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JOURNALS // Prikladnaya Mekhanika i Tekhnicheskaya Fizika // Archive

Prikl. Mekh. Tekh. Fiz., 1999 Volume 40, Issue 1, Pages 3–9 (Mi pmtf3023)

Rayleigh–Taylor instability of a thin liquid layer in the presence of three-dimensional perturbations

S. M. Bakhrakh, G. P. Simonov

Institute of Experimental Physics, Sarov 607200

Abstract: We consider the evolution of small three-dimensional perturbations of an accelerated thin liquid layer. The analytical solutions obtained correspond to various types of initial perturbations: in the form of a layer, in the initial velocities, and in the thickness of the layer. Depending on the dimensionless parameters which characterize the initial data, the perturbations can increase exponentially with time, remain bounded, and change the phase.

UDC: 530.12

Received: 22.08.1996
Accepted: 13.06.1997


 English version:
Journal of Applied Mechanics and Technical Physics, 1999, 40:1, 1–5


© Steklov Math. Inst. of RAS, 2026