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The effect of δ-doping in n-type layers on crystal performance of GaN epitaxial films on Si substrates was studied by ω-scan of different crystal planes with X-ray diffraction method.

用X射线衍射方法通过不同晶面的ω扫描测试，分析了Si衬底GaN蓝光LED外延膜中n-型层δ掺杂Si处理对外延膜结晶性能的影响。

In com- parison with the data of the JCPDS file,the diffraction intensities of the crystal planes(hk0)become stronger and their diffractio...

随着柠檬酸加入量的增加，晶粒尺寸逐渐增加，(hk0)晶面衍射强度和衍射角偏移现象显著增强。

Ethylene-Propylene copolymers and mixtures with long E-P sequence structures were investigated using WAXD and PLM methods. As the content of Cs reached more than 30 mol %, the (140),(130) crystal planes appear at 2θ= 20 in X-ray diffraction patterns of me-Itcrystallized samples.

用广角X-射线衍射和偏光显微镜方法，研究了具有乙丙长序列乙丙共聚物及其共混物，发现通过熔融慢冷结晶样品，C3含量在30mol％以上，衍射角2θ=20°处出现了属于γ-PP晶型的(140)，(130)晶面衍射。

X ray diffraction method has been used to study the crystallinity of wheat starch granules with different water content.

应用X射线衍射方法对不同水分含量的小麦淀粉颗粒的结晶度进行了研究。

The surface morphology and crystallinity of the specimens were characterized by means of scanning electron microscopy and X-ray diffraction.

利用扫描电子显微镜和X射线衍射分别对样品形貌及其晶型进行了表征。

The progress of research and application on determination crystallinity of starch granular by X-ray diffraction was introduced.

详述了国内外有关X射线衍射测定淀粉颗粒结晶度方法的研究进展以及应用。

X-ray diffraction, scanning electron microscopy and energy disperse spectrometry were used to characterize the crystalloid structure, topography and component of non-coated and coated glass microspheres.

采用X射线衍射仪、扫描电镜和能谱仪对化学镀前后玻璃微球的结构、表面形貌以及成分进行了分析。

The structures of derivatives 3, 4 and 7 were determined by X-ray diffraction measurements7 of single crystals.

衍生物的结构 3 ，第4和7 ，测定了X -射线衍射 measurements7的单晶。

Bis(1,2,3,4-tetrahydroisoquinoline-2-ylmethyl) HBr salt (K2) guest has been synthesized from 1,2,3,4- tetrahydroisoquinoline and ethylenedibromide. The self-assembly interaction models of cucurbit[8]uril (Q[8]) with this synthetic guest have been investigated by using 1H NMR technique, single crystal X-ray diffraction determination and theoretic calculation method.

以用1，2，3，4-四氢喹啉和二溴乙烷合成的二(2-亚甲基-1，2，3，4-四氢异喹啉)的溴化氢酸盐为客体，八元瓜环为主体，利用1H NMR技术，单晶X射线衍射方法以及理论计算等方法，考察了两者的自组装模式。

Cobalt (100) face of hexagonal system parallels example surface and the intensity of diffraction peaks increased obviously. Finally the possibility of codeposition of PTFE and cupper or other metal alloys was initially researched.

最后，初步探索了PTFE与Cu或二元合金共沉积的可能性，试验结果显示，它们均可形成PTFE和金属的复合镀层，与无PTFE的金属合金层对比后发现，各复合镀层摩擦学性能都有所提高。

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。