Journal of Fluid Mechanics

On the stability of gas bubbles rising in an inviscid fluid

D. I.  Meiron a1
a1 Applied Mathematics, California Institute of Technology, Pasadena, CA 91125, USA

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The stability to three dimensional disturbances of bubbles rising rectilinearly in an inviscid fluid is studied numerically. It is found, in contrast with earlier work, that the interaction of hydrodynamic pressure forces and surface tension does not lead to linear instability of the bubble path.

(Published Online April 21 2006)
(Received December 14 1987)
(Revised May 12 1988)