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Research pokes holes in Hubbard model: Could help solve enigma of high-temperature superconductors
Aug 19, 2009 |
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New UBC research has literally and figuratively poked holes in single-band Hubbard physics--a model that has been used to predict and calculate the behavior of high-temperature superconductors for 20 years.
Physicists find new explanation for superconductivity's 'glue'
Dec 20, 2007 |
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A team of Boston College researchers led by Asst. Prof. Vidya Madhavan (Physics) has identified an alternative explanation for the microscopic origins of the “glue” that binds electrons during high-temperature superconductivity, ...
New research reveals subtlety of superconductivity
Mar 20, 2007 |
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Argonne scientists helped lead the superconducting revolution 20 years ago this month with their landmark solution of the structure of the most widely known high-temperature superconductor YBa2Cu3O7. Now, they have solved another ta ...
Researchers explore magnetic properties of iron-based superconductors
Mar 16, 2009 |
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Scientists at the Naval Research Laboratory (NRL) have proposed theoretical models to explain the normal magnetic properties in iron-based superconductors. This research was published in the December 21, 2008 ...
Scientists create superconducting thin films
Oct 08, 2008 |
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(PhysOrg.com) -- One major goal on the path toward making useful superconducting devices has been engineering materials that act as superconductors at the nanoscale -- the realm of billionths of a meter. Such ...
Strain Has Major Effect on High-Temp Superconductors
Feb 15, 2007 |
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Just a little mechanical strain can cause a large drop in the maximum current carried by high-temperature superconductors, according to novel measurements carried out by the National Institute of Standards ...
Researchers Explore Magnetic Properties of Iron-Based Superconductors
Apr 13, 2009 |
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(PhysOrg.com) -- Scientists at the Naval Research Laboratory have proposed theoretical models to explain the normal magnetic properties in iron-based superconductors. This research was published in the December ...
Race for Superconductors Shrinks to Nanoscale
Oct 09, 2009 |
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(PhysOrg.com) -- A team of researchers from UT Dallas, Clemson University and Yale University are using science on the nanoscale to address one of the most elusive challenges in physics - the discovery of ...
Rice researchers to build light-based crystal simulator
Sep 23, 2009 |
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A Rice University-led team of physicists at seven U.S. universities has won $5 million from the Department of Defense to build a simulator capable of tackling high-temperature superconductivity, one of the ...
One Mystery of High-Tc Superconductivity Resolved
Nov 16, 2006 |
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Research published online in the journal Science this week by Tonica Valla, a physicist at the U.S. Department of Energy’s Brookhaven National Laboratory, appears to resolve one mystery in the 20-year study ...
Magnetism Governs Properties of Iron-Based Superconductors
Mar 18, 2009 |
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(PhysOrg.com) -- Though a year has passed since the discovery of a new family of high-temperature superconductors, a viable explanation for the iron-based materials’ unusual talent remains elusive. But a team ...
Research Suggests Novel Superconductor Is In a Powerful Class All Its Own
May 28, 2008 |
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Superconductivity has perplexed, astounded and inspired scientists ever since it was discovered in 1911. Now, in the latest of a century of surprises, researchers at the National High Magnetic Field Laboratory ...
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, ...
New theory explains enhanced superconductivity in nanowires
Oct 18, 2006 |
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Superconducting wires are used in magnetic resonance imaging machines, high-speed magnetic-levitation trains, and in sensitive devices that detect variations in the magnetic field of a brain. Eventually, ultra-narrow superconducting ...
Researchers team up to probe iron-arsenic superconductors with new instrument
Oct 10, 2008 |
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Researchers at the U.S. Department of Energy's Ames Laboratory are part of collaborative team that's used a brand new instrument at the DOE's Spallation Neutron Source to probe iron-arsenic compounds, the "hottest" new find ...
