Chalcogen, Conductor, Luminescent, Luminescence lifetime

• Er-La-O-V
• Er-O-Y-Yb
• Eu-O-Y
• S-Zn
• Ce-Er-O
• luminescent
• chalcogen
• conductor
• semiconductor
• transitional
• cubic
• tetragonal
• monoclinic
• trigonal
• orthorhombic