Bolun Ma, Ailing Tian, Hongjun Wang, Xueliang Zhu, Bingcai Liu, Chen Wei. Research of Surface Scattering Characteristics of Metal Structures in Satellite Optical Communication System[J]. Laser & Optoelectronics Progress, 2023, 60(1): 0106006
- Laser & Optoelectronics Progress
- Vol. 60, Issue 1, 0106006 (2023)
Fig. 1. Geometric relationship of the BRDF
Fig. 2. Schematic diagram of light incident on the wrinkled surface of the structure
Fig. 3. Structure of the BRDF automatic measurement system. (a) Schematic diagram of the system composition; (b) field diagram of the measurement system
Fig. 4. Sample of the metal structure. (a) Physical map of titanium alloy; (b) physical map of aluminum alloy; (c) measurement results of micro-morphology of titanium alloy; (d) measurement results of micro-morphology of aluminum alloy
Fig. 5. BRDF distribution on the surface of the structural member under different incident angles. (a) Ti alloy; (b) Al alloy
Fig. 6. BRDF distributions on the surface of structural parts at different wavelengths. (a) Ti alloy; (b) Al alloy
Fig. 7. Simulation and measured data of the BRDF model of the structure. (a) Ti alloy; (b) Al alloy
Fig. 8. Fitting curves of ABg scattering model of structure
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Table 1. Sources of system uncertainty
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Table 2. BRDF modeling parameters of metal structure surface
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Table 3. Fitting results of structural parameters
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