查询词典 x ray diffraction

The structures of the composites are studied by X-ray diffraction.

采用XRD对复合材料的物相结构进行了分析。

The properties and structures have been investigated as well by X-ray diffraction, infrared absorption spectrum and differential thermal analysis. The solvent dilatability and gelation ability, viscidity and organic content have been tested.

以十六烷基季铵盐为有机化改性剂，用微波辐射加热的方法制备出了性能优良的有机膨润土，利用XRD、FT-IR、DTA等方法分别对合成的钠基膨润土和有机膨润土的结构进行了研究和表征；并初步测试了有机膨润土的溶胀性、凝胶性能、粘度和有机物含量。

It was carried out successfully to microarc electrodeposit ceramic coatings on the anode and cathode of AZ91D magnesium cast alloy with AC pulse method. The thicknesses, morphologies, composition and micro-structures of the coatings were studied by scanning electron microscopy and X ray diffraction.

利用交流脉冲方法在AZ91D铸造镁合金表面成功实现阴、阳极微弧电沉积陶瓷膜，并使用SEM和xRD等手段对陶瓷膜的厚度、组织形貌、成分、结构和耐蚀性作了相应研究分析。

Also scanning electron microscopy and x-ray diffraction were used to investigate the morphology of products.

利用TEM、XRD和SEM来表征粒子的大小、形貌和转变过程。

The catalysts were characterized by transmission electron microscope and powder X-ray diffraction.

采用TEM和XRD技术对合金催化剂的物理性质进行了测试。

The study of the structure of metals and alloys, especially by optical and electron microscopy and x-ray diffraction.

金相学，金属结构学以金属与合金结构为研究对象的学科，尤指用光学和电子显微镜使用''。

The results of X-ray diffraction showed that the nickel nanoparticles had face centered cubic structures and the structures of polyandinc have not been affected under high temperatures.

采用先合成导电聚苯胺，然后用多元醇原位液相还原的方法，合成了聚苯胺／镍纳米复合材料，纳米镍的含量约为19.22%。

With different sintering conditions, the effect of the luminescent intensity due to sintering temperature and the concentration of activator would be discussed by the X-Ray Diffraction, photoluminescence spectrometer and Field Emission Gun Transmission Electron Microscope.

并在不同的烧结条件下探讨锻烧温度、掺杂活化离子浓度对萤光发光强度的影响。

The films were characterized with X-ray diffraction spectrum, Raman scattering spectrum, Atomic Force Microscope and High Resolution Transmission Electron Microscope .

氢化纳米硅薄膜因其中纳米级硅晶粒的量子尺寸效应，具有高电导、发光等优良的光电特性，在微电子、光电子等领域具有广阔的应用前景。

The X-ray diffraction data of single crystals were collected on a Bruker P4 four-cycle diffractometer.

本文中所有对称的和不对称的引发剂分子都是通过Wittig和Heck反应制备。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。