DOE OSTI2020
Ce2Rh3Sb4 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. there are two inequivalent Ce sites. In the first Ce site, Ce is bonded in a 2-coordinate geometry to six Rh and nine Sb atoms. There are a spread of Ce–Rh bond distances ranging from 3.28–3.57 Å. There are a spread of Ce–Sb bond distances ranging from 3.24–3.78 Å. In the second Ce site, Ce is bonded in a 7-coordinate geometry to eight Rh and nine Sb atoms. There are a spread of Ce–Rh bond distances ranging from 3.19–3.72 Å. There are a spread of Ce–Sb bond distances ranging from 3.33–3.81 Å. There are three inequivalent Rh sites. In the first Rh site, Rh is bonded in a 8-coordinate geometry to four Ce and four Sb atoms. There are a spread of Rh–Sb bond distances ranging from 2.61–2.65 Å. In the second Rh site, Rh is bonded in a 10-coordinate geometry to five Ce and five Sb atoms. There are a spread of Rh–Sb bond distances ranging from 2.62–2.70 Å. In the third Rh site, Rh is bonded in a 5-coordinate geometry to five Ce and five Sb atoms. There are a spread of Rh–Sb bond distances ranging from 2.57–2.66 Å. There are four inequivalent Sb sites. In the first Sb site, Sb is bonded in a 4-coordinate geometry to four Ce and four Rh atoms. In the second Sb site, Sb is bonded in a 3-coordinate geometry to five Ce and three Rh atoms. In the third Sb site, Sb is bonded in a 6-coordinate geometry to four Ce and three Rh atoms. In the fourth Sb site, Sb is bonded in a 6-coordinate geometry to five Ce and four Rh atoms.