Zichen Gao, Jie Guo, Yongxi Gao, Yuguang Huang, Zhihua Tu, Xiaoyan Liang, "Efficient dual-stage all-solid-state post-compression for 100 W level ultrafast lasers," High Power Laser Sci. Eng. 12, 04000e45 (2024)
- High Power Laser Science and Engineering
- Vol. 12, Issue 4, 04000e45 (2024)
Fig. 1. Schematic of the experimental setup. The high-power ultrafast laser output is achieved by dual-stage all-solid-state post-compression (blue shading) driven by a more than 100 W average power Yb:YAG Innoslab amplifier system (yellow shading).
Fig. 2. (a) Measured and Lorentz fitted autocorrelation traces and (b) the beam quality after the grating compressor.
Fig. 3. (a) Spectra measured at the output of the frontend, amplifier and first-stage and second-stage spectral broadening. (b) Spectra across the final output beam profile.
Fig. 4. Measured and Lorentz fitted autocorrelation traces of (a) first-stage and (b) second-stage post-compression.
Fig. 5. Beam quality measured after (a) first-stage and (b) second-stage post-compression.
Fig. 6. Evolution of the beam quality and beam profile at different locations with the output power.
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