Alkali, Luminescent, Photoluminescence spectra, Tetragonal

• Eu-Li-Mo-O
• Eu-Gd-Mo-Na-O
• Ca-Eu-Li-O-Si
• B-Cu-Li-O
• Eu-Li-Mo-Na-O
• alkali
• luminescent
• rare earth
• lanthanoid
• chalcogen