Energy & Green Tech

Using crumpled graphene balls to make better batteries

Lithium metal-based batteries have the potential to turn the battery industry upside down. With the theoretically ultra-high capacity of lithium metal used by itself, this new type of battery could power everything from personal ...

Energy & Green Tech

Taming 'dendrites' could bring better lithium-ion batteries

Researchers have learned the mechanisms behind a common type of failure in lithium-ion batteries caused by the formation and growth of "dendrites," findings that could aid in the design of faster-charging and longer-lasting ...