Thitirat Charoonsuk 1, 2, Wanwilai Vittayakorn 1, 5, Rangson Muanghua 3, Naratip Vittayakorn 1, 2, 5
1 Electroceramic Research Laboratory, College of Nanotechnology, King Mongkut’s Institute of Technology Ladkrabang, Bangkok, Thailand, 2 Advanced Material Research Unit, Faculty of Science, King Mongkut’s Institute of Technology Ladkrabang, Bangkok, Thailand, 3 Department of Electronics Engineering, Faculty of Engineering, King Mongkut’s Institute of Technology Ladkrabang, Bangkok, Thailand, 4 Department of Chemistry, Faculty of Science, King Mongkut’s Institute of Technology Ladkrabang, Bangkok, Thailand, 5 Nano-KMITL Center of Excellence on Nanoelectronic Devices, King Mongkut’s Institute of Technology Ladkrabang, Bangkok, Thailand