Alkali, Non-disordered, Phonons, Tetragonal

• Bi-Na-O-W
• H-K-O-P
• Na-Nd-O-Ti
• La-Na-O-Ti
• Na-O-Sm-Ti
• Raman spectra
• infrared spectra
• vibrational spectra
• wavenumber of optical phonon
• wavenumber of longitudinal optical phonon
• non-disordered
• alkali
• transitional
• ternary
• chalcogen