News tagged with vortex beams

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 ...

dateNov 05, 2012 in General Physics
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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 ...

dateFeb 17, 2012 in General Physics
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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 ...

dateSep 17, 2010 in General Physics
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