Physics - Quantum Physics news

Seeing a photon without absorbing it

Light is of fundamental importance. It allows us to see the world around us and record pictures of our environment. It enables communication over long distances through optical fibers. All current methods ...

Nov 14, 2013
4.8 / 5 (34) 4 | with audio podcast

The diamond’s quantum memory

For years, quantum computers have been the holy grail of quantum technology. When a normal computer has to solve a number of problems, it can only execute them one after the other. In contrast, a quantum computer ...

Aug 10, 2011
4.9 / 5 (33) 7

An infallible quantum measurement

Entanglement is a key resource for upcoming quantum computers and simulators. Now, physicists in Innsbruck and Geneva realized a new, reliable method to verify entanglement in the laboratory using a minimal ...

Aug 05, 2013
4.8 / 5 (33) 4 | with audio podcast

The world's first photonic router

Weizmann Institute scientists have demonstrated for the first time a photonic router – a quantum device based on a single atom that enables routing of single photons by single photons. This achievement, ...

Jul 14, 2014
4.9 / 5 (31) 10

When fluid dynamics mimic quantum mechanics

In the early days of quantum physics, in an attempt to explain the wavelike behavior of quantum particles, the French physicist Louis de Broglie proposed what he called a "pilot wave" theory. According to ...

Jul 29, 2013
4.7 / 5 (32) 6 | with audio podcast