Apatite, Disordered, Hexagonal, Optical properties

• Ca-H-O-P
• Ce-O-P-Si-Sr
• Ca-F-O-P
• Ca-Eu-La-O-Si
• Ba-Cl-Eu-O-P
• luminescence
• phonons
• photoluminescence spectra
• wavelength for luminescence
• Raman spectra
• disordered
• chalcogen
• apatite
• rare earth
• lanthanoid