News tagged with electric current

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Controlling magnetic clouds in graphene

(Phys.org) —Wonder material graphene can be made magnetic and its magnetism switched on and off at the press of a button, opening a new avenue towards electronics with very low energy consumption.

dateJun 12, 2013 in Nanomaterials
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Stellar winds may electrify exoplanets

(Phys.org) —The strangest class of exoplanets found to date might be even stranger than astronomers have thought. A new model suggests that they are partially heated by electric currents linked to their host stars. Florida ...

dateJun 05, 2013 in Astronomy
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Capturing light in an efficient dye trap

Chemical compounds that can efficiently capture and convert light energy are in high demand as key components of inexpensive solar cells and advanced optical sensors. Carbon-based organic dyes are particularly ...

dateMay 10, 2013 in Materials Science
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A new twist for quantum systems

Physicists at ETH Zurich have developed a method for precisely controlling quantum systems by exploiting a trick that helps cats to land on their feet and motorists to fit their cars into parking spots. In ...

dateApr 17, 2013 in Quantum Physics
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Light tsunami in a superconductor

Superconductors are materials which conduct electric currents without any resistance. At the Helmholtz-Zentrum Dresden-Rossendorf, an international research team headed by Professor Andrea Cavalleri from ...

dateApr 03, 2013 in Superconductivity
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