Understanding high ordering temperature in Gd${}_6$FeBi${}_2$ magnet: critical behavior, electronic structure and crystal-field analysis

Guoming Cui, Huan Ma, Kam Wa Wong +3

Gd6FeBi2 is reported as the only one room-temperature magnet with a Curie temperature (Tc) of ca. 350 K among more than hundreds of compounds with its structural type, which makes…