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Spin-polarized electrons on demand
Jan 21, 2009 |
4.7 / 5 (3) |
0
Many hopes are pinned on spintronics. In the future it could replace electronics, which in the race to produce increasingly rapid computer components, must at sometime reach its limits. Different from electronics, where whole ...
Spin-polarized electrons on demand
Jan 15, 2009 |
4.6 / 5 (14) |
2
Many hopes are pinned on spintronics. In the future it could replace electronics, which in the race to produce increasingly rapid computer components, must at sometime reach its limits. Different from electronics, where whole ...
The Spin Cycle: Nanoresearch could lead to next generation of transistors
Oct 20, 2009 |
4.9 / 5 (11) |
0
(PhysOrg.com) -- For decades, the transistors inside radios, televisions and other everyday items have transmitted data by controlling the movement of the electron’s charge. Scientists now have discovered ...
Electron spin and orbits in carbon nanotubes are coupled
Mar 26, 2008 |
4.4 / 5 (50) |
2
Researchers hoping to use carbon nanotubes for quantum computing -- in which the spin of a single electron would represent a bit of data -- may have to change their approaches, according to new Cornell research.
Wandering poles left scars on Europa
Space & Earth / Space Exploration
May 14, 2008 |
4.2 / 5 (17) |
1
Curved features on Jupiter’s moon Europa may indicate that its poles have wandered by almost 90°, report scientists from the Carnegie Institution, Lunar and Planetary Institute, and University of California, ...
3-D Imaging -- First Insights Into Magnetic Fields
Mar 30, 2008 |
4.6 / 5 (47) |
4
3-D images are not only useful in medicine; the observation of internal structures is also invaluable in many other fields of scientific investigation. Recently, researchers from the Hahn-Meitner-Institute ...
Einstein was right: Unique stellar system provides 'laboratory' for testing relativity
Jul 03, 2008 |
4.7 / 5 (73) |
3
Researchers at McGill University's Department of Physics – along with colleagues from several countries – have confirmed a long-held prediction of Albert Einstein's theory of general relativity, via observations ...
Discovery of a Retrograde or Highly Tilted Extrasolar Planet
Nov 18, 2009 |
4.8 / 5 (6) |
1
Astronomers have found that the extrasolar planet HAT-P-7b has a retrograde or highly tilted orbit. Studying such planets is important in understanding the diversity of planetary systems and assessing current ...
Toshiba develops essential technology for spintronics-based MOS field-effect transistor
Dec 09, 2009 |
4.5 / 5 (11) |
1
(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 ...
New Evidence Points to Oceans on Mars
Space & Earth / Space Exploration
Jun 13, 2007 |
4.6 / 5 (47) |
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Scientists have found new evidence to support the presence of large oceans on Mars in the past. Published in the June 14 issue of Nature, the research suggests that changes in Mars’ orientation with respec ...
New technique improves estimates of pulsar ages
Jun 09, 2009 |
4.3 / 5 (3) |
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Astronomers at the University of California, Santa Cruz, have developed a new technique to determine the ages of millisecond pulsars, the fastest-spinning stars in the universe.
Protons - Everything Revolves Around Spin
Dec 17, 2007 |
4.4 / 5 (21) |
1
Current understanding of the spin structure of protons has been summarised in a single book for the first time. The book examines attempts to solve one of the greatest puzzles of physics. Models and experiments ...
IBEX collecting science data, building first all-sky map of the edge of the solar system
Space & Earth / Space Exploration
Jan 14, 2009 |
4.7 / 5 (3) |
0
Following two months of commissioning, during which the spacecraft and sensors were tuned for optimum mission performance, the Interstellar Boundary Explorer (IBEX) spacecraft began gathering data to build the first maps ...
SKoreans demonstrate spin-injected field effect transistor
Sep 18, 2009 |
5 / 5 (6) |
3
South Korean scientists said Friday they had demonstrated a spin-injected field effect transistor in a high-mobility InAs heterostructure.
Spin polarization achieved in room temperature silicon
Nov 27, 2009 |
4.8 / 5 (21) |
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(PhysOrg.com) -- A group in The Netherlands has achieved a first: injection of spin-polarized electrons in silicon at room temperature. This has previously been observed only at extremely low temperatures, ...
