News tagged with laser

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Super-resolution laser machining possible

A newly discovered natural phenomenon shows that light could be used to pick apart a substance atom by atom, with new avenues for nano-scale diamond devices, as identified this week by Australian researchers ...

Mar 05, 2014
4.9 / 5 (30) 4

Diamond makes laser beams more brilliant

(Phys.org) —For the first time, researchers have shown that diamond can radically improve the quality of high power laser beams, according to new photonics research published overnight in Laser & Photonics ...

May 05, 2014
4 / 5 (24) 1

Towards perfect control of light waves

(Phys.org) —A team at the Laboratory for Attosecond Physics (LAP) in Garching (Germany) has constructed a detector, which provides a detailed picture of the waveforms of femtosecond laser pulses. Knowledge ...

Jan 13, 2014
5 / 5 (16) 0 | with audio podcast

Twisted graphene chills out

(Phys.org) —When two sheets of graphene are stacked in a special way, it is possible to cool down the graphene with a laser instead of heating it up, University of Manchester researchers have shown.

Sep 17, 2014
4.3 / 5 (8) 8

Laser makes microscopes way cooler

(Phys.org) —Laser physicists have found a way to make atomic-force microscope probes 20 times more sensitive and capable of detecting forces as small as the weight of an individual virus.

Aug 15, 2014
4.8 / 5 (5) 0

Strange physics turns off laser

Inspired by anomalies that arise in certain mathematical equations, researchers have demonstrated a laser system that paradoxically turns off when more power is added rather than becoming continuously brighter.

Jun 17, 2014
5 / 5 (13) 5

New light on the 'split peak' of alcohols

For scientists probing the electronic structure of materials using a relatively new technique called resonant inelastic soft X-ray scattering (RIXS) in the last few years, a persistent question has been how ...

Oct 14, 2014
4.8 / 5 (6) 1