Macromolecular extension in flow fields

Abstract

An expression is derived for the mean square end-to-end distance of Rouse chains in an arbitrary time-dependent flow field. For steady shear flow the resulting simplified expression is compared with incorrect formulas published earlier. An expression is derived for the mean square end-to-end distance of Rouse chains in an arbitrary time-dependent flow field. For steady shear flow the resulting simplified expression is compared with incorrect formulas published earlier.