Hybrid quantum-classical treatment of lithium ion transfer reactions at graphite-electrolyte interfaces

Research output: Contribution to journalArticlepeer-review

Abstract

Ion intercalation and deintercalation (IID) reactions in rechargeable metal-ion batteries are affected by the electrochemical double layer (EDL) at solid-liquid interfaces. Yet, EDL effects on the kinetics of IID reactions are less considered. Here, we develop a hybrid quantum-classical model for IID reactions at graphite-electrolyte interfaces that accounts for the coupling of ion and electron transfer processes, and the influence of the inhomogeneous local EDL environment. The model is employed to understand how the structural deformation of the graphite electrode, the electric potential, and the solvent dipole moment shape the kinetics of IID reactions.

Original languageEnglish
Article number232880
JournalJournal of Power Sources
Volume564
DOIs
Publication statusPublished - 30 Apr 2023

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

Keywords

  • Electric double layer
  • Hybrid quantum-classical model
  • Ion intercalation and deintercalation reaction
  • Mechano-electrochemical effects

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