From powerful computers to super-sensitive medical and environmental detectors that are faster, smaller and use less energy—yes, we want them, but how do we get them?
General Physics
May 8, 2013
3
0
The fact that an ultrashort laser pulse is capable of demagnetizing a ferromagnetic layer in a jiffy has been well-known since approximately 1996. What we don't yet understand, however, is how exactly this demagnetization ...
Condensed Matter
Jan 27, 2013
1
0
At microscopic scales, magnetic materials are full of structure. Tiny magnets, called domains, order themselves in ways that control the magnetic properties of the bulk material. Technologies such as hard disk drives exploit ...
General Physics
Oct 26, 2012
2
0
(Phys.org)—Scientists at the Naval Research Laboratory have demonstrated that graphene, a single layer of carbon atoms in a honeycomb lattice, can serve as a low resistance spin-polarized tunnel barrier contact which successfully ...
Nanophysics
Oct 22, 2012
0
0
(Phys.org)—A team of researchers from the NIST Center for Nanoscale Science and Technology, the Royal Institute of Technology, Stockholm, and the University of Maryland have demonstrated a microscopy method to identify ...
General Physics
Sep 13, 2012
0
0
(Phys.org) -- A collaboration of physicists from Max Planck Institute of Quantum Optics, LMU, Harvard and Caltech detect Higgs-type excitations in a low-dimensional system of ultracold atoms at the transition between different ...
General Physics
Jul 25, 2012
14
0
(Phys.org) -- Some materials, by their nature, do what we want them to do -- notably, the ubiquitous, semiconducting silicon found in almost every electronic device. But sometimes, naturally occurring materials need a little ...
Condensed Matter
Apr 12, 2012
0
0
(PhysOrg.com) -- A new mechanism will make it possible to switch data storage in the future. Researchers at the Max Planck Institute of Microstructure Physics in Halle use a short electric pulse to change the magnetic transport ...
Condensed Matter
Mar 1, 2012
0
0
Scientists at the University of Massachusetts Amherst report that for the first time they have designed a much simpler method of preparing ordered magnetic materials than ever before, by coupling magnetic properties to nanostructure ...
Nanophysics
Sep 27, 2011
0
0
(PhysOrg.com) -- Titanium oxide doped with cobalt produces magnetic properties at room temperature via a newly discovered mechanism.
General Physics
May 4, 2011
0
0
