Multipass spectral broadening of 18 mJ pulses compressible from 13 ps to 41 fs Kaumanns, Martin ; Pervak, Vladimir ; Kormin, Dmitrii ; Leshchenko, Vyacheslav ; Kessel, Alexander ; Ueffing, Moritz ; Chen, Yu ; Nubbemeyer, Thomas Abstract Publication: Optics Letters Pub Date: December 2018 DOI: 10.1364/OL.43.005877 Bibcode: 2018OptL...43.5877K