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Aggregation work at polydisperse micellization: ideal solution and “dressed micelle” models comparing to molecular dynamics simulations. / Burov, S.; Shchekin, A.K.

In: Journal of Chemical Physics, Vol. 133, No. 24, 2010, p. 244109_1-9.

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@article{b6ce8d864c354a07a8391ed6237e3fec,
title = "Aggregation work at polydisperse micellization: ideal solution and “dressed micelle” models comparing to molecular dynamics simulations",
abstract = "General thermodynamic relations for the work of polydisperse micelle formation in the model of ideal solution of molecular aggregates in nonionic surfactant solution and the model of “dressed micelles” in ionic solution have been considered. In particular, the dependence of the aggregation work on the total concentration of nonionic surfactant has been analyzed. The analogous dependence for the work of formation of ionic aggregates has been examined with regard to existence of two variables of a state of an ionic aggregate, the aggregation numbers of surface active ions and counterions. To verify the thermodynamic models, the molecular dynamics simulations of micellization in nonionic and ionic surfactant solutions at two total surfactant concentrations have been performed. It was shown that for nonionic surfactants, even at relatively high total surfactant concentrations, the shape and behavior of the work of polydisperse micelle formation found within the model of the ideal solution at different total surfa",
keywords = "aggregates (materials), aggregation, colloids, molecular dynamics method, surfactants, thermodynamics",
author = "S. Burov and A.K. Shchekin",
year = "2010",
doi = "10.1063/1.3519815",
language = "English",
volume = "133",
pages = "244109_1--9",
journal = "Journal of Chemical Physics",
issn = "0021-9606",
publisher = "American Institute of Physics",
number = "24",

}

RIS

TY - JOUR

T1 - Aggregation work at polydisperse micellization: ideal solution and “dressed micelle” models comparing to molecular dynamics simulations

AU - Burov, S.

AU - Shchekin, A.K.

PY - 2010

Y1 - 2010

N2 - General thermodynamic relations for the work of polydisperse micelle formation in the model of ideal solution of molecular aggregates in nonionic surfactant solution and the model of “dressed micelles” in ionic solution have been considered. In particular, the dependence of the aggregation work on the total concentration of nonionic surfactant has been analyzed. The analogous dependence for the work of formation of ionic aggregates has been examined with regard to existence of two variables of a state of an ionic aggregate, the aggregation numbers of surface active ions and counterions. To verify the thermodynamic models, the molecular dynamics simulations of micellization in nonionic and ionic surfactant solutions at two total surfactant concentrations have been performed. It was shown that for nonionic surfactants, even at relatively high total surfactant concentrations, the shape and behavior of the work of polydisperse micelle formation found within the model of the ideal solution at different total surfa

AB - General thermodynamic relations for the work of polydisperse micelle formation in the model of ideal solution of molecular aggregates in nonionic surfactant solution and the model of “dressed micelles” in ionic solution have been considered. In particular, the dependence of the aggregation work on the total concentration of nonionic surfactant has been analyzed. The analogous dependence for the work of formation of ionic aggregates has been examined with regard to existence of two variables of a state of an ionic aggregate, the aggregation numbers of surface active ions and counterions. To verify the thermodynamic models, the molecular dynamics simulations of micellization in nonionic and ionic surfactant solutions at two total surfactant concentrations have been performed. It was shown that for nonionic surfactants, even at relatively high total surfactant concentrations, the shape and behavior of the work of polydisperse micelle formation found within the model of the ideal solution at different total surfa

KW - aggregates (materials)

KW - aggregation

KW - colloids

KW - molecular dynamics method

KW - surfactants

KW - thermodynamics

U2 - 10.1063/1.3519815

DO - 10.1063/1.3519815

M3 - Article

VL - 133

SP - 244109_1-9

JO - Journal of Chemical Physics

JF - Journal of Chemical Physics

SN - 0021-9606

IS - 24

ER -

ID: 5104755