How lithium-ion batteries work

The lithium-ion cell has a structure with a positive electrode layer, usually of lithium cobalt oxide; a negative electrode layer made of a specialty carbon; and a micro-perforated separator layer. The sheets are submerged in a solvent that acts as the electrolyte.

How lithium-ion batteries work
Sources: University of California and HowStuffWorks, Discovery Communications. By Tobey/The Washington Post. Published on January 17, 2013, 7:46 p.m.

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