查询词典 X-ray diffraction

The morphology and structure of the dendrite-like copper crystals with micrometer size and face-centered cubic structure were characterized by using scanning electron microscopy and X-ray diffraction.

用扫描电子显微镜和X射线衍射仪对枝晶铜进行了形貌和物质结构的表征；制得的枝晶铜尺寸达到微米级，为面心立方晶相。

The result of X-ray diffraction analysis showed that Ni-Fe-Cr alloy is characterized by face-centered cubic crystal structure.

Ni–Fe–Cr合金的电沉积研究也被广大学者所关注[1-11]，通常是以铜作为研究基体。

The nanostructure of the ball milled FeNi particles were characterized as functions of the ball milling time using quantitative X-ray diffraction, high resolution transmission electronic microscopy analysis techniques.

用XRD和HRTEM研究了高能球磨Fe70Ni30二元金属合金的微结构随球磨时间的变化情况。

The complex fluorides were characterzed by means of X-ray powder diffraction, environmental scanning electron microscopy and fluorescence spectrometry.

运用X射线衍射、环境扫描电子显微镜和荧光光谱等测试技术对所制备产物进行了表征。

In the paper the main topics are:(1) to analyze the chemistry composition, the X-ray diffraction, the DTA, and the functions of all raw materials;(2) to define the best direction for producing glass and foam glass, and the best burning technical process;(3) to characterize the unit weight and thermal conductivity of foam glass;(4) to analyze the reason of bubbling up, including the influence factor of temperature, time and so on;(5) to discuss the reasons of leading to shortcomings.There is high content quartz (SiO2) in the two gangues from gold mine and potassium feldspar mine respectively. They can be used to prepare glass, because the quartz (SiO2) is the main raw material.

论文的主要内容包括：1、对矿山尾矿的湿化学分析，粒度、X射线衍射和热稳定性的分析，以及硼砂、碳酸钙及制备泡沫玻璃的玻璃粉、磷酸钠实验原料在实验中的作用进行分析；2、确定尾矿烧结成玻璃体和利用玻璃体烧结泡沫玻璃的最佳配方以及两次烧结的最佳烧成工艺条件；3、泡沫玻璃制品的体积密度和导热系数等物理性能的测定；4、泡沫玻璃的发泡机理分析，包括发泡温度、发泡时间、发泡剂的用量、稳定剂的用量及其它因素对发泡作用的影响；5、讨论造成泡沫玻璃成品各种缺陷的原因及其解决方法。

The gemological characteristics of lemon-yellow serpentine jade are studied by the conventional gemology instrument and the polarizing microscope; the Fourier transform infrared spectroscopy, ultraviolet-visible light absorption spectra, X-ray power diffraction and electron probe quantitative analysis have also been used to study the lemon-yellow serpentine jade.

通过常规的宝石学仪器和偏光显微镜来研究柠檬黄色的蛇纹石玉的宝石学性质，进一步用Fourier变换红外光谱、紫外－可见吸收光谱、X射线粉晶衍射和电子探针定量分析对柠檬黄色的蛇纹石玉进行研究，结果表明：这种柠檬黄色的蛇纹石玉主要成分为利蛇纹石，含有少量的纤蛇纹石、水镁石、橄榄石、菱镁矿等。

The synthesized MnO_2 material under different heat-treat temperatures were tested by X-ray diffraction and scanning electron microscopy.The results indicated that the MnO_2 material was granular and had particle size of about 200nm.

采用循环伏安法对MnO_2电极材料进行测试，在1mol/L Na_2SO_4电解液、-0.2～+0.8V扫描电位内，不同扫描速率下电极均表现出理想的电容特性，当扫描速率等于1mV/s时得到最大比容量

High-resolved X-ray diffraction measurements show that the crystal quality of high aluminum mole fraction(x=0.1) is poor and it may cause a large dark current. The window layer acts as a band-choice role. It induces a high responsivity and a wide response band for a higher aluminum mole fraction.

高分辨率X射线衍射仪对材料的测试结果表明，高铝组分(0.1)窗口层薄膜材料的晶体质量较差，导致暗电流增大，而其窗口层的窗口选择作用则可以得到较高的响应率和较宽的响应波段。

The main peaks of X-ray diffraction shows that the lattice parameters of LLTGS are larges than those of pure.The effect between the structure and the pyroelectric property were discussed.

测定X射线衍射主峰显示LLTGS晶体的晶胞参数大于纯态的TGS；讨论了结构对热释电性能的影响。

(NH_4)_2GeF_6·H_2O is obtained as light-green single crystal from the low-temperature solvothermal reaction of GeO_2, NH_4VO_3 and HF in pyridine-water and characterized by the IR, elemental analysis, TG-DTA and single crystal X-ray diffraction.

化合物(NH_4)_2GeF_6·H_2O由GeO_2，NH_4VO_3和HF在吡啶-水体系中低温溶剂热条件下合成，并用IR、元素分析、TG-DTA和X射线单晶衍射进行了表征。

My father is over 60 years old, and he lifts weights every day.

我爸爸六十多岁了，他每天都练习举重。

Then in a serious tone she declared:"It doesn't pay, dear boy, to look like a ninny with one's wife the first night."

两眼湿润了，她把身子蜷得很小，这样似乎可以更好地闻闻自己。