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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.
Magnetic Measurements Question Assumptions About High-Tc Superconductors
Aug 03, 2009 |
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(PhysOrg.com) -- Conquering one of the biggest challenges in the study of high-temperature (high-Tc) superconductors, scientists at the U.S. Department of Energy’s Brookhaven National Laboratory have grown ...
Discovery about behavior of building block of nature could lead to computer revolution
Jul 30, 2009 |
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(PhysOrg.com) -- A team of physicists from the Universities of Cambridge and Birmingham have shown that electrons in narrow wires can divide into two new particles called spinons and a holons.
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 insights, and a new angle, on high-temperature superconductivity
Jun 29, 2009 |
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(PhysOrg.com) -- A Princeton-led research team has revealed surprising information about how electron behavior influences the conduction of electricity in a class of high-temperature superconductors. An increased ...
Scientists reach milestone in study of emergent magnetism
Jun 18, 2009 |
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(PhysOrg.com) -- Scientists at the U.S. Department of Energy's Argonne National Laboratory and the University of Chicago have reached a milestone in the study of emergent magnetism.
Researchers discovers how strain at grain boundaries suppresses high-temperature superconductivity
Jun 17, 2009 |
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Researchers at the National Institute of Standards and Technology (NIST) have discovered that a reduction in mechanical strain at the boundaries of crystal grains can significantly improve the performance ...
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.
Evidence of macroscopic quantum tunneling detected in nanowires
May 27, 2009 |
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A team of researchers at the University of Illinois has demonstrated that, counter to classical Newtonian mechanics, an entire collection of superconducting electrons in an ultrathin superconducting wire is ...
Electric Switches Hold Promise for Data Storage
May 22, 2009 |
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(PhysOrg.com) -- Multiferroics are materials in which unique combinations of electric and magnetic properties can simultaneously coexist. They are potential cornerstones in future magnetic data storage and ...
Super-efficient Transistor Material Predicted
May 15, 2009 |
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(PhysOrg.com) -- New work by condensed-matter theorists at the Stanford Institute for Materials and Energy Science at SLAC National Accelerator Laboratory points to a material that could one day be used to ...
Europium discovery: New element found to be a superconductor
May 13, 2009 |
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(PhysOrg.com) -- Of the 92 naturally occurring elements, add another to the list of those that are superconductors. James S. Schilling, Ph.D., professor of physics in Arts & Sciences at Washington University ...
Iron-arsenic superconductors in class of their own
Apr 29, 2009 |
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Physicists at the U.S. Department of Energy's Ames Laboratory have experimentally demonstrated that the superconductivity mechanism in the recently-discovered iron-arsenide superconductors is unique compared to all other ...
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 ...
Physicists discover important step for making light crystals (w/Videos)
Apr 09, 2009 |
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Ohio State University researchers have developed a new strategy to overcome one of the major obstacles to a grand challenge in physics.
