Abstract
The dumbbell model is a coupled hydrodynamic-kinetic model for polymeric fluids in which the configurations of the dumbbells are described by stochastic differential equations. We prove well-posedness of this model by deriving directly a priori estimates on the stochastic model. Our results can be used to analyze stochastic simulation methods such as the ones that are based on Brownian configuration fields.
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Communicated by P. Constantin
Supported by ONR grant N00014-01-1-0674 and National Science Foundation of China through a Class B Award for Distinguished Young Scholars 10128102.
Partially supported by the special funds for Major State Research Projects G1999032804 and National Science Foundation of China for Distinguished Young Scholars 10225103.
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E, W., Li, T. & Zhang, P. Well-Posedness for the Dumbbell Model of Polymeric Fluids. Commun. Math. Phys. 248, 409–427 (2004). https://doi.org/10.1007/s00220-004-1102-y
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DOI: https://doi.org/10.1007/s00220-004-1102-y