Hydrodynamic screening and particle dynamics in porous media, semidilute polymer solutions and polymer gels

Andrzej R. Altenberger, Matthew Tirrell, John S. Dahler

Research output: Contribution to journalArticlepeer-review

77 Scopus citations

Abstract

The dynamics of particle interactions in porous media are studied using a newly formulated mean field theory. Statistical correlations in the gel network are analyzed in detail and found to have a crucial influence on the results. Self-diffusion and mutual diffusion coefficients of Brownian particles moving through a gel are determined. Preaveraged hydrodynamic interaction tensors are derived for two mobile Brownian particles, a mobile particle and an obstacle.

Original languageEnglish (US)
Pages (from-to)5122-5130
Number of pages9
JournalThe Journal of chemical physics
Volume84
Issue number9
DOIs
StatePublished - 1986
Externally publishedYes

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