[1] Wang Xiaojun, Su Hua, Cai Zhen. Amplified spontaneous emission in disk lasers[J]. High Power Laser and Particle Beams, 23, 1998-2004(2011).

[2] Cao Zhaodong, Wang Li, Zhang Zhixiang et al. Experimental study on amplified spontaneous emission in large aperture slab amplifiers[J]. Chinese J Lasers, 43, 0601006(2016).

[3] He Shaobo, Yu Haiwu, Zheng Wanguo et al. Research of amplified spontaneous emission in high power slab laser amplifier[J]. High Power Laser & Particle Beams, 16, 603-606(2004).

[4] Koechner W[M]. Solid-state laser engineering, 74-77(2002).

[5] Goodno G D, Palese S, Harkenrider J et al. Yb∶YAG power oscillator with high brightness and linear polarization[J]. Optics Letters, 26, 1672-1674(2001). http://europepmc.org/abstract/MED/18049695

[6] Sridharan A K, Saraf S, Sinha S et al. Zigzag slabs for solid-state laser amplifiers: Batch fabrication and parasitic oscillation suppression[J]. Applied Optics, 45, 3340-3351(2006). http://www.opticsinfobase.org/abstract.cfm?id=89668

[7] Hackel L A, Soules T F, Fochs S N et al. -02-22(2011).

[9] Li Mi, Hu Hao, Li Jianmin et al. Technology research on high power slab laser end-pumped with laser diode arrays[J]. Acta Optica Sinica, 33, 0514004(2013).