As a modern culture, we crave artificial white lights—the brighter the better, and ideally using less energy than ever before. To meet the ever-escalating demand for more lighting in more places and to improve the bulbs ...
General Physics
Sep 27, 2013
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Without the currently available plethora of X-ray methods, basic research in the physical sciences would be unthinkable. The methods are used in solid state physics, in the analysis of biological structures, and even art ...
Condensed Matter
Aug 21, 2013
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0
In a leap forward for laser technology, a team at University of California, Santa Barbara, has developed the first violet nonpolar vertical-cavity surface-emitting lasers (VCSELs) based on m-plane gallium nitride semiconductors.
Optics & Photonics
Jul 23, 2012
3
0
(PhysOrg.com) -- For the first time, scientists have succeeded in measuring and controlling the lifetime of quantum states with potential use in optoelectronic chips. This achievement is highly significant for the ongoing ...
Quantum Physics
Apr 14, 2009
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0
The interaction of solids with high-intensity ultra-short laser pulses has enabled major technological breakthroughs over the past half-century. On the one hand, laser ablation of solids offers micromachining and miniaturization ...
Optics & Photonics
May 14, 2024
0
1
Scientists at the University of Tsukuba demonstrated the possibility of electrons moving as if they were massless when certain materials called "topological insulators" are irradiated with laser beams. This work may lead ...
General Physics
Feb 18, 2021
0
9
Polycrystalline ceramic materials offer advantages including robustness over conventional glass as gain media for solid state lasers: devices that find many applications such as laser processing and medical surgery.
Optics & Photonics
Sep 27, 2017
0
5
Scientists from MIPT and their colleagues have developed a compact and powerful ceramic-based laser with applications in minimally traumatic and inexpensive laser surgical scalpels, and also for cutting and engraving composite ...
Optics & Photonics
Jul 20, 2016
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7
Nowadays it is impossible to imagine industry without robots. Safety laser scanners mostly safeguard dangerous areas and protect people from collisions. But optical sensors have their limitations, for instance when plastic ...
Engineering
Apr 1, 2016
0
2
Developed at the U.S. Naval Research Laboratory, Plasma Physics Division, incoherent combining of high power fiber lasers for directed energy (DE) weapons and power beaming have proven effective in laser weapon systems (LaWS) ...
General Physics
Jun 11, 2013
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