Author Affiliations

Roman Adam,^1,7,* Derang Cao,^1,2,7 Daniel E. Bürgler,^1,7 Sarah Heidtfeld,^1,7 Fangzhou Wang,^1,7 Christian Greb,^1,7 Genyu Chen,^3,7 Jing Cheng,^3,7 Debamitra Chakraborty,^3,7 Markus Büscher,^1,4,7 Martin Mikulics,^5,7 Hilde Hardtdegen,^5,7 Roman Sobolewski,^3,7 and Claus M. Schneider^1,5,6,7

¹Research Centre Jülich, Peter Grünberg Institute (PGI-6), D-52425 Jülich, Germany

²College of Physics, Center for Marine Observation and Communications, Qingdao University, 266071 Qingdao, China

³University of Rochester, Rochester, New York,14627-0231 USA

⁴Institut für Laser- und Plasmaphysik, Heinrich-Heine Universität Düsseldorf, 40225 Düsseldorf, Germany

⁵Research Centre Jülich, Ernst Ruska Centre for Microscopy and Spectroscopy with Electrons, 52425 Jülich, Germany

⁶Faculty of Physics, University Duisburg-Essen, 47057 Duisburg, Germany

⁷Department of Physics, University of California Davis, Davis, California 95616-5270, USA

^*Corresponding author: r.adam@fz-juelich.de