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All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on BaLi4O3 by Materials Project

Li4BaO3 crystallizes in the monoclinic Cc space group. The structure is three-dimensional. there are eight inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded in a distorted trigonal planar geometry to three O2- atoms. All Li–O bond lengths are 1.89 Å. In the second Li1+ site, Li1+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of Li–O bond distances ranging from 1.95–2.32 Å. In the third Li1+ site, Li1+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of Li–O bond distances ranging from 1.92–2.20 Å. In the fourth Li1+ site, Li1+ is bonded to four O2- atoms to form distorted edge-sharing LiO4 tetrahedra. There are a spread of Li–O bond distances ranging from 1.94–2.12 Å. In the fifth Li1+ site, Li1+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of Li–O bond distances ranging from 1.94–2.14 Å. In the sixth Li1+ site, Li1+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of Li–O bond distances ranging from 1.93–2.18 Å. In the seventh Li1+ site, Li1+ is bonded in a distorted trigonal planar geometry to three O2- atoms. There is two shorter (1.88 Å) and one longer (1.89 Å) Li–O bond length. In the eighth Li1+ site, Li1+ is bonded to four O2- atoms to form distorted edge-sharing LiO4 tetrahedra. There are a spread of Li–O bond distances ranging from 1.97–2.27 Å. There are two inequivalent Ba2+ sites. In the first Ba2+ site, Ba2+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Ba–O bond distances ranging from 2.71–3.02 Å. In the second Ba2+ site, Ba2+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Ba–O bond distances ranging from 2.73–3.01 Å. There are six inequivalent O2- sites. In the first O2- site, O2- is bonded in a 4-coordinate geometry to four Li1+ and two Ba2+ atoms. In the second O2- site, O2- is bonded in a 7-coordinate geometry to five Li1+ and two Ba2+ atoms. In the third O2- site, O2- is bonded in a 6-coordinate geometry to six Li1+ and two equivalent Ba2+ atoms. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to four Li1+ and two Ba2+ atoms. In the fifth O2- site, O2- is bonded in a 7-coordinate geometry to five Li1+ and two Ba2+ atoms. In the sixth O2- site, O2- is bonded in a 6-coordinate geometry to six Li1+ and two equivalent Ba2+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on BaLi4O3 by Materials Project

Li4BaO3 crystallizes in the monoclinic Cc space group. The structure is three-dimensional. there are eight inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded in a distorted trigonal planar geometry to three O2- atoms. All Li–O bond lengths are 1.90 Å. In the second Li1+ site, Li1+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of Li–O bond distances ranging from 1.96–2.34 Å. In the third Li1+ site, Li1+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of Li–O bond distances ranging from 1.94–2.17 Å. In the fourth Li1+ site, Li1+ is bonded to four O2- atoms to form a mixture of distorted corner and face-sharing LiO4 tetrahedra. There are a spread of Li–O bond distances ranging from 1.94–2.13 Å. In the fifth Li1+ site, Li1+ is bonded to four O2- atoms to form a mixture of distorted corner and face-sharing LiO4 tetrahedra. There are a spread of Li–O bond distances ranging from 1.94–2.13 Å. In the sixth Li1+ site, Li1+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of Li–O bond distances ranging from 1.94–2.16 Å. In the seventh Li1+ site, Li1+ is bonded in a distorted trigonal planar geometry to three O2- atoms. All Li–O bond lengths are 1.89 Å. In the eighth Li1+ site, Li1+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of Li–O bond distances ranging from 1.97–2.30 Å. There are two inequivalent Ba2+ sites. In the first Ba2+ site, Ba2+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Ba–O bond distances ranging from 2.71–3.02 Å. In the second Ba2+ site, Ba2+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Ba–O bond distances ranging from 2.73–3.02 Å. There are six inequivalent O2- sites. In the first O2- site, O2- is bonded in a 4-coordinate geometry to four Li1+ and two Ba2+ atoms. In the second O2- site, O2- is bonded in a 7-coordinate geometry to five Li1+ and two Ba2+ atoms. In the third O2- site, O2- is bonded in a 6-coordinate geometry to six Li1+ and two equivalent Ba2+ atoms. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to four Li1+ and two Ba2+ atoms. In the fifth O2- site, O2- is bonded in a 7-coordinate geometry to five Li1+ and two Ba2+ atoms. In the sixth O2- site, O2- is bonded in a 6-coordinate geometry to six Li1+ and two equivalent Ba2+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on BaLiO3 by Materials Project

LiBaO3 is (Cubic) Perovskite structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Li is bonded to six equivalent O atoms to form LiO6 octahedra that share corners with six equivalent LiO6 octahedra and faces with eight equivalent BaO12 cuboctahedra. The corner-sharing octahedral tilt angles are 0°. All Li–O bond lengths are 2.04 Å. Ba is bonded to twelve equivalent O atoms to form BaO12 cuboctahedra that share corners with twelve equivalent BaO12 cuboctahedra, faces with six equivalent BaO12 cuboctahedra, and faces with eight equivalent LiO6 octahedra. All Ba–O bond lengths are 2.89 Å. O is bonded in a distorted linear geometry to two equivalent Li and four equivalent Ba atoms.

36 MATERIALS SCIENCE↗