The structure of the molecular sieves is studied by means of X-ray diffraction, XPS, EPMA and IR spectrometry, and the unit cell parameters are measured with step scanning technique.

• 用X射线衍射、X射线光电子能谱、X射线电子探针、红外光谱等方法对分子筛进行了结构研究,并用阶梯扫描方法测得其晶胞参数。