Shinan Liu, Tigang Ning, Shaoshuo Ma, Jingjing Zheng, Jian Xu, Xiaodong Wen. Trench-Assisted Fan-Segmented Cladding Fiber with Large Mode Area[J]. Chinese Journal of Lasers, 2018, 45(12): 1206001
- Chinese Journal of Lasers
- Vol. 45, Issue 12, 1206001 (2018)
Fig. 1. Cross section of trench-assisted fan-segmented cladding fiber
Fig. 2. Schematic of the bent fiber and the fiber cross sections corresponding to φ=0°, 15°, 22.5°, 45°, respectively
Fig. 3. Mode field distributions of LP01, LP11v, LP11h, LP02, LP21 and LP31 modes
Fig. 4. Variation of the bending losses of LP01, LP11v, LP11h, LP21, LP31 and LP02 modes with the bending radius
Fig. 5. Variation of the mode area of FM and loss ratio with the bending radius
Fig. 6. Effect of core radius on fiber properties. (a) Variation of the leakage losses of LP01, LP11v and LP11h modes as a function of the core radius; (b) mode area of FM and loss ratio as a function of the core radius
Fig. 7. Effect of trench width on fiber characteristics. (a) Variation of the leakage losses of LP01, LP11v and LP11h modes as a function of the trench width; (b) mode area of FM and loss ratio as a function of the trench width
Fig. 8. Effect of resonant ring thickness on fiber characteristics. (a) Variation of the leakage losses of LP01, LP11v and LP11h modes as a function of the resonant ring thickness; (b) mode area of FM and loss ratio as a function of the resonant ring thickness
Fig. 9. Effect of wavelength on fiber characteristics. (a)Variation of the leakage losses of LP01, LP11v and LP11h modes as a function of the wavelength; (b) mode area of FM and loss ratio as a function of the wavelength
Fig. 10. Effect of bending orientation on fiber characteristics. (a) Variation of the leakage losses of LP01, LP11v and LP11h modes as a function of the bending orientation; (b) mode area of FM and loss ratio as a function of the bending orientation
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Table 1. Comparison between the trench-assisted fan-segmented cladding fiber and the general fan-segmented cladding fiber[18]
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