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physics.flu-dyn2010
Unstable Leidenfrost Drops on Roughened Surfaces
Jonathan B. Boreyko, Chuan-Hua Chen
Drops placed on a surface with a temperature above the Leidenfrost point float atop an evaporative vapor layer. In this fluid dynamics video, it is shown that for roughened surface…
physics.flu-dyn2009
Spontaneous Jumping of Coalescing Drops on a Superhydrophobic Surface
Jonathan Boreyko, Chuan-Hua Chen
When micrometric drops coalesce in-plane on a superhydrophobic surface, a surprising out-of-plane jumping motion was observed. Such jumping motion triggered by drop coalescence was…