Search results for superconductivity:
Improved Superconductivity in Multi-Walled Carbon Nanotubes
Mar 13, 2006 |
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A group of researchers from several institutions in Japan has observed superconductivity — a phenomenon in which electrons flow with no resistance — in billionth-of-a-meter sized cylindrical carbon molecules ...
Study Yields Surprising New Insight into High-Temp Superconductors
Mar 17, 2009 |
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(PhysOrg.com) -- Recently, an international group of researchers discovered that the underlying mechanism producing high-temperature superconductivity in a widely studied class of copper-oxygen-based superconductors may be ...
High-Temp Superconducting Nanowire System is First of its Kind
Nov 26, 2008 |
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(PhysOrg.com) -- Scientists from the California Institute of Technology have, for the first time, created an array of nanowires that are superconducting at relatively high temperatures. This work, published ...
Researchers Induce Superconductivity in an Insulator
Nov 24, 2008 |
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(PhysOrg.com) -- To continue to improve semiconductor devices, such as transistors, which form the backbone of the consumer electronics industry, researchers need to be able to control the movement and density of the electric ...
'Single-Crystal' Superconductors are a Big Step for the Field
Aug 28, 2008 |
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(PhysOrg.com) -- In key advances for the field of superconductivity, a research group has created versions of a class of widely studied superconducting compounds that are each one continuous crystal, rather ...
Breaking down superfluidity
Sep 04, 2007 |
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“One of the most exciting areas of research in the last few years has been the realization of the BEC-BCS crossover,” Wolfgang Ketterle tells PhsyOrg.com. Ketterle and a team of scientists at the MIT-Harvard Center for Ul ...
Attempting to unlock the secrets of superfluidity
May 31, 2007 |
3.6 / 5 (31) |
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Ever since superfluidity was discovered in liquid helium, scientists have been searching for its causes, and exploring the different phases of matter in which superflow might exist (gases, liquids and solids).
Superconducting motor to increase power density
May 24, 2007 |
4.2 / 5 (91) |
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The field of electric motors has recently entered a new era. The electric motors that you see today in everything from washing machines, toys, and fans use the same basic principles as motors from 50 years ...
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 ...
Bose-Einstein condensation in the solid state
Sep 27, 2006 |
4.4 / 5 (49) |
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New experimental research shows that half-matter, half-light quasi-particles called polaritons show compelling evidence of Bose-Einstein condensation at the relatively high temperature of 19 degrees Kelvin. ...
UA physicist discovers exotic superconductivity
Aug 16, 2006 |
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University of Arizona Associate Professor of Physics Andrei Lebed has discovered that strong magnetism changes the basic, intrinsic properties of electrons flowing through superconductors, establishing an "exotic" ...
Imaging Challenges Theory of High-temperature Superconductivity
Aug 02, 2006 |
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By observing events at the scale of single atoms, Cornell researchers have found evidence that the mechanism in high-temperature superconductors may be much more like that in low-temperature superconductors ...
MIT physicists shed new light on superfluidity
Jul 20, 2006 |
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For the first time, MIT scientists have directly observed the transition of a gas to a superfluid, a form of matter closely related to the superconductors that allow electrical currents to travel without resistance.
A fresh spin in quantum physics: The 'spin triplet' supercurrent
Physics /
Feb 15, 2006 |
4.7 / 5 (48) |
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For the first time, scientists have created a “spin triplet” supercurrent through a ferromagnet over a long distance. Achieved with a magnet developed at Brown University and the University of Alabama, the feat upends long-standing ...
First vortex 'chains' observed in engineered superconductor
Physics /
Dec 12, 2005 |
4.9 / 5 (8) |
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They look like tiny swirling dust devils on the surface of the superconductor: "vortices" that appear where magnetic fields interact with the material. Unlike harmless dust devils, however, vortices can sap ...
