Large-mode-area neodymium-doped all-solid double-cladding silicate photonic bandgap fiber with an index step of ∼0.5%

Meng Li; Longfei Wang; Shuai Han; Chunlei Yu; Danping Chen; Wei Chen; Lili Hu

doi:doi:10.3788/COL201816.080601

Chinese Optics Letters, 2018, 16 (8): 080601, Published Online: Aug. 2, 2018

Large-mode-area neodymium-doped all-solid double-cladding silicate photonic bandgap fiber with an index step of ∼0.5% Download： 688次

Meng Li ^1,2Longfei Wang ^1,*Shuai Han ^1,2Chunlei Yu ¹Danping Chen ^1,**Wei Chen ¹Lili Hu ¹

Author Affiliations

¹ Key Laboratory of Materials for High Power Laser, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China

² University of Chinese Academy of Sciences, Beijing 100049, China

Figures & Tables

Fig. 1. Cross-section of the fabricated fiber. Inset: magnified image of inner cladding.

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Fig. 2. Mode patterns of (a) FM and (b) HOMmax. The OFs of the FM and the HOMmax are 58.13% and 12.35%, respectively. The CLs of the FM and the HOMmax are 0.01 dB/m and 221 dB/m.

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Fig. 3. Measured output power as a function of the absorbed pumping power. Inset: fiber laser spectrum.

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Fig. 4. Measured M2 factor of the bandgap fiber. Inset: beam pattern in the far-field.

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Table1. Thermal Properties of the Glassesa

Glass	$T_{g}$ (°C)	$T_{s}$ (°C)	$T_{d}$ (°C)	$α$ ( $10^{- 7} / K$ )
N0312	590	660	830	88
G1	558	735	840	99
G2	564	744	840	90
G3	399	653	780	85

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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.

Large-mode-area neodymium-doped all-solid double-cladding silicate photonic bandgap fiber with an index step of ∼0.5% Download： 688次

Fig. 1. Cross-section of the fabricated fiber. Inset: magnified image of inner cladding.

Fig. 2. Mode patterns of (a) FM and (b) HOMmax. The OFs of the FM and the HOMmax are 58.13% and 12.35%, respectively. The CLs of the FM and the HOMmax are 0.01 dB/m and 221 dB/m.

Fig. 3. Measured output power as a function of the absorbed pumping power. Inset: fiber laser spectrum.

Fig. 4. Measured M2 factor of the bandgap fiber. Inset: beam pattern in the far-field.

Table1. Thermal Properties of the Glassesa

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Large-mode-area neodymium-doped all-solid double-cladding silicate photonic bandgap fiber with an index step of ∼0.5% Download： 688次

Fig. 1. Cross-section of the fabricated fiber. Inset: magnified image of inner cladding.

Fig. 2. Mode patterns of (a) FM and (b) HOMmax. The OFs of the FM and the HOMmax are 58.13% and 12.35%, respectively. The CLs of the FM and the HOMmax are 0.01 dB/m and 221 dB/m.

Fig. 3. Measured output power as a function of the absorbed pumping power. Inset: fiber laser spectrum.

Fig. 4. Measured M2 factor of the bandgap fiber. Inset: beam pattern in the far-field.

Table1. Thermal Properties of the Glassesa

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