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physics.flu-dyn2010
Falling Particles in Fluids at Intermediate Reynolds Numbers
Acmae El Yacoubi, Sheng Xu, Z. Jane Wang
In this video, we present the dynamics of an array of falling particles at intermediate Reynolds numbers. The film shows the vorticity plots of 3, 4, 7, 16 falling particles at $Re…
physics.flu-dyn2003★ 2 cited
Using Drag to Hover
Z. Jane Wang
Unlike a helicopter, an insect can, in theory, use both lift and drag to stay aloft. Here we show that a dragonfly uses mostly drag to hover by employing asymmetric up and down str…