News tagged with external magnetic fields

Ultrasensitive magnetoplasmonic sensors

Systems allowing label-free molecular-level detection are expected to have enormous impact on biochemical sciences. Research focuses on materials and technologies based on exploiting the coupling of light with electronic ...

dateJun 09, 2015 in Nanophysics
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Putting a new spin on computing memory

Ever since computers have been small enough to be fixtures on desks and laps, their central processing has functioned something like an atomic Etch A Sketch, with electromagnetic fields pushing data bits into place to encode ...

dateApr 22, 2015 in General Physics
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New remote control for molecular motors

In the eyes of physicists, magnetic molecules can be considered as nanoscale magnets. Remotely controlling the direction in which they rotate, like spinning tops, may intuitively be difficult to achieve. However, Russian ...

dateMar 16, 2015 in General Physics
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Researchers make magnetic graphene

Graphene, a one-atom thick sheet of carbon atoms arranged in a hexagonal lattice, has many desirable properties. Magnetism alas is not one of them. Magnetism can be induced in graphene by doping it with magnetic impurities, ...

dateJan 26, 2015 in Nanomaterials
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New light shed on electron spin flips

Researchers from Berlin Joint EPR Lab at Helmholtz-Zentrum Berlin (HZB) and University of Washington (UW) derived a new set of equations that allows for calculating electron paramagnetic resonance (EPR) transition probabilities ...

dateJan 07, 2015 in General Physics
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