Characterization and use of the spent beam for serial operation of LCLS
By Sébastien Boutet, Lutz Foucar, Thomas R. M. Barends, Sabine Botha, R. Bruce Doak, Jason E. Koglin, Marc Messerschmidt1, Karol Nass, Ilme Schlichting, M. Marvin Seibert, Robert L. Shoeman, Garth J. Williams