Nagy, T.T.NagyHädrich, S.S.HädrichSimon, P.P.SimonBlumenstein, A.A.BlumensteinWalther, N.N.WaltherKlas, R.R.KlasBuldt, J.J.BuldtStark, H.H.StarkBreitkopf, S.S.BreitkopfJójárt, P.P.JójártSeres, I.I.SeresVárallyay, Z.Z.VárallyayEidam, T.T.EidamLimpert, J.J.Limpert2022-03-142022-03-142020https://publica.fraunhofer.de/handle/publica/40901910.1364/CLEO_SI.2020.SM2H.12-s2.0-850916447462-s2.0-850954277552-s2.0-850954277552-s2.0-850954277552-s2.0-85095427755We generate multi-mJ, 10fs pulses at average powers beyond 300W by 30-times compression of the output of an Yb-fiber CPA in a 6m long stretched capillary. Further up-scaling of the parameters is in progress.enaverage powerlasersoptical propertiesupscalingYb-fiber620conference paper