News tagged with quantum systems

Putting artificial atoms on the clock

Around the turn of the century, scientists began to understand that atoms have discrete energy levels. Within the field of quantum physics, this sparked the development of quantum optics in which light is ...

Nov 07, 2011
5 / 5 (1) 0

Quantum behavior with a flash

Just as a camera flash illuminates unseen objects hidden in darkness, a sequence of laser pulses can be used to study the elusive quantum behavior of a large "macroscopic" object. This method provides a novel ...

Sep 16, 2011
4.3 / 5 (4) 2

Could silicon be ideal in quantum computing?

(PhysOrg.com) -- "Quantum computing could provide a way to significantly speed up the way we process certain algorithms," Malcolm Carroll tells PhysOrg.com. "The primary issue, though, is that you need a well controlled two-le ...

Sep 16, 2011 feature
5 / 5 (9) 1 | with audio podcast

Digital quantum simulator realized

(PhysOrg.com) -- The physicists of the University of Innsbruck and the Institute for Quantum Optics and Quantum Information (IQOQI) in Innsbruck have come considerably closer to their goal to investigate complex ...

Sep 01, 2011
5 / 5 (16) 4 | with audio podcast

Quantum optical link sets new time records

Quantum communication could be an option for the absolutely secure transfer of data. The key component in quantum communication over long distances is the special phenomenon called entanglement between two ...

Aug 17, 2011
5 / 5 (5) 3 | with audio podcast