■Research target

Dielectric and Geometrical Properties of Monolayers at the Air-Water Interface

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Figure 1:Cartoon of monolayer of organic molecules at the air-water interface.

Figure 2:A chiral-shape domain observed by Brewster's Angle Microscopy (BAM).

Recent Progress

[1] R.Wagner, T.Yamamoto, T.Manaka, and M.Iwamoto, "Determination of the complete dielectric polarization of Langmuir monolayers," Rev. Sci. Instrum., 76, 083902 (2005).
[2] M.Iwamoto and Z.C.Ou-Yang, " Shape Deformation and Circle Instability in Two-Dimensional Lipid Domains by Dipolar Force: A Shape- and Size-Dependent Line Tension Model," Phys. Rev. Lett. , 93, 206101, (2004).
[3] T.Yamamoto, T.Manaka, and M.Iwamoto, "Electric quadrupole model on the formation of molecular chirality dependent domain shapes of lipid monolayers at the air-water interface," J. Chem. Phys., 126, 125106 (2007).