[1] Vahala K J. Optical microcavities[J]. Nature, 2003, 424: 839-846.

[2] Rasoloniaina A, Huet V, Nguyen T K N, et al. Controling the coupling properties of active ultrahigh-Q WGM microcavities from undercoupling to selective amplification[J]. Scientific Reports, 2014(4): 04023.

[3] Lu Xiaoyun, Xue Chenyang, Wang Yonghua, et al. Fabrication and test of millimeter-size CaF2 disk resonator [J]. Infrared and Laser Engineering, 2015, 44(10): 3049-3054. (in Chinese)

[4] Yan Shubin, Ma Kezhen, Li Minghui, et al. Large dimension wedge-resonator on silicon chip for gyro application[J]. Infrared and Laser Engineering, 2014, 43(11): 3688-3693. (in Chinese)

[5] Almeida V R, Barrios C A, Panepucci R R, et al. All-optical control of light on a silicon chip[J]. Nature, 2004, 431(28): 1081-1084.

[6] Wen Y H, Kuzucu O, Fridman M, et al. All-optical control of an individual resonance in a silicon microresonator[J]. Phys Rev Lett, 2012, 108(22): 223907.

[7] Yariv A. Universal relations for coupling of optical power between microresonators and dielectric waveguides[J]. Electron Lett, 2000, 36(4): 321-322.

[8] Dumeige Y, Trebaol S, Ghisa L, et al. Determination of coupling regime of high-Q resonators and optical gain of highly selective amplifiers[J]. J Opt Soc Am B, 2008, 25(12): 2073-2080.

[9] Mazzei A, Gotzinger S, Menezes Lde S, et al. Controlled coupling of counterpropagating whispering-gallery modes by a single Rayleigh scatterer: a classical problem in a quantum optical light[J]. Phys Rev Lett, 2007, 99(17): 173603.

[10] He L, Ozdemir S K, Xiao Y F, et al. Gain-induced evolution of mode splitting spectra in a high-active microresonator[J]. IEEE J Quantum Electron, 2010, 46(11): 1626-1633.

[11] Carmon T, Yang L, Vahala K. Dynamical thermal behavior and thermal self-stability of microcavities[J]. Opt Express, 2004, 12(20): 4742-4750.

[12] Boyd R W. Nonlinear Optics[M]. 2nd ed. New York: Academic Press, 2003: 473-479.