1. College of Advanced Manufacturing Innovation, KMITL, Bangkok 10520, Thailand
2. Seagate Technology (Thailand), Teparuk, Mueang, Samutprakarn 10270 Thailand
3. Seagate Technology US NRM Facility, Bloomington, Minnesota 55435, USA
4. Data Storage Technology Research Center, NPRU, Nakhon, Pathom 73000, Thailand