[1] Zhang Z Q. Light amplification and localization in randomly layered media with gain. Phys Rev B,1995,52(11):7960~7964
[2] Jiang X Y,Soukoulis C M. Transmission and reflection studies of periodic and random systems with gain. Phys Rev B,1999,59(9): 6159~6166
[3] Sheng P,Zhang Z Q,White B,et al. Minimum wave-localization length in a one-dimensional random medium. Phys Rev Lett,1986,57(8): 1000~1003
[4] Dowling J P,Scalora M,Bloemer M J,et al. The photonic band edge laser: a new approach to gain enhancement. J Appl Phys,1994,75(4):1896~1899
[5] Chen W Z,Fu L L,Zheng X L,et al. Acta Photonica Sinica,2003,32(2):239~243
[6] Duan X F,Niu Y X,Zhang C,et al. Acta Photonica Sinica,2003,32(9):1086-1089
[7] Ji J R,Zhu H Z,Ye W M,et al. Acta Photonica Sinica,2004,33(6):700~703
[8] Bendickson J M,Dowling J P,Scalora M. Analytic expressions for the electromagnetic mode density in finite,one-dimensional,photonic band-gap structures.Phys Rev E,1996,53(4):4107~4121