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Secrets behind high temperature superconductors revealed
Feb 22, 2009 |
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(PhysOrg.com) -- Scientists from Queen Mary, University of London and the University of Fribourg (Switzerland) have found evidence that magnetism is involved in the mechanism behind high temperature superconductivity.
Race for better superconductors heats up
Oct 20, 2008 |
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Scientists have discovered a new family of superconductors -- materials that carry electricity more efficiently than copper and other metals -- whose properties rekindle enthusiasm about the possibility that these exotic ...
New superconductors present new mysteries, possibilities
Jun 04, 2008 |
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Johns Hopkins University researchers and colleagues in China have unlocked some of the secrets of newly discovered iron-based high-temperature superconductors, research that could result in the design of better superconductors ...
Closing the 'Pseudogap' on Superconductivity
Mar 13, 2008 |
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One of the biggest mysteries in studying high-temperature (Tc) superconductors - materials that conduct electrical current with no resistance below a certain transition temperature - is the origin of a gap in the energy level ...
Superconductivity: Which one of these is not like the other?
Jul 13, 2009 |
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Superconductivity appears to rely on very different mechanisms in two varieties of iron-based superconductors. The insight comes from research groups that are making bold statements about the correct description ...
New material could help cut future energy losses
Mar 19, 2009 |
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Scientists at the University of Liverpool and Durham University have developed a new material to further understanding of how superconductors could be used to transmit electricity to built-up areas and reduce global energy ...
Scientists prove unconventional superconductivity in new iron arsenide compounds
Jan 09, 2009 |
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(PhysOrg.com) -- Scientists at U.S. Department of Energy's Argonne National Laboratory used inelastic neutron scattering to show that superconductivity in a new family of iron arsenide superconductors cannot ...
Getting warmer: Researchers uncover information on new superconductors
May 28, 2008 |
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The world of physics is on fire about a new kind of superconductor, and a group of researchers at the University of Tennessee, Knoxville, and Oak Ridge National Laboratory led by physicist Pengcheng Dai are in the middle ...
Physicists reveal superconducting surprise
Feb 12, 2008 |
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MIT physicists have taken a step toward understanding the puzzling nature of high-temperature superconductors, materials that conduct electricity with no resistance at temperatures well above absolute zero.
Putting the Pressure on Iron-Based Superconductors
Mar 05, 2009 |
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(PhysOrg.com) -- Traditionally, magnetism and superconductivity don't mix. For more than 20 years, the only known superconductors that worked at so-called "high" temperatures (above 30 K, or about -406 degrees ...
UBC physicists develop 'impossible' technique to study and develop superconductors
Nanotechnology / Nanomaterials
Jun 23, 2008 |
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A team of University of British Columbia researchers has developed a technique that controls the number of electrons on the surface of high-temperature superconductors, a procedure considered impossible for the past two decades.
Breakthrough experiment on high-temperature superconductors
Dec 12, 2008 |
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(PhysOrg.com) -- New information about the metallic state from which high temperature superconductivity emerges, has been revealed in an innovative experiment performed at the University of Bristol.
Superconductors get a boost from pressure
May 19, 2008 |
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Superconductors can convey more than 150 times more electricity than copper wires because they don’t restrict electron movement, the essence of electricity. But to do this, the materials have to be cooled below a very low, ...
Thinnest superconducting metal created
Jun 08, 2009 |
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A superconducting sheet of lead only two atoms thick, the thinnest superconducting metal layer ever created, has been developed by physicists at The University of Texas at Austin.
New insights into high-temperature superconductors
Feb 26, 2007 |
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Scientists at the Carnegie Institution's Geophysical Laboratory in collaboration with a physicist at the Chinese University of Hong Kong have discovered that two different physical parameters —pressure and the substitution ...
