Robert Hunt
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robert-hunt.bsky.social
Robert Hunt
@robert-hunt.bsky.social
Postdoc at Brown University School of Engineering.
Reposted by Robert Hunt
In stratified fluids, small porous particles can settle faster than large ones. In linear stratification, the settling rate is set by the solute absorption rate. New predictions and experiments in our latest work out today in @pnas.org.

www.pnas.org/doi/10.1073/...
June 20, 2025 at 8:08 PM
Reposted by Robert Hunt
Postdoctoral researcher @robert-hunt.bsky.social of @fluiddanamics.bsky.social, in collaboration with UNC-Chapel Hill, has found surprising new insights into how particles sink in stratified fluids like oceans, where the density of the fluid changes with depth. www.brown.edu/news/2025-06...
New research uncovers surprising physics of ‘marine snow’
Engineering scholars at Brown University uncovered unexpected dynamics in how organic particulates sink in the ocean, a process that plays a key role in marine nutrient cycling.
www.brown.edu
June 23, 2025 at 12:58 PM
Ever wondered how porous particles settle in a density stratification? Check out our entry to the Gallery of Fluid Motion!!

Also come to my talk at DFD:
R28.00005, Room: 251 F, Monday at 2:42pm.
#APSDFD #HarrisLab

www.youtube.com/watch?v=DVS7...
V-2686164: Diffusion-limited Settling of Highly Porous Particles in Density-stratified Fluids
YouTube video by American Physical Society
www.youtube.com
November 24, 2024 at 3:04 PM