Author Affiliations

C. Mahnke,^1,*,* M. Liu,^1,* Y. Hua,^1,* Ö. Akcaalan,^1,* C. Li,^1,* Y. Ma,¹ H. Tünnermann,¹ C. Vidoli,¹ U. Große-Wortmann,¹ J. Darvill,¹ H. Tavakol,¹ A. Choudhuri,¹ C. Mohr,¹ C.M. Heyl,^1,2 L. Winkelmann,¹ and I. Hartl¹

¹Deutsches Elektronen-Synchrotron DESY, Notkestraße 85, 22607 Hamburg, Germany

²Helmholtz-Institute Jena, Fröbelstieg 3, 07743 Jena, Germany

^*Those authors contributed equally;

^*Corresponding author: Ingmar.Hartl@desy.de