Physics of Fluids

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Simply Speaking While Infected Can Potentially Spread COVID-19

WASHINGTON, February 23, 2021 — COVID-19 can spread from asymptomatic but infected people through small aerosol droplets in their exhaled breath. Most studies of the flow of […]

Porous Materials Unfavorable for Coronavirus Survival

WASHINGTON, February 9, 2021 — As COVID-19 spreads via respiratory droplets, researchers have become increasingly interested in the drying of droplets on impermeable and porous surfaces. Surfaces […]

Advanced Simulations Reveal How Air Conditioning Spreads COVID-19 Aerosols

WASHINGTON, February 9, 2021 — The detailed physical processes and pathways involved in the transmission of COVID-19 are still not well understood. Researchers decided to use advanced […]

Why Food Sticks to Nonstick Frying Pans

WASHINGTON, February 2, 2021 — Despite the use of nonstick frying pans, foods will sometimes get stuck to a heated surface, even if oil is used. The […]

Temperature, Humidity, Wind Predict Second Wave of Pandemic

WASHINGTON, February 2, 2021 — The “second wave” of the coronavirus pandemic has placed much blame on a lack of appropriate safety measures. However, due to the […]

Air Purifiers May Do More Harm Than Good in Confined Spaces with Airborne Viruses

WASHINGTON, January 26, 2021 — The positions of air inlets and outlets in confined spaces, such as elevators, greatly affect airborne virus transmission. In Physics of Fluids, […]

Eggs Reveal What May Happen to Brain on Impact

WASHINGTON, January 19, 2021 — What causes brain concussions? Is it direct translational or rotational impact? This is one of the research areas currently being explored by […]

Disposable Helmet Retains Cough Droplets, Minimizes Transmission to Dentists, Otolaryngologists

WASHINGTON, January 12, 2021 — The risk of infection of COVID-19 is high for medical specialists who come in contact with symptomatic or asymptomatic patients. Dentists and […]

Hand-Held Device Measures Aerosols for Coronavirus Risk Assessment

WASHINGTON, December 22, 2020 — Because of the role they play in coronavirus transmission, understanding aerosol concentrations and persistence in public spaces can help determine infection risks. […]