Title :
Break Ti:sapphire laser power to petawatt with high contrast ratio
Author :
Wei, Zhiyi ; Wang, Zhaohua ; Liu, Cheng ; Sheng, Zhongwei ; Fan, Haitao ; Teng, Hao ; Han, Hainian ; Zhang, Qing ; Ma, Jinglong ; Li, Yutong ; Zhang, Jie
Author_Institution :
Beijing Nat. Lab. for Condensed Matter Phys. & Inst. of Phys., Beijing, China
Abstract :
Peak Power above 1 PW was obtained from a femtosecond Ti:sapphire laser facility based on DCPA technique. With optical parametric amplification clean the seeding pulse, we measured contrast ratio up to 1010 in picosecond range.
Keywords :
chirp modulation; high-speed optical techniques; optical parametric amplifiers; sapphire; solid lasers; titanium; Al2O3:Ti; DCPA technique; chirped pulse amplification; contrast ratio; femtosecond solid laser; optical parametric amplification; power 1 PW; seeding pulse; Laser beams; Laser excitation; Measurement by laser beam; Power lasers; Pump lasers; Ultrafast optics;
Conference_Titel :
Photonics Conference (IPC), 2012 IEEE
Conference_Location :
Burlingame, CA
Print_ISBN :
978-1-4577-0731-5
DOI :
10.1109/IPCon.2012.6358829
