News tagged with negative voltage
Departure of chip-design legend Bob Pease prompts outpouring in Silicon Valley
Apr 23, 2009 |
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Bob Pease is a genuine Silicon Valley rock star who I never would have heard of had he not lost his job, or left his job. It's not entirely clear which.
Fujitsu Develops World's First GaN HEMT Able to Cut Power in Standby Mode and Achieve High Output
Oct 10, 2008 |
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Fujitsu today announced the development of a new type of gallium nitride (GaN)-based high electron mobility transistor (HEMT) that features a new structure ideal for use in amplifiers for microwave and millimeter-wave ...
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‘Electron Trapping’ May Impact Future Microelectronics Measurements
Jun 26, 2008 |
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Using an ultra-fast method of measuring how a transistor switches from the “off” to the “on” state, researchers at the National Institute of Standards and Technology (NIST) recently reported that they have uncovered an unusual ...
New 'control knobs' for stem cells identified
Biology /
Dec 03, 2008 |
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Natural changes in voltage that occur across the membrane of adult human stem cells are a powerful controlling factor in the process by which these stem cells differentiate, according to research published by Tufts University ...
Many devices don't require a converter
Apr 22, 2009 |
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Q. We will be sailing in the Greek Islands on a 32-foot boat in May, and I am wondering how to properly charge our various electronic gadgets -- an e-book reader, camera and phone -- so I don't wreck any of them. What should ...
Bacterial toxin closes gate on immune response
Feb 13, 2008 |
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Researchers at the University of Pennsylvania School of Medicine have demonstrated that a bacterial toxin from the common bacterium Staphylococcus aureus shuts down the control mechanism of the tunnel, called an ion channel, ...
Researchers Design Electronic Amplifier Capable of Functioning in Extreme Temperatures
Mar 09, 2009 |
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(PhysOrg.com) -- Missions to space require 'warm' boxes, which protect electronic circuitry from extreme temperatures and exposure to radiation. Electrical engineering researchers at the University of Arkansas ...
Scientists model molecular switch
Jun 16, 2008 |
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Michigan Technological University physicist Ranjit Pati and his team have developed a model to explain the mechanism behind computing's elusive Holy Grail, the single molecular switch.
Chemist creates trapping technique for nanoparticles
Aug 17, 2009 |
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(PhysOrg.com) -- A chemist at the University of Wisconsin-Milwaukee (UWM) has developed a kind of invisible fence for trapping and controlling particles as small as a single virus or large protein.
Silicon nanowires upgrade data-storage technology
Jun 09, 2007 |
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Scientists at the National Institute of Standards and Technology, along with colleagues at George Mason University and Kwangwoon University in Korea, have fabricated a memory device that combines silicon nanowires with a ...
'Nanomechanical Oscillators' Could Lead to New Class of Computers
May 02, 2008 |
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More than 50 years ago, a graduate student in Japan conceived the “Parametron,” an electrical circuit that could form the basis for digital computers. The concept ultimately fell flat, but recently a pair ...
Panasonic Develops A Gallium Nitride (GaN) Power Device with A New Junction Structure
Dec 17, 2008 |
4.8 / 5 (5) |
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Panasonic today announced the development of a Gallium Nitride (GaN) -based diode with a new junction structure called "Natural Super Junction". The new GaN diode with low operating loss is applicable to a ...
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