News tagged with electrical field

Ultrafast switch for superconductors

(PhysOrg.com) -- A high-temperature superconductor can now be switched on and off within a trillionth of a second – 100 years after the discovery of superconductivity and 25 years after the first high-temperature ...

Jul 06, 2011
4.3 / 5 (9) 6 | with audio podcast

Putting a new spin on computing

(PhysOrg.com) -- Physicists at the University of Arizona have achieved a breakthrough toward the development of a new breed of computing devices that can process data using less power.

Jun 21, 2011
4 / 5 (5) 6 | with audio podcast

Microtechnology: Miniature magnetic switches

Transistors are commonly used in electronics as switches to turn an electrical current on or off. For applications that require a very large ratio between the on and off current, however, it is necessary to ...

Apr 14, 2011
5 / 5 (2) 0

Cable-free charging of electric cars via coils

In the future, motorists will no longer need a cable to recharge the batteries of their electric cars, thanks to a development project for inductive charging, which Siemens presented at Hannover Messe 2011. ...

Apr 11, 2011
5 / 5 (6) 3

Image: Pretty in pink

(PhysOrg.com) -- Inside the Plasma Spray-Physical Vapor Deposition, or PS-PVD, ceramic powder is introduced into the plasma flame, which vaporizes it and then condenses it to form the ceramic coating.

Apr 04, 2011
4 / 5 (1) 0