Conductor, Non-disordered, Semiconductor, Phonons, Tetragonal

• O-Ti
• Ba-O-Ti
• Cu-La-O
• O-Sr-Ti
• O-Sn
• Raman spectra
• wavenumber of optical phonon
• vibrational spectra
• infrared spectra
• wavenumber of longitudinal optical phonon
• non-disordered
• conductor
• semiconductor
• chalcogen
• transitional