DOI: 10.17188/1284363
title: Materials Data on CaPr2Ti2ZnO9 by Materials Project

description: CaPr2Ti2ZnO9 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are four inequivalent Ca2+ sites. In the first Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.31–2.84 Å. In the second Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.30–2.84 Å. In the third Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.33–2.83 Å. In the fourth Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.35–2.84 Å. There are eight inequivalent Pr3+ sites. In the first Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Pr–O bond distances ranging from 2.38–2.82 Å. In the second Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Pr–O bond distances ranging from 2.37–2.79 Å. In the third Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Pr–O bond distances ranging from 2.40–2.77 Å. In the fourth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Pr–O bond distances ranging from 2.38–2.76 Å. In the fifth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Pr–O bond distances ranging from 2.38–2.78 Å. In the sixth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Pr–O bond distances ranging from 2.38–2.77 Å. In the seventh Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Pr–O bond distances ranging from 2.38–2.78 Å. In the eighth Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Pr–O bond distances ranging from 2.39–2.79 Å. There are eight inequivalent Ti4+ sites. In the first Ti4+ site, Ti4+ is bonded to six O2- atoms to form distorted TiO6 octahedra that share corners with two ZnO6 octahedra and corners with four equivalent TiO6 octahedra. The corner-sharing octahedra tilt angles range from 23–39°. There are a spread of Ti–O bond distances ranging from 1.88–2.34 Å. In the second Ti4+ site, Ti4+ is bonded to six O2- atoms to form distorted TiO6 octahedra that share corners with two ZnO6 octahedra and corners with four equivalent TiO6 octahedra. The corner-sharing octahedra tilt angles range from 22–38°. There are a spread of Ti–O bond distances ranging from 1.88–2.34 Å. In the third Ti4+ site, Ti4+ is bonded to six O2- atoms to form corner-sharing TiO6 octahedra. The corner-sharing octahedra tilt angles range from 23–36°. There are a spread of Ti–O bond distances ranging from 1.88–2.25 Å. In the fourth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share a cornercorner with one TiO6 octahedra and corners with five ZnO6 octahedra. The corner-sharing octahedra tilt angles range from 24–31°. There are a spread of Ti–O bond distances ranging from 1.93–2.08 Å. In the fifth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share a cornercorner with one TiO6 octahedra and corners with five ZnO6 octahedra. The corner-sharing octahedra tilt angles range from 29–36°. There are a spread of Ti–O bond distances ranging from 1.92–2.09 Å. In the sixth Ti4+ site, Ti4+ is bonded to six O2- atoms to form corner-sharing TiO6 octahedra. The corner-sharing octahedra tilt angles range from 24–35°. There are a spread of Ti–O bond distances ranging from 1.88–2.25 Å. In the seventh Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with two TiO6 octahedra and corners with four equivalent ZnO6 octahedra. The corner-sharing octahedra tilt angles range from 23–35°. There are a spread of Ti–O bond distances ranging from 1.93–2.05 Å. In the eighth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with six ZnO6 octahedra. The corner-sharing octahedra tilt angles range from 30–31°. There are a spread of Ti–O bond distances ranging from 1.96–2.00 Å. There are four inequivalent Zn2+ sites. In the first Zn2+ site, Zn2+ is bonded to six O2- atoms to form ZnO6 octahedra that share corners with six TiO6 octahedra. The corner-sharing octahedra tilt angles range from 29–31°. There are a spread of Zn–O bond distances ranging from 2.12–2.14 Å. In the second Zn2+ site, Zn2+ is bonded to six O2- atoms to form ZnO6 octahedra that share corners with six TiO6 octahedra. The corner-sharing octahedra tilt angles range from 29–38°. There are a spread of Zn–O bond distances ranging from 2.11–2.18 Å. In the third Zn2+ site, Zn2+ is bonded to six O2- atoms to form ZnO6 octahedra that share corners with six TiO6 octahedra. The corner-sharing octahedra tilt angles range from 23–32°. There are a spread of Zn–O bond distances ranging from 2.10–2.19 Å. In the fourth Zn2+ site, Zn2+ is bonded to six O2- atoms to form ZnO6 octahedra that share corners with six TiO6 octahedra. The corner-sharing octahedra tilt angles range from 22–39°. There are a spread of Zn–O bond distances ranging from 2.10–2.23 Å. There are thirty-six inequivalent O2- sites. In the first O2- site, O2- is bonded to two Pr3+, one Ti4+, and one Zn2+ atom to form distorted corner-sharing OPr2TiZn tetrahedra. In the second O2- site, O2- is bonded in a distorted see-saw-like geometry to one Ca2+, one Pr3+, one Ti4+, and one Zn2+ atom. In the third O2- site, O2- is bonded in a distorted see-saw-like geometry to one Ca2+, one Pr3+, one Ti4+, and one Zn2+ atom. In the fourth O2- site, O2- is bonded in a 5-coordinate geometry to two Ca2+, one Pr3+, one Ti4+, and one Zn2+ atom. In the fifth O2- site, O2- is bonded in a 5-coordinate geometry to three Pr3+, one Ti4+, and one Zn2+ atom. In the sixth O2- site, O2- is bonded in a 5-coordinate geometry to two Ca2+, one Pr3+, and two Ti4+ atoms. In the seventh O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two Pr3+, one Ti4+, and one Zn2+ atom. In the eighth O2- site, O2- is bonded in a 5-coordinate geometry to two Ca2+, one Pr3+, and two Ti4+ atoms. In the ninth O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two Pr3+, one Ti4+, and one Zn2+ atom. In the tenth O2- site, O2- is bonded in a 5-coordinate geometry to three Pr3+, one Ti4+, and one Zn2+ atom. In the eleventh O2- site, O2- is bonded in a 5-coordinate geometry to three Pr3+, one Ti4+, and one Zn2+ atom. In the twelfth O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two Pr3+, and two Ti4+ atoms. In the thirteenth O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two Pr3+, one Ti4+, and one Zn2+ atom. In the fourteenth O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two Pr3+, one Ti4+, and one Zn2+ atom. In the fifteenth O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two Pr3+, and two Ti4+ atoms. In the sixteenth O2- site, O2- is bonded in a 4-coordinate geometry to two Pr3+, one Ti4+, and one Zn2+ atom. In the seventeenth O2- site, O2- is bonded in a distorted tetrahedral geometry to one Ca2+, one Pr3+, and two Ti4+ atoms. In the eighteenth O2- site, O2- is bonded in a distorted tetrahedral geometry to one Ca2+, one Pr3+, and two Ti4+ atoms. In the nineteenth O2- site, O2- is bonded in a distorted see-saw-like geometry to one Ca2+, one Pr3+, and two Ti4+ atoms. In the twentieth O2- site, O2- is bonded in a 4-coordinate geometry to two Pr3+, one Ti4+, and one Zn2+ atom. In the twenty-first O2- site, O2- is bonded in a distorted see-saw-like geometry to one Ca2+, one Pr3+, and two Ti4+ atoms. In the twenty-second O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two Pr3+, one Ti4+, and one Zn2+ atom. In the twenty-third O2- site, O2- is bonded in a 5-coordinate geometry to three Pr3+, one Ti4+, and one Zn2+ atom. In the twenty-fourth O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two Pr3+, one Ti4+, and one Zn2+ atom. In the twenty-fifth O2- site, O2- is bonded in a 5-coordinate geometry to two Ca2+, one Pr3+, and two Ti4+ atoms. In the twenty-sixth O2- site, O2- is bonded in a 5-coordinate geometry to two Ca2+, one Pr3+, one Ti4+, and one Zn2+ atom. In the twenty-seventh O2- site, O2- is bonded in a 5-coordinate geometry to two Ca2+, one Pr3+, and two Ti4+ atoms. In the twenty-eighth O2- site, O2- is bonded in a 5-coordinate geometry to three Pr3+, one Ti4+, and one Zn2+ atom. In the twenty-ninth O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two Pr3+, one Ti4+, and one Zn2+ atom. In the thirtieth O2- site, O2- is bonded in a 5-coordinate geometry to three Pr3+, one Ti4+, and one Zn2+ atom. In the thirty-first O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two Pr3+, one Ti4+, and one Zn2+ atom. In the thirty-second O2- site, O2- is bonded in a 1-coordinate geometry to one Ca2+, two Pr3+, and two Ti4+ atoms. In the thirty-third O2- site, O2- is bonded in a 1-coordinate geometry to one Ca2+, two Pr3+, and two Ti4+ atoms. In the thirty-fourth O2- site, O2- is bonded to two Pr3+, one Ti4+, and one Zn2+ atom to form distorted corner-sharing OPr2TiZn tetrahedra. In the thirty-fifth O2- site, O2- is bonded in a distorted tetrahedral geometry to one Ca2+, one Pr3+, one Ti4+, and one Zn2+ atom. In the thirty-sixth O2- site, O2- is bonded to one Ca2+, one Pr3+, one Ti4+, and one Zn2+ atom to form distorted corner-sharing OCaPrTiZn tetrahedra.