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EUROPHYSICS LETTERS Europhys. Lett., 7 (8), pp. 731-736 (1988)

Europhys. Lett., 7 (8), pp. 731-736 (1988)
15 December 1988
Complete Wetting on Rough Surfaces: Statics.
D.ANDELMAN(*)(**), J.-F. JOANNY(***) and M. 0. ROBBINS(***)
(*) Raymond and Beverly Sackler Faculty of Exact Sciences, Schol of Physics
and Astronomy, Tel-Awiv University, Ramt-Awiv, 69978 Tel-Awiv, Israel
(**) Physique de la Matikre Condensbe, CollLge de France
75231 Paris Cedex 05, France
(***) Ecole Nomzale Supbrieure de Lyon, 46, a118e d'ltalie
69364 Lyon Cedex 07, France
(*,*) Department of Physics and Astronomy, Johns Hopkins University
Baltimore, MD 21218, U.S.A.
(received 13June 1988; accepted in final form 6 October 1988)
PACS. 68.45 - Solid-fluid interface processes.
PACS. 68.10G - Interface activity, spreading.
PACS. 05.40 - Fluctuation phenomena, random processes, and Brownian motion.
Abstract. - We study the profile of a thin liquid film completely wetting a rough solid surface.
The long-wavelength undulations of the liquid interface follow those of the solid surface, while
short-wavelength undulations are strongly damped. There is Lorentzian damping of wave-


Source: Andelman, David - School of Physics and Astronomy, Tel Aviv University


Collections: Materials Science; Physics