Lasers have revolutionized the communications and medical industries. They focus light to zap tumors and send digital TV signals and telephone communications around the world.
General Physics
Jan 13, 2011
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In a timely review paper, scientists from Japan, Germany, and Spain provide a highly relevant overview of the history, physical interpretation and applications of plasmons in metallic nanostructures.
Nanophysics
Jan 11, 2011
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(PhysOrg.com) -- Researchers at the University of California, Berkeley, have developed a new technique that allows plasmon lasers to operate at room temperature, overcoming a major barrier to practical utilization of the ...
General Physics
Dec 20, 2010
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In the war against infectious disease, identifying the culprit is half the battle. Now, research professor Shaopeng Wang and his colleagues from the Biodesign Institute at Arizona State University, describe a new method for ...
Biochemistry
Aug 24, 2010
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Researchers at the nanotechnology research center Imec (Belgium) have demonstrated biosensors based on novel nanostructure geometries that increase the sensitivity and allow to detect extremely low concentrations of specific ...
Bio & Medicine
Jun 23, 2010
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(PhysOrg.com) -- The energy bands of complex particles known as plasmarons have been seen for the first time by scientists working with graphene at the Advanced Light Source. Their discovery may hasten the day when these ...
Nanophysics
May 20, 2010
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(PhysOrg.com) -- Using easily prepared gold nanocages that are able to escape from the blood stream and accumulate in tumors, a team of investigators from the Washington University in St. Louis has shown that they can use ...
Bio & Medicine
Apr 23, 2010
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The self-assembling properties of the DNA molecule have allowed for the construction of an intriguing range of nanoscale forms. Such nanoarchitectures may eventually find their way into a new generation of microelectronics, ...
Bio & Medicine
Mar 19, 2010
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Air Force Office of Scientific Research and National Science Foundation-funded professor, Dr. Xiang Zhang has demonstrated at the University of California, Berkeley the world's smallest semiconductor laser, which may have ...
Optics & Photonics
Dec 7, 2009
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(PhysOrg.com) -- Researchers at Washington University in St. Louis have developed a polymer-coated gold nanocage that not only opens in response to light to release a small amount of a drug payload, but then closes when the ...
Bio & Medicine
Nov 19, 2009
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