News tagged with optical speed
Google project's success is up to Kansas City
Kansas City, beware the story of Vilnius.
Jun 01, 2012 |
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Graphene lenses: 2-D electron shepherds
Researchers discover that a deformed layer of graphene can focus electrons similar to the way an optical lens bends light.
Apr 18, 2012 |
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Fujitsu develops innovative anti-distortion technology to cut energy use by two-thirds
Fujitsu today announced the development of a digital signal processing algorithm to compensate for waveform distortion in long-haul transmission systems of over several hundreds of kilometers. This, in turn, ...
Mar 09, 2012 |
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NTT researchers develop breakthrough optical memory device
(PhysOrg.com) -- To improve transmission speeds, the Internet has transitioned over the years from one using copper to fiber optic cabling. Unfortunately, this has caused a bottleneck to occur where the light ...
Feb 27, 2012 |
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Hitches emerge as culprit in 'faster-than-light' particle (Update)
Scientists who last year found particles that appeared to break the Universe's speed limit are looking at two technical issues that could have skewed the controversial finding, CERN said Thursday.
Feb 23, 2012 |
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Ultra-fast photodetector and terahertz generator
Photodetectors made from graphene can process and conduct light signals as well as electric signals extremely fast. Within picoseconds the optical stimulation of graphene generates a photocurrent. Until now, ...
Jan 31, 2012 |
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Researchers observe speed of propagation in non-relativistic lattice
(PhysOrg.com) -- A team of researchers have devised a means for observing the speed with which quasiparticles can travel through an optical lattice. The experiment performed at the Max-Planck-Institut für ...
Jan 26, 2012 |
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Coming soon to a server near you: fewer internet delays
(PhysOrg.com) -- Researchers at the UA-led Center for Integrated Access Networks, the largest optical research center in the U.S., are developing methods to improve transmission speed, efficiency and reliability ...
Nov 04, 2011 |
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In Brief: Development of a new chip for characterizing ultrafast optical pulses
Boosting up microprocessors -the heart of modern computers- at the speed of light, reducing consumptions and costs, may now be a reality thanks to the development of a new high-performance chip, the results of which have ...
Sep 22, 2011 |
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Graphene's shining light could lead to super-fast Internet
Internet connection speeds could be tens of times faster than they currently are, thanks to research by University of Manchester scientists using wonder material graphene.
Nanotechnology / Nanomaterials
Aug 30, 2011 |
4.8 / 5 (19) |
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Undersea Internet cable in deal for Zimbabwe service
The company running a high-speed Internet cable along Africa's east coast said Wednesday it has reached a deal with Mozambique to provide a new link to landlocked Zimbabwe.
Jun 22, 2011 |
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Google to expand ultra-fast broadband to KC, Mo.
More than a month after Kansas City, Kan., announced it would be the first place to get Google's ultra-fast broadband service, Kansas City, Mo., leaders declared their city the envy of the entire world after the search engine ...
May 18, 2011 |
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How do honeybees control their flight speed to avoid obstacles?
Unlike humans, bees have a dorsal visual field that enables them to avoid obstacles above their heads. Until now, it was not known whether this helped them to control their flight speed. Recent research by ...
May 16, 2011 |
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When the speed of light depends on its direction
Light does not travel at the same speed in all directions under the effect of an electromagnetic field. Although predicted by theory, this counter-intuitive effect has for the first time been demonstrated ...
May 13, 2011 |
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Physics could help financial traders
(PhysOrg.com) -- While most people know that the shortest distance between two points is a straight line, this concept is proving even truer in the world of stock trading. In a world where buying low and selling ...
Mar 24, 2011 |
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