News tagged with quantum cascade laser

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Researchers demonstrate 100-watt-level mid-infrared lasers

Physics / Quantum Physics

created 12 hours ago | popularity 4.7 / 5 (9) | comments 0

Northwestern University researchers have achieved a breakthrough in quantum cascade laser output power, delivering 120 watts from a single device at room temperature.


Building a more versatile laser

Building a more versatile laser

Physics / Optics & Photonics

created Nov 16, 2009 | popularity 4.5 / 5 (19) | comments 0

(PhysOrg.com) -- One of the drawbacks associated with using semiconductor lasers is that many of them can only produce a beam of a single wavelength, and can only send that beam in one direction at a time. ...


Company Introduces Novel Nanotechnology for Revolutionizing Imaging Using T-rays

Nanotechnology / Nanophysics

created Oct 20, 2009 | popularity 4.3 / 5 (6) | comments 0

Yissum Research Development Company of the Hebrew University of Jerusalem today announced that Professor L.D. Shvartsman and Professor B. Laikhtman, from the Racah Institute of Physics at the Hebrew University of Jerusalem, ...


Life Expectancy on the Rise - Even for Quantum States

Life Expectancy on the Rise -- Even for Quantum States

Physics / Quantum Physics

created Apr 14, 2009 | popularity 5 / 5 (6) | comments 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 ...


Study on free-space optical communication shows experimental evidence of a unique atmospheric effect

Physics / Optics & Photonics

created Mar 17, 2009 | popularity 4 / 5 (6) | comments 2

Three members of the faculty at Stevens Institute of Technology recently collaborated on a paper focusing on free-space optical communication, which appears in the latest issue of Optics Express.