1. School of Materials Science and Engineering, Nanyang Technological University, 639798, Singapore
2. State Key Laboratory of Silicon Materials, and School of Material Science & Engineering, Zhejiang University, Hangzhou, Zhejiang 310027, China
3. Centre for
Disruptive Photonic Technologies, School of Physical and Mathematical
Sciences, Nanyang Technological University, 637371, Singapore
4. NOVITAS, Nanoelectronics Centre of Excellence, School of Electrical
and Electronic Engineering, Nanyang Technological University, 639798, Singapore