Optical Design of X-Ray Resonant Cavity Based on Crystal Bragg Mirrors

Table 1. Parameters of undulator, electron beam and FEL-I source
View table
Table 1. Parameters of undulator, electron beam and FEL-I source
Parameter Value
E_beam /GeV 8
λ_μ /cm 2.6
N_μ 3000
ν_e /MHz 1
FWHM of source size /μm 50
FWHM of source divergence /μrad 1.3
Pulse energy /μJ 34

Table 2. Parameters of resonant cavity system
View table
Table 2. Parameters of resonant cavity system
Parameter 100 m 110 m 120 m
L_R /m 300 300 300
f /m 51.7 57.2 62.5
R /μm 172.37 190.70 208.38
R₀ /μm 541.32 569.38 595.18
T_P 0.9331 0.9331 0.9331
s₁ /m 50 55 60
s₂ /m 25 20 15
$Z_{R_{1}}$ /m 12 12 12
$Z_{R_{3}}$ /m 188.5 202.9 228.0

Table 3. Optical tracing simulation results of beam spot size and emittance at each element location in one propagation period when S=100 m
View table
Table 3. Optical tracing simulation results of beam spot size and emittance at each element location in one propagation period when S=100 m
Parameter Undulator C₁ Resonant cavity C₂ Undulator
FWHM of x /μm 50.00 64.91 47.88 86.08 44.20
FWHM of z /μm 50.00 64.15 48.13 84.42 42.69
FWHM of x' /μrad 1.30 0.96 1.33 0.93 2.02
FWHM of z' /μrad 1.30 0.92 1.36 0.85 1.97

Table 4. Optical tracing simulation results of beam spot size and emittance at each element location in one propagation period when S=110 m
View table
Table 4. Optical tracing simulation results of beam spot size and emittance at each element location in one propagation period when S=110 m
Parameter Undulator C₁ Resonant cavity C₂ Undulator
FWHM of x /μm 50.00 69.49 46.97 105.33 40.71
FWHM of z /μm 50.00 71.05 47.30 102.90 37.70
FWHM of x' /μrad 1.30 0.87 1.47 0.81 2.23
FWHM of z' /μrad 1.30 0.87 1.47 0.78 2.27

Table 5. Optical tracing simulation results of beam spot size and emittance at each element location in one propagation period when S=120 m
View table
Table 5. Optical tracing simulation results of beam spot size and emittance at each element location in one propagation period when S=120 m
Parameter Undulator C₁ Resonant cavity C₂ Undulator
FWHM of x /μm 50.00 76.90 48.57 115.56 40.12
FWHM of z /μm 50.00 76.55 44.60 112.68 37.34
FWHM of x' /μrad 1.30 0.79 1.54 0.72 2.45
FWHM of z' /μrad 1.30 0.80 1.52 0.69 2.37

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Zhiyuan Zhang, Chen Wu, Nanshun Huang, Li Song, Zengyan Zhang, Xiaohao Dong, Haixiao Deng, Jie Wang. Optical Design of X-Ray Resonant Cavity Based on Crystal Bragg Mirrors[J]. Acta Optica Sinica, 2022, 42(11): 1134017

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Paper Information

Category: X-Ray Optics

Received: Feb. 9, 2022

Accepted: Apr. 18, 2022

Published Online: Jun. 3, 2022

The Author Email: Dong Xiaohao (dongxiaohao@zjlab.org.cn)

DOI:10.3788/AOS202242.1134017

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Parameters of undulator, electron beam and FEL-I source

Table 1. Parameters of undulator, electron beam and FEL-I source

Table 2. Parameters of resonant cavity system

Table 2. Parameters of resonant cavity system

Table 3. Optical tracing simulation results of beam spot size and emittance at each element location in one propagation period when S=100 m

Table 3. Optical tracing simulation results of beam spot size and emittance at each element location in one propagation period when S=100 m

Table 4. Optical tracing simulation results of beam spot size and emittance at each element location in one propagation period when S=110 m

Table 4. Optical tracing simulation results of beam spot size and emittance at each element location in one propagation period when S=110 m

Table 5. Optical tracing simulation results of beam spot size and emittance at each element location in one propagation period when S=120 m

Table 5. Optical tracing simulation results of beam spot size and emittance at each element location in one propagation period when S=120 m