Non-isothermal bleaching of Yb–Li co-doped silica fibers

Miao Li; Gui Chen; Jinyong Leng; Jinbao Chen; Jinyan Li

doi:doi:10.3788/COL201917.031401

Chinese Optics Letters, 2019, 17 (3): 031401, Published Online: Mar. 8, 2019

Non-isothermal bleaching of Yb–Li co-doped silica fibers Download： 599次

Miao Li ^1,2Gui Chen ²Jinyong Leng ¹Jinbao Chen ^1,*Jinyan Li ²

Author Affiliations

¹ College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha 410073, China

² Wuhan National Laboratory for Optoelectronics (WNLO), Huazhong University of Science and Technology, Wuhan 430074, China

Figures & Tables

Fig. 1. Experimental setup for spectral measurements of PD and TB.

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Fig. 2. PD-induced excess loss dependent on time at 702 nm of Yb/Al and Yb/Al/Li fibers. Inset: excess loss spectrum of Yb/Al (at 220 min) and Yb/Al/Li (at 300 min) fibers.

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Fig. 3. Variation of PD-induced excess loss by TB at 702 nm for Yb/Al and Yb/Al/Li fibers.

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Fig. 4. Absorption spectra of Yb/Al/Li fiber.

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Fig. 5. Development of the PD-induced excess loss during TB with different ramp rates in (a) Yb/Al and (b) Yb/Al/Li fibers.

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Table1. Parameters of Fiber Samples

Fiber	${Yb}^{3 +}$ (wt. %)	${Al}^{3 +}$ (wt. %)	${Li}^{+}$ (wt. %)	Core NA
Yb/Al	0.745	0.517	0	0.088
Yb/Al/Li	0.778	0.539	0.069	0.087

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Miao Li, Gui Chen, Jinyong Leng, Jinbao Chen, Jinyan Li. Non-isothermal bleaching of Yb–Li co-doped silica fibers[J]. Chinese Optics Letters, 2019, 17(3): 031401.

Non-isothermal bleaching of Yb–Li co-doped silica fibers Download： 599次

Fig. 1. Experimental setup for spectral measurements of PD and TB.

Fig. 2. PD-induced excess loss dependent on time at 702 nm of Yb/Al and Yb/Al/Li fibers. Inset: excess loss spectrum of Yb/Al (at 220 min) and Yb/Al/Li (at 300 min) fibers.

Fig. 3. Variation of PD-induced excess loss by TB at 702 nm for Yb/Al and Yb/Al/Li fibers.

Fig. 4. Absorption spectra of Yb/Al/Li fiber.

Fig. 5. Development of the PD-induced excess loss during TB with different ramp rates in (a) Yb/Al and (b) Yb/Al/Li fibers.

Table1. Parameters of Fiber Samples

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Non-isothermal bleaching of Yb–Li co-doped silica fibers Download： 599次

Fig. 1. Experimental setup for spectral measurements of PD and TB.

Fig. 2. PD-induced excess loss dependent on time at 702 nm of Yb/Al and Yb/Al/Li fibers. Inset: excess loss spectrum of Yb/Al (at 220 min) and Yb/Al/Li (at 300 min) fibers.

Fig. 3. Variation of PD-induced excess loss by TB at 702 nm for Yb/Al and Yb/Al/Li fibers.

Fig. 4. Absorption spectra of Yb/Al/Li fiber.

Fig. 5. Development of the PD-induced excess loss during TB with different ramp rates in (a) Yb/Al and (b) Yb/Al/Li fibers.

Table1. Parameters of Fiber Samples

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