[1] Richardson D J, Nilsson J, Clarkson W A. High power fiber lasers:current status and future perspectives[Invited] [J]. Journal of the Optical Society of America B, 2010, 27(11):B63-B92.
[2] Nelson L E, Jones D J, Tamura K, et al. Ultrashort-pulse fiber ring lasers[J]. Applied Physics B (Lasers and Optics), 1997, 65(2):277-294.
[3] Filippov V N, Starodumov A N, Kir'Yanov A V. All-fiber passively Q-switched low-threshold erbium laser[J]. Optics Letters, 2001, 26(6):343-345.
[4] Luo Zhichao, Liu Jiarui, Wang Huiyi, et al. Wide-band tunable passively Q-switched all-fiber ring laser based on nonlinear polarization rotation technique[J]. Laser Physics, 2012, 22(1):203-206.
[5] Lin K H, Kang J J, Wu H H, et al. Manipulation of operation states by polarization control in an erbium-doped fiber laser with a hybrid saturable absorber[J]. Optics Express, 2009, 17(6):4806-4814.
[6] Chang Youmin, Lee J, Jhon J M, et al. Q-switched mode-locking in an erbium-doped femtosecond fiber laser based on nonlinear polarization rotation[J]. Applied Optics, 2012, 51(21):5295-5301.
[7] Haus H A. Mode-locking of lasers[J]. IEEE Journal of Selected Topics in Quantum Electronics, 2002, 6(6):1173-1185.
[8] Zhang Han, Bao Qiaoliang, Tang Dingyuan, et al. Large energy soliton erbium-doped fiber laser with a graphene-polymer composite mode locker[J]. Applied Physics Letters, 2009, 95:141103.
[9] Coddington I, Newbury N, Swann W. Dual-comb spectroscopy[J]. Optica, 2016, 3(4):414-426.
[10] Luo Zhengqian, Zhou Min, Weng Jian, et al. Graphene-based passively Q-switched dual-wavelength erbium-doped fiber laser[J]. Optics Letters, 2010, 35(21):3709-3711.
[11] Wang Zhiteng, Chen Yu, Zhao Chujun, et al. Switchable dual-wavelength synchronously Q-switched erbium-doped fiber laser based on graphene saturable absorber[J]. IEEE Photonics Journal, 2012, 4(3):869-876.
[12] Zhang Han, Tang Dingyuan, Wu Xuan, et al. Multi-wavelength dissipative soliton operation of an erbium-doped fiber laser[J]. Optics Express, 2009, 17(15):12692-12697.
[13] Liu Meng, Zhao Nian, Liu Hao, et al. Dual-wavelength harmonically mode-locked fiber laser with topological insulator saturable absorber[J]. IEEE Photonics Technology Letters, 2014, 26(10):983-986.
[14] Mao Dong, Liu Xueming, Han Dongdong, et al. Compact all-fiber laser delivering conventional and dissipative solitons[J]. Optics Letters, 2013, 38(16):3190-3193.
[15] Huang Yuqi, Hu Ziang, Cui Hu, et al. Coexistence of harmonic soliton molecules and rectangular noise-like pulses in a figure-eight fiber laser[J]. Optics Letters, 2016, 41(17):4056-4059.
[16] Wang Yazhou, Li Jianfei, Zhang Entao, et al. Coexistence of noise-like pulse and high repetition rate harmonic mode-locking in a dual-wavelength mode-locked Tm-doped fiber laser[J]. Optics Express, 2017, 25(15):17192-17200.
[17] Liu Meng, Luo Aiping, Xu Wencheng, et al. Coexistence of bound soliton and harmonic mode-locking soliton in an ultrafast fiber laser based on MoS2-deposited microfiber photonic device[J]. Chinese Optics Letters, 2018, 16(2):020008.
[18] Andrs M V, Cruz J L, Dez A, et al. Actively Q-switched all-fiber lasers[J]. Laser Physics Letters, 2007, 5(2):93-99.
[19] Stetser D A, Demaria A J. Optical spectra of ultrashort optical pulses generated by mode-locked glass:Nd laser[J]. Applied Physics Letters, 1966, 9(3):118-120.
[20] Huang J Y, Huang S C, Chang H L, et al. Passive Q switching of Er-Yb fiber laser with semiconductor saturable absorber[J]. Optics Express, 2008, 16(5):3002-3007.
[21] Zhou Dapeng, Wei Li, Dong Bo, et al. Tunable passively Q-switched erbium-doped fiber laser with carbon nanotubes as a saturable absorber[J]. IEEE Photonics Technology Letters, 2010, 22(1):9-11.
[22] Chernysheva M, Mou Chengbo, Arif R, et al. High power Q-switched thulium doped fibre laser using carbon nanotube polymer composite saturable absorber[J]. Scientific Reports, 2016, 6:24220.
[23] Luo Zhengqian, Huang Yizhong, Weng Jian, et al. 1.06m Q-switched ytterbium-doped fiber laser using few-layer topological insulator Bi2Se3 as a saturable absorber[J]. Optics Express, 2013, 21(24):29516-29522.
[24] Luo Zhengqian, Liu Chun, Huang Yizhong, et al. Topological-insulator passively Q-switched double-clad fiber laser at 2m wavelength[J]. IEEE Journal of Selected Topics in Quantum Electronic, 2014, 20(5):0902708.
[25] Fan Dengfeng, Mou Chengbo, Bai Xuekun, et al. Passively Q-switched erbium-doped fiber laser using evanescent field interaction with gold-nanosphere based saturable absorber[J]. Optics Express, 2014, 22(15):18537-18542.
[26] Wang Xude, Luo Zhichao, Liu Hao, et al. Gold nanorod as saturable absorber for Q-switched Yb-doped fiber laser[J]. Optics Communications, 2015, 346:21-25.
[27] Lin J H, Yang W H, Hsieh W F, et al. Low threshold and high power output of a diode-pumped nonlinear mirror mode-locked Nd:GdVO4 laser[J]. Optics Express, 2005, 13(17):6323-6329.
[28] Lin K H, Kang J J, Wu H H, et al. Manipulation of operation states by polarization control in an erbium-doped fiber laser with a hybrid saturable absorber[J]. Optics Express, 2009, 17(6):4806-4814.
[29] Lee J, Koo J, Debnath P, et al. A Q-switched, mode-locked fiber laser using a graphene oxide-based polarization sensitive saturable absorber[J]. Laser Physics Letters, 2013, 10(3):035103.
[30] Luo Zhichao, Luo Aiping, Xu Wencheng, et al. Tunable multiwavelength passively mode-locked fiber ring laser using intracavity birefringence-induced comb filter[J]. IEEE Photonics Journal, 2010, 2(4):571-577.