18mJ,100Hz飛秒鈦寶石激光放大器
發(fā)布時間：2019-05-13 23:57
【摘要】：采用環(huán)形腔再生放大及四通放大的兩級放大方案,在重復頻率100Hz、單脈沖能量75.1mJ的倍頻Nd:YAG激光抽運下,通過啁啾脈沖放大飛秒鈦寶石激光,獲得了單脈沖能量25.4mJ的放大輸出,對應能量轉換效率33.8%.經(jīng)光柵壓縮器補償色散后的單脈沖能量為18.3mJ,脈沖寬度為37.8 fs,對應峰值功率0.48 TW.測量其脈沖能量穩(wěn)定性為3.6%,光束質量M~2因子在X和Y方向上分別為1.8,1.6.
[Abstract]:Using the two-stage amplification scheme of ring cavity regeneration amplification and four-way amplification, the femtosecond Ti: sapphire laser is amplified by chirped pulse under the frequency doubling Nd:YAG laser of repetition rate 100Hz and monopulse energy 75.1mJ. The amplified output of monopulse energy 25.4mJ is obtained, and the corresponding energy conversion efficiency is 33.8%. After compensation for dispersion by grating compressor, the monopulse energy is 18.3mJ, and the pulse width is 37.8 fs,. The peak power is 0.48 TW.. The pulse energy stability is 3.6%, and the M 鈮，
本文編號：2476278
[Abstract]:Using the two-stage amplification scheme of ring cavity regeneration amplification and four-way amplification, the femtosecond Ti: sapphire laser is amplified by chirped pulse under the frequency doubling Nd:YAG laser of repetition rate 100Hz and monopulse energy 75.1mJ. The amplified output of monopulse energy 25.4mJ is obtained, and the corresponding energy conversion efficiency is 33.8%. After compensation for dispersion by grating compressor, the monopulse energy is 18.3mJ, and the pulse width is 37.8 fs,. The peak power is 0.48 TW.. The pulse energy stability is 3.6%, and the M 鈮，
本文編號：2476278
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