[1] Homola J, Yee S S, Gauglitz G. Surface plasmon resonance sensors: review[J]. Sensors and Actuators B: Chemical, 1999, 54(1/2): 3-15.

[2] Debackere P, Scheerlinck S, Bienstman P, et al. Surface plasmon interferometer in silicon-on-insulator: novel concept for an integrated biosensor[J]. Optics Express, 2006, 14(16): 7063-7072.

[3] Zhou Y, Zhang M X, Guo Z N, et al. Recent advances in black phosphorus-based photonics, electronics, sensors and energy devices[J]. Materials horizons, 2017, 4(6): 997-1019.

[4] Dai D X, He S L. Highly sensitive sensor based on an ultra-high-Q Mach-Zehnder interferometer-coupled microring[J]. Journal of the Optical Society of America B, 2009, 26(3).

[5] Yuan G H, Gao L, Chen Y R, et al. Efficient optical biochemical sensor with slotted Bragg-grating-based Fabry-Perot resonator structure in silicon-on-insulator platform[J]. Optical and Quantum Electronics, 2015, 47(2): 247-255.

[6] Nemova G, Kashyap R. Theoretical model of a planar integrated refractive index sensor based on surface plasmon-polariton excitation[J]. Optics Communications, 2007, 275(1): 76-82.

[7] Chang Y, Jiang Y Y. Highly sensitive plasmonic sensor based on Fano resonance from silver nanoparticle heterodimer array on a thin silver film[J]. Plasmonics, 2014, 9(3): 499-505.

[8] Zamora V, Lützow P, Weiland M, et al. A highly sensitive refractometric sensor based on cascaded SiN microring resonators[J]. Sensors, 2013, 13(11): 14601-14610.

[9] Wei H M, Krishnaswamy S. Polymer micro-ring resonator integrated with a fiber ring laser for ultrasound detection[J]. Optics Letters, 2017, 42(13): 2655-2658.

[10] Grist S M, Schmidt S A, Flueckiger J, et al. Silicon photonic micro-disk resonators for label-free biosensing[J]. Optics Express, 2013, 21(7): 7994-8006.

[11] Amiri I S, Ariannejad M M, Daud S, et al. High sensitive temperature sensor silicon-based microring resonator using the broadband input spectrum[J]. Results in Physics, 2018, 9: 1578-1584.

[12] Zhang X W, Zhou G, Shi P, et al. On-chip integrated optofluidic complex refractive index sensing using silicon photonic crystal nanobeam cavities[J]. Optics Letters, 2016, 41(6): 1197-1200.

[13] Ruan Z S, Shen L, Zheng S, et al. Subwavelength grating slot (SWGS) waveguide on silicon platform[J]. Optics Express, 2017, 25(15): 18250-18264.

[14] 穆洲, 刘春娟, 吴小所, 等. 基于slot结构的反馈耦合波导微环谐振器[J]. 光学学报, 2019, 39(12): 1213001.

    Mu Z, Liu C J, Wu X S, et al. Feedback-coupled waveguide microring resonator based on slot structure[J]. Acta Optica Sinica, 2019, 39(12): 1213001.

[15] Fan X, White I M. Optofluidic microsystems for chemical and biological analysis[J]. Nature Photonics, 2011, 5(10): 591.

[16] Wang S L, Liu Y H, Zhao D Y, et al. Optofluidic Fano resonance photonic crystal refractometric sensors[J]. Applied Physics Letters, 2017, 110(9): 091105.

[17] Zhao C Y, Zhang L, Zhang C M. Compact SOI optimized slot microring coupled phase-shifted Bragg grating resonator for sensing[J]. Optics Communications, 2018, 414: 212-216.

[18] Gu H J, Gong H, Wang C X, et al. Compact inner-wall grating slot microring resonator for label-free sensing[J]. Sensors, 2019, 19(22): 5038.

[19] Peng F C, Wang Z R, Yuan G H, et al. High-sensitivity refractive index sensing based on Fano resonances in a photonic crystal cavity-coupled microring resonator[J]. IEEE Photonics Journal, 2018, 10(2): 17680600.

[20] Fano U. Effects of configuration interaction on intensities and phase shifts[J]. Physical Review, 1961, 124(6): 1866-1878.

[21] 陈颖, 高新贝, 许扬眉, 等. 光子晶体纳米梁侧耦合孔径啁啾光子晶体纳米梁腔结构的Fano共振传感机理[J]. 光学学报, 2019, 39(11): 1123002.

    Chen Y, Gao X B, Xu Y M, et al. Fano resonance-sensing mechanism of photonic crystal nanobeam side-coupling aperture chirped photonic crystal nanobeam cavity structure[J]. Acta Optica Sinica, 2019, 39(11): 1123002.

[22] 肖功利, 杨秀华, 杨宏艳, 等. 可调谐交叉领结形石墨烯阵列结构等离子体折射率传感器[J]. 光学学报, 2019, 39(7): 0728011.

    Xiao G L, Yang X H, Yang H Y, et al. Plasma refractive index sensor with tunable cross tie-shaped graphene array structure[J]. Acta Optica Sinica, 2019, 39(7): 0728011.

[23] Li H. Refractive index of silicon and germanium and its wavelength and temperature derivatives[J]. Journal of Physical and Chemical Reference Data, 1980, 9(3): 561-658.

[24] Malitson I H. Interspecimen comparison of the refractive index of fused silica[J]. Journal of the Optical Society of America, 1965, 55(10): 1205-1209.

[25] 李庭宇. 硅基一维光子晶体波导微腔及其应用研究[D]. 武汉: 华中科技大学, 2016: 31- 40.

    Li TY. Silicon based one-dimensional photonic crystal waveguide cavities and its applications[D]. Wuhan: Huazhong University of Science and Technology, 2016: 31- 40.

[26] Wen Y J, Sun Y, Deng C Y, et al. High sensitivity and FOM refractive index sensing based on Fano resonance in all-grating racetrack resonators[J]. Optics Communications, 2019, 446: 141-146.

[27] Sun L, Yuan J H, Ma T, et al. Design and optimization of silicon concentric dual-microring resonators for refractive index sensing[J]. Optics Communications, 2017, 395: 212-216.