衍射线

Based onthis Bragg's law and theory of optical thin film,the formula introduced in this chapter havebeen illustrated are useful for deducing the thickness of the ultra-thin layer.

论文第四章讨论了多层膜的小角x射线衍射谱的理论分析方法，导出了在超薄膜下进行厚度测量的十分有意义的单层膜厚度测量方法。

The cause for the shift of diffraction peaks is that the amount of Bi intercalated into anatase TiO2 is larger than that into brookite TiO2 under the same conditions.

在同样的条件下，Bi插入锐钛矿TiO2的量多于其插入板钛矿TiO2的量，从而导致部分X射线衍射峰向高角度方向稍微移动。

1The nanocrystalline TiO2 film is prepared by sol-gel and appearance of the film is observed by SEM. The X-ray graph shows the film has lots of anatase and a few rutile TiO2, but does not have brookite TiO2. The average diameter of particle is 25nm according to Scherrer formula.

采用溶胶-凝胶法制备了纳米晶二氧化钛薄膜，通过扫描电镜观察了其形貌，X射线衍射表征显示出制备的薄膜具有大量的锐钛矿晶型和少量的金红石晶型，不含有板钛矿晶型，根据Scherrer公式计算出薄膜的晶粒的平均尺寸为25nm。

Preparation of Brookite TiO_2 Micro-crystals with Single Phase;2. The brookite TiO2 with different morphologies was prepared by hydrothermal method using TiCl4 and NaOH as the starting material.

以四氯化钛和氢氧化钠为原料制备TiO2前驱体，通过水热法合成了不同形貌板钛矿相TiO2，利用X射线衍射和透射电镜对所得样品进行了表征。

The dehydration technology of bischofite by butanol complexation distillation was studied by such methods as X-ray diffraction and elementary analysis.

采用X射线衍射及元素分析方法研究了水氯镁石的丁醇络合蒸馏脱水工艺。

Three different calcium oxide catalysts were synthesized from different precursors and characterized by X-ray diffraction, scanning electron microscopy, and temperature-programmed desorption.

用不同的前驱物合成了三种CaO催化剂，并以X射线衍射、扫描电子显微镜、程序升温脱附等方法加以表征。

Changsha 410076, China）Abstract: In order to study the slagging characteristics of boiler carborundum combustion liners during pulverized coal stream combustion, the slag samples of pulverized coal stream combusting experiments were investigated by optics microscope and X-ray diffraction.

摘 要：采用光学显微镜和X射线衍射等方法对煤粉气流燃烧过程在碳化硅质卫燃带上的渣样进行测试，并对渣样的形貌及结晶特性、渣样成分与碳化硅之间的高温烧结特性进行分析。

The causes and mechanism of both carburization and dusting, and carburization kinetics were discussed by means of Grabke Model.

采用扫描电镜、X射线衍射、差示热分析等方法对Ni Cr/BN混合粉末在1250℃烧结时发生的碳化和粉化行为进行了分析，借用Grabke的模型探讨了这种现象产生的原因和机理，并进行了碳化动力学的讨论，提出了预防产生这种现象的措施。

Surface compositions were studied by X-ray diffraction analysis. Ca/Na of carnallite components were determined by X-ray photoelectron spectroscopy.

运用X射线衍射法分析了不同粒径的光卤石矿表面的化学组成，运用光电子能谱法分析了其表面Na/Ca的摩尔比，用扫描电镜及能谱分析直接分析了各种晶体存在的形态。

We study the relationship between microstructure and luminescence efficiency for GaN heteroepitaxial films by cathodoluminescence,transmission electron microscopy,and X-ray diffraction.

用阴极射线致发光法、透射电子显微镜和X射线衍射法研究了异质外延GaN材料的发光性质与结构特性的关系。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。