News tagged with mathematical model

Can we accurately model fluid flow in shale?

(Phys.org)—Given that over 20 trillion cubic meters of natural gas, a third of the United States' total reserves, are thought to be trapped in shale, and given the rush to exploit shale oil and gas resources ...

Jan 04, 2013
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Measuring flow using a wobbling tube

One milligram per hour: fluid flow can be measured with great precision using a tiny 'wobbling' tube with a diameter of only 40 micrometres. Thanks to a new technique, the sensor, which makes use of the 'Coriolis ...

Dec 18, 2012
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Orsini's viper: Growth or reproduction?

Orsini's viper, a rare and protected species at risk of extinction in France, has an original reproductive strategy. In alternate years, it switches between reproductive and non-reproductive behavior. This ...

Nov 28, 2012
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