High Power Laser and Particle Beams, Volume. 35, Issue 9, 091007(2023)
Single energy X-ray source for calibration of X-ray detectors
Figures & Tables(10)
Fig. 3. Change curve of absorptivity of Ni sheet with thickness of 10 μm
Fig. 4. Variation curve of intensity and proportion of the radiator Cu with the thickness of the Ni sheet
Fig. 6. Fluorescence X-ray energy spectrum of different radiation materials
Fig. 7. Fluorescence X-ray energy spectrum of Cu in radiators with different Ni thickness
Table 1. Spectral simulation data of fluorescence X-ray sources with different radiators
View tableView in ArticleTable 1. Spectral simulation data of fluorescence X-ray sources with different radiators
material Kα photons Kα proportion/% K photons K proportion/% scattered photons scattered photon proportion/% Cr 46622 79.791 53529 82.426 64941 17.574 Fe 100289 80.270 114567 91.698 10373 8.302 Cu 252727 85.466 286400 96.853 9304 3.147
Table 2. Measured spectral data of different radiation materials
View tableView in ArticleTable 2. Measured spectral data of different radiation materials
material $ {\rm{K}}_ {\text{α}} $ $ {\rm{K}}_ {\text{α}}$ K photons K proportion/% scattered photons scattered photon proportion/% Cr 15410 45.72 18273 54.215 15432 45.785 Fe 39177 64.017 46347 75.733 14850 24.267 Cu 155442 75.642 183030 89.067 22466 10.933 Ge 177050 77.485 208868 91.410 19627 8.59 Zr 298287 79.044 351258 93.081 25733 6.819
Table 3. Photon flux data of radiator Cu measured under different
\begin{document}$ {\mathit{V}}_{\rm{a}} $\end{document} View tableView in ArticleTable 3. Photon flux data of radiator Cu measured under different
\begin{document}$ {\mathit{V}}_{\rm{a}} $\end{document} Ia/μA Va/kV Kα counting rate/(phs·s−1) Kα proportion/% scattered photon proportion/% 200 20 45 79.147 7.856 200 25 231 78.247 8.360 200 30 600 77.253 9.182 200 35 1007 76.568 9.734 200 40 1509 76.013 10.437 200 45 2047 75.815 10.491 200 50 2589 75.608 10.932
Tools
Get Citation
Copy Citation Text
Zefang Xu, Yongqing Yan, Pengfei Qiang, Bo Tang, Lizhi Sheng, Tong Su, Yun Li, Ruili Zhang. Single energy X-ray source for calibration of X-ray detectors[J]. High Power Laser and Particle Beams, 2023, 35(9): 091007
Paper Information
Category: High Power Laser Physics and Technology
Received: Dec. 22, 2022
Accepted: Jun. 17, 2023
Published Online: Oct. 17, 2023
The Author Email: Qiang Pengfei (qiangpengfei@opt.ac.cn)
© Copyright 2018-2021 | Chinese Laser Press.
All Rights Reserved 沪ICP备15018463号-20