Prof. Syamsir Dewang Published on: 20/12/2017 | Author: Pendidikan: Doktor (2002), Optoelectronics, Universitas Indonesia , Jakarta M. Si. (1996), Optoelectronics, Universitas Indonesia , Jakarta Sarjana (1989), Hasanuddin University, Makassar 90245, INDONESIA Permanent Office : Department of Physics, Hasanuddin University Makassar, 90245, INDONESIA. e-mail<a/a> : dewang@fmipa.unhas.ac.id, gmail<a/a> : dewang163@gmail.com Bidang Riset : Fisika Optik dan Spektroskopi Publikasi Terindex Scopus: Dewang, S., Suriani, Hadriani, S., Bannu, Abdullah, B., Physical Properties of Nyamplung Oil (Calophyllum inophyllum L) for Biodiesel Production Journal of Physics: Conference Series (2017). Dewang, S., Akmal, A.S., Abdullah, B., Sarbaini, Measurement of radiation distribution for radon (Rn) and thoron (Th) concentrations in heritage Gua Batu and Gua mimpi of maros regency, South Sulawesi AIP Conference Proceedings (2017). Dewang, S., Bannu, Diana, Lestari, E.S., Nurdin, W.B., Temperature and catalyst variations for optimal biodiesel oil production from Callophyllum Inophyllum L using esterification and transesterification (ESTRANS) process, International Journal of Renewable Energy Research, (2017). Today, we brought you some very good video tutorials from scott edit-proofread.com/ youtube channel.