Author Affiliations

Meng Huang,^1,* Dong Wu,¹ Haonan Ren,^1,2 Li Shen,^1,3 Thomas W. Hawkins,⁴ John Ballato,⁴ Ursula J. Gibson,⁴ John E. Sipe,⁵ Radan Slavík,¹ Marco Liscidini,⁶ and Anna C. Peacock¹

¹Optoelectronics Research Centre, University of Southampton, Southampton SOQ7 1BJ, UK

²School of Optoelectronic Engineering and Instrumentation Science, Dalian University of Technology, Dalian, China

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

⁴COMSET, Department of Materials Science and Engineering, Clemson University, USA

⁵Department of Physics, University of Toronto, Toronto, Canada M5S 1A7

⁶Department of Physics, University of Pavia, Via Bassi 6, I-27100 Pavia

^*Corresponding author: M.Huang@orc.soton.ac.uk