(Phys.org) —Scientists at SLAC have found a new method to create coherent beams of twisted light – light that spirals around a central axis as it travels. It has the potential to generate twisted light in shorter pulses, ...
General Physics
Sep 19, 2013
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University of Calgary scientists have overcome an 'Achilles' heel' of quantum-based secure communication systems, using a new approach that works in the real world to safeguard secrets.
Quantum Physics
Sep 4, 2013
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(Phys.org) —Fergus Ewing, Scotland's energy minister, has announced plans for the deployment of 40 to 50 Oyster hydro-electric wave devices off the country's northwestern shore. The new facility will be capable of producing ...
(Phys.org) —A research team at the University of Southampton in England has built a fiber cable that is capable of carrying data at 99.7 percent of the vacuum-speed of light. They have done so, they report in their paper ...
(Phys.org)—Communicating with light may soon get a lot easier, hints recent research* from the National Institute of Standards and Technology (NIST) and the University of Maryland's Joint Quantum Institute (JQI), where ...
Optics & Photonics
Jan 9, 2013
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(Phys.org)—As electricity travels from power plants and into homes, a large amount of the initial energy dissipates as heat along the way. This inefficiency comes from a resistance to current inherent to the metallic cables ...
Superconductivity
Sep 4, 2012
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Thanks to a little serendipity, researchers at Rice University have created a tiny coaxial cable that is about a thousand times smaller than a human hair and has higher capacitance than previously reported microcapacitors.
Nanomaterials
Jun 7, 2012
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Pentagon-supported physicists on Wednesday said they had devised a "time cloak" that briefly makes an event undetectable.
General Physics
Jan 4, 2012
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(PhysOrg.com) -- Researchers have created a new type of optical device small enough to fit millions on a computer chip that could lead to faster, more powerful information processing and supercomputers.
Optics & Photonics
Dec 22, 2011
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(PhysOrg.com) -- Japanese company Asahi Kasei Fibers, which manufactures spandex and other textiles, has applied its knowledge of stretchable materials to make stretchable elastic power and USB cables.
