DESIGN STUDY OF A HIGH-RESOLUTION SOFT-X-RAY MONOCHROMATOR WITH A MOVABLE VARIABLE GROOVE DENSITY GRATING

被引:11
|
作者
HOCHST, H
BISSEN, M
ENGELHARDT, MA
CROSSLEY, D
机构
[1] Synchrotron Radiation Center, University of Wisconsin-Madison, Stoughton
基金
美国国家科学基金会;
关键词
D O I
10.1016/0168-9002(92)90542-C
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
We discuss the design and optimization of a fixed slit, single element spherical grating monochromator. A novel scheme utilizes the translation and rotation of a grating with a polynomial groove density variation. Optimization of the grating parameters minimizes the major aberration terms and linearizes the total energy resolution over the scan range. With a grating slope error of 0.2" the resolving power ranges from E/DELTA-E greater-than-or-equal-to 10(4) to 5 x 10(3) over the energy range of 500 to 1100 eV.
引用
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页码:121 / 127
页数:7
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