Measuring mutual diffusion coefficients in aqueous binary mixtures with unidimensional drying cells

Author:

Roger Kevin1ORCID,Atasi Omer1ORCID,Lalanne Benjamin1ORCID

Affiliation:

1. Laboratoire de Génie Chimique, Université de Toulouse, CNRS, Institut National Polytechnique de Toulouse, Université Paul Sabatier, Toulouse, France

Abstract

Unidirectional drying of a mixture leads to the build-up of a concentration gradient in the vicinity of the air/liquid interface, which can be transformed analytically into an expression of the concentration-dependent mutual diffusion coefficient.

Funder

Agence Nationale de la Recherche

Publisher

Royal Society of Chemistry (RSC)

Subject

Physical and Theoretical Chemistry,General Physics and Astronomy

Reference18 articles.

1. R.Taylor and R.Krishna , Multicomponent mass transfer , John Wiley & Sons , 1993 , vol. 2

2. D.Bothe , in On the Maxwell–Stefan Approach to Multicomponent Diffusion , ed. J. Escher , P. Guidotti , M. Hieber , P. Mucha , J. W. Prüss , Y. Shibata , G. Simonett , C. Walker and W. Zajaczkowski , Springer Basel , Basel , 2011 , pp. 81–93

3. Assessing suspension and infectivity times of virus-loaded aerosols involved in airborne transmission

4. Buoyancy-driven dispersion in confined drying of liquid binary mixtures

5. Concentration-dependent diffusion coefficients from a single experiment using model-based Raman spectroscopy

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