[1] [1] W. E. Lamb, Jr.. Theory of an optical maser［J］. Phys. Rew., 1964, 134(6A): 1429～1450

[2] [2] Zhang Shulian. The Theory of Orthogonal Polarized Laser［M］. Beijing: Tsinghua University Press, 2005. 224～228

[3] [3] Yang Sen, Zhang Shulian. The frequency split phenomenon in a He-Ne laser with rotation quartz crystal plate in its cavity［J］. Opt. Commun., 1988, 68(1): 55～57

[4] [4] Zhang Shulian, Lu Men, Wu Minxian et al.. Laser frequency split by an electron-optical element in its cavity［J］. Opt. Commun., 1993, 96(4): 245～248

[5] [5] Jin Yuye, Zhang Shulian, Li Yan et al.. Zeeman birefringence dual frequency laser [J]. Chin. Phys. Lett., 2001, 18(4): 533～536

[6] [6] Long Xingwu, Xiao Guangzong, Zhang Bin. A novel high-precision laser accelerometer［J］. Acta Optica Sinica, 2010, 30(11): 3227～3232

[7] [7] Jiao Mingxing, Xing Junhong, Liu Yun et al.. Design and experimental study of two-cavity dual-frequency all-solid state laser with large frequency difference［J］. Chinese J. Lasers, 2010, 37(11): 2784～2789

[8] [8] A. Owyoung, P. Esherick. Stress-induced tuning of a diode-laser-excited monolithic NdYAG laser［J］. Opt. Lett., 1987, 12(12): 999～1001

[9] [9] T. Yoshino, M. Kawata, B. Qimude et al.. Fiber-coupling-operated orthogonal-linear-polarization NdYAG micro chip laser: photothermal beat-frequency stabilization and interferometric displacement measurement application［J］. J. Lightwave Technol., 1998, 16(3): 453～458

[10] [10] T. Yoshino. Performance analysis of intracavity birefringence sensing ［J］. Appl. Opt., 2008, 47(14): 2655～2659

[11] [11] W. Holzapfel, S. Neuschaefer-Rube, M. Kobusch. High-resolution, very broad-band force measurements by solid-state laser transducers ［J］. Measurement, 2000, 28(4): 277～291

[12] [12] Han Yanmei, Zhang Shulian, Li Kelan. Power tuning for 6328 nm wavelength He-Ne lasers with various frequency spacing by mode split［J］. Laser Technology, 1997, 21(2): 111～114

[13] [13] Han Yanmei, Zhang Shulian, Li Yan et al.. Theoretical analysis of the laser power tuning property ［J］. Laser Technology, 1998, 22(4): 211～214

[14] [14] S. L. Zhang, Y. M. Han. Tuning curves of 70 MHz frequency differences for He-Ne standing wave lasers［J］. Chin. Phys. Lett., 1993, 10(12): 728～730

[15] [15] Shulian Zhang, Kelan Li, Minxian Wu et al.. The pattern of mode competition between two frequencies produced by mode split technology by tuning the cavity length［J］. Opt. Commun., 1992, 90(4-6): 279～282

[16] [16] Fu Jie, Zhang Shulian, Han Yanmei et al.. Mode suppression phenomenon in a mode splitting He-Ne laser［J］. Chinese J. Lasers, 2000, B9(6): 499～503