Search results for turbulent flow:
Putting an end to turbulence
Nov 21, 2008 |
4.5 / 5 (33) |
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When a flow reaches a certain speed, things get turbulent: The fluid or the gas no longer flows in an orderly fashion but whirls around wildly. However, in contrast to what researchers assumed until now, this ...
Scientists discover rigid structure in centre of turbulence
May 05, 2009 |
4.3 / 5 (10) |
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Pioneering mathematical engineers have discovered for the first time a rigid structure which exists within the centre of turbulence, leading to hope that its chaotic movement could be controlled in the future.
Creation of a magnetic field in a turbulent fluid
Mar 10, 2007 |
4.8 / 5 (13) |
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Understanding the origin and behavior of the magnetic fields of planets and stars is the goal of research being carried out by many teams from all over the world. The VKS collaboration (CEA, CNRS, Ecole normale supérieure ...
Generating electricity from air flow
Nov 22, 2009 |
3.5 / 5 (11) |
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A group of researchers at the City College of New York is developing a new way to generate power for planes and automobiles based on materials known as piezoelectrics, which convert the kinetic energy of motion into electricity. ...
Slotted buses keep passengers cool
Jul 20, 2009 |
4.5 / 5 (2) |
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A simple redesign of public buses used in hot and dry climates could make passengers more comfortable without the need to use extra fuel running air conditioning, according to a study published in the International Journal of ...
Researchers reveal the tangle under turbulence
Mar 28, 2007 |
4.5 / 5 (27) |
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Picture the flow of water over a rock. At very low speeds, the water looks like a smooth sheet skimming the rock's surface. As the water rushes faster, the flow turns into turbulent, roiling whitewater that ...
It’s not just cricket – actually it's physics
Oct 06, 2006 |
3.4 / 5 (18) |
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Ever wanted to face a Shane Warne spin delivery or smash a Glen McGrath speed bowl? A new bowling simulator may enable you to do just that. The machine is the first of its kind to use physics, real cricket balls and novel ...
Space shuttle experiment to provide insights into turbulence, heating
Mar 23, 2009 |
not rated yet |
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A Purdue University aerospace researcher helped shape plans to install a new experiment currently on the space shuttle Discovery to collect data for controlling deadly friction and heating in the design of ...
Going With the Flow: Using Star Power to Better Understand Fusion
Sep 11, 2009 |
3.8 / 5 (4) |
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(PhysOrg.com) -- UC San Diego researchers are using “star” power to help ignite the field of fusion, which is being looked at as a future reliable green energy source. Under a new $5.8 million five-year grant ...
Probing Question: How do dimples make golf balls travel farther?
Jun 21, 2007 |
3.7 / 5 (19) |
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A golfer's worst enemy may be divots, but his or her best friend may be dimples -- the dimples on a golf ball that send it sailing farther down the fairway.
Magnetic fields get reconnected in turbulent plasma too
Mar 27, 2007 |
4.4 / 5 (13) |
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Using measurements of the four ESA's Cluster satellites, a study published this week in Nature Physics shows pioneering experimental evidence of magnetic reconnection also in turbulent 'plasma' around Earth.
Avoiding wind tunnels, computer simulations pave way for hypersonic flight
Apr 10, 2008 |
4.3 / 5 (20) |
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A two-hour plane flight between Tokyo and New York sounds like science fiction, but methods developed by Princeton engineers to describe turbulence at extreme conditions may aid the design of aircraft with that kind of speed, ...
Scientists find new way to manipulate DNA
Nov 15, 2006 |
4 / 5 (6) |
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Polymers, large molecules comprised of chains of repeating structures, are used in everything from the coatings on walls of ships and pipes to reduce flow drag to gene therapy.
Turbulence yields secrets to 73-year-old experiment
Physics /
Jan 31, 2006 |
4.4 / 5 (64) |
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A simple but groundbreaking experiment performed more than 70 years ago finally has been explained by scientists at the University of Illinois at Urbana-Champaign. The solution sheds new light on fluid turbulence -- the last ...
Taming 900 vortices gives plasma energy insight
Jan 05, 2007 |
4.4 / 5 (26) |
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ANU researchers have come closer to understanding how energy is retained in turbulent systems that self-organise - such as the atmosphere, the universe and plasma - after designing a simple experiment in their ...
