Nickel Cobalt Aluminum Oxide (NCA) is a type of lithium-ion battery cathode material known for its high energy density and stability. It is composed of nickel, cobalt, and aluminum, which work together to enhance the battery's performance. NCA batteries are commonly used in electric vehicles and energy storage systems due to their ability to provide long-lasting power. The unique composition of NCA allows for improved thermal stability and cycle life compared to other cathode materials. This makes it a popular choice among manufacturers, including Tesla, which utilizes NCA in some of its electric vehicle models. Overall, NCA plays a significant role in advancing battery technology.