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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The phenomenon of light emission by living organisms, bioluminescence, is quite common, especially in marine species. It is known that light is generated by chemical reactions in which oxygen molecules play an important part. ...
Feb 23, 2009
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Scientists from the Moscow Institute of Physics and Technology (MIPT) and international collaborators have developed a new type of optical fiber that has an extremely large core diameter and preserves the coherent properties ...
Optics & Photonics
Jul 18, 2017
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Samsung Electronics today announced the launch and availability of the world’s first RGB LED data projector with 1,000 ANSI lumens. With no lamp to replace, the SP-F10M has an LED light source that promises a lifespan of ...
Consumer & Gadgets
Jun 25, 2010
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Cyanobacteria have an interesting trick to harvest sunlight during light fluctuations. In darkness, the cells prepare for a subsequent increase in light intensity by adopting a larger light-harvesting antenna. Researchers ...
Cell & Microbiology
Oct 15, 2015
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(PhysOrg.com) -- One of the world's most colorful solar instruments is moving across country for a new life dissecting the chemistry of comets and stars.
Space Exploration
Feb 1, 2012
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CO2 hydrogenation with green hydrogen is one of the best processes to combat climate change and can provide a single solution to three challenging problems, 1) excessive CO2 levels, 2) the temporal mismatch between solar ...
Nanomaterials
Feb 15, 2023
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Terahertz radiation, part of the frequency spectrum of light between microwaves and infrared, can pass through many materials and is potentially useful for applications such as airport security scanning. Commercial use of ...
General Physics
May 9, 2014
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Optoacoustic imaging powered by short bursts of continuous wave (CW) lasers can stimulate the emission of ultrasound waves inside an animal or in human subjects. The method can noninvasively capture blood flow and produce ...
A team of researchers with members from Harvard University, the University of Bonn, the University of Denmark and Yale University has identified bumps on the abdomens of male peacock spiders that make their dark-colored patches ...
