News tagged with temperature difference
Scientists revisit 1833 hydrogen production experiment
Nov 07, 2008 |
4.5 / 5 (134) |
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(PhysOrg.com) -- In the early 1800s, during the peak of the Industrial Revolution, modern science revolved around steam engines and other coal-powered applications. So it may seem a bit out of place that, ...
Promising new material that could improve gas mileage
Oct 09, 2008 |
4.8 / 5 (9) |
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With gasoline at high prices, it's disheartening to know that up to three-quarters of the potential energy you are paying for is wasted. A good deal of it goes right out the tailpipe instead of powering your car.
Search results for temperature difference
Novel temperature calibration improves NIST microhotplate technology
Aug 11, 2009 |
5 / 5 (1) |
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Researchers at the National Institute of Standards and Technology have developed a new calibration technique that will improve the reliability and stability of one of NIST's most versatile technologies, the ...
Terahertz laser source at room temperature
Jun 03, 2008 |
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“There is a growing interest in utilizing terahertz radiation, or T-rays, for a variety of applications,” Mikhail Belkin, a scientist at Harvard University, tells PhysOrg.com. “The terahertz region is a part of the electr ...
2008 Was Earth's Coolest Year Since 2000
Feb 23, 2009 |
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(PhysOrg.com) -- Climatologists at the NASA Goddard Institute for Space Studies (GISS) in New York City have found that 2008 was the coolest year since 2000. The GISS analysis also showed that 2008 is the ...
Energy-autonomous sensors for aircraft
Oct 01, 2009 |
3 / 5 (1) |
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Aircraft maintenance will be easier in future, with sensors monitoring the aircraft skin. If they discover any dents or cracks they will send a radio message to a monitoring unit. The energy needed for this ...
Electricity from body heat
Aug 01, 2007 |
4.6 / 5 (36) |
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Making calls from a cell phone with no battery, using just the warmth of your hand? Perhaps that’s no more than a pipe dream right now. But new circuits are already making it possible to harness body heat ...
Tropical cyclone or ISU Cyclone? Semantic science search engine knows that there is a difference
Technology / Computer Sciences
Feb 04, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- Almost everyone who has used a major internet search engine has had the same experience: Search for "Dodge convertible" and 0.16 seconds later you have 4.3 million links to web pages on dodge ball, Dodge ...
Earth's seasons now arrive 2 days earlier, researchers report
Space & Earth / Earth Sciences
Jan 21, 2009 |
2.5 / 5 (19) |
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(PhysOrg.com) -- Not only has the average global temperature increased in the past 50 years, but the hottest day of the year has shifted nearly two days earlier, according to a new study by scientists from the University ...
Study finds bees can learn differences in food's temperature
Nov 17, 2009 |
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Biologists at UC San Diego have discovered that honeybees can discriminate between food at different temperatures, an ability that may assist bees in locating the warm, sugar-rich nectar or high-protein pollen ...
Researchers demonstrate 100-watt-level mid-infrared lasers
Dec 01, 2009 |
4.7 / 5 (11) |
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Northwestern University researchers have achieved a breakthrough in quantum cascade laser output power, delivering 120 watts from a single device at room temperature.
Warmer environment means shorter lives for cold-blooded animals
Jul 27, 2009 |
3.3 / 5 (4) |
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Temperature explains much of why cold-blooded organisms such as fish, amphibians, crustaceans, and lizards live longer at higher latitudes than at lower latitudes, according to research published this week in the Proceedings of ...
List of search results for temperature difference
