Millimeter-wave oscillation by ferromagnetic nanocontact device
Researchers have demonstrated theoretically that oscillation of 5–140 GHz is possible by supplying direct current to a ferromagnetic nanocontact device.
Researchers have demonstrated theoretically that oscillation of 5–140 GHz is possible by supplying direct current to a ferromagnetic nanocontact device.
General Physics
Nov 8, 2012
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(Phys.org)—Biology researchers from the University of Sydney, working with colleagues from Paul Sabatier Université in Toulouse have found that the brainless slime mold Physarum polycephalum, is able to use its slime trail ...
(Phys.org)—Imagine a bus that uses electrical storage that costs much less than traditional batteries, can fully charge each time the bus stops, and has enough power to easily get to the next stop. The supercapacitor, once ...
Energy & Green Tech
Oct 3, 2012
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(Phys.org)—Researchers at Rice University are designing transparent, two-terminal, three-dimensional computer memories on flexible sheets that show promise for electronics and sophisticated heads-up displays.
Nanomaterials
Oct 2, 2012
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Research has addressed the mounting problem of polymers from the electronics sector entering the waste stream. An EU-funded research team investigated a fully recyclable polymer and have developed new moulding methods for ...
Other
Sep 26, 2012
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(Phys.org)—Researchers from North Carolina State University and the Georgia Institute of Technology have demonstrated a less-expensive way to create textured nickel ferrite (NFO) ceramic thin films, which can easily be ...
Condensed Matter
Sep 24, 2012
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(Phys.org)—An international team of scientists, including University of Nebraska-Lincoln physicist Evgeny Tsymbal, has discovered a new class of materials that could prove to be very useful in developing new methods of ...
Condensed Matter
Sep 18, 2012
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Researchers at Aalto University, Finland, have developed a new concept for computing, using water droplets as bits of digital information. This was enabled by the discovery that upon collision with each other on a highly ...
General Physics
Sep 7, 2012
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RIKEN and the National Institute for Materials Science (NIMS) have succeeded in forming a skyrmion crystal in which electron spin is aligned in a vortex shape in a microdevice using the helimagnet FeGe. The skyrmion crystal ...
Condensed Matter
Aug 27, 2012
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A new class of organic materials developed at Northwestern University boasts a very attractive but elusive property: ferroelectricity. The crystalline materials also have a great memory, which could be very useful in computer ...
Condensed Matter
Aug 22, 2012
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