Researchers funded by the Swiss National Science Foundation have made a chip-based device that can generate a laser signal with frequencies spaced in a comb-like fashion. Their work could be used in telecommunications applications ...
Optics & Photonics
Jan 7, 2016
0
35
Researchers at the Harvard-Smithsonian Center for Astrophysics in Cambridge, Mass. have created an "astro-comb" to help astronomers detect lighter planets, more like Earth, around distant stars. The Harvard group will present ...
General Physics
May 7, 2009
0
0
Researchers at the National Institute of Standards and Technology (NIST) and the University of Maryland have developed a microchip technology that can convert invisible near-infrared laser light into any one of a panoply ...
Optics & Photonics
Oct 14, 2020
0
56
Chemical compounds all carry distinctive absorption "fingerprints" within the mid-infrared spectral region of 2 to 12 microns. This offers an opportunity to measure and study chemicals at extremely sensitive levels but researchers ...
Optics & Photonics
Mar 15, 2018
0
86
A novel, highly energy efficient and ultrafast magnetization control scheme is successfully demonstrated by international team of scientists from the Netherlands, Germany, and Russia, as Nature Photonics publishes on 3 October ...
Optics & Photonics
Oct 4, 2016
0
2
Since the first quantum cascade (QC) laser was demonstrated in 1994 and implemented in THz regime in 2002, they have become one of the most important solid state light sources in this frequency range. The metal-metal (MM) ...
Optics & Photonics
Oct 3, 2013
0
0
3D printing is revolutionizing manufacturing by wasting much less material and energy than that by conventional machining and production line assembly. Now, researchers from Japan have made a discovery that will help companies ...
Optics & Photonics
Sep 21, 2021
0
71
Up to now, extreme production temperatures made it impossible to equip metallic components with RFID chips during the operating process. At Euromold in Frankfurt (Dec. 2-5), Germany, Fraunhofer researchers present a variation ...
Engineering
Nov 24, 2009
3
0
A Navy ship at sea is surrounded by water, with nothing but its carrier group in site, and searches the skies for activity overhead. Isolated radars on each ship in the group scan independently of each other with limited ...
Other
Aug 9, 2012
0
0
JILA physicists have extended the capability of their powerful laser "combing" technique to identify the structures of large, complex molecules of the sort found in explosives, pharmaceuticals, fuels and the gases around ...
Optics & Photonics
May 4, 2016
0
195
