News tagged with voltage

New nanoscale electrical phenomenon discovered

At the scale of the very small, physics can get peculiar. A University of Michigan biomedical engineering professor has discovered a new instance of such a nanoscale phenomenon -- one that could lead to faster, less expensive ...

May 18, 2010
4.5 / 5 (13) 0 | with audio podcast

A primary voltage standard for the whole world

(Phys.org) —PML researchers are on the verge of reaching a long-sought major goal: Providing the world with a programmable quantum voltage standard that has an uncertainty of less than 1 part per billion, ...

Apr 09, 2013
4.6 / 5 (11) 0 | with audio podcast

New 'soft' motor made from artificial muscles

The electrostatic motor, used more than 200 years ago by Benjamin Franklin to rotisserie a turkey, is making a comeback in a promising new design for motors that is light, soft, and operates without external electronic controllers.

Feb 15, 2012
4.8 / 5 (9) 0 | with audio podcast

Hair sensor uncovers hidden signals

An "artificial cricket hair" used as a sensitive flow sensor has difficulty detecting weak, low-frequency signals – they tend to be drowned out by noise. But now, a bit of clever tinkering with the flexibility ...

Jun 06, 2013
5 / 5 (3) 0 | with audio podcast

Toward tinier transistors

(Phys.org) —The foundation of many, many modern electronic devices – including computers, smart phones, and televisions – is the silicon transistor. However, the shrinking of consumer electronics is ...

Jul 03, 2013
4.3 / 5 (3) 0 | with audio podcast