The Color Change of Natural Green Sapphires by Heat Treatment

A. Mungchamnankita, T. Kittiauchawalb×, J. Kaewkhaoc, P. Limsuwand aDepartment of Physics, Faculty of Science, Rangsit University, Pathumtani, 12000, Thailand bFaculty of Science and Technology, Thepsatri Rajabhat University, Lopburi, 15000, Thailand cCenter of Excellence in Glass Technology and Materials Science, Faculty of Science and Technology,Nakhon Pathom Rajabhat University, Nakhon Pathom, 73000, Thailand dThailand Center of Excellence in Physics, […]