Bo DUAN, Jie DONG, Qingmin LIU, Shanglin HOU. Supercontinuum spectrum in As2S3 photonic crystal fibers assisted with LiNbO3 crystal rods[J]. Optics and Precision Engineering, 2024, 32(18): 2752

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- Optics and Precision Engineering
- Vol. 32, Issue 18, 2752 (2024)

Fig. 1. As2S3 PCF assisted with LiNbO3 crystal rods

Fig. 2. Variation of dispersion with wavelength for four filling factors

Fig. 3. Variation of with wavelength for different filling factor with E =0 V/m

Fig. 4. Variation of with wavelength for different filling factor with E =40×108 V/m

Fig. 5. Output SC of PCF with different filling factor for two electric fields

Fig. 6. SC induced by different peak pulse powers for two electric fields when d /Λ =0.6

Fig. 7. Evolution of the pulse in the frequency and time domains

Fig. 8. Effect of electric field strength on SC coherence for peak pulse power
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Table 1. Comparison of the spectral width of the supercontinuum spectrum in different types of fiber

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