Quantum computers will someday perform calculations impossible for conventional digital computers. But for that to happen, the core quantum information must be preserved against contamination from the environment. In other ...
Quantum Physics
Dec 22, 2014
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Every electrical device, from a simple lightbulb to the latest microchips, is enabled by the movement of electrical charge, or current. The nascent field of 'spintronics' taps into a different electronic attribute, an intrinsic ...
General Physics
Oct 21, 2014
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A pair of experimental atomic clocks based on ytterbium atoms at the National Institute of Standards and Technology (NIST) has set a new record for stability. The clocks act like 21st-century pendulums or metronomes that ...
General Physics
Aug 22, 2013
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(Phys.org)—A proof-of-concept device that could pave the way for on-chip optical quantum networks has been created by a group of researchers from the US.
Quantum Physics
Feb 7, 2013
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(Phys.org)—Future computers are expected to use the laws of quantum physics to accomplish certain tasks in the blink of an eye that require decades for present-day computers. Physicists at the Max Planck Institute of Quantum ...
Quantum Physics
Nov 23, 2012
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A Northwestern University research team has found a way to manufacture single laser devices that are the size of a virus particle and that operate at room temperature. These plasmonic nanolasers could be readily integrated ...
Optics & Photonics
Nov 5, 2012
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(Phys.org)—Both high-valued diamond and low-prized graphite consist of exactly the same carbon atoms. The subtle but nevertheless important difference between the two materials is the geometrical configuration of their ...
Quantum Physics
Nov 1, 2012
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A new experiment conducted at the Joint Quantum Institute (JQI) examines the relationship between quantum coherence, an important aspect of certain materials kept at low temperature, and the imperfections in those materials. ...
Quantum Physics
Jul 19, 2012
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(PhysOrg.com) -- German scientists discover surprising transport phenomena in ultracold quantum many body systems.
Quantum Physics
Mar 5, 2012
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(PhysOrg.com) -- Just as NASA engineers test new rocket designs in computer studies before committing themselves to full prototypes, so physicists will often model matter under various circumstances to see whether something ...
Quantum Physics
Feb 29, 2012
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