Borate, Chalcogen, Phonons

• B-H-K-Mg-O
• B-Cu-O
• B-H-Na-O
• B-Fe-H-O
• B-Br-O-Pb
• infrared spectra
• wavenumber of optical phonon
• Raman spectra
• vibrational spectra
• wavenumber of longitudinal optical phonon
• borate
• chalcogen
• metalloid
• non-disordered
• quaternary
• monoclinic
• orthorhombic
• trigonal
• triclinic
• tetragonal