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DOE OSTI2020

Materials Data on EuBrO2 by Materials Project

EuO2Br crystallizes in the monoclinic P2_1/m space group. The structure is three-dimensional. Eu is bonded in a 6-coordinate geometry to six O and three equivalent Br atoms. There are a spread of Eu–O bond distances ranging from 2.31–2.39 Å. There are one shorter (3.30 Å) and two longer (3.32 Å) Eu–Br bond lengths. There are two inequivalent O sites. In the first O site, O is bonded in a trigonal non-coplanar geometry to three equivalent Eu atoms. In the second O site, O is bonded in a trigonal non-coplanar geometry to three equivalent Eu atoms. Br is bonded in a distorted trigonal non-coplanar geometry to three equivalent Eu atoms.

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Materials Data on Eu3Cr by Materials Project

Eu3Cr is Uranium Silicide structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Eu is bonded to eight equivalent Eu and four equivalent Cr atoms to form distorted EuEu8Cr4 cuboctahedra that share corners with twelve equivalent EuEu8Cr4 cuboctahedra, edges with eight equivalent CrEu12 cuboctahedra, edges with sixteen equivalent EuEu8Cr4 cuboctahedra, faces with four equivalent CrEu12 cuboctahedra, and faces with fourteen equivalent EuEu8Cr4 cuboctahedra. All Eu–Eu bond lengths are 3.68 Å. All Eu–Cr bond lengths are 3.68 Å. Cr is bonded to twelve equivalent Eu atoms to form CrEu12 cuboctahedra that share corners with twelve equivalent CrEu12 cuboctahedra, edges with twenty-four equivalent EuEu8Cr4 cuboctahedra, faces with six equivalent CrEu12 cuboctahedra, and faces with twelve equivalent EuEu8Cr4 cuboctahedra.

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Materials Data on Eu3Y by Materials Project

Eu3Y is Magnesium-derived structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Eu is bonded to eight equivalent Eu and four equivalent Y atoms to form EuEu8Y4 cuboctahedra that share corners with four equivalent YEu12 cuboctahedra, corners with fourteen equivalent EuEu8Y4 cuboctahedra, edges with six equivalent YEu12 cuboctahedra, edges with twelve equivalent EuEu8Y4 cuboctahedra, faces with four equivalent YEu12 cuboctahedra, and faces with sixteen equivalent EuEu8Y4 cuboctahedra. There are a spread of Eu–Eu bond distances ranging from 3.80–3.93 Å. There are two shorter (3.82 Å) and two longer (3.87 Å) Eu–Y bond lengths. Y is bonded to twelve equivalent Eu atoms to form YEu12 cuboctahedra that share corners with six equivalent YEu12 cuboctahedra, corners with twelve equivalent EuEu8Y4 cuboctahedra, edges with eighteen equivalent EuEu8Y4 cuboctahedra, faces with eight equivalent YEu12 cuboctahedra, and faces with twelve equivalent EuEu8Y4 cuboctahedra.

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Materials Data on Eu3Ag by Materials Project

Eu3Ag is Uranium Silicide structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Eu is bonded to eight equivalent Eu and four equivalent Ag atoms to form distorted EuEu8Ag4 cuboctahedra that share corners with twelve equivalent EuEu8Ag4 cuboctahedra, edges with eight equivalent AgEu12 cuboctahedra, edges with sixteen equivalent EuEu8Ag4 cuboctahedra, faces with four equivalent AgEu12 cuboctahedra, and faces with fourteen equivalent EuEu8Ag4 cuboctahedra. All Eu–Eu bond lengths are 3.61 Å. All Eu–Ag bond lengths are 3.61 Å. Ag is bonded to twelve equivalent Eu atoms to form AgEu12 cuboctahedra that share corners with twelve equivalent AgEu12 cuboctahedra, edges with twenty-four equivalent EuEu8Ag4 cuboctahedra, faces with six equivalent AgEu12 cuboctahedra, and faces with twelve equivalent EuEu8Ag4 cuboctahedra.

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Materials Data on CaEu3 by Materials Project

CaEu3 is beta Cu3Ti-like structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Ca is bonded to twelve equivalent Eu atoms to form CaEu12 cuboctahedra that share corners with six equivalent CaEu12 cuboctahedra, corners with twelve equivalent EuCa4Eu8 cuboctahedra, edges with eighteen equivalent EuCa4Eu8 cuboctahedra, faces with eight equivalent CaEu12 cuboctahedra, and faces with twelve equivalent EuCa4Eu8 cuboctahedra. All Ca–Eu bond lengths are 3.99 Å. Eu is bonded to four equivalent Ca and eight equivalent Eu atoms to form EuCa4Eu8 cuboctahedra that share corners with four equivalent CaEu12 cuboctahedra, corners with fourteen equivalent EuCa4Eu8 cuboctahedra, edges with six equivalent CaEu12 cuboctahedra, edges with twelve equivalent EuCa4Eu8 cuboctahedra, faces with four equivalent CaEu12 cuboctahedra, and faces with sixteen equivalent EuCa4Eu8 cuboctahedra. There are six shorter (3.98 Å) and two longer (4.01 Å) Eu–Eu bond lengths.

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Materials Data on Eu3In by Materials Project

Eu3In is beta Cu3Ti-like structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Eu is bonded in a 12-coordinate geometry to eight equivalent Eu and four equivalent In atoms. There are a spread of Eu–Eu bond distances ranging from 3.54–3.91 Å. There are two shorter (3.55 Å) and two longer (3.73 Å) Eu–In bond lengths. In is bonded to twelve equivalent Eu atoms to form a mixture of corner and face-sharing InEu12 cuboctahedra.

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Materials Data on Eu2ZnGe3 by Materials Project

Eu2ZnGe3 crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Eu is bonded in a 12-coordinate geometry to three equivalent Zn and six Ge atoms. All Eu–Zn bond lengths are 3.28 Å. There are three shorter (3.08 Å) and three longer (3.28 Å) Eu–Ge bond lengths. Zn is bonded in a distorted trigonal planar geometry to six equivalent Eu and three equivalent Ge atoms. All Zn–Ge bond lengths are 2.48 Å. There are two inequivalent Ge sites. In the first Ge site, Ge is bonded in a 6-coordinate geometry to three equivalent Eu and three equivalent Ge atoms. All Ge–Ge bond lengths are 2.63 Å. In the second Ge site, Ge is bonded in a distorted trigonal planar geometry to six equivalent Eu and three equivalent Zn atoms.

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Materials Data on EuCO4 by Materials Project

EuCO4 crystallizes in the orthorhombic P2_12_12_1 space group. The structure is three-dimensional. Eu is bonded in a 2-coordinate geometry to ten O atoms. There are a spread of Eu–O bond distances ranging from 2.22–2.76 Å. C is bonded in a trigonal planar geometry to three O atoms. There are a spread of C–O bond distances ranging from 1.28–1.30 Å. There are four inequivalent O sites. In the first O site, O is bonded in a bent 120 degrees geometry to two equivalent Eu atoms. In the second O site, O is bonded in a distorted single-bond geometry to two equivalent Eu and one C atom. In the third O site, O is bonded in a single-bond geometry to three equivalent Eu and one C atom. In the fourth O site, O is bonded in a single-bond geometry to three equivalent Eu and one C atom.

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Materials Data on PrEu3 by Materials Project

Eu3Pr is beta Cu3Ti-like structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Eu is bonded to eight equivalent Eu and four equivalent Pr atoms to form EuPr4Eu8 cuboctahedra that share corners with four equivalent PrEu12 cuboctahedra, corners with fourteen equivalent EuPr4Eu8 cuboctahedra, edges with six equivalent PrEu12 cuboctahedra, edges with twelve equivalent EuPr4Eu8 cuboctahedra, faces with four equivalent PrEu12 cuboctahedra, and faces with sixteen equivalent EuPr4Eu8 cuboctahedra. There are a spread of Eu–Eu bond distances ranging from 3.81–3.94 Å. There are two shorter (3.83 Å) and two longer (3.88 Å) Eu–Pr bond lengths. Pr is bonded to twelve equivalent Eu atoms to form PrEu12 cuboctahedra that share corners with six equivalent PrEu12 cuboctahedra, corners with twelve equivalent EuPr4Eu8 cuboctahedra, edges with eighteen equivalent EuPr4Eu8 cuboctahedra, faces with eight equivalent PrEu12 cuboctahedra, and faces with twelve equivalent EuPr4Eu8 cuboctahedra.

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Materials Data on EuGaAg4 by Materials Project

EuAg4Ga crystallizes in the orthorhombic Cmmm space group. The structure is three-dimensional. Eu is bonded in a 6-coordinate geometry to fourteen Ag and four equivalent Ga atoms. There are a spread of Eu–Ag bond distances ranging from 3.25–3.63 Å. All Eu–Ga bond lengths are 3.74 Å. There are two inequivalent Ag sites. In the first Ag site, Ag is bonded in a 12-coordinate geometry to three equivalent Eu, seven Ag, and two equivalent Ga atoms. There are a spread of Ag–Ag bond distances ranging from 2.86–3.41 Å. Both Ag–Ga bond lengths are 2.76 Å. In the second Ag site, Ag is bonded to four equivalent Eu, six Ag, and two equivalent Ga atoms to form AgEu4Ga2Ag6 cuboctahedra that share corners with four equivalent GaEu4Ag8 cuboctahedra, corners with twelve equivalent AgEu4Ga2Ag6 cuboctahedra, edges with four equivalent GaEu4Ag8 cuboctahedra, edges with six equivalent AgEu4Ga2Ag6 cuboctahedra, faces with four equivalent GaEu4Ag8 cuboctahedra, and faces with six equivalent AgEu4Ga2Ag6 cuboctahedra. Both Ag–Ag bond lengths are 2.96 Å. Both Ag–Ga bond lengths are 2.82 Å. Ga is bonded to four equivalent Eu and eight Ag atoms to form distorted GaEu4Ag8 cuboctahedra that share corners with eight equivalent AgEu4Ga2Ag6 cuboctahedra, corners with eight equivalent GaEu4Ag8 cuboctahedra, edges with two equivalent GaEu4Ag8 cuboctahedra, edges with eight equivalent AgEu4Ga2Ag6 cuboctahedra, faces with two equivalent GaEu4Ag8 cuboctahedra, and faces with eight equivalent AgEu4Ga2Ag6 cuboctahedra.

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Materials Data on Eu3Dy by Materials Project

DyEu3 is Magnesium-derived structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Dy is bonded to twelve equivalent Eu atoms to form DyEu12 cuboctahedra that share corners with six equivalent DyEu12 cuboctahedra, corners with twelve equivalent EuEu8Dy4 cuboctahedra, edges with eighteen equivalent EuEu8Dy4 cuboctahedra, faces with eight equivalent DyEu12 cuboctahedra, and faces with twelve equivalent EuEu8Dy4 cuboctahedra. There are six shorter (3.78 Å) and six longer (3.82 Å) Dy–Eu bond lengths. Eu is bonded to four equivalent Dy and eight equivalent Eu atoms to form EuEu8Dy4 cuboctahedra that share corners with four equivalent DyEu12 cuboctahedra, corners with fourteen equivalent EuEu8Dy4 cuboctahedra, edges with six equivalent DyEu12 cuboctahedra, edges with twelve equivalent EuEu8Dy4 cuboctahedra, faces with four equivalent DyEu12 cuboctahedra, and faces with sixteen equivalent EuEu8Dy4 cuboctahedra. There are a spread of Eu–Eu bond distances ranging from 3.75–3.89 Å.

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Materials Data on EuBr2O by Materials Project

EuOBr2 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Eu is bonded in a 2-coordinate geometry to two equivalent O and seven Br atoms. Both Eu–O bond lengths are 2.25 Å. There are a spread of Eu–Br bond distances ranging from 3.09–3.40 Å. O is bonded in a bent 120 degrees geometry to two equivalent Eu atoms. There are two inequivalent Br sites. In the first Br site, Br is bonded to four equivalent Eu atoms to form a mixture of distorted edge and corner-sharing BrEu4 tetrahedra. In the second Br site, Br is bonded in a trigonal non-coplanar geometry to three equivalent Eu atoms.

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Materials Data on EuNiGe2 by Materials Project

EuNiGe2 crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. Eu is bonded in a 4-coordinate geometry to four equivalent Ni and ten Ge atoms. All Eu–Ni bond lengths are 3.25 Å. There are a spread of Eu–Ge bond distances ranging from 3.19–3.36 Å. Ni is bonded in a 5-coordinate geometry to four equivalent Eu and five Ge atoms. There are a spread of Ni–Ge bond distances ranging from 2.33–2.45 Å. There are two inequivalent Ge sites. In the first Ge site, Ge is bonded in a 1-coordinate geometry to six equivalent Eu, one Ni, and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.57 Å. In the second Ge site, Ge is bonded in a 4-coordinate geometry to four equivalent Eu and four equivalent Ni atoms.

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Materials Data on NdEu3 by Materials Project

Eu3Nd is beta Cu3Ti-like structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Eu is bonded to eight equivalent Eu and four equivalent Nd atoms to form EuNd4Eu8 cuboctahedra that share corners with four equivalent NdEu12 cuboctahedra, corners with fourteen equivalent EuNd4Eu8 cuboctahedra, edges with six equivalent NdEu12 cuboctahedra, edges with twelve equivalent EuNd4Eu8 cuboctahedra, faces with four equivalent NdEu12 cuboctahedra, and faces with sixteen equivalent EuNd4Eu8 cuboctahedra. There are a spread of Eu–Eu bond distances ranging from 3.77–3.89 Å. There are two shorter (3.78 Å) and two longer (3.83 Å) Eu–Nd bond lengths. Nd is bonded to twelve equivalent Eu atoms to form NdEu12 cuboctahedra that share corners with six equivalent NdEu12 cuboctahedra, corners with twelve equivalent EuNd4Eu8 cuboctahedra, edges with eighteen equivalent EuNd4Eu8 cuboctahedra, faces with eight equivalent NdEu12 cuboctahedra, and faces with twelve equivalent EuNd4Eu8 cuboctahedra.

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Materials Data on Eu3Tm by Materials Project

TmEu3 is beta Cu3Ti-like structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Tm is bonded to twelve equivalent Eu atoms to form TmEu12 cuboctahedra that share corners with six equivalent TmEu12 cuboctahedra, corners with twelve equivalent EuEu8Tm4 cuboctahedra, edges with eighteen equivalent EuEu8Tm4 cuboctahedra, faces with eight equivalent TmEu12 cuboctahedra, and faces with twelve equivalent EuEu8Tm4 cuboctahedra. There are six shorter (3.75 Å) and six longer (3.83 Å) Tm–Eu bond lengths. Eu is bonded to four equivalent Tm and eight equivalent Eu atoms to form EuEu8Tm4 cuboctahedra that share corners with four equivalent TmEu12 cuboctahedra, corners with fourteen equivalent EuEu8Tm4 cuboctahedra, edges with six equivalent TmEu12 cuboctahedra, edges with twelve equivalent EuEu8Tm4 cuboctahedra, faces with four equivalent TmEu12 cuboctahedra, and faces with sixteen equivalent EuEu8Tm4 cuboctahedra. There are a spread of Eu–Eu bond distances ranging from 3.75–3.90 Å.

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Materials Data on Eu2Mn5Al12 by Materials Project

Eu2Mn5Al12 crystallizes in the trigonal R-3m space group. The structure is three-dimensional. Eu is bonded in a 3-coordinate geometry to one Mn and fifteen Al atoms. The Eu–Mn bond length is 3.22 Å. There are a spread of Eu–Al bond distances ranging from 3.18–3.65 Å. There are two inequivalent Mn sites. In the first Mn site, Mn is bonded in a 12-coordinate geometry to two equivalent Mn and eight Al atoms. Both Mn–Mn bond lengths are 2.78 Å. There are four shorter (2.53 Å) and four longer (2.57 Å) Mn–Al bond lengths. In the second Mn site, Mn is bonded in a 4-coordinate geometry to one Eu, four Mn, and nine Al atoms. The Mn–Mn bond length is 2.56 Å. There are three shorter (2.65 Å) and six longer (2.87 Å) Mn–Al bond lengths. There are two inequivalent Al sites. In the first Al site, Al is bonded to two equivalent Eu, four Mn, and six Al atoms to form a mixture of distorted edge, face, and corner-sharing AlEu2Mn4Al6 cuboctahedra. There are a spread of Al–Al bond distances ranging from 2.57–2.80 Å. In the second Al site, Al is bonded in a 12-coordinate geometry to three equivalent Eu, three Mn, and six Al atoms. Both Al–Al bond lengths are 2.89 Å.

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Materials Data on La3Eu by Materials Project

EuLa3 is beta Cu3Ti-like structured and crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. Eu is bonded to twelve La atoms to form EuLa12 cuboctahedra that share corners with six equivalent EuLa12 cuboctahedra, corners with twelve LaLa8Eu4 cuboctahedra, edges with eighteen LaLa8Eu4 cuboctahedra, faces with eight equivalent EuLa12 cuboctahedra, and faces with twelve LaLa8Eu4 cuboctahedra. There are a spread of Eu–La bond distances ranging from 3.72–3.78 Å. There are four inequivalent La sites. In the first La site, La is bonded to four equivalent Eu and eight La atoms to form LaLa8Eu4 cuboctahedra that share corners with four equivalent EuLa12 cuboctahedra, corners with fourteen LaLa8Eu4 cuboctahedra, edges with six equivalent EuLa12 cuboctahedra, edges with twelve LaLa8Eu4 cuboctahedra, faces with four equivalent EuLa12 cuboctahedra, and faces with sixteen LaLa8Eu4 cuboctahedra. There are a spread of La–La bond distances ranging from 3.68–3.84 Å. In the second La site, La is bonded to four equivalent Eu and eight La atoms to form LaLa8Eu4 cuboctahedra that share corners with four equivalent EuLa12 cuboctahedra, corners with fourteen LaLa8Eu4 cuboctahedra, edges with six equivalent EuLa12 cuboctahedra, edges with twelve LaLa8Eu4 cuboctahedra, faces with four equivalent EuLa12 cuboctahedra, and faces with sixteen LaLa8Eu4 cuboctahedra. There are a spread of La–La bond distances ranging from 3.68–3.85 Å. In the third La site, La is bonded to four equivalent Eu and eight La atoms to form LaLa8Eu4 cuboctahedra that share corners with four equivalent EuLa12 cuboctahedra, corners with fourteen LaLa8Eu4 cuboctahedra, edges with six equivalent EuLa12 cuboctahedra, edges with twelve LaLa8Eu4 cuboctahedra, faces with four equivalent EuLa12 cuboctahedra, and faces with sixteen LaLa8Eu4 cuboctahedra. In the fourth La site, La is bonded to four equivalent Eu and eight La atoms to form LaLa8Eu4 cuboctahedra that share corners with four equivalent EuLa12 cuboctahedra, corners with fourteen LaLa8Eu4 cuboctahedra, edges with six equivalent EuLa12 cuboctahedra, edges with twelve LaLa8Eu4 cuboctahedra, faces with four equivalent EuLa12 cuboctahedra, and faces with sixteen LaLa8Eu4 cuboctahedra. There are a spread of La–La bond distances ranging from 3.68–3.85 Å.

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Materials Data on EuGe3Pd by Materials Project

EuPdGe3 crystallizes in the tetragonal I4mm space group. The structure is three-dimensional. Eu is bonded in a 12-coordinate geometry to four equivalent Pd and twelve Ge atoms. All Eu–Pd bond lengths are 3.51 Å. There are a spread of Eu–Ge bond distances ranging from 3.30–3.49 Å. Pd is bonded in a 5-coordinate geometry to four equivalent Eu and five Ge atoms. There are one shorter (2.48 Å) and four longer (2.51 Å) Pd–Ge bond lengths. There are two inequivalent Ge sites. In the first Ge site, Ge is bonded in a 2-coordinate geometry to four equivalent Eu, two equivalent Pd, and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.73 Å. In the second Ge site, Ge is bonded in a 1-coordinate geometry to four equivalent Eu, one Pd, and four equivalent Ge atoms.

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