[1] [1] Stone M R, Naftaly M, Miles R E, et al. Generation of continuous-wave terahertz radiation using a two-mode titanium sapphire laser containing an intracavity Fabry-Perot etalon［J］. Journal of Applied Physics, 2005, 97(10): 103108.

[2] [2] Sibbett W, Lagatsky A A, Brown C T A. The development and application of femtosecond laser systems［J］. Optics Express, 2012, 20(7): 6989-7001.

[3] [3] Girkin J M, McConnell G. Advances in laser sources for confocal and multiphoton microscopy［J］. Microscopy Research and Technique, 2005, 67(1): 8-14.

[4] [4] Stevenson D, Agate B, Tsampoula X, et al. Femtosecond optical transfection of cells: Viability and efficiency［J］. Optics Express, 2006, 14(16): 7125-7133.

[5] [5] Ando J, Bautista G, Smith N, et al. Optical trapping and surgery of living yeast cells using a single laser［J］. Review of Scientific Instruments, 2008, 79(10): 103705.

[6] [6] Nakamura S, Senoh M, Nagahama S I, et al. InGaN-based multi-quantum-well-structure laser diodes［J］. Japanese Journal of Applied Physics, 1996, 35(1B): L74-L76.

[7] [7] Masui S, Miyoshi T, Yanamoto T, et al. 1 W AlInGaN based green laser diodes［C］. Proceedings of the IEEE Conference on Lasers and Electro-Optics Pacific Rim, 2013: 1-2.

[8] [8] Roth P W, Maclean A J, Burns D, et al. Directly diode-laser-pumped Ti∶sapphire laser［J］. Optics Letters, 2009, 34(21): 3334-3336.

[9] [9] Roth P W, Maclean A J, Burns D, et al. Direct diode-laser pumping of a mode-locked Ti∶sapphire laser［J］. Optics Letters, 2011, 36(2): 204-206.

[10] [10] Roth P W, Burns D, Kemp A J. Power scaling of a directly diode-laser-pumped Ti∶sapphire laser［J］. Optics Express, 2012, 20(18): 20629-20634.

[11] [11] Durfee C G, Storz T, Garlick J, et al. Direct diode-pumped Kerr-lens mode-locked Ti∶sapphire laser［J］. Optics Express, 2012, 20(13): 13677-13683.

[12] [12] Sawai S, Hosaka A, Kawauchi H, et al. Demonstration of a Ti∶sapphire mode-locked laser pumped directly with a green diode laser［J］. Applied Physics Express, 2014, 7(2): 022702.

[13] [13] Tanaka H, Sawada R, Kariyama R, et al. Power scaling of modelocked Ti∶sapphire laser pumped by high power InGaN green laser diode［C］.The European Conference on Lasers and Electro-Optics, 2015: CA62.

[14] [14] Gürel K, Wittwer V J, Hoffmann M, et al. Green-diode-pumped femtosecond Ti∶Sapphire laser with up to 450 mW average power［J］. Optics Express, 2015, 23(23): 30043-30048.

[15] [15] Yu Z J, Han H N, Zhang L, et al. Low-threshold sub-10 fs mode-locked Ti∶sapphire laser pumped by 488 nm fiber laser［J］. Applied Physics Express, 2014, 7(10): 102702.

[16] [16] Müller A, Jensen O B, Unterhuber A, et al. Frequency-doubled DBR-tapered diode laser for direct pumping of Ti∶sapphire lasers generating sub-20 fs pulses［J］. Optics Express, 2011, 19(13): 12156-12163.