(Phys.org) -- In free-space optical communications (FSO), data is wirelessly transmitted by light propagating through open space. Among their applications, FSO systems are used for communications between spacecraft and have ...
A freak wave at sea is a terrifying sight. Seven stories tall, wildly unpredictable, and incredibly destructive, such waves have been known to emerge from calm waters and swallow ships whole. But rogue waves of light -- rare ...
Optics & Photonics
Mar 5, 2009
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Entanglement is a key resource for upcoming quantum computers and simulators. Now, physicists in Innsbruck and Geneva realized a new, reliable method to verify entanglement in the laboratory using a minimal number of assumptions ...
Quantum Physics
Aug 5, 2013
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A city once infamous for the smoke-belching foundries that blanketed its buildings and streets with a heavy layer of soot is turning to lightning-fast Internet speeds to try to transform itself into a vibrant tech hub.
Telecom
Dec 27, 2014
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1
At the heart of the immune system that protects our bodies from disease and foreign invaders is a vast and complex communications network involving millions of cells, sending and receiving chemical signals that can mean life ...
Nanophysics
Mar 23, 2012
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The Cambridge Research Laboratory of Toshiba Europe today announced the first demonstration of quantum communication over optical fibers exceeding 600 km in length. The breakthrough will enable long-distance, quantum-secured ...
Optics & Photonics
Jun 8, 2021
1
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As rapidly increasing demand for bandwidth strains the Internet's capacity, a team of engineers has devised a new fiber optic technology that promises to increase bandwidth dramatically. The new technology could enable Internet ...
Optics & Photonics
Jun 27, 2013
0
0
Bendable light beams have significant applications in optical manipulation, optical imaging, routing, micromachining and nonlinear optics. Researchers have long explored curved light beams in place of traditional Gaussian ...
(Phys.org) —Swinburne researchers have developed a high-quality continuous graphene oxide thin film that shows potential for ultrafast telecommunications.
Nanomaterials
May 9, 2014
1
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(PhysOrg.com) -- While the laws of physics weren't made to be broken, sometimes they need revision. A major current law has been rewritten thanks to the three-port transistor laser, developed by Milton Feng and Nick Holonyak ...
General Physics
May 12, 2010
3
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