News tagged with battery materials

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

The self-improvement of lithium-ion batteries

(Phys.org)—The search for clean and green energy in the 21st century requires a better and more efficient battery technology. The key to attaining that goal may lie in designing and building batteries not ...

Dec 03, 2012
4.8 / 5 (4) 2 | with audio podcast

Researchers boost silicon-based batteries

(Phys.org)—Researchers at Rice University have refined silicon-based lithium-ion technology by literally crushing their previous work to make a high-capacity, long-lived and low-cost anode material with ...

Nov 01, 2012
4.5 / 5 (10) 2 | with audio podcast