[1] SLAC Natl Accelerator Lab, Linac Coherent Light Source, 2575 Sand Hill Rd, Menlo Pk, CA 94025 USA
[2] Brookhaven Natl Lab, Upton, NY 11973 USA
[3] DESY, Notkestr 85, D-22607 Hamburg, Germany
[4] Phys Tech Bundesanstalt, Abbestr 2-12, D-10587 Berlin, Germany
[5] RIKEN, SPring 8 Ctr, 1-1-1 Kouto, Sayo, Hyogo 6795198, Japan
[6] Japan Synchrotron Radiat Res Inst, 1-1-1 Kouto, Sayo, Hyogo 6795198, Japan
[7] Natl Inst Adv Ind Sci & Technol, NMIJ, Tsukuba, Ibaraki 3058568, Japan