News tagged with quantum information

A new model for quantum noise

The National Physical Laboratory (NPL) has published research in Nature Communications that updates one of the most fundamental concepts in the physics of quantum electronic devices - the standard tunnel ...

Jun 18, 2014
4.5 / 5 (6) 2

Two molecules communicate via single photons

Scientists realize one of the most elementary and oldest "gedanken" experiments in modern physics, namely, excitation of a single molecule with a single photon. This paves the way for further investigations ...

Feb 28, 2012
5 / 5 (12) 0 | with audio podcast

Data highway for quantum information

Researchers at the Vienna University of Technology quantum mechanically couple atoms to glass fiber cables. Now, they have shown that their technique enables storage of quantum information over a sufficiently ...

Jun 12, 2013
5 / 5 (25) 2 | with audio podcast

Cold atoms for quantum technology

Researchers from the National Physical Laboratory, University of Strathclyde, Imperial College London and University of Glasgow have developed a portable way to produce ultracold atoms for quantum technology ...

May 08, 2013
4.9 / 5 (10) 0 | with audio podcast

Electrical circuits talk to single atoms

(PhysOrg.com) -- If a practical quantum computer is ever to be realized, conventional electronic devices will have to interface with the delicate quantum systems such as atoms or ions in traps or wisps of ...

Mar 06, 2012
5 / 5 (4) 2 | with audio podcast

Measuring quantum dimensions

(Phys.org) -- A new study from the ICFO (Institute of Photonic Sciences) in Barcelona and the University of Bristol has demonstrated how the dimension of an unknown quantum system can be assessed from measurement data alone. ...

Jun 18, 2012
4.6 / 5 (11) 0 | with audio podcast