News tagged with hall effect

A new, tunable device for spintronics

Recently, the research group of Professor Jairo Sinova from the Institute of Physics at Johannes Gutenberg University Mainz in collaboration with researchers from the UK, Prague, and Japan, has for the first time realised ...

Aug 28, 2014
3 / 5 (1) 0

Highway for ultracold atoms in light crystals

When a superconductor is exposed to a magnetic field, a current on its surface appears which creates a counter field that cancels the magnetic field inside the superconductor. This phenomenon, known as "Meissner-Ochsenfeld ...

Jul 09, 2014
4.2 / 5 (5) 0

Spinning atoms in light crystals

(Phys.org) —After more than 40 years of intense research, experimental physicists still seek to explore the rich behaviour of electrons confined to a two-dimensional crystalline structure exposed to large ...

Oct 30, 2013
3.6 / 5 (13) 0 | with audio podcast

Topological light: Living on the edge

(Phys.org) —Topology—the understanding of how things are connected—remains abstract, even with the popular example of doughnuts and coffee cups. This concept, esoteric as it appears, is also neat because ...

Oct 21, 2013
5 / 5 (9) 1 | with audio podcast