Author Affiliations

Emrah Turgut,^1,* Patrik Grychtol,¹ Chan La-o-vorakiat,¹ Justin Shaw,² Ronny Knut,^1,2 Ofer Kfir,³ Dmitry Zusin,¹ Dennis Rudolf,⁴ Roman Adam,⁴ Avner Fleicher,³ Stefan Mathias,⁵ Hans Nembach,^1,2 Oren Cohen,³ Claus M. Schneider,⁴ Martin Aeschlimann,⁵ Thomas J. Silva,² Henry C. Kapteyn,¹ and Margaret M. Murnane¹

¹Department of Physics and JILA, University of Colorado, Boulder, CO 80309, USA.

²Electromagnetics Division, NIST, Boulder, CO 80305, USA.

³Solid State Institute and Physics Department, Technion, Haifa 32000, Israel.

⁴Peter Grünberg Institut, PGI-6 & JARA-FIT, Research Centre Jülich, 52425, Jülich, Germany

⁵University of Kaiserslautern and Research Center OPTIMAS, 67663 Kaiserslautern, Germany.

^*Corresponding author: turgut@colorado.edu