Author Affiliations

Thomas Ding,^1,* Marc Rebholz,¹ Lennart Aufleger,¹ Maximilian Hartmann,¹ Veit Stooß,¹ Alexander Magunia,¹ Paul Birk,¹ Gergana Dimitrova Borisova,¹ David Wachs,¹ Carina da Costa Castanheira,¹ Patrick Rupprecht,¹ Yonghao Mi,¹ Andrew R. Attar,² Thomas Gaumnitz,³ Zhi-Heng Loh,⁴ Sebastian Roling,⁵ Marco Butz,⁵ Helmut Zacharias,⁵ Stefan Düsterer,⁶ Rolf Treusch,⁶ Stefano M. Cavaletto,¹ Christian Ott,¹ and Thomas Pfeifer¹

¹Max-Planck-Institut für Kernphysik, Saupfercheckweg 1, 69117 Heidelberg, Germany

²Department of Chemistry, University of California, Berkeley, California 94720, USA

³Laboratorium für Physikalische Chemie, ETH Zürich, Vladimir-Prelog-Weg 2, 8093 Zürich, Switzerland

⁴Division of Chemistry and Biological Chemistry, and Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore 637371, Singapore

⁵Physikalisches Institut, Westfälische Wilhelms-Universität Münster, Busso-Peus-Straße 10, 48149 Münster, Germany

⁶Deutsches Elektronen-Synchrotron DESY, Notkestraße 85, 22607 Hamburg, Germany

^*Corresponding author: thomas.ding@mpi-hd.mpg.de