Alkali, Transitional, Tetragonal, Wavelength for luminescence

• Bi-Na-Nd-O-W
• Er-F-Li-Y
• Eu-La-Mo-Na-O-Tb
• Eu-La-Na-O-W
• Er-La-Li-Mo-O-Yb
• transitional
• alkali
• luminescent
• rare earth
• lanthanoid