News tagged with physical review letters

A layer of tiny grains can slow sound waves

In some ways, granular material—such as a pile of sand—can behave much like a crystal, with its close-packed grains mimicking the precise, orderly arrangement of crystalline atoms. Now researchers at ...

Aug 05, 2013
5 / 5 (2) 2 | with audio podcast

Researchers stop and store light for 60 seconds

A team of researchers at Germany's University of Darmstadt has succeeded in causing light to stop and then to be held in place for 60 seconds. In their paper published in the journal Physical Review Letters, the researchers descri ...

Jul 26, 2013 report
4.7 / 5 (59) 11 | with audio podcast

The ferromagnetic Kondo effect

A group of physicists that includes scientists of the International School for Advanced Studies (SISSA) of Trieste have shown how to obtain a particular case of a physical effect – so far never observed ...

Jul 24, 2013
5 / 5 (12) 3 | with audio podcast

Physicists create tabletop antimatter 'gun'

(Phys.org) —An international team of physicists working at the University of Michigan has succeeded in building a tabletop antimatter "gun" capable of spewing short bursts of positrons. In their paper published ...

Jun 25, 2013 weblog
4.9 / 5 (68) 18 | with audio podcast