Disordered, Transitional, Spectra, Tetragonal

• Fe-Se-Te
• O-Ti
• Cu-La-O-Sr
• Fe-Se
• Fe-Mo-O-Sr
• magnetic properties
• Moessbauer spectra
• optical properties
• optical spectra
• phonons
• transitional
• disordered
• chalcogen
• rare earth
• lanthanoid