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Materials Data on InPO4 by Materials Project

InPO4 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. In3+ is bonded to six O2- atoms to form InO6 octahedra that share corners with six equivalent PO4 tetrahedra and edges with two equivalent InO6 octahedra. There are a spread of In–O bond distances ranging from 2.08–2.32 Å. P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with six equivalent InO6 octahedra. The corner-sharing octahedra tilt angles range from 46–55°. There are a spread of P–O bond distances ranging from 1.53–1.58 Å. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded in a 2-coordinate geometry to one In3+ and one P5+ atom. In the second O2- site, O2- is bonded in a 3-coordinate geometry to two equivalent In3+ and one P5+ atom. In the third O2- site, O2- is bonded in a distorted trigonal planar geometry to two equivalent In3+ and one P5+ atom.

36 MATERIALS SCIENCE↗

Materials Data on InPO4 by Materials Project

InPO4 crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. In3+ is bonded to six O2- atoms to form InO6 octahedra that share corners with six equivalent PO4 tetrahedra and edges with two equivalent InO6 octahedra. There are two shorter (2.10 Å) and four longer (2.25 Å) In–O bond lengths. P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with six equivalent InO6 octahedra. The corner-sharing octahedra tilt angles range from 47–54°. There is two shorter (1.53 Å) and two longer (1.58 Å) P–O bond length. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one In3+ and one P5+ atom. In the second O2- site, O2- is bonded in a distorted trigonal planar geometry to two equivalent In3+ and one P5+ atom.

36 MATERIALS SCIENCE↗

Materials Data on InP(H2O3)2 by Materials Project

InPO4(H2O)2 crystallizes in the orthorhombic Pbca space group. The structure is three-dimensional. In3+ is bonded to six O2- atoms to form InO6 octahedra that share corners with four equivalent PO4 tetrahedra. There are a spread of In–O bond distances ranging from 2.15–2.26 Å. P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four equivalent InO6 octahedra. The corner-sharing octahedra tilt angles range from 47–48°. There is one shorter (1.55 Å) and three longer (1.56 Å) P–O bond length. There are four inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the second H1+ site, H1+ is bonded in a distorted linear geometry to two O2- atoms. There is one shorter (1.01 Å) and one longer (1.61 Å) H–O bond length. In the third H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 1.00 Å. In the fourth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. There are six inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one In3+ and one P5+ atom. In the second O2- site, O2- is bonded in a 2-coordinate geometry to one In3+ and one P5+ atom. In the third O2- site, O2- is bonded in a distorted water-like geometry to one In3+ and two H1+ atoms. In the fourth O2- site, O2- is bonded in a 1-coordinate geometry to one In3+ and one P5+ atom. In the fifth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one In3+ and two H1+ atoms. In the sixth O2- site, O2- is bonded in a distorted trigonal planar geometry to one In3+, one P5+, and one H1+ atom.

36 MATERIALS SCIENCE↗

Materials Data on InP(H2O3)2 by Materials Project

InPO4(H2O)2 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. In3+ is bonded to six O2- atoms to form InO6 octahedra that share corners with four equivalent PO4 tetrahedra. There are a spread of In–O bond distances ranging from 2.15–2.20 Å. P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four equivalent InO6 octahedra. The corner-sharing octahedra tilt angles range from 40–46°. There is one shorter (1.55 Å) and three longer (1.56 Å) P–O bond length. There are four inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a distorted linear geometry to two O2- atoms. There is one shorter (1.00 Å) and one longer (1.65 Å) H–O bond length. In the second H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the third H1+ site, H1+ is bonded in a distorted bent 150 degrees geometry to two O2- atoms. There is one shorter (1.00 Å) and one longer (1.61 Å) H–O bond length. In the fourth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 1.00 Å. There are six inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted water-like geometry to one In3+ and two H1+ atoms. In the second O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one In3+ and one P5+ atom. In the third O2- site, O2- is bonded in a distorted water-like geometry to one In3+ and two H1+ atoms. In the fourth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one In3+, one P5+, and one H1+ atom. In the fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to one In3+, one P5+, and one H1+ atom. In the sixth O2- site, O2- is bonded in a 2-coordinate geometry to one In3+ and one P5+ atom.

36 MATERIALS SCIENCE↗