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Driving an Electron Spin Vortex 'Skyrmion' With a Microcurrent
August 29, 2012 — Scientists have succeeded in forming a skyrmion crystal, in which electron spin is aligned in a vortex shape, in a microdevice using the helimagnet FeGe, and driving the skyrmion crystal with an ... > full story -
Graphene-Based Materials Kill Bacteria Two Ways
August 29, 2012 — Graphene-based materials kill bacteria through one of two possible mechanisms. Researchers have now compared the antibacterial activity of graphite, graphite oxide, graphene oxide and reduced ... > full story -
Magnetic Vortex Reveals Key to Spintronic Speed Limit
August 28, 2012 — Spintronics use electron spin to write and read information. To mobilize this emerging technology, scientists must understand exactly how to manipulate spin as a carrier of computer code. Now, ... > full story -
Data Storage: Ribbon Readers
August 20, 2012 — Transistors made from graphene nanoribbons make efficient magnetic field sensors, researchers have ... > full story -
A New Route to Dissipationless Electronics
August 19, 2012 — A team of researchers has demonstrated a new material that promises to eliminate loss in electrical power transmission. The surprise is that their methodology for solving this classic energy problem ... > full story -
Electronic Read-out of Quantum Bits
August 16, 2012 — Quantum computers promise to reach computation speeds far beyond that of today’s computers. As they would use quantum effects, however, they would also be susceptible to external interferences. ... > full story -
Scientists 'Waltz' Closer to Using Spintronics in Computing
August 13, 2012 — Aiming to use electron spins for storing, transporting and processing information, researchers have revealed the first-ever direct mapping of the formation of a persistent spin helix in a ... > full story -
Physicists Explore Properties of Electrons in Revolutionary Material
August 10, 2012 — Scientists have found a new way to examine certain properties of electrons in graphene – a very thin material that may hold the key to new technologies in computing and other ... > full story -
Freezing Magnetic Monopoles: How Dipoles Become Monopoles and Vice Versa
August 9, 2012 — Scientists have sharpened the theoretical framework under which monopoles can be ... > full story -
The Spin Racket: Ping-Pong Champs Are Intuitive Masters of Fluid Dynamics
August 8, 2012 — Curve balls may help a pitcher strike out batters in baseball; and some nasty spin can make an opponent sweat to return a tennis serve. But more so than in any other ball game, in table tennis ... > full story
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