【摘 要】
:
The compound PrNiSn was studied by X-ray powder diffraction technique. The crystal structure and the X-ray diffraction data for this compound at room temperatur
【机 构】
:
Institute of Materials Science,Tianjin Electronic Materials Research Institute
【基金项目】
:
International Centre for Diffraction Data;广西自然科学基金
论文部分内容阅读
The compound PrNiSn was studied by X-ray powder diffraction technique. The crystal structure and the X-ray diffraction data for this compound at room temperature were reported. The compound PrNiSn is orthorhombic with lattice parameters a=0.74569(3) nm, b=0.76851(5) nm, c=0.45676(8) nm, V=0.26176 nm3, Z=4 and Dx=8.076 g·cm-3, space group Pna21(33). The figure of merit FN for the compound is F30=54 (0.0093, 60).
其他文献
用MgB2 靶 ,控制直流磁控溅射工作在异常辉光放电或弧光放电状态 ,在SrTiO3 衬底上原位一次性得到了MgB2 超导薄膜 ,其起始转变温度为 32K ,零电阻温度为 15K .
With MgB2 t
利用场发射显微镜 (FEM)和四极质谱计分别研究了经过热处理的单壁碳纳米管的场发射图像和热处理过程中样品脱附的残气质谱 .当热处理温度达到 10 0 0℃左右时得到了单壁碳纳
在拓朴向量空间中,引进映射的几个锥广义凸概念.对于目标映射和约束映射为Gteaux可导的情况,建立了拓朴向量空间多目标规划问题锥有效解和锥弱有效解在锥广义凸条件下的几个
本文讨论了小波空间适应的核磁共振碳谱信号消噪方法,选取具有7阶消失矩的Symmlet小波将受非白噪声污染的碳谱信号进行多层分解,利用每层小波变换的细节系数估计逐层细节系数
The extraction of low concentration cadmium from a system containing high concentration zinc was studied and got CdS product directly. A new liquid membrane sys
Mechanisms influencing the mechanical properties and fractography of alloy 2090+Ce with different aging conditions were examined as a function of delamination a
According to the quasi-paraboloid rule, a computer program was developed and the Gibbs free energy functions of some compounds in Sialon system were assessed an
Decreasing the absorption is a key process for chalcogenide glass preparation. The glass character of oxygen absorption and some means to remove the oxygen abso
The kinetics of MOCVD GaInAsSb and AlGaAsSb was studied by the growth rate as a function of growth temperature and partial pressure of Ⅲ and Ⅴ MO species. The
A new type of high efficient Ti composite anodes for electrodeposition of MnO2 was successfully developed and was widely satisfied with production in many facto