News tagged with ferromagnetic metals
Nanophysicists find unexpected magnetic effect: Kondo effect noted in single-atom contacts of pure ferromagnets
Apr 29, 2009 |
4.7 / 5 (6) |
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Spanish and U.S. physicists studying nanoelectronics have found that size really does matter when it comes to predicting the behavior of electrical contacts that are just one atom wide.
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Physicists tweak zinc to get many model compounds
Apr 18, 2007 |
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Try as they might, ancient alchemists could never turn lead into gold. Neither can the members of the Novel Materials group at the U.S. Department of Energy's Ames Laboratory. But these physicists do have ...
Magnetism observed in gas for the first time
Sep 17, 2009 |
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(PhysOrg.com) -- For the first time, MIT scientists have observed ferromagnetism in an atomic gas, addressing the decades-old question of whether gases could show properties similar to a magnet made of iron or nickel. Specifically, ...
Spintronic -- the new electronic?
Jun 17, 2009 |
4.9 / 5 (10) |
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European researchers have developed novel concept devices using ferromagnetic semiconductors.
Changing the rings: a key finding for magnetics design
Aug 03, 2007 |
4 / 5 (7) |
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Researchers at the National Institute of Standards and Technology’s Center for Nanoscale Science and Technology have done the first theoretical determination of the dominant damping mechanism that settles down excited magnetic ...
Changing the rings: a key finding for magnetics design
Aug 24, 2007 |
4 / 5 (11) |
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Researchers at the National Institute of Standards and Technology’s Center for Nanoscale Science and Technology (CNST) have done the first theoretical determination of the dominant damping mechanism that settles down excited ...
Graphite mimics iron's magnetism
Oct 04, 2009 |
4.6 / 5 (17) |
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Researchers of Eindhoven University of Technology and the Radboud University Nijmegen in The Netherlands show for the first time why ordinary graphite is a permanent magnet at room temperature. The results ...
Unexpectedly Long-Range Effects in Advanced Magnetic Devices
Jul 01, 2009 |
4.2 / 5 (10) |
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(PhysOrg.com) -- A tiny grid pattern has led materials scientists at the National Institute of Standards and Technology (NIST) and the Institute of Solid State Physics in Russia to an unexpected finding—the ...
Multiferroic compounds used to produce smaller and cheaper digital memories
Nov 27, 2009 |
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(PhysOrg.com) -- Is it possible to make even more compact digital memories for portable electronic devices and which consume even less energy? A team of French researchers has recently demonstrated that it ...
NRL scientists demonstrate efficient electrical spin injection into silicon
Jul 16, 2007 |
4.5 / 5 (16) |
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Scientists at the Naval Research Laboratory (NRL) have efficiently injected a current of spin-polarized electrons from a ferromagnetic metal contact into silicon, producing a large electron spin polarization ...
Bacteria from the deep can clean up heavy metals
Jun 05, 2009 |
4.8 / 5 (6) |
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A species of bacteria, isolated from sediments deep under the Pacific Ocean, could provide a powerful clean-up tool for heavy metal pollution.
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