Author Affiliations

M.R. Bionta,^1,* J.P. Cryan,^1,2,3 J.M. Glownia,^1,2,4 D. French,^1,5 C. Bostedt,¹ M. Cammarrata,¹ J.-C. Castagna,¹ Y. Ding,¹ S.M. Durbin,⁶ Y. Feng,¹ A.R. Fry,¹ D.J. Kane,⁷ J. Krzywinski,¹ H.T. Lemke,¹ M. Messerschmidt,¹ A. Natan,² D.F. Ratner,¹ S. Schorb,¹ M.L. Swiggers,¹ M. Trigo,² W.E. White,¹ and R.N. Coffee¹

¹The Linac Coherent Light Source, SLAC National Accelerator Laboratory, 2575 Sand Hill Road, Menlo Park, CA 94025, USA

²The PULSE Institute for Ultrafast Energy Science, SLAC National Accelerator Laboratory, 2575 Sand Hill Road, Menlo Park, CA 94025, USA

³Department of Physics, Stanford University, 382 Via Pueblo Mall, Stanford, CA 94305, USA

⁴Department of Applied Physics, Stanford University, 348 Via Pueblo Mall, Stanford, CA 94305, USA

⁵Department of Mechanical and Nuclear Engineering, The Pennsylvania State University, 127 Reber Building, University Park, PA 16802, USA

⁶Department of Physics, Purdue University, 525 Northwestern Avenue, West Lafayette, IN 47907, USA

⁷Mesa Photonics, 1550 Pacheco Street, Santa Fe, NM 87505, USA

^*Corresponding author: mbionta@slac.stanford.edu