Superconductivity news
Iron-pnictide electron orbital pairing promises higher-temperature superconductors
(PhysOrg.com) -- The quest to develop a so-called room-temperature superconductor – one that exhibits lossless electronic transmission – has long fueled both popular and scientific imagination. At ...
May 17, 2011 |
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How to identify chiral superconductivity in new materials
(PhysOrg.com) -- "Chiral superconductivity is the dream of mankind," Carlo Beenakker tells PhysOrg.com. "All sorts of scientists are working on it, and there are many labs trying to create materials that are predicted to pro ...
Apr 22, 2010 |
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Study Yields Surprising New Insight into High-Temp Superconductors
(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 ...
Mar 17, 2009 |
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Researchers Induce Superconductivity in an Insulator
(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 ...
Nov 24, 2008 |
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Long predicted but never observed: A new kind of quantum junction
A new type of quantum bit called a "phase-slip qubit", devised by researchers at the RIKEN Advanced Science Institute and their collaborators, has enabled the world's first-ever experimental demonstration ...
Apr 18, 2012 |
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Ultrafast laser pulses shed light on elusive superconducting mechanism
An international team that includes University of British Columbia physicists has used ultra-fast laser pulses to identify the microscopic interactions that drive high-temperature superconductivity.
Mar 29, 2012 |
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Physicists surprised by disappearing and reappearing superconductivity in iron selenium chalcogenides
(PhysOrg.com) -- Superconductivity is a rare physical state in which matter is able to conduct electricity -- maintain a flow of electrons -- without any resistance. This phenomenon can only be found in certain ...
Feb 22, 2012 |
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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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Chemists propose explanation for superconductivity at high temperatures
(PhysOrg.com) -- It has been 25 years since scientists discovered the first high-temperature superconductors—copper oxides, or cuprates, that conduct electricity without a shred of resistance at temperatures ...
Dec 15, 2011 |
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Physicists unveil a theory for a new kind of superconductivity
(PhysOrg.com) -- In this 100th anniversary year of the discovery of superconductivity, physicists at the University of Massachusetts Amherst and Sweden’s Royal Institute of Technology have published a ...
Oct 24, 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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Scientists observe how superconducting nanowires lose resistance-free state
Even with today's invisibility cloaks, people can't walk through walls. But, when paired together, millions of electrons can.
Sep 22, 2011 |
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Novel magnetic, superconducting material opens new possibilities in electronics
(PhysOrg.com) -- Scientists have reached a crucial milestone that could lead to a new class of materials with useful electronic properties. In research reported in the Sept. 5 issue of Nature Physics, the te ...
Sep 05, 2011 |
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Etch-a-sketch with superconductors
Reporting in Nature Materials this week, researchers from the London Centre for Nanotechnology and the Physics Department of Sapienza University of Rome have discovered a technique to 'draw' superconducting shapes ...
Aug 22, 2011 |
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Discovery in parent of one high-temperature superconductor may lead to predictive control
(PhysOrg.com) -- A team of scientists studying the parent compound of a cuprate (copper-oxide) superconductor has discovered a link between two different states, or phases, of that matter - and written a mathematical ...
Jul 21, 2011 |
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