News tagged with quantum systems

Quantum copies do new tricks

One of the strange features of quantum information is that, unlike almost every other type of information, it cannot be perfectly copied. For example, it is impossible to take a single photon and make a number of photons ...

Mar 22, 2012 4.2 / 5 (13) 22 | with audio podcast

Efficient distributed quantum computing

(Phys.org)—A quantum computer doesn't need to be a single large device but could be built from a network of small parts, new research from the University of Bristol has demonstrated. As a result, building ...

Feb 21, 2013 4.7 / 5 (3) 0 | with audio podcast

Quantum engines must break down

Our present understanding of thermodynamics is fundamentally incorrect if applied to small systems and needs to be modified, according to new research from University College London (UCL) and the University of Gdańsk. The ...

Jun 26, 2013 4.8 / 5 (21) 1 | with audio podcast