Engineering and industrial technology: materials science : selected peer-reviewed full text papers from the 2nd International Conference on Engineering and Industrial Technololgy (ICEIT 2021, the science track under Silpakorn International Conference on Total Art and Science) : selected peer-reviewed full text papers from the 2nd International Conference on Engineering and Industrial Technololgy (ICEIT 2021, the science track under Silpakorn International Conference on Total Art and Science), November 03-05, 2021, Bangkok, Thailand /