Diffusion coefficients of ionic surfactants with different molecular structures in aqueous solutions

Verfasser / Beitragende:
[T. Movchan, A. Rusanov, I. Soboleva, N. Khlebunova, E. Plotnikova, A. Shchekin]
Ort, Verlag, Jahr:
2015
Enthalten in:
Colloid Journal, 77/4(2015-07-01), 492-499
Format:
Artikel (online)
ID: 605489815
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024 7 0 |a 10.1134/S1061933X15040146  |2 doi 
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245 0 0 |a Diffusion coefficients of ionic surfactants with different molecular structures in aqueous solutions  |h [Elektronische Daten]  |c [T. Movchan, A. Rusanov, I. Soboleva, N. Khlebunova, E. Plotnikova, A. Shchekin] 
520 3 |a Aqueous micellar solutions of dodecyl- and hexadecyltrimethylammonium bromides, hexade- cylpyridinium bromide and chloride, domiphen bromide ((dodecyldimethyl-N-2-phenoxyethyl)ammonium bromide), hexadecyltriphenylphosphonium bromide, and sodium dodecyl sulfate have been investigated using dynamic light scattering. A local increase in the diffusion coefficient has been discovered for all ionic surfactants at concentrations higher than the first critical micelle concentration (CMC1). It has been shown that, at the same alkyl chain length and counterion nature, the increase in the diffusion coefficient with surfactant content becomes more pronounced with a reduction in CMC1. The concentration dependences of the diffusion coefficients have been explained in terms of a previously proposed theory formulated for ideal micellar systems. The existence of the local minimum in the diffusion coefficient near CMC1 has been shown to be a general regularity for binary surface-active electrolytes. 
540 |a Pleiades Publishing, Ltd., 2015 
700 1 |a Movchan  |D T.  |u Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Leninskii pr. 31, 119071, Moscow, Russia  |4 aut 
700 1 |a Rusanov  |D A.  |u Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Leninskii pr. 31, 119071, Moscow, Russia  |4 aut 
700 1 |a Soboleva  |D I.  |u Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Leninskii pr. 31, 119071, Moscow, Russia  |4 aut 
700 1 |a Khlebunova  |D N.  |u Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Leninskii pr. 31, 119071, Moscow, Russia  |4 aut 
700 1 |a Plotnikova  |D E.  |u Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Leninskii pr. 31, 119071, Moscow, Russia  |4 aut 
700 1 |a Shchekin  |D A.  |u Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Leninskii pr. 31, 119071, Moscow, Russia  |4 aut 
773 0 |t Colloid Journal  |d Pleiades Publishing  |g 77/4(2015-07-01), 492-499  |x 1061-933X  |q 77:4<492  |1 2015  |2 77  |o 10595 
856 4 0 |u https://doi.org/10.1134/S1061933X15040146  |q text/html  |z Onlinezugriff via DOI 
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900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1134/S1061933X15040146  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Movchan  |D T.  |u Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Leninskii pr. 31, 119071, Moscow, Russia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Rusanov  |D A.  |u Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Leninskii pr. 31, 119071, Moscow, Russia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Soboleva  |D I.  |u Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Leninskii pr. 31, 119071, Moscow, Russia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Khlebunova  |D N.  |u Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Leninskii pr. 31, 119071, Moscow, Russia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Plotnikova  |D E.  |u Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Leninskii pr. 31, 119071, Moscow, Russia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Shchekin  |D A.  |u Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Leninskii pr. 31, 119071, Moscow, Russia  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Colloid Journal  |d Pleiades Publishing  |g 77/4(2015-07-01), 492-499  |x 1061-933X  |q 77:4<492  |1 2015  |2 77  |o 10595