Chinese Optics, Volume. 17, Issue 4, 780(2024)
Envelope fitting for real-time cascaded microring resonator’s output spectrum
Fig. 3. Schematic diagram of spectra detection of CMRR sensor system
Fig. 5. Comparison of fitting results of different envelope fitting methods
Fig. 6. Transmission spectrum acquisition of CMRR resonator sensor
Fig. 8. Fitting relationship between effective drift and concentration
Table 1. Experimental instruments and equipment models
View tableView in ArticleTable 1. Experimental instruments and equipment models
仪器名称 实验用途 设备型号 生产公司 微流注射泵 定速进样 ZSB-SY03-60-M03-1 南京润泽流体 可调谐激光器 光源 81600B( DE43501059) Agilent 功率计 探测输出光谱 N7748A Agilent
Table 2. Performance comparison of different fitting methods
View tableView in ArticleTable 2. Performance comparison of different fitting methods
拟合方法 R-squared 灵敏度( nm/RIU) 误差百分比(%) 理想状态 674.205 平滑拟合法 0.998132234 685.523 1.67 高斯拟合法 0.994447952 625.246 7.29 洛伦兹拟合法 0.991580189 634.419 5.91 傅立叶拟合法 0.969335425 663.864 1.53
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Kai-hao ZHAO, Ming-yu LI, Zhao-yu WANG, Xin CHEN, Bo-ren GUAN, Jian-Jun HE, Chu-yue LIN, Wen-fei DONG. Envelope fitting for real-time cascaded microring resonator’s output spectrum[J]. Chinese Optics, 2024, 17(4): 780
Received: Oct. 31, 2023
Accepted: --
Published Online: Aug. 9, 2024
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