Abstract
We have investigated the stability of a cubic lattice having a periodic-minimal surface in a non-ionic surfactant system using a time-resolved small-angle neutron-scattering technique. The cubic lattice transformed from a hexagonal phase showed a polycrystalline scattering pattern and strong intensity fluctuation as a function of time. A characteristic correlation time of the intensity fluctuation obtained by time correlation function analysis was about 150 min. In the case of the cubic lattice from a lamellar phase the diffraction peaks showed moncrystalline-like pattern and no intensity fluctuation. We consider that the fluctuations arise from the polycrystalline cubic network trapped in a metastable state. In other words, the cubic phase from the hexagonal phase is in an incubation time of finite-to-infinite transition of the cubic network.
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© 1997 Steinkopff Verlag
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Imai, M., Kato, T., Schneider, D. (1997). Fluctuations of cubic network observed in non-ionic surfactant system. In: Kawasaki, K., Lindman, B., Okabayashi, H. (eds) Formation and Dynamics of Self-Organized Structures in Surfactants and Polymer Solutions. Progress in Colloid & Polymer Science, vol 106. Steinkopff. https://doi.org/10.1007/BFb0111031
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DOI: https://doi.org/10.1007/BFb0111031
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