Search results for fluid mechanics

Soft Matter Jan 19, 2021

Free online tool calculates risk of COVID-19 transmission in poorly-ventilated spaces

The vital role of ventilation in the spread of COVID-19 has been quantified by researchers, who have found that in poorly-ventilated spaces, the virus spreads further than two meters in seconds, and is far more likely to ...

Environment Nov 12, 2020

Study reveals how to improve natural gas production in shale

A new hydrocarbon study contradicts conventional wisdom about how methane is trapped in rock, revealing a new strategy to more easily access the valuable energy resource.

General Physics Jun 30, 2020

Face mask construction, materials matter for containing coughing, sneezing droplets

Currently, there are no specific guidelines on the most effective materials and designs for facemasks to minimize the spread of droplets from coughs or sneezes to mitigate the transmission of COVID-19. While there have been ...

Nanophysics May 19, 2020

Scientists lead development of novel acoustofluidic technology that isolates submicron particles

Acoustofluidics is the fusion of acoustics and fluid mechanics that provides a contact-free, rapid and effective manipulation of fluids and suspended particles. The applied acoustic wave can produce a non-zero time-averaged ...

General Physics Mar 19, 2020

Researchers unlock secrets to swimming efficiency of whales, dolphins for next-gen underwater robots

Someday, underwater robots may so closely mimic creatures like fish that they'll fool not only the real animals themselves but humans as well. That ability could yield information ranging from the health of fish stocks to ...

Nanophysics Mar 10, 2020

Inverse design software automates design process for optical, nanophotonic structures

Stanford University researchers created an inverse design codebase called SPINS that can help researchers explore different design methodologies to find fabricable optical and nanophotonic structures.

General Physics Apr 11, 2019

New research adds to work of Prandtl, father of modern aerodynamics

In 1942, Ludwig Prandtl—considered the father of modern aerodynamics—published "Führer durch die Strömungslehre," the first book of its time on fluid mechanics and translated to English from the German language in 1952 ...

General Physics Apr 5, 2019

Studying the swimming patterns of bacteria near surfaces

A team of researchers at Université Côte d'Azur and Centre Scientifique de Monaco has recently carried out a study aimed at better understanding the near-surface swimming patterns of bacteria. Their paper, published in ...

Soft Matter Mar 26, 2019

'Aneurysm Number' may help surgeons make treatment decisions

Aneurysms form as abnormal bulges or balloonings over an artery, and, if ruptured, can lead to serious health complications or even death. Some aneurysms can exist for a long time without rupturing, and the surgery involved ...

Nanophysics Feb 12, 2019

Next-generation optics in just two minutes of cooking time

Optical circuits are set to revolutionize the performance of many devices. Not only are they 10 to 100 times faster than electronic circuits, but they also consume a lot less power. Within these circuits, light waves are ...

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