By Kyoji Kawasaki, Bjoern Lindmann, Hirofumi Okabayashi
The foreign Symposium on Colloid and Polymer technology used to be held at Nagoya Institute of expertise, Nagoya, Japan, in October 1996. this system lined either the elemental points in addition to technological functions of micelles, microemulsions, monolayers, and biocolloids. designated emphasis used to be put on formation and dynamics of self-organized constructions, together with technical advancements, purposes, common conception, and result of investigations.
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Extra info for Formation and Dynamics of Self-Organized Structures in Surfactants and Polymer Solutions
L Q(A-t) c) boundary. All the intensities are corrected for background. In Figs. 3b d, the circles are experimental data and solid lines are theoretical fits using Eqs. (15) and (29) in Eq. (1) plus an incoherent background. These show a good agreement of theory with the experimental data. isted in Table I. Figure 5A shows the trend of the parameters a, b, and c as a function of volume fi-action of the surfactant. As the surfaetant volume fraction increases a and c increase rapidly while b increases slowly.
The forces are similar to those observed before addition of SDS (data not shown). A very weak electrostatic double-layer force dominates the interaction at large separations, demonstrating a nearly perfect match between the surface charge and the charges in the polyelectrolyte layer. From a separation of about 150 A an attractive force causes the surfaces to jump inwards to a separation of about 40 A. This force is most likely due to bridging. The normalized pull-off force measured upon separation is about 1 mN/m.
Debye P, Anderson HR Jr, Brumberger H (1957) J Appl Phys 28:679-683 6. Kirste Von R, Porod G (1962) KolloidZ&Z f Polym 184:1-7 7. Berk NF (1987) Phys Rev Lett 58: 2718-2721 8. Teubner M (1991) Europhys Lett 14(5): 403-408 9. Teubner M, Strey R (1987) J Chem Phys 87:3195-3200 10. Chen SH, Chang SL, Strey R (1990) Progr Colloid Polym Sci 81:30 35 11. Chen SH, Chang SL, Strey R (1991) J Appl Cryst 24:721-731 12. Chen SH, Lee DD, Kimishima K, Jinnai H, Hashimoto T (1996) Phys Rev E, to be published 13.