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At least 343 records · Page 19

Materials Data on Pr5Mg by Materials Project

MgPr5 crystallizes in the orthorhombic Amm2 space group. The structure is three-dimensional. Mg is bonded in a 10-coordinate geometry to ten Pr atoms. There are a spread of Mg–Pr bond distances ranging from 3.49–3.70 Å. There are five inequivalent Pr sites. In the first Pr site, Pr is bonded to twelve Pr atoms to form PrPr12 cuboctahedra that share corners with eighteen PrPr12 cuboctahedra, edges with ten PrPr10Mg2 cuboctahedra, and faces with eighteen PrPr12 cuboctahedra. There are a spread of Pr–Pr bond distances ranging from 3.61–3.84 Å. In the second Pr site, Pr is bonded to four equivalent Mg and eight Pr atoms to form a mixture of distorted edge, face, and corner-sharing PrPr8Mg4 cuboctahedra. There are a spread of Pr–Pr bond distances ranging from 3.50–3.75 Å. In the third Pr site, Pr is bonded to two equivalent Mg and ten Pr atoms to form a mixture of edge, face, and corner-sharing PrPr10Mg2 cuboctahedra. There are four shorter (3.58 Å) and two longer (3.75 Å) Pr–Pr bond lengths. In the fourth Pr site, Pr is bonded to two equivalent Mg and ten Pr atoms to form distorted PrPr10Mg2 cuboctahedra that share corners with twelve PrPr10Mg2 cuboctahedra, edges with fifteen PrPr12 cuboctahedra, and faces with eighteen PrPr12 cuboctahedra. There are two shorter (3.75 Å) and two longer (3.80 Å) Pr–Pr bond lengths. In the fifth Pr site, Pr is bonded to two equivalent Mg and ten Pr atoms to form distorted PrPr10Mg2 cuboctahedra that share corners with twelve PrPr10Mg2 cuboctahedra, edges with fifteen PrPr8Mg4 cuboctahedra, and faces with eighteen PrPr12 cuboctahedra. Both Pr–Pr bond lengths are 3.75 Å.

36 MATERIALS SCIENCE↗

Materials Data on YbPr11Se16 by Materials Project

YbPr11Se16 crystallizes in the orthorhombic P2_12_12 space group. The structure is three-dimensional. Yb is bonded to eight Se atoms to form distorted YbSe8 hexagonal bipyramids that share corners with eight PrSe8 hexagonal bipyramids, edges with four PrSe8 hexagonal bipyramids, and faces with eight PrSe8 hexagonal bipyramids. There are a spread of Yb–Se bond distances ranging from 3.01–3.21 Å. There are six inequivalent Pr sites. In the first Pr site, Pr is bonded to eight Se atoms to form distorted PrSe8 hexagonal bipyramids that share a cornercorner with one YbSe8 hexagonal bipyramid, corners with seven PrSe8 hexagonal bipyramids, edges with four PrSe8 hexagonal bipyramids, a faceface with one YbSe8 hexagonal bipyramid, and faces with seven PrSe8 hexagonal bipyramids. There are a spread of Pr–Se bond distances ranging from 3.02–3.21 Å. In the second Pr site, Pr is bonded to eight Se atoms to form distorted PrSe8 hexagonal bipyramids that share a cornercorner with one YbSe8 hexagonal bipyramid, corners with seven PrSe8 hexagonal bipyramids, edges with four PrSe8 hexagonal bipyramids, a faceface with one YbSe8 hexagonal bipyramid, and faces with seven PrSe8 hexagonal bipyramids. There are a spread of Pr–Se bond distances ranging from 3.01–3.22 Å. In the third Pr site, Pr is bonded to eight Se atoms to form distorted PrSe8 hexagonal bipyramids that share a cornercorner with one YbSe8 hexagonal bipyramid, corners with seven PrSe8 hexagonal bipyramids, edges with four PrSe8 hexagonal bipyramids, a faceface with one YbSe8 hexagonal bipyramid, and faces with seven PrSe8 hexagonal bipyramids. There are a spread of Pr–Se bond distances ranging from 3.04–3.21 Å. In the fourth Pr site, Pr is bonded to eight Se atoms to form distorted PrSe8 hexagonal bipyramids that share corners with eight PrSe8 hexagonal bipyramids, an edgeedge with one YbSe8 hexagonal bipyramid, edges with three PrSe8 hexagonal bipyramids, and faces with eight PrSe8 hexagonal bipyramids. There are a spread of Pr–Se bond distances ranging from 3.02–3.22 Å. In the fifth Pr site, Pr is bonded to eight Se atoms to form distorted PrSe8 hexagonal bipyramids that share a cornercorner with one YbSe8 hexagonal bipyramid, corners with seven PrSe8 hexagonal bipyramids, edges with four PrSe8 hexagonal bipyramids, a faceface with one YbSe8 hexagonal bipyramid, and faces with seven PrSe8 hexagonal bipyramids. There are a spread of Pr–Se bond distances ranging from 3.03–3.21 Å. In the sixth Pr site, Pr is bonded to eight Se atoms to form distorted PrSe8 hexagonal bipyramids that share corners with eight PrSe8 hexagonal bipyramids, edges with two equivalent YbSe8 hexagonal bipyramids, edges with two equivalent PrSe8 hexagonal bipyramids, and faces with eight PrSe8 hexagonal bipyramids. There are a spread of Pr–Se bond distances ranging from 3.02–3.21 Å. There are eight inequivalent Se sites. In the first Se site, Se is bonded to one Yb and five Pr atoms to form a mixture of distorted edge, face, and corner-sharing SeYbPr5 octahedra. The corner-sharing octahedra tilt angles range from 17–50°. In the second Se site, Se is bonded to six Pr atoms to form distorted SePr6 octahedra that share corners with fifteen SeYbPr5 octahedra, edges with six SeYbPr5 octahedra, and faces with five SePr6 octahedra. The corner-sharing octahedra tilt angles range from 17–50°. In the third Se site, Se is bonded to one Yb and five Pr atoms to form a mixture of distorted edge, face, and corner-sharing SeYbPr5 octahedra. The corner-sharing octahedra tilt angles range from 17–50°. In the fourth Se site, Se is bonded to one Yb and five Pr atoms to form distorted SeYbPr5 octahedra that share corners with fifteen SeYbPr5 octahedra, edges with six SeYbPr5 octahedra, and faces with five SePr6 octahedra. The corner-sharing octahedra tilt angles range from 17–50°. In the fifth Se site, Se is bonded to six Pr atoms to form a mixture of distorted edge, face, and corner-sharing SePr6 octahedra. The corner-sharing octahedra tilt angles range from 16–50°. In the sixth Se site, Se is bonded to six Pr atoms to form a mixture of distorted edge, face, and corner-sharing SePr6 octahedra. The corner-sharing octahedra tilt angles range from 16–50°. In the seventh Se site, Se is bonded to six Pr atoms to form a mixture of distorted edge, face, and corner-sharing SePr6 octahedra. The corner-sharing octahedra tilt angles range from 16–50°. In the eighth Se site, Se is bonded to one Yb and five Pr atoms to form distorted SeYbPr5 octahedra that share corners with fifteen SeYbPr5 octahedra, edges with six SePr6 octahedra, and faces with five SeYbPr5 octahedra. The corner-sharing octahedra tilt angles range from 17–50°.

36 MATERIALS SCIENCE↗

Materials Data on Li2Pr5Sn7 by Materials Project

Li2Pr5Sn7 crystallizes in the orthorhombic P2_12_12_1 space group. The structure is three-dimensional. there are two inequivalent Li sites. In the first Li site, Li is bonded in a 5-coordinate geometry to one Pr and five Sn atoms. The Li–Pr bond length is 3.49 Å. There are a spread of Li–Sn bond distances ranging from 2.90–3.14 Å. In the second Li site, Li is bonded in a 2-coordinate geometry to one Pr and six Sn atoms. The Li–Pr bond length is 3.38 Å. There are a spread of Li–Sn bond distances ranging from 2.79–3.46 Å. There are five inequivalent Pr sites. In the first Pr site, Pr is bonded in a 10-coordinate geometry to one Li and nine Sn atoms. There are a spread of Pr–Sn bond distances ranging from 3.28–3.64 Å. In the second Pr site, Pr is bonded in a 7-coordinate geometry to one Li and eight Sn atoms. There are a spread of Pr–Sn bond distances ranging from 3.22–3.60 Å. In the third Pr site, Pr is bonded in a 7-coordinate geometry to eight Sn atoms. There are a spread of Pr–Sn bond distances ranging from 3.25–3.60 Å. In the fourth Pr site, Pr is bonded in a 7-coordinate geometry to seven Sn atoms. There are a spread of Pr–Sn bond distances ranging from 3.18–3.43 Å. In the fifth Pr site, Pr is bonded in a 7-coordinate geometry to eight Sn atoms. There are a spread of Pr–Sn bond distances ranging from 3.19–3.86 Å. There are seven inequivalent Sn sites. In the first Sn site, Sn is bonded in a 10-coordinate geometry to one Li, six Pr, and three Sn atoms. There are a spread of Sn–Sn bond distances ranging from 3.03–3.25 Å. In the second Sn site, Sn is bonded in a 1-coordinate geometry to one Li, six Pr, and two Sn atoms. There are one shorter (2.97 Å) and one longer (3.02 Å) Sn–Sn bond lengths. In the third Sn site, Sn is bonded in a 2-coordinate geometry to three Li, five Pr, and two Sn atoms. There are one shorter (2.95 Å) and one longer (3.02 Å) Sn–Sn bond lengths. In the fourth Sn site, Sn is bonded in a 9-coordinate geometry to three Li, five Pr, and one Sn atom. In the fifth Sn site, Sn is bonded in a 10-coordinate geometry to one Li, six Pr, and three Sn atoms. The Sn–Sn bond length is 3.14 Å. In the sixth Sn site, Sn is bonded in a 10-coordinate geometry to one Li, six Pr, and three Sn atoms. In the seventh Sn site, Sn is bonded in a 9-coordinate geometry to one Li, six Pr, and two Sn atoms.

36 MATERIALS SCIENCE↗

Materials Data on Pr5S9 by Materials Project

Pr5S9 crystallizes in the monoclinic C2 space group. The structure is three-dimensional. there are five inequivalent Pr+3.60+ sites. In the first Pr+3.60+ site, Pr+3.60+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.88–3.02 Å. In the second Pr+3.60+ site, Pr+3.60+ is bonded in a 9-coordinate geometry to nine S2- atoms. There are a spread of Pr–S bond distances ranging from 2.91–3.09 Å. In the third Pr+3.60+ site, Pr+3.60+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.88–3.04 Å. In the fourth Pr+3.60+ site, Pr+3.60+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.86–3.14 Å. In the fifth Pr+3.60+ site, Pr+3.60+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.87–3.14 Å. There are ten inequivalent S2- sites. In the first S2- site, S2- is bonded in a 4-coordinate geometry to four Pr+3.60+ atoms. In the second S2- site, S2- is bonded in a 4-coordinate geometry to four Pr+3.60+ atoms. In the third S2- site, S2- is bonded in a 8-coordinate geometry to four Pr+3.60+ and four S2- atoms. There are a spread of S–S bond distances ranging from 2.51–2.79 Å. In the fourth S2- site, S2- is bonded to five Pr+3.60+ atoms to form a mixture of distorted edge and corner-sharing SPr5 trigonal bipyramids. In the fifth S2- site, S2- is bonded to five Pr+3.60+ atoms to form a mixture of distorted edge and corner-sharing SPr5 trigonal bipyramids. In the sixth S2- site, S2- is bonded in a 5-coordinate geometry to five Pr+3.60+ atoms. In the seventh S2- site, S2- is bonded to five Pr+3.60+ atoms to form a mixture of distorted edge and corner-sharing SPr5 trigonal bipyramids. In the eighth S2- site, S2- is bonded to five Pr+3.60+ atoms to form a mixture of distorted edge and corner-sharing SPr5 trigonal bipyramids. In the ninth S2- site, S2- is bonded in a 6-coordinate geometry to four Pr+3.60+ and two equivalent S2- atoms. In the tenth S2- site, S2- is bonded in a 5-coordinate geometry to four Pr+3.60+ and one S2- atom.

36 MATERIALS SCIENCE↗

Materials Data on Ba10Pr5Nb(Sn2O15)2 by Materials Project

Ba10Pr5Nb(Sn2O15)2 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are five inequivalent Ba2+ sites. In the first Ba2+ site, Ba2+ is bonded in a 12-coordinate geometry to nine O2- atoms. There are a spread of Ba–O bond distances ranging from 2.86–3.14 Å. In the second Ba2+ site, Ba2+ is bonded in a 12-coordinate geometry to twelve O2- atoms. There are a spread of Ba–O bond distances ranging from 2.84–3.41 Å. In the third Ba2+ site, Ba2+ is bonded in a 12-coordinate geometry to twelve O2- atoms. There are a spread of Ba–O bond distances ranging from 2.84–3.41 Å. In the fourth Ba2+ site, Ba2+ is bonded in a 12-coordinate geometry to twelve O2- atoms. There are a spread of Ba–O bond distances ranging from 2.84–3.41 Å. In the fifth Ba2+ site, Ba2+ is bonded in a 12-coordinate geometry to twelve O2- atoms. There are a spread of Ba–O bond distances ranging from 2.84–3.39 Å. There are three inequivalent Pr+3.80+ sites. In the first Pr+3.80+ site, Pr+3.80+ is bonded to six O2- atoms to form PrO6 octahedra that share a cornercorner with one NbO6 octahedra and corners with five SnO6 octahedra. The corner-sharing octahedral tilt angles are 14°. There are five shorter (2.34 Å) and one longer (2.41 Å) Pr–O bond lengths. In the second Pr+3.80+ site, Pr+3.80+ is bonded to six O2- atoms to form PrO6 octahedra that share a cornercorner with one NbO6 octahedra and corners with five SnO6 octahedra. The corner-sharing octahedra tilt angles range from 13–15°. There are a spread of Pr–O bond distances ranging from 2.34–2.42 Å. In the third Pr+3.80+ site, Pr+3.80+ is bonded to six O2- atoms to form PrO6 octahedra that share corners with two equivalent NbO6 octahedra and corners with four SnO6 octahedra. The corner-sharing octahedral tilt angles are 14°. There are four shorter (2.34 Å) and two longer (2.41 Å) Pr–O bond lengths. Nb5+ is bonded to six O2- atoms to form NbO6 octahedra that share corners with six PrO6 octahedra. The corner-sharing octahedral tilt angles are 14°. All Nb–O bond lengths are 2.02 Å. There are two inequivalent Sn4+ sites. In the first Sn4+ site, Sn4+ is bonded to six O2- atoms to form SnO6 octahedra that share corners with six PrO6 octahedra. The corner-sharing octahedra tilt angles range from 13–15°. All Sn–O bond lengths are 2.09 Å. In the second Sn4+ site, Sn4+ is bonded to six O2- atoms to form SnO6 octahedra that share corners with six PrO6 octahedra. The corner-sharing octahedra tilt angles range from 13–15°. There are five shorter (2.09 Å) and one longer (2.10 Å) Sn–O bond lengths. There are fifteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a 2-coordinate geometry to four Ba2+, one Pr+3.80+, and one Sn4+ atom. In the second O2- site, O2- is bonded in a 2-coordinate geometry to three Ba2+, one Pr+3.80+, and one Sn4+ atom. In the third O2- site, O2- is bonded in a 2-coordinate geometry to four Ba2+, one Pr+3.80+, and one Sn4+ atom. In the fourth O2- site, O2- is bonded in a 2-coordinate geometry to four Ba2+, one Pr+3.80+, and one Sn4+ atom. In the fifth O2- site, O2- is bonded in a 2-coordinate geometry to four Ba2+, one Pr+3.80+, and one Sn4+ atom. In the sixth O2- site, O2- is bonded in a 2-coordinate geometry to four Ba2+, one Pr+3.80+, and one Sn4+ atom. In the seventh O2- site, O2- is bonded in a 2-coordinate geometry to four Ba2+, one Pr+3.80+, and one Sn4+ atom. In the eighth O2- site, O2- is bonded in a 2-coordinate geometry to four Ba2+, one Pr+3.80+, and one Sn4+ atom. In the ninth O2- site, O2- is bonded in a 2-coordinate geometry to three Ba2+, one Pr+3.80+, and one Sn4+ atom. In the tenth O2- site, O2- is bonded in a 2-coordinate geometry to four Ba2+, one Pr+3.80+, and one Sn4+ atom. In the eleventh O2- site, O2- is bonded in a 2-coordinate geometry to four Ba2+, one Pr+3.80+, and one Sn4+ atom. In the twelfth O2- site, O2- is bonded in a 2-coordinate geometry to three Ba2+, one Pr+3.80+, and one Sn4+ atom. In the thirteenth O2- site, O2- is bonded in a 2-coordinate geometry to four Ba2+, one Pr+3.80+, and one Nb5+ atom. In the fourteenth O2- site, O2- is bonded in a 2-coordinate geometry to four Ba2+, one Pr+3.80+, and one Nb5+ atom. In the fifteenth O2- site, O2- is bonded in a 2-coordinate geometry to four Ba2+, one Pr+3.80+, and one Nb5+ atom.

36 MATERIALS SCIENCE↗

Materials Data on K2Pr2H3(S2O9)2 by Materials Project

K2Pr2H3(S2O9)2 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. there are two inequivalent K1+ sites. In the first K1+ site, K1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of K–O bond distances ranging from 2.69–3.13 Å. In the second K1+ site, K1+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of K–O bond distances ranging from 2.80–3.19 Å. There are two inequivalent Pr+3.50+ sites. In the first Pr+3.50+ site, Pr+3.50+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Pr–O bond distances ranging from 2.43–2.66 Å. In the second Pr+3.50+ site, Pr+3.50+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Pr–O bond distances ranging from 2.44–2.84 Å. There are three inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the second H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the third H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. There are four inequivalent S6+ sites. In the first S6+ site, S6+ is bonded in a tetrahedral geometry to four O2- atoms. There is three shorter (1.49 Å) and one longer (1.50 Å) S–O bond length. In the second S6+ site, S6+ is bonded in a tetrahedral geometry to four O2- atoms. There is two shorter (1.48 Å) and two longer (1.50 Å) S–O bond length. In the third S6+ site, S6+ is bonded in a tetrahedral geometry to four O2- atoms. There is two shorter (1.48 Å) and two longer (1.50 Å) S–O bond length. In the fourth S6+ site, S6+ is bonded in a tetrahedral geometry to four O2- atoms. There are a spread of S–O bond distances ranging from 1.48–1.50 Å. There are eighteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the second O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the third O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the fourth O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the fifth O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the sixth O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the seventh O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the eighth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Pr+3.50+ and one S6+ atom. In the ninth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Pr+3.50+ and one S6+ atom. In the tenth O2- site, O2- is bonded in a distorted single-bond geometry to one Pr+3.50+ and one S6+ atom. In the eleventh O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the twelfth O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the thirteenth O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent K1+, one Pr+3.50+, and one S6+ atom. In the fourteenth O2- site, O2- is bonded in a distorted single-bond geometry to two K1+, one Pr+3.50+, and one S6+ atom. In the fifteenth O2- site, O2- is bonded in a 1-coordinate geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the sixteenth O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the seventeenth O2- site, O2- is bonded in a water-like geometry to one K1+, one Pr+3.50+, and two H1+ atoms. In the eighteenth O2- site, O2- is bonded in a single-bond geometry to one K1+, one Pr+3.50+, and one H1+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Pr6N8O33 by Materials Project

Pr6N8O33 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are three inequivalent Pr sites. In the first Pr site, Pr is bonded in a 7-coordinate geometry to seven O atoms. There are a spread of Pr–O bond distances ranging from 2.37–2.66 Å. In the second Pr site, Pr is bonded in a 7-coordinate geometry to seven O atoms. There are a spread of Pr–O bond distances ranging from 2.36–2.64 Å. In the third Pr site, Pr is bonded in a 9-coordinate geometry to nine O atoms. There are a spread of Pr–O bond distances ranging from 2.42–2.80 Å. There are four inequivalent N sites. In the first N site, N is bonded in a trigonal planar geometry to three O atoms. There are a spread of N–O bond distances ranging from 1.24–1.27 Å. In the second N site, N is bonded in a trigonal planar geometry to three O atoms. There is one shorter (1.25 Å) and two longer (1.27 Å) N–O bond length. In the third N site, N is bonded in a trigonal planar geometry to three O atoms. There is one shorter (1.26 Å) and two longer (1.27 Å) N–O bond length. In the fourth N site, N is bonded in a trigonal planar geometry to three O atoms. There are a spread of N–O bond distances ranging from 1.23–1.29 Å. There are seventeen inequivalent O sites. In the first O site, O is bonded in a trigonal non-coplanar geometry to three Pr atoms. In the second O site, O is bonded in a distorted bent 120 degrees geometry to one Pr and one N atom. In the third O site, O is bonded in a single-bond geometry to one N atom. In the fourth O site, O is bonded in a distorted single-bond geometry to one Pr and one N atom. In the fifth O site, O is bonded in a trigonal non-coplanar geometry to three Pr atoms. In the sixth O site, O is bonded in a trigonal non-coplanar geometry to three Pr atoms. In the seventh O site, O is bonded in a distorted L-shaped geometry to one Pr and one N atom. In the eighth O site, O is bonded in a distorted single-bond geometry to one Pr and one N atom. In the ninth O site, O is bonded in a trigonal non-coplanar geometry to three Pr atoms. In the tenth O site, O is bonded in a single-bond geometry to one N atom. In the eleventh O site, O is bonded in a distorted L-shaped geometry to one Pr and one N atom. In the twelfth O site, O is bonded in a distorted linear geometry to two equivalent Pr atoms. In the thirteenth O site, O is bonded in a distorted bent 150 degrees geometry to one Pr and one N atom. In the fourteenth O site, O is bonded in a distorted single-bond geometry to one Pr and one N atom. In the fifteenth O site, O is bonded in a bent 120 degrees geometry to one Pr and one N atom. In the sixteenth O site, O is bonded in a distorted water-like geometry to one Pr and one N atom. In the seventeenth O site, O is bonded in a distorted water-like geometry to one Pr and one N atom.

36 MATERIALS SCIENCE↗

Materials Data on Pr9O16 by Materials Project

Pr9O16 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are five inequivalent Pr+3.56+ sites. In the first Pr+3.56+ site, Pr+3.56+ is bonded in a body-centered cubic geometry to eight O2- atoms. There are a spread of Pr–O bond distances ranging from 2.45–2.68 Å. In the second Pr+3.56+ site, Pr+3.56+ is bonded to seven O2- atoms to form distorted PrO7 hexagonal pyramids that share a cornercorner with one PrO6 octahedra, a cornercorner with one PrO7 pentagonal bipyramid, edges with two equivalent PrO7 hexagonal pyramids, an edgeedge with one PrO6 octahedra, and edges with two equivalent PrO7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 58°. There are a spread of Pr–O bond distances ranging from 2.41–2.56 Å. In the third Pr+3.56+ site, Pr+3.56+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Pr–O bond distances ranging from 2.39–2.57 Å. In the fourth Pr+3.56+ site, Pr+3.56+ is bonded to six O2- atoms to form a mixture of distorted edge and corner-sharing PrO6 octahedra. There are a spread of Pr–O bond distances ranging from 2.35–2.41 Å. In the fifth Pr+3.56+ site, Pr+3.56+ is bonded to seven O2- atoms to form distorted PrO7 pentagonal bipyramids that share a cornercorner with one PrO7 hexagonal pyramid, a cornercorner with one PrO6 octahedra, edges with two equivalent PrO7 hexagonal pyramids, an edgeedge with one PrO6 octahedra, and an edgeedge with one PrO7 pentagonal bipyramid. The corner-sharing octahedral tilt angles are 51°. There are a spread of Pr–O bond distances ranging from 2.39–2.55 Å. There are eight inequivalent O2- sites. In the first O2- site, O2- is bonded to four Pr+3.56+ atoms to form a mixture of distorted edge and corner-sharing OPr4 tetrahedra. In the second O2- site, O2- is bonded to four Pr+3.56+ atoms to form a mixture of edge and corner-sharing OPr4 tetrahedra. In the third O2- site, O2- is bonded to four Pr+3.56+ atoms to form a mixture of edge and corner-sharing OPr4 tetrahedra. In the fourth O2- site, O2- is bonded to four Pr+3.56+ atoms to form a mixture of distorted edge and corner-sharing OPr4 tetrahedra. In the fifth O2- site, O2- is bonded to four Pr+3.56+ atoms to form a mixture of edge and corner-sharing OPr4 tetrahedra. In the sixth O2- site, O2- is bonded to four Pr+3.56+ atoms to form a mixture of edge and corner-sharing OPr4 tetrahedra. In the seventh O2- site, O2- is bonded to four Pr+3.56+ atoms to form a mixture of distorted edge and corner-sharing OPr4 tetrahedra. In the eighth O2- site, O2- is bonded to four Pr+3.56+ atoms to form a mixture of distorted edge and corner-sharing OPr4 tetrahedra.

36 MATERIALS SCIENCE↗

Materials Data on KPr6OsI10 by Materials Project

KPr6OsI10 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. K is bonded in a 5-coordinate geometry to five I atoms. There are a spread of K–I bond distances ranging from 3.66–4.15 Å. There are four inequivalent Pr sites. In the first Pr site, Pr is bonded to one Os and five I atoms to form a mixture of distorted edge and corner-sharing PrOsI5 octahedra. The corner-sharing octahedra tilt angles range from 1–48°. The Pr–Os bond length is 2.84 Å. There are a spread of Pr–I bond distances ranging from 3.21–3.51 Å. In the second Pr site, Pr is bonded to one Os and five I atoms to form a mixture of distorted edge and corner-sharing PrOsI5 octahedra. The corner-sharing octahedra tilt angles range from 1–49°. The Pr–Os bond length is 2.80 Å. There are a spread of Pr–I bond distances ranging from 3.23–3.61 Å. In the third Pr site, Pr is bonded to one Os and five I atoms to form a mixture of distorted edge and corner-sharing PrOsI5 octahedra. The corner-sharing octahedra tilt angles range from 1–49°. The Pr–Os bond length is 2.84 Å. There are a spread of Pr–I bond distances ranging from 3.22–3.50 Å. In the fourth Pr site, Pr is bonded to one Os and five I atoms to form a mixture of distorted edge and corner-sharing PrOsI5 octahedra. The corner-sharing octahedra tilt angles range from 1–45°. The Pr–Os bond length is 2.82 Å. There are a spread of Pr–I bond distances ranging from 3.24–3.49 Å. Os is bonded in an octahedral geometry to six Pr atoms. There are six inequivalent I sites. In the first I site, I is bonded in a see-saw-like geometry to four Pr atoms. In the second I site, I is bonded in a 3-coordinate geometry to three Pr atoms. In the third I site, I is bonded in a 3-coordinate geometry to one K and three Pr atoms. In the fourth I site, I is bonded in a distorted rectangular see-saw-like geometry to one K and three Pr atoms. In the fifth I site, I is bonded in a 3-coordinate geometry to three Pr atoms. In the sixth I site, I is bonded in a distorted T-shaped geometry to one K and two Pr atoms.

36 MATERIALS SCIENCE↗

Materials Data on Pr6MnS10 by Materials Project

Pr6MnS10 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are twenty-four inequivalent Pr3+ sites. In the first Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.83–3.36 Å. In the second Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.82–3.32 Å. In the third Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.84–3.25 Å. In the fourth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.82–3.24 Å. In the fifth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.83–3.27 Å. In the sixth Pr3+ site, Pr3+ is bonded in a 7-coordinate geometry to seven S2- atoms. There are a spread of Pr–S bond distances ranging from 2.80–3.21 Å. In the seventh Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.82–3.27 Å. In the eighth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.82–3.27 Å. In the ninth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.82–3.33 Å. In the tenth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.84–3.25 Å. In the eleventh Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.81–3.17 Å. In the twelfth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.84–3.13 Å. In the thirteenth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.83–3.31 Å. In the fourteenth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.83–3.11 Å. In the fifteenth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.87–3.11 Å. In the sixteenth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.83–3.23 Å. In the seventeenth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.80–3.36 Å. In the eighteenth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.84–3.21 Å. In the nineteenth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.84–3.17 Å. In the twentieth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.80–3.22 Å. In the twenty-first Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.84–3.17 Å. In the twenty-second Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.84–3.26 Å. In the twenty-third Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.85–3.26 Å. In the twenty-fourth Pr3+ site, Pr3+ is bonded in a distorted hexagonal bipyramidal geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.87–3.16 Å. There are four inequivalent Mn2+ sites. In the first Mn2+ site, Mn2+ is bonded in a 7-coordinate geometry to seven S2- atoms. There are a spread of Mn–S bond distances ranging from 2.55–3.24 Å. In the second Mn2+ site, Mn2+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Mn–S bond distances ranging from 2.49–3.27 Å. In the third Mn2+ site, Mn2+ is bonded in a 6-coordinate geometry to six S2- atoms. There are a spread of Mn–S bond distances ranging from 2.51–3.06 Å. In the fourth Mn2+ site, Mn2+ is bonded in a 2-coordinate geometry to six S2- atoms. There are a spread of Mn–S bond distances ranging from 2.48–2.98 Å. There are forty inequivalent S2- sites. In the first S2- site, S2- is bonded in a 6-coordinate geometry to four Pr3+ and two Mn2+ atoms. In the second S2- site, S2- is bonded in a 6-coordinate geometry to four Pr3+ and two Mn2+ atoms. In the third S2- site, S2- is bonded in a 6-coordinate geometry to four Pr3+ and two Mn2+ atoms. In the fourth S2- site, S2- is bonded in a 5-coordinate geometry to five Pr3+ atoms. In the fifth S2- site, S2- is bonded in a 5-coordinate geometry to four Pr3+ and one Mn2+ atom. In the sixth S2- site, S2- is bonded in a 6-coordinate geometry to five Pr3+ and one Mn2+ atom. In the seventh S2- site, S2- is bonded in a 6-coordinate geometry to four Pr3+ and two Mn2+ atoms. In the eighth S2- site, S2- is bonded in a 6-coordinate geometry to five Pr3+ and one Mn2+ atom. In the ninth S2- site, S2- is bonded in a 6-coordinate geometry to four Pr3+ and two Mn2+ atoms. In the tenth S2- site, S2- is bonded in a 5-coordinate geometry to four Pr3+ and one Mn2+ atom. In the eleventh S2- site, S2- is bonded in a 6-coordinate geometry to five Pr3+ and one Mn2+ atom. In the twelfth S2- site, S2- is bonded in a 5-coordinate geometry to four Pr3+ and one Mn2+ atom. In the thirteenth S2- site, S2- is bonded in a 5-coordinate geometry to five Pr3+ atoms. In the fourteenth S2- site, S2- is bonded in a 6-coordinate geometry to four Pr3+ and two Mn2+ atoms. In the fifteenth S2- site, S2- is bonded in a 5-coordinate geometry to five Pr3+ atoms. In the sixteenth S2- site, S2- is bonded in a 5-coordinate geometry to four Pr3+ and one Mn2+ atom. In the seventeenth S2- site, S2- is bonded in a 5-coordinate geometry to four Pr3+ and one Mn2+ atom. In the eighteenth S2- site, S2- is bonded to five Pr3+ atoms to form distorted SPr5 square pyramids that share corners with two equivalent SPr5 square pyramids, a cornercorner with one SPr5 trigonal bipyramid, an edgeedge with one SPr5 square pyramid, and edges with four SPr4Mn trigonal bipyramids. In the nineteenth S2- site, S2- is bonded in a 6-coordinate geometry to six Pr3+ atoms. In the twentieth S2- site, S2- is bonded to five Pr3+ atoms to form distorted SPr5 square pyramids that share corners with two equivalent SPr5 square pyramids, corners with three SPr4Mn trigonal bipyramids, an edgeedge with one SPr5 square pyramid, edges with two SPr5 trigonal bipyramids, and a faceface with one SPr5 trigonal bipyramid. In the twenty-first S2- site, S2- is bonded in a 6-coordinate geometry to five Pr3+ and one Mn2+ atom. In the twenty-second S2- site, S2- is bonded to four Pr3+ and one Mn2+ atom to form a mixture of distorted edge and corner-sharing SPr4Mn trigonal bipyramids. In the twenty-third S2- site, S2- is bonded to five Pr3+ atoms to form a mixture of distorted edge and corner-sharing SPr5 trigonal bipyramids. In the twenty-fourth S2- site, S2- is bonded in a 6-coordinate geometry to five Pr3+ and one Mn2+ atom. In the twenty-fifth S2- site, S2- is bonded in a 6-coordinate geometry to six Pr3+ atoms. In the twenty-sixth S2- site, S2- is bonded to five Pr3+ atoms to form a mixture of distorted edge, face, and corner-sharing SPr5 square pyramids. In the twenty-seventh S2- site, S2- is bonded to five Pr3+ atoms to form a mixture of distorted edge, face, and corner-sharing SPr5 square pyramids. In the twenty-eighth S2- site, S2- is bonded in a 5-coordinate geometry to four Pr3+ and one Mn2+ atom. In the twenty-ninth S2- site, S2- is bonded in a 6-coordinate geometry to six Pr3+ atoms. In the thirtieth S2- site, S2- is bonded to five Pr3+ atoms to form a mixture of distorted edge, face, and corner-sharing SPr5 square pyramids. In the thirty-first S2- site, S2- is bonded to five Pr3+ atoms to form distorted SPr5 trigonal bipyramids that share corners with three SPr4Mn trigonal bipyramids, edges with three SPr5 square pyramids, an edgeedge with one SPr5 trigonal bipyramid, and a faceface with one SPr5 square pyramid. In the thirty-second S2- site, S2- is bonded in a 6-coordinate geometry to six Pr3+ atoms. In the thirty-third S2- site, S2- is bonded in a 5-coordinate geometry to four Pr3+ and one Mn2+ atom. In the thirty-fourth S2- site, S2- is bonded in a 6-coordinate geometry to five Pr3+ and one Mn2+ atom. In the thirty-fifth S2- site, S2- is bonded in a 6-coordinate geometry to six Pr3+ atoms. In the thirty-sixth S2- site, S2- is bonded to five Pr3+ atoms to form a mixture of distorted edge, face, and corner-sharing SPr5 square pyramids. In the thirty-seventh S2- site, S2- is bonded to five Pr3+ atoms to form a mixture of distorted edge, face, and corner-sharing SPr5 square pyramids. In the thirty-eighth S2- site, S2- is bonded in a 5-coordinate geometry to five Pr3+ atoms. In the thirty-ninth S2- site, S2- is bonded to five Pr3+ atoms to form a mixture of distorted edge, face, and corner-sharing SPr5 square pyramids. In the fortieth S2- site, S2- is bonded in a 6-coordinate geometry to five Pr3+ and one Mn2+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Pr5SiGe2 by Materials Project

Pr5Ge2Si crystallizes in the orthorhombic Amm2 space group. The structure is three-dimensional. there are five inequivalent Pr sites. In the first Pr site, Pr is bonded in a 6-coordinate geometry to four Ge and two equivalent Si atoms. There are a spread of Pr–Ge bond distances ranging from 3.22–3.24 Å. There are one shorter (3.20 Å) and one longer (3.21 Å) Pr–Si bond lengths. In the second Pr site, Pr is bonded in a 5-coordinate geometry to three Ge and two equivalent Si atoms. There are one shorter (3.07 Å) and two longer (3.62 Å) Pr–Ge bond lengths. There are one shorter (3.04 Å) and one longer (3.22 Å) Pr–Si bond lengths. In the third Pr site, Pr is bonded in a 5-coordinate geometry to three Ge and two equivalent Si atoms. There are one shorter (3.24 Å) and two longer (3.63 Å) Pr–Ge bond lengths. Both Pr–Si bond lengths are 3.06 Å. In the fourth Pr site, Pr is bonded in a 3-coordinate geometry to three Ge and two equivalent Si atoms. There are a spread of Pr–Ge bond distances ranging from 3.05–3.22 Å. Both Pr–Si bond lengths are 3.62 Å. In the fifth Pr site, Pr is bonded in a 5-coordinate geometry to five Ge atoms. There are a spread of Pr–Ge bond distances ranging from 3.06–3.62 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to nine Pr atoms. In the second Ge site, Ge is bonded in a 9-coordinate geometry to nine Pr atoms. In the third Ge site, Ge is bonded in a 9-coordinate geometry to nine Pr atoms. Si is bonded in a 9-coordinate geometry to nine Pr atoms.

36 MATERIALS SCIENCE↗

Materials Data on Pr4In8Ni7 by Materials Project

Pr4Ni7In8 is beta Plutonium-derived structured and crystallizes in the orthorhombic Cmmm space group. The structure is three-dimensional. there are three inequivalent Pr sites. In the first Pr site, Pr is bonded in a 6-coordinate geometry to six Ni and six In atoms. There are two shorter (2.85 Å) and four longer (3.42 Å) Pr–Ni bond lengths. There are four shorter (3.42 Å) and two longer (3.48 Å) Pr–In bond lengths. In the second Pr site, Pr is bonded in a 1-coordinate geometry to three Ni and ten In atoms. There are one shorter (2.86 Å) and two longer (3.15 Å) Pr–Ni bond lengths. There are a spread of Pr–In bond distances ranging from 3.33–3.50 Å. In the third Pr site, Pr is bonded in a 6-coordinate geometry to ten Ni and eight In atoms. There are a spread of Pr–Ni bond distances ranging from 3.12–3.28 Å. There are a spread of Pr–In bond distances ranging from 3.32–3.56 Å. There are four inequivalent Ni sites. In the first Ni site, Ni is bonded in a 12-coordinate geometry to two equivalent Pr, four equivalent Ni, and four In atoms. All Ni–Ni bond lengths are 2.56 Å. There are two shorter (2.72 Å) and two longer (2.82 Å) Ni–In bond lengths. In the second Ni site, Ni is bonded in a 9-coordinate geometry to three Pr, one Ni, and five In atoms. The Ni–Ni bond length is 2.40 Å. There are a spread of Ni–In bond distances ranging from 2.62–2.91 Å. In the third Ni site, Ni is bonded in a 10-coordinate geometry to four Pr, one Ni, and five In atoms. The Ni–Ni bond length is 2.81 Å. There are a spread of Ni–In bond distances ranging from 2.60–2.68 Å. In the fourth Ni site, Ni is bonded in a 10-coordinate geometry to three Pr, four Ni, and three In atoms. The Ni–Ni bond length is 2.61 Å. There are one shorter (2.48 Å) and two longer (2.66 Å) Ni–In bond lengths. There are seven inequivalent In sites. In the first In site, In is bonded in a 12-coordinate geometry to four equivalent Pr, two equivalent Ni, and six In atoms. There are a spread of In–In bond distances ranging from 3.03–3.31 Å. In the second In site, In is bonded in a 12-coordinate geometry to two equivalent Pr, four equivalent Ni, and four In atoms. Both In–In bond lengths are 3.02 Å. In the third In site, In is bonded in a 12-coordinate geometry to five Pr, two equivalent Ni, and five In atoms. There are a spread of In–In bond distances ranging from 3.10–3.19 Å. In the fourth In site, In is bonded to four equivalent Pr, four equivalent Ni, and four equivalent In atoms to form distorted face-sharing InPr4In4Ni4 cuboctahedra. In the fifth In site, In is bonded to four equivalent Pr and eight Ni atoms to form distorted face-sharing InPr4Ni8 cuboctahedra. In the sixth In site, In is bonded in a 12-coordinate geometry to five Pr, six Ni, and one In atom. In the seventh In site, In is bonded in a distorted water-like geometry to four Pr, two equivalent Ni, and six In atoms.

36 MATERIALS SCIENCE↗

Materials Data on CsPr6FeI10 by Materials Project

CsPr6FeI10 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Cs is bonded in a 6-coordinate geometry to six I atoms. There are a spread of Cs–I bond distances ranging from 4.01–4.35 Å. There are four inequivalent Pr sites. In the first Pr site, Pr is bonded in a 6-coordinate geometry to one Fe and five I atoms. The Pr–Fe bond length is 2.63 Å. There are a spread of Pr–I bond distances ranging from 3.24–3.70 Å. In the second Pr site, Pr is bonded to one Fe and five I atoms to form a mixture of distorted edge and corner-sharing PrFeI5 octahedra. The corner-sharing octahedra tilt angles range from 40–43°. The Pr–Fe bond length is 2.66 Å. There are a spread of Pr–I bond distances ranging from 3.24–3.59 Å. In the third Pr site, Pr is bonded to one Fe and five I atoms to form a mixture of edge and corner-sharing PrFeI5 octahedra. The corner-sharing octahedra tilt angles range from 1–48°. The Pr–Fe bond length is 2.82 Å. There are a spread of Pr–I bond distances ranging from 3.20–3.51 Å. In the fourth Pr site, Pr is bonded to one Fe and five I atoms to form a mixture of distorted edge and corner-sharing PrFeI5 octahedra. The corner-sharing octahedra tilt angles range from 1–48°. The Pr–Fe bond length is 2.82 Å. There are a spread of Pr–I bond distances ranging from 3.19–3.53 Å. Fe is bonded to six Pr atoms to form FePr6 octahedra that share a cornercorner with one ICsPr3 tetrahedra and an edgeedge with one ICsPr3 tetrahedra. There are six inequivalent I sites. In the first I site, I is bonded in a 4-coordinate geometry to one Cs and three Pr atoms. In the second I site, I is bonded in a 3-coordinate geometry to one Cs and two Pr atoms. In the third I site, I is bonded in a distorted see-saw-like geometry to four Pr atoms. In the fourth I site, I is bonded in a distorted rectangular see-saw-like geometry to one Cs and three Pr atoms. In the fifth I site, I is bonded to one Cs and three Pr atoms to form distorted ICsPr3 tetrahedra that share a cornercorner with one FePr6 octahedra and an edgeedge with one FePr6 octahedra. The corner-sharing octahedral tilt angles are 8°. In the sixth I site, I is bonded in a 3-coordinate geometry to three Pr atoms.

36 MATERIALS SCIENCE↗

Materials Data on Cs2Pr10Os2I17 by Materials Project

Cs2Pr10Os2I17 crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. Cs is bonded to twelve I atoms to form distorted CsI12 cuboctahedra that share corners with fourteen PrOsI5 octahedra, edges with two equivalent CsI12 cuboctahedra, a faceface with one CsI12 cuboctahedra, and faces with six PrOsI5 octahedra. The corner-sharing octahedra tilt angles range from 35–48°. There are a spread of Cs–I bond distances ranging from 4.25–4.56 Å. There are four inequivalent Pr sites. In the first Pr site, Pr is bonded to one Os and five I atoms to form PrOsI5 octahedra that share corners with three equivalent CsI12 cuboctahedra, corners with two PrOsI5 octahedra, edges with six PrOsI5 octahedra, and a faceface with one CsI12 cuboctahedra. The corner-sharing octahedra tilt angles range from 2–9°. The Pr–Os bond length is 2.87 Å. There are a spread of Pr–I bond distances ranging from 3.20–3.50 Å. In the second Pr site, Pr is bonded to one Os and five I atoms to form distorted PrOsI5 octahedra that share corners with two equivalent CsI12 cuboctahedra, corners with five PrOs2I4 octahedra, edges with five PrOsI5 octahedra, and faces with two equivalent CsI12 cuboctahedra. The corner-sharing octahedra tilt angles range from 4–10°. The Pr–Os bond length is 2.79 Å. There are a spread of Pr–I bond distances ranging from 3.27–3.51 Å. In the third Pr site, Pr is bonded to two equivalent Os and four I atoms to form PrOs2I4 octahedra that share corners with four equivalent CsI12 cuboctahedra, corners with three PrOsI5 octahedra, and edges with eight PrOsI5 octahedra. The corner-sharing octahedra tilt angles range from 0–4°. There are one shorter (2.87 Å) and one longer (2.95 Å) Pr–Os bond lengths. There are a spread of Pr–I bond distances ranging from 3.36–3.49 Å. In the fourth Pr site, Pr is bonded to one Os and five I atoms to form distorted PrOsI5 octahedra that share corners with two equivalent CsI12 cuboctahedra, corners with four PrOsI5 octahedra, edges with five PrOsI5 octahedra, and faces with two equivalent CsI12 cuboctahedra. The corner-sharing octahedra tilt angles range from 0–10°. The Pr–Os bond length is 2.76 Å. There are a spread of Pr–I bond distances ranging from 3.23–3.50 Å. Os is bonded to six Pr atoms to form edge-sharing OsPr6 octahedra. There are six inequivalent I sites. In the first I site, I is bonded in a 3-coordinate geometry to one Cs and three Pr atoms. In the second I site, I is bonded in a distorted T-shaped geometry to two equivalent Cs and three Pr atoms. In the third I site, I is bonded in a 4-coordinate geometry to one Cs and three Pr atoms. In the fourth I site, I is bonded in a 3-coordinate geometry to two equivalent Cs and three Pr atoms. In the fifth I site, I is bonded in a distorted square co-planar geometry to four Pr atoms. In the sixth I site, I is bonded in a 2-coordinate geometry to two equivalent Cs and two Pr atoms.

36 MATERIALS SCIENCE↗

Materials Data on Cs2Pr10Co2I17 by Materials Project

Cs2Pr10Co2I17 crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. Cs is bonded to twelve I atoms to form distorted CsI12 cuboctahedra that share corners with fourteen PrCoI5 octahedra, edges with two equivalent CsI12 cuboctahedra, a faceface with one CsI12 cuboctahedra, and faces with six PrCoI5 octahedra. The corner-sharing octahedra tilt angles range from 36–49°. There are a spread of Cs–I bond distances ranging from 4.18–4.52 Å. There are four inequivalent Pr sites. In the first Pr site, Pr is bonded to one Co and five I atoms to form PrCoI5 octahedra that share corners with three equivalent CsI12 cuboctahedra, corners with two PrCoI5 octahedra, edges with six PrCoI5 octahedra, and a faceface with one CsI12 cuboctahedra. The corner-sharing octahedra tilt angles range from 1–10°. The Pr–Co bond length is 2.84 Å. There are a spread of Pr–I bond distances ranging from 3.18–3.46 Å. In the second Pr site, Pr is bonded to one Co and five I atoms to form distorted PrCoI5 octahedra that share corners with two equivalent CsI12 cuboctahedra, corners with five PrCo2I4 octahedra, edges with five PrCoI5 octahedra, and faces with two equivalent CsI12 cuboctahedra. The corner-sharing octahedra tilt angles range from 6–11°. The Pr–Co bond length is 2.71 Å. There are a spread of Pr–I bond distances ranging from 3.23–3.51 Å. In the third Pr site, Pr is bonded to two equivalent Co and four I atoms to form PrCo2I4 octahedra that share corners with four equivalent CsI12 cuboctahedra, corners with three PrCoI5 octahedra, and edges with eight PrCoI5 octahedra. The corner-sharing octahedra tilt angles range from 0–6°. There are one shorter (2.77 Å) and one longer (2.90 Å) Pr–Co bond lengths. There are a spread of Pr–I bond distances ranging from 3.34–3.49 Å. In the fourth Pr site, Pr is bonded to one Co and five I atoms to form distorted PrCoI5 octahedra that share corners with two equivalent CsI12 cuboctahedra, corners with four PrCoI5 octahedra, edges with five PrCoI5 octahedra, and faces with two equivalent CsI12 cuboctahedra. The corner-sharing octahedra tilt angles range from 0–11°. The Pr–Co bond length is 2.66 Å. There are a spread of Pr–I bond distances ranging from 3.22–3.49 Å. Co is bonded to six Pr atoms to form edge-sharing CoPr6 octahedra. There are six inequivalent I sites. In the first I site, I is bonded in a 4-coordinate geometry to one Cs and three Pr atoms. In the second I site, I is bonded in a 3-coordinate geometry to two equivalent Cs and three Pr atoms. In the third I site, I is bonded in a 4-coordinate geometry to one Cs and three Pr atoms. In the fourth I site, I is bonded in a 3-coordinate geometry to two equivalent Cs and three Pr atoms. In the fifth I site, I is bonded in a distorted square co-planar geometry to four Pr atoms. In the sixth I site, I is bonded in a 4-coordinate geometry to two equivalent Cs and two Pr atoms.

36 MATERIALS SCIENCE↗

Materials Data on Cs2Pr10Ru2I17 by Materials Project

Cs2Pr10Ru2I17 crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. Cs is bonded to twelve I atoms to form distorted CsI12 cuboctahedra that share corners with fourteen PrRuI5 octahedra, edges with two equivalent CsI12 cuboctahedra, a faceface with one CsI12 cuboctahedra, and faces with six PrRuI5 octahedra. The corner-sharing octahedra tilt angles range from 35–48°. There are a spread of Cs–I bond distances ranging from 4.25–4.55 Å. There are four inequivalent Pr sites. In the first Pr site, Pr is bonded to one Ru and five I atoms to form distorted PrRuI5 octahedra that share corners with three equivalent CsI12 cuboctahedra, corners with two PrRuI5 octahedra, edges with six PrRuI5 octahedra, and a faceface with one CsI12 cuboctahedra. The corner-sharing octahedra tilt angles range from 2–8°. The Pr–Ru bond length is 2.81 Å. There are a spread of Pr–I bond distances ranging from 3.23–3.49 Å. In the second Pr site, Pr is bonded to one Ru and five I atoms to form distorted PrRuI5 octahedra that share corners with two equivalent CsI12 cuboctahedra, corners with five PrRu2I4 octahedra, edges with five PrRuI5 octahedra, and faces with two equivalent CsI12 cuboctahedra. The corner-sharing octahedra tilt angles range from 3–9°. The Pr–Ru bond length is 2.80 Å. There are a spread of Pr–I bond distances ranging from 3.24–3.50 Å. In the third Pr site, Pr is bonded to two equivalent Ru and four I atoms to form PrRu2I4 octahedra that share corners with four equivalent CsI12 cuboctahedra, corners with three PrRuI5 octahedra, and edges with eight PrRuI5 octahedra. The corner-sharing octahedra tilt angles range from 0–3°. There are one shorter (2.92 Å) and one longer (2.99 Å) Pr–Ru bond lengths. There are a spread of Pr–I bond distances ranging from 3.31–3.44 Å. In the fourth Pr site, Pr is bonded to one Ru and five I atoms to form distorted PrRuI5 octahedra that share corners with two equivalent CsI12 cuboctahedra, corners with four PrRuI5 octahedra, edges with five PrRuI5 octahedra, and faces with two equivalent CsI12 cuboctahedra. The corner-sharing octahedra tilt angles range from 0–9°. The Pr–Ru bond length is 2.81 Å. There are a spread of Pr–I bond distances ranging from 3.20–3.51 Å. Ru is bonded to six Pr atoms to form edge-sharing RuPr6 octahedra. There are six inequivalent I sites. In the first I site, I is bonded in a 3-coordinate geometry to one Cs and three Pr atoms. In the second I site, I is bonded in a distorted T-shaped geometry to two equivalent Cs and three Pr atoms. In the third I site, I is bonded in a 4-coordinate geometry to one Cs and three Pr atoms. In the fourth I site, I is bonded in a 3-coordinate geometry to two equivalent Cs and three Pr atoms. In the fifth I site, I is bonded in a square co-planar geometry to four Pr atoms. In the sixth I site, I is bonded in a 2-coordinate geometry to two equivalent Cs and two Pr atoms.

36 MATERIALS SCIENCE↗

Materials Data on Pr9(Ni13P6)2 by Materials Project

Pr9(Ni13P6)2 crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. there are three inequivalent Pr sites. In the first Pr site, Pr is bonded in a 4-coordinate geometry to twelve Ni and four equivalent P atoms. There are a spread of Pr–Ni bond distances ranging from 2.91–3.19 Å. All Pr–P bond lengths are 3.12 Å. In the second Pr site, Pr is bonded in a 10-coordinate geometry to ten Ni and four equivalent P atoms. There are a spread of Pr–Ni bond distances ranging from 3.02–3.14 Å. All Pr–P bond lengths are 3.00 Å. In the third Pr site, Pr is bonded in a 8-coordinate geometry to ten Ni and six P atoms. There are a spread of Pr–Ni bond distances ranging from 2.99–3.12 Å. There are two shorter (2.95 Å) and four longer (3.00 Å) Pr–P bond lengths. There are eight inequivalent Ni sites. In the first Ni site, Ni is bonded in a 3-coordinate geometry to six equivalent Pr and three equivalent P atoms. All Ni–P bond lengths are 2.31 Å. In the second Ni site, Ni is bonded in a 9-coordinate geometry to six equivalent Pr and three equivalent Ni atoms. All Ni–Ni bond lengths are 2.45 Å. In the third Ni site, Ni is bonded to four Pr and four P atoms to form a mixture of distorted edge, face, and corner-sharing NiPr4P4 tetrahedra. There are two shorter (2.30 Å) and two longer (2.34 Å) Ni–P bond lengths. In the fourth Ni site, Ni is bonded in a distorted single-bond geometry to two equivalent Pr, four equivalent Ni, and one P atom. All Ni–Ni bond lengths are 2.48 Å. The Ni–P bond length is 2.16 Å. In the fifth Ni site, Ni is bonded in a 10-coordinate geometry to two equivalent Pr and eight Ni atoms. There are two shorter (2.39 Å) and two longer (2.52 Å) Ni–Ni bond lengths. In the sixth Ni site, Ni is bonded in a 2-coordinate geometry to six Pr, one Ni, and two equivalent P atoms. Both Ni–P bond lengths are 2.28 Å. In the seventh Ni site, Ni is bonded to four Pr and four P atoms to form a mixture of distorted edge, face, and corner-sharing NiPr4P4 tetrahedra. There are a spread of Ni–P bond distances ranging from 2.30–2.36 Å. In the eighth Ni site, Ni is bonded in a 3-coordinate geometry to three Pr, one Ni, and three P atoms. There are one shorter (2.24 Å) and two longer (2.36 Å) Ni–P bond lengths. There are three inequivalent P sites. In the first P site, P is bonded in a 9-coordinate geometry to two equivalent Pr and seven Ni atoms. In the second P site, P is bonded in a 9-coordinate geometry to four Pr and five Ni atoms. In the third P site, P is bonded in a 9-coordinate geometry to four equivalent Pr and five Ni atoms.

36 MATERIALS SCIENCE↗

Materials Data on Pr2Fe12P7 by Materials Project

Pr2Fe12P7 crystallizes in the monoclinic Pm space group. The structure is three-dimensional. there are two inequivalent Pr sites. In the first Pr site, Pr is bonded in a 12-coordinate geometry to twelve Fe and six P atoms. There are a spread of Pr–Fe bond distances ranging from 3.03–3.19 Å. All Pr–P bond lengths are 2.94 Å. In the second Pr site, Pr is bonded in a 12-coordinate geometry to nine Fe and six P atoms. There are a spread of Pr–Fe bond distances ranging from 3.01–3.12 Å. All Pr–P bond lengths are 2.90 Å. There are twelve inequivalent Fe sites. In the first Fe site, Fe is bonded to three Pr and four P atoms to form a mixture of distorted edge, corner, and face-sharing FePr3P4 tetrahedra. There are two shorter (2.29 Å) and two longer (2.31 Å) Fe–P bond lengths. In the second Fe site, Fe is bonded to three Pr and four P atoms to form a mixture of distorted edge, corner, and face-sharing FePr3P4 tetrahedra. There are three shorter (2.29 Å) and one longer (2.31 Å) Fe–P bond lengths. In the third Fe site, Fe is bonded to three Pr and four P atoms to form a mixture of distorted edge, corner, and face-sharing FePr3P4 tetrahedra. There are two shorter (2.30 Å) and two longer (2.31 Å) Fe–P bond lengths. In the fourth Fe site, Fe is bonded to one Pr and four P atoms to form a mixture of distorted edge, corner, and face-sharing FePrP4 tetrahedra. There are a spread of Fe–P bond distances ranging from 2.14–2.30 Å. In the fifth Fe site, Fe is bonded to one Pr and four P atoms to form a mixture of distorted edge, corner, and face-sharing FePrP4 tetrahedra. There are a spread of Fe–P bond distances ranging from 2.14–2.30 Å. In the sixth Fe site, Fe is bonded to one Pr and four P atoms to form a mixture of distorted edge, corner, and face-sharing FePrP4 tetrahedra. There are a spread of Fe–P bond distances ranging from 2.14–2.30 Å. In the seventh Fe site, Fe is bonded to three Pr and four P atoms to form a mixture of distorted edge, corner, and face-sharing FePr3P4 tetrahedra. There are a spread of Fe–P bond distances ranging from 2.26–2.36 Å. In the eighth Fe site, Fe is bonded to three Pr and four P atoms to form a mixture of distorted edge, corner, and face-sharing FePr3P4 tetrahedra. There are a spread of Fe–P bond distances ranging from 2.27–2.37 Å. In the ninth Fe site, Fe is bonded to three Pr and four P atoms to form a mixture of distorted edge, corner, and face-sharing FePr3P4 tetrahedra. There are a spread of Fe–P bond distances ranging from 2.26–2.37 Å. In the tenth Fe site, Fe is bonded in a 5-coordinate geometry to five P atoms. There are a spread of Fe–P bond distances ranging from 2.26–2.58 Å. In the eleventh Fe site, Fe is bonded in a 5-coordinate geometry to five P atoms. There are a spread of Fe–P bond distances ranging from 2.26–2.56 Å. In the twelfth Fe site, Fe is bonded in a 5-coordinate geometry to five P atoms. There are a spread of Fe–P bond distances ranging from 2.26–2.57 Å. There are seven inequivalent P sites. In the first P site, P is bonded in a 9-coordinate geometry to two equivalent Pr and seven Fe atoms. In the second P site, P is bonded in a 9-coordinate geometry to two equivalent Pr and seven Fe atoms. In the third P site, P is bonded in a 9-coordinate geometry to two equivalent Pr and seven Fe atoms. In the fourth P site, P is bonded in a 9-coordinate geometry to two equivalent Pr and seven Fe atoms. In the fifth P site, P is bonded in a 9-coordinate geometry to two equivalent Pr and seven Fe atoms. In the sixth P site, P is bonded in a 9-coordinate geometry to two equivalent Pr and seven Fe atoms. In the seventh P site, P is bonded in a 3-coordinate geometry to nine Fe atoms.

36 MATERIALS SCIENCE↗