Battery Components
Anode
The battery electrode that releases electrons during discharge and receives lithium ions during charging.
EV Dictionary: Battery Components
Browse electric vehicle terms and definitions related to Battery Components. 6 terms
Battery Components
Cathode
The battery electrode where reduction occurs, commonly named as the positive electrode defined during discharge.
Battery Components
Current Collector
The conductive substrate that carries electrons between an electrode coating and the cell terminals.
Battery Components
Electrolyte
The ion-conducting medium inside a battery, distinct from the electron path through the external circuit.
Battery Components
Separator
The porous insulating layer that keeps battery electrodes apart while allowing ions to pass.
Battery Components
Solid Electrolyte Interphase (SEI)
A passivating reaction-product layer that forms where an electrode meets the electrolyte.