News tagged with electrical pulses

A new twist for quantum systems

Physicists at ETH Zurich have developed a method for precisely controlling quantum systems by exploiting a trick that helps cats to land on their feet and motorists to fit their cars into parking spots. In ...

Apr 17, 2013
4 / 5 (5) 7 | with audio podcast

X-rays capture electron 'dance'

(Phys.org)—The way electrons move within and between molecules, transferring energy as they go, plays an important role in many chemical and biological processes, such as the conversion of sunlight to energy ...

Jan 31, 2013
4.6 / 5 (5) 0 | with audio podcast

Making insulator conduct

(Phys.org)—New results on the interaction of femto- and attosecond light pulses with a solid insulator hold promise for reaching electronic switching rates up to the petahertz domain.

Dec 05, 2012
5 / 5 (4) 2 | with audio podcast

Less wear, longer life for memory storage device

Probe storage devices read and write data by making nanoscale marks on a surface through physical contact. The technology may one day extend the data density limits of conventional magnetic and optical storage, but current ...

Sep 12, 2012
not rated yet 0

Towards 'unbreakable' message exchange

Single particles of light, also known as photons, have been produced and implemented into a quantum key distribution (QKD) link, paving the way for unbreakable communication networks.

Aug 03, 2012
4.8 / 5 (5) 7 | with audio podcast