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At least 217 records · Page 12
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DOE OSTI2020

Materials Data on Eu(FeP3)4 by Materials Project

EuFe4P12 crystallizes in the cubic Im-3 space group. The structure is three-dimensional. Eu2+ is bonded to twelve equivalent P1- atoms to form EuP12 cuboctahedra that share faces with eight equivalent FeP6 octahedra. All Eu–P bond lengths are 3.00 Å. Fe+2.50+ is bonded to six equivalent P1- atoms to form FeP6 octahedra that share corners with six equivalent FeP6 octahedra and faces with two equivalent EuP12 cuboctahedra. The corner-sharing octahedral tilt angles are 60°. All Fe–P bond lengths are 2.25 Å. P1- is bonded in a distorted bent 120 degrees geometry to one Eu2+, two equivalent Fe+2.50+, and two equivalent P1- atoms. There are one shorter (2.29 Å) and one longer (2.35 Å) P–P bond lengths.

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DOE OSTI2020

Materials Data on Eu(FeAs)2 by Materials Project

EuFe2As2 is alpha bismuth trifluoride-derived structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Eu2+ is bonded in a body-centered cubic geometry to eight equivalent As3- atoms. All Eu–As bond lengths are 3.19 Å. Fe2+ is bonded to four equivalent As3- atoms to form a mixture of corner and edge-sharing FeAs4 tetrahedra. All Fe–As bond lengths are 2.31 Å. As3- is bonded in a 4-coordinate geometry to four equivalent Eu2+ and four equivalent Fe2+ atoms.

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DOE OSTI2020

Materials Data on Eu(SiRh)2 by Materials Project

EuRh2Si2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Eu2+ is bonded in a distorted body-centered cubic geometry to eight equivalent Si4- atoms. All Eu–Si bond lengths are 3.20 Å. Rh3+ is bonded to four equivalent Si4- atoms to form a mixture of edge and corner-sharing RhSi4 tetrahedra. All Rh–Si bond lengths are 2.41 Å. Si4- is bonded in a 9-coordinate geometry to four equivalent Eu2+, four equivalent Rh3+, and one Si4- atom. The Si–Si bond length is 2.62 Å.

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DOE OSTI2020

Materials Data on Eu(MnP)2 by Materials Project

EuMn2P2 crystallizes in the trigonal P-3m1 space group. The structure is three-dimensional. Eu2+ is bonded to six equivalent P3- atoms to form EuP6 octahedra that share corners with twelve equivalent MnP4 tetrahedra, edges with six equivalent EuP6 octahedra, and edges with six equivalent MnP4 tetrahedra. All Eu–P bond lengths are 2.95 Å. Mn2+ is bonded to four equivalent P3- atoms to form MnP4 tetrahedra that share corners with six equivalent EuP6 octahedra, corners with six equivalent MnP4 tetrahedra, edges with three equivalent EuP6 octahedra, and edges with three equivalent MnP4 tetrahedra. The corner-sharing octahedra tilt angles range from 27–48°. There are one shorter (2.21 Å) and three longer (2.26 Å) Mn–P bond lengths. P3- is bonded in a 7-coordinate geometry to three equivalent Eu2+ and four equivalent Mn2+ atoms.

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DOE OSTI2020

Materials Data on Eu(SiIr)2 by Materials Project

EuIr2Si2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Eu2+ is bonded in a distorted body-centered cubic geometry to eight equivalent Si4- atoms. All Eu–Si bond lengths are 3.19 Å. Ir3+ is bonded to four equivalent Si4- atoms to form a mixture of edge and corner-sharing IrSi4 tetrahedra. All Ir–Si bond lengths are 2.42 Å. Si4- is bonded in a 9-coordinate geometry to four equivalent Eu2+, four equivalent Ir3+, and one Si4- atom. The Si–Si bond length is 2.59 Å.

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DOE OSTI2020

Materials Data on Eu(SiAg)2 by Materials Project

EuAg2Si2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Eu3+ is bonded to eight equivalent Si4- atoms to form EuSi8 hexagonal bipyramids that share corners with sixteen equivalent AgSi4 tetrahedra, edges with four equivalent EuSi8 hexagonal bipyramids, edges with eight equivalent AgSi4 tetrahedra, and faces with four equivalent EuSi8 hexagonal bipyramids. All Eu–Si bond lengths are 3.27 Å. Ag+2.50+ is bonded to four equivalent Si4- atoms to form AgSi4 tetrahedra that share corners with eight equivalent EuSi8 hexagonal bipyramids, corners with four equivalent AgSi4 tetrahedra, edges with four equivalent EuSi8 hexagonal bipyramids, and edges with four equivalent AgSi4 tetrahedra. All Ag–Si bond lengths are 2.63 Å. Si4- is bonded in a 9-coordinate geometry to four equivalent Eu3+, four equivalent Ag+2.50+, and one Si4- atom. The Si–Si bond length is 2.32 Å.

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DOE OSTI2020

Materials Data on Eu(CuSi)2 by Materials Project

EuCu2Si2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Eu3+ is bonded in a distorted body-centered cubic geometry to eight equivalent Si4- atoms. All Eu–Si bond lengths are 3.13 Å. Cu+2.50+ is bonded to four equivalent Si4- atoms to form a mixture of edge and corner-sharing CuSi4 tetrahedra. All Cu–Si bond lengths are 2.41 Å. Si4- is bonded in a 9-coordinate geometry to four equivalent Eu3+, four equivalent Cu+2.50+, and one Si4- atom. The Si–Si bond length is 2.41 Å.

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DOE OSTI2020

Materials Data on Eu(Mo3S4)2 by Materials Project

EuMo6S8 crystallizes in the trigonal R-3 space group. The structure is three-dimensional. Eu2+ is bonded in a body-centered cubic geometry to eight S2- atoms. There are two shorter (2.81 Å) and six longer (3.11 Å) Eu–S bond lengths. Mo+2.33+ is bonded to five S2- atoms to form a mixture of edge and corner-sharing MoS5 square pyramids. There are a spread of Mo–S bond distances ranging from 2.41–2.59 Å. There are two inequivalent S2- sites. In the first S2- site, S2- is bonded in a 4-coordinate geometry to one Eu2+ and three equivalent Mo+2.33+ atoms. In the second S2- site, S2- is bonded in a 5-coordinate geometry to one Eu2+ and four equivalent Mo+2.33+ atoms.

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DOE OSTI2020

Materials Data on Eu(NiP)2 by Materials Project

EuNi2P2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Eu2+ is bonded in a distorted body-centered cubic geometry to eight equivalent P3- atoms. All Eu–P bond lengths are 3.04 Å. Ni2+ is bonded to four equivalent P3- atoms to form a mixture of edge and corner-sharing NiP4 tetrahedra. All Ni–P bond lengths are 2.30 Å. P3- is bonded in a 9-coordinate geometry to four equivalent Eu2+, four equivalent Ni2+, and one P3- atom. The P–P bond length is 2.41 Å.

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DOE OSTI2020

Materials Data on Eu(AsRu)2 by Materials Project

EuRu2As2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Eu2+ is bonded in a body-centered cubic geometry to eight equivalent As3- atoms. All Eu–As bond lengths are 3.32 Å. Ru2+ is bonded to four equivalent As3- atoms to form a mixture of edge and corner-sharing RuAs4 tetrahedra. All Ru–As bond lengths are 2.44 Å. As3- is bonded in a 9-coordinate geometry to four equivalent Eu2+, four equivalent Ru2+, and one As3- atom. The As–As bond length is 2.92 Å.

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Materials Data on Eu(SiNi)2 by Materials Project

EuNi2Si2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Eu3+ is bonded in a distorted body-centered cubic geometry to eight equivalent Si4- atoms. All Eu–Si bond lengths are 3.13 Å. Ni+2.50+ is bonded to four equivalent Si4- atoms to form a mixture of edge and corner-sharing NiSi4 tetrahedra. All Ni–Si bond lengths are 2.32 Å. Si4- is bonded in a 9-coordinate geometry to four equivalent Eu3+, four equivalent Ni+2.50+, and one Si4- atom. The Si–Si bond length is 2.56 Å.

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DOE OSTI2020

Materials Data on Eu(SbPd)2 by Materials Project

EuPd2Sb2 crystallizes in the tetragonal P4/nmm space group. The structure is three-dimensional. Eu2+ is bonded in a 8-coordinate geometry to eight Sb3- atoms. There are four shorter (3.52 Å) and four longer (3.63 Å) Eu–Sb bond lengths. There are two inequivalent Pd2+ sites. In the first Pd2+ site, Pd2+ is bonded to four equivalent Sb3- atoms to form a mixture of edge and corner-sharing PdSb4 tetrahedra. All Pd–Sb bond lengths are 2.70 Å. In the second Pd2+ site, Pd2+ is bonded in a 5-coordinate geometry to five Sb3- atoms. There are one shorter (2.62 Å) and four longer (2.71 Å) Pd–Sb bond lengths. There are two inequivalent Sb3- sites. In the first Sb3- site, Sb3- is bonded in a 4-coordinate geometry to four equivalent Eu2+ and four equivalent Pd2+ atoms. In the second Sb3- site, Sb3- is bonded in a 9-coordinate geometry to four equivalent Eu2+ and five Pd2+ atoms.

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DOE OSTI2020

Materials Data on Eu(CoAs)2 by Materials Project

EuCo2As2 is alpha bismuth trifluoride-derived structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Eu2+ is bonded in a body-centered cubic geometry to eight equivalent As3- atoms. All Eu–As bond lengths are 3.20 Å. Co2+ is bonded to four equivalent As3- atoms to form a mixture of edge and corner-sharing CoAs4 tetrahedra. All Co–As bond lengths are 2.33 Å. As3- is bonded in a 4-coordinate geometry to four equivalent Eu2+ and four equivalent Co2+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Eu(SiRu)2 by Materials Project

EuRu2Si2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Eu2+ is bonded in a 8-coordinate geometry to eight equivalent Si4- atoms. All Eu–Si bond lengths are 3.30 Å. Ru3+ is bonded to four equivalent Si4- atoms to form a mixture of distorted edge and corner-sharing RuSi4 tetrahedra. All Ru–Si bond lengths are 2.39 Å. Si4- is bonded in a 4-coordinate geometry to four equivalent Eu2+ and four equivalent Ru3+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Eu(PPd)2 by Materials Project

EuPd2P2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Eu2+ is bonded to eight equivalent P3- atoms to form EuP8 hexagonal bipyramids that share corners with sixteen equivalent PdP4 tetrahedra, edges with four equivalent EuP8 hexagonal bipyramids, edges with eight equivalent PdP4 tetrahedra, and faces with four equivalent EuP8 hexagonal bipyramids. All Eu–P bond lengths are 3.17 Å. Pd2+ is bonded to four equivalent P3- atoms to form PdP4 tetrahedra that share corners with eight equivalent EuP8 hexagonal bipyramids, corners with four equivalent PdP4 tetrahedra, edges with four equivalent EuP8 hexagonal bipyramids, and edges with four equivalent PdP4 tetrahedra. All Pd–P bond lengths are 2.50 Å. P3- is bonded in a 9-coordinate geometry to four equivalent Eu2+, four equivalent Pd2+, and one P3- atom. The P–P bond length is 2.22 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Eu(MnSb)2 by Materials Project

EuMn2Sb2 crystallizes in the trigonal P-3m1 space group. The structure is three-dimensional. Eu2+ is bonded to six equivalent Sb3- atoms to form EuSb6 octahedra that share corners with twelve equivalent MnSb4 tetrahedra, edges with six equivalent EuSb6 octahedra, and edges with six equivalent MnSb4 tetrahedra. All Eu–Sb bond lengths are 3.28 Å. Mn2+ is bonded to four equivalent Sb3- atoms to form MnSb4 tetrahedra that share corners with six equivalent EuSb6 octahedra, corners with six equivalent MnSb4 tetrahedra, edges with three equivalent EuSb6 octahedra, and edges with three equivalent MnSb4 tetrahedra. The corner-sharing octahedra tilt angles range from 18–52°. There are three shorter (2.76 Å) and one longer (2.77 Å) Mn–Sb bond lengths. Sb3- is bonded to three equivalent Eu2+ and four equivalent Mn2+ atoms to form a mixture of distorted edge and corner-sharing SbEu3Mn4 pentagonal bipyramids.

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Materials Data on Eu(FeSi)2 by Materials Project

EuFe2Si2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Eu2+ is bonded in a distorted body-centered cubic geometry to eight equivalent Si4- atoms. All Eu–Si bond lengths are 3.16 Å. Fe3+ is bonded to four equivalent Si4- atoms to form a mixture of edge and corner-sharing FeSi4 tetrahedra. All Fe–Si bond lengths are 2.27 Å. Si4- is bonded in a 9-coordinate geometry to four equivalent Eu2+, four equivalent Fe3+, and one Si4- atom. The Si–Si bond length is 2.79 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Eu(Sb3Os)4 by Materials Project

Eu(OsSb3)4 is Upper Bainite-derived structured and crystallizes in the trigonal R-3 space group. The structure is three-dimensional and consists of three europium molecules and one OsSb3 framework. In the OsSb3 framework, there are two inequivalent Os2- sites. In the first Os2- site, Os2- is bonded to six Sb+0.50+ atoms to form corner-sharing OsSb6 octahedra. The corner-sharing octahedral tilt angles are 55°. All Os–Sb bond lengths are 2.72 Å. In the second Os2- site, Os2- is bonded to six equivalent Sb+0.50+ atoms to form corner-sharing OsSb6 octahedra. The corner-sharing octahedral tilt angles are 55°. All Os–Sb bond lengths are 2.72 Å. There are two inequivalent Sb+0.50+ sites. In the first Sb+0.50+ site, Sb+0.50+ is bonded in a bent 120 degrees geometry to two Os2- atoms. In the second Sb+0.50+ site, Sb+0.50+ is bonded in a bent 120 degrees geometry to two equivalent Os2- atoms.

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