Engineering Papers⌕ Search

SEARCH · Engineering Papers

Results for “Sb”

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.

At least 1,189 records · Page 66
All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on Na3Sb5F18 by Materials Project

Na3Sb5F18 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. there are three inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven F1- atoms. There are a spread of Na–F bond distances ranging from 2.31–2.93 Å. In the second Na1+ site, Na1+ is bonded in a 6-coordinate geometry to six F1- atoms. There are a spread of Na–F bond distances ranging from 2.32–2.49 Å. In the third Na1+ site, Na1+ is bonded in a 8-coordinate geometry to eight F1- atoms. There are a spread of Na–F bond distances ranging from 2.32–2.88 Å. There are five inequivalent Sb3+ sites. In the first Sb3+ site, Sb3+ is bonded in a distorted square pyramidal geometry to five F1- atoms. There are a spread of Sb–F bond distances ranging from 1.98–2.35 Å. In the second Sb3+ site, Sb3+ is bonded in a 6-coordinate geometry to six F1- atoms. There are a spread of Sb–F bond distances ranging from 1.97–2.72 Å. In the third Sb3+ site, Sb3+ is bonded in a 4-coordinate geometry to four F1- atoms. There are a spread of Sb–F bond distances ranging from 1.96–2.21 Å. In the fourth Sb3+ site, Sb3+ is bonded in a 5-coordinate geometry to five F1- atoms. There are a spread of Sb–F bond distances ranging from 2.00–2.62 Å. In the fifth Sb3+ site, Sb3+ is bonded in a distorted square pyramidal geometry to five F1- atoms. There are a spread of Sb–F bond distances ranging from 1.98–2.57 Å. There are eighteen inequivalent F1- sites. In the first F1- site, F1- is bonded in a distorted trigonal planar geometry to two Na1+ and one Sb3+ atom. In the second F1- site, F1- is bonded in a distorted tetrahedral geometry to three Na1+ and one Sb3+ atom. In the third F1- site, F1- is bonded in a 2-coordinate geometry to two Na1+ and one Sb3+ atom. In the fourth F1- site, F1- is bonded in a distorted trigonal planar geometry to one Na1+ and two Sb3+ atoms. In the fifth F1- site, F1- is bonded in a single-bond geometry to one Sb3+ atom. In the sixth F1- site, F1- is bonded in a bent 150 degrees geometry to one Na1+ and one Sb3+ atom. In the seventh F1- site, F1- is bonded in a 1-coordinate geometry to two Sb3+ atoms. In the eighth F1- site, F1- is bonded in a 3-coordinate geometry to one Na1+ and two Sb3+ atoms. In the ninth F1- site, F1- is bonded in a bent 120 degrees geometry to one Na1+ and one Sb3+ atom. In the tenth F1- site, F1- is bonded in a 2-coordinate geometry to one Na1+ and two equivalent Sb3+ atoms. In the eleventh F1- site, F1- is bonded in a distorted trigonal planar geometry to one Na1+ and two Sb3+ atoms. In the twelfth F1- site, F1- is bonded in a 2-coordinate geometry to three Na1+ and one Sb3+ atom. In the thirteenth F1- site, F1- is bonded in a distorted bent 120 degrees geometry to one Na1+ and one Sb3+ atom. In the fourteenth F1- site, F1- is bonded in a bent 120 degrees geometry to one Na1+ and one Sb3+ atom. In the fifteenth F1- site, F1- is bonded in a trigonal planar geometry to one Na1+ and two Sb3+ atoms. In the sixteenth F1- site, F1- is bonded in a distorted bent 120 degrees geometry to two Sb3+ atoms. In the seventeenth F1- site, F1- is bonded in a distorted trigonal planar geometry to two Na1+ and one Sb3+ atom. In the eighteenth F1- site, F1- is bonded in a single-bond geometry to one Sb3+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ba3GaSb3 by Materials Project

Ba3GaSb3 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. there are four inequivalent Ba2+ sites. In the first Ba2+ site, Ba2+ is bonded to six Sb3- atoms to form distorted BaSb6 octahedra that share corners with six BaSb6 octahedra, corners with four equivalent GaSb4 tetrahedra, edges with twelve BaSb6 octahedra, and faces with two equivalent GaSb4 tetrahedra. The corner-sharing octahedra tilt angles range from 9–17°. There are a spread of Ba–Sb bond distances ranging from 3.53–3.68 Å. In the second Ba2+ site, Ba2+ is bonded to six Sb3- atoms to form distorted BaSb6 octahedra that share corners with six BaSb6 octahedra, corners with four equivalent GaSb4 tetrahedra, edges with twelve BaSb6 octahedra, and faces with two equivalent GaSb4 tetrahedra. The corner-sharing octahedra tilt angles range from 12–16°. There are a spread of Ba–Sb bond distances ranging from 3.53–3.72 Å. In the third Ba2+ site, Ba2+ is bonded to six Sb3- atoms to form distorted BaSb6 octahedra that share corners with six BaSb6 octahedra, corners with four equivalent GaSb4 tetrahedra, edges with twelve BaSb6 octahedra, and a faceface with one GaSb4 tetrahedra. The corner-sharing octahedra tilt angles range from 10–24°. There are a spread of Ba–Sb bond distances ranging from 3.56–3.81 Å. In the fourth Ba2+ site, Ba2+ is bonded to six Sb3- atoms to form BaSb6 octahedra that share corners with six BaSb6 octahedra, corners with four equivalent GaSb4 tetrahedra, edges with twelve BaSb6 octahedra, and a faceface with one GaSb4 tetrahedra. The corner-sharing octahedra tilt angles range from 13–23°. There are a spread of Ba–Sb bond distances ranging from 3.57–3.80 Å. Ga3+ is bonded to four Sb3- atoms to form GaSb4 tetrahedra that share corners with twelve BaSb6 octahedra, an edgeedge with one GaSb4 tetrahedra, and faces with four BaSb6 octahedra. The corner-sharing octahedra tilt angles range from 36–59°. There are a spread of Ga–Sb bond distances ranging from 2.76–2.80 Å. There are four inequivalent Sb3- sites. In the first Sb3- site, Sb3- is bonded to six Ba2+ and one Ga3+ atom to form a mixture of distorted face, edge, and corner-sharing SbBa6Ga pentagonal bipyramids. In the second Sb3- site, Sb3- is bonded to six Ba2+ and one Ga3+ atom to form a mixture of distorted face, edge, and corner-sharing SbBa6Ga pentagonal bipyramids. In the third Sb3- site, Sb3- is bonded in a 8-coordinate geometry to six Ba2+ and two equivalent Ga3+ atoms. In the fourth Sb3- site, Sb3- is bonded in a 8-coordinate geometry to six Ba2+ and two equivalent Ga3+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Na2(GaSb)3 by Materials Project

Na2(GaSb)3 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. there are two inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded to six Sb3- atoms to form NaSb6 octahedra that share corners with four equivalent NaSb5 square pyramids, corners with three equivalent GaSb4 tetrahedra, edges with six equivalent NaSb6 octahedra, an edgeedge with one NaSb5 square pyramid, and edges with three equivalent GaSb4 tetrahedra. There are a spread of Na–Sb bond distances ranging from 3.27–3.50 Å. In the second Na1+ site, Na1+ is bonded to five Sb3- atoms to form distorted NaSb5 square pyramids that share corners with four equivalent NaSb6 octahedra, corners with four equivalent NaSb5 square pyramids, corners with four equivalent GaSb4 tetrahedra, an edgeedge with one NaSb6 octahedra, edges with two equivalent NaSb5 square pyramids, and a faceface with one GaSb4 tetrahedra. The corner-sharing octahedra tilt angles range from 36–41°. There are two shorter (3.43 Å) and three longer (3.49 Å) Na–Sb bond lengths. There are three inequivalent Ga+2.33+ sites. In the first Ga+2.33+ site, Ga+2.33+ is bonded in a trigonal non-coplanar geometry to three Sb3- atoms. There are two shorter (2.71 Å) and one longer (2.75 Å) Ga–Sb bond lengths. In the second Ga+2.33+ site, Ga+2.33+ is bonded in a trigonal non-coplanar geometry to three equivalent Sb3- atoms. There are two shorter (2.75 Å) and one longer (2.84 Å) Ga–Sb bond lengths. In the third Ga+2.33+ site, Ga+2.33+ is bonded to four Sb3- atoms to form GaSb4 tetrahedra that share corners with three equivalent NaSb6 octahedra, corners with four equivalent NaSb5 square pyramids, corners with two equivalent GaSb4 tetrahedra, edges with three equivalent NaSb6 octahedra, and a faceface with one NaSb5 square pyramid. The corner-sharing octahedra tilt angles range from 3–29°. There are a spread of Ga–Sb bond distances ranging from 2.67–2.76 Å. There are three inequivalent Sb3- sites. In the first Sb3- site, Sb3- is bonded in a 7-coordinate geometry to three equivalent Na1+ and four Ga+2.33+ atoms. In the second Sb3- site, Sb3- is bonded in a 8-coordinate geometry to five Na1+ and three Ga+2.33+ atoms. In the third Sb3- site, Sb3- is bonded to three equivalent Na1+ and three Ga+2.33+ atoms to form edge-sharing SbNa3Ga3 octahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sb4S5Cl2 by Materials Project

Sb4S5Cl2 crystallizes in the orthorhombic Pnma space group. The structure is one-dimensional and consists of two Sb4S5Cl2 ribbons oriented in the (1, 0, 0) direction. there are three inequivalent Sb3+ sites. In the first Sb3+ site, Sb3+ is bonded in a distorted T-shaped geometry to three S2- atoms. There are two shorter (2.51 Å) and one longer (2.54 Å) Sb–S bond lengths. In the second Sb3+ site, Sb3+ is bonded in a distorted see-saw-like geometry to two equivalent S2- and two Cl1- atoms. Both Sb–S bond lengths are 2.49 Å. There are one shorter (2.55 Å) and one longer (2.81 Å) Sb–Cl bond lengths. In the third Sb3+ site, Sb3+ is bonded in a distorted see-saw-like geometry to three S2- and one Cl1- atom. There are a spread of Sb–S bond distances ranging from 2.47–2.64 Å. The Sb–Cl bond length is 2.92 Å. There are three inequivalent S2- sites. In the first S2- site, S2- is bonded in a distorted water-like geometry to two Sb3+ atoms. In the second S2- site, S2- is bonded in a water-like geometry to two Sb3+ atoms. In the third S2- site, S2- is bonded in a distorted trigonal non-coplanar geometry to three Sb3+ atoms. There are two inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded in a single-bond geometry to one Sb3+ atom. In the second Cl1- site, Cl1- is bonded in a 3-coordinate geometry to three Sb3+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sb5PO10 by Materials Project

Sb5PO10 crystallizes in the orthorhombic P2_12_12_1 space group. The structure is three-dimensional. there are five inequivalent Sb3+ sites. In the first Sb3+ site, Sb3+ is bonded in a rectangular see-saw-like geometry to four O2- atoms. There are a spread of Sb–O bond distances ranging from 1.97–2.29 Å. In the second Sb3+ site, Sb3+ is bonded in a distorted T-shaped geometry to three O2- atoms. There are a spread of Sb–O bond distances ranging from 1.99–2.02 Å. In the third Sb3+ site, Sb3+ is bonded in a rectangular see-saw-like geometry to four O2- atoms. There are a spread of Sb–O bond distances ranging from 2.01–2.24 Å. In the fourth Sb3+ site, Sb3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Sb–O bond distances ranging from 1.99–2.67 Å. In the fifth Sb3+ site, Sb3+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of Sb–O bond distances ranging from 2.03–2.35 Å. P5+ is bonded in a tetrahedral geometry to four O2- atoms. There are a spread of P–O bond distances ranging from 1.55–1.59 Å. There are ten inequivalent O2- sites. In the first O2- site, O2- is bonded in a trigonal planar geometry to three Sb3+ atoms. In the second O2- site, O2- is bonded in a distorted trigonal planar geometry to three Sb3+ atoms. In the third O2- site, O2- is bonded in a bent 120 degrees geometry to one Sb3+ and one P5+ atom. In the fourth O2- site, O2- is bonded in a distorted single-bond geometry to one Sb3+ and one P5+ atom. In the fifth O2- site, O2- is bonded in a bent 120 degrees geometry to two Sb3+ atoms. In the sixth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two Sb3+ atoms. In the seventh O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Sb3+ atoms. In the eighth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Sb3+ and one P5+ atom. In the ninth O2- site, O2- is bonded in a 3-coordinate geometry to three Sb3+ atoms. In the tenth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Sb3+ and one P5+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ti5FeSb2 by Materials Project

Ti5FeSb2 crystallizes in the tetragonal I4/mcm space group. The structure is three-dimensional. there are two inequivalent Ti sites. In the first Ti site, Ti is bonded in a 6-coordinate geometry to two equivalent Fe and four equivalent Sb atoms. Both Ti–Fe bond lengths are 2.55 Å. There are a spread of Ti–Sb bond distances ranging from 2.81–3.11 Å. In the second Ti site, Ti is bonded in a 6-coordinate geometry to two equivalent Ti and four equivalent Sb atoms. Both Ti–Ti bond lengths are 2.57 Å. All Ti–Sb bond lengths are 2.75 Å. Fe is bonded in a 10-coordinate geometry to eight equivalent Ti and two equivalent Fe atoms. Both Fe–Fe bond lengths are 2.57 Å. Sb is bonded in a 10-coordinate geometry to ten Ti atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on MgNi2Sb by Materials Project

MgNi2Sb is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Mg is bonded in a distorted body-centered cubic geometry to eight equivalent Ni and six equivalent Sb atoms. All Mg–Ni bond lengths are 2.67 Å. All Mg–Sb bond lengths are 3.08 Å. Ni is bonded in a body-centered cubic geometry to four equivalent Mg and four equivalent Sb atoms. All Ni–Sb bond lengths are 2.67 Å. Sb is bonded in a 8-coordinate geometry to six equivalent Mg and eight equivalent Ni atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Zr2Sb by Materials Project

Zr2Sb crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. there are two inequivalent Zr sites. In the first Zr site, Zr is bonded in a 4-coordinate geometry to four equivalent Zr and four equivalent Sb atoms. All Zr–Zr bond lengths are 2.93 Å. All Zr–Sb bond lengths are 3.03 Å. In the second Zr site, Zr is bonded to five equivalent Sb atoms to form a mixture of distorted edge and corner-sharing ZrSb5 square pyramids. There are one shorter (2.94 Å) and four longer (2.99 Å) Zr–Sb bond lengths. Sb is bonded in a 9-coordinate geometry to nine Zr atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on YZrSb by Materials Project

YZrSb crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Y is bonded to five equivalent Sb atoms to form a mixture of distorted edge and corner-sharing YSb5 trigonal bipyramids. There are four shorter (3.11 Å) and one longer (3.17 Å) Y–Sb bond lengths. Zr is bonded in a distorted square co-planar geometry to four equivalent Sb atoms. All Zr–Sb bond lengths are 3.08 Å. Sb is bonded in a 9-coordinate geometry to five equivalent Y and four equivalent Zr atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on LuZrSb by Materials Project

LuZrSb crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Lu is bonded to five equivalent Sb atoms to form a mixture of distorted edge and corner-sharing LuSb5 square pyramids. All Lu–Sb bond lengths are 3.08 Å. Zr is bonded in a distorted square co-planar geometry to four equivalent Sb atoms. All Zr–Sb bond lengths are 3.08 Å. Sb is bonded in a 9-coordinate geometry to five equivalent Lu and four equivalent Zr atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on NbSbRh by Materials Project

NbRhSb is half-Heusler structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Nb is bonded to four equivalent Rh and six equivalent Sb atoms to form a mixture of distorted face and corner-sharing NbSb6Rh4 tetrahedra. All Nb–Rh bond lengths are 2.70 Å. All Nb–Sb bond lengths are 3.12 Å. Rh is bonded in a body-centered cubic geometry to four equivalent Nb and four equivalent Sb atoms. All Rh–Sb bond lengths are 2.70 Å. Sb is bonded in a 10-coordinate geometry to six equivalent Nb and four equivalent Rh atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TaSbRu by Materials Project

TaRuSb is half-Heusler structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Ta is bonded to four equivalent Ru and six equivalent Sb atoms to form a mixture of distorted face and corner-sharing TaSb6Ru4 tetrahedra. All Ta–Ru bond lengths are 2.68 Å. All Ta–Sb bond lengths are 3.10 Å. Ru is bonded in a body-centered cubic geometry to four equivalent Ta and four equivalent Sb atoms. All Ru–Sb bond lengths are 2.68 Å. Sb is bonded in a 10-coordinate geometry to six equivalent Ta and four equivalent Ru atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on VSbRu by Materials Project

VRuSb is half-Heusler structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. V is bonded to four equivalent Ru and six equivalent Sb atoms to form a mixture of distorted corner and face-sharing VSb6Ru4 tetrahedra. All V–Ru bond lengths are 2.62 Å. All V–Sb bond lengths are 3.02 Å. Ru is bonded in a body-centered cubic geometry to four equivalent V and four equivalent Sb atoms. All Ru–Sb bond lengths are 2.62 Å. Sb is bonded in a 10-coordinate geometry to six equivalent V and four equivalent Ru atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on HfSbRu by Materials Project

HfRuSb is half-Heusler structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Hf is bonded to four equivalent Ru and six equivalent Sb atoms to form a mixture of distorted face and corner-sharing HfSb6Ru4 tetrahedra. All Hf–Ru bond lengths are 2.74 Å. All Hf–Sb bond lengths are 3.16 Å. Ru is bonded in a body-centered cubic geometry to four equivalent Hf and four equivalent Sb atoms. All Ru–Sb bond lengths are 2.74 Å. Sb is bonded in a 10-coordinate geometry to six equivalent Hf and four equivalent Ru atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on ZrSbRu by Materials Project

SbRuZr is half-Heusler structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Zr is bonded to four equivalent Ru and six equivalent Sb atoms to form a mixture of distorted face and corner-sharing ZrSb6Ru4 tetrahedra. All Zr–Ru bond lengths are 2.75 Å. All Zr–Sb bond lengths are 3.18 Å. Ru is bonded in a body-centered cubic geometry to four equivalent Zr and four equivalent Sb atoms. All Ru–Sb bond lengths are 2.75 Å. Sb is bonded in a 10-coordinate geometry to six equivalent Zr and four equivalent Ru atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TiSbRu by Materials Project

TiRuSb is half-Heusler structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Ti is bonded to four equivalent Ru and six equivalent Sb atoms to form a mixture of distorted corner and face-sharing TiSb6Ru4 tetrahedra. All Ti–Ru bond lengths are 2.67 Å. All Ti–Sb bond lengths are 3.08 Å. Ru is bonded in a body-centered cubic geometry to four equivalent Ti and four equivalent Sb atoms. All Ru–Sb bond lengths are 2.67 Å. Sb is bonded in a 10-coordinate geometry to six equivalent Ti and four equivalent Ru atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TaCoSb by Materials Project

TaCoSb is half-Heusler structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Ta is bonded in a 4-coordinate geometry to four equivalent Co and six equivalent Sb atoms. All Ta–Co bond lengths are 2.58 Å. All Ta–Sb bond lengths are 2.98 Å. Co is bonded in a body-centered cubic geometry to four equivalent Ta and four equivalent Sb atoms. All Co–Sb bond lengths are 2.58 Å. Sb is bonded in a 10-coordinate geometry to six equivalent Ta and four equivalent Co atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on HoZrSb by Materials Project

HoZrSb crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Ho is bonded to five equivalent Sb atoms to form a mixture of distorted corner and edge-sharing HoSb5 trigonal bipyramids. There are four shorter (3.10 Å) and one longer (3.14 Å) Ho–Sb bond lengths. Zr is bonded in a distorted square co-planar geometry to four equivalent Sb atoms. All Zr–Sb bond lengths are 3.08 Å. Sb is bonded in a 9-coordinate geometry to five equivalent Ho and four equivalent Zr atoms.

36 MATERIALS SCIENCE↗