In search of speed
In ski sports, it's often only a second that separates the winners from the losers. Using equipment made of the right materials can therefore make all the difference. Researchers are simulating the gliding effects that occur ...
In ski sports, it's often only a second that separates the winners from the losers. Using equipment made of the right materials can therefore make all the difference. Researchers are simulating the gliding effects that occur ...
Engineering
Jan 8, 2010
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Why do we chew our food? Research has shown that it is not, as has long been presumed, to make chunks of food small enough to swallow without choking. Biomechanics, who have modelled the cohesive strength of food after a ...
General Physics
Jan 6, 2010
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Some geologic faults that appear strong and stable, slip and slide like weak faults. Now an international team of researchers has laboratory evidence showing why some faults that "should not" slip are weaker than previously ...
Earth Sciences
Dec 16, 2009
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(PhysOrg.com) -- Nanoscale machines expected to have wide application in industry, energy, medicine and other fields may someday operate far more efficiently thanks to important theoretical discoveries concerning the manipulation ...
Nanomaterials
Dec 7, 2009
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(PhysOrg.com) -- NASA has partnered with Lockheed Martin Space Systems in Denver, Colo., and MT Aerospace in Augsburg, Germany, to successfully manufacture the first full-scale friction stir welded and spun formed tank dome ...
Space Exploration
Dec 2, 2009
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The National Institute of Justice (NIJ) has awarded researchers at Virginia Tech a two-year, $854,907 grant to develop a quantitative approach to measuring and establishing a standard for "sufficiency" of information available ...
Computer Sciences
Nov 30, 2009
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(PhysOrg.com) -- Nanotubes and nanowires are promising building blocks for future integrated nanoelectronic and photonic circuits, nanosensors, interconnects and electro-mechanical nanodevices. But some fundamental issues ...
Nanomaterials
Sep 15, 2009
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(PhysOrg.com) -- Friction limits the speed and efficiency of macroscopic engines. Is this also true for nanomachines? A Dresden research team used laser tweezers to measure the friction between a single motor protein molecule ...
Biotechnology
Aug 14, 2009
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Fingerprints mark us out as individuals and leave telltale signs of our presence on every object that we touch, but what are fingerprints really for? According to Roland Ennos, from the University of Manchester, other primates ...
Evolution
Jun 12, 2009
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(PhysOrg.com) -- Whether it’s driving on icy roads, rock climbing, or getting a better grip on a bat, the science of friction and adhesion plays a role—large and small—in many human activities. In a new research paper ...
Nanophysics
Jun 4, 2009
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