News tagged with laser light

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Laser light needs more bass

They shed light on atomic and molecular processes: ultrashort laser pulses are required to study extremely fast quantum phenomena. For years, scientists have been trying to tune the shape of light waves so ...

May 21, 2014
4.6 / 5 (11) 4

Ultra-thin light detectors

A new, extremely thin kind of light detectors was created at Vienna University of Technology. Two very different technologies were combined for the first time: metamaterials and quantum cascade structures.

Mar 27, 2014
5 / 5 (5) 0

Diagnosis just a breath away with new laser

(Phys.org) —University of Adelaide physics researchers have developed a new type of laser that will enable exciting new advances in areas as diverse as breath analysis for disease diagnosis and remote sensing of critical ...

Jan 31, 2014
4.8 / 5 (6) 0 | with audio podcast

Laser tripod for better levitation

(Phys.org) —Physicists from The Australian National University have shown that three lasers are better than one when it comes to levitating small but visible objects on light, designing an extremely precise ...

Oct 30, 2013
5 / 5 (2) 0 | with audio podcast

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

Graphene can emit laser flashes

Graphene is considered the jack-of-all-trades of materials science: The two-dimensional honeycomb-shaped lattice made up of carbon atoms is stronger than steel and exhibits extremely high charge carrier mobilities. ...

Oct 25, 2013
5 / 5 (17) 0 | with audio podcast