News tagged with magnetic effects
Golden ratio discovered in a quantum world
Researchers from the Helmholtz-Zentrum Berlin für Materialien und Energie (HZB, Germany), in cooperation with colleagues from Oxford and Bristol Universities, as well as the Rutherford Appleton Laboratory, ...
Jan 07, 2010 |
4.8 / 5 (56) |
12
|
Solar power without solar cells: A hidden magnetic effect of light could make it possible
(PhysOrg.com) -- A dramatic and surprising magnetic effect of light discovered by University of Michigan researchers could lead to solar power without traditional semiconductor-based solar cells.
Apr 14, 2011 |
4.4 / 5 (41) |
19
|
Physicists investigate the role of quantum entanglement in the magnetic compasses of animals
(PhysOrg.com) -- Many animals possess some kind of magnetic sense, allowing them to navigate by using a magnetic field. The ability to detect a magnetic field, called magnetoreception, has been observed in ...
Jun 21, 2010 |
4.4 / 5 (27) |
18
|
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 w ...
Dec 18, 2011 |
5 / 5 (24) |
1
|
Graphene shows strange new behavior better suited for electronic devices
Regarded as a possible replacement for silicon-based semiconductors, graphene, a sheet of pure carbon, has been discovered to have an uncommon and astonishing property that might make it better matched for ...
Nanotechnology / Nanomaterials
Jul 29, 2010 |
4.7 / 5 (23) |
3
|
An energy-saving magnetic fridge? Perhaps, but first some basic research
(PhysOrg.com) -- Forget the magnets on your fridge. How about a magnet in your fridge, one that keeps your leftover pizza cold while consuming less energy than today’s refrigerators?
Jul 05, 2010 |
4.3 / 5 (24) |
11
|
'Colossal' Magnetic Effect Under Pressure
(PhysOrg.com) -- Millions of people today carry around pocket-sized music players capable of holding thousands of songs, thanks to the discovery 20 years ago of a phenomenon known as the “giant magnetoresistance ...
Jun 05, 2009 |
4.4 / 5 (23) |
3
Artificial magnetic fields for light could illuminate correlated quantum systems
(PhysOrg.com) -- In general, the field of many-body physics involves the interactions and collective behavior of large numbers of particles. Scientists have made significant progress in exploring this field, ...
Feb 03, 2010 |
4.7 / 5 (19) |
1
|
Researchers create 'synthetic magnetic fields' for neutral atoms
(PhysOrg.com) -- Achieving an important new capability in ultracold atomic gases, researchers at the Joint Quantum Institute, a collaboration of the National Institute of Standards and Technology and the University ...
Dec 02, 2009 |
4.9 / 5 (17) |
2
Physicists discover 'magnetotoroidic effect'
(PhysOrg.com) -- For many years, scientists have known about the magnetoelectric effect, in which an electric field can induce and control a magnetic field, and vice versa. In this effect, the electric field has always been ...
Sep 26, 2011 |
4.5 / 5 (16) |
6
|
Scientists discover, visualize exotic electrons on surfaces of unique insulators
(PhysOrg.com) -- In two separate studies, Princeton-led teams of scientists have found a new type of “light-like” electron and visualized for the first time another type that doesn’t bounce back when material imperfections ...
Aug 10, 2009 |
4.8 / 5 (14) |
2
Landmark discovery has magnetic appeal for scientists
A fundamental problem that has puzzled generations of scientists has finally been solved after more than 70 years. An international team of scientists has discovered a subtle electronic effect in magnetite – the most ...
Dec 21, 2011 |
3.9 / 5 (15) |
5
|
Toshiba develops essential technology for spintronics-based MOS field-effect transistor
(PhysOrg.com) -- Toshiba Corporation today announced that it has developed MOSFET cell based on spin transport electronics, or spintronics, an advanced semiconductor technology that makes use of the spin and ...
Dec 09, 2009 |
4.6 / 5 (12) |
1
Unexpectedly Long-Range Effects in Advanced Magnetic Devices
(PhysOrg.com) -- A tiny grid pattern has led materials scientists at the National Institute of Standards and Technology (NIST) and the Institute of Solid State Physics in Russia to an unexpected finding—the ...
Jul 01, 2009 |
4 / 5 (11) |
2
Cattle respond to magnetic fields from power lines
(AP) -- High-voltage power lines mess with animal magnetism. Researchers, who reported last year that most cows and deer tend to orient themselves in a north-south alignment, have now found that power lines can disorient ...
Mar 16, 2009 |
3.9 / 5 (10) |
9
