查询词典 x ray diffraction

The products consisted of yellow lead chromate phase and red chromate molybadate solid solution phase . The synthesis condition has a great influence on the ratio of the yellow phase and the red solid solution phase. The index for x-ray diffraction pattern of red so...

指标化结果表明：红色相钼铬酸铅固溶体属单斜晶系，空间群C_2/c，a；7.250(8A，b：12.444(7)A，c：5.119(5)人，夕=132.58(6)°，化学式PbCr_(0.88Mo_(0.12)O_4每个单胞由四个分子组成所得粉末衍射的数据可以代替JCPDS19—685号卡片，可以用定量PbCrO_4相含量的方法来表征颜料的质量。

The composites were tested by X-Ray Diffraction, Scanning Electron Microscopy, Thermal Expansion Coefficient and flexural strength. In these ways, the synthesization of leucite crystal and the preparation of Zro2-KAlSi2O6 Ceramic powder are systemically investigated.

本研究以钾长石、纳米氧化锆和碳酸钾为原料，采用固相反应合成氧化锆-白榴石基烤瓷粉，借助XRD、SEM、TEC和弯曲强度等分析测试方法，对白榴石晶体的合成及氧化锆-白榴石基烤瓷粉的制备进行了较为系统的研究。

The produced Fe-Ni alloy nanoparticles were characterized by X-ray diffraction, transmission electron microscope and vibrating sample magnetometer.

通过XRD和TEM研究了产物的微观结构，并对产物的磁学性质进行了表征。

The composition, crystal shape, morphology, magnetic characteristic and thermal stability of the samples were characterized by powder X-ray diffraction, transmission electron microscopy, scanning electron microscopy, vibrating sample magnetometry and thermogravimetric analysis, respectively.

张佳 大连理工大学材料科学与工程学院，大连 116085刘顺华大连理工大学材料科学与工程学院，大连 116085冀志江中国建筑材料科学研究总院，北京 100024采用水热合成法，以(NH4)2S2O8作氧化剂，以MnSO4·H2O为锰源，制备了自生核壳结构MnO2粉体。

Changes of structural speciation of electrolytic manganese dioxide after discharge and charge were also studied by the X-ray diffraction method.

进一步改善电解二氧化锰的质量和电化学性能[1，2]，以及对电解二氧化锰可充电性的研究[3-5]是当前对电解二氧化锰研究的主要方向。

Some samples of TiO_2 nanocomposite material doped with W~(6+) were prepared by Sol-Gel process,The morphology and phase composition of TiO_2 film were studied by scanning electron microcopy,X-ray diffraction and ultraviolet-visual reflection spectrum.

以钛酸丁酯和钨酸钠为原料，采用溶胶-凝胶法在不同基体材料上制备了掺杂W6+的TiO2纳米复合材料。

The influence of phase composition and the micrograph of the film were analyzed by X-ray diffraction and scanning electron microscopy.

并通过XRD、SEM等手段分析了Fe(上标 3+)掺杂TiO2样品的相组成和表面形貌。

The structure and properties of the blend fibers were studied with the aids of infrared spectra, X-ray diffraction and scanning electron micrography.

结果表明：共混体系中的两种组分之间存在着较强的相互作用，有良好的相容性。

The crystal structure was perovskite-like type, as evidenced by the results of X-ray diffraction and scanning electron micrography. The distribution of K4Nb6O17 powder with particle size of less than 10 m, which would become larger as the calcining temperature grew.

通过XRD和SEM对样品进行表征，发现该法合成的K_4Nb_6O_(17)均具有钙钛矿结构，样品的颗粒大小分布不均，但大多小于10μm，且合成的温度越高，颗粒粒径越大。

The structure and composition of the oxide scale were investigated by X-ray diffraction,scanning electron microscopy and electron microprobe analyzer etc.

研究了含Mo的Ni3Al－Fe基合金在900－1100℃空气中的等温氧化行为，利用光学显微镜、SEM、EPMA、XRD分析了氧化膜的形态和结构。

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。