022013).

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

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