• Optics and Precision Engineering
  • Vol. 32, Issue 18, 2752 (2024)
Bo DUAN, Jie DONG, Qingmin LIU, and Shanglin HOU*
Author Affiliations
  • School of Science, Lanzhou University of Technology, Lanzhou730050, China
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    DOI: 10.37188/OPE.20243218.2752 Cite this Article
    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 Copy Citation Text show less
    As2S3 PCF assisted with LiNbO3 crystal rods
    Fig. 1. As2S3 PCF assisted with LiNbO3 crystal rods
    Variation of dispersion with wavelength for four filling factors
    Fig. 2. Variation of dispersion with wavelength for four filling factors
    Variation of with wavelength for different filling factor with E=0 V/m
    Fig. 3. Variation of with wavelength for different filling factor with E=0 V/m
    Variation of with wavelength for different filling factor with E=40×108 V/m
    Fig. 4. Variation of with wavelength for different filling factor with E=40×108 V/m
    Output SC of PCF with different filling factor for two electric fields
    Fig. 5. Output SC of PCF with different filling factor for two electric fields
    SC induced by different peak pulse powers for two electric fields when d/Λ=0.6
    Fig. 6. SC induced by different peak pulse powers for two electric fields when d/Λ=0.6
    Evolution of the pulse in the frequency and time domains
    Fig. 7. Evolution of the pulse in the frequency and time domains
    Effect of electric field strength on SC coherence for peak pulse power
    Fig. 8. Effect of electric field strength on SC coherence for peak pulse power
    InstitutionFiberFilling type

    Pump wavelength

    /μm

    Max spectrum

    with/μm

    Tunable range

    /nm

    Shenzhen University28As2S3 PCFAir hole32.55-
    Nankai University29As2S3 PCFAir hole2.51.946-
    Carthage College30As38.8Se61.2 PCFAir hole3.71.67-
    El Oued University25As39Se61 PCFAir hole3.454.63-
    University of Puthisastra14SiO2 PCFCS2 liquid1.551.022334
    Huazhong University of Science and Technology 31SiO2 PCFSubmicron Air hole1.040.7300
    This workAs2S3 PCFLiNbO3 crystal auxiliary rods3.52.2420176.30
    Table 1. Comparison of the spectral width of the supercontinuum spectrum in different types of fiber
    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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