Polyelectrolyte complexes consisting of macromolecules with varied stiffness: computer simulationстатья
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Дата последнего поиска статьи во внешних источниках: 11 декабря 2015 г.
Аннотация:We have employed Monte Carlo simulations in order to analyze structure of polyelectrolyte complexes consisting of two identical but oppositely charged macroions with varying chain stiffness. It was shown that two complex structures could arise depending on stiffness of constituent chains. Stiff chains are organized into “ladder” structure: chains are situated parallel to each other and monomeric units are involved into ionic pairs according to their position in the chain. Flexible chains form globular “scrambled egg” structure with disordered position of monomer units. Conformational transition between two structures proceeds as a phase transition.