News tagged with dynamics simulations
Simulator computes evacuation scenarios for major events
Predicting how large numbers of visitors to major events will behave is difficult. To prevent disasters, however, the police, rescue services and event organizers have to be able to identify dangerous bottlenecks, ...
Technology / Computer Sciences
Mar 01, 2012 |
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Nanorod-assembled order affects diffusion rate and direction
Some of the recent advancements in nanotechnology depend critically on how nanoparticles move and diffuse on a surface or in a fluid under non-ideal to extreme conditions. Georgia Tech has a team of researchers ...
Nanotechnology / Bio & Medicine
Feb 06, 2012 |
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A good nose: Researchers decipher interaction of fragrances and olfactory receptors
Banana, mango or apricot - telling these smells apart is no problem for the human nose. How the olfactory organ distinguishes such similar smells has been uncovered by an interdisciplinary team of German researchers at the ...
Chemistry / Analytical Chemistry
Dec 13, 2011 |
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Iodate refuses to intimidate
Like a bull in a china shop, a massive, iodine-based ion called iodate should disrupt the surrounding water molecules until it is forcibly expelled. However, it doesn't. This disconnect between the molecule's ...
Nov 08, 2011 |
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Catching molecular motion at just the right time
University of Oregon researchers have devised a mathematically rich analytic approach to account for often-missing thermodynamic and molecular parameters in molecular dynamic simulations.
Sep 21, 2011 |
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Water, water everywhere: Polarization dramatically affects H2O structure revealed through molecular dynamics simulation
(PhysOrg.com) -- Water is essential to more than its myriad roles in biological, chemical, geological, and other physical processes. Having a precise description of water’s structure is critical to con ...
Aug 30, 2011 |
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Using supercomputers to explore ice sheet dynamics
Recently, Rhode Island-sized chunks of ice have separated from Greenland and Antarctica, garnering worldwide attention. But is this calving due to typical seasonal variations or a long-term warmer world? Climate ...
Space & Earth / Earth Sciences
Feb 28, 2011 |
4.3 / 5 (3) |
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What a ride! Researchers take molecules for a spin (w/ Video)
(PhysOrg.com) -- Kolomeisky and Rice graduate student Alexey Akimov have taken a large step toward defining the behavior of these molecular whirligigs with a new paper in the American Chemical Society's Journal of Physical ...
Feb 01, 2011 |
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Korean researchers reveal new sea defense model
Military tension between North Korea and the Republic of Korea (South Korea) extends to areas of the Yellow Sea. Now defence experts based in the Republic of Korea have devised improved methods to model underwater warfare, ...
Jan 18, 2011 |
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Simulations aim to unlock nature's process of biomineralization
A University of Akron researcher is leveraging advanced modeling and simulation techniques to more precisely understand how organic materials bond to inorganic materials, a natural phenomenon that if harnessed, ...
Dec 09, 2010 |
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Optimizing large wind farms
Wind farms around the world are large and getting larger. Arranging thousands of wind turbines across many miles of land requires new tools that can balance cost and efficiency to provide the most energy for ...
Nov 23, 2010 |
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Oscillating layers of molecules on liquid's surface influence carbon capture
Two tiny molecular layers in a liquid that traps carbon dioxide constantly swap places, influencing how much of the greenhouse gas is absorbed, according to scientists at Pacific Northwest National Laboratory, ...
Nov 22, 2010 |
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The Molecular Mechanics of Hearing and Deafness (w/ Video)
(PhysOrg.com) -- Our senses are essential for survival and for the exploration of natural environments, and much has been learned about the molecular basis of vision, olfaction, and taste. Yet only a few of ...
Apr 26, 2010 |
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Weather in a Tank
In recent years, U.S. undergraduates have shown an increasing interest in introductory meteorology, oceanography and climate classes. But many students find it difficult to grasp the non-intuitive nature of ...
Space & Earth / Earth Sciences
Mar 17, 2010 |
4 / 5 (3) |
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Simulations solve a 20-year-old riddle about why nebulae around masssive stars don't disappear
The birth of the most massive stars -- those ten to a hundred times the mass of the Sun --has posed an astrophysical riddle for decades. Massive stars are dense enough to fuse hydrogen while they're still ...
Mar 16, 2010 |
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