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All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on CeTe by Materials Project

CeTe is Halite, Rock Salt structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Ce is bonded to six equivalent Te atoms to form a mixture of edge and corner-sharing CeTe6 octahedra. The corner-sharing octahedral tilt angles are 0°. All Ce–Te bond lengths are 3.17 Å. Te is bonded to six equivalent Ce atoms to form a mixture of edge and corner-sharing TeCe6 octahedra. The corner-sharing octahedral tilt angles are 0°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ce3Te4 by Materials Project

Ce3Te4 crystallizes in the cubic I-43d space group. The structure is three-dimensional. Ce is bonded to eight equivalent Te atoms to form a mixture of distorted corner, edge, and face-sharing CeTe8 hexagonal bipyramids. There are four shorter (3.23 Å) and four longer (3.37 Å) Ce–Te bond lengths. Te is bonded to six equivalent Ce atoms to form a mixture of distorted corner, edge, and face-sharing TeCe6 octahedra. The corner-sharing octahedra tilt angles range from 16–50°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CeTe2 by Materials Project

CeTe2 crystallizes in the tetragonal P4/nmm space group. The structure is three-dimensional. Ce4+ is bonded in a 9-coordinate geometry to nine Te2- atoms. There are one shorter (3.26 Å) and eight longer (3.32 Å) Ce–Te bond lengths. There are two inequivalent Te2- sites. In the first Te2- site, Te2- is bonded in a 8-coordinate geometry to four equivalent Ce4+ and four equivalent Te2- atoms. All Te–Te bond lengths are 3.19 Å. In the second Te2- site, Te2- is bonded to five equivalent Ce4+ atoms to form a mixture of distorted edge and corner-sharing TeCe5 trigonal bipyramids.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CeTe3 by Materials Project

CeTe3 crystallizes in the orthorhombic Cmcm space group. The structure is two-dimensional and consists of two CeTe3 sheets oriented in the (0, 1, 0) direction. Ce4+ is bonded in a 9-coordinate geometry to nine Te+1.33- atoms. There are a spread of Ce–Te bond distances ranging from 3.26–3.30 Å. There are three inequivalent Te+1.33- sites. In the first Te+1.33- site, Te+1.33- is bonded in a 2-coordinate geometry to two equivalent Ce4+ and four equivalent Te+1.33- atoms. All Te–Te bond lengths are 3.12 Å. In the second Te+1.33- site, Te+1.33- is bonded in a 2-coordinate geometry to two equivalent Ce4+ and four equivalent Te+1.33- atoms. In the third Te+1.33- site, Te+1.33- is bonded in a 5-coordinate geometry to five equivalent Ce4+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CeTe by Materials Project

CeTe is Tetraauricupride structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Ce is bonded in a body-centered cubic geometry to eight equivalent Te atoms. All Ce–Te bond lengths are 3.34 Å. Te is bonded in a body-centered cubic geometry to eight equivalent Ce atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ce2Te3 by Materials Project

Ce2Te3 is Stibnite structured and crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. there are two inequivalent Ce3+ sites. In the first Ce3+ site, Ce3+ is bonded to seven Te2- atoms to form a mixture of distorted edge and corner-sharing CeTe7 pentagonal bipyramids. There are a spread of Ce–Te bond distances ranging from 3.18–3.25 Å. In the second Ce3+ site, Ce3+ is bonded in a 8-coordinate geometry to eight Te2- atoms. There are a spread of Ce–Te bond distances ranging from 3.25–3.69 Å. There are three inequivalent Te2- sites. In the first Te2- site, Te2- is bonded to five Ce3+ atoms to form a mixture of distorted edge and corner-sharing TeCe5 trigonal bipyramids. In the second Te2- site, Te2- is bonded to five Ce3+ atoms to form a mixture of distorted edge and corner-sharing TeCe5 square pyramids. In the third Te2- site, Te2- is bonded in a 5-coordinate geometry to five Ce3+ atoms.

36 MATERIALS SCIENCE↗