News tagged with artificial atoms
Pushing quantum mechanics to higher levels
Aug 11, 2009 |
3.8 / 5 (8) |
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Scientists at UC Santa Barbara have devised a new type of superconducting circuit that behaves quantum mechanically -- but has up to five levels of energy instead of the usual two. The findings are published ...
Discovery of non-blinking semiconductor nanocrystals advances their applications
Nanotechnology / Nanomaterials
May 14, 2009 |
5 / 5 (3) |
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Substantial advances for applications of nanocrystals in the fields requiring a continuous output of photons and high quantum efficiency may soon be realized due to discovery of non-blinking semiconductor nanocrystals. ...
New probe could aid quantum computing
Sep 03, 2008 |
4.5 / 5 (28) |
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(PhysOrg.com) -- MIT researchers may have found a way to overcome a key barrier to the advent of super-fast quantum computers, which could be powerful tools for applications such as code breaking. Ever since ...
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Graphene -- the copy beats the original
Jul 17, 2009 |
4.9 / 5 (25) |
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(PhysOrg.com) -- The first artificial graphene has been created at the NEST laboratory of the Italian Institute for the Physics of Matter (INFM-CNR) in Pisa. It is sculpted on the surface of a gallium-arsenide ...
Scientists develop a unique approach for splitting water into hydrogen and oxygen
Apr 06, 2009 |
3.6 / 5 (5) |
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The design of efficient systems for splitting water into hydrogen and oxygen, driven by sunlight is among the most important challenges facing science today, underpinning the long term potential of hydrogen as a clean, sustainable ...
Physicists create first atomic-scale map of quantum dots
Sep 29, 2009 |
4.7 / 5 (13) |
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(PhysOrg.com) -- University of Michigan physicists have created the first atomic-scale maps of quantum dots, a major step toward the goal of producing "designer dots" that can be tailored for specific applications.
Researchers transform the properties of matter with tunable quantum dots
Oct 04, 2005 |
4 / 5 (1) |
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Researchers at the University of Pennsylvania may not have turned lead into gold as alchemists once sought to do, but they did turn lead and selenium nanocrystals into solids with remarkable physical properties. In the October ...
Artificial atoms make microwave photons countable
Feb 01, 2007 |
4.8 / 5 (42) |
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Using artificial atoms on a chip, Yale physicists have taken the next step toward quantum computing by demonstrating that the particle nature of microwave photons can now be detected, according to a report ...
Now That's Cool: Engineers Out to Thaw the Mysteries of Ice
Aug 07, 2008 |
4 / 5 (25) |
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(PhysOrg.com) -- "Ye canna change the laws of physics!" Scotty warned Captain Kirk on Star Trek. But engineers and physicists at the University of Maryland may rewrite one of them.
Single Atom Quantum Dots Bring Real Devices Closer (Video)
Jan 27, 2009 |
4.8 / 5 (16) |
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(PhysOrg.com) -- Single atom quantum dots created by researchers at Canada’s National Institute for Nanotechnology and the University of Alberta make possible a new level of control over individual electrons, ...
Why leave it to nature? Chemistry professor wants to understand, simplify, photosynthesis
Sep 30, 2009 |
4.6 / 5 (12) |
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(PhysOrg.com) -- Amid calls for transformative change in the world’s energy supply, Harvard chemist Ted Betley is taking a back-to-basics approach and examining the mother of all energy supplies -- photosynthesis ...
The world's most common operation
Nov 09, 2009 |
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As many as 10 million people around the world suffer from cataracts. Thomas Kohnen of the Goethe University in Frankfurt and his coauthors discuss cataract surgery with the implantation of an artificial lens in the current ...
Artificial cells, simple model for complex structure
Feb 14, 2009 |
5 / 5 (3) |
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A simple, chemical materials model may lead to a better understanding of the structure and organization of the cell according to a Penn State researcher.
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