News tagged with magnetic vortex

New phenomenon in nanodisk magnetic vortices

(Phys.org) -- The phenomenon in ferromagnetic nanodisks of magnetic vortices – hurricanes of magnetism only a few atoms across – has generated intense interest in the high-tech community because ...

Aug 08, 2012
5 / 5 (2) 0 | with audio podcast

Electron microscopes with a twist

Vortex beams, rotating like a tornado, offer completely new possibilities for electron microscopy. A method of producing extremely intense vortex beams has been discovered at the Vienna University of Technology ...

Nov 05, 2012
4.7 / 5 (3) 2 | with audio podcast

Scientists generate rotating electron beams

A team of EU-funded scientists has come up with a way of generating rotating electron beams. The technique, described in the journal Nature, could be used to probe the magnetic properties of materials and co ...

Sep 17, 2010
4.9 / 5 (19) 3 | with audio podcast

Manipulating the texture of magnetism

Knowing how to control the combined magnetic properties of interacting electrons will provide the basis to develop an important tool for advancing spintronics: a technology that aims to harness these properties ...

Feb 03, 2012
5 / 5 (5) 1

Emerging from the vortex

Whether a car or a ball, the forces acting on a body moving in a straight line are very different to those acting on one moving in tight curves. This maxim also holds true at microscopic scales. As such, a ...

Feb 17, 2012
3.7 / 5 (3) 0

Magnetic Vortex Switch Leads to Electric Pulse

(PhysOrg.com) -- Researchers at the University of Arkansas have shown that changing the chirality, or direction of spin, of a nanoscale magnetic vortex creates an electric pulse, suggesting that such a pulse might be of use ...

Apr 08, 2009
4.8 / 5 (9) 1
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