A Self-Healing Chemistry-Enabled Organic Cathode for Sustainable and Stable Sodium-Ion Batteries

  • Jinghao Huang
  • , Shi Li
  • , Eric Youngsam Kim
  • , Lei Cheng
  • , Gui Liang Xu
  • , Khalil Amine
  • , Chunsheng Wang
  • , Chao Luo

Research output: Contribution to journalArticlepeer-review

16 Scopus citations

Abstract

Sodium-on batteries (SIBs) are promising alternatives to lithium-ion batteries (LIBs) because of the low cost, abundance, and high sustainability of sodium resources. Analogous to LIBs, the high-capacity electrodes in SIBs always suffer from rapid capacity decay upon long-term cycling due to the particle pulverization induced by a large volume change. Circumventing particle pulverization plays a critical role in developing high-energy and long-life SIBs. Herein, tetrahydroxy-1,4-benzoquinone disodium salt (TBDS) that can self-heal the cracks by hydrogen bonding between hydroxyl group and carbonyl group is employed as a cathode for sustainable and stable SIBs. The self-healing TBDS exhibits long cycle life of 1000 cycles with a high rate capability up to 2 A g−1 due to the fast Na-ion diffusion reaction in the TBDS cathode. The intermolecular hydrogen bonding has been comprehensively characterized to understand the self-healing mechanism. The hydrogen bonding-enabled self-healing organic materials are promising for developing high-energy and long-cycle-life SIBs.

Original languageEnglish
Article number2300211
JournalSmall Structures
Volume4
Issue number12
DOIs
StatePublished - Dec 2023

Funding

This work was supported by the US National Science Foundation Award No. 2000102. The authors also acknowledge the support from the Nanostructures for Electrical Energy Storage (NEES), an Energy Frontier Research Center funded by the US Department of Energy, Office of Science, Basic Energy Sciences, under Award number DESC0001160. Research at the Argonne National Laboratory was funded by the US Department of Energy (DOE), Vehicle Technologies Office. Support from Tien Duong of the US DOE's Office of Vehicle Technologies Program is gratefully acknowledged. Use of the Advanced Photon Source (APS), an Office of Science user facilities, was supported by the US Department of Energy, Office of Science and Office of Basic Energy Sciences, under contract no. DE‐AC02‐06CH11357.

Keywords

  • cathodes
  • hydrogen bonding
  • self-healing chemistry
  • sodium-ion batteries
  • tetrahydroxy-1,4-benzoquinone disodium salt

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