Borate, Chalcogen, Metalloid, Monoclinic, Phonons

• B-Eu-La-O
• B-O-Rb
• B-Na-O-Pb
• B-K-O
• B-H-Na-O
• infrared spectra
• Raman spectra
• wavenumber of optical phonon
• vibrational spectra
• wavenumber of longitudinal optical phonon
• chalcogen
• metalloid
• borate
• non-disordered
• quaternary