傅立叶红外光谱(FTIR)显示该聚合物具有聚四氟乙烯薄膜的特征峰,透射电镜(TEM)、高分辨透射电镜(HRTEM)、选区电子衍射(SAED)与X射线电子衍射(XRD)的结果分析表明,所获得的有机纳米颗粒为六角晶系的多晶结构,薄膜所含的纳米棒属于立方晶系的单晶结构。
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选区电子衍射（Selected Area Electron Diffraction） 在物镜象平面处加入一个选 区光阑，那么试样中只有A’B’范 围的成像电子能够通过选区光阑， 并最终在荧光屏上形成衍射花样。
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选区电子衍射象 selected area electron diffraction image
选区电子衍射花样 SADP
选区电子衍射图 SAEDP
选区电子衍射分析 SAED
选择区域电子衍射 selected area electron diffraction
选定区电子衍射 selected area electron diffraction
选定区域电子衍射 selected-area electron diffraction
选定的区域电子衍射 selected-area electron diffraction
选定地区电子衍射 selected-area electron diffraction
这个相的选区电子衍射花样显示出准晶体结构的五次对称性。
The selected area diffraction patterns from the phase show a fivefold symmetry of a qua-sierystalline structure.
样品选区电子衍射表明反应产物是立方相和六方相结构，认为这是硫化锌的同质异构现象。
However, the selected area's electron diffraction shows that it has both cubic and hexagonal phase structures corresponding to different shapes. This is attributed to the isomeric state of ZnS.
高分辨电子显微镜和选区电子衍射证实Ferumoxtran-10的核是由晶体状的磁铁矿组成的。
High-resolution electron microscopy and selected-area electron diffraction confirmed the core of Ferumoxtran-10 is composed of crystalline magnetite.
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