News tagged with circuits
High-tech weapons sow fears of chip sabotage
As NATO countries weigh whether to arm Libya's rebels, military planners may give a thought to adding a remote "kill switch" to some weapons to keep them out of the wrong hands, experts say.
Technology / Hi Tech & Innovation
Apr 17, 2011 |
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Researchers advance toward hybrid spintronic computer chips
Researchers here have created the first electronic circuit to merge traditional inorganic semiconductors with organic "spintronics" – devices that utilize the spin of electrons to read, write and manipulate data.
Apr 13, 2011 |
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Freescale to keep Sendai plant closed
Freescale Semiconductor has decided against reopening its plant in Sendai after the massive earthquake and tsunami in northeastern Japan left it severely damaged.
Apr 06, 2011 |
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The first non-trivial atom circuit: Progress towards an atom SQUID
(PhysOrg.com) -- Researchers from the National Institute of Standards and Technology and the University of Maryland have created the first nontrivial "atom circuit," a donut-shaped loop of ultracold gas atoms ...
Mar 31, 2011 |
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The incredible shrinking circuit
(PhysOrg.com) -- Just when it seemed that microchips couldn't get any tinier, a technique developed by researchers here at the University of Cambridge Engineering Department could lead to chips which are not ...
Nanotechnology / Nanomaterials
Mar 28, 2011 |
4.8 / 5 (12) |
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Silicon, nitride LEDs integrated onto a single chip for one-bit digital counters
Silicon-based semiconductor devices dominate the microelectronics industry and are used for the fabrication of high density integrated circuits comprising of memory and processing devices. However, silicon ...
Mar 25, 2011 |
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Tiny 'on-chip detectors' count individual photons
A team of researchers has integrated tiny detectors capable of counting individual photons on computer chips. These detectors, called "single-photon avalanche diodes (SPAD)," act like mini Geiger counters, producing a "tick" ...
Mar 17, 2011 |
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'Pruned' microchips are faster, smaller, more energy-efficient
An international team of computing experts from the United States, Switzerland and Singapore has created a breakthrough technique for doubling the efficiency of computer chips simply by trimming away the portions that are ...
Technology / Computer Sciences
Mar 16, 2011 |
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Taking mathematics to heart
Did you know that heart attacks can give you mathematics? That statement appears on the web site of James Keener, who works in the mathematics of cardiology. This area has many problems that are ripe for unified ...
Mar 14, 2011 |
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Scientists discover anti-anxiety circuit in brain region considered the seat of fear
Stimulation of a distinct brain circuit that lies within a brain structure typically associated with fearfulness produces the opposite effect: Its activity, instead of triggering or increasing anxiety, counters ...
Medicine & Health / Neuroscience
Mar 09, 2011 |
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Web-crawling the brain
The brain is a black box. A complex circuitry of neurons fires information through channels, much like the inner workings of a computer chip. But while computer processors are regimented with the deft economy of an assembly ...
Medicine & Health / Neuroscience
Mar 09, 2011 |
4.4 / 5 (9) |
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Building biological computers
New research shows that genetically modified cells can be made to communicate with each other as if they were electronic circuits. The study is a groundbreaking step toward building complex systems where the ...
Mar 07, 2011 |
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Molecular mechanism contributing to neuronal circuit formation found
German scientists at Helmholtz Zentrum Munchen have discovered how sensory and motor fibers interact during development of neuronal circuits in the limbs: Both types of nerve fibers can guide this process. With this finding, ...
Medicine & Health / Neuroscience
Mar 07, 2011 |
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Chips, efficient and fast: Professor explores low-power circuits
When in graduate school at Stanford University in the 1990s, Gu-Yeon Wei shared a trailer office near a little kitchen where two other students worked. When they were on the network, he said, everyone’s ...
Mar 04, 2011 |
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Dawning 6000: China launches its first homemade supercomputer
China has unveiled its first supercomputer made exclusively of Chinese components. The announcement of the Dawning 6000 was made by lead chip architect Weiwu Hu at the International Solid State Circuits Conference last week ...
Mar 04, 2011 |
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