News tagged with mirror image
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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SWI/SNF protein complex plays role in suppressing pancreatic tumors: study
A well-known protein complex responsible for controlling how DNA is expressed plays a previously unsuspected role in preventing pancreatic cancer, according to researchers at the Stanford University School of Medicine.
Jan 09, 2012 |
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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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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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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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UA to shape solar telescope mirror
(PhysOrg.com) -- When finished, the 4.2-meter mirror will be the largest telescope mirror ever pointed at the sun. Polished into a highly complex, asymmetric shape, it will be the centerpiece of the Advanced ...
Space & Earth / Space Exploration
Jun 23, 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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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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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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Paving the way for new single-molecule electrochemical switches
The degree of twisting of natural helical structures, such as the DNA double-helix, plays an essential role in many important biological functions. Because of their twisted architecture, artificial helices ...
Jan 21, 2011 |
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The 'natural' asymmetry of biological molecules may have come from space
Certain molecules do exist in two forms which are symmetrical mirror images of each other: they are known as chiral molecules. On Earth, the chiral molecules of life, especially amino acids and sugars, exist ...
Space & Earth / Space Exploration
Jan 11, 2011 |
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One step closer to green catalysis
Mirror image catalysis with water in water is finally possible. Mirror image catalysis in water with water is effective and produces no waste. Researchers have now succeeded in imitating this marvelous trick of nature. NWO ...
Nov 02, 2010 |
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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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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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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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