Diamond is a particularly interesting material for this type of laser for two key reasons. Its high thermal conductivity means it is possible to make miniature lasers that simultaneously have high stability and high power. ...
Optics & Photonics
Mar 4, 2020
3
63
Researchers have designed a new chip-integrated light source that can transform infrared wavelengths into visible wavelengths, which have been difficult to produce with technology based on silicon chips. This flexible approach ...
Optics & Photonics
Dec 19, 2019
2
27
Microscopic defects that occur in laser-based manufacturing of metal parts can lead to big problems if undetected, and the process of fixing these flaws can increase the time and cost of high-tech manufacturing. But new research ...
Optics & Photonics
Jun 17, 2019
0
117
Crews at the Department of Energy's SLAC National Accelerator Laboratory have powered up a new electron gun, a key component of the lab's upgrade of its Linac Coherent Light Source (LCLS) X-ray laser, and last night it fired ...
Optics & Photonics
May 31, 2019
0
7
Radiation damage lowers the melting point of the metal tungsten, an effect that could contribute to material failure in nuclear fusion reactors and other applications where materials are exposed to particle radiation from ...
Optics & Photonics
May 28, 2019
0
25
From aviation to medicine, various sectors are increasingly using materials that mimic the lotus plant, whose leaves have self-cleaning properties. Thanks to the bumpy surface structure covered with tube-shaped wax crystals, ...
Materials Science
Mar 15, 2019
1
8
A team of University of Central Florida researchers has overcome a long-standing problem in laser science, and the findings could have applications in surgery, drilling and 3-D laser mapping.
Optics & Photonics
Feb 28, 2019
0
14
A small lab-grown diamond measuring a few millimeters per side could one day enable civilian drones to be recharged in mid-flight through a laser. Thanks to the diamond, the laser beam can remain strong enough over a long ...
Engineering
Nov 7, 2018
3
36
When you were a kid, you might have used a magnifying glass to focus the sun's light onto a spot on the sidewalk. The lens of the magnifying glass allowed you to concentrate the sun's energy by converging the light rays on ...
Optics & Photonics
Mar 12, 2018
0
20
Highly efficient high power short pulse lasers at the wavelength range of 2 µm based on Tm3+ doped materials have a variety of applications such as material processing, LiDAR, mid-infrared OPOs for wavelengths up to 12 μm, ...
Optics & Photonics
Dec 28, 2017
0
17
