Wavenumber of longitudinal optical phonon

• Ba-Cu-O-Y
• In-S-Tl
• Ga-Se-Tl
• Ga-S-Tl
• Cu-La-O
• chalcogen
• transitional
• non-disordered
• disordered
• ternary
• monoclinic
• cubic
• tetragonal
• orthorhombic
• hexagonal