A new way to measure Earth's magnetosphere
US researchers have demonstrated the potential use of a new way to measure properties of Earth's magnetosphere, the magnetic bubble that surrounds the planet.
Earth Sciences
Jan 4, 2012
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Page 31 - News tagged with magnetic waves
A 50-year quest to isolate the thermoelectric effect is now over: Magnon drag unveiled
In a paper published in Nature Materials, a group of researchers at the Catalan Institute of Nanotechnology (ICN, Spain) led by Prof. Sergio O. Valenzuela reports the observation of the magnon drag. This work ends a 50-year ...
General Physics
Dec 18, 2011
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Sunspot 1302: It's big. It's bad. And it's coming our way
(PhysOrg.com) -- Behemoth sunspot 1302 unleashed another strong flare on Saturday morning--an X1.9-category blast at 5:40 am EDT. NASA's Solar Dynamics Observatory (SDO) recorded the extreme ultraviolet flash.
Space Exploration
Sep 26, 2011
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Generation of spin current by acoustic wave spin pumping
Tohoku University, Japan Science and Technology Agency (JST) and Japan Atomic Energy Agency (JAEA) announced on August 22, 2011 that Kenichi Uchida, a PhD student, and Professor Eiji Saitoh of Tohoku University and their ...
General Physics
Sep 26, 2011
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Spin pumping effect proven for the first time
German physicists led by Prof. Dr. Hartmut Zabel have demonstrated the spin pumping effect in magnetic layers for the first time experimentally. The behaviour of the spin pumping had previously only been predicted theoretically. ...
General Physics
Sep 12, 2011
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Magnetic field sensors for monitoring heart and brain activity developed
High sensitivity magnetic sensors are important in medical diagnostics for applications such as monitoring heart and brain activities, where mapping distributions of localized extremely weak magnetic fields arising from these ...
General Physics
Sep 2, 2011
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Research reveals vital insight into spintronics
(PhysOrg.com) -- Progress in electronics has relied heavily on reducing the size of the transistor to create small, powerful computers. Now spintronics, hailed as the successor to the transistor, looks set to transform the ...
General Physics
Jul 3, 2011
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Neutron analysis reveals '2 doors down' superconductivity link
Neutron scattering analysis of two families of iron-based materials suggests that the magnetic interactions thought responsible for high-temperature superconductivity may lie "two doors down": The key magnetic exchange pairings ...
Superconductivity
Feb 7, 2011
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3D model of the ionosphere F-region developed by NRL scientists
The first global simulation study of equatorial spread F (ESF) bubble evolution using a comprehensive 3D ionosphere model, SAMI3, has been demonstrated. The model self-consistently solves for the neutral wind driven dynamo ...
Plasma Physics
Jan 17, 2011
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Cassini completes Rhea flyby
(PhysOrg.com) -- NASA's Cassini spacecraft has successfully completed its closest flyby of Saturn's moon Rhea, returning raw images of the icy moon's surface.
Space Exploration
Jan 14, 2011
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