TW-class sub-2-cycle post-compression of Ti:Sapphire laser pulses in a
  gas-filled multipass cell

Daniault, Louis; Kaur, Jaismeen; Gallé, Geoffrey; Sire, Cedric; Sylla, FrançOis; Lopez-Martens, Rodrigo

doi:10.48550/arXiv.2410.12525

TW-class sub-2-cycle post-compression of Ti:Sapphire laser pulses in a gas-filled multipass cell

preprint

posted on 2024-10-18, 16:00 authored by Louis Daniault, Jaismeen Kaur, Geoffrey Gallé, Cedric Sire, FrançOis Sylla, Rodrigo Lopez-Martens

We report on the nonlinear temporal post-compression of 7 mJ sub-40 fs pulses from a commercial kHz Ti:Sapphire laser down to a record 4 fs duration (1.5 optical cycle) in a compact single-stage gas-filled multipass cell, with 60% overall compression efficiency.