查询词典 diffractometer

A series of equipments such as X-ray diffractometer, scanning electronic microscope, electronic probe microanalysis, transmission electronic microscope and instruments for measuring thermoelectric properties were used to investigate the effect of microstructures on the thermoelectric properties of these La〓Fe〓Co〓Sb〓 compound systematically. Crystal structure simulation shows a huge void in the lattice of binary skutterudite compound.

采用晶体结构计算软件JSVl.07模拟了该种化合物未填充稀土原子的晶体结构，根据模拟结果找出在该种化合物中存在着较大的空隙，通过设计在该位置填充稀土原子得到了填充稀土原子的填充skutterudite化合物的晶体结构，直观地了解了填充skutterudite化合物的晶体结构特性。

Calcining method is an efficient approach to improve the quality of bone ash. In this paper, the effects of the calcining temperature on its crystal structure and morphology, the calcination-modification on slurry fluidity and sintering process of bone china bulk were investigated through infrared spectroscopy, differential thermal analysis, X-ray diffractometer and scanning electron microscopy.

对骨胶厂提供的骨灰进行煅烧处理，通过红外、热分析、X射线衍射和扫描电镜等表征手段系统地研究了煅烧温度对骨灰的显微形貌和结构变化的影响规律，以及骨灰煅烧改性对坯体浆料流动性和坯体烧结工艺的影响规律。

The phase transition, surface morphology and cyclic voltammetric performance from precursor RuCl3·cH2O to amorphous and crystalline RuO2·nH2O of the developed film were studied with X-ray diffractometer, infrared spectrometer, differential thermal analyzer, scanning electron microscope and electrochemical analyzer, respectively.

用X射线衍射仪、红外光谱仪、差热分析仪、扫描电镜和电化学分析仪，研究前驱体RuCl3·cH2O转化为RuO2·nH2O的物相演变行为以及微观组织形貌和循环伏安性能。

A Fourier transform infrared spectrophotometer, a solid state Si-NMR, a scanning electron microscope, an X-ray diffractometer, a thermogravimetric analyzer and a differential calorimeter were used to measure the structural and thermal properties of the WPU/silica hybrids.

研究中使用粒径分析仪、黏度仪与界面电位分析仪分析复合物乳液特性，利用傅立叶转换红外线光谱仪、固态核磁共振光谱仪、表面扫描电子显微镜、X-ray绕射光谱、热重量分析仪、示差扫描热卡计探讨混成复合物的结构、热性质与结晶情形，同时也利用万能拉力机、动态机械热分析仪探讨混成复合物的机械性质。

The main performance of the diffractometer were analysed in detail.

对谱仪的主要物理性能进行了全面的分析。

The crystal structure and surface morphology were characterized by X -ray diffractometer and scanning electron microscope, respectively.

利用X射线衍射和扫描电镜考察了ZnO薄膜的晶体结构和表面形貌。

Firstly, based on the common design notion of powder neutron diffractometer presented by Dr.

在衍射技术中，使用得最多、最广泛的是粉末衍射方法。

The morphologies and the crystallization of the films were investigated by means of X-ray diffractometer and scanning electron microscope.

利用D/Max-rB型X射线衍射仪分析涂层的组织结构，用Sirion200型扫描电镜观察涂层的表面形貌。

The phase compositions and the microstructures of the samples were investigated by an X-ray diffractometer and a scanning electron microscope, respectively.

利用X射线衍射仪和扫描电子显微镜分别对试样的相组成和显微结构进行分析。

The camera length of electron diffraction in transmisson electron microscopy is one of the main technical parameters in designing electron microscope and the electron diffraction analysis to microcrystal sample. According to Bragg law, the formula of calculating TEM electron diffraction camera length is derived from the research on the ray path of electron diffraction images in TEM and the comparison on electron diffraction with ordinary electronic diffractometer. The difference of physical significance of electron diffraction camera length between TEM and ordinary electronic diffractometer is discussed.

透射式电子显微镜(Transmisson Electron Microcopy， TEM)中的电子衍射相机长度，是电子显微镜设计和对微晶体样品进行电子衍射分析的主要技术参数之一依据布拉格定律，经对TEM中电子衍射成像光路的探讨与研究，并通过TEM与普通电子衍射仪的电子衍射的对比分析，导出了TEM电子衍射相机长度的精确计算公式，阐述了TEM和普通电子衍射仪的电子衍射相机长度所表征的物理意义的区别。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。