25 Jan 2020
Water issuing from an ordinary faucet tells a complex tale of its journey through a pipe. At high velocities, the faucet’s gushing stream is turbulent: chaotic, disorderly -- like the crash of ocean...
Type: Press release
15 Jan 2020
(Left: Flow in a pipe. At high velocities, the flow is turbulent, and at intermediate velocities, transitional. The transitional flow is a mix of eddying flows and laminar flows. The eddying flows...
Type: Photo
15 Jan 2020
(Left: da Vinci’s sketch of eddies in a turbulent pool. Right: schematic of the energy spectrum corresponding to the flow inside the marked region in da Vinci’s sketch.)
Type: Photo
27 Jun 2018
High speed video showing experimental impacts on three textured granular surfaces.
Type: Video
27 Jun 2018
Look up above you. You might see blue sky, clouds, the Moon or stars. And while it might seem calm up there, the truth is it’s nearly always raining. Every day, Earth is constantly bombarded by about...
Type: Press release
1 Feb 2018
Anyone who has ever turned on a tap knows something about fluid dynamics. Whether a fluid is flowing through household plumbing or industrial oil and gas pipelines, when it runs slowly its flow is...
Type: News Article
30 Jan 2018
Cerbus uses lasers directed at a glass pipe to measure the speed of the flowing water inside.
Type: Photo
30 Jan 2018
A figure from Osborne Reynolds’ 1883 paper depicting the intermittent patches of smooth and chaotic flow in transitional flow. Cerbus and his colleagues took a new approach to studying transitional...
Type: Photo
30 Jan 2018
Dr. Rory Cerbus explains the difference between laminar, turbulent and transitional flow. As his diagram shows, transitional flow — the type of flow studied by the researchers — has intermittent...
Type: Photo
30 Jan 2018
A figure from Osborne Reynolds’s 1883 paper, showing Reynolds’s assistant standing next to apparatus used to measure friction in different types of flow.
Type: Photo
7 Mar 2017
In 2005, the Hayabusa spacecraft developed by the Japan Aerospace Exploration Agency (JAXA) landed on Itokawa, a small near-Earth asteroid named after the famous Japanese rocket scientist Hideo...
Type: Press release
7 Mar 2017
(From left) Dr. Tapan Sabuwala of OIST’s Continuum Physics Unit and Professor Pinaki Chakraborty of OIST’s Fluid Mechanics Unit
Type: Photo
Subscribe to Fluid Mechanics Unit (Pinaki Chakraborty)