Author Affiliations

Ronit Sohanpal,^1,* Haonan Ren,² Li Shen,³ Callum Deakin,¹ Alexander M. Heidt,⁴ Thomas W. Hawkins,⁵ John Ballato,⁵ Ursula J. Gibson,⁶ Anna C. Peacock,² and Zhixin Liu^1,*

¹Department of Electronic and Electrical Engineering, University College London, London, UK

²Optoelectronics Research Centre, University of Southampton, Southampton, UK

³Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, China

⁴Institute of Applied Physics, University of Bern, Switzerland

⁵Center for Optical Materials Science and Engineering Technologies, and the Department of Materials Science and Engineering, Clemson University, Clemson, USA

⁶Department of Physics and Porelabs, Norwegian University of Science and Technology, Trondheim, Norway

^*Corresponding author: ronit.sohanpal.14@ucl.ac.uk, zhixin.liu@ucl.ac.uk