ErFe2Si2

ErFe2Si2 is an intermetallic compound combining erbium (a rare-earth element), iron, and silicon in a defined stoichiometric ratio. This material belongs to the family of rare-earth iron silicides, which are primarily investigated for magnetic and thermal properties in research and specialized applications rather than commodity use. ErFe2Si2 is of particular interest in magnetism research, materials science studies of Kondo lattices and heavy fermion systems, and potentially in high-temperature or magnetic device applications where rare-earth intermetallics offer unique electronic behavior unavailable in conventional alloys.