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SCIENCE Chemistry Lithium-ion Battery Chemistry

Lithium-ion Battery Chemistry

Inside lithium-ion batteries, tiny lithium ions shuttle to power your devices efficiently

31 Oct 2025

What role do lithium ions play in the operation of a lithium-ion battery?

They remain stationary and only electrons move to generate electricity. They react permanently with the electrolyte to produce energy. They move between the anode and cathode to facilitate charge and discharge cycles.