Author Affiliations

S. Höfling,^1,2 C. Schneider,¹ A. Rahimi-Iman,¹ N.Y. Kim,^3,4 M. Amthor,¹ J. Fischer,¹ M. Lermer,¹ I.G. Savenko,^5,6 I.G Shelykh,^5,6 V.D. Kulakovskii,⁷ L. Worschech,¹ M. Kamp,¹ S. Reitzenstein,^1,8 M. Durnev,⁹ A.V. Kavokin,^9,10 A. Forchel,¹ and Y. Yamamoto^3,11,*

¹University of Würzburg, Am Hubland, 97074 Würzburg, Germany

²SUPA, School of Physics and Astronomy, University of St Andrews, St Andrews, KY16 9SS, United Kingdom

³E.L. Ginzton Laboratory, Stanford University,, Stanford CA, 94305, USA

⁴Institute of Industrial Science, University of Tokyo, 4-6-1 Komaba, Meguro-ku, Tokyo 153-8505, Japan

⁵Science Institute, University of Iceland, Dunhaga 3, IS-107, Reykjavik, Iceland

⁶Division of Physics and Applied Physics, Nanyang Technological University 637371, Singapore

⁷Institute of Solid State Physics, Russian Academy of Science, Chernogolovka 142432, Russia

⁸Institut für Festkörperphysik, Technische Universität Berlin, Hardenbergstraße 36, D-10623 Berlin, Germany

⁹Spin Optics Laboratory, St-Petersburg State University, 1, Ulianovskaya, St-Petersburg, 198504, Russia

¹⁰Physics and Astronomy School, University of Southampton, Highfield, Southampton, SO171BJ, UK

¹¹National Institute of Informatics, Hitotsubashi, Chiyoda-ku, Tokyo 101-8430, Japan.

^*Corresponding author: yosihisa@stanford.edu