Monolithic integration of semiconductor optical preamplifier and photodiode is demonstrated through a two-stage laser-induced quantum well intermixing process. The integrated device has a peak responsivity of 5.7A/W and a 3-dB bandwidth of 14.7GHz.
© 2007 OSA
(130.0130) Integrated optics : Integrated optics
(130.3120) Integrated optics : Integrated optics devices
(230.0230) Optical devices : Optical devices
(230.5590) Optical devices : Quantum-well, -wire and -dot devices
J. Tang, S. Yang, and A. Bhatranand, "Monolithic Integration of Semiconductor Optical Amplifier and Photodiode through Quantum Well Intermixing," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest (CD) (Optical Society of America, 2007), paper JThD105.
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