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Compressibility effects in the hydrodynamic theory of Brownian motion

Published online by Cambridge University Press:  29 March 2006

Robert Zwanzig
Affiliation:
Institute for Fluid Dynamics and Applied Mathematics, University of Maryland
Mordechai Bixon
Affiliation:
University of Tel Aviv

Abstract

The velocity correlation function of a Brownian particle in a viscous compressible fluid is studied in the limit of very small compressibility. The main effect of compressibility is an initial rapid change of the particle mass from a real inertial mass to a virtual mass.

Type
Research Article
Copyright
© 1975 Cambridge University Press

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