Author Affiliations

Shih-Hsuan Chia,^1,2,* Li-Jin Chen,³ Kemal Şafak,^1,2 Oliver D. Mücke,^1,2 and F. X. Kärtner^1,2,3

¹Center for Free-Electron Laser Science, Deutsches Elektronen-Synchrotron, Notkestraße 85, 22607 Hamburg, Germany

²Physics Department, University of Hamburg and the Hamburg Center for Ultrafast Imaging, Luruper Chaussee 149, 22761 Hamburg, Germany

³Research Laboratory of Electronics, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, MA 02139, USA

^*Corresponding author: shih-hsuan.chia@desy.de