News tagged with quantum spin hall effect
Current flowing along the edges of a promising quantum device is insensitive to its magnetic impurities
Conductors of electrical current, including copper, heat up and limit the ability to increase circuit densities. Unusual materials that exhibit the so-called ‘quantum spin Hall effect’, in which ...
Sep 30, 2011 |
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Super-efficient Transistor Material Predicted
(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 ...
May 15, 2009 |
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Quantum Twist: Electrons Mimic Presence of Magnetic Field
(PhysOrg.com) -- An international team of scientists led by a Princeton University group recently discovered that on the surface of certain materials collective arrangements of electrons move in ways that ...
Feb 12, 2009 |
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Search results for quantum spin hall effect
Hall effect at the speed of light: How can you demonstrate relativistic effects with your mobile phone?
The relativistic Hall effect describing objects rotating at speeds comparable with the speed of light has been reported.
May 21, 2012 |
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Researchers demonstrate new way to control nonvolatile magnetic memory devices
(Phys.org) -- Cornell researchers have demonstrated a new strategy for making energy- efficient, reliable nonvolatile magnetic memory devices -- which retain information without electric power.
May 07, 2012 |
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'Anti-atomic fingerprint': Physicists manipulate anti-hydrogen atoms for the first time (Update)
The ALPHA collaboration at CERN in Geneva has scored another coup on the antimatter front by performing the first-ever spectroscopic measurements of the internal state of the antihydrogen atom. Their results ...
Mar 07, 2012 |
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An electrical switch for magnetic current
(PhysOrg.com) -- A new mechanism will make it possible to switch data storage in the future. Researchers at the Max Planck Institute of Microstructure Physics in Halle use a short electric pulse to change ...
Mar 01, 2012 |
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Atoms dressed with light show new interactions, could reveal way to observe enigmatic particle
(PhysOrg.com) -- Scientists at the Joint Quantum Institute (JQI) have for the first time engineered and detected the presence of high angular momentum collisions between atoms at temperatures close to absolute ...
Dec 08, 2011 |
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Topological matter in optical lattices
Atoms trapped by laser light have become excellent platforms for simulating solid state systems. These systems are also a playground for exploring quantum matter and even uncovering new phenomena not yet seen ...
Nov 28, 2011 |
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Materials scientists develop topological insulator with a switch
(PhysOrg.com) -- Scientists at Stanford and SLAC have found a potential way to harness the amazing properties of topological insulators – materials that conduct electricity only along their surfaces – ...
Oct 05, 2011 |
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Scientists produce a crystal that could help unlock the mystery of high-temperature superconductors
MIT scientists have synthesized, for the first time, a crystal they believe to be a two-dimensional quantum spin liquid: a solid material whose atomic spins continue to have motion, even at absolute zero temperature.
Mar 29, 2011 |
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Device controls, measures spin current injected into semiconductor material
An international research team formed by physicists from Hitachi, the University of Cambridge and University of Nottingham in the UK, Charles University in the Germany, the Institute of Physics (ASCR), in the Czech Republic, ...
Jan 04, 2011 |
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Researchers develop first high-temperature spin-field-effect transistor
An international team of researchers featuring Texas A&M University physicist Jairo Sinova has announced a breakthrough that gives a new spin to semiconductor nanoelectronics and the world of information technology.
Dec 23, 2010 |
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List of search results for quantum spin hall effect
