Meng Li, Longfei Wang, Shuai Han, Chunlei Yu, Danping Chen, Wei Chen, Lili Hu. Large-mode-area neodymium-doped all-solid double-cladding silicate photonic bandgap fiber with an index step of ∼0.5%[J]. Chinese Optics Letters, 2018, 16(8): 080601
- Chinese Optics Letters
- Vol. 16, Issue 8, 080601 (2018)
Fig. 1. Cross-section of the fabricated fiber. Inset: magnified image of inner cladding.
Fig. 2. Mode patterns of (a) FM and (b) HOM max HOM max HOM max
Fig. 3. Measured output power as a function of the absorbed pumping power. Inset: fiber laser spectrum.
Fig. 4. Measured M 2
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Table 1. Thermal Properties of the Glassesa
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