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All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on Ba3Y2Cl12 by Materials Project

Ba3Y2Cl12 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. there are three inequivalent Ba2+ sites. In the first Ba2+ site, Ba2+ is bonded in a 6-coordinate geometry to six Cl1- atoms. There are a spread of Ba–Cl bond distances ranging from 3.00–3.40 Å. In the second Ba2+ site, Ba2+ is bonded in a 6-coordinate geometry to six Cl1- atoms. There are a spread of Ba–Cl bond distances ranging from 3.03–3.38 Å. In the third Ba2+ site, Ba2+ is bonded in a 6-coordinate geometry to six Cl1- atoms. There are a spread of Ba–Cl bond distances ranging from 3.00–3.31 Å. There are two inequivalent Y3+ sites. In the first Y3+ site, Y3+ is bonded in an octahedral geometry to six Cl1- atoms. There are a spread of Y–Cl bond distances ranging from 2.58–2.78 Å. In the second Y3+ site, Y3+ is bonded in an octahedral geometry to six Cl1- atoms. There are a spread of Y–Cl bond distances ranging from 2.60–2.74 Å. There are twelve inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded in a bent 120 degrees geometry to one Ba2+ and one Y3+ atom. In the second Cl1- site, Cl1- is bonded in a linear geometry to one Ba2+ and one Y3+ atom. In the third Cl1- site, Cl1- is bonded in a distorted trigonal non-coplanar geometry to two Ba2+ and one Y3+ atom. In the fourth Cl1- site, Cl1- is bonded in a distorted bent 120 degrees geometry to one Ba2+ and one Y3+ atom. In the fifth Cl1- site, Cl1- is bonded in a 3-coordinate geometry to two Ba2+ and one Y3+ atom. In the sixth Cl1- site, Cl1- is bonded in a distorted trigonal non-coplanar geometry to two Ba2+ and one Y3+ atom. In the seventh Cl1- site, Cl1- is bonded in a distorted trigonal non-coplanar geometry to two Ba2+ and one Y3+ atom. In the eighth Cl1- site, Cl1- is bonded in a bent 120 degrees geometry to one Ba2+ and one Y3+ atom. In the ninth Cl1- site, Cl1- is bonded in a water-like geometry to one Ba2+ and one Y3+ atom. In the tenth Cl1- site, Cl1- is bonded in a distorted bent 150 degrees geometry to one Ba2+ and one Y3+ atom. In the eleventh Cl1- site, Cl1- is bonded in a water-like geometry to one Ba2+ and one Y3+ atom. In the twelfth Cl1- site, Cl1- is bonded to three Ba2+ and one Y3+ atom to form distorted edge-sharing ClBa3Y trigonal pyramids.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ba3Y2Cl12 by Materials Project

Ba3Y2Cl12 crystallizes in the monoclinic C2/c space group. The structure is three-dimensional. there are two inequivalent Ba2+ sites. In the first Ba2+ site, Ba2+ is bonded to eight Cl1- atoms to form distorted edge-sharing BaCl8 hexagonal bipyramids. There are a spread of Ba–Cl bond distances ranging from 3.13–3.41 Å. In the second Ba2+ site, Ba2+ is bonded in a body-centered cubic geometry to eight Cl1- atoms. There are a spread of Ba–Cl bond distances ranging from 3.09–3.22 Å. Y3+ is bonded in a 7-coordinate geometry to seven Cl1- atoms. There are a spread of Y–Cl bond distances ranging from 2.65–3.04 Å. There are six inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded to two Ba2+ and two equivalent Y3+ atoms to form a mixture of distorted edge and corner-sharing ClBa2Y2 tetrahedra. In the second Cl1- site, Cl1- is bonded in a trigonal non-coplanar geometry to two Ba2+ and one Y3+ atom. In the third Cl1- site, Cl1- is bonded in a distorted trigonal non-coplanar geometry to two Ba2+ and one Y3+ atom. In the fourth Cl1- site, Cl1- is bonded in a distorted trigonal non-coplanar geometry to two Ba2+ and one Y3+ atom. In the fifth Cl1- site, Cl1- is bonded in a trigonal non-coplanar geometry to two equivalent Ba2+ and one Y3+ atom. In the sixth Cl1- site, Cl1- is bonded in a 3-coordinate geometry to two equivalent Ba2+ and one Y3+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ba3Y2Cl12 by Materials Project

Ba3Y2Cl12 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. there are three inequivalent Ba2+ sites. In the first Ba2+ site, Ba2+ is bonded in a 8-coordinate geometry to eight Cl1- atoms. There are a spread of Ba–Cl bond distances ranging from 3.13–3.48 Å. In the second Ba2+ site, Ba2+ is bonded in a 8-coordinate geometry to eight Cl1- atoms. There are a spread of Ba–Cl bond distances ranging from 3.06–3.64 Å. In the third Ba2+ site, Ba2+ is bonded in a 9-coordinate geometry to nine Cl1- atoms. There are a spread of Ba–Cl bond distances ranging from 3.16–3.67 Å. There are two inequivalent Y3+ sites. In the first Y3+ site, Y3+ is bonded to six Cl1- atoms to form corner-sharing YCl6 octahedra. The corner-sharing octahedra tilt angles range from 47–54°. There are a spread of Y–Cl bond distances ranging from 2.59–2.77 Å. In the second Y3+ site, Y3+ is bonded to six Cl1- atoms to form corner-sharing YCl6 octahedra. The corner-sharing octahedra tilt angles range from 47–54°. There are a spread of Y–Cl bond distances ranging from 2.60–2.74 Å. There are twelve inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded in a 3-coordinate geometry to one Ba2+ and two Y3+ atoms. In the second Cl1- site, Cl1- is bonded in a trigonal non-coplanar geometry to three Ba2+ atoms. In the third Cl1- site, Cl1- is bonded in a trigonal planar geometry to three Ba2+ atoms. In the fourth Cl1- site, Cl1- is bonded in a distorted trigonal planar geometry to two equivalent Ba2+ and one Y3+ atom. In the fifth Cl1- site, Cl1- is bonded in a 1-coordinate geometry to two Ba2+ and one Y3+ atom. In the sixth Cl1- site, Cl1- is bonded in a 3-coordinate geometry to two Ba2+ and one Y3+ atom. In the seventh Cl1- site, Cl1- is bonded in a 3-coordinate geometry to one Ba2+ and two Y3+ atoms. In the eighth Cl1- site, Cl1- is bonded in a 1-coordinate geometry to two Ba2+ and one Y3+ atom. In the ninth Cl1- site, Cl1- is bonded in a 3-coordinate geometry to two Ba2+ and one Y3+ atom. In the tenth Cl1- site, Cl1- is bonded in a 1-coordinate geometry to two Ba2+ and one Y3+ atom. In the eleventh Cl1- site, Cl1- is bonded in a 1-coordinate geometry to two Ba2+ and one Y3+ atom. In the twelfth Cl1- site, Cl1- is bonded in a 1-coordinate geometry to three Ba2+ and one Y3+ atom.

36 MATERIALS SCIENCE↗