News tagged with dopant atoms
Coexistence of superconductivity and magnetism
(PhysOrg.com) -- Scientists from the University of Sydney are celebrating the 100th anniversary of superconductivity with a discovery of their own.
Jun 17, 2011 |
4.3 / 5 (4) |
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Certain doped-oxide ceramics resist Ohm's Law
For months, Anthony West could hardly believe what he and his colleagues were seeing in the lab -- or the only explanation for the unexpected phenomena that seemed to make sense.
Sep 21, 2010 |
4.8 / 5 (19) |
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Researchers peer into nanowires to measure dopant properties
(PhysOrg.com) -- Semiconductor nanowires -- tiny wires with a diameter as small as a few billionths of a meter — hold promise for devices of the future, both in technology like light-emitting diodes and in ...
Apr 02, 2009 |
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Search results for dopant atoms
A new class of electron interactions in quantum systems
Physicists at the University of New South Wales have observed a new kind of interaction that can arise between electrons in a single-atom silicon transistor.
Jan 23, 2012 |
4.8 / 5 (14) |
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Researchers uncover transparency limits on transparent conducting oxides
Researchers in the Computational Materials Group at the University of California, Santa Barbara (UCSB) have uncovered the fundamental limits on optical transparency in the class of materials known as transparent ...
Jan 18, 2012 |
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Quick-cooking nanomaterials in microwave to make tomorrow's air conditioners
Engineering researchers at Rensselaer Polytechnic Institute have developed a new method for creating advanced nanomaterials that could lead to highly efficient refrigerators and cooling systems requiring no ...
Nanotechnology / Nanomaterials
Jan 10, 2012 |
4.7 / 5 (12) |
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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 |
4.9 / 5 (19) |
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Fujitsu and SuVolta demonstrate ultra-low-voltage operation of SRAM down to 0.4V
Fujitsu Semiconductor Limited and SuVolta, Inc. today announced that they have successfully demonstrated ultra-low-voltage operation of SRAM (static random access memory) blocks down to 0.425V by integrating ...
Dec 07, 2011 |
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Crystal erbium compound offers superior optical properties, can enhance energy, computer, lighting technologies
Arizona State University researchers have created a new compound crystal material that promises to help produce advances in a range of scientific and technological pursuits.
Nov 16, 2011 |
4.9 / 5 (8) |
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Study compares fundamental techniques for doping graphene sheets
(PhysOrg.com) -- Nanotechnology researchers at the Georgia Institute of Technology have conducted the first direct comparison of two fundamental techniques that could be used for chemically doping sheets of ...
Nanotechnology / Nanomaterials
Nov 07, 2011 |
5 / 5 (2) |
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Aluminum alloy overcomes obstacles on the path to making hydrogen a practical fuel source
Hydrogen offers great promise as a renewable energy source. It's staggeringly plentiful (the most abundant element in the Universe) and environmentally friendly (used in a fuel cell, it gives off only water). Unfortunately, ...
Nov 01, 2011 |
5 / 5 (4) |
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Unexpected magnetic excitations in doped insulator surprise researchers
When doping a disordered magnetic insulator material with atoms of a nonmagnetic material, the conventional wisdom is that the magnetic interactions between the magnetic ions in the material will be weakened.
Oct 24, 2011 |
5 / 5 (2) |
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Perspective article examines conductivity at the LaAlO3 and SrTiO3 (001) interface
(PhysOrg.com) -- Complex oxides have the potential to inject new functionalities into technologies that require semiconductors. The correlated behavior of itinerant electrons in these materials sets complex oxides apart ...
Oct 10, 2011 |
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List of search results for dopant atoms
