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All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on Sr(ClO2)2 by Materials Project

Sr(O2Cl)2 crystallizes in the orthorhombic Ccce space group. The structure is two-dimensional and consists of two Sr(O2Cl)2 sheets oriented in the (0, 1, 0) direction. Sr is bonded in a 8-coordinate geometry to eight equivalent O atoms. All Sr–O bond lengths are 2.65 Å. O is bonded in a trigonal planar geometry to two equivalent Sr and one Cl atom. The O–Cl bond length is 1.59 Å. Cl is bonded in a water-like geometry to two equivalent O atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sr2Cu3(ClO2)2 by Materials Project

Sr2Cu3O4Cl2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Sr2+ is bonded in a 8-coordinate geometry to four equivalent O2- and four equivalent Cl1- atoms. All Sr–O bond lengths are 2.64 Å. All Sr–Cl bond lengths are 3.10 Å. There are two inequivalent Cu2+ sites. In the first Cu2+ site, Cu2+ is bonded in a square co-planar geometry to four equivalent O2- atoms. All Cu–O bond lengths are 1.95 Å. In the second Cu2+ site, Cu2+ is bonded in a square co-planar geometry to four equivalent O2- atoms. All Cu–O bond lengths are 1.94 Å. O2- is bonded to two equivalent Sr2+ and three Cu2+ atoms to form a mixture of distorted corner, edge, and face-sharing OSr2Cu3 trigonal bipyramids. Cl1- is bonded in a 4-coordinate geometry to four equivalent Sr2+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sr3Co2(ClO2)2 by Materials Project

Computed materials data using density functional theory calculations. These calculations determine the electronic structure of bulk materials by solving approximations to the Schrodinger equation. For more information, see https://materialsproject.org/docs/calculations

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sr3Co2(ClO2)2 by Materials Project

Computed materials data using density functional theory calculations. These calculations determine the electronic structure of bulk materials by solving approximations to the Schrodinger equation. For more information, see https://materialsproject.org/docs/calculations

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sr3FeCo(ClO2)2 by Materials Project

Sr3FeCo(O2Cl)2 crystallizes in the tetragonal I4mm space group. The structure is three-dimensional. there are three inequivalent Sr2+ sites. In the first Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to four equivalent O2- and five Cl1- atoms. All Sr–O bond lengths are 2.63 Å. There are four shorter (3.08 Å) and one longer (3.25 Å) Sr–Cl bond lengths. In the second Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to four equivalent O2- and five Cl1- atoms. All Sr–O bond lengths are 2.63 Å. There are four shorter (3.14 Å) and one longer (3.41 Å) Sr–Cl bond lengths. In the third Sr2+ site, Sr2+ is bonded in a body-centered cubic geometry to eight O2- atoms. There are four shorter (2.64 Å) and four longer (2.73 Å) Sr–O bond lengths. Fe2+ is bonded in a distorted rectangular see-saw-like geometry to four equivalent O2- and one Cl1- atom. All Fe–O bond lengths are 2.05 Å. The Fe–Cl bond length is 2.98 Å. Co2+ is bonded to four equivalent O2- and one Cl1- atom to form corner-sharing CoClO4 square pyramids. All Co–O bond lengths are 2.05 Å. The Co–Cl bond length is 2.66 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded to four Sr2+ and two equivalent Fe2+ atoms to form distorted OSr4Fe2 octahedra that share corners with eight OSr4Co2 octahedra, edges with three OSr4Co2 octahedra, and faces with four equivalent OSr4Fe2 octahedra. The corner-sharing octahedra tilt angles range from 2–65°. In the second O2- site, O2- is bonded to four Sr2+ and two equivalent Co2+ atoms to form a mixture of face, edge, and corner-sharing OSr4Co2 octahedra. The corner-sharing octahedra tilt angles range from 2–65°. There are two inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded in a 6-coordinate geometry to five Sr2+ and one Fe2+ atom. In the second Cl1- site, Cl1- is bonded in a 6-coordinate geometry to five Sr2+ and one Co2+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sr3Co2(ClO2)2 by Materials Project

Sr3Co2(O2Cl)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. there are two inequivalent Sr2+ sites. In the first Sr2+ site, Sr2+ is bonded in a body-centered cubic geometry to eight equivalent O2- atoms. All Sr–O bond lengths are 2.68 Å. In the second Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to four equivalent O2- and five equivalent Cl1- atoms. All Sr–O bond lengths are 2.60 Å. There are four shorter (3.10 Å) and one longer (3.42 Å) Sr–Cl bond lengths. Co2+ is bonded to four equivalent O2- and one Cl1- atom to form corner-sharing CoClO4 square pyramids. All Co–O bond lengths are 2.04 Å. The Co–Cl bond length is 2.65 Å. O2- is bonded to four Sr2+ and two equivalent Co2+ atoms to form a mixture of distorted face, edge, and corner-sharing OSr4Co2 octahedra. The corner-sharing octahedra tilt angles range from 0–65°. Cl1- is bonded in a 6-coordinate geometry to five equivalent Sr2+ and one Co2+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sr3Fe2(ClO2)2 by Materials Project

Sr3Fe2(O2Cl)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. there are two inequivalent Sr2+ sites. In the first Sr2+ site, Sr2+ is bonded in a body-centered cubic geometry to eight equivalent O2- atoms. All Sr–O bond lengths are 2.70 Å. In the second Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to four equivalent O2- and five equivalent Cl1- atoms. All Sr–O bond lengths are 2.65 Å. There are four shorter (3.13 Å) and one longer (3.25 Å) Sr–Cl bond lengths. Fe2+ is bonded in a distorted rectangular see-saw-like geometry to four equivalent O2- and one Cl1- atom. All Fe–O bond lengths are 2.04 Å. The Fe–Cl bond length is 2.94 Å. O2- is bonded to four Sr2+ and two equivalent Fe2+ atoms to form a mixture of distorted corner, edge, and face-sharing OSr4Fe2 octahedra. The corner-sharing octahedra tilt angles range from 0–65°. Cl1- is bonded in a 6-coordinate geometry to five equivalent Sr2+ and one Fe2+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sr4Te3(ClO2)4 by Materials Project

Sr4(Te3O8)Cl4 crystallizes in the monoclinic C2 space group. The structure is three-dimensional. there are four inequivalent Sr2+ sites. In the first Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to eight O2- and one Cl1- atom. There are a spread of Sr–O bond distances ranging from 2.60–3.08 Å. The Sr–Cl bond length is 3.05 Å. In the second Sr2+ site, Sr2+ is bonded in a 9-coordinate geometry to eight O2- and one Cl1- atom. There are a spread of Sr–O bond distances ranging from 2.56–3.10 Å. The Sr–Cl bond length is 3.10 Å. In the third Sr2+ site, Sr2+ is bonded in a 8-coordinate geometry to four O2- and four Cl1- atoms. There are a spread of Sr–O bond distances ranging from 2.53–2.76 Å. There are a spread of Sr–Cl bond distances ranging from 2.96–3.17 Å. In the fourth Sr2+ site, Sr2+ is bonded in a 8-coordinate geometry to two O2- and six Cl1- atoms. There are one shorter (2.49 Å) and one longer (2.52 Å) Sr–O bond lengths. There are a spread of Sr–Cl bond distances ranging from 2.90–3.41 Å. There are three inequivalent Te4+ sites. In the first Te4+ site, Te4+ is bonded in a rectangular see-saw-like geometry to four O2- atoms. There are two shorter (1.88 Å) and two longer (2.15 Å) Te–O bond lengths. In the second Te4+ site, Te4+ is bonded in a 3-coordinate geometry to three O2- and one Cl1- atom. There is two shorter (1.89 Å) and one longer (1.93 Å) Te–O bond length. The Te–Cl bond length is 3.20 Å. In the third Te4+ site, Te4+ is bonded in a 3-coordinate geometry to three O2- and one Cl1- atom. There is two shorter (1.88 Å) and one longer (1.92 Å) Te–O bond length. The Te–Cl bond length is 3.28 Å. There are eight inequivalent O2- sites. In the first O2- site, O2- is bonded to three Sr2+ and one Te4+ atom to form a mixture of distorted edge and corner-sharing OSr3Te tetrahedra. In the second O2- site, O2- is bonded to three Sr2+ and one Te4+ atom to form a mixture of distorted edge and corner-sharing OSr3Te tetrahedra. In the third O2- site, O2- is bonded to three Sr2+ and one Te4+ atom to form a mixture of distorted edge and corner-sharing OSr3Te tetrahedra. In the fourth O2- site, O2- is bonded to three Sr2+ and one Te4+ atom to form a mixture of distorted edge and corner-sharing OSr3Te tetrahedra. In the fifth O2- site, O2- is bonded in a 2-coordinate geometry to two equivalent Sr2+ and two Te4+ atoms. In the sixth O2- site, O2- is bonded to three Sr2+ and one Te4+ atom to form a mixture of distorted edge and corner-sharing OSr3Te tetrahedra. In the seventh O2- site, O2- is bonded to three Sr2+ and one Te4+ atom to form a mixture of distorted edge and corner-sharing OSr3Te tetrahedra. In the eighth O2- site, O2- is bonded in a distorted linear geometry to two equivalent Sr2+ and two Te4+ atoms. There are five inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded in a 4-coordinate geometry to four Sr2+ and one Te4+ atom. In the second Cl1- site, Cl1- is bonded in a linear geometry to two equivalent Sr2+ atoms. In the third Cl1- site, Cl1- is bonded in a 2-coordinate geometry to four Sr2+ atoms. In the fourth Cl1- site, Cl1- is bonded in a 1-coordinate geometry to three equivalent Sr2+ and one Te4+ atom. In the fifth Cl1- site, Cl1- is bonded in a linear geometry to two Sr2+ atoms.

36 MATERIALS SCIENCE↗