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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.

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At least 199 records · Page 11

Materials Data on VO2 by Materials Project

VO2 is Rutile structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. V4+ is bonded to six equivalent O2- atoms to form a mixture of corner and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles are 50°. There is two shorter (1.91 Å) and four longer (1.99 Å) V–O bond length. O2- is bonded in a distorted trigonal planar geometry to three equivalent V4+ atoms.

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Materials Data on CrO2 by Materials Project

CrO2 is Rutile structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. Cr4+ is bonded to six equivalent O2- atoms to form a mixture of corner and edge-sharing CrO6 octahedra. The corner-sharing octahedral tilt angles are 50°. There is two shorter (1.92 Å) and four longer (1.95 Å) Cr–O bond length. O2- is bonded in a distorted trigonal planar geometry to three equivalent Cr4+ atoms.

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Materials Data on MnO2 by Materials Project

MnO2 is Rutile-like structured and crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Mn4+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles are 50°. There are a spread of Mn–O bond distances ranging from 1.92–1.95 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three equivalent Mn4+ atoms. In the second O2- site, O2- is bonded in a distorted trigonal planar geometry to three equivalent Mn4+ atoms.

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Materials Data on MnO2 by Materials Project

MnO2 is Rutile-like structured and crystallizes in the tetragonal I4/m space group. The structure is three-dimensional. Mn4+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles are 50°. There are a spread of Mn–O bond distances ranging from 1.92–1.95 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted trigonal planar geometry to three equivalent Mn4+ atoms. In the second O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three equivalent Mn4+ atoms.

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Materials Data on PbO2 by Materials Project

PbO2 is Rutile structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. Pb4+ is bonded to six equivalent O2- atoms to form a mixture of edge and corner-sharing PbO6 octahedra. The corner-sharing octahedral tilt angles are 51°. All Pb–O bond lengths are 2.21 Å. O2- is bonded in a trigonal planar geometry to three equivalent Pb4+ atoms.

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Materials Data on TaO2 by Materials Project

TaO2 is Rutile structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. Ta4+ is bonded to six equivalent O2- atoms to form a mixture of edge and corner-sharing TaO6 octahedra. The corner-sharing octahedral tilt angles are 43°. There are two shorter (2.02 Å) and four longer (2.09 Å) Ta–O bond lengths. O2- is bonded in a distorted T-shaped geometry to three equivalent Ta4+ atoms.

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Materials Data on TeO2 by Materials Project

TeO2 is Rutile structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. Te4+ is bonded to six equivalent O2- atoms to form a mixture of corner and edge-sharing TeO6 octahedra. The corner-sharing octahedral tilt angles are 50°. There are two shorter (2.18 Å) and four longer (2.23 Å) Te–O bond lengths. O2- is bonded in a distorted trigonal planar geometry to three equivalent Te4+ atoms.

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Materials Data on CaCl2 by Materials Project

CaCl2 is Rutile structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. Ca2+ is bonded to six equivalent Cl1- atoms to form a mixture of corner and edge-sharing CaCl6 octahedra. The corner-sharing octahedral tilt angles are 50°. There are four shorter (2.76 Å) and two longer (2.77 Å) Ca–Cl bond lengths. Cl1- is bonded in a distorted trigonal planar geometry to three equivalent Ca2+ atoms.

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Materials Data on MgH2 by Materials Project

MgH2 is Rutile structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. Mg2+ is bonded to six equivalent H1- atoms to form a mixture of corner and edge-sharing MgH6 octahedra. The corner-sharing octahedral tilt angles are 50°. There is two shorter (1.95 Å) and four longer (1.96 Å) Mg–H bond length. H1- is bonded in a trigonal planar geometry to three equivalent Mg2+ atoms.

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Materials Data on NbO2 by Materials Project

NbO2 is Rutile structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. Nb4+ is bonded to six equivalent O2- atoms to form a mixture of edge and corner-sharing NbO6 octahedra. The corner-sharing octahedral tilt angles are 44°. There are two shorter (2.04 Å) and four longer (2.10 Å) Nb–O bond lengths. O2- is bonded in a distorted T-shaped geometry to three equivalent Nb4+ atoms.

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Materials Data on GeO2 by Materials Project

GeO2 is Rutile structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. Ge4+ is bonded to six equivalent O2- atoms to form a mixture of edge and corner-sharing GeO6 octahedra. The corner-sharing octahedral tilt angles are 50°. There is four shorter (1.90 Å) and two longer (1.95 Å) Ge–O bond length. O2- is bonded in a distorted trigonal planar geometry to three equivalent Ge4+ atoms.

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Materials Data on MnO2 by Materials Project

MnO2 is Rutile structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. Mn4+ is bonded to six equivalent O2- atoms to form a mixture of edge and corner-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles are 50°. There is four shorter (1.91 Å) and two longer (1.93 Å) Mn–O bond length. O2- is bonded in a distorted trigonal planar geometry to three equivalent Mn4+ atoms.

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Materials Data on MoO2 by Materials Project

MoO2 is Rutile structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. Mo4+ is bonded to six equivalent O2- atoms to form a mixture of corner and edge-sharing MoO6 octahedra. The corner-sharing octahedral tilt angles are 51°. There are two shorter (2.02 Å) and four longer (2.10 Å) Mo–O bond lengths. O2- is bonded in a distorted trigonal planar geometry to three equivalent Mo4+ atoms.

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Materials Data on VF2 by Materials Project

VF2 is Rutile structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. V2+ is bonded to six equivalent F1- atoms to form a mixture of corner and edge-sharing VF6 octahedra. The corner-sharing octahedral tilt angles are 51°. There are two shorter (2.12 Å) and four longer (2.14 Å) V–F bond lengths. F1- is bonded in a trigonal planar geometry to three equivalent V2+ atoms.

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Materials Data on NiF2 by Materials Project

NiF2 is Rutile structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. Ni2+ is bonded to six equivalent F1- atoms to form a mixture of edge and corner-sharing NiF6 octahedra. The corner-sharing octahedral tilt angles are 50°. There are two shorter (2.02 Å) and four longer (2.03 Å) Ni–F bond lengths. F1- is bonded in a distorted trigonal planar geometry to three equivalent Ni2+ atoms.

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Materials Data on MnF2 by Materials Project

MnF2 is Rutile structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. Mn2+ is bonded to six equivalent F1- atoms to form a mixture of corner and edge-sharing MnF6 octahedra. The corner-sharing octahedral tilt angles are 51°. There are two shorter (2.14 Å) and four longer (2.17 Å) Mn–F bond lengths. F1- is bonded in a trigonal planar geometry to three equivalent Mn2+ atoms.

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Materials Data on SnO2 by Materials Project

SnO2 is Rutile structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. Sn4+ is bonded to six equivalent O2- atoms to form a mixture of edge and corner-sharing SnO6 octahedra. The corner-sharing octahedral tilt angles are 51°. All Sn–O bond lengths are 2.09 Å. O2- is bonded in a trigonal planar geometry to three equivalent Sn4+ atoms.

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Materials Data on CaBr2 by Materials Project

CaBr2 is Rutile structured and crystallizes in the orthorhombic Pnnm space group. The structure is three-dimensional. Ca2+ is bonded to six equivalent Br1- atoms to form a mixture of edge and corner-sharing CaBr6 octahedra. The corner-sharing octahedral tilt angles are 49°. There are four shorter (2.92 Å) and two longer (2.94 Å) Ca–Br bond lengths. Br1- is bonded in a distorted trigonal planar geometry to three equivalent Ca2+ atoms.

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