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2 records
All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on KLiZnP2O7 by Materials Project

LiKZnP2O7 crystallizes in the orthorhombic Pmc2_1 space group. The structure is three-dimensional. there are two inequivalent K1+ sites. In the first K1+ site, K1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of K–O bond distances ranging from 2.87–3.27 Å. In the second K1+ site, K1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of K–O bond distances ranging from 2.85–3.27 Å. Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with two equivalent ZnO4 tetrahedra and corners with four PO4 tetrahedra. There are a spread of Li–O bond distances ranging from 1.94–1.99 Å. Zn2+ is bonded to four O2- atoms to form ZnO4 tetrahedra that share corners with two equivalent LiO4 tetrahedra and corners with four PO4 tetrahedra. There are a spread of Zn–O bond distances ranging from 1.95–1.99 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 PO4 tetrahedra, corners with two equivalent LiO4 tetrahedra, and corners with two equivalent ZnO4 tetrahedra. There are a spread of P–O bond distances ranging from 1.51–1.64 Å. In the second P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share a cornercorner with one PO4 tetrahedra, corners with two equivalent LiO4 tetrahedra, and corners with two equivalent ZnO4 tetrahedra. There are a spread of P–O bond distances ranging from 1.51–1.64 Å. There are eight inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one K1+ and two equivalent P5+ atoms. In the second O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two equivalent K1+, one Li1+, and one P5+ atom. In the third O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Zn2+, and one P5+ atom. In the fourth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two equivalent K1+, one Zn2+, and one P5+ atom. In the fifth O2- site, O2- is bonded in a 2-coordinate geometry to one K1+, one Zn2+, and one P5+ atom. In the sixth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one K1+, one Li1+, and one P5+ atom. In the seventh O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Zn2+, and one P5+ atom. In the eighth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one K1+ and two equivalent P5+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2019

Materials Data on KLiZnP2O7 by Materials Project

LiKZnP2O7 crystallizes in the monoclinic Pc space group. The structure is three-dimensional. there are two inequivalent K1+ sites. In the first K1+ site, K1+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of K–O bond distances ranging from 2.79–3.28 Å. In the second K1+ site, K1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of K–O bond distances ranging from 2.93–3.31 Å. There are two inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with two equivalent ZnO4 tetrahedra and corners with four PO4 tetrahedra. There are a spread of Li–O bond distances ranging from 1.92–2.01 Å. In the second Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with two equivalent ZnO4 tetrahedra and corners with four PO4 tetrahedra. There are a spread of Li–O bond distances ranging from 1.94–2.01 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 two equivalent LiO4 tetrahedra and corners with four PO4 tetrahedra. There are a spread of Zn–O bond distances ranging from 1.95–2.00 Å. In the second Zn2+ site, Zn2+ is bonded to four O2- atoms to form ZnO4 tetrahedra that share corners with two equivalent LiO4 tetrahedra and corners with four PO4 tetrahedra. There are a spread of Zn–O bond distances ranging from 1.96–2.00 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 PO4 tetrahedra, corners with two equivalent LiO4 tetrahedra, and corners with two equivalent ZnO4 tetrahedra. There are a spread of P–O bond distances ranging from 1.51–1.64 Å. In the second P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share a cornercorner with one PO4 tetrahedra, corners with two equivalent LiO4 tetrahedra, and corners with two equivalent ZnO4 tetrahedra. There are a spread of P–O bond distances ranging from 1.51–1.64 Å. In the third P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share a cornercorner with one PO4 tetrahedra, corners with two equivalent LiO4 tetrahedra, and corners with two equivalent ZnO4 tetrahedra. There are a spread of P–O bond distances ranging from 1.51–1.64 Å. In the fourth P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share a cornercorner with one PO4 tetrahedra, corners with two equivalent LiO4 tetrahedra, and corners with two equivalent ZnO4 tetrahedra. There are a spread of P–O bond distances ranging from 1.51–1.64 Å. There are fourteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one K1+ and two P5+ atoms. In the second O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Zn2+, and one P5+ atom. In the third O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Zn2+, and one P5+ atom. In the fourth O2- site, O2- is bonded in a distorted trigonal planar geometry to one K1+, one Li1+, one Zn2+, and one P5+ atom. In the fifth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two equivalent K1+, one Li1+, and one P5+ atom. In the sixth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two equivalent K1+, one Zn2+, and one P5+ atom. In the seventh O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one K1+, one Li1+, and one P5+ atom. In the eighth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Zn2+, and one P5+ atom. In the ninth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one K1+ and two P5+ atoms. In the tenth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two equivalent K1+, one Zn2+, and one P5+ atom. In the eleventh O2- site, O2- is bonded in a 3-coordinate geometry to one K1+, one Zn2+, and one P5+ atom. In the twelfth O2- site, O2- is bonded in a 2-coordinate geometry to two equivalent K1+, one Zn2+, and one P5+ atom. In the thirteenth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to two equivalent K1+, one Li1+, and one P5+ atom. In the fourteenth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two equivalent K1+, one Li1+, and one P5+ atom.

36 MATERIALS SCIENCE↗