Author Affiliations

Song Han,^1,2 Longqing Cong,^1,2 Yogesh Kumar Srivastava,^1,2 Bo Qiang,^2,3 Mikhail V. Rybin,^4,5 Wen Xiang Lim,^1,2 Qi Jie Wang,^2,3 Yuri S. Kivshar,^5,6 and Ranjan Singh^1,2,*

¹Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore 637371, Singapore

²Centre for Disruptive Photonic Technologies, The Photonics Institute, Nanyang Technological University, Singapore 639798

³Centre for OptoElectronics and Biophotonics, School of Electrical and Electronic Engineering & The Photonics Institute, Nanyang Technological University, Singapore, 639798, Singapore

⁴Ioffe Institute, St Petersburg 194021, Russia.

⁵Department of Nanophotonics and Metamaterials, ITMO University, St Petersburg 197101, Russia

⁶Nonlinear Physics Center, Australian National University, Canberra ACT 2615, Australia

^*Corresponding author: ranjans@ntu.edu.sg