A novel structure of DFB laser for the generation of 40 GHz self-pulsation

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A novel structure of DFB laser for the generation of 40 GHz self-pulsation
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                        Chen Ding-bo , Zhu Hong-liang , Liang Song ,Zhao Xiao-fanChen Ding-bo , Zhu Hong-liang , Liang Song ,Zhao Xiao-fan

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Abstract:

1.55-μm InGaAsP-InP two-section DFB lasers with varied ridge width, both gain-coupled and index-coupled, have been fabricated. Self-pulsations with frequencies around 40 GHz are observed. The related mechanism and the tunability of generated self-pulsations is studied.

Key words:generation;DFB lasers;related;mechanism;tunability;ridge;width

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Chen Ding-bo, Zhu Hong-liang, Liang Song, Zhao Xiao-fan. A novel structure of DFB laser for the generation of 40 GHz self-pulsation[J]. Optoelectronics Letters,2008,4(1):5-8

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Received:September 28,2007
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