Battery cathode energy storage

Could a new cathode improve lithium-ion batteries?

A research team from multiple institutions, led by Hailong Chen of Georgia Tech, has developed a new, cost-effective cathode with the potential to significantly enhance lithium-ion batteries (LIBs), potentially revolutionizing the electric vehicle (EV) market and large-scale energy storage systems.

What role do cathode materials play in a battery's performance?

Cathode materials affect capacity, energy, and efficiency, playing a major role in a battery’s performance, lifespan, and affordability. “Our cathode can be a game-changer,” said Chen, whose team describes its work in Nature Sustainability. “It would greatly improve the EV market — and the whole lithium-ion battery market.”

What are the advantages of a battery cathode?

This enhanced transport capability improves the charge–discharge performance, thereby increasing the rate capability of the cathode, extending the overall battery lifespan, and making it more suitable for demanding applications such as electric vehicles or stationary energy storage systems .

Are lithium-ion batteries a viable alternative energy storage system?

Lithium-ion batteries (LIBs) have been powering portable electronic devices and electric vehicles for over three decades. However, growing concerns regarding the limited availability of lithium resources and the subsequent surge in costs have prompted the exploration of alternative energy storage systems beyond LIBs.

Are rechargeable batteries a viable alternative to energy storage?

Among the array of energy storage technologies, rechargeable batteries are regarded as one of the most feasible alternatives due to their high energy efficiency and extended service life .

Which layered oxide cathode material is used for fast charging lithium-ion batteries?

Kang Y et al (2021) Phosphorus-doped lithium- and manganese-rich layered oxide cathode material for fast charging lithium-ion batteries. J Energy Chem 62:538–545