cometadata/datacite-titles-descriptions-related-identifiers huggingface dataset:
DOI: 10.17188/1291505
title: Materials Data on Sb3O2F5 by Materials Project

description: Sb3O2F5 crystallizes in the orthorhombic Pnma space group. The structure is zero-dimensional and consists of four Sb3O2F5 clusters. there are two inequivalent Sb3+ sites. In the first Sb3+ site, Sb3+ is bonded in a 3-coordinate geometry to one O2- and two F1- atoms. The Sb–O bond length is 2.02 Å. Both Sb–F bond lengths are 2.02 Å. In the second Sb3+ site, Sb3+ is bonded in a 3-coordinate geometry to two equivalent O2- and one F1- atom. Both Sb–O bond lengths are 2.05 Å. The Sb–F bond length is 2.07 Å. O2- is bonded in a distorted water-like geometry to two Sb3+ atoms. There are three inequivalent F1- sites. In the first F1- site, F1- is bonded in a single-bond geometry to one Sb3+ atom. In the second F1- site, F1- is bonded in a single-bond geometry to one Sb3+ atom. In the third F1- site, F1- is bonded in a single-bond geometry to one Sb3+ atom.
DOI: 10.17188/1291507
title: Materials Data on BiOF by Materials Project

description: BiOF crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Bi3+ is bonded in a distorted body-centered cubic geometry to four equivalent O2- and four equivalent F1- atoms. There are a spread of Bi–O bond distances ranging from 2.26–2.88 Å. There are a spread of Bi–F bond distances ranging from 2.40–2.73 Å. O2- is bonded in a 3-coordinate geometry to four equivalent Bi3+ atoms. F1- is bonded in a 4-coordinate geometry to four equivalent Bi3+ atoms.
DOI: 10.17188/1291508
title: Materials Data on CeMgAu by Materials Project

description: MgCeAu crystallizes in the hexagonal P-62m space group. The structure is three-dimensional. Mg is bonded in a 4-coordinate geometry to four Au atoms. There are two shorter (2.82 Å) and two longer (2.98 Å) Mg–Au bond lengths. Ce is bonded in a 5-coordinate geometry to five Au atoms. There are four shorter (3.13 Å) and one longer (3.20 Å) Ce–Au bond lengths. There are two inequivalent Au sites. In the first Au site, Au is bonded in a 9-coordinate geometry to three equivalent Mg and six equivalent Ce atoms. In the second Au site, Au is bonded in a 9-coordinate geometry to six equivalent Mg and three equivalent Ce atoms.
DOI: 10.17188/1291509
title: Materials Data on NaSn2(PO4)3 by Materials Project

description: NaSn2(PO4)3 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. Na1+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Na–O bond distances ranging from 2.19–2.44 Å. There are two inequivalent Sn4+ sites. In the first Sn4+ site, Sn4+ is bonded to six O2- atoms to form SnO6 octahedra that share corners with six PO4 tetrahedra. There are a spread of Sn–O bond distances ranging from 2.03–2.10 Å. In the second Sn4+ site, Sn4+ is bonded to six O2- atoms to form SnO6 octahedra that share corners with six PO4 tetrahedra. There are a spread of Sn–O bond distances ranging from 2.04–2.10 Å. There are three inequivalent P5+ sites. In the first P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four SnO6 octahedra. The corner-sharing octahedra tilt angles range from 20–45°. There are a spread of P–O bond distances ranging from 1.52–1.56 Å. In the second P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four SnO6 octahedra. The corner-sharing octahedra tilt angles range from 32–43°. There is three shorter (1.54 Å) and one longer (1.56 Å) P–O bond length. In the third P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four SnO6 octahedra. The corner-sharing octahedra tilt angles range from 30–42°. There are a spread of P–O bond distances ranging from 1.53–1.56 Å. There are twelve inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted trigonal planar geometry to one Na1+, one Sn4+, and one P5+ atom. In the second O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Sn4+, and one P5+ atom. In the third O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Sn4+ and one P5+ atom. In the fourth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Sn4+, and one P5+ atom. In the fifth O2- site, O2- is bonded in a distorted T-shaped geometry to one Na1+, one Sn4+, and one P5+ atom. In the sixth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Sn4+ and one P5+ atom. In the seventh O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Sn4+ and one P5+ atom. In the eighth O2- site, O2- is bonded in a bent 150 degrees geometry to one Sn4+ and one P5+ atom. In the ninth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Sn4+, and one P5+ atom. In the tenth O2- site, O2- is bonded in a bent 150 degrees geometry to one Sn4+ and one P5+ atom. In the eleventh O2- site, O2- is bonded in a bent 150 degrees geometry to one Sn4+ and one P5+ atom. In the twelfth O2- site, O2- is bonded in a bent 150 degrees geometry to one Sn4+ and one P5+ atom.
DOI: 10.17188/1291510
title: Materials Data on Bi4O5F2 by Materials Project

description: Bi4O5F2 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. there are three inequivalent Bi3+ sites. In the first Bi3+ site, Bi3+ is bonded in a 4-coordinate geometry to two equivalent O2- and two F1- atoms. Both Bi–O bond lengths are 2.18 Å. There are one shorter (2.26 Å) and one longer (2.49 Å) Bi–F bond lengths. In the second Bi3+ site, Bi3+ is bonded in a 3-coordinate geometry to three O2- atoms. All Bi–O bond lengths are 2.18 Å. In the third Bi3+ site, Bi3+ is bonded in a 7-coordinate geometry to five O2- and two F1- atoms. There are a spread of Bi–O bond distances ranging from 2.18–2.99 Å. There are one shorter (2.46 Å) and one longer (2.83 Å) Bi–F bond lengths. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted water-like geometry to three Bi3+ atoms. In the second O2- site, O2- is bonded in a 2-coordinate geometry to three Bi3+ atoms. In the third O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Bi3+ atoms. There are two inequivalent F1- sites. In the first F1- site, F1- is bonded in a distorted single-bond geometry to three Bi3+ atoms. In the second F1- site, F1- is bonded in a distorted T-shaped geometry to three Bi3+ atoms.
DOI: 10.17188/1291512
title: Materials Data on Yb2P4O13 by Materials Project

description: Yb2P4O13 crystallizes in the orthorhombic C222_1 space group. The structure is three-dimensional. Yb3+ is bonded to seven O2- atoms to form distorted YbO7 pentagonal bipyramids that share corners with five PO4 tetrahedra, edges with two equivalent YbO7 pentagonal bipyramids, and an edgeedge with one PO4 tetrahedra. There are a spread of Yb–O bond distances ranging from 2.29–2.60 Å. There are two inequivalent P5+ sites. In the first P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with two equivalent YbO7 pentagonal bipyramids and corners with two PO4 tetrahedra. There are a spread of P–O bond distances ranging from 1.50–1.60 Å. In the second P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with three equivalent YbO7 pentagonal bipyramids, a cornercorner with one PO4 tetrahedra, and an edgeedge with one YbO7 pentagonal bipyramid. There are a spread of P–O bond distances ranging from 1.51–1.63 Å. There are seven inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to two equivalent Yb3+ and one P5+ atom. In the second O2- site, O2- is bonded in a bent 150 degrees geometry to one Yb3+ and one P5+ atom. In the third O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Yb3+ and one P5+ atom. In the fourth O2- site, O2- is bonded in a linear geometry to two equivalent P5+ atoms. In the fifth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two P5+ atoms. In the sixth O2- site, O2- is bonded in a bent 150 degrees geometry to one Yb3+ and one P5+ atom. In the seventh O2- site, O2- is bonded in a 1-coordinate geometry to two equivalent Yb3+ and one P5+ atom.
DOI: 10.17188/1291514
title: Materials Data on TeH3CCl3 by Materials Project

description: CH3TeCl3 crystallizes in the monoclinic P2_1/c space group. The structure is one-dimensional and consists of two CH3TeCl3 ribbons oriented in the (0, 1, 0) direction. C2+ is bonded in a distorted trigonal non-coplanar geometry to three H1+ and one Te2- atom. There is one shorter (1.09 Å) and two longer (1.10 Å) C–H bond length. The C–Te bond length is 2.14 Å. There are three inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a single-bond geometry to one C2+ atom. In the second H1+ site, H1+ is bonded in a single-bond geometry to one C2+ atom. In the third H1+ site, H1+ is bonded in a single-bond geometry to one C2+ atom. Te2- is bonded to one C2+ and four Cl1- atoms to form distorted corner-sharing TeCCl4 square pyramids. There are a spread of Te–Cl bond distances ranging from 2.40–2.82 Å. There are three inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded in a single-bond geometry to one Te2- atom. In the second Cl1- site, Cl1- is bonded in a distorted bent 120 degrees geometry to two equivalent Te2- atoms. In the third Cl1- site, Cl1- is bonded in a single-bond geometry to one Te2- atom.
DOI: 10.17188/1291516
title: Materials Data on LiBi(PO3)4 by Materials Project

description: LiBi(PO3)4 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. Li1+ is bonded in a distorted trigonal non-coplanar geometry to three O2- atoms. There are a spread of Li–O bond distances ranging from 1.88–2.14 Å. Bi3+ is bonded to seven O2- atoms to form distorted BiO7 pentagonal bipyramids that share corners with five PO4 tetrahedra, an edgeedge with one BiO7 pentagonal bipyramid, and an edgeedge with one PO4 tetrahedra. There are a spread of Bi–O bond distances ranging from 2.34–2.69 Å. There are four inequivalent P5+ sites. In the first P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share a cornercorner with one BiO7 pentagonal bipyramid and corners with two PO4 tetrahedra. There are a spread of P–O bond distances ranging from 1.48–1.61 Å. In the second P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with two equivalent BiO7 pentagonal bipyramids and corners with two PO4 tetrahedra. There are a spread of P–O bond distances ranging from 1.50–1.60 Å. In the third P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share a cornercorner with one BiO7 pentagonal bipyramid, corners with two PO4 tetrahedra, and an edgeedge with one BiO7 pentagonal bipyramid. There are a spread of P–O bond distances ranging from 1.51–1.59 Å. In the fourth P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share a cornercorner with one BiO7 pentagonal bipyramid and corners with two PO4 tetrahedra. There are a spread of P–O bond distances ranging from 1.48–1.62 Å. There are twelve inequivalent O2- sites. In the first O2- site, O2- is bonded in a bent 150 degrees geometry to two P5+ atoms. In the second O2- site, O2- is bonded in a bent 120 degrees geometry to one Li1+ and one P5+ atom. In the third O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one Bi3+ and one P5+ atom. In the fourth O2- site, O2- is bonded in a distorted single-bond geometry to one Bi3+ and one P5+ atom. In the fifth O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent Bi3+ and one P5+ atom. In the sixth O2- site, O2- is bonded in a bent 150 degrees geometry to two P5+ atoms. In the seventh O2- site, O2- is bonded in a bent 150 degrees geometry to two P5+ atoms. In the eighth O2- site, O2- is bonded in a 1-coordinate geometry to one Bi3+ and one P5+ atom. In the ninth O2- site, O2- is bonded in a distorted linear geometry to one Bi3+ and one P5+ atom. In the tenth O2- site, O2- is bonded in a bent 150 degrees geometry to two P5+ atoms. In the eleventh O2- site, O2- is bonded in a bent 150 degrees geometry to one Li1+ and one P5+ atom. In the twelfth O2- site, O2- is bonded in a 3-coordinate geometry to one Li1+, one Bi3+, and one P5+ atom.
DOI: 10.17188/1291517
title: Materials Data on BiOF by Materials Project

description: BiOF crystallizes in the orthorhombic Pbca space group. The structure is three-dimensional. there are two inequivalent Bi3+ sites. In the first Bi3+ site, Bi3+ is bonded in a 7-coordinate geometry to three O2- and four F1- atoms. There are a spread of Bi–O bond distances ranging from 2.25–2.28 Å. There are a spread of Bi–F bond distances ranging from 2.51–2.75 Å. In the second Bi3+ site, Bi3+ is bonded in a body-centered cubic geometry to four O2- and four F1- atoms. There are a spread of Bi–O bond distances ranging from 2.27–2.64 Å. There are a spread of Bi–F bond distances ranging from 2.38–2.78 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted trigonal planar geometry to three Bi3+ atoms. In the second O2- site, O2- is bonded in a 4-coordinate geometry to four Bi3+ atoms. There are two inequivalent F1- sites. In the first F1- site, F1- is bonded in a 4-coordinate geometry to four Bi3+ atoms. In the second F1- site, F1- is bonded to four Bi3+ atoms to form distorted edge-sharing FBi4 tetrahedra.
DOI: 10.17188/1291518
title: Materials Data on LiBi(PO3)4 by Materials Project

description: LiBi(PO3)4 crystallizes in the monoclinic C2/c space group. The structure is three-dimensional. Li1+ is bonded in a 4-coordinate geometry to four O2- atoms. There are two shorter (1.88 Å) and two longer (2.49 Å) Li–O bond lengths. Bi3+ is bonded to six O2- atoms to form distorted BiO6 octahedra that share corners with six PO4 tetrahedra. There are a spread of Bi–O bond distances ranging from 2.30–2.50 Å. There are two inequivalent P5+ sites. In the first P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share a cornercorner with one BiO6 octahedra and corners with two equivalent PO4 tetrahedra. The corner-sharing octahedral tilt angles are 63°. There are a spread of P–O bond distances ranging from 1.48–1.63 Å. In the second P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with two equivalent BiO6 octahedra and corners with two equivalent PO4 tetrahedra. The corner-sharing octahedra tilt angles range from 18–46°. There are a spread of P–O bond distances ranging from 1.50–1.59 Å. There are six inequivalent O2- sites. In the first O2- site, O2- is bonded in a bent 150 degrees geometry to one Li1+ and one P5+ atom. In the second O2- site, O2- is bonded in a distorted single-bond geometry to one Bi3+ and one P5+ atom. In the third O2- site, O2- is bonded in a distorted single-bond geometry to one Li1+, one Bi3+, and one P5+ atom. In the fourth O2- site, O2- is bonded in a distorted single-bond geometry to one Bi3+ and one P5+ atom. In the fifth O2- site, O2- is bonded in a bent 150 degrees geometry to two P5+ atoms. In the sixth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two P5+ atoms.
DOI: 10.17188/1291519
title: Materials Data on Sb8O11F2 by Materials Project

description: Sb8O11F2 crystallizes in the monoclinic P2_1/c space group. The structure is two-dimensional and consists of one Sb8O11F2 sheet oriented in the (1, 0, 0) direction. there are four inequivalent Sb3+ sites. In the first Sb3+ site, Sb3+ is bonded in a distorted T-shaped geometry to two O2- and one F1- atom. There is one shorter (1.99 Å) and one longer (2.00 Å) Sb–O bond length. The Sb–F bond length is 2.04 Å. In the second Sb3+ site, Sb3+ is bonded in a distorted T-shaped geometry to three O2- atoms. There are two shorter (2.00 Å) and one longer (2.01 Å) Sb–O bond lengths. In the third Sb3+ site, Sb3+ is bonded in a distorted square co-planar geometry to four O2- atoms. There are a spread of Sb–O bond distances ranging from 2.00–2.30 Å. In the fourth Sb3+ site, Sb3+ is bonded in a rectangular see-saw-like geometry to four O2- atoms. There are a spread of Sb–O bond distances ranging from 1.99–2.28 Å. There are six inequivalent O2- sites. In the first O2- site, O2- is bonded in a bent 150 degrees geometry to two Sb3+ atoms. In the second O2- site, O2- is bonded in a bent 120 degrees geometry to two Sb3+ atoms. In the third O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Sb3+ atoms. In the fourth O2- site, O2- is bonded in a linear geometry to two equivalent Sb3+ atoms. In the fifth O2- site, O2- is bonded in a bent 120 degrees geometry to two Sb3+ atoms. In the sixth O2- site, O2- is bonded in a 3-coordinate geometry to three Sb3+ atoms. F1- is bonded in a single-bond geometry to one Sb3+ atom.
DOI: 10.17188/1291522
title: Materials Data on Li4CuF7 by Materials Project

description: Li4CuF7 crystallizes in the cubic F-43m space group. The structure is three-dimensional. Li1+ is bonded to four F1- atoms to form LiF4 tetrahedra that share corners with three equivalent CuF6 octahedra and corners with six equivalent LiF4 tetrahedra. The corner-sharing octahedral tilt angles are 52°. There is one shorter (1.78 Å) and three longer (1.90 Å) Li–F bond length. Cu3+ is bonded to six equivalent F1- atoms to form CuF6 octahedra that share corners with twelve equivalent LiF4 tetrahedra. All Cu–F bond lengths are 1.95 Å. There are two inequivalent F1- sites. In the first F1- site, F1- is bonded in a trigonal planar geometry to two equivalent Li1+ and one Cu3+ atom. In the second F1- site, F1- is bonded in a tetrahedral geometry to four equivalent Li1+ atoms.
DOI: 10.17188/1291523
title: Materials Data on RbMgH12(ClO2)3 by Materials Project

description: RbCl3Mg(H2O)6 is High-temperature superconductor-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional and consists of two magnesium;hexahydrate molecules and one RbCl3 framework. In the RbCl3 framework, there are two inequivalent Rb1+ sites. In the first Rb1+ site, Rb1+ is bonded to six Cl1- atoms to form corner-sharing RbCl6 octahedra. The corner-sharing octahedra tilt angles range from 3–7°. There are a spread of Rb–Cl bond distances ranging from 3.29–3.44 Å. In the second Rb1+ site, Rb1+ is bonded to six Cl1- atoms to form corner-sharing RbCl6 octahedra. The corner-sharing octahedra tilt angles range from 3–6°. There are a spread of Rb–Cl bond distances ranging from 3.28–3.47 Å. There are six inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded in a 6-coordinate geometry to two Rb1+ atoms. In the second Cl1- site, Cl1- is bonded in a 6-coordinate geometry to two Rb1+ atoms. In the third Cl1- site, Cl1- is bonded in a 5-coordinate geometry to two equivalent Rb1+ atoms. In the fourth Cl1- site, Cl1- is bonded in a 3-coordinate geometry to two equivalent Rb1+ atoms. In the fifth Cl1- site, Cl1- is bonded in a 1-coordinate geometry to two equivalent Rb1+ atoms. In the sixth Cl1- site, Cl1- is bonded in a 2-coordinate geometry to two equivalent Rb1+ atoms.
DOI: 10.17188/1291525
title: Materials Data on BiOF by Materials Project

description: BiOF crystallizes in the trigonal R-3m space group. The structure is three-dimensional. Bi3+ is bonded in a body-centered cubic geometry to four equivalent O2- and four equivalent F1- atoms. There are one shorter (2.27 Å) and three longer (2.41 Å) Bi–O bond lengths. There are three shorter (2.53 Å) and one longer (2.84 Å) Bi–F bond lengths. O2- is bonded to four equivalent Bi3+ atoms to form a mixture of distorted corner and edge-sharing OBi4 tetrahedra. F1- is bonded in a 4-coordinate geometry to four equivalent Bi3+ atoms.
DOI: 10.17188/1291526
title: Materials Data on Bi7(O2F3)3 by Materials Project

description: Bi7(O2F3)3 crystallizes in the orthorhombic Aem2 space group. The structure is three-dimensional. there are four inequivalent Bi3+ sites. In the first Bi3+ site, Bi3+ is bonded in a 7-coordinate geometry to two equivalent O2- and five F1- atoms. There are one shorter (2.19 Å) and one longer (2.23 Å) Bi–O bond lengths. There are a spread of Bi–F bond distances ranging from 2.17–2.77 Å. In the second Bi3+ site, Bi3+ is bonded in a distorted body-centered cubic geometry to six O2- and two equivalent F1- atoms. There are a spread of Bi–O bond distances ranging from 2.33–2.86 Å. There are one shorter (2.47 Å) and one longer (2.76 Å) Bi–F bond lengths. In the third Bi3+ site, Bi3+ is bonded in a 8-coordinate geometry to eight F1- atoms. There are a spread of Bi–F bond distances ranging from 2.26–2.46 Å. In the fourth Bi3+ site, Bi3+ is bonded in a 7-coordinate geometry to four O2- and three F1- atoms. There are a spread of Bi–O bond distances ranging from 2.19–2.74 Å. There are a spread of Bi–F bond distances ranging from 2.28–2.75 Å. There are four inequivalent O2- sites. In the first O2- site, O2- is bonded in a 2-coordinate geometry to four Bi3+ atoms. In the second O2- site, O2- is bonded to four equivalent Bi3+ atoms to form edge-sharing OBi4 tetrahedra. In the third O2- site, O2- is bonded in a 4-coordinate geometry to four equivalent Bi3+ atoms. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to four Bi3+ atoms. There are five inequivalent F1- sites. In the first F1- site, F1- is bonded in a 2-coordinate geometry to three Bi3+ atoms. In the second F1- site, F1- is bonded in a 1-coordinate geometry to three Bi3+ atoms. In the third F1- site, F1- is bonded in a distorted bent 120 degrees geometry to two equivalent Bi3+ atoms. In the fourth F1- site, F1- is bonded in a distorted trigonal planar geometry to three Bi3+ atoms. In the fifth F1- site, F1- is bonded to four Bi3+ atoms to form a mixture of distorted corner and edge-sharing FBi4 tetrahedra.
DOI: 10.17188/1291527
title: Materials Data on Cu2OF2 by Materials Project

description: Cu2OF2 crystallizes in the tetragonal I4_1/amd space group. The structure is three-dimensional. Cu2+ is bonded in a square co-planar geometry to two equivalent O2- and two equivalent F1- atoms. Both Cu–O bond lengths are 1.91 Å. Both Cu–F bond lengths are 1.94 Å. O2- is bonded to four equivalent Cu2+ atoms to form distorted corner-sharing OCu4 tetrahedra. F1- is bonded in an L-shaped geometry to two equivalent Cu2+ atoms.
DOI: 10.17188/1291528
title: Materials Data on BeO by Materials Project

description: BeO is beta beryllia structured and crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. Be2+ is bonded to four equivalent O2- atoms to form a mixture of edge and corner-sharing BeO4 tetrahedra. There is two shorter (1.63 Å) and two longer (1.68 Å) Be–O bond length. O2- is bonded to four equivalent Be2+ atoms to form a mixture of edge and corner-sharing OBe4 tetrahedra.
DOI: 10.17188/1291529
title: Materials Data on K2LiNbO4 by Materials Project

description: K2LiNbO4 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. there are two inequivalent K1+ sites. In the first K1+ site, K1+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of K–O bond distances ranging from 2.65–3.20 Å. In the second K1+ site, K1+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of K–O bond distances ranging from 2.67–3.38 Å. Li1+ is bonded in a distorted trigonal planar geometry to four O2- atoms. There are a spread of Li–O bond distances ranging from 1.91–2.65 Å. Nb5+ is bonded in a tetrahedral geometry to four O2- atoms. There is one shorter (1.85 Å) and three longer (1.89 Å) Nb–O bond length. There are four inequivalent O2- sites. In the first O2- site, O2- is bonded in a 2-coordinate geometry to three K1+, one Li1+, and one Nb5+ atom. In the second O2- site, O2- is bonded in a 2-coordinate geometry to three K1+, one Li1+, and one Nb5+ atom. In the third O2- site, O2- is bonded in a 2-coordinate geometry to two K1+, two equivalent Li1+, and one Nb5+ atom. In the fourth O2- site, O2- is bonded in a 1-coordinate geometry to three K1+ and one Nb5+ atom.