AIST researchers have developed an instrument for X-ray absorption fine structure (XAFS) spectroscopy equipped with a superconducting detector. With the instrument, the researchers have realized, for the first time, local ...
General Physics
Feb 25, 2013
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(Phys.org)—Cornell researchers have resolved a longstanding theoretical debate about the electronic structure of iron-based superconductors by directly observing it at the atomic scale. The work is reported in the Feb. ...
Superconductivity
Feb 21, 2013
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AIST researchers have confirmed the operation of an ultra-miniaturized transistor with a channel length of 3 nm. The developed transistor was fabricated employing a V-shaped groove created by anisotropic dissolution of silicon ...
Electronics & Semiconductors
Feb 19, 2013
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Researchers from the Institute of Photonic Sciences (ICFO), in collaboration with the CSIC and Macquarie University in Australia, have developed a new technique, similar to the MRI but with a much higher resolution and sensitivity, ...
Nanophysics
Feb 11, 2013
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Spintronics is a form of signal processing similar to that used in traditional electronics, but it takes advantage of a property of electrons known as spin. Spin is often visualized as an arrow about which the electron rotates, ...
General Physics
Jan 30, 2013
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During accretion and differentiation of the Earth, chemical interactions in a silicate magma ocean and liquid iron drove silicon and oxygen impurities into what went on to become the liquid outer core. Contrasting with previous ...
Earth Sciences
Jan 29, 2013
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When a piece of metal is cooled down, it becomes easier for electrons to move through the material. Therefore, the electrical resistance of a metal normally decreases with lower temperatures. However, in the presence of magnetic ...
General Physics
Jan 25, 2013
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(Phys.org)—By doping a bismuth-based layered material with silver, Chinese scientists demonstrated that superconductivity is intrinsic to the new material rather than stemming from its impurities.
Superconductivity
Dec 20, 2012
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(Phys.org)—Electron microscopy at the Department of Energy's Oak Ridge National Laboratory is providing unprecedented views of the individual atoms in graphene, offering scientists a chance to unlock the material's full ...
Nanophysics
Nov 15, 2012
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Ultra-thin inorganic oxide films are set to play vital roles in future catalytic systems, according to findings from Jaehoon Jung and Yousoo Kim at RIKEN's Advanced Science Institute in Wako and two colleagues in Japan and ...
Materials Science
Nov 1, 2012
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