News tagged with gas bubbles

Report describes the physics of the 'bends'

As you go about your day-to-day activities, tiny bubbles of nitrogen come and go inside your tissues. This is not a problem unless you happen to experience large changes in ambient pressure, such as those encountered by scuba ...

dateJun 22, 2010 in General Physics
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Measuring the Speed of Noble 'Bubbles'

(PhysOrg.com) -- Using a layer of noble gas "bubbles," scientists at Pacific Northwest National Laboratory devised a straightforward way to measure how fast molecules diffuse in supercooled liquids. Working ...

dateFeb 12, 2010 in Condensed Matter
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Tiny bubbles clean oil from water

Small amounts of oil leave a fluorescent sheen on polluted water. Oil sheen is hard to remove, even when the water is aerated with ozone or filtered through sand. Now, a University of Utah engineer has developed ...

dateNov 16, 2009 in Materials Science
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Pillars of Creation formed in the shadows

Research by astronomers at the Dublin Institute of Advanced Studies suggests that shadows hold the key to how giant star-forming structures like the famous "Pillars of Creation" take shape.

dateApr 23, 2009 in Astronomy
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Ancient geologic escape hatches mistaken for tube worms

Tubeworms have been around for millions of years and the fossil record is rich with their distinctive imprints. But a discovery made by U of C scientists found that what previous researchers had labeled as tubeworms in a ...

dateFeb 04, 2009 in
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