Kim, Optical properties, Transitional, Trigonal

• Fe-Lu-O
• Bi-Fe-O
• Ba-Bi-Na-O-Ti-Zr
• Bi-Na-O-Ti
• Cl-Ru
• optical spectra
• phonons
• luminescence
• Raman spectra
• X-ray absorption spectra
• transitional
• chalcogen
• oxide
• non-disordered
• disordered