Quantum Physics and Quantum Technologies - News

two people in the lab

Surprise in solid-state physics: The Hall effect, which normally requires magnetic fields, can also be generated in a completely different way – with…

Target behind a bathroom window

How do you measure objects that you can't see under normal circumstances? Utrecht University and TU Wien (Vienna) open up new possibilities with…

If the spins of phosphorus atoms in silicon are cleverly excited with microwave pulses, a so-called spin echo signal can be detected after a certain time. Surprisingly, this spin echo does not occur only once, but a whole series of echoes can be detected.
© Bild: C. Hohmann / MCQST

A research team from Garching and Vienna discovered a remarkable echo effect – it offers exciting new possibilities for working with quantum…

Quantum Cascade Lasers create a very special kind of light.
© Second Bay Studios/Harvard SEAS

A particularly well-ordered kind of laser light can be created by turbulence, which is usually responsible for very disordered phenomena.

The team

Actually they had been looking for something completely different, but they found a previously unknown quasi-particle: A bound state of two electrons,…