检验衍射仪整体稳定性的一个简便方法

来源 :第十二届全国X射线衍射学术大会暨国际衍射数据中心(ICDD)研讨会 | 被引量 : 0次 | 上传用户:cerfa
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
  检验衍射仪整体稳定性的一个简便方法是先选择固定好一个反射角,再改变时间常数(2个以上),接着是对应于每个时间常数测定该反射角经两向扫描(从低角向高角方向扫描与其反向扫描)所得的2个角度,最后是取2个角度的的平均值;如果不同时间常数所对应的平均值都相同就表明衍射仪的机光电各系统综合稳定性(即整体稳定性)是好的,否则,衍射仪就有问题。
其他文献
The surface of the Li[Ni0.8Co0.15Al0.05]O2 cathode material was coated by Co3O4 nanosheets with thickness of 100nm via a ultrasonic and stirring method.The elec
会议
Bismuth layered oxide Aurivillius compounds (An-1BnO3n+1)2-(Bi2O2)2+ (A =Bi,Sr,Ba,etc.,and B =Ti,Nb,Fe,etc.),which consist of n unit cells of perovskite ABO3 bl
会议
  The crystal structure of new quaternary R3Al3CuGe2(R=Gd,Tb,Dy,Ho,Er,Y)compounds were studied by Rietveld method from X-ray powder diffraction data.The R3Al3
  In this work,novel Ag/C3N4.5 composite nanowires in which Ag nanoparticles are embedded are synthesized by a facile method.The products have been characteri
Thermoelectric devices can directly convert thermal energy to electricity or vise versa with the efficiency being determined by the materials dimensionless figu
会议
  The phase transformation for the growth processing of BiFeO3 ceramics are in-situ studied using high temperature X-ray diffraction.The reaction equation and
会议
The core theme of X-ray crystallography is reconstructing the electron density distribution of crystals under the constraints of observed diffraction data.Never
会议
The existence ofmonoclinic phase has been supposed to contribute to the excellent piezoelectric properties at the morphotropic phase boundary in various piezoel
会议
通过变温中子粉末衍射结合Rietveld精修方法,我们研究了反钙钛矿化合物Mn3+xNi1-xN和Mn3Zn0.83Mn0.15N0.99的磁结构随温度的演变规律及其相关的热膨胀性能.结果表明:Mn3NiN的
会议
准晶材料是一类新颖的固体材料,具有长程取向序但无平移周期序并包含传统晶体学所不允许的旋转对称性.Al-Pd-Mn是一种典型的二十面体准晶体系,通常是快速凝固条件下获得.高压
会议