Search results for gas flow:
Gas pump made of minerals has no moving parts
Nov 28, 2008 |
4.4 / 5 (49) |
6
(PhysOrg.com) -- Scientists have discovered that a type of hard mineral called zeolite can provide a high rate of gas flow in a micro-scale gas pump. Because the pump is based simply on temperature differences ...
Mysterious nanobubble burst?
Dec 02, 2008 |
3.9 / 5 (15) |
1
(PhysOrg.com) -- The nanobubbles that develop on submerged surfaces should not really be able to exist. Because of the enormous internal pressure, they should disappear within a short time. Nevertheless, they ...
Scientists Announce First Observation of ‘Persistent Flow’ in a Gas
Nov 27, 2007 |
4.4 / 5 (25) |
1
Using laser light to stir an ultracold gas of atoms, researchers at the National Institute of Standards and Technology (NIST) and the Joint Quantum Institute (NIST/University of Maryland) have demonstrated ...
Improved redox flow batteries for electric cars
Oct 13, 2009 |
4.6 / 5 (20) |
14
A new type of redox flow battery presents a huge advantage for electric cars. If the rechargeable batteries are low, the discharged electrolyte fluid can simply be exchanged at the gas station for recharged ...
Stealthy, Versatile, and Jam Resistant Antennas made of Gas
Nov 12, 2007 |
4.2 / 5 (40) |
4
A new antenna made of plasma (a gas heated to the point that the electrons are ripped free of atoms and molecules) works just like conventional metal antennas, except that it vanishes when you turn it off.
Flatland physics probes mysteries of superfluidity
Mar 25, 2009 |
4.5 / 5 (8) |
3
(Physorg.com) -- If physicists lived in Flatland—the fictional two-dimensional world invented by Edwin Abbott in his 1884 novel—some of their quantum physics experiments would turn out differently (not just ...
Methane gas likely spewing into the oceans through vents in sea floor (w/ Video)
Space & Earth / Earth Sciences
Sep 02, 2009 |
4.2 / 5 (10) |
8
(PhysOrg.com) -- Scientists worry that rising global temperatures accompanied by melting permafrost in arctic regions will initiate the release of underground methane into the atmosphere. Once released, that ...
Rivers of Gas Flow Around Stars in New Space Image
Dec 08, 2008 |
4.4 / 5 (10) |
7
(PhysOrg.com) -- A new image from NASA's Spitzer Space Telescope shows a turbulent star-forming region, where rivers of gas and stellar winds are eroding thickets of dusty material.
Giant submarine landslide identified
Space & Earth / Earth Sciences
Nov 21, 2007 |
2.6 / 5 (16) |
0
An enormous submarine landslide that disintegrated 60,000 years ago produced the longest flow of sand and mud yet documented on Earth. The massive submarine flow travelled 1,500 kilometres – the distance from London to Rome ...
Indonesia mud volcano may last 30 years: expert
Space & Earth / Earth Sciences
Jun 18, 2009 |
4.4 / 5 (9) |
3
Indonesia's devastating 'mud volcano' could keep spewing for the next 30 years, filling the equivalent of 50 Olympic-size swimming pools every day, a top Australian expert warned.
Breath or urine analysis may detect cancer, diabetes
Chemistry / Analytical Chemistry
Mar 10, 2009 |
5 / 5 (3) |
1
(PhysOrg.com) -- A future sensor may take away a patient's breath while simultaneously determining whether the patient has breast cancer, lung cancer, diabetes or asthma. A University of Missouri researcher is developing ...
Warped debris disks around stars are blowin' in the wind (w/ Video)
Aug 28, 2009 |
4.3 / 5 (3) |
1
(PhysOrg.com) -- The dust-filled disks where new planets may be forming around other stars occasionally take on some difficult-to-understand shapes. Now, a team led by John Debes at NASA's Goddard Space Flight ...
Foam reactor is 10 times more energy efficient
Sep 26, 2008 |
4.3 / 5 (12) |
0
There is considerable worldwide demand for new types of reactors for the rapid and well- controlled production of high value chemicals. Charl Stemmet has developed the porous foam reactor, which has an energy efficiency ten ...
Viagra developer Furchgott dead at 92: report
Medicine & Health / Medications
May 24, 2009 |
5 / 5 (1) |
2
Robert Furchgott, a Nobel prize-winning pharmacologist whose work with the gas nitric oxide helped develop the anti-impotency drug Viagra, has died at the age of 92, The New York Times reported Sunday.
Putting an end to turbulence
Nov 21, 2008 |
4.5 / 5 (33) |
1
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 ...
