Borate, Chalcogen, Rare earth, Monoclinic, Optical properties

• B-Eu-La-O
• B-Eu-O-Y
• B-Ca-O-Y
• B-Eu-Gd-O
• B-Gd-O
• luminescence
• wavelength for luminescence
• phonons
• photoluminescence spectra
• infrared spectra
• rare earth
• chalcogen
• borate
• metalloid
• lanthanoid