宽度与曲率双渐变型低损耗硅基弯曲光波导设计

IF 0.6 4区物理与天体物理 Q4 OPTICS

光子学报 Pub Date : 2023-01-01 DOI:10.3788/gzxb20235208.0823002

周悦 ZHOU Yue, 孙耀辉 SUN Yaohui, 吴浩宇 WU Haoyu, 陆梦佳 LU Mengjia, 胡国华 HU Guohua, 恽斌峰 YUN Binfeng, 崔一平 CUI Yiping

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引用次数: 0

摘要

采用内、外曲线分别为圆形弯曲和欧拉-圆形弯曲曲线，以及内、外曲线分别为欧拉-圆形弯曲和欧拉弯曲曲线，提出并优化了两种曲率与宽度双渐变的硅基单模弯曲光波导结构。采用有限时域差分对提出的两种弯曲光波导结构进行了仿真优化，并与圆形弯曲、欧拉弯曲、欧拉-圆形弯曲和贝塞尔弯曲光波导的性能进行了比较。结果表明在等效弯曲半径为2 μm时，内、外曲线分别为圆形弯曲和欧拉-圆形弯曲的弯曲光波导损耗值仅为0.005 6 dB/90°，且具有低的损耗波长相关性。

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宽度与曲率双渐变型低损耗硅基弯曲光波导设计

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来源期刊

光子学报 OPTICS-

CiteScore

1.30

自引率

16.70%

发文量

11207

期刊介绍： Acta Photonica Sinica is a monthly journal which is sponsored and edited by The Chinese Optical Society, co-sponsored by Xi"an Institute of Optics and Precision Mechanics, CAS, and published by Science Press. It mainly publishes the academic thesis, the research note, the research letter on Photonics. The contents of the Acta deal with Optics, particularly, Transient Optics, Optoelectronics, Integrated Optics, Information Optics, Guided Wave Optics, Nonlinear Optics, Photo-Biology, Optical Communication, Optical Sensing, Optical Computing, Optical Neural Network, High Speed Photography, Intellectualized Optical Instrument, Photon Function Materials, Interaction between Photons, Classical and Nonclassical effects of Photons, etc.