News tagged with concentration

Team models sudden thickening of complex fluids

(Phys.org)—A new model by a team of researchers with The City College of New York's Benjamin Levich Institute may shed new understanding on the phenomenon known as discontinuous shear thickening (DST), in which the resistance ...

dateJan 16, 2014 in Soft Matter
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Researchers simulate behavior of 'active matter'

Microspheres in a fluid, spinning in opposite directions, create flow patterns that affect other particles. Computer simulations show the particles self-assembling into different structures at different concentrations: bands, ...

dateJun 02, 2015 in Soft Matter
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Long-term global warming not driven naturally

By examining how Earth cools itself back down after a period of natural warming, a study by scientists at Duke University and NASA's Jet Propulsion Laboratory confirms that global temperature does not rise or fall chaotically ...

dateFeb 01, 2016 in Earth Sciences
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Biology trumps chemistry in open ocean

Single-cell phytoplankton in the ocean are responsible for roughly half of global oxygen production, despite vast tracts of the open ocean that are devoid of life-sustaining nutrients. While phytoplankton's ability to adjust ...

dateNov 24, 2014 in Earth Sciences
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Geologists study mystery of 'eternal flames'

"Eternal flames" fueled by hydrocarbon gas could shine a light on the presence of natural gas in underground rock layers and conditions that let it seep to the surface, according to research by geologists at the Department ...

dateMay 09, 2013 in Earth Sciences
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