15-vertex frank-kasper, Hexagonal, Moessbauer spectra

• Fe-O-Sr
• Fe-O-Ru-Sr-Ti
• Gd-Mn-Sn
• Ge-Mn-Sm-Sn
• Fe-Ge-Yb
• hyperfine magnetic field
• values of Moessbauer spectra
• isomer shift
• quadrupole splitting
• transitional
• non-disordered
• disordered
• intermetallic
• ferrimagnet