Author Affiliations

T.E. Glover,^*,†,1 D.M. Fritz,² M. Cammarata,³ T.K. Allison,⁴ Sinisa Coh,^5,6 J.M. Feldkamp,² H. Lemke,² D. Zhu,² Y. Feng,² R.N. Coffee,² M. Fuchs,⁷ S. Ghimire,⁷ J. Chen,^7,8 S. Shwartz,⁸ D.A. Reis,^7,8,9 S.E. Harris,^8,10 and J. B. Hastings²

^†T.E. Glover, MS2-445a, Lawrence Berkeley National Laboratory, Berkeley CA 94720, USA

¹Advanced Light Source Division, Lawrence Berkeley National Laboratory, Berkeley CA 94720, USA

²Linac Coherent Light Source, SLAC National Accelerator Laboratory, Menlo Park CA 94025, USA

³Institut de Physique de Rennes, UMR 6251 UR1-CNRS, University Rennes 1, Rennes, France

⁴JILA, National Institute of Standards and Technology and University of Colorado, Boulder CO 80309, USA

⁵Department of Physics, University of California, Berkeley CA 94720, USA

⁶Materials Sciences Division, Lawrence Berkeley National Laboratory, Berkeley CA 94720, USA

⁷PULSE Institute, SLAC National Accelerator Laboratory, Menlo Park CA 94025, USA

⁸Department of Applied Physics, Stanford University, Stanford CA 94305, USA

⁹Department of Photon Science, Stanford University, Stanford CA 94305, USA

¹⁰Department of Electrical Engineering, Stanford University, Stanford CA 94305, USA

^*Corresponding author: teglover@lbl.gov