Status and Development of Cathode Materials for Lithium-Ion Batteries

Abstract

Driven by the energy transition and the wave of electrification, efficient battery technology is a core requirement in today's society. Lithium-ion batteries, with their high energy density and long lifespan, occupy an important place in sustainable energy storage solutions. However, the overall performance and economics of the batteries greatly depend on the cathode materials used in them, and innovations in this area are critical to the advancement of battery technology. This study focuses on the latest research findings on cathode materials for lithium-ion batteries, providing an in-depth analysis of key materials such as lithium cobalt oxide, lithium manganese oxide, lithium nickel oxide, lithium iron phosphate, and ternary materials. The article details the chemical properties and performance optimisation of these materials. Through a comparative analysis, this paper aims to reveal the comprehensive performance of different cathode materials and explore their potential for improving battery energy density, reducing cost, and enhancing safety. The importance of this research lies in the fact that it provides an in-depth understanding of cathode materials for lithium-ion batteries, offering a key guide to the innovation and development of future battery technologies. This is not only of practical significance for the advancement of efficient, economical, and environmentally friendly battery technologies but also provides a valuable reference for related industries and academia.