Rechargeable Iodine Batteries: Fundamentals, Advances, and Perspectives

Shuo Yang, Xun Guo, Haiming Lv, Cuiping Han, Ao Chen, Zijie Tang, Xinliang Li, Chunyi Zhi*, Hongfei Li*

*Corresponding author for this work

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

74 Citations (Scopus)

Abstract

Lattice distortion and structure collapse are two intrinsic issues of intercalative-type electrodes derived from repeated ion shuttling. In contrast, rechargeable iodine batteries (RIBs) based on the conversion reaction of iodine stand out for high reversibility and satisfying voltage output characteristics no matter when dealing with both monovalent and multivalent ions. Foreseeable performance superiorities lead to an influx of considerable focus and thus a renaissance in RIBs. This review provides a comprehensive overview of the fundamental chemistry of RIBs from the perspectives of physicochemical properties, conversion mechanism, and existing issues. Fur-thermore, we refine the optimization strategies for high-performance RIBs, focusing on physical adsorption and chemical interaction strengthening, electrolytes regulation, and nanoscale-iodine design. Then the pros and cons of tremendous RIBs are compared and specified. Ultimately, we conclude with remaining challenges and perspectives to our best knowledge, which may inspire the construction of next-generation RIBs.
Original languageEnglish
Pages (from-to)13554–13572
JournalACS Nano
Volume16
Issue number9
Online published24 Aug 2022
DOIs
Publication statusPublished - 27 Sept 2022

Bibliographical note

Full text of this publication does not contain sufficient affiliation information. With consent from the author(s) concerned, the Research Unit(s) information for this record is based on the existing academic department affiliation of the author(s). Related Research Unit(s) information for this record is supplemented by the author(s) concerned.

Research Keywords

  • iodine batteries
  • multivalent ions
  • conversion mechanism
  • shuttling effect
  • physical/chemical interaction
  • electrolytes regulation
  • electrochemical performance
  • energy storage
  • LITHIUM-IODINE
  • IONIC LIQUID
  • ELECTROCHEMICAL OXIDATION
  • CATHODE MATERIALS
  • CARBON MATERIALS
  • NITROGEN
  • SULFUR
  • LIFE
  • ELECTRODE
  • REDUCTION

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