Microporous Titanosilicate ETS-10: Electron Microscopy Study

作者: T. Ohsuna , O. Terasaki , D. Watanabe , M.W. Anderson , S. Lidin

DOI: 10.1016/S0167-2991(08)64140-3

关键词: TetrahedronScanning electron microscopeOctahedronElectron microscopeCrystallographyPore systemMaterials scienceElectron diffractionMicroporous materialStructural unit

摘要: The structure of ETS-10 was studied by electron microscopy, combining high resolution microscopy(HREM), diffraction(ED) and scanning microscopy(SEM). Strong diffuse scattering is observed in the ED patterns due to extensive faulting nature these faults a manner arrangement are revealed HREM. basic structural unit rod consisting tetrahedral SiO 4 octahedral TiO 6 . From this we can describe structures family polymorphs, many which locally One end member polymorph chiral possesses spiral channel has three dimensional 12-ring pore system containing straight pores twisted faulting.

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