DOI: 10.17188/1741970
title: Materials Data on Ba6Pr2Y(CuO2)12 by Materials Project

description: Ba6Pr2Y(CuO2)12 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are three inequivalent Ba2+ sites. In the first Ba2+ site, Ba2+ is bonded in a distorted q6 geometry to ten O2- atoms. There are a spread of Ba–O bond distances ranging from 2.77–3.02 Å. In the second Ba2+ site, Ba2+ is bonded in a 10-coordinate geometry to ten O2- atoms. There are a spread of Ba–O bond distances ranging from 2.77–3.05 Å. In the third Ba2+ site, Ba2+ is bonded in a 10-coordinate geometry to ten O2- atoms. There are a spread of Ba–O bond distances ranging from 2.77–3.05 Å. Pr4+ is bonded in a body-centered cubic geometry to eight O2- atoms. There are four shorter (2.49 Å) and four longer (2.50 Å) Pr–O bond lengths. Y3+ is bonded in a body-centered cubic geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.41–2.43 Å. There are six inequivalent Cu+2.08+ sites. In the first Cu+2.08+ site, Cu+2.08+ is bonded in a square co-planar geometry to four O2- atoms. There are a spread of Cu–O bond distances ranging from 1.85–1.96 Å. In the second Cu+2.08+ site, Cu+2.08+ is bonded in a square co-planar geometry to four O2- atoms. There are a spread of Cu–O bond distances ranging from 1.85–1.96 Å. In the third Cu+2.08+ site, Cu+2.08+ is bonded in a square co-planar geometry to four O2- atoms. There are a spread of Cu–O bond distances ranging from 1.85–1.96 Å. In the fourth Cu+2.08+ site, Cu+2.08+ is bonded to five O2- atoms to form corner-sharing CuO5 square pyramids. There are a spread of Cu–O bond distances ranging from 1.96–2.25 Å. In the fifth Cu+2.08+ site, Cu+2.08+ is bonded to five O2- atoms to form corner-sharing CuO5 square pyramids. There are a spread of Cu–O bond distances ranging from 1.96–2.25 Å. In the sixth Cu+2.08+ site, Cu+2.08+ is bonded to five O2- atoms to form corner-sharing CuO5 square pyramids. There are a spread of Cu–O bond distances ranging from 1.96–2.25 Å. There are eleven inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted T-shaped geometry to two Ba2+ and three Cu+2.08+ atoms. In the second O2- site, O2- is bonded in a distorted T-shaped geometry to two Ba2+ and three Cu+2.08+ atoms. In the third O2- site, O2- is bonded to four Ba2+ and two Cu+2.08+ atoms to form a mixture of distorted edge and corner-sharing OBa4Cu2 octahedra. The corner-sharing octahedra tilt angles range from 10–11°. In the fourth O2- site, O2- is bonded to four Ba2+ and two Cu+2.08+ atoms to form a mixture of distorted edge and corner-sharing OBa4Cu2 octahedra. The corner-sharing octahedra tilt angles range from 10–11°. In the fifth O2- site, O2- is bonded to four Ba2+ and two Cu+2.08+ atoms to form a mixture of distorted edge and corner-sharing OBa4Cu2 octahedra. The corner-sharing octahedra tilt angles range from 10–11°. In the sixth O2- site, O2- is bonded in a 4-coordinate geometry to two Ba2+, one Pr4+, one Y3+, and two Cu+2.08+ atoms. In the seventh O2- site, O2- is bonded in a 4-coordinate geometry to two Ba2+, one Pr4+, one Y3+, and two Cu+2.08+ atoms. In the eighth O2- site, O2- is bonded in a 6-coordinate geometry to two Ba2+, two equivalent Pr4+, and two Cu+2.08+ atoms. In the ninth O2- site, O2- is bonded in a 6-coordinate geometry to two Ba2+, one Pr4+, one Y3+, and two Cu+2.08+ atoms. In the tenth O2- site, O2- is bonded in a 6-coordinate geometry to two Ba2+, two equivalent Pr4+, and two Cu+2.08+ atoms. In the eleventh O2- site, O2- is bonded in a 6-coordinate geometry to two Ba2+, one Pr4+, one Y3+, and two Cu+2.08+ atoms.