Engineering

New materials could enable longer-lasting implantable batteries

For the last few decades, battery research has largely focused on rechargeable lithium-ion batteries, which are used in everything from electric cars to portable electronics and have improved dramatically in terms of affordability ...

Energy & Green Tech

Lithium-ion battery material breaks barrier on fast charging

Researchers at the Department of Energy's Oak Ridge National Laboratory and the University of Tennessee, Knoxville, discovered a key material needed for fast-charging lithium-ion batteries. The commercially relevant approach ...

Energy & Green Tech

Building a better, cheaper battery for power grids

Batteries do the heavy lifting to store excess solar energy on power grids for use after sundown, but to operate, they also rely on pricey elements like platinum.

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