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JOURNALS // Izvestiya of Saratov University. Physics // Archive

Izv. Sarat. Univ. Physics, 2010 Volume 10, Issue 2, Pages 35–41 (Mi isuph84)

Physics

Laser interferometry for study of the diffusion process in glycerol-water system

A. Yu. Abramov, V. P. Ryabukho, A. B. Shipovskaya

Saratov State University

Abstract: Mutual diffusion process in glycerol-water system was studied by laser interferometry technique. Descriptions of optical schemes, experimental technique using multi-beam laser microinterferometer and method of digital interferogram processing are presented. Kinetics of spatial distribution of the refractive index of a medium during mass transfer process is determined and diffusion coefficients are found.

Keywords: laser interferometry, interferometer, multi-beam interference, glycerol, diffusion.

UDC: 535.417, 544.034.23

DOI: 10.18500/1817-3020-2010-10-2-35-41



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