Supparesk Rittikulsittichai Electron spin resonance study of Cr3+ and Fe3+ in heat-treated natural sapphire. Thesis (M.Sc. (Physical Chemistry))--Mahidol University, 2004. Retrieved from: https://repository.li.mahidol.ac.th/handle/20.500.14594/105254
Title
Electron spin resonance study of Cr3+ and Fe3+ in heat-treated natural sapphire