In 1990, scientists reported that nanostructured silicon can emit visible light. This report opened a new frontier for photoelectronics in information technology, called "silicon photonics". Furthermore, the continuous tuning ...
Nanophysics
Mar 13, 2014
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The way we secure digital transactions could soon change. An international team has demonstrated a form of quantum cryptography that can protect people doing business with others they may not know or trust – a situation ...
Quantum Physics
Mar 12, 2014
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Posts about football topped Africans' tweets last year, trumping even world events like the death of Nelson Mandela, results from a study released on Wednesday showed.
Internet
Mar 12, 2014
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Thanks to optical signals, mails and data can be transmitted rapidly around the globe. But also exchange of digital information between electronic chips may be accelerated and energy efficiency might be increased by using ...
Optics & Photonics
Feb 18, 2014
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The rotor and mast of a wind turbine can oscillate even in normal operation. The analysis of these oscillations plays an important role when the equipment is being developed and maintained. Up to now, this analysis has ...
Energy & Green Tech
Feb 10, 2014
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Cybersecurity threats to the United States' energy industry and infrastructure are rising and require increased preparedness by the U.S. Army and Department of Defense, according to a new paper from Rice University's Baker ...
Internet
Feb 6, 2014
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Topological insulators are the key to future spintronics technologies. EPFL scientists have unraveled how these strange materials work, overcoming one of the biggest obstacles on the way to next-generation applications.
Condensed Matter
Feb 3, 2014
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Leading Indian software exporter Tata Consultancy Services reported a steep increase in quarterly profit on Friday, signaling that global spending on information technology is picking up.
Business
Jan 16, 2014
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(Phys.org) —Semiconductor quantum dots are being widely studied for their potential use in future quantum technologies. One of the reasons for their appeal is that they can confine quantum bits such as excitons and spins ...
t was an ambitious federal technology project, tying together a string of government databases in one Web portal. But the launch was a giant mess: contract missteps, broken deadlines, cost overruns. Users complained the site ...
Other
Dec 5, 2013
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