Diode-pumped Kerr-lens mode-locked Ti: sapphire laser with broad wavelength tunability

Liu Han¹, Wang Geyang¹, Yang Ke¹, Kang Renzhu¹, Tian Wenlong¹, Zhang Dacheng¹, Zhu Jiangfeng^{1, †}, Han Hainian², Wei Zhiyi^{2, ‡}

Kerr-lens mode-locked operation with the highest output power of 46.8 mW at 797 nm. (a) The corresponding optical spectrum. (b) Auto-correlation trace of the KLM pulses (dotted curve) with a sech² fitting (solid curve) without extra-cavity compression.