News tagged with light switches

A single-atom light switch

With just a single atom, light can be switched between two fibre optic cables at the Vienna University of Technology. Such a switch enables quantum phenomena to be used for information and communication technology.

Nov 05, 2013
4.8 / 5 (23) 0 | with audio podcast

A 3-D light switch for the brain

A new tool for neuroscientists delivers a thousand pinpricks of light to a chunk of gray matter smaller than a sugar cube. The new fiber-optic device, created by biologists and engineers at the Massachusetts ...

Nov 19, 2012
4.6 / 5 (8) 0 | with audio podcast

Using carbon to control the light

(Phys.org) —The flip of a light switch – a nano-scale light switch – may some day dramatically boost the speed of data transmission, from streaming movies to accelerating the most data-intense computation. ...

Mar 06, 2014
4.4 / 5 (7) 0

Technology for dogs to assist humans in the home

A team at The Open University is designing dog-friendly technologies which will help animals and people to work together in their homes. They will present the significance of this approach in a paper at the ...

Apr 26, 2013
5 / 5 (3) 1

Light-activated reversal of anesthesia

In a new study, a light-sensitive moiety has been added to propofol, a commonly used anesthetic, allowing its narcotic effect to be controlled by light. The compound also offers a possible route to the treatment of certain ...

Sep 13, 2012
4.7 / 5 (3) 0