Reduced propagation losses in quasi-phase-matched GaAs/AlGaAs waveguides

被引:0
|
作者
Yoshida, Shigeki [1 ]
Hanashima, Kaori [1 ]
Ohta, Ikuma [1 ]
Matsushita, Tomonori [1 ]
Kondo, Takashi [1 ]
机构
[1] Univ Tokyo, Sch Engn, Dept Mat Engn, Bunkyo Ku, Tokyo 1138656, Japan
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TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We have achieved the lowest propagation loss of 1.3 dB/cm in a quasi-phase-matched GaAs/AlGaAs waveguide by optimizing MBE growth temperature. An expected normalized conversion efficiency of the waveguide will exceed that of a PPLN waveguide. (c) 2013 Optical Society of America
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页数:2
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