News tagged with battery performance

Why lithium-ion-batteries fail

Materials in lithium ion battery electrodes expand and contract during charge and discharge. These volume changes drive particle fracture, which shortens battery lifetime. A group of ETH scientists together ...

Oct 17, 2013 4.6 / 5 (24) 0 | with audio podcast

For better batteries, just add water

Lithium-ion batteries are now found everywhere in devices such as cellular phones and laptop computers, where they perform well. In automotive applications, however, engineers face the challenge of squeezing ...

Jul 04, 2013 4.6 / 5 (26) 3 | with audio podcast

Charging up the auto industry

This year's iconic North American International Auto Show featured a wave of new hybrid and electric cars that suggest the vehicles have truly come into their own. But what's the future for the technology needed to power ...

Feb 21, 2012 not rated yet 0