查询词典 diffraction spectrum

The cellulose was pretreated by ultrasonic. The changes of structure were characterized by scanning electron microscope,X-ray diffraction,and infrared spectrum.

用超声波预处理纤维素，并利用电子显微镜、X射线衍射和红外光谱对纤维素预处理前后的结构变化进行表征。

The nanocrystals were characterized by infrared spectrum,X-ray diffraction and scanning electron microscope,which were used to characterized their structure,composition and morphology.

采用红外光谱、X射线衍射、扫描电镜表征其结构、组成及形貌，并对其电致发光特性进行表征。

The structural properties of V_2O_5 doped WO_3 thin films were analyzed by using X-ray diffraction and Raman spectrum.

利用X-射线衍射、喇曼光谱等分析手段，研究了V_2O_5掺杂的WO_3 靶材及不同条件下沉积样品的结构特性，实验结果表明：氧分压和沉积温度是决定薄膜结构和成份的主要参数。

Some micro-examination methods, such as scanning electron microscopy and Energy Dispersive X-ray spectrum and X-ray diffraction, were used to analyze the friction and wear mechanism of two TiAlN coatings.

但随着应用的深入，TiN涂层在性能方面表现出的不足，如与基体的结合力较弱、脆性大、易剥落，特别是在高温性能方面存在的缺陷，限制了它的进一步发展。

The samples were characterized by XRD、TEM、XPS and UV-VIS diffraction spectrum.

Ce4+掺杂TiO2纳米光催化剂的制备及反应活性研究用简单的水热方法制备了Ce4+掺杂的锐钛矿和金红石相TiO2样品，并对其光催化活性进行了考察。

The X-ray diffraction spectrum were measured with a Model TURM6z X-ray spectrometer.

X -射线衍射光谱测量模型TURM6z X射线分光计。

The occurrence of grafting copolymerization reaction is testified by analytical means such as infrared spectrum, X-ray diffraction and SEM.

以过硫酸铵为引发剂，合成了酸解氧化淀粉接枝丙烯酰胺共聚物并进行了表征。

An optical microscope, atomic force microscope, scanning electron microscope, high resolution double crystal X-ray diffraction, and Raman shift spectrum are used to analyze the sample.

采用光学显微镜、原子力显微镜、扫描电子显微镜、高分辨率双晶X射线衍射和喇曼谱测试对薄膜进行分析。

By means of modern analysis and testing tools such as X-ray diffraction and flurescence spectrum research the crystal constitution and luminescence performance of materials.

结合X射线衍射仪、荧光分光光度计等现代分析测试手段，研究了其晶体结构和发光性能。

A chiral phase transfer catalyst, N-benzyl quinine bromide, was synthesized from natural chiral compound. And 2,5-bimethyl-4-(3-nitrobenzene)-1,4-bihydrogenation pyridine-3--4-methyl formate (viz. nitrendipine) was synthesized by this chiral phase transfer catalysis, and characterized by elemental analysis, infrared spectrum,1H nuclear magnetic resornace, and X-ray single-crystal diffraction.Key words: ammonium; chiral phase transfer catalyser; crystal structure

通过对天然手性物质进行修饰合成手性相转移催化剂N-苄基溴化奎宁，并对目标分子2，5-二甲基-4-(3-硝基苯)-1，4-二氢吡啶-3-甲酸乙酯-5-甲酸甲酯进行不对称催化合成，并通过红外光谱和核磁共振氢谱对化合物进行了表征，用X射线单晶衍射法测定了该化合物的晶体结构。

Continuously improve the production mechanism, to provide customers with better quality products and services.

不断的完善生产机制，给客户提供更优质的产品及服务。

B:Yes, he was the very prize-winner in the court tennis ten years ago?

是的，他是十年前的世界网球冠军。