建立了一套基于啁啾脉冲放大技术,输出峰值功率达到2.8TW的掺钛蓝宝石激光系统。压缩脉冲的中心波长为785nm,能量为120mJ,脉冲宽度43.3fs,能量稳定性±5％,输出的光束质量M~2<1.5,脉冲重复频率10Hz,运转稳定可靠。整套激光系统实现了小型化,占用的光学平台不足10m~2。 A set of titanium-doped sapphire laser system based on chirped pulse amplification technology was set up to output 2.8TW peak power. The center wavelength of the compressed pulse is 785nm, the energy is 120mJ, the pulse width is 43.3fs, the energy stability is ± 5%, the output beam quality is M ~ 2 <1.5, the pulse repetition frequency is 10Hz, and the operation is stable and reliable. Complete laser system to achieve a miniaturization, optical platform occupied less than 10m ~ 2.