Borate, Chalcogen, Nonmetal, Optical properties, Tetragonal

• B-Cu-O
• B-Cu-Li-O
• B-Li-O
• Al-B-Ce-La-O-Sr
• B-Cs-Li-O
• luminescence
• phonons
• photoluminescence spectra
• optical absorption
• non-linear optics
• metalloid
• nonmetal
• chalcogen
• borate
• disordered