1. College of Nanotechnology, King Mongkut's Institute of Technology Ladkrabang (KMITL), Bangkok, 10520, Thailand
2. Synchrotron Light Research Institute (SLRI), Nakhon Ratchasima, 30000, Thailand
3. Thai Microelectronics Center (TMEC), Chachoengsao, 24000, Thailand
4. Thailand and Center of Excellence in Physics (ThEP Center), CHE, 328 SiAyutthaya Rd., Bangkok,, 10400, Thailand