Jeong, Y.-G.Y.-G.JeongPiccoli, R.R.PiccoliFerachou, D.D.FerachouCardin, V.V.CardinChini, M.M.ChiniHädrich, S.S.HädrichLimpert, J.J.LimpertMorandotti, R.R.MorandottiLegare, F.F.LegareSchmidt, B.E.B.E.SchmidtRazzari, L.L.Razzari2022-03-142022-03-142018https://publica.fraunhofer.de/handle/publica/40374710.1364/CLEO_SI.2018.SW3N.2We demonstrate 33-fold pulse compression employing a 6-m-long hollow-core fiber and chirped mirrors. 1 mJ, 170 fs pulses at 1030 nm are compressed to 0.65 mJ, 5.1 fs, corresponding to 1.5 optical cycles.en620conference paper