News tagged with electrical field

Crystals for efficient refrigeration

(Phys.org)—Researchers at the Carnegie Institution have discovered a new efficient way to pump heat using crystals. The crystals can pump or extract heat, even on the nanoscale, so they could be used on ...

Nov 05, 2012
3.6 / 5 (10) 0 | with audio podcast

Nanoscale nonlinear light source created

Not long after the development of the first laser in 1960 scientists discovered that shining a beam through certain crystals produced light of a different color; more specifically, it produced light of exactly ...

Sep 22, 2011
5 / 5 (7) 4 | 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

Swarm's precise sense of magnetism

(Phys.org) —Although they were launched only five months ago, ESA's trio of Swarm satellites are already delivering results with a precision that took earlier missions 10 years to achieve.

May 08, 2014
4.9 / 5 (7) 1