Authors Beris A.N., Tsamopoulos J.A., Armstrong R.C., Brown R.A. Abstract A solid sphere falling through a Bingham plastic moves in a small envelope of fluid with shape that depends on the yield stress. A finite-element/Newton method is presented for solving the free-boundary problem composed of the velocity and pressure fields […]
1985
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Authors Tsamopoulos John A., Brown Robert A. Abstract The objective of this paper is to develop a rigorous framework for studying the nonlinear dynamics of drops and bubbles and to apply this theory to several of the outstanding problems. As opposed to numerical solutions, this semi-analytical method is relatively inexpensive, […]