News tagged with quantum bits

Long live the qubit!

A quantum computer is a device -- still largely theoretical -- that could perform some types of calculations much more rapidly than classical computers. While a bit in a classical computer can represent either ...

Jun 02, 2011 4.9 / 5 (7) 3 | with audio podcast

Scientists view a quantum jump in real time

(PhysOrg.com) -- For more than two decades, scientists have been "watching" electrons in atoms make the jump between energy levels in real time. "Atoms have energy levels, and when electrons 'jump' from one level to another, ...

Apr 11, 2011 4.5 / 5 (29) 3 | with audio podcast feature

Direct laser cooling of molecules

Cooling molecules with lasers is harder than cooling individual atoms with lasers. The very process of laser cooling, in which atoms are buffeted by thousands of photons, was thought by many to be impossible for molecules ...

Oct 21, 2010 5 / 5 (4) 1