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Hybrid Computer Materials May Lead To Faster, Cheaper Technology
April 3, 2008 — A modern computer contains two different types of components: magnetic components, which perform memory functions, and semiconductor components, which perform logic operations. Computer scientists ... > full story -
3-D Imaging: First Insights Into Magnetic Fields
March 30, 2008 — 3-D images are not only useful in medicine; the observation of internal structures is also invaluable in many other fields of scientific investigation. Researchers have now succeeded, for the first ... > full story -
Physicists Learn How Quantum Mechanical States Break Down
March 20, 2008 — Researchers have made significant advancements in understanding a fundamental problem of quantum mechanics -- one that is blocking efforts to develop practical quantum computers with processing ... > full story -
How Fundamental Particles Lose Track Of Quantum Mechanical Properties
March 13, 2008 — Physicists report a series of experiments in Science that mark an important step toward understanding a longstanding fundamental physics problem of quantum mechanics. The problem the physicists ... > full story -
Stunt Doubles: Ultracold Atoms Could Replicate The Electron 'Jitterbug'
March 10, 2008 — Ultracold atoms moving through a carefully designed arrangement of laser beams will jiggle slightly as they go, two NIST scientists have predicted. If observed, this never-before-seen "jitterbug" ... > full story -
Future 'Quantum Computers' Will Offer Increased Efficiency And Security Risks
March 5, 2008 — Physicists have made a discovery that may revolutionize encryption technology while bringing quantum computing one step closer. Consumers, credit card companies and high-tech firms rely on ... > full story -
Position Sensors: Magnets Know Their Place
February 29, 2008 — Non-contact position sensors are small but important parts of many modern machines. Researchers have used a phenomenon known as magnetoresistance to develop a practical, low-cost position sensor that ... > full story -
Switchyard For Single Electrons
February 25, 2008 — Scientists have transferred very small charge "packets," comprising a well-defined number of few electrons, between metallic electrons precisely by using a single-electron pump. A single-electron ... > full story -
Experiment Tightens Limits On Dark Matter: Physicists Revive Bubble Chamber Technology To Search For WIMPs
February 14, 2008 — Scientists working on the COUPP experiment at DOE's Fermilab have announced a new development in the quest to observe dark matter. The experiment tightened constraints on "spin-dependent" properties ... > full story -
Graphene Holds Promise For Spintronics
February 10, 2008 — Graphene is a nanomaterial combining very simple atomic structure with intriguingly complex and largely unexplored physics. Since its first isolation about four years ago researchers suggested a ... > full story
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