[1] SUMETSKY M, DULASHKO Y, HALE A. Fabrication and study of bent and coiled free silica nanowires: Self-coupling microloop optical interferometer[J]. Optics Express, 2004, 12(15): 3521-3531.

[2] WANG C M, XU C L, CHANG J Y, et al. Silicon based guided-mode resonance nano-photonic device[J]. Proceedings of SPIE, 2004, 5515: 275-278.

[3] GU F X, ZHANG L, ZHU Y B, et al. Free‐space coupling of nanoantennas and whispering‐gallery microcavities with narrowed linewidth and enhanced sensitivity[J]. Laser & Photonics Reviews, 2015, 9(6): 682-688.

[4] XIE F M, YAO N, FANG W, et al. Single-mode lasing via loss engineering in fiber-taper-coupled polymer bottle microresonators[J]. Photonics Research, 2017, 5(6): B29-B33.

[5] GU F X, XIE F M, LIN X, et al. Single whispering-gallery mode lasing in polymer bottle microresonators via spatial pump engineering[J]. Light: Science & Applications, 2017, 6: e17061.

[6] DE LA RUE R M. Micro/nano-photonic device structures: analysis and applications in communications and sensing[C]//Proceedings of 12th International Conference on Transparent Optical Networks. ICTON, 2010: 1 -3.

[7] GU F X, ZHANG L, YIN X F, et al. Polymer single-nanowire optical sensors[J]. Nano Letters, 2008, 8(9): 2757-2761.

[8] MIAO Y P, MA X X, HE Y, et al. Multidimensional microstructured photonic device based on all-solid waveguide fiber and magnetic fluid[J]. Nanophotonics, 201array6, 6(1): 357-363.

[9] GU F X, CUIH B, LIAO F, et al. Mode tailoring in subwavelength-dimensional semiconductor micro/nanowaveguides by coupling optical microfibers[J]. Optics Express, 2016, 24(20): 23361-23367.

[10] JUNG Y M, BRAMBILLA G, MURUGAN G S, et al. Optical racetrack ring-resonator based on two U-bent microfibers[J]. Applied Physics Letters, 2011, 98(2): 021109.

[11] LI W, WANG P, HU Z F, et al. Fusion splicing soft glass microfibers for photonic devices[J]. IEEE Photonics Technology Letters, 2011, 23(12): 831-833.

[12] WANG X J, KISHI M, HE Z Y, et al. Closed-loop resonator fiber optic gyro with all digital signal processing[J]. Technical Report of IEICE. OFT, 2011, 111: 79-84.

[13] WANG P, ZHANG L, YANG Z Y, et al. Fusion spliced microfiber closed-loop resonators[J]. IEEE Photonics Technology Letters, 2010, 22(15): 1075-1077.

[14] TONG L M, GATTASS R R, ASHCOM J B, et al. Subwavelength-diameter silica wires for low-loss optical wave guiding[J]. Nature, 2003, 426(6968): 816-819.

[15] PAL P, KNOX W H. Fabrication and characterization of fused microfiber resonators[J]. IEEE Photonics Technology Letters, 2009, 21(12): 766-768.