Our Cathode cell is typically made of a lithium-containing metal oxide.
The materials we used in the cathodes are:

Lithium Nickel Cobalt Aluminum Oxide (NCA)
Lithium Nickel Manganese Cobalt Oxide (NMC)
Lithium Manganese Oxide (LMO)
Lithium Cobalt Oxide (LCO)
Lithium Iron Phosphate (LFP)

The image of our designed cathode