SAD：选区衍射

“选区衍射”（Selected Area Diffraction，常缩写为SAD）是电子显微学中的一种重要技术手段，主要用于对材料微观结构的晶体学分析。通过在透射电子显微镜中选择特定微小区域进行电子衍射，该技术能够有效获取材料的晶体结构、晶格参数及取向等信息。由于其名称较长，在学术写作和日常交流中普遍使用缩写SAD，既简洁又便于专业领域的快速沟通与应用。

Selected Area Diffraction具体释义

  • 英文缩写：SAD
  • 英语全称：Selected Area Diffraction
  • 中文意思：选区衍射
  • 中文拼音：xuǎn qū yǎn shè
  • 相关领域： sad 电子

Selected Area Diffraction的英文发音

例句

  1. The microstructure of the film was characterized by X ray diffraction, transmission electron microscopy, and selected area diffraction.
  2. 电子显微探针分析仪用X射线衍射仪、射电镜及其选区衍射(SAD)来分析薄膜的微结构。
  3. By X ray and SEM, the change of powder microstructure was analyzed during ball milling. It has been verified that the mixture of amorphous phase, α Fe and Mo was obtained, combined with the analysis of selected area diffraction.
  4. 用X射线衍射及扫描电镜分析了球磨过程粉末微结构的变化，并结合选区电子衍射分析，证实球磨的最终产物为非晶、αFe和少量的Mo。
  5. The crystal structure and its lattice parameter of sapphire single crystal grown by EFG method was determined by selected area diffraction of transmission electron micrograph ( TEM ).
  6. 用透射电镜选区电子衍射（TEM）方法测试了导模法生长的白宝石单晶体的晶体结构和点阵常数。
  7. The selected area diffraction patterns from the phase show a fivefold symmetry of a qua-sierystalline structure.
  8. 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。
  9. Calculated from diagram of Selected Area Diffraction(SAD) ( SAD ), the crystal structure of the mineral and the diffraction data are consistent with standard mineral native Fe - α and native Fe - γ from JCPDS.
  10. 选区电子衍射花样计算表明该矿物与和JCPDS中的标准矿物自然铁-α和自然铁-γ衍射数据一致。

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