News - 24 Sep 2012
Many semiconductor researches are being conducted worldwide to find materials that have good amplification properties. Optical microchips made from silicon remain as the optical channel for conducting...
News - 3 Aug 2012
Researchers have demonstrated a new way of achieving negative refraction in metamaterials. Researchers belonging to the Harvard School of Engineering and Applied Sciences (SEAS) and the Weizmann...
News - 9 Sep 2010
Researchers from the University of Colorado at Boulder, and the National Institute of Standards and Technology (NIST) have developed dark pulse lasers.
The laser device produces a steady light...
News - 23 Jun 2020
Just as a meter stick with hundreds of tick marks can be used to measure distances with great precision, a device known as a laser frequency comb, with its hundreds of evenly spaced, sharply defined...
News - 11 Oct 2012
Fifty years ago today, 33-year-old GE scientist Dr. Nick Holonyak, Jr., invented the first practical visible-spectrum light-emitting diode (LED), a device that GE colleagues at the time called...
News - 5 Feb 2010
MIT researchers have demonstrated the first laser built from germanium that can emit wavelengths of light useful for optical communications. It's also the first germanium laser to operate at room...
News - 20 May 2008
Magnolia Optical Technologies, Inc. announced today that in collaboration with the Army Research Laboratory in Adelphi, MD it has developed broad band multi-layer AR coatings that can be used for...
Article - 31 Jan 2014
Gain medium is a quantum system that amplifies laser beams by means of stimulated emission.
Article - 26 Aug 2019
This article discusses how carrots could be used to create bio0friendly lasers.
News - 9 Apr 2020
Emitting light from silicon has been the 'Holy Grail' in the microelectronics industry for decades. Solving this puzzle would revolutionize computing, as chips will become faster than ever....