News tagged with quantum mechanics

Cutting light with a comb

(Phys.org)—Quantum physicists from ETH Zurich have discovered special properties in a laser, thanks to which portable devices can be built to analyse gases and liquids accurately and reliably in the future.

Dec 14, 2012
5 / 5 (8) 0 | with audio podcast

Quantum kisses change the color of nothing

Even empty gaps have a colour. Now scientists have shown that quantum jumps of electrons can change the colour of gaps between nano-sized balls of gold. The new results, published today in the journal Nature, set a ...

Nov 07, 2012
4.8 / 5 (14) 0 | with audio podcast

A one-way street for spinning atoms

Elementary particles have a property called "spin" that can be thought of as rotation around their axes. In work reported this week in the journal Physical Review Letters, MIT physicists have imposed a stri ...

Aug 30, 2012
4.9 / 5 (8) 7 | with audio podcast

Pressing the accelerator on quantum robotics

Quantum computing will allow for the creation of powerful computers, but also much smarter and more creative robots than conventional ones. This was the conclusion reached by researchers from Spain and Austria, ...

Oct 06, 2014
3.6 / 5 (20) 1

Entanglement made tangible

EPFL scientists have designed a first-ever experiment for demonstrating quantum entanglement in the macroscopic realm. Unlike other such proposals, the experiment is relatively easy to set up and run with existing semiconductor ...

Sep 30, 2014
4.8 / 5 (12) 2

The quantum revolution is a step closer

A new way to run a quantum algorithm using much simpler methods than previously thought has been discovered by a team of researchers at the University of Bristol. These findings could dramatically bring ...

Sep 11, 2014
4.5 / 5 (27) 5