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

Researchers develop light transistor

TU Vienna has managed to turn the oscillation direction of beams of light – simply by applying an electrical current to a special material. This way, a transistor can be built that functions with light ...

Jul 08, 2013 4.9 / 5 (8) 1 | with audio podcast

Magnetic switching simplified

An international team of researchers has described a new physical effect that could be used to develop more efficient magnetic chips for information processing. The quantum mechanical effect makes it easier ...

Aug 07, 2013 5 / 5 (7) 0 | with audio podcast