Materials Data on La15(NiO4)8 by Materials Project

Abstract

La15(NiO4)8 crystallizes in the monoclinic Cm space group. The structure is three-dimensional. there are eleven inequivalent La3+ sites. In the first La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.49–2.94 Å. In the second La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.35–2.82 Å. In the third La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.34–2.80 Å. In the fourth La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.35–2.85 Å. In the fifth La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.30–2.87 Å. In the sixth La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.35–2.81 Å. In the seventh La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.32–2.81 Å. In the eighth La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.36–2.75 Å. In the ninth La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.35–2.77 Å. In the tenth La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.35–2.90 Å. In the eleventh La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.35–2.78 Å. There are six inequivalent Ni+2.38+ sites. In the first Ni+2.38+ site, Ni+2.38+ is bonded to six O2- atoms to form corner-sharing NiO6 octahedra. The corner-sharing octahedra tilt angles range from 2–5°. There are a spread of Ni–O bond distances ranging from 1.91–2.31 Å. In the second Ni+2.38+ site, Ni+2.38+ is bonded to six O2- atoms to form corner-sharing NiO6 octahedra. The corner-sharing octahedra tilt angles range from 5–15°. There are a spread of Ni–O bond distances ranging from 1.94–2.33 Å. In the third Ni+2.38+ site, Ni+2.38+ is bonded to six O2- atoms to form corner-sharing NiO6 octahedra. The corner-sharing octahedra tilt angles range from 2–4°. There are a spread of Ni–O bond distances ranging from 1.94–2.24 Å. In the fourth Ni+2.38+ site, Ni+2.38+ is bonded to six O2- atoms to form corner-sharing NiO6 octahedra. The corner-sharing octahedra tilt angles range from 4–15°. There are a spread of Ni–O bond distances ranging from 1.92–2.37 Å. In the fifth Ni+2.38+ site, Ni+2.38+ is bonded to six O2- atoms to form corner-sharing NiO6 octahedra. The corner-sharing octahedra tilt angles range from 3–5°. There are a spread of Ni–O bond distances ranging from 1.94–2.26 Å. In the sixth Ni+2.38+ site, Ni+2.38+ is bonded to six O2- atoms to form corner-sharing NiO6 octahedra. The corner-sharing octahedra tilt angles range from 2–11°. There are a spread of Ni–O bond distances ranging from 1.95–2.19 Å. There are twenty inequivalent O2- sites. In the first O2- site, O2- is bonded to four La3+ and one Ni+2.38+ atom to form distorted OLa4Ni square pyramids that share corners with eight OLa4Ni2 octahedra, corners with seven OLa4Ni square pyramids, edges with two equivalent OLa5Ni octahedra, faces with two equivalent OLa4Ni2 octahedra, and faces with two equivalent OLa3Ni2 square pyramids. The corner-sharing octahedra tilt angles range from 12–56°. In the second O2- site, O2- is bonded to three La3+ and two Ni+2.38+ atoms to form distorted OLa3Ni2 square pyramids that share corners with six OLa4Ni2 octahedra, corners with three OLa3Ni2 square pyramids, an edgeedge with one OLa4Ni2 octahedra, edges with four OLa4Ni square pyramids, faces with two OLa4Ni2 octahedra, and a faceface with one OLa4Ni square pyramid. The corner-sharing octahedra tilt angles range from 6–54°. In the third O2- site, O2- is bonded in a 6-coordinate geometry to five La3+ and one Ni+2.38+ atom. In the fourth O2- site, O2- is bonded to three La3+ and two Ni+2.38+ atoms to form distorted OLa3Ni2 square pyramids that share corners with three OLa5Ni octahedra, corners with three OLa4Ni square pyramids, an edgeedge with one OLa4Ni2 octahedra, edges with four OLa3Ni2 square pyramids, and faces with two OLa4Ni2 octahedra. The corner-sharing octahedra tilt angles range from 10–50°. In the fifth O2- site, O2- is bonded in a 6-coordinate geometry to five La3+ and one Ni+2.38+ atom. In the sixth O2- site, O2- is bonded to four La3+ and one Ni+2.38+ atom to form distorted OLa4Ni square pyramids that share corners with seven OLa4Ni2 octahedra, corners with seven OLa4Ni square pyramids, edges with two equivalent OLa3Ni2 square pyramids, and faces with two equivalent OLa4Ni2 octahedra. The corner-sharing octahedra tilt angles range from 20–55°. In the seventh O2- site, O2- is bonded to five La3+ and one Ni+2.38+ atom to form distorted OLa5Ni octahedra that share corners with eleven OLa4Ni2 octahedra, corners with three OLa3Ni2 square pyramids, edges with two OLa5Ni octahedra, edges with three OLa4Ni square pyramids, and faces with four OLa4Ni2 octahedra. The corner-sharing octahedra tilt angles range from 20–52°. In the eighth O2- site, O2- is bonded to four La3+ and two Ni+2.38+ atoms to form distorted OLa4Ni2 octahedra that share corners with four OLa4Ni2 octahedra, corners with five OLa4Ni square pyramids, edges with two OLa4Ni2 octahedra, faces with five OLa4Ni2 octahedra, and faces with two OLa3Ni2 square pyramids. The corner-sharing octahedra tilt angles range from 1–52°. In the ninth O2- site, O2- is bonded to four La3+ and one Ni+2.38+ atom to form distorted OLa4Ni square pyramids that share corners with nine OLa4Ni2 octahedra, corners with five OLa4Ni square pyramids, edges with three OLa5Ni octahedra, edges with two OLa3Ni2 square pyramids, and faces with two OLa4Ni2 octahedra. The corner-sharing octahedra tilt angles range from 42–56°. In the tenth O2- site, O2- is bonded to four La3+ and two Ni+2.38+ atoms to form distorted OLa4Ni2 octahedra that share corners with five OLa5Ni octahedra, corners with four OLa4Ni square pyramids, edges with two OLa4Ni2 octahedra, faces with four OLa4Ni2 octahedra, and faces with three OLa4Ni square pyramids. The corner-sharing octahedra tilt angles range from 3–54°. In the eleventh O2- site, O2- is bonded to four La3+ and two Ni+2.38+ atoms to form distorted OLa4Ni2 octahedra that share corners with five OLa5Ni octahedra, corners with two OLa3Ni2 square pyramids, edges with two OLa4Ni2 octahedra, faces with four OLa4Ni2 octahedra, and faces with two OLa3Ni2 square pyramids. The corner-sharing octahedra tilt angles range from 3–52°. In the twelfth O2- site, O2- is bonded in a 6-coordinate geometry to five La3+ and one Ni+2.38+ atom. In the thirteenth O2- site, O2- is bonded to five La3+ and one Ni+2.38+ atom to form distorted OLa5Ni octahedra that share corners with eleven OLa4Ni2 octahedra, corners with four OLa4Ni square pyramids, edges with three OLa5Ni octahedra, edges with two equivalent OLa4Ni square pyramids, and faces with four OLa4Ni2 octahedra. The corner-sharing octahedra tilt angles range from 1–54°. In the fourteenth O2- site, O2- is bonded to five La3+ and one Ni+2.38+ atom to form distorted OLa5Ni octahedra that share corners with eleven OLa4Ni2 octahedra, corners with five OLa4Ni square pyramids, edges with three OLa5Ni octahedra, edges with two equivalent OLa4Ni square pyramids, and faces with four OLa4Ni2 octahedra. The corner-sharing octahedra tilt angles range from 1–53°. In the fifteenth O2- site, O2- is bonded to four La3+ and two Ni+2.38+ atoms to form distorted OLa4Ni2 octahedra that share corners with five OLa4Ni2 octahedra, corners with five OLa4Ni square pyramids, an edgeedge with one OLa4Ni2 octahedra, an edgeedge with one OLa3Ni2 square pyramid, and faces with seven OLa4Ni2 octahedra. The corner-sharing octahedra tilt angles range from 1–51°. In the sixteenth O2- site, O2- is bonded to four La3+ and two Ni+2.38+ atoms to form distorted OLa4Ni2 octahedra that share corners with five OLa4Ni2 octahedra, corners with three OLa3Ni2 square pyramids, edges with two OLa4Ni2 octahedra, faces with three OLa4Ni2 octahedra, and faces with two OLa3Ni2 square pyramids. The corner-sharing octahedra tilt angles range from 3–52°. In the seventeenth O2- site, O2- is bonded to four La3+ and two Ni+2.38+ atoms to form distorted OLa4Ni2 octahedra that share corners with three OLa4Ni2 octahedra, corners with five OLa4Ni square pyramids, an edgeedge with one OLa4Ni2 octahedra, an edgeedge with one OLa3Ni2 square pyramid, and faces with five OLa4Ni2 octahedra. The corner-sharing octahedra tilt angles range from 3–52°. In the eighteenth O2- site, O2- is bonded in a 6-coordinate geometry to five La3+ and one Ni+2.38+ atom. In the nineteenth O2- site, O2- is bonded in a 6-coordinate geometry to five La3+ and one Ni+2.38+ atom. In the twentieth O2- site, O2- is bonded to four La3+ and one Ni+2.38+ atom to form distorted OLa4Ni square pyramids that share corners with twelve OLa4Ni2 octahedra, corners with four OLa4Ni square pyramids, edges with two equivalent OLa5Ni octahedra, edges with two equivalent OLa3Ni2 square pyramids, and faces with two equivalent OLa4Ni2 octahedra. The corner-sharing octahedra tilt angles range from 22–55°.