1. Division of Physics
and Applied
Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore 637371
2. Laboratory of Physical Biology,
Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai, 201800
3. Institute of Materials Research
and Engineering, Agency for Science, Technologies and Research, Singapore 117602
4. Division of Microelectronics,
School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore 639798