• Chinese Journal of Lasers
  • Vol. 50, Issue 6, 0616002 (2023)
Mengting Guo1, Jinmin Tian1、4, Fan Wang1, Meng Wang1, Lei Zhang1, Shuzhen Cui2、3, Chunlei Yu1、3、5、*, and Lili Hu1、3、5、**
Author Affiliations
  • 1[in Chinese]
  • 2[in Chinese]
  • 3[in Chinese]
  • 4[in Chinese]
  • 5[in Chinese]
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    DOI: 10.3788/CJL221548 Cite this Article Set citation alerts
    Mengting Guo, Jinmin Tian, Fan Wang, Meng Wang, Lei Zhang, Shuzhen Cui, Chunlei Yu, Lili Hu. [J]. Chinese Journal of Lasers, 2023, 50(6): 0616002 Copy Citation Text show less
    Properties of Ge/Bi-co-doped silica fiber. (a) Refractive index; (b) radial distribution of GeO2; (c) radial distribution of Bi; (d) absorption spectrum
    Fig. 1. Properties of Ge/Bi-co-doped silica fiber. (a) Refractive index; (b) radial distribution of GeO2; (c) radial distribution of Bi; (d) absorption spectrum
    BDFA device diagram
    Fig. 2. BDFA device diagram
    Gain spectrum and NF value of single-stage BDFA
    Fig. 3. Gain spectrum and NF value of single-stage BDFA
    WorkBackground lossAbsorption coefficient @1280 nm-3 dB gain bandwidthPump wavelength

    Gain coefficient per

    unit length

    Gain coefficient per

    unit power

    This work7 dB/km @1095 nm48 dB/km52 nm1280 nm0.037 dB/m @1430 nm0.014 dB/mW @1430 nm
    FORC20 dB/km @1150 nm106 dB/km~40 nm1330 nm~0.25 dB/m @1445 nm0.52 dB/mW @1445 nm
    Table 1. Comparison of key performance indicators between Ge/Bi-co-doped silica fiber reported by FORC in 2022 and proposed fiber
    Mengting Guo, Jinmin Tian, Fan Wang, Meng Wang, Lei Zhang, Shuzhen Cui, Chunlei Yu, Lili Hu. [J]. Chinese Journal of Lasers, 2023, 50(6): 0616002
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