(Phys.org)—In living organisms, biomolecules such as proteins are constantly in complex motion, bending and flexing in different ways at different points. Each molecule has its own vibrational dynamics which affects its ...
General Physics
Sep 28, 2012
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If you throw a ball underwater, you'll find that the smaller it is, the faster it moves: A larger cross-section greatly increases the water's resistance. Now, a team of MIT researchers has figured out a way to use this basic ...
Biochemistry
Sep 25, 2012
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(Phys.org)—Researchers at the Spallation Neutron Source BASIS beam line at the Department of Energy's Oak Ridge National Laboratory have successfully developed a method to study biomolecules (proteins) at temperatures far ...
Materials Science
Sep 14, 2012
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(Phys.org) -- Label free optical biosensors enable the monitoring of biomolecules and their interactions in often highly sensitive diagnostic assays. Several methods have been employed for this purpose, including Whispering ...
Nanophysics
Aug 17, 2012
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An international team led by SLAC National Accelerator Laboratory has proved how the world's most powerful X-ray laser can assist in cracking the structures of biomolecules, and in the processes helped to pioneer critical ...
General Physics
May 31, 2012
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A new quantum mechanical-based biosensor designed by a team at University of California, Santa Barbara offers tremendous potential for detecting biomolecules at ultra-low concentrations, from instant point-of-care disease ...
General Physics
Apr 17, 2012
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Most scientists who study the origin of life assume that it occurred in the ocean. But a minority view is that ions in seawater may interfere with prebiotic chemistry, making a freshwater environment more likely.
Biochemistry
Jan 19, 2012
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(PhysOrg.com) -- DNA and protein sequencing have forever transformed science, medicine, and society. Understanding the structure of these complex biomolecules has revolutionized drug development, medical diagnostics, forensic ...
Biochemistry
Oct 11, 2011
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The science world is abuzz with news of a new platform technology developed by physicists at the University of Sydney - technology that can be used in areas as diverse as disease detection through to biofuel production.
General Physics
Aug 17, 2011
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(PhysOrg.com) -- The ability to image single biological molecules in a living cell is something that has long eluded researchers; however, a novel technique, using the structure of diamond, may well be able to do this and ...
General Physics
May 19, 2011
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