News tagged with fluid mechanics
Sound increases the efficiency of boiling
Scientists at the Georgia Institute of Technology achieved a 17-percent increase in boiling efficiency by using an acoustic field to enhance heat transfer. The acoustic field does this by efficiently removing vapor bubbles ...
May 24, 2012 |
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Robojelly gets an upgrade
Engineers at Virginia Polytechnic Institute and State University (VirginiaTech) have developed a robot that mimics the graceful motions of jellyfish so precisely that it has been named Robojelly. Developed ...
Nov 22, 2011 |
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From seawater to freshwater with a nanotechnology filter
In this month's Physics World, Jason Reese, Weir Professor of Thermodynamics and Fluid Mechanics at the University of Strathclyde, describes the role that carbon nanotubes (CNTs) could play in the desalination of wat ...
Jun 01, 2011 |
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Virginia Tech mechanical engineers win measurement science best paper award
For the second consecutive year, members of Virginia Tech's Advanced Experimental Thermofluid Engineering Research (AEThER) Laboratory in mechanical engineering, directed by professor Pavlos P. Vlachos, professor ...
May 31, 2011 |
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Long-standing question about swimming in elastic liquids, answered
A biomechanical experiment conducted at the University of Pennsylvania School of Engineering and Applied Science has answered a long-standing theoretical question: Will microorganisms swim faster or slower in elastic fluids? ...
May 18, 2011 |
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How tattoos 'move' with age
The dyes which are injected into the skin to create tattoos move with time – permanently altering the look of a given design. In this month’s Mathematics Today Dr Ian Eames, a Reader in Fluid Mechanics ...
Apr 28, 2011 |
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Fish farm waste can drift to distant shores
Concentrated waste plumes from fish farms could travel significant distances to reach coastlines, according to a study to be published in an upcoming issue of the journal Environmental Fluid Mechanics, available online now. R ...
Apr 07, 2011 |
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Scientists say ocean currents cause microbes to filter light
(PhysOrg.com) -- Adding particles to liquids to make currents visible is a common practice in the study of fluid mechanics, one that was adopted and perfected by artist Paul Matisse in sculptures he calls Kalliroscopes. Matisse’s ...
Space & Earth / Earth Sciences
Feb 24, 2011 |
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When worms stick together and swim on thin water, what happens and why does it matter?
Nematodes, microscopic worms, are making engineers look twice at their ability to exhibit the "Cheerios effect" when they move in a collective motion.
Feb 08, 2011 |
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Study yields better turbine spacing for large wind farms (w/ Video)
Large wind farms are being built around the world as a cleaner way to generate electricity, but operators are still searching for the most efficient way to arrange the massive turbines that turn moving air ...
Jan 20, 2011 |
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Photos show how a specific fluid defies normal activity
An illustration showing a scientific phenomenon that defies common intuition has garnered Sunghwan (Sunny) Jung, assistant professor of engineering science and mechanics at Virginia Tech, and his doctoral ...
Nov 30, 2010 |
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Air flows in mechanical device reveal secrets of speech pathology
From a baby's first blurted "bowl!'" for the word "ball" to the whispered goodbye of a beloved elder, the capacity for complex vocalizations is one of humankind's most remarkable attributes -- and perhaps one we take for ...
Nov 21, 2010 |
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Making use of jellyfish on dry land
John Dabiri, assistant professor of aeronautics and bioengineering at Caltech who won a MacArthur Award this year, is fascinated by jellyfish. He believes jellyfish propulsion can inform engineering, which in turn can inform ...
Nov 08, 2010 |
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Can fluid dynamics offer insights into quantum mechanics?
In the first decades of the 20th century, physicists hotly debated how to make sense of the strange phenomena of quantum mechanics, such as the tendency of subatomic particles to behave like both particles ...
Oct 20, 2010 |
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Computational model of swimming fish could inspire design of robots, medical prosthetics
Scientists at the University of Maryland and Tulane University have developed a computational model of a swimming fish that is the first to address the interaction of both internal and external forces on locomotion. ...
Oct 18, 2010 |
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