[1] [1] D. W. Vernooy, V. S. Ilchenko, H. Mabuchi et al.. High-Q measurements of fused-silica microspheres in the near infrared [J]. Opt. Lett., 1998, 23(4): 247～249

[2] [2] D. S. Weiss, V. Sandoghdar, J. Hare et al.. Splitting of high-Q Mie modes induced by light backscattering in silica microspheres [J]. Opt. Lett., 1995, 20(18): 1835～1837

[3] [3] G. Bjork, A. Karlsson, Y. Yamamoto. Definition of a laser threshold [J]. Phys. Rev. A, 1994, 50(2): 1675～1680

[4] [4] W. von Klitzing, E. Jahier, R. Long et al.. Very low threshold lasing in Er+3 plus doped ZBLAN microsphere [J]. Electron. Lett., 1999, 35(20): 1745～1746

[5] [5] M. Cai, O. Painter, K. J. Vahala. Fiber-coupled microsphere laser [J]. Opt. Lett., 2000, 25(9): 1430～1432

[6] [6] Yong-Seok Choi, Hee Jong Moon, Kyungwon A N. Ultrahigh-Q microsphere laser based on evanescent-wave coupled gain [C]. Pacific Rim Conference on Lasers and Electro-Optics, CLEO-Technical Digest, 2001, 2: 428～429

[7] [7] Hee-Jong Moon, Kwang-Hoo Ko, Young-Chul Noh et al.. Observation of Q-spoiling effects on the resonance modes from a noncircularly deformed liquid jet[J]. Opt. Lett., 1997, 22(23): 1739～1741