共 16 条
1028 nm single mode Ytterbium-doped fiber laser
被引:12
作者:
Paul, M. C.
[1
]
Harun, S. W.
[2
,3
]
Moghaddam, M. R. A.
[3
]
Das, S.
[1
]
Sen, R.
[1
]
Dhar, A.
[1
]
Pal, M.
[1
]
Bhadra, S. K.
[1
]
Ahmad, H.
[3
]
机构:
[1] Cent Glass & Ceram Res Inst, Fibre Opt Div, Kolkata 700032, India
[2] Univ Malaya, Dept Elect Engn, Kuala Lumpur 50603, Malaysia
[3] Univ Malaya, Photon Res Ctr, Kuala Lumpur 50603, Malaysia
关键词:
POLARIZATION;
AMPLIFIER;
REGION;
D O I:
10.1134/S1054660X09050247
中图分类号:
O43 [光学];
学科分类号:
070207 ;
0803 ;
摘要:
An efficient Ytterbium-doped fiber laser (YDFL) operating at 1028 nm is demonstrated using a fiber Bragg grating (FBG). The Ytterbium-doped fiber (YDF) is drawn from Yb2O3-doped preform, fabricated through deposition of porous layer of composition SiO2-GeO2 by the MCVD process in conjunction with a solution doping technique. The fabricated YDF has a 0.1 mol % of Yb2O3 in the core, a Ytterbium ion lifetime of 1.1 ms, an absorption of 7.65 dB/m at 976 nm. The fiber laser has the maximum efficiency of 51% with pump power threshold of 19 mW using a FBG in conjunction with a Fresnel reflection to form a linear cavity resonator. The efficiency and threshold are better compared to the similar YDFL configuration using a commercial YDF.
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页码:1021 / 1025
页数:5
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