[1] [1] J. P. Woerdman. Laser-excited broadband violet emission from sodium molecules. Opt. Commun., 1978, 26(22):216～219

[2] [2] W. T. Luh, J. T. Bahns, A. M. Lyyra et al.. Direct excitation studies of the diffuse bands of alkali metal dimers. J. Chem. Phys., 1988, 88(4):2235～2241

[3] [3] Q. Wang, Z. W. Lu, Z. G. Ma. Laser ocillation of the lowest triplet-triplet transition in Na2. Science in China E, 1996, 39(6):591～598

[4] [4] D. Xing, K. Ueda, Q. Zhang et al.. Na2 c3Σ+g→a3Σ+u bound-free emission by electron-beam excitation. J. Opt. Soc. Am. B,1991, 8(5):917～922

[5] [5] D. Xing, K. Ueda, H. Takuma. K2 yellow-band and Rb2 orange-band excimer emissions by electron-beam excitation. Appl. Phys. Lett., 1992, 60(24):2960～2962

[6] [6] D. Xing, Q. Wang, S. Tan et al.. Triplet-state bound-free transitions of alkali dimers (Na2, K2 and Rb2) by electron-beam excitation. IEEE J. Quantum Electron., 1998, 34(9):1765～1771

[7] [7] J. T. Bahns, M. Koch, W. C. Stwalley. Laser-induced plasmas in metal vapors. Laser and Particle Beams, 1989, 7(3):545～556

[8] [8] D. Xing, Q. Wang, S. C. Tan. Amplified spontaneous emission of K2 yellow band excimer and its gain measurement by e-beam-pumping. Chinese J. Lasers, 1998, B7(2):97～102