Some solar devices, like calculators, only need a small panel of solar cells to function. But supplying enough power to meet all our daily needs would require enormous solar panels. And solar-powered energy collected by panels ...
General Physics
Nov 10, 2011
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A team of researchers from the Universitat Politecnica de Valencia's iTEAM in Spain has created the first, tunable broadband radio frequency (RF) photonic phase shifter. Because it is based on a single semiconductor element, ...
Optics & Photonics
Oct 4, 2011
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(PhysOrg.com) -- The ability to manipulate light and fluids on a single chip, broadly called "optofluidics," has led to such technologies as liquid-crystal displays and liquid-filled optical fibers for fast data transfer. ...
Optics & Photonics
Sep 13, 2011
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(PhysOrg.com) -- Scientists at the Max Planck Institute of Quantum Optics control for the first time the emission of electrons from metal tips with femtosecond lasers alone.
Quantum Physics
Jul 7, 2011
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(PhysOrg.com) -- High-energy molecules play a major role in the chemistry of combustion, plasmas and the atmosphere. Scientists have been able to generate and investigate molecules with large amounts of vibrational, electronic ...
Analytical Chemistry
Apr 11, 2011
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In the latest twist on optical knots, New York University physicists have discovered a new method to create extended and knotted optical traps in three dimensions. This method, which the NYU scientists describe in the Optical ...
Optics & Photonics
Mar 15, 2011
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(PhysOrg.com) -- The eyes of moths, which allow them to see well at night, are also covered with a water-repellent, antireflective coating that makes their eyes among the least reflective surfaces in nature and helps them ...
Optics & Photonics
Jan 20, 2011
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(AP) -- Some people relax by doing crossword puzzles, watching movies or reading a good book. In his down time, often while flying somewhere, Energy Secretary Steven Chu relaxes by tackling a scientific conundrum and stretching ...
Nanophysics
Jul 7, 2010
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(PhysOrg.com) -- A team of Harvard chemists led by X. Sunney Xie has developed a new microscopic technique for seeing, in color, molecules with undetectable fluorescence. The room-temperature technique allows researchers ...
Analytical Chemistry
Oct 23, 2009
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(PhysOrg.com) -- Substantial advances for applications of nanocrystals in the fields requiring a continuous output of photons and high quantum efficiency may soon be realized due to discovery of non-blinking semiconductor ...
Nanomaterials
May 28, 2009
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