News tagged with spin

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Researchers Design Triple Quantum Dot for Quantum Information Applications

Researchers Design Triple Quantum Dot for Quantum Information Applications

Nanotechnology / Nanophysics

created Nov 30, 2009 | popularity 4.7 / 5 (18) | comments 0

(PhysOrg.com) -- While quantum dots have existed since the 1980s, only in the past decade have physicists successfully created lateral few-electron single quantum dots. These quantum dots enable physicists ...


Spin polarization achieved in room temperature silicon

Spin polarization achieved in room temperature silicon

Physics / General Physics

created Nov 27, 2009 | popularity 4.8 / 5 (19) | comments 0

(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, ...


Proposed Quantum Computer Consists of Billions of Electron Spins

Proposed Quantum Computer Consists of Billions of Electron Spins

Physics / Quantum Physics

created Sep 09, 2009 | popularity 4.5 / 5 (26) | comments 23

(PhysOrg.com) -- While researchers have already demonstrated the building blocks for few-bit quantum computers, scaling these systems up to large quantum computers remains a challenge. One of the biggest problems ...


Researchers create all-electric spintronics

Researchers create all-electric spintronics

Nanotechnology / Nanophysics

created Oct 27, 2009 | popularity 5 / 5 (21) | comments 3

A multidisciplinary team of UC researchers is the first to find an innovative and novel way to control an electron's spin orientation using purely electrical means.


New exotic material could revolutionize electronics

New exotic material could revolutionize electronics

Physics / Condensed Matter

created Jun 15, 2009 | popularity 4.8 / 5 (52) | comments 10

Move over, silicon -- it may be time to give the Valley a new name. Physicists at the Department of Energy's (DOE) SLAC National Accelerator Laboratory and Stanford University have confirmed the existence ...


French physicists claim breakthrough in ultra-fast data access

Physics / General Physics

created May 31, 2009 | popularity 4.4 / 5 (31) | comments 16

French physicists said on Sunday they had used ultra-fast lasers that could accelerate storage and retrieval of data on hard discs by up to 100,000 times, pointing the way to a new generation of IT wizardry.


Super-efficient Transistor Material Predicted

Super-efficient Transistor Material Predicted

Physics / General Physics

created May 15, 2009 | popularity 4.7 / 5 (36) | comments 10

(PhysOrg.com) -- New work by condensed-matter theorists at the Stanford Institute for Materials and Energy Science at SLAC National Accelerator Laboratory points to a material that could one day be used to ...


Keep on spinning

Keep on spinning: A persistent spin state that could revolutionize spintronics

Physics / General Physics

created Apr 02, 2009 | popularity 4.2 / 5 (10) | comments 4

(PhysOrg.com) -- By controlling the collective spin state of highly mobile electrons in semiconductors, researchers in the Materials Sciences Division (MSD) at the U.S. Department of Energy's Lawrence Berkeley ...


Multiferroics -- making a switch the electric way

Electric Switches Hold Promise for Data Storage

Physics / General Physics

created May 22, 2009 | popularity 4.5 / 5 (8) | comments 1

(PhysOrg.com) -- Multiferroics are materials in which unique combinations of electric and magnetic properties can simultaneously coexist. They are potential cornerstones in future magnetic data storage and ...


Physicists put a new spin on electrons

Physics / General Physics

created Apr 15, 2009 | popularity 4.7 / 5 (15) | comments 4

In the first demonstration of its kind, researchers at the University of British Columbia have controlled the spin of electrons using a ballistic technique--bouncing electrons through a microscopic channel of precisely constructed, ...


Quantum Twist: Electrons Mimic Presence of Magnetic Field

Quantum Twist: Electrons Mimic Presence of Magnetic Field

Physics / General Physics

created Feb 12, 2009 | popularity 4.1 / 5 (12) | comments 1

(PhysOrg.com) -- An international team of scientists led by a Princeton University group recently discovered that on the surface of certain materials collective arrangements of electrons move in ways that ...


New technology may cool the laptop, prof says (w/ Video)

Physics / General Physics

created Oct 29, 2009 | popularity 3.7 / 5 (6) | comments 5

Does your laptop sometimes get so hot that it can almost be used to fry eggs? New technology may help cool it and give information technology a unique twist, says Jairo Sinova, a Texas A&M University physics professor.


Spin-polarized electrons on demand

Physics / General Physics

created Jan 15, 2009 | popularity 4.6 / 5 (14) | comments 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 ...


Quantum computing spins closer

Physics / General Physics

created Nov 19, 2008 | popularity 4.1 / 5 (35) | comments 10

(PhysOrg.com) -- The promise of quantum computing is that it will dramatically outshine traditional computers in tackling certain key problems: searching large databases, factoring large numbers, creating uncrackable codes ...


The Spin Cycle: Nanoresearch could lead to next generation of transistors

The Spin Cycle: Nanoresearch could lead to next generation of transistors

Nanotechnology / Nanophysics

created Oct 20, 2009 | popularity 4.9 / 5 (11) | comments 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 ...