Effects of higher-order spatial modes on the squeezing level in optical parametric amplification with waveguides

被引:0
|
作者
Sano, Yuki [1 ]
Taguchi, Yoshitaka [1 ]
Oguchi, Kenichi [1 ]
Ozeki, Yasuyuki [1 ]
机构
[1] Univ Tokyo, Res Ctr Adv Sci & Technol, 4-6-1 Komaba,Meguro Ku, Tokyo 1538904, Japan
关键词
QUANTUM-NOISE REDUCTION; 1550; NM; LIGHT; SPECTROSCOPY; GENERATION; STATES; POWER;
D O I
10.1364/JOSAB.502389
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We investigate a limiting factor of waveguide optical parametric amplifiers used for generating broadband squeezed light. We found that spatially non-degenerate optical parametric amplification (OPA) between the fundamental modes and the higher-order modes generates noise, and that this effect can be avoided by detecting the squeezed light with the optimal spatial mode. The analysis is conducted assuming the waveguides with different dimensions, offering valuable insight into the waveguide design for squeezing. (c) 2023 Optica Publishing Group
引用
收藏
页码:183 / 190
页数:8
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