News tagged with charges

Study sheds new light on why batteries go bad

A comprehensive look at how tiny particles in a lithium ion battery electrode behave shows that rapid-charging the battery and using it to do high-power, rapidly draining work may not be as damaging as researchers ...

Sep 14, 2014
4.7 / 5 (21) 0

An ultrasensitive molybdenum-based image sensor

A new material has the potential to improve the sensitivity of photographic image sensors by a factor of five. In 2011, an EPFL team led by Andras Kis discovered the amazing semi-conducting properties of ...

Jun 12, 2013
4.8 / 5 (18) 3 | with audio podcast

Graphene joins the race to redefine the ampere

A new joint innovation by the National Physical Laboratory (NPL) and the University of Cambridge could pave the way for redefining the ampere in terms of fundamental constants of physics. The world's first ...

May 12, 2013
4.7 / 5 (17) 7 | with audio podcast