Conductor, Semiconductor, Fe-O, Phonons, Tetragonal

• Ba-Cu-Fe-O-Y
• Cu-Fe-O
• As-Fe-La-O
• Fe-O-Sn
• As-F-Fe-O-Sm
• vibrational spectra
• wavenumber of optical phonon
• Raman spectra
• infrared spectra
• phonon density of states
• semiconductor
• oxide
• conductor
• chalcogen
• transitional