Chalcogen, Lanthanoid, Oxide, Transitional, Keller, Tetragonal

• Eu-O-Ti
• Ba-Cu-La-O
• As-F-Fe-O-Sm
• Bi-F-La-O-Se
• As-Fe-O-Sm-Th
• magnetic properties
• structural properties
• superconductivity
• superconducting transition temperature
• resonance spectra
• rare earth
• chalcogen
• oxide
• lanthanoid
• transitional