Batteries smaller than a grain of salt
Tuesday, October 19, 2010 - 16:31
in Physics & Chemistry
Lithium-ion batteries have become ubiquitous in today's consumer electronics -- powering our laptops, phones, and iPods. Research funded by DARPA is pushing the limits of this technology and trying to create some of the tiniest batteries on Earth, the largest of which would be no bigger than a grain of sand.