Nonlinear temporal pulse cleaning for high-energy petawatt-class lasers

Arnaud Cotel (1) , A. Jullien (2) , A. Forget (1) , O. Albert (2) , C. Le Blanc (1) , Jean Etchepare (2) , Gilles Cheriaux (2) , Nikolay Minkovski (3) , Solomon M. Saltiel (3)

1 LULI - Laboratoire pour l'utilisation des lasers intenses
2 LOA - Laboratoire d'optique appliquée
3 Faculty of Physics

We present a new nonlinear solid-state technique for temporal femtosecond pulses cleaning. The contrast reaches 10^-10 for millijoule input pulse. Efficiency is demonstrated at 800 nm and 1 μm. The method is reliable enough to solve the contrast issue for Petawatt class lasers.

Domains: Optics [physics.optics]

Arnaud Cotel, A. Jullien, A. Forget, O. Albert, C. Le Blanc, et al.. Nonlinear temporal pulse cleaning for high-energy petawatt-class lasers. Journal de Physique IV Proceedings, 2006, 133, pp.713-715. ⟨10.1051/jp4:2006133144⟩. ⟨hal-00555353⟩