Physics of Fluids

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Bullet Shape, Velocity Determine Blood Spatter Patterns

WASHINGTON, D.C., August 6, 2019 — Blood spatters are hydrodynamic signatures of violent crimes, often revealing when an event occurred and where the perpetrator and victim were […]

How to Ice-Proof the Next Generation of Aircraft

WASHINGTON, D.C., April 1, 2019 – 35,000 feet is standard cruising altitude for a commercial jet airplane, but at those lofty heights the air temperature plummets below […]

Autonomous Weed Control Via Smart Robots

WASHINGTON, D.C., March 27, 2019 — Driving across Iowa, Hendrik J. Viljoen, distinguished professor of chemical and biological engineering at the University of Nebraska, noticed that soybean […]

‘Aneurysm Number’ May Help Surgeons Make Treatment Decisions

WASHINGTON, D.C. March 26, 2019 — Aneurysms form as abnormal bulges or balloonings over an artery, which, if ruptured, can lead to serious health complications or even […]

Fluid Dynamics Simulation Reveals the Underlying Physics of Liquid Jet Cleaning

WASHINGTON, D.C., January 29, 2019 — Semiconductor manufacturing and many other industrial operations involve cleaning processes, and from environmental and health perspectives, it’s become highly desirable to […]

Researchers Challenge Our Assumptions on the Effects of Planetary Rotation

WASHINGTON, D.C., September 28, 2018 — The earth’s rotation causes the Coriolis effect, which deflects massive air and water flows toward the right in the Northern Hemisphere […]

A Penetrable Fabric, Like Toilet Paper, Affects a Projectile’s Big Splash

WASHINGTON, D.C., August 14, 2018 — Experts in fluid dynamics and kids jumping into a pool both know that an object falling into a liquid makes a […]

Spraying Efficiently: Breaking Up Is Hard to Do

WASHINGTON, D.C., July 3, 2018 — Atomizing liquids is vital to fuel-air mixing. Using oscillating liquid streams, breakup and drop formation can be improved compared to common […]

The Vessel Not Taken: Understanding Disproportionate Blood Flow

Each time a blood vessel splits into smaller vessels, red blood cells (RBCs) are presented with the same decision: Take the left capillary or the right. While […]