A VERSATILE 3/4 CRYSTAL X-RAY DIFFRACTOMETER FOR X-RAY OPTICAL-ELEMENTS - PERFORMANCE AND APPLICATIONS

被引:9
作者
CHRISTENSEN, FE
HORNSTRUP, A
JACOBSEN, E
JONASSON, P
MADSEN, MM
SCHNOPPER, HW
WESTERGAARD, NJ
ORUP, P
机构
[1] Danish Space Research Inst, Lyngby, Den, Danish Space Research Inst, Lyngby, Den
关键词
X-RAYS - Spectrum Analysis;
D O I
10.1016/0168-9002(87)90237-3
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
A versatile X-ray diffractometer for the study of X-ray optical elements such as grazing incidence mirrors, crystals and X-ray gratings has been built and put into operation at the Danish Space Research Institute. The diffractometer is built on a 1. 5 m long granite bench with the X-ray source located at one end of the bench where it can be rotated around a fixed vertical axis. The beam defining elements are perfect crystals of Si, Ge or quartz. With these it is possible to define a highly collimated beam of a few arcsec fwhm in the scattering plane. Examples of measurements on various X-ray optical elements are presented. The deconvolution of the experimental data is discussed in general terms and as an example the results of a calculation of the diffractometer resolution function for a four crystal setup are presented.
引用
收藏
页码:381 / 392
页数:12
相关论文
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