(PhysOrg.com) -- When people at cocktail parties used to ask Charles Schmuttenmaer what he did, he would say he was a chemistry professor who worked on transient-photo conductivity in gallium arsenide. "At that point they ...
Materials Science
May 7, 2010
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(PhysOrg.com) -- By looking at the way electrons are excited, researchers can gain a better understanding of the new field of transparent electronics.
General Physics
Mar 7, 2012
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Research teams at North Dakota State University, Fargo, have developed a method to embed radio frequency identification (RFID) tags in paper, which could help combat document counterfeiting, and have developed antennaless ...
Engineering
May 2, 2013
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2
Researchers from the Moscow Institute of Physics and Technology and Tohoku University (Japan) have explained the puzzling phenomenon of particle-antiparticle annihilation in graphene, recognized by specialists as Auger recombination. ...
Nanophysics
Jun 19, 2018
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79
At the heart of every mobile phone, laptop and autonomous vehicle is a tiny semiconductor whose properties and, ultimately, performance are determined by free electrons. Now, UC Berkeley researchers have developed a new way ...
Nanophysics
Feb 20, 2023
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33
Electrical engineers in Bochum, Germany, have succeeded in developing a new concept for ultrafast semiconductor lasers. The researchers make clever use of the intrinsic angular momentum of electrons, called spin, to successfully ...
General Physics
Oct 28, 2011
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A laser pulse surfing in the wake of an electron beam pulse could get upshifted from visible to extreme ultraviolet light, simulations done at the University of Michigan have shown.
General Physics
Feb 27, 2023
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(PhysOrg.com) -- University of Wisconsin-Madison researchers have achieved a nanoscale laser structure they anticipate will produce semiconductor lasers in the next two years that are more than twice as efficient as current ...
General Physics
Dec 14, 2009
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Record speed, low-voltage, and ultra-small size make nanodots a "triple threat" for electronic memory in computers and other electronic devices.
Electronics & Semiconductors
Apr 18, 2012
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Today, lasers are well-established in daily life, even if it is sometimes hard to tell what and where they are. As an example, we can find them in CD/DVD readers or medical applications like cancer and eye surgery, being ...
