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利用氩获得795nm飞秒激光在静态气室中的高次谐波
HHG of 795nm Ti∶sapphire Femtosecond laser in Ar by Using Static Gas Target
【摘要】 报道了 12 0fs/ 795nm的Ti∶sapphire飞秒激光在静态气体靶室中利用稀有气体氩作为非线性介质的高次谐波辐射 ,在静态靶室中获得高次谐波辐射 ,较常用的气体喷嘴具有结构简单 ,实验容易操作等优点 ,实验中在 4 2mJ和 7.5mJ线偏振激光驱动下观察了谐波辐射谱随气压变化情况
【Abstract】 High-order harmonics of 120 fs/795 nm Ti∶sapphire laser in Ar in static gas target are reported. Compared with the traditional gas target, static gas target is simple in experimental configuration and experimental parameters can be easily controlled. Changes of high-order harmonic intensities vs gas pressures are observed with 42 mJ and 7.5 mJ linearly-polarized laser.
【关键词】 Ti∶sapphire飞秒激光;
静态气体靶室;
氩的高次谐波辐射;
【Key words】 Ti∶sapphire femtosecond laser; Static gas target; High-order harmonic generation in Ar;
【Key words】 Ti∶sapphire femtosecond laser; Static gas target; High-order harmonic generation in Ar;
【基金】 国家 8 6 3高技术计划激光技术主题资助项目
- 【文献出处】 光子学报 ,Acta Photonica Sinica , 编辑部邮箱 ,2005年01期
- 【分类号】TN241
- 【被引频次】4
- 【下载频次】92