News tagged with mirror image
The universe may have been born spinning, according to new findings on the symmetry of the cosmos
(PhysOrg.com) -- Physicists and astronomers have long believed that the universe has mirror symmetry, like a basketball. But recent findings from the University of Michigan suggest that the shape of the Big ...
Jul 08, 2011 |
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New research on Japanese quake ominous for Pacific Northwest
Scientists are still unraveling last year's giant Tohoku earthquake and tsunami in Japan, and some of what they're finding doesn't bode well for the Pacific Northwest.
Space & Earth / Earth Sciences
Feb 21, 2012 |
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Virtual ghost imaging: New technique enables imaging even through highly adverse conditions
Ghost imaging (GI), and its even more oddly named cousin virtual ghost imaging (VGI), seem to contradict conventional wisdom by being able to image an object by simply counting photons in a "light bucket." This non-intuitive ...
Feb 15, 2012 |
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Image or mirror image? Chiral recognition by femtosecond laser
(PhysOrg.com) -- It is not always easy to distinguish between images and mirror images of molecules, but this knowledge is important when one image of a molecule is a drug and the mirror image is toxic. One ...
Chemistry / Analytical Chemistry
Mar 09, 2012 |
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Atom and its quantum mirror image
A team of physicists experimentally produces quantum-superpositions, simply using a mirror.
Apr 05, 2011 |
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Dutch chemists make new chiral palladium metal
Researchers at the University of Amsterdam (UvA) have succeeded in making the first ever piece of chiral palladium metal. The findings, by a research team led by Gadi Rothenberg, professor of Heterogeneous Catalysis and Sustainable ...
Apr 23, 2009 |
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Twisting molecules by brute force: A top-down approach
Molecules that are twisted are ubiquitous in nature, and have important consequences in biology, chemistry, physics and medicine. Some molecules have unique and technologically useful optical properties; the medicinal properties ...
Dec 14, 2011 |
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I win, you lose: Brain imaging reveals how we learn from our competitors
Learning from competitors is a critically important form of learning for animals and humans. A new study has used brain imaging to reveal how people and animals learn from failure and success.
Medicine & Health / Neuroscience
Oct 13, 2010 |
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Molecules wrestle for supremacy in creation of superstructures
(PhysOrg.com) -- Research at the University of Liverpool has found how mirror-image molecules gain control over each other and dictate the physical state of superstructures.
Aug 13, 2009 |
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UA makes mirrors for world's largest telescope
(PhysOrg.com) -- The second of seven 27-foot diameter mirrors for the Giant Magellan Telescope was cast on Jan. 14 inside a rotating furnace at the UA's Steward Observatory Mirror Lab.
Space & Earth / Space Exploration
Jan 18, 2012 |
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Tohoku grim reminder of potential for Pacific Northwest megaquake
Tohoku earthquake is a grim reminder of the potential for another strong-motion mega-earthquake along the Pacific Northwest coast, geophysicist John Anderson of the University of Nevada, Reno told members of the American ...
Space & Earth / Earth Sciences
Feb 21, 2012 |
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Mirror images united: Simultaneous binding of both enantiomers of a drug to an enzyme
(PhysOrg.com) -- In the binding pockets of enzymes their natural binding partners fit exactly. The principle by which many pharmacological agents work also relies on the fact that these substances fit exactly into the pockets ...
Oct 29, 2009 |
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Organic chemistry: Amino acids made easy
Amino acids are the building blocks of proteins. There are 22 different amino acids and they can combine in a myriad ways to form a vast array of proteins. All amino acids except glycine are chiral molecules, ...
May 04, 2011 |
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Cryogenic testing completed for James Webb telescope mirrors
Cryogenic testing is complete for the final six primary mirror segments and a secondary mirror that will fly on NASA's James Webb Space Telescope. The milestone represents the successful culmination of a process ...
Space & Earth / Space Exploration
Dec 21, 2011 |
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Taming the molecule's Dr. Jekyll and Mr. Hyde
Many organic molecules are non-superimposable with their mirror image. The two forms of such a molecule are called enantiomers and can have different properties in biological systems. The problem is to control which enantiomer ...
Jun 14, 2011 |
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