Ca9Fe[PO4]7 hR270 161

• Ca-Fe-O-P
• Ca-Eu-O-P
• Al-Ca-Eu-O-P
• Ca-La-Nd-O-V-Y
• Ca-Nd-O-V
• structural properties
• optical properties
• luminescence
• values of luminescence
• wavelength for luminescence
• chalcogen
• alkaline
• rare earth
• lanthanoid
• disordered
• trigonal