News tagged with thermal energy
Scientists Create Smallest Ever Droplet of Acid, Solve Ozone Puzzle
Chemistry / Analytical Chemistry
Jun 25, 2009 |
4.9 / 5 (7) |
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(PhysOrg.com) -- In its atomic form, chlorine can destroy vast quantities of ozone. But exactly how chlorine is created in the ultracold conditions of the stratosphere has puzzled scientists. Now, a team of ...
Silicon superlattices: New waves in thermoelectricity
Apr 01, 2009 |
3.7 / 5 (7) |
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(PhysOrg.com) -- A University of Wisconsin-Madison research team has developed a new method for using nanoscale silicon that could improve devices that convert thermal energy into electrical energy.
Scientists glean new insights into convection in planets and stars
Jan 19, 2009 |
4.5 / 5 (11) |
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(PhysOrg.com) -- A new study by UCLA planetary scientists and their colleagues in Germany overturns a longstanding scientific tenet and provides new insights into how convection controls much of what we observe ...
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NASA Aircraft Flies Calif. Wildfire Post-Burn Mission
Nov 25, 2009 |
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(PhysOrg.com) -- NASA's remotely piloted Predator B aircraft, named Ikhana, recently conducted post-burn assessments of two Southern California wildfire sites, the Piute Fire in Kern County and the Station Fire in the Angeles ...
Seeking a Smarter Grid: Integrating Wind Energy by Linking Buildings to the Grid
Nov 24, 2009 |
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In utility parlance, wind energy is known as a “variable load.” That’s because wind is naturally unpredictable and inconstant. What’s worse, it is more likely to blow at night, when demand for electricity ...
International expedition investigates climate change, alternative fuels in Arctic
Space & Earth / Earth Sciences
Nov 20, 2009 |
3 / 5 (1) |
1
Scientists from the Marine Biogeochemistry and Geology and Geophysics sections of the Naval Research Laboratory (NRL) organized and led a team of university and government scientists on an Arctic expedition ...
Maps Unveil the Source of Starburst Galaxy's Winds
Nov 18, 2009 |
5 / 5 (8) |
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(PhysOrg.com) -- A research group at Kyoto University has discovered that shocks are the primary energy sources that excite the galactic wind region of starburst galaxy NGC 253. Their images of the center ...
Turning heat to electricity... efficiently
Nov 18, 2009 |
4.8 / 5 (62) |
9
(PhysOrg.com) -- In everything from computer processor chips to car engines to electric powerplants, the need to get rid of excess heat creates a major source of inefficiency. But new research points the way ...
Freezing: a phenomenon that 'jumps'
Nanotechnology / Nanomaterials
Nov 16, 2009 |
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(PhysOrg.com) -- The freezing of suspensions of particles is not always a uniform phenomenon; in certain conditions it leads to a modification of the redistribution of particles and the growth of crystals.
Rich countries 'should pay' to transfer low carbon technology, researchers says
Nov 12, 2009 |
1.8 / 5 (6) |
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(PhysOrg.com) -- Rich countries need to pay the full incremental cost of low carbon technology for developing countries to avoid dangerous climate change, say Oxford University researchers.
Nanoparticles Detect and Purge Metastases in Lymph Nodes
Nanotechnology / Bio & Medicine
Oct 30, 2009 |
5 / 5 (6) |
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Colonoscopy represents one of the great weapons against cancer. In one step, a physician can find precancerous lesions in the colon and then cut them out, an on-the-spot intervention that prevents cancer from developing. ...
FASTSAT instruments shipped for tests and launch preparation
Space & Earth / Space Exploration
Oct 26, 2009 |
5 / 5 (1) |
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Three of the satellite instruments that will fly on an upcoming satellite mission called "FASTSAT" have been created at one NASA center and have arrived at another for more tests to ensure they are flight ...
Hawaii regulators approve first US tuna farm
Oct 25, 2009 |
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(AP) -- Hawaii regulators have approved a Honolulu startup company's plan to build the nation's first tuna farm in waters off the Big Island.
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