Passivation layer formed on first charge from reductive decomposition of electrolyte at anode (Li₂CO₃, LiF, RCO₂Li). Critical for cycle life; engineered by additives (VC, FEC).
Passivation layer formed on first charge from reductive decomposition of electrolyte at anode (Li₂CO₃, LiF, RCO₂Li). Critical for cycle life; engineered by additives (VC, FEC).