Heart-powered pacemaker could one day eliminate battery-replacement surgery
A new power scheme for cardiac pacemakers turns to an unlikely source: vibrations from heartbeats themselves.
General Physics
Mar 2, 2012
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Page 10 - News tagged with electrical voltage
Polymer film loaded with antibodies that can capture tumor cells shows promise as a diagnostic tool
Cancer cells that break free from a tumor and circulate through the bloodstream spread cancer to other parts of the body. But this process, called metastasis, is extremely difficult to monitor because the circulating tumor ...
Biochemistry
Feb 24, 2012
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Elpida Memory develops resistance RAM prototype
Elpida Memory, the world's third largest Dynamic Random Access Memory ("DRAM") manufacturer, today announced the development of its first-ever high-speed non-volatile resistance memory (ReRAM) prototype. As the ReRAM prototype ...
Electronics & Semiconductors
Jan 24, 2012
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High-voltage engineers create nearly 200-foot-long electrical arcs using less energy than before (Update)
Photos taken by the researchers show plasma arcs up to 60 meters long casting an eerie blue glow over buildings and trees at the High Voltage Laboratory at the University of Canterbury in New Zealand.
Plasma Physics
Nov 8, 2011
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Restraint improves dielectric performance, lifespan
Just as a corset improves the appearance of its wearer by keeping everything tightly together, rigidly constraining insulating materials in electrical components can increase their energy density and decrease their rates ...
Condensed Matter
Oct 25, 2011
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New record voltage for organic solar cells opens the tech to consumer electronics
Molecular Solar Ltd, a spinout company from the University of Warwick, has achieved a significant breakthrough in the performance of solar photovoltaic (PV) cells. They have achieved and demonstrated a record voltage for ...
Energy & Green Tech
Oct 17, 2011
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Study discovers amazing electrical properties in polymers
(PhysOrg.com) -- Crystals and ceramics pale when compared to a material researchers at Oak Ridge National Laboratory discovered that has 10 times their piezoelectric effect, making it suitable for perhaps hundreds of everyday ...
Polymers
Sep 23, 2011
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Ferroelectrics could pave way for ultra-low power computing
Engineers at the University of California, Berkeley, have shown that it is possible to reduce the minimum voltage necessary to store charge in a capacitor, an achievement that could reduce the power draw and heat generation ...
Condensed Matter
Sep 12, 2011
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Magnetic memories manipulated by voltage, not heat
In their search for smaller, faster information-storage devices, physicists have been exploring ways to encode magnetic data using electric fields. One advantage of this voltage-induced magnet control is that less power is ...
General Physics
Aug 29, 2011
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T-shirt charges your phone by absorbing ambient sound (w/ video)
First there was tie-dye, then there was hypercolor. Could piezoelectric fabrics that charge your mobile phone while you wear them be the next big T-shirt fad? That's what the French telecom company, Orange, is counting on, ...
Energy & Green Tech
Jul 4, 2011
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