News tagged with sound generator
Nanotech Speakers Hold Promise for Sonar Uses
(PhysOrg.com) -- UT Dallas researchers have found that carbon nanotube sheets perform well as underwater sound generators and noise-canceling speakers, two highly desirable traits for submarine sonar and stealth ...
Jun 14, 2010 |
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Search results for sound generator
Physics to tackle how food is cooked in future
In this month's Physics World, Sidney Perkowitz, Candler Professor of Physics Emeritus at Emory University, explains how applied physics led to the innovation of flameless cooking in the late 19th century and addresses the ch ...
Jun 01, 2012 |
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Kitchen exhaust fans vary in effectiveness in reducing indoor air pollution
(Phys.org) -- Cooking exhaust hoods designed for home kitchens vary widely in their ability to capture and vent away the air pollutants generated by the gas burners on cook stoves, according to a study by ...
May 31, 2012 |
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Drug companies moving toward green goals
Many pharmaceutical companies in a new survey are making progress in embracing the guiding principles of green chemistry, which seek to minimize the use of potentially hazardous substances in producing medications, reduce ...
May 31, 2012 |
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Monkey lip smacks provide new insights into the evolution of human speech
Scientists have traditionally sought the evolutionary origins of human speech in primate vocalizations, such as monkey coos or chimpanzee hoots. But unlike these primate calls, human speech is produced using ...
May 31, 2012 |
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A new generation of acoustic measurements
NPL scientists have made the first measurements of airborne acoustic free-field pressures using a laser technique based on photon correlation spectroscopy.
May 29, 2012 |
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The art of telling it like it isn't
There are certain things in life we'd rather not conjure up too vividly, and for this we have at our disposal a range of linguistic deodorisers, smokescreens and fig leaves. These are euphemisms. They are ...
Other Sciences / Social Sciences
May 28, 2012 |
4.6 / 5 (5) |
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Sci-fi no longer, NREL engineers smart homes
Thanks to TV shows such as The Jetsons and Star Trek, many Americans grew up dreaming that homes of the future would be equipped with fantastic high-tech features. From automatic food dispensers to sliding do ...
Technology / Energy & Green Tech
May 28, 2012 |
5 / 5 (1) |
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Managing biodiversity data from local government
Local governments around the world have a new tool to help share and use vast amounts of biodiversity knowledge collected in the course of their work.
May 25, 2012 |
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Device may inject a variety of drugs without using needles
Getting a shot at the doctor’s office may become less painful in the not-too-distant future.
May 24, 2012 |
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Nasa concludes wind tunnel testing to aid in SpaceX reusable launch system design
(Phys.org) -- NASA's Marshall Space Flight Center in Huntsville, Ala., completed wind tunnel testing for Space Exploration Technologies (SpaceX) of Hawthorn, Calif., to provide Falcon 9 first stage re-entry data for the company's ...
Space & Earth / Space Exploration
May 24, 2012 |
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List of search results for sound generator
