Battery materials research focuses on developing new materials and technologies for batteries that can store and deliver energy more efficiently and effectively. This includes studying the properties and performance of materials such as electrodes, electrolytes, and separators in order to improve battery performance, lifespan, and safety. Researchers in this area also explore novel materials and designs for next-generation batteries, including lithium-ion, solid-state, and flow batteries, with the goal of advancing energy storage capabilities for a variety of applications, from portable electronics to electric vehicles and renewable energy storage systems.