Stable Cnoidal Wave Formation in an Erbium-Doped Fiber Laser
We demonstrate the formation of stable cnoidal waves in an erbium-doped fiber laser using an electrooptic modulator in the laser cavity. Properties of the cnoidal wave such as pulse shape, width, intensity, and frequency can be controlled through the electrooptic modulator or the length of the doped...
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Published in | Applied physics express Vol. 4; no. 11; pp. 112701 - 112701-2 |
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Main Authors | , , , , |
Format | Journal Article |
Language | English |
Published |
The Japan Society of Applied Physics
01.11.2011
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Online Access | Get full text |
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Summary: | We demonstrate the formation of stable cnoidal waves in an erbium-doped fiber laser using an electrooptic modulator in the laser cavity. Properties of the cnoidal wave such as pulse shape, width, intensity, and frequency can be controlled through the electrooptic modulator or the length of the doped fiber. This system can be described using a three-level laser model, which shows that for any cavity loss there is a modulation frequency that makes stable cnoidal waves possible. Numerical and experimental results are presented. |
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Bibliography: | Experimental setup. Experimental cnoidal wave limits: (a) soliton-shaped pulses and (b) sinusoidal-shaped pulses. Erbium-doped fiber length and control frequency relationship necessary to cnoidal wave generation: soliton shape (solid squares) and sinusoidal shape (solid circles). Numerical results for cnoidal wave limits: (a) and (b) soliton and sinusoidal shapes for erbium-doped fiber length of 0.9 m, (c) and (d) soliton and sinusoidal shapes for erbium-doped fiber length of 1.6 m. |
ISSN: | 1882-0778 1882-0786 |
DOI: | 10.1143/APEX.4.112701 |