Pulsars are the lighthouses of the universe. These compact and fast-rotating neutron stars flash many times per second in the radio or gamma-ray band. Pure gamma-ray pulsars are extremely difficult to find despite their high ...
Astronomy
Nov 3, 2011
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A promising way to improve future wireless communication speed is to have users and/or base stations help each other. This is called cooperative communications. One of the practical difficulties in cooperative communications ...
Telecom
Oct 24, 2011
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Imec realized a fT/fMAX 245GHz/450GHz SiGe:C heterojunction bipolar transistor (HBT) device, a key enabler for future high-volume millimeter-wave low-power circuits to be used in automotive radar applications. These HBT devices ...
Electronics & Semiconductors
Oct 11, 2011
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Physicists at the RUB, working in collaboration with researchers from Grenoble and Tokyo, have succeeded in taking a decisive step towards the development of more powerful computers. They were able to define two little quantum ...
General Physics
Sep 22, 2011
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(PhysOrg.com) -- At the Clean Technology 2011 Conference and Expo in Boston, Andre Sharon presented a new concept of using ships equipped with a wave-power system to harvest energy and deliver it back to a power grid on shore.
Mechanical pumps to give failing hearts a boost were originally developed as temporary measures for patients awaiting a heart transplant. But as the technology has improved, these ventricular assist devices commonly operate ...
Engineering
Jul 12, 2011
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(PhysOrg.com) -- Progress in electronics has relied heavily on reducing the size of the transistor to create small, powerful computers. Now spintronics, hailed as the successor to the transistor, looks set to transform the ...
General Physics
Jul 3, 2011
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Engineers Modesto Amundarain and Mikel Alberdi have presented the first two PhD theses at the University of the Basque Country (UPV/EHU, Spain) on the use of oscillating water column (OWC) converters for extracting renewable ...
Engineering
Mar 29, 2011
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Researchers at the University of Warwick’s Centre for Fusion Space and Astrophysics and the UK Atomic Energy Authority’s Culham Centre for Fusion Energy may have found a way to channel the flux and fury of a nuclear ...
Plasma Physics
Jan 10, 2011
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Moored in the channel, the little gray barge strains against a raging morning tide. The torrent soon will drain nearby rocky inlets and fishing harbors by 20 feet - as high as a two-story house - only to flood them again ...
Energy & Green Tech
Nov 25, 2010
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