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physics.flu-dyn2025★ 1 cited
Capillary Filling Dynamics in Polygonal Tubes
Chen Zhao, Yu Huang, Tingxuan Chen +3
We study the dynamics of capillary filling in tubes of regular polygon cross-section. Using Onsager variational principle, we derive a coupled ordinary differential equation and pa…
physics.flu-dyn2020
Theoretical analysis for flattening of a rising bubble in a Hele-Shaw cell
Xianmin Xu, Masao Doi, Jiajia Zhou +1
We calculate the shape and the velocity of a bubble rising in an infinitely large and closed Hele-Shaw cell using Park and Homsy's boundary condition which accounts for the change…