Mode-tunable low-loss waveguides in glass for visible light photonic integrated devices

被引:1
|
作者
Li, Zengling [1 ]
Wang, Yalun [1 ]
Wu, Jiajia [1 ]
Wang, Zhiqiang [1 ]
Lou, Minhan [1 ]
Sun, Ke [2 ]
Qiu, Jianrong [3 ]
Tan, Dezhi [1 ,4 ]
机构
[1] Zhejiang Lab, Hangzhou 311121, Peoples R China
[2] Wenzhou Univ, China Int Sci & Technol Cooperat Base Laser Proc R, Wenzhou 325035, Peoples R China
[3] Zhejiang Univ, Coll Opt Sci & Engn, State Key Lab Modern Opt Instrumentat, Hangzhou 310027, Peoples R China
[4] Zhejiang Univ, Sch Mat Sci & Engn, Hangzhou 310027, Peoples R China
基金
国家重点研发计划; 中国国家自然科学基金;
关键词
Femtosecond laser direct writing; Mode-tunable waveguides; Visible light photonic integrated devices; FUSED-SILICA; FEMTOSECOND;
D O I
10.1016/j.optlaseng.2024.108467
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We have developed mode-tunable waveguides through femtosecond laser direct writing in glass. The structural changes and formation mechanisms were investigated by Raman mapping. The waveguide exhibited a record- low propagation loss of 0.14 dB/cm and an insertion loss of 0.23 dB at 520 nm. This work presents a new technique for producing waveguides for visible light photonic integrated devices.
引用
收藏
页数:7
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