Acta Photonica Sinica, Volume. 51, Issue 5, 0551317(2022)
Research on a Bragg Rotation Mechanism of X-ray Monochromators with a Nanoradian Resolution
Figures & Tables(12)
Fig. 1. Schematic of the offset slider- crank mechanism for crystal monochromators
Fig. 3. The offset slider-crank mechanism for the Bragg angle adjustment
Fig. 4. The mechanism for crystal’s adjustment of X-Ray monochromators
Table 1. Photon energy resolution of Si（422）
View tableView in ArticleTable 1. Photon energy resolution of Si（422）
Energy/keV θB/（°） ωD/μrad ΔE/E 10
20
50
34.002
16.23
6.42
9.98
4.31
1.65
1×10-6
Table 2. Main design parameters of the offset slider-crank mechanism for crystal monochromators
View tableView in ArticleTable 2. Main design parameters of the offset slider-crank mechanism for crystal monochromators
Energy θBmin θBM δ（sinθB） 10~50 keV 0° 45° 15 nrad
Table 3. Specifications of the offset slider-crank mechanism for the crystal monochromator.
View tableView in ArticleTable 3. Specifications of the offset slider-crank mechanism for the crystal monochromator.
θBM r l e Specifications 45° 140 mm 55 mm 138 mm 82 mm
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Mengting LIU, Weizheng LEI, Li SONG, Siyu XIA, Liangjie FENG, Xiaohao DONG, Jie WANG. Research on a Bragg Rotation Mechanism of X-ray Monochromators with a Nanoradian Resolution[J]. Acta Photonica Sinica, 2022, 51(5): 0551317
Paper Information
Category: Special Issue for Micro/Nanophotonics
Received: Nov. 15, 2021
Accepted: Jan. 12, 2022
Published Online: Jun. 28, 2022
The Author Email: DONG Xiaohao (dongxiaohao@zjlab.org.cn)
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