Alkaline, Irafeo

• Ca-Fe-Gd-O-Ti-Zr
• Ba-Bi-O
• Al-Ca-Fe-Gd-O-Ti-Zr
• Al-Ca-Fe-Gd-O-Th-Zr
• Ca-Ce-Fe-Gd-O-Zr
• Moessbauer spectra
• magnetic properties
• isomer shift
• quadrupole splitting
• structural properties
• chalcogen
• alkaline
• transitional
• rare earth
• lanthanoid
• cubic
• monoclinic
• tetragonal