News tagged with performance

Boeing advises about engine icing problems

Boeing is alerting airlines about possible engine icing problems on some of its new planes. It is recommending that planes with a specific General Electric engine avoid flying near thunderstorms that might contain ice crystals.

Nov 24, 2013 4 / 5 (3) 0

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

New life for old TV screens

Television sets have changed dramatically in recent years, with the introduction of flat-screen LCD, plasma and LED monitors. These new technologies have virtually eliminated the old-fashioned cathode ray ...

Sep 26, 2013 4 / 5 (1) 1