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Vibrations des membranes smectiques
Laurent Belliard and Jean-Philippe Tournellec
P. Pieranski, L. Beliard, J-Ph Tournellec, X. Leoncini, C. Furtlehner, H. Dumoulin, E. Riou et al.
"Physics of smectic membranes."
Physica A: Statistical Mechanics and its Applications 194, no. 1-4 (1993): 364-389.
Laurent Belliard
today professor at
Sorbonne University
Vibrations of a circular smectic drum
Stroboscopic movie
Sound of a circular smectic drum struck in one point
The pitch is so high because the film is vibrating in vacuum
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