News tagged with optical frequency

Tiny rulers to measure nanoscale structures

With the advent of nanometer-sized machines, there is considerable demand for stable, precise tools to measure absolute distances and distance changes. One way to do this is with a plasmon ruler. In physics ...

Aug 31, 2010
not rated yet 0 | with audio podcast

Quantum leap for phonon lasers

Physicists have taken major step forward in the development of practical phonon lasers, which emit sound in much the same way that optical lasers emit light. The development should lead to new, high-resolution ...

Feb 22, 2010
4.6 / 5 (30) 13 | with audio podcast

Using lasers to cool and manipulate molecules

(PhysOrg.com) -- "For years, we have been using laser cooling to trap and manipulate atoms," David DeMille tells PhysOrg.com. "This has been very useful for both basic science and many applications. Recent ...

Dec 07, 2009 feature
4.9 / 5 (14) 0