News tagged with heavy fermions
Rice's 'quantum critical' theory gets experimental boost
New evidence this week supports a theory developed five years ago at Rice University to explain the electrical properties of several classes of materials -- including unconventional superconductors -- that ...
Jan 11, 2012 |
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First images of heavy electrons in action (w/ Video)
Using a microscope designed to image the arrangement and interactions of electrons in crystals, scientists have captured the first images of electrons that appear to take on extraordinary mass under certain ...
Jun 02, 2010 |
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Physicists observe kink in the dispersion of f-electrons
(PhysOrg.com) -- Los Alamos researchers in collaboration with colleagues in US and Europe report on the observation of a kink in the dispersion of f-electrons in USb2.
Feb 02, 2009 |
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Search results for heavy fermions
Extremely strong coupling superconductivity of heavy-electrons in two-dimensions
The ultimately strong electron-electron interaction in metal is realized in the so-called heavy-fermion compound containing rare earth elements, in which the electron effective mass is enhanced by a few hundred ...
Oct 17, 2011 |
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Impurity atoms introduce waves of disorder in exotic electronic material
(PhysOrg.com) -- It's a basic technique learned early, maybe even before kindergarten: Pulling things apart - from toy cars to complicated electronic materials - can reveal a lot about how they work. "That's ...
Oct 17, 2011 |
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Tunnel view of how electrons play
(PhysOrg.com) -- Electrons behave like football teams: the match becomes interesting when the teamwork is as good as that conjured up by the players of FC Barcelona. Electrons which interact strongly with ...
Jun 21, 2011 |
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Magnetism's subatomic roots: Study of high-tech materials helps explain everyday phenomenon
(PhysOrg.com) -- The modern world -- with its ubiquitous electronic devices and electrical power -- can trace its lineage directly to the discovery, less than two centuries ago, of the link between electricity and magnetism. ...
Sep 03, 2010 |
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Physicists use offshoot of string theory to describe puzzling behavior of superconductors
(PhysOrg.com) -- Physicists are divided on whether string theory is a viable theory of everything, but many agree that it offers a new way to look at physical phenomena that have otherwise proven difficult ...
Aug 05, 2010 |
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Quantum fractals at the border of magnetism
U.S., German and Austrian physicists studying the perplexing class of materials that includes high-temperature superconductors are reporting this week the unexpected discovery of a simple "scaling" behavior in the electronic ...
Jul 29, 2010 |
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Fire Meets Ice: Superhot And Supercold Remarkably Similar In The 'Fermion' World (w/ Video)
Trapping and cooling a microscopic clump of gas and then suddenly releasing it would normally result in the gas rapidly expanding outward in all directions, like a spherical bubble.
Aug 04, 2009 |
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Ultracold gas mimics ultrahot plasma
Several years after Duke University researchers announced spectacular behavior of a low density ultracold gas cloud, researchers at Brookhaven National Laboratory have observed strikingly similar properties in a very hot ...
Feb 15, 2009 |
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Making magnetic monopoles, and other exotica, in the lab
Physicist Shou-Cheng Zhang has proposed a way to physically realize the magnetic monopole. In a paper published online in the January 29 issue of Science Express, Zhang and post-doctoral collaborator Xiao-Liang ...
Feb 05, 2009 |
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Magnetism and Superconductivity Observed to Exist in Harmony
(Physorg.com) -- Physicists at Los Alamos National Laboratory, along with colleagues at institutions in Switzerland and Canada, have observed, for the first time in a single exotic phase, a situation where magnetism and superconductivity ...
Aug 28, 2008 |
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List of search results for heavy fermions
