Chalcogen, Disordered, Lanthanoid, Kim, Photoluminescence spectra

• Eu-O-Y
• Br-Eu-F-O-P-Sr
• Al-Ba-Eu-Mg-O
• Ba-Cl-Eu-O-P
• Ba-Cl-Eu-O-P-Sr
• rare earth
• disordered
• lanthanoid
• chalcogen
• luminescent
• hexagonal
• orthorhombic
• tetragonal
• monoclinic
• cubic