(Phys.org) —A Harvard-led team of researchers has created a new type of nanoscale device that converts an optical signal into waves that travel along a metal surface. Significantly, the device can recognize specific kinds ...
Optics & Photonics
Apr 22, 2013
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DNA's unique structure is ideal for carrying genetic information, but scientists have recently found ways to exploit this versatile molecule for other purposes: By controlling DNA sequences, they can manipulate the molecule ...
Nanomaterials
Apr 10, 2013
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(Phys.org) —Nearly everyone knows what the inside of a computer or a mobile phone looks like: A stiff circuit board, usually green, crammed with chips, resistors, capacitors and sockets, interconnected by a suburban sprawl ...
Materials Science
Apr 9, 2013
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(Phys.org) —If you could peek at the inner workings of a computer processor you would see billions of transistors switching back and forth between two states. In optical communications, information from the switches can ...
Optics & Photonics
Apr 1, 2013
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Electronic computing speeds are brushing up against limits imposed by the laws of physics. Photonic computing, where photons replace comparatively slow electrons in representing information, could surpass those limitations, ...
Optics & Photonics
Mar 27, 2013
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Imagine that the chips in your smart phone or computer could repair and defend themselves on the fly, recovering in microseconds from problems ranging from less-than-ideal battery power to total transistor failure. It might ...
Electronics & Semiconductors
Mar 10, 2013
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Researchers at MIT and the Santa Fe Institute have found that some widely used formulas for predicting how rapidly technology will advance—notably, Moore's Law and Wright's Law—offer superior approximations of the pace ...
Electronics & Semiconductors
Mar 6, 2013
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An international research group led by scientists from the University of Bristol, UK, and the University of Queensland, Australia, has demonstrated a quantum algorithm that performs a true calculation for the first time. ...
Optics & Photonics
Feb 24, 2013
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(Phys.org)—While the demand for ever-smaller electronic devices has spurred the miniaturization of a variety of technologies, one area has lagged behind in this downsizing revolution: energy-storage units, such as batteries ...
Nanomaterials
Feb 20, 2013
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MIT engineers have created genetic circuits in bacterial cells that not only perform logic functions, but also remember the results, which are encoded in the cell's DNA and passed on for dozens of generations.
Biotechnology
Feb 11, 2013
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