De la figuera

• Fe-Nd-O-Sr
• Fe-La-O-Sr
• Ba-Fe-La-O
• Eu-Fe-O-Sr
• Fe-O
• magnetic properties
• Moessbauer spectra
• isomer shift
• quadrupole splitting
• hyperfine magnetic field
• transitional
• chalcogen
• quaternary
• lanthanoid
• rare earth
• tetragonal