Engineering Papers⌕ Search

SEARCH · Engineering Papers

Results for “Cu-O-Te-Zn”

Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.

Quote a phrase for an exact phrase match. Source license links do not imply unrestricted reuse.

3 records
All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on Zn4Cu5(TeO6)3 by Materials Project

Cu5Zn4(TeO6)3 crystallizes in the monoclinic C2/c space group. The structure is three-dimensional. there are three inequivalent Cu2+ sites. In the first Cu2+ site, Cu2+ is bonded to six O2- atoms to form distorted CuO6 octahedra that share a cornercorner with one CuO6 octahedra, corners with two equivalent TeO6 octahedra, corners with three equivalent ZnO4 tetrahedra, corners with two equivalent ZnO5 trigonal bipyramids, and edges with two equivalent TeO6 octahedra. The corner-sharing octahedra tilt angles range from 44–58°. There are a spread of Cu–O bond distances ranging from 1.92–2.55 Å. In the second Cu2+ site, Cu2+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Cu–O bond distances ranging from 1.94–2.47 Å. In the third Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with two equivalent CuO6 octahedra, corners with two equivalent TeO6 octahedra, corners with two equivalent ZnO4 tetrahedra, corners with two equivalent ZnO5 trigonal bipyramids, and edges with two equivalent TeO6 octahedra. The corner-sharing octahedra tilt angles range from 50–55°. There are a spread of Cu–O bond distances ranging from 2.03–2.17 Å. There are two inequivalent Zn2+ sites. In the first Zn2+ site, Zn2+ is bonded to four O2- atoms to form ZnO4 tetrahedra that share corners with four CuO6 octahedra, corners with four TeO6 octahedra, a cornercorner with one ZnO5 trigonal bipyramid, and an edgeedge with one ZnO4 tetrahedra. The corner-sharing octahedra tilt angles range from 49–78°. There are a spread of Zn–O bond distances ranging from 1.94–2.02 Å. In the second Zn2+ site, Zn2+ is bonded to five O2- atoms to form distorted ZnO5 trigonal bipyramids that share corners with three CuO6 octahedra, corners with three equivalent TeO6 octahedra, a cornercorner with one ZnO4 tetrahedra, an edgeedge with one TeO6 octahedra, and an edgeedge with one ZnO5 trigonal bipyramid. The corner-sharing octahedra tilt angles range from 44–75°. There are a spread of Zn–O bond distances ranging from 1.94–2.24 Å. There are two inequivalent Te6+ sites. In the first Te6+ site, Te6+ is bonded to six O2- atoms to form TeO6 octahedra that share a cornercorner with one CuO6 octahedra, corners with three equivalent ZnO4 tetrahedra, corners with three equivalent ZnO5 trigonal bipyramids, and edges with two equivalent CuO6 octahedra. The corner-sharing octahedral tilt angles are 50°. There are a spread of Te–O bond distances ranging from 1.94–2.05 Å. In the second Te6+ site, Te6+ is bonded to six O2- atoms to form TeO6 octahedra that share corners with four equivalent CuO6 octahedra, corners with two equivalent ZnO4 tetrahedra, edges with two equivalent CuO6 octahedra, and edges with two equivalent ZnO5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 44–58°. There is two shorter (1.96 Å) and four longer (1.98 Å) Te–O bond length. There are nine inequivalent O2- sites. In the first O2- site, O2- is bonded in a 4-coordinate geometry to one Cu2+, two equivalent Zn2+, and one Te6+ atom. In the second O2- site, O2- is bonded to two Cu2+, one Zn2+, and one Te6+ atom to form distorted OZnCu2Te trigonal pyramids that share corners with four OZn2CuTe tetrahedra, a cornercorner with one OZnCu2Te trigonal pyramid, and edges with two OCu3Te tetrahedra. In the third O2- site, O2- is bonded in a trigonal planar geometry to two Cu2+ and one Te6+ atom. In the fourth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Cu2+ and one Te6+ atom. In the fifth O2- site, O2- is bonded in a 4-coordinate geometry to one Cu2+, two equivalent Zn2+, and one Te6+ atom. In the sixth O2- site, O2- is bonded to one Cu2+, two Zn2+, and one Te6+ atom to form distorted OZn2CuTe tetrahedra that share corners with three OZn2CuTe tetrahedra, a cornercorner with one OZnCu2Te trigonal pyramid, and an edgeedge with one OZnCu2Te trigonal pyramid. In the seventh O2- site, O2- is bonded to two Cu2+, one Zn2+, and one Te6+ atom to form distorted OZnCu2Te tetrahedra that share corners with three OZn2CuTe tetrahedra, corners with two equivalent OZnCu2Te trigonal pyramids, and an edgeedge with one OCu3Te tetrahedra. In the eighth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Cu2+, one Zn2+, and one Te6+ atom. In the ninth O2- site, O2- is bonded to three Cu2+ and one Te6+ atom to form a mixture of distorted corner and edge-sharing OCu3Te tetrahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Zn3Cu10(TeO6)6 by Materials Project

Cu10Zn3(TeO6)6 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are ten inequivalent Cu3+ sites. In the first Cu3+ site, Cu3+ is bonded to six O2- atoms to form distorted CuO6 octahedra that share a cornercorner with one CuO6 octahedra, corners with two TeO6 octahedra, a cornercorner with one ZnO4 tetrahedra, edges with two CuO6 octahedra, and edges with two TeO6 octahedra. The corner-sharing octahedra tilt angles range from 46–54°. There are a spread of Cu–O bond distances ranging from 1.87–2.42 Å. In the second Cu3+ site, Cu3+ is bonded to six O2- atoms to form distorted CuO6 octahedra that share a cornercorner with one CuO6 octahedra, corners with two TeO6 octahedra, a cornercorner with one ZnO4 tetrahedra, edges with two CuO6 octahedra, and edges with two TeO6 octahedra. The corner-sharing octahedra tilt angles range from 47–53°. There are a spread of Cu–O bond distances ranging from 1.86–2.47 Å. In the third Cu3+ site, Cu3+ is bonded to six O2- atoms to form distorted CuO6 octahedra that share a cornercorner with one CuO6 octahedra, corners with two TeO6 octahedra, a cornercorner with one ZnO4 tetrahedra, edges with two TeO6 octahedra, and edges with three CuO6 octahedra. The corner-sharing octahedra tilt angles range from 26–56°. There are a spread of Cu–O bond distances ranging from 1.95–2.20 Å. In the fourth Cu3+ site, Cu3+ is bonded to six O2- atoms to form distorted CuO6 octahedra that share a cornercorner with one CuO6 octahedra, corners with two TeO6 octahedra, edges with two TeO6 octahedra, and edges with three CuO6 octahedra. The corner-sharing octahedra tilt angles range from 26–53°. There are a spread of Cu–O bond distances ranging from 1.91–2.22 Å. In the fifth Cu3+ site, Cu3+ is bonded to six O2- atoms to form CuO6 octahedra that share a cornercorner with one CuO6 octahedra, corners with two TeO6 octahedra, edges with two TeO6 octahedra, and edges with three CuO6 octahedra. The corner-sharing octahedra tilt angles range from 27–50°. There are a spread of Cu–O bond distances ranging from 1.98–2.13 Å. In the sixth Cu3+ site, Cu3+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with two TeO6 octahedra, corners with four CuO6 octahedra, and edges with two TeO6 octahedra. The corner-sharing octahedra tilt angles range from 47–54°. There are a spread of Cu–O bond distances ranging from 1.86–2.11 Å. In the seventh Cu3+ site, Cu3+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with two TeO6 octahedra, corners with four CuO6 octahedra, a cornercorner with one ZnO4 tetrahedra, and edges with two TeO6 octahedra. The corner-sharing octahedra tilt angles range from 47–56°. There are a spread of Cu–O bond distances ranging from 1.90–2.10 Å. In the eighth Cu3+ site, Cu3+ is bonded to six O2- atoms to form CuO6 octahedra that share a cornercorner with one CuO6 octahedra, corners with two TeO6 octahedra, edges with two TeO6 octahedra, and edges with three CuO6 octahedra. The corner-sharing octahedra tilt angles range from 26–54°. There are a spread of Cu–O bond distances ranging from 2.01–2.09 Å. In the ninth Cu3+ site, Cu3+ is bonded to six O2- atoms to form distorted CuO6 octahedra that share a cornercorner with one CuO6 octahedra, corners with two TeO6 octahedra, a cornercorner with one ZnO4 tetrahedra, edges with two CuO6 octahedra, and edges with two TeO6 octahedra. The corner-sharing octahedra tilt angles range from 47–52°. There are a spread of Cu–O bond distances ranging from 1.90–2.30 Å. In the tenth Cu3+ site, Cu3+ is bonded to six O2- atoms to form distorted CuO6 octahedra that share a cornercorner with one CuO6 octahedra, corners with two TeO6 octahedra, edges with two CuO6 octahedra, and edges with two TeO6 octahedra. The corner-sharing octahedra tilt angles range from 47–49°. There are a spread of Cu–O bond distances ranging from 1.88–2.38 Å. There are three inequivalent Zn2+ sites. In the first Zn2+ site, Zn2+ is bonded to four O2- atoms to form ZnO4 tetrahedra that share corners with four TeO6 octahedra and corners with five CuO6 octahedra. The corner-sharing octahedra tilt angles range from 52–66°. There are a spread of Zn–O bond distances ranging from 1.93–1.99 Å. In the second Zn2+ site, Zn2+ is bonded in a 5-coordinate geometry to six O2- atoms. There are a spread of Zn–O bond distances ranging from 1.95–2.64 Å. In the third Zn2+ site, Zn2+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Zn–O bond distances ranging from 1.97–2.61 Å. There are six inequivalent Te6+ sites. In the first Te6+ site, Te6+ is bonded to six O2- atoms to form TeO6 octahedra that share corners with two CuO6 octahedra and edges with four CuO6 octahedra. The corner-sharing octahedra tilt angles range from 26–52°. There are a spread of Te–O bond distances ranging from 1.92–2.07 Å. In the second Te6+ site, Te6+ is bonded to six O2- atoms to form TeO6 octahedra that share corners with six CuO6 octahedra, a cornercorner with one ZnO4 tetrahedra, and edges with two CuO6 octahedra. The corner-sharing octahedra tilt angles range from 46–53°. There are a spread of Te–O bond distances ranging from 1.93–2.02 Å. In the third Te6+ site, Te6+ is bonded to six O2- atoms to form TeO6 octahedra that share corners with six CuO6 octahedra and edges with two CuO6 octahedra. The corner-sharing octahedra tilt angles range from 48–54°. There are a spread of Te–O bond distances ranging from 1.92–2.03 Å. In the fourth Te6+ site, Te6+ is bonded to six O2- atoms to form TeO6 octahedra that share corners with two CuO6 octahedra, a cornercorner with one ZnO4 tetrahedra, and edges with four CuO6 octahedra. The corner-sharing octahedra tilt angles range from 26–51°. There are a spread of Te–O bond distances ranging from 1.93–2.03 Å. In the fifth Te6+ site, Te6+ is bonded to six O2- atoms to form TeO6 octahedra that share corners with two CuO6 octahedra, a cornercorner with one ZnO4 tetrahedra, and edges with four CuO6 octahedra. The corner-sharing octahedra tilt angles range from 27–52°. There are a spread of Te–O bond distances ranging from 1.89–2.07 Å. In the sixth Te6+ site, Te6+ is bonded to six O2- atoms to form TeO6 octahedra that share corners with two CuO6 octahedra, a cornercorner with one ZnO4 tetrahedra, and edges with four CuO6 octahedra. The corner-sharing octahedra tilt angles range from 26–51°. There are a spread of Te–O bond distances ranging from 1.91–2.03 Å. There are thirty-six inequivalent O2- sites. In the first O2- site, O2- is bonded in a water-like geometry to one Cu3+ and one Te6+ atom. In the second O2- site, O2- is bonded in a 4-coordinate geometry to two Cu3+, one Zn2+, and one Te6+ atom. In the third O2- site, O2- is bonded in a 3-coordinate geometry to two Cu3+, one Zn2+, and one Te6+ atom. In the fourth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Cu3+ and one Te6+ atom. In the fifth O2- site, O2- is bonded in a 3-coordinate geometry to two Cu3+ and one Te6+ atom. In the sixth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Cu3+ and one Te6+ atom. In the seventh O2- site, O2- is bonded in a distorted T-shaped geometry to one Cu3+, one Zn2+, and one Te6+ atom. In the eighth O2- site, O2- is bonded in a water-like geometry to one Cu3+ and one Te6+ atom. In the ninth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Cu3+, one Zn2+, and one Te6+ atom. In the tenth O2- site, O2- is bonded to two Cu3+, one Zn2+, and one Te6+ atom to form distorted corner-sharing OZnCu2Te tetrahedra. In the eleventh O2- site, O2- is bonded in a water-like geometry to one Cu3+ and one Te6+ atom. In the twelfth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to two Cu3+ and one Te6+ atom. In the thirteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Cu3+ and one Te6+ atom. In the fourteenth O2- site, O2- is bonded to three Cu3+ and one Te6+ atom to form distorted edge-sharing OCu3Te tetrahedra. In the fifteenth O2- site, O2- is bonded in a trigonal planar geometry to one Cu3+, one Zn2+, and one Te6+ atom. In the sixteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Cu3+, one Zn2+, and one Te6+ atom. In the seventeenth O2- site, O2- is bonded in a trigonal planar geometry to one Cu3+, one Zn2+, and one Te6+ atom. In the eighteenth O2- site, O2- is bonded to three Cu3+ and one Te6+ atom to form distorted corner-sharing OCu3Te tetrahedra. In the nineteenth O2- site, O2- is bonded in a trigonal planar geometry to two Cu3+ and one Te6+ atom. In the twentieth O2- site, O2- is bonded in a water-like geometry to one Cu3+ and one Te6+ atom. In the twenty-first O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Cu3+, one Zn2+, and one Te6+ atom. In the twenty-second O2- site, O2- is bonded to three Cu3+ and one Te6+ atom to form distorted OCu3Te tetrahedra that share a cornercorner with one OZnCu2Te tetrahedra and an edgeedge with one OCu3Te tetrahedra. In the twenty-third O2- site, O2- is bonded in a trigonal non-coplanar geometry to one Cu3+, one Zn2+, and one Te6+ atom. In the twenty-fourth O2- site, O2- is bonded in a 3-coordinate geometry to one Cu3+, one Zn2+, and one Te6+ atom. In the twenty-fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Cu3+ and one Te6+ atom. In the twenty-sixth O2- site, O2- is bonded in a distorted T-shaped geometry to two Cu3+ and one Te6+ atom. In the twenty-seventh O2- site, O2- is bonded in a trigonal non-coplanar geometry to two Cu3+ and one Te6+ atom. In the twenty-eighth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Cu3+, one Zn2+, and one Te6+ atom. In the twenty-ninth O2- site, O2- is bonded in a 4-coordinate geometry to two Cu3+, one Zn2+, and one Te6+ atom. In the thirtieth O2- site, O2- is bonded in a distorted see-saw-like geometry to three Cu3+ and one Te6+ atom. In the thirty-first O2- site, O2- is bonded in a water-like geometry to one Cu3+ and one Te6+ atom. In the thirty-second O2- site, O2- is bonded in a distorted trigonal planar geometry to two Cu3+ and one Te6+ atom. In the thirty-third O2- site, O2- is bonded in a distorted trigonal planar geometry to one Cu3+, one Zn2+, and one Te6+ atom. In the thirty-fourth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to two Cu3+ and one Te6+ atom. In the thirty-fifth O2- site, O2- is bonded in a 3-coordinate geometry to two Cu3+, one Zn2+, and one Te6+ atom. In the thirty-sixth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Cu3+, one Zn2+, and one Te6+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Zn3Cu3(TeO6)2 by Materials Project

Cu3Zn3(TeO6)2 is Hausmannite-derived structured and crystallizes in the cubic I2_13 space group. The structure is three-dimensional. Cu2+ is bonded to six O2- atoms to form distorted CuO6 octahedra that share corners with two equivalent TeO6 octahedra, corners with four equivalent CuO6 octahedra, edges with two equivalent TeO6 octahedra, and edges with four equivalent ZnO6 octahedra. The corner-sharing octahedra tilt angles range from 45–65°. There are a spread of Cu–O bond distances ranging from 1.94–2.39 Å. Zn2+ is bonded to six O2- atoms to form distorted ZnO6 octahedra that share corners with two equivalent TeO6 octahedra, corners with four equivalent ZnO6 octahedra, edges with two equivalent TeO6 octahedra, and edges with four equivalent CuO6 octahedra. The corner-sharing octahedra tilt angles range from 44–65°. There are a spread of Zn–O bond distances ranging from 2.05–2.35 Å. Te6+ is bonded to six O2- atoms to form TeO6 octahedra that share corners with three equivalent CuO6 octahedra, corners with three equivalent ZnO6 octahedra, edges with three equivalent CuO6 octahedra, and edges with three equivalent ZnO6 octahedra. The corner-sharing octahedra tilt angles range from 44–45°. There is three shorter (1.97 Å) and three longer (1.99 Å) Te–O bond length. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Cu2+, two equivalent Zn2+, and one Te6+ atom. In the second O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two equivalent Cu2+, one Zn2+, and one Te6+ atom.

36 MATERIALS SCIENCE↗