CAR Fall, 2024 External Advisory Board Presentation

Overview Of Aging Mechanisms in Batteries

Major degradation mechanisms

• SEI layer Formation • Loss of Active Material • Lithium Plating

[1]. Birkl CR, Roberts MR, McTurk E, Bruce PG, Howey DA. Degradation diagnostics for lithium ion cells. Journal of Power Sources. 2017 Feb 15;341:373-86.

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