Optical Readout of the Néel Vector in the Metallic Antiferromagnet Mn2Au

Vladimir Grigorev, 2 Mariia Filianina, 2 Stanislav Yu. Bodnar, 3 Sergei Sobolev, Nilabha Bhattacharjee, Satya Bommanaboyena, Yaryna Lytvynenko, Yurii Skourski, Dirk Fuchs, Mathias Kläui, 2 Martin Jourdan, and Jure Demsar 2 Institute of Physics, Johannes Gutenberg University, 55128 Mainz, Germany Graduate School of Excellence Materials Science in Mainz, 55128 Mainz, Germany Walter Schottky Institut and Physics Department, Technische Universität München, 85748 Garching, Germany Dresden High Magnetic Field Laboratory (HLD-EMFL), Helmholtz-Zentrum Dresden-Rossendorf, 01328 Dresden, Germany Institute for Quantum Materials and Technologies (IQMT), Karlsruhe Institute of Technology, 76344 Eggenstein-Leopoldshafen, Germany (Dated: June 25, 2021)