Citation: |
Lao Yanfeng, Cao Chunfang, Wu Huizhen, Cao Meng, Liu Cheng, Xie Zhengsheng, Gong Qian. Fabrication of InAsP/InGaAsP Quantum-Well 1.3μm VCSELsby Direct Wafer-Bonding[J]. Journal of Semiconductors, 2008, 29(11): 2286-2291.
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Lao Y F, Cao C F, Wu H Z, Cao M, Liu C, Xie Z S, Gong Q. Fabrication of InAsP/InGaAsP Quantum-Well 1.3μm VCSELsby Direct Wafer-Bonding[J]. J. Semicond., 2008, 29(11): 2286.
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Fabrication of InAsP/InGaAsP Quantum-Well 1.3μm VCSELsby Direct Wafer-Bonding
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Abstract
We designed and fabricated a vertical-cavity surface-emitting laser (VCSEL) that consisted of an InP-based active layer with InAsP/InGaAsP strain-compensated multi-quantum wells,SiO2/TiO2 dielectric film,and GaAs/AlAs semiconductor distributed Bragg reflectors (DBRs).The InP-based active layers and GaAs-based DBRs were integrated using wafer-direct bonding techniques.Then,devices were successfully fabricated upon related device processing such as current-aperture definition using wet-etching undercut techniques and deposition of dielectric DBR,etc.The threshold current of the VCSEL is 13.5mA and the wavelength of the single mode is 1288.6nm. -
References
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