Beam me up ... Quantum teleporter breakthrough
(PhysOrg.com) -- Researchers have achieved a breakthrough in quantum communications and computing using a teleporter and a paradoxical cat.
Apr 15, 2011
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Apr 15, 2011
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Quantum teleportation performed with light from a quantum dot embedded in an LED
(Phys.org) —In a new study, physicists have teleported photonic qubits made of pairs of entangled photons that are generated by an LED containing an embedded quantum dot. The novel set-up has advantages ...
Mar 15, 2013
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Hackers plot DIY Sputniks for Internet freedom
(PhysOrg.com) -- Hackers at the Chaos Communication Congress in Berlin, which wrapped up over the weekend, are toasting the New Year with a newly announced plan for a hacker-owned satellite communications ...
Jan 02, 2012
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German physicists develop a quantum interface between light and atoms
German hysicists at the Johannes Gutenberg University Mainz have developed a quantum interface which connects light particles and atoms.
May 27, 2010
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Quantum engineers remove roadblock in developing next-generation technologies
(PhysOrg.com) -- An international team has removed a major obstacle to engineer quantum systems that will play a key role in the computers, communication networks, and even biomedical devices of the future.
Mar 08, 2011
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Researchers develop new wireless technology for faster, more efficient networks
"Wireless communication is a one-way street. Over." Radio traffic can flow in only one direction at a time on a specific frequency, hence the frequent use of "over" by pilots and air traffic controllers, walkie-talkie ...
Feb 14, 2011
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Laser-like photons signal major step towards quantum 'Internet'
The realisation of quantum networks is one of the major challenges of modern physics. Now, new research shows how high-quality photons can be generated from 'solid-state' chips, bringing us closer to the ...
Mar 19, 2013
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Fundamental algorithm gets first improvement in 10 years
The maximum-flow problem, or max flow, is one of the most basic problems in computer science: First solved during preparations for the Berlin airlift, it’s a component of many logistical problems and a staple ...
Sep 27, 2010
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Republicans seek to quash 'net neutrality' rules
Republican lawmakers Thursday rebuked US telecom regulators for implementing a "net neutrality" policy aimed at guaranteeing open Internet access.
Feb 17, 2011
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Daedalus catches cyber-attacks realtime
(Phys.org) -- Japan's National Institute of Information and Communications Technology (NICT) has developed a national cyber-attack alert system that can render network attacks as visible in realtime. The system, ...
Jun 20, 2012
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Quantum entanglement with notification
(Phys.org) -- German scientists have demonstrated a method of heralding entanglement between distant stationary quantum systems without destroying this particular state. The experimental set-up paves the way ...
Jul 16, 2012
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Quantum communication without entanglement could perform faster than previously thought possible
In order to build a quantum internet – a network that is faster and more secure than the current internet – the key is the ability to transmit quantum information between remote quantum computers (i.e., ...
Oct 29, 2012
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As world first, Finland makes broadband service basic right
Finland on Thursday became the first country in the world to make access to a broadband service a basic right, ensuring that a high-speed Internet connection is available to all Finns, a government official ...
Jul 01, 2010
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Improving the flow of the fibre optic freeway
Monash University researchers have played a pivotal role in the invention of an energy-efficient method of increasing the data capacity of optical networks to the point where all of the world's internet traffic ...
Mar 25, 2013
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New device could contribute to a major increase in the rate of future optical communications
(Phys.org)—At a time when communication networks are scrambling for ways to transmit more data over limited bandwidth, a type of twisted light wave is gaining new attention. Called an optical vortex or ...
Jan 08, 2013
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