[1] [1] Mazur E. Femtosecond laser processing of materials[C]. CLEO: Science and Innovations, San Jose, 2014: STu1E.

[2] [2] Brauer J A, Reddy K K, Anolik R, et al. Successful and rapid treatment of blue and green tattoo pigment with a novel picosecond laser[J]. Archives of Dermatology, 2012, 148(7): 820-823.

[3] [3] Li Pan, Shi Lei, Wang Xuefeng, et al. Experimental investigation of the supercontinuum generated by amplificated high repetition mode-locked pulses[J]. Acta Optica Sinica, 2015, 35(s2): s214006.

[4] [4] Zhao Z, Dunham B M, Bazarov I, et al. Generation of 110 W infrared and 65 W green power from a 1.3 GHz sub-picosecond fiber amplifier [J]. Optics Express, 2012, 20(5): 4850-4855.

[5] [5] Kim K, Peng X, Lee W, et al. Monolithic polarization maintaining fiber chirped pulse amplification (CPA) system for high energy femtosecond pulse generation at 1.03 μm[J]. Optics Express, 2015, 23(4): 4766-4770.

[6] [6] Zaouter Y, Guichard F, Daniault L, et al. Femtosecond fiber chirped- and divided-pulse amplification system[J]. Optics Letters, 2013, 38(2): 106-108.

[7] [7] Lu Yunfeng, Wang Yi, Liu Bin, et al. 1.5 MW peak power, fiber-solid hybrid amplification MOPA lasers[J]. Chinese J Lasers, 2015, 42(2): 0202009.

[8] [8] Limpert J, Deguil-Robin N, Manek-Hnninger I, et al. High-power rod-type photonic crystal fiber laser[J]. Optics Express, 2005, 13(4): 1055-1058.

[9] [9] Otto H J, Stutzki F, Modsching N, et al. 2 kW average power from a pulsed Yb-doped rod-type fiber amplifier[J]. Optics Letters, 2014, 39(22): 6446-6449.

[10] [10] Zhao Z, Dunham B M, Wise F W. Generation of 150 W average and 1 MW peak power picosecond pulses from a rod-type fiber master oscillator power amplifier[J]. Journal of the Optical Society of America B, 2014, 31(1): 33-37.

[11] [11] Hansen K P, Olausson C B, Broeng J, et al. Airclad fiber laser technology[J]. Optical Engineering, 2011, 50(11): 111609.

[12] [12] Du Songtao, Wang Ziwei, He Jing, et al. Study on characteristics of picosecond pulsed fiber amplifier with high peak power[J]. Chinese J Lasers, 2013, 40(6): 0602014.

[13] [13] Zhao Xiaowei, Chai Lu, Shi Junkai, et al. Investigation of the pump schemes in photonics crystal fiber femtosecond laser amplifier[J]. Chinese J Lasers, 2015, 42(5): 0505005.

[14] [14] Smith A V, Do B T, Hadley G R, et al. Optical damage limits to pulse energy from fibers[J]. IEEE Journal of Selected Topics in Quantum Electronics, 2009, 15(1): 153-158.

[15] [15] Chen Xuekun, Zhang Lu, Wu Zhiyong. Coupling efficiency of free-space laser coupling into single mode fiber and photonic crystal fiber[J]. Chinese Optics, 2013, 6(2): 208-215.

[16] [16] Smith A V, Do B T. Bulk and surface laser damage of silica by picosecond and nanosecond pulses at 1064 nm[J]. Applied Optics, 2008, 47(26): 4812-4832.