• Infrared and Laser Engineering
  • Vol. 51, Issue 5, 20210315 (2022)
Zhiyong Yang, Junchen Song*, Wei Cai, Gaoxiang Lu, and Lina Luo
Author Affiliations
  • Armament Launch Theory and Technology Key Discipline Laboratory of PRC, Rocket Force University of Engineering, Xi′an 710025, China
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    DOI: 10.3788/IRLA20210315 Cite this Article
    Zhiyong Yang, Junchen Song, Wei Cai, Gaoxiang Lu, Lina Luo. Analysis of polarization-maintaining fibers in non-line-of-sight azimuth transmission system[J]. Infrared and Laser Engineering, 2022, 51(5): 20210315 Copy Citation Text show less
    Schematic diagram of non-line-of-sight azimuth transmission system based on polarization-maintaining fiber
    Fig. 1. Schematic diagram of non-line-of-sight azimuth transmission system based on polarization-maintaining fiber
    Cross-section of Panda polarization-maintaining fiber
    Fig. 2. Cross-section of Panda polarization-maintaining fiber
    Stress component. (a) ; (b) 应力张量。(a) ;(b)
    Fig. 3. Stress component. (a) ; (b) 应力张量。(a) ;(b)
    Refractive index diagram of fiber core region
    Fig. 4. Refractive index diagram of fiber core region
    Stress component along 沿方向应力张量
    Fig. 5. Stress component along 沿 方向应力张量
    Birefringence curve of Panda polarization- maintaining fiber core
    Fig. 6. Birefringence curve of Panda polarization- maintaining fiber core
    Schematic diagram of the relationship between the distance between fiber core and stress zone and birefringence
    Fig. 7. Schematic diagram of the relationship between the distance between fiber core and stress zone and birefringence
    Schematic diagram of relationship between birefringence and radius of saps
    Fig. 8. Schematic diagram of relationship between birefringence and radius of saps
    Schematic diagram of relationship between birefringence and temperature. (a) Birefringence diagram of below 0 ℃; (b) Birefringence diagram of above 0 ℃
    Fig. 9. Schematic diagram of relationship between birefringence and temperature. (a) Birefringence diagram of below 0 ℃; (b) Birefringence diagram of above 0 ℃
    Schematic diagram of relationship between birefringence and reference temperature
    Fig. 10. Schematic diagram of relationship between birefringence and reference temperature
    Schematic diagram of relationship between birefringence and the ratio of core to clad
    Fig. 11. Schematic diagram of relationship between birefringence and the ratio of core to clad
    Stress component. (a) ; (b) 应力张量。(a) ;(b)
    Fig. 12. Stress component. (a) ; (b) 应力张量。(a) ;(b)
    Birefringence curve of bow tie polarization- maintaining fiber core
    Fig. 13. Birefringence curve of bow tie polarization- maintaining fiber core
    ParameterCoreCladSaps
    Refractive index1.4431.4311.427
    Young’s modulus/GPa78.372.528.6
    Poisson’s ratio0.1860.4520.193
    Density/kg·m−32 2032 2032 380
    Thermal expansion6.4e-75.4e-737e-7
    First stress factor/m2·N−1-0.65e-12-
    Second stress factor/m2·N−1-4.2e-12-
    Working temperature/℃-20-
    Reference temperature/℃-1 000-
    Table 1. Material parameters of Panda polarization-maintaining fiber
    Zhiyong Yang, Junchen Song, Wei Cai, Gaoxiang Lu, Lina Luo. Analysis of polarization-maintaining fibers in non-line-of-sight azimuth transmission system[J]. Infrared and Laser Engineering, 2022, 51(5): 20210315
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