Block copolymers and polymer mixtures in dilute solution: General crossover analysis and comparison with Monte Carlo calculations

作者: Jack F. Douglas , Karl F. Freed

DOI: 10.1063/1.451888

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摘要: Gell‐Mann–Low style renormalization group is applied to the two‐parameter type model of block copolymers and mixtures. These systems have multiple excluded volume interaction variables between like unlike chemical species in addition characterizing lengths substituent blocks. This leads a five parameter for monodisperse binary polymer mixtures diblock copolymers. We derive full crossover dependence dilute solution copolymer mixture properties on all parameters by calculating effective exponents region second order e=4−d prefactors e. The multiparameter equation solved first e, simplifying approximation introduced closed analytic forms charcterizing average dimensions. Specific radial observables copolymers, such as radius gyration mean square end‐to‐end vector distance di‐ triblock whole ...

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