High-Temperature Operation of 1.26-μm Ridge Waveguide Laser With InGaAs Metamorphic Buffer on GaAs Substrate

被引:12
作者
Arai, Masakazu [1 ]
Nakashima, Kiichi [1 ]
Fujisawa, Takeshi [1 ]
Tadokoro, Takashi [1 ]
Kobayashi, Wataru [1 ]
Yuda, Masahiro [1 ]
Kondo, Yasuhiro [1 ]
机构
[1] NTT Corp, Photon Labs, NTT, Atsugi, Kanagawa 2430198, Japan
关键词
InGaAs; laser; metamorphic; uncooled; QUANTUM-WELL LASERS; TERNARY SUBSTRATE; LAYERS; MOVPE;
D O I
10.1109/JSTQE.2008.2011564
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
In this paper, we have newly developed an InGaAs metamorphic buffer on a GaAs substrate grown by metal-organic vapor-phase epitaxy, and realized a fully relaxed quasi-InGaAs substrate with low threading dislocation density. We have also successfully developed a 1.3-mu m-range ridge waveguide laser with InGaP upper cladding and InAlGaAs lower cladding layers. This laser has achieved the highest continuous-wave operating temperature (173 degrees C) reported for a metamorphic laser. We measured the relaxation oscillation frequency from the relative intensity noise and undertook a 10-Gb/s direct modulation experiment.
引用
收藏
页码:724 / 730
页数:7
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