Beneficial vs. inhibiting passivation by the native lithium solid electrolyte interphase revealed by electrochemical Li ⁺ exchange

DOI:

10.1039/d2ee04203g

Authors:

Gustavo M. Hobold, Kyeong‐Ho Kim, Betar M. Gallant

Abstract:

Electrolytes that achieve highest Li Coulombic efficiency display quantifiably higher rates of electrochemical Li + exchange. The effect is attributed to their improved SEI and better-percolated Li deposits that boost Li + exchange as the cell cycles.