By Kyoji Kawasaki, Bjoern Lindmann, Hirofumi Okabayashi
The overseas Symposium on Colloid and Polymer technology was once held at Nagoya Institute of expertise, Nagoya, Japan, in October 1996. this system coated either the elemental facets in addition to technological purposes of micelles, microemulsions, monolayers, and biocolloids. detailed emphasis was once put on formation and dynamics of self-organized constructions, together with technical advancements, purposes, common thought, and result of investigations.
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Additional resources for Formation and Dynamics of Self-Organized Structures in Surfactants and Polymer Solutions
Wallin T, Linse P (1996) Langmuir 12: 305-314 10. Shubin V, Petrov P, Lindman B (1994) Colloid Potym Sci 272:1590-1601 11. Claesson PM, Dedinaite A, Blomberg E, Sergeyev VG (1996) Ber Bunsenges Phys Chem 100:1008-10t3 12. Israelachvili JN, Adams GE (t978) J Chem Soc Faraday Trans 1 174: 975-I001 13. Parker JL, Christenson HK, Ninham BW (1989) Review Sci Instrum 60: 3135-3138 14. Derjaguin B (1934) Kolloidn J 69: 155 164 15. Parker JL, Attard P (1992) J Phys Chem 96:10 398-10 405 16. Dahlgren MAG, Waltermo A,oBlomberg E, Claesson PM, Sj/Sstr6m L, Akesson T, J6nsson B (1993) J Phys Chem 97: 11769 11775 17.
This demonstrates that the strongest interlayer polyelectrolyte-surfactant bridges are formed for the most highly charged polyelectrolyte. 1 . . 6 . . 8 , , , ! 2 [SDS] (units of cmc) Fig. 9 The pull-off force between polyelectrolyte-coated mica surfaces as a function of SDS concentration expressed in units of cmc. ) is shown in Fig. 10. Let us first consider the compressed layer thickness, which we define as the surface separation at which point a hard-wall-like repulsion in encountered. This definition is not very precise but it serves our purpose when we only want to illustrate changes in the adsorbed layer qualitatively.
One also observes that the variant of the fluctuation increases quadratically as the volume fraction increases. This is reasonable because as more surfactant is added to the system, more interracial area is created and the surfactant film has to bend a r o u n d to a c c o m m o d a t e itself in the liquid. 20 with various salinities are shown in Fig. 4 with three representative data fitting. The fitted parameters a, b, and c are given in Table 2 and their trends are shown in Fig. 5. The increase of c corresponds to the decrease in interracial length scale 1/c which measures the persistence length of the interface.