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The photoluminescent properties and structure of the samples were studied by fluorescence spectroscopy and X-ray diffraction, respectively.

用X射线衍射仪和荧光光谱仪对其结构和光致发光性能进行了测试分析。

X-ray diffraction showed that the hydroxy-chromium oligocations can be used as a stable pillaring agent after aging at 70 ℃ for four days, and a pillared composite with high crystallinity can be obtain...

与原料2H-MoS2相比，柱撑材料的层间距增大，晶粒变小，比表面积增加并且热稳定性提高。对催化苯饱和加氢反应表明，柱撑材料Cr-MoS2的催化活性明显优于未柱撑的2H-MoS2和RaneyNi催化剂，且结晶度较好的柱撑材料更具有较高的催化活性和较好的可重复性。

The effect of preparation method of Al-pillared agent、rectorite suspending concentration、Al-pillared agent dosage、pillaring reacting temperature、pillaring reacting time are investigated;The optimum process condition is determined. The capability has compared with the nature rectorite. It is characterized by X-ray Diffraction and infrared spectrum.

探讨了铝交联剂制备方法、累托石悬浊液浓度、铝交联剂的用量、交联反应温度、交联反应时间等各因素对其制备的影响规律，确定了铝交联改性的最佳工艺条件；进行了与天然累托石的性能比较；运用红外光谱、X-射线衍射对所制铝交联累托石进行了表征。

The results of chemical analysis and X-ray powder diffraction showed that the borate is pinnoite .

确定该湖底硼酸盐是柱硼镁石（MgO·B2O3·3H2O），这是除硼土之外，最早在该湖区发现的第一个天然硼酸盐矿物。

X-ray diffraction,transmission electron microscopy, BET surface area measurement and thermal analysishave been used to determine the characteristics of the nanopowdered silver prepared by chemical reduction with the polymolecular protectant.

用X -射线衍射、透射电镜、比表面测定和热分析技术，对从高分子保护化学还原法制得的纳米Ag粉，做了相关的测定表征；从表观比热的测定结果探讨这一亚稳微晶体系在加热过程和热处理后所发生的各种变化。

Our theory predicts the minimum value of ponderomotive parameter and the corresponding critical laser intensity, below which no diffraction can occur; 6, We studied the energy transfer of a two-level atom moving in a cavity field, as well as its influence on the atomic emission spectra and on the photon distribution of the intro-cavity field.

我们用两对激光模来模拟紧聚焦的高斯光场，成功地得到了《Nautre》上Batleaan等人的实验观测结果，预言了有待实验进一步观测的新现象，并确立了发生电子衍射的激光场的临界强度； 6，研究了原子在激光场中运动时光场与原子之间的能量交换，以及这种能量在光谱上的反映和对激光场统计性质的影响。

Early hydration characteristics and paste structure of complex binding material containing high-volume steel slag were studied by the determination of hydration heat evolution, type of hydration products as well as micromorphology of hardened paste using calorimetry, X-ray diffraction, pressure porosimeter, and envirnoment scanning electron microscope.

通过对胶凝材料早期水化放热性能和水化产物种类的测定，以及对硬化浆体显微形貌和孔结构的观察，研究了大掺量钢渣复合胶凝材料的早期水化性能和硬化浆体结构。

About magnetocaloric effects in Gd_(1-xTb_xCo2: The structures and magnetocaloric effects of Gd_(1-xTb_xCo_2 (x=0, 0.2, 0.4, 0.5, 0.6, 0.7, 0.8, and 1) pseudobinary compounds were investigated by X-ray powder diffraction and magnetic properties measurement.

在化合物的磁热效应研究方面，利用振动样品磁强计对Gd_(1-xTb_xCo_2(x=0，0.2，0.4，0.5，0.6，0.7，0.8和1)几个合金进行了磁性测量。

The main results are summarized as follows: X-ray powder diffraction investigation of the Pr5Si_4-xGex pseudobinary system reveals that three structurally distinct phase regions exist in the system at ambient temperature.

经1273K退后一周后，该体系只存在两个单相区：Zr_5Si_4结构的Pr_5Si_4基固溶体(0≤x≤2.8)；正交Sm_5Ge_4结构的Pr_5Ge_4基固溶体(3.0≤x≤4.0)；室温存在的单斜Gd_5Si_2Ge_2型金属间化合物相区则完全转变为高温的四方相相区。

Three classes, forty-eight in total, of pyrazole compounds, imidazolo[1,2-b] pyrazoles, dipyrazolylmethanones and pyrazolyloxadiazoles, have been synthesized, and they have been fully characterized by modern spectroscopic methods, two of which were further confirmed by X-ray diffraction. Most of these compounds have been evaluated for the inhibitions of Gram-positive bacterium represented by Staphylococcus aureus and Gram-negative bacterium represented by Klebsiella pneumoniae.

论文合成了咪唑并[1，2-b]吡唑类、二吡唑基甲酮类和吡唑连噁二唑类共三类48个化合物，使用了现代结构测试手段对所合成的化合物进行了结构表征，其中两个化合物经过了X-Ray射线衍射分析，并对其中大部分化合物进行了以金黄色葡萄球菌和肺炎克雷白杆菌为代表的革兰氏阳性菌和革兰氏阴性菌的初步抑菌活性测试。

Metrorrhagia is also gynaecological problems of common diseases.

崩漏是妇科常见病也是疑难症。

WordFTP gives you the convenience and timesaving you need.

wordftp让您的方便和省时您所需要的。