(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 new approach to ...
Analytical Chemistry
Mar 9, 2012
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(PhysOrg.com) -- Phosphorus and arsenic are on top of each other in one group of the periodic table, so they have many similar properties. In addition to tubular forms, phosphorus is found in white, red, black, and purple ...
Materials Science
Feb 17, 2012
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Every time you boil water in a kettle, you witness a phenomenon known as a phase transition — water transforms from a liquid to a gas, as you can see from the bubbling water and hissing steam. MIT physicists have now ...
General Physics
Jan 18, 2012
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(PhysOrg.com) -- Central to life and all cellular functions, proteins are complex structures that are anything but static, though often illustrated as two-dimensional snapshots in time.
Cell & Microbiology
Dec 15, 2011
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Researchers studying how fluids travel through nanoscale channels were surprised to discover that the fluids don't flow equally well in all directions. Contrary to the behavior in the macroscale world, the researchers discovered ...
Nanomaterials
Oct 25, 2011
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(PhysOrg.com) -- Scientists at the Max Planck Institute of Quantum Optics achieve direct imaging of quantum fluctuations at absolute zero temperature.
Quantum Physics
Oct 14, 2011
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Scientists have discovered a method to control the gas-phase selective catalytic combustion of methane, so finely that if done at room temperature the reaction produces ethylene, while at lower temperatures it yields formaldehyde. ...
Materials Science
Apr 14, 2011
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(PhysOrg.com) -- Once only possible with expensive liquids and large amounts of waste, scientists can now create an efficient, easy-to-separate catalyst with small amounts of material, thanks to an innovative approach from ...
Materials Science
Mar 14, 2011
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(PhysOrg.com) -- For the first time, MIT scientists have observed ferromagnetism in an atomic gas, addressing the decades-old question of whether gases could show properties similar to a magnet made of iron or nickel. Specifically, ...
General Physics
Sep 17, 2009
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(PhysOrg.com) -- Transitions are exciting. And at temperatures close to absolute zero, studying the transition from one quantum phase to another tantalizes physicists looking for a deeper understanding of the fundamental ...
Quantum Physics
Aug 20, 2009
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