Chalcogen, Lanthanoid, Rare earth, Hexagonal, Kim

• Ce-Li-O-Si
• Li-O-Si-Tb
• Eu-Li-O-Si
• Ho-Mn-O
• Fe-Ho-Mn-O
• optical properties
• luminescence
• photoluminescence spectra
• phonons
• structural properties
• rare earth
• chalcogen
• lanthanoid
• disordered
• luminescent