News tagged with electromagnetism

A new generation of storage—ring

A bright synchrotron source that emits over a wide part of the electromagnetic spectrum from the infrared to hard X-rays is currently being built in Lund, Sweden. The MAX IV facility presents a range of technical ...

Oct 31, 2014
4.2 / 5 (5) 1

One size cloaks all

A metamaterial invisibility cloak that can adapt to hide different sized objects is demonstrated by in Nature Communications this week. The findings represent a useful advance for more practical applications of metamaterial cloaki ...

Nov 21, 2012
5 / 5 (4) 0

Graphene's high-speed seesaw

A new transistor capable of revolutionizing technologies for medical imaging and security screening has been developed by graphene researchers from the Universities of Manchester and Nottingham.

Apr 30, 2013
4.8 / 5 (4) 1 | with audio podcast

Using single quantum dots to probe nanowires

Modern telecommunications happens because of fast electrons and fast photons. Can it get better? Can Moore's law—the doubling of computing power ever 18 months or so—be sustained? Can the compactness ...

Feb 05, 2013
4.3 / 5 (4) 0 | with audio podcast