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DOE OSTI2020

Materials Data on Sr(AsRu)2 by Materials Project

SrRu2As2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Sr2+ is bonded in a body-centered cubic geometry to eight equivalent As3- atoms. All Sr–As bond lengths are 3.39 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 8-coordinate geometry to four equivalent Sr2+ and four equivalent Ru2+ atoms.

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Materials Data on Sr(FeAs)2 by Materials Project

SrFe2As2 is alpha bismuth trifluoride-derived structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Sr2+ is bonded in a body-centered cubic geometry to eight equivalent As3- atoms. All Sr–As bond lengths are 3.29 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 2.32 Å. As3- is bonded in a 8-coordinate geometry to four equivalent Sr2+ and four equivalent Fe2+ atoms.

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Materials Data on Sr(CuAs)2 by Materials Project

SrCu2As2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Sr2+ is bonded in a body-centered cubic geometry to eight equivalent As3- atoms. All Sr–As bond lengths are 3.30 Å. Cu2+ is bonded to four equivalent As3- atoms to form a mixture of corner and edge-sharing CuAs4 tetrahedra. All Cu–As bond lengths are 2.49 Å. As3- is bonded in a 9-coordinate geometry to four equivalent Sr2+, four equivalent Cu2+, and one As3- atom. The As–As bond length is 2.76 Å.

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Materials Data on Sr(CuSb)2 by Materials Project

SrCu2Sb2 crystallizes in the tetragonal P4/nmm space group. The structure is three-dimensional. Sr2+ is bonded in a 8-coordinate geometry to eight Sb3- atoms. There are four shorter (3.43 Å) and four longer (3.67 Å) Sr–Sb bond lengths. There are two inequivalent Cu2+ sites. In the first Cu2+ site, Cu2+ is bonded in a 5-coordinate geometry to five Sb3- atoms. There are one shorter (2.57 Å) and four longer (2.72 Å) Cu–Sb bond lengths. In the second Cu2+ site, Cu2+ is bonded to four equivalent Sb3- atoms to form a mixture of edge and corner-sharing CuSb4 tetrahedra. All Cu–Sb bond lengths are 2.69 Å. There are two inequivalent Sb3- sites. In the first Sb3- site, Sb3- is bonded in a 9-coordinate geometry to four equivalent Sr2+ and five Cu2+ atoms. In the second Sb3- site, Sb3- is bonded to four equivalent Sr2+ and four equivalent Cu2+ atoms to form a mixture of distorted face and edge-sharing SbSr4Cu4 tetrahedra.

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Materials Data on Sr(MnP)2 by Materials Project

SrMn2P2 crystallizes in the trigonal P-3m1 space group. The structure is three-dimensional. Sr2+ is bonded to six equivalent P3- atoms to form distorted SrP6 octahedra that share corners with twelve equivalent MnP4 tetrahedra, edges with six equivalent SrP6 octahedra, and edges with six equivalent MnP4 tetrahedra. All Sr–P bond lengths are 3.06 Å. Mn2+ is bonded to four equivalent P3- atoms to form MnP4 tetrahedra that share corners with six equivalent SrP6 octahedra, corners with six equivalent MnP4 tetrahedra, edges with three equivalent SrP6 octahedra, and edges with three equivalent MnP4 tetrahedra. The corner-sharing octahedra tilt angles range from 27–47°. There are one shorter (2.27 Å) and three longer (2.32 Å) Mn–P bond lengths. P3- is bonded in a 7-coordinate geometry to three equivalent Sr2+ and four equivalent Mn2+ atoms.

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Materials Data on Sr(CoP)2 by Materials Project

SrCo2P2 is alpha bismuth trifluoride-derived structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Sr2+ is bonded in a body-centered cubic geometry to eight equivalent P3- atoms. All Sr–P bond lengths are 3.20 Å. Co2+ is bonded to four equivalent P3- atoms to form a mixture of edge and corner-sharing CoP4 tetrahedra. All Co–P bond lengths are 2.22 Å. P3- is bonded in a 8-coordinate geometry to four equivalent Sr2+ and four equivalent Co2+ atoms.

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Materials Data on Sr(NiSb)2 by Materials Project

SrNi2Sb2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Sr2+ is bonded in a distorted body-centered cubic geometry to eight equivalent Sb3- atoms. All Sr–Sb bond lengths are 3.51 Å. Ni2+ is bonded to four equivalent Sb3- atoms to form a mixture of edge and corner-sharing NiSb4 tetrahedra. All Ni–Sb bond lengths are 2.53 Å. Sb3- is bonded in a 9-coordinate geometry to four equivalent Sr2+, four equivalent Ni2+, and one Sb3- atom. The Sb–Sb bond length is 3.06 Å.

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Materials Data on Sr(Li2P)2 by Materials Project

Li4SrP2 crystallizes in the trigonal R-3m space group. The structure is three-dimensional. there are two inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded in a trigonal planar geometry to three equivalent P3- atoms. All Li–P bond lengths are 2.49 Å. In the second Li1+ site, Li1+ is bonded to four equivalent P3- atoms to form distorted LiP4 tetrahedra that share corners with nine equivalent SrP6 octahedra, corners with six equivalent LiP4 tetrahedra, edges with three equivalent LiP4 tetrahedra, and a faceface with one SrP6 octahedra. The corner-sharing octahedra tilt angles range from 50–51°. There are one shorter (2.55 Å) and three longer (2.75 Å) Li–P bond lengths. Sr2+ is bonded to six equivalent P3- atoms to form SrP6 octahedra that share corners with eighteen equivalent LiP4 tetrahedra, edges with six equivalent SrP6 octahedra, and faces with two equivalent LiP4 tetrahedra. All Sr–P bond lengths are 3.22 Å. P3- is bonded in a 4-coordinate geometry to seven Li1+ and three equivalent Sr2+ atoms.

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Materials Data on Sr(AsPt)2 by Materials Project

SrPt2As2 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. Sr2+ is bonded in a 8-coordinate geometry to eight Pt2- atoms. There are a spread of Sr–Pt bond distances ranging from 3.20–3.58 Å. There are two inequivalent Pt2- sites. In the first Pt2- site, Pt2- is bonded in a 11-coordinate geometry to four equivalent Sr2+, three equivalent Pt2-, and four equivalent As1+ atoms. There are two shorter (2.99 Å) and one longer (3.01 Å) Pt–Pt bond lengths. There are a spread of Pt–As bond distances ranging from 2.52–2.74 Å. In the second Pt2- site, Pt2- is bonded in a 9-coordinate geometry to four equivalent Sr2+ and five As1+ atoms. There are a spread of Pt–As bond distances ranging from 2.54–2.58 Å. There are two inequivalent As1+ sites. In the first As1+ site, As1+ is bonded to four equivalent Pt2- atoms to form a mixture of corner and edge-sharing AsPt4 tetrahedra. In the second As1+ site, As1+ is bonded in a 5-coordinate geometry to five Pt2- atoms.

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Materials Data on Sr(AlSi)2 by Materials Project

Al2Si2Sr crystallizes in the trigonal P-3m1 space group. The structure is three-dimensional. Sr2+ is bonded to six equivalent Si4- atoms to form SrSi6 octahedra that share corners with twelve equivalent AlSi4 tetrahedra, edges with six equivalent SrSi6 octahedra, and edges with six equivalent AlSi4 tetrahedra. All Sr–Si bond lengths are 3.18 Å. Al3+ is bonded to four equivalent Si4- atoms to form AlSi4 tetrahedra that share corners with six equivalent SrSi6 octahedra, corners with six equivalent AlSi4 tetrahedra, edges with three equivalent SrSi6 octahedra, and edges with three equivalent AlSi4 tetrahedra. The corner-sharing octahedra tilt angles range from 24–50°. There are three shorter (2.54 Å) and one longer (2.60 Å) Al–Si bond lengths. Si4- is bonded to three equivalent Sr2+ and four equivalent Al3+ atoms to form a mixture of distorted edge and corner-sharing SiSr3Al4 pentagonal bipyramids.

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Materials Data on Sr(SiAu)2 by Materials Project

SrAu2Si2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Sr2+ is bonded in a 8-coordinate geometry to eight equivalent Au1- atoms. All Sr–Au bond lengths are 3.39 Å. Au1- is bonded in a 4-coordinate geometry to four equivalent Sr2+ and four equivalent Si atoms. All Au–Si bond lengths are 2.61 Å. Si is bonded in a 5-coordinate geometry to four equivalent Au1- and one Si atom. The Si–Si bond length is 2.38 Å.

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Materials Data on Sr(SbO3)2 by Materials Project

SrSb2O6 crystallizes in the monoclinic C2/c space group. The structure is three-dimensional. Sr2+ is bonded in a distorted hexagonal planar geometry to six O2- atoms. There are a spread of Sr–O bond distances ranging from 2.55–2.85 Å. There are four inequivalent Sb5+ sites. In the first Sb5+ site, Sb5+ is bonded to six O2- atoms to form corner-sharing SbO6 octahedra. The corner-sharing octahedra tilt angles range from 47–51°. There are a spread of Sb–O bond distances ranging from 1.98–2.02 Å. In the second Sb5+ site, Sb5+ is bonded to six O2- atoms to form corner-sharing SbO6 octahedra. The corner-sharing octahedra tilt angles range from 45–51°. There are four shorter (2.00 Å) and two longer (2.03 Å) Sb–O bond lengths. In the third Sb5+ site, Sb5+ is bonded to six O2- atoms to form corner-sharing SbO6 octahedra. The corner-sharing octahedra tilt angles range from 45–49°. There are a spread of Sb–O bond distances ranging from 1.98–2.02 Å. In the fourth Sb5+ site, Sb5+ is bonded to six O2- atoms to form corner-sharing SbO6 octahedra. The corner-sharing octahedra tilt angles range from 45–51°. There are a spread of Sb–O bond distances ranging from 1.99–2.02 Å. There are six inequivalent O2- sites. In the first O2- site, O2- is bonded in a 2-coordinate geometry to one Sr2+ and two Sb5+ atoms. In the second O2- site, O2- is bonded in a 3-coordinate geometry to one Sr2+ and two Sb5+ atoms. In the third O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Sr2+ and two Sb5+ atoms. In the fourth O2- site, O2- is bonded in a 3-coordinate geometry to one Sr2+ and two Sb5+ atoms. In the fifth O2- site, O2- is bonded in a 3-coordinate geometry to one Sr2+ and two Sb5+ atoms. In the sixth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to two Sb5+ atoms.

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Materials Data on Sr(ZnSb)2 by Materials Project

SrZn2Sb2 crystallizes in the trigonal P-3m1 space group. The structure is three-dimensional. Sr2+ is bonded to six equivalent Sb3- atoms to form SrSb6 octahedra that share corners with twelve equivalent ZnSb4 tetrahedra, edges with six equivalent SrSb6 octahedra, and edges with six equivalent ZnSb4 tetrahedra. All Sr–Sb bond lengths are 3.37 Å. Zn2+ is bonded to four equivalent Sb3- atoms to form ZnSb4 tetrahedra that share corners with six equivalent SrSb6 octahedra, corners with six equivalent ZnSb4 tetrahedra, edges with three equivalent SrSb6 octahedra, and edges with three equivalent ZnSb4 tetrahedra. The corner-sharing octahedra tilt angles range from 23–51°. There are three shorter (2.74 Å) and one longer (2.83 Å) Zn–Sb bond lengths. Sb3- is bonded to three equivalent Sr2+ and four equivalent Zn2+ atoms to form a mixture of distorted edge and corner-sharing SbSr3Zn4 pentagonal bipyramids.

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Materials Data on Sr(AsO3)2 by Materials Project

SrAs2O6 is beta Vanadium nitride-derived structured and crystallizes in the trigonal P-31m space group. The structure is three-dimensional. Sr2+ is bonded to six equivalent O2- atoms to form SrO6 octahedra that share corners with twelve equivalent AsO6 octahedra. The corner-sharing octahedral tilt angles are 52°. All Sr–O bond lengths are 2.55 Å. As5+ is bonded to six equivalent O2- atoms to form AsO6 octahedra that share corners with six equivalent SrO6 octahedra and edges with three equivalent AsO6 octahedra. The corner-sharing octahedral tilt angles are 52°. All As–O bond lengths are 1.87 Å. O2- is bonded in a distorted trigonal planar geometry to one Sr2+ and two equivalent As5+ atoms.

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Materials Data on Sr(CuSi)2 by Materials Project

SrCu2Si2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Sr2+ is bonded to eight equivalent Si4- atoms to form SrSi8 hexagonal bipyramids that share corners with sixteen equivalent CuSi4 tetrahedra, edges with four equivalent SrSi8 hexagonal bipyramids, edges with eight equivalent CuSi4 tetrahedra, and faces with four equivalent SrSi8 hexagonal bipyramids. All Sr–Si bond lengths are 3.21 Å. Cu3+ is bonded to four equivalent Si4- atoms to form CuSi4 tetrahedra that share corners with eight equivalent SrSi8 hexagonal bipyramids, corners with four equivalent CuSi4 tetrahedra, edges with four equivalent SrSi8 hexagonal bipyramids, and edges with four equivalent CuSi4 tetrahedra. All Cu–Si bond lengths are 2.45 Å. Si4- is bonded in a 9-coordinate geometry to four equivalent Sr2+, four equivalent Cu3+, and one Si4- atom. The Si–Si bond length is 2.45 Å.

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Materials Data on Sr(SbO3)2 by Materials Project

SrSb2O6 is Hydrophilite-derived structured and crystallizes in the trigonal P-31m space group. The structure is three-dimensional. Sr2+ is bonded to six equivalent O2- atoms to form SrO6 octahedra that share corners with twelve equivalent SbO6 octahedra. The corner-sharing octahedral tilt angles are 53°. All Sr–O bond lengths are 2.58 Å. Sb5+ is bonded to six equivalent O2- atoms to form SbO6 octahedra that share corners with six equivalent SrO6 octahedra and edges with three equivalent SbO6 octahedra. The corner-sharing octahedral tilt angles are 53°. All Sb–O bond lengths are 2.02 Å. O2- is bonded in a distorted trigonal planar geometry to one Sr2+ and two equivalent Sb5+ atoms.

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Materials Data on Sr(AuO2)2 by Materials Project

SrAu2O4 crystallizes in the tetragonal I4_1/a space group. The structure is three-dimensional. Sr2+ is bonded in a 8-coordinate geometry to eight equivalent O2- atoms. There are four shorter (2.63 Å) and four longer (2.68 Å) Sr–O bond lengths. Au3+ is bonded in a square co-planar geometry to four equivalent O2- atoms. All Au–O bond lengths are 2.04 Å. O2- is bonded to two equivalent Sr2+ and two equivalent Au3+ atoms to form a mixture of corner and edge-sharing OSr2Au2 tetrahedra.

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Materials Data on Sr(BO2)2 by Materials Project

SrB2O4 crystallizes in the orthorhombic Pbcn space group. The structure is three-dimensional. Sr2+ is bonded to eight O2- atoms to form distorted edge-sharing SrO8 hexagonal bipyramids. There are a spread of Sr–O bond distances ranging from 2.55–2.78 Å. B3+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of B–O bond distances ranging from 1.34–1.42 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a 2-coordinate geometry to one Sr2+ and two equivalent B3+ atoms. In the second O2- site, O2- is bonded in a distorted single-bond geometry to three equivalent Sr2+ and one B3+ atom.

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