衍射光谱

The Fe3O4/Au nanoparticles have been characterized by X-ray powder diffraction, ultraviolet-visible spectroscopy, scanning elec-tron microscopy with the energy dispersive spectroscopy, transmission electron microscopy, X-ray photoelectron spectroscopy and superconducting quantum interference device magnetometry.

采用X射线粉末衍射仪、紫外吸收可见光谱、带有电子能谱仪的扫描电子显微镜、透射电子显微镜、光电子能谱、超导量子干涉仪等方法，对复合粒子的形态、结构、组成以及磁学性质进行了表征。

Phosphate porous starch and PVA were cross linked by methenamine and boric acid Crystal area was serious destroyed by esterification and cross linked. 6 Biodegradation experiment was carried out with soil-burying method.

5红外光谱和X-射线衍射的结构分析表明：在改性淀粉的羟基上引入了磷酰基团，并未破坏原淀粉的基本化学结构；交联剂在改性淀粉和PVA之间形成了C-O-C化学交联键；酯化和交联反应均有较强的淀粉晶区破坏作用。

The products were characterized by X-ray diffraction, transmission electron microcopy, thermogravity analysis, Fourier transform infrared spectroscopy experiments.

产物通过X-射线粉末衍射，透射电子显微镜，热重分析，傅立叶红外光谱等手段进行表征。

Based on the results of study on the feasibility, microencapsule comprised with SF, alginate and Indomethacin was prepared. Its morphology was observed with Scanning Electronic Microphotograph, its diameter was determined with Laser Diameter Analysis, its fine structure was tested and analyzed by means of X-ray diffraction and IR spectra.

以此为基础，制备了丝素—海藻酸钙—消炎痛微胶囊，利用扫描电镜、激光粒度分析仪测定其形貌、粒径等结构特征，通过X—衍射、红外光谱测定分析其微观结构，并对其药物缓释性能进行了探讨。

Inductively Couple Plasma Atomic Emission Spectrometry , X-ray diffraction , scanning electron microscope , microhardness testing and emergency cooling testing have been used to detect amorphous Fe-Ni-Cr deposits'properties, such as content, crystalline structure, microphotograph, hardness, adherence between deposit and substrate.

用等离子发射光谱、X-ray衍射、扫描电子显微镜、显微硬度法、骤冷法等方法对非晶态Fe-Ni-Cr合金镀层的结构、形貌、硬度以及镀层与基体的结合性能等进行了检测分析。

Based on the results of studyon the feasibility, microencapsule comprised with SF, alginate and Indomethacin was prepared. Its morphology was observed with Scanning Electronic Microphotograph, its diameter was determined with Laser Diameter Analysis, its fine structure was tested and analyzed by means of X-ray diffraction and IR spectra.

以此为基础，制备了丝素—海藻酸钙—消炎痛微胶囊，利用扫描电镜、激光粒度分析仪测定其形貌、粒径等结构特征，通过X—衍射、红外光谱测定分析其微观结构，并对其药物缓释性能进行了探讨。

The microstructure, morphology of the products and the structure of carbon were characterized by X-ray diffractometry, scanning electron microscopy and Raman microprobe spectra. The electrochemical impedance spectroscopy and charge-discharge test were used to study their electrochemical performances.

采用X射线衍射、扫描电镜和拉曼光谱技术对合成产物的晶体结构、表面形貌和碳结构进行表征，通过电化学阻抗谱和充放电测试对材料的电化学性能进行测试和分析。

Then the materials were characterized by XRD, FT-IR, SEM, thermogravimetric analysis, and N2 adsorption-desorption experiments. It turned out the sample possessed ordered hexagonal mesoporous channels, high specific surface area of 1207 m2/g, high specific pore volume of 1.03 cm3/g and narrow pore distribution between 2~3nm.

通过 X 射线衍射、傅立叶转换光谱、扫描电镜、热重及低温氮气吸附-脱附试验等测试方法对样品进行了表征，表明该条件所合成的样品具有规整有序的六方介孔孔道，较大的比表面积(1207m2/g)和比孔容(1.03cm3/g)，孔径大小分布窄(2～3nm)，为高质量的 MCM-41 介孔分子筛。

They belong to the orthorhombic phase and grow along [001] direction.

产物的能量分散光谱、X-射线衍射和透射电子显微镜分析显示纳米棒是锑和硫原子比为2：3的化合物，属正交晶系，晶体沿[001]方向生长。

The relation between the ultrasonic frequency f and the wavelength λ0 was deduced. The relations between the diffraction angle θd,the acoustic polar angle θa and the incident angle θi were calculated.

推导出超声波频率f和光波波长λ0的调谐关系；计算出滤波器的光谱分辨率R和集光能力δθi；光入射角θi与衍射角θd、声入射角θa之间的关系。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。