1.16 PW sub-30fs Ti:Sapphire laser system of seeding with optical parametrical amplified femtosecond laser

We generated 32.3J laser pulse at 27.9fs from a Ti:sapphire laser facility based on chirped-pulse amplification with optical parametrical amplified femtosecond laser as new seeding, result in peak power of 1.16 PW with high contrast.