Engineering Papers⌕ Search

SEARCH · Engineering Papers

Results for “Tb”

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 811 records · Page 45
All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on Tb2Ni2Sn by Materials Project

Tb2Ni2Sn crystallizes in the tetragonal P4/mbm space group. The structure is three-dimensional. Tb is bonded in a 10-coordinate geometry to six equivalent Ni and four equivalent Sn atoms. There are two shorter (2.81 Å) and four longer (2.87 Å) Tb–Ni bond lengths. All Tb–Sn bond lengths are 3.26 Å. Ni is bonded in a 9-coordinate geometry to six equivalent Tb, one Ni, and two equivalent Sn atoms. The Ni–Ni bond length is 2.47 Å. Both Ni–Sn bond lengths are 2.90 Å. Sn is bonded to eight equivalent Tb and four equivalent Ni atoms to form a mixture of corner and face-sharing SnTb8Ni4 cuboctahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TbPrMn4 by Materials Project

TbPrMn4 is Hexagonal Laves-derived structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional. Tb is bonded in a 12-coordinate geometry to four equivalent Pr and twelve equivalent Mn atoms. All Tb–Pr bond lengths are 3.20 Å. All Tb–Mn bond lengths are 3.06 Å. Pr is bonded in a 12-coordinate geometry to four equivalent Tb and twelve equivalent Mn atoms. All Pr–Mn bond lengths are 3.07 Å. Mn is bonded to three equivalent Tb, three equivalent Pr, and six equivalent Mn atoms to form a mixture of edge, face, and corner-sharing MnTb3Pr3Mn6 cuboctahedra. There are three shorter (2.59 Å) and three longer (2.65 Å) Mn–Mn bond lengths.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TbZnSi by Materials Project

TbZnSi is hexagonal omega structure-derived structured and crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. Tb is bonded to six equivalent Zn and six equivalent Si atoms to form a mixture of edge and face-sharing TbZn6Si6 cuboctahedra. All Tb–Zn bond lengths are 3.13 Å. All Tb–Si bond lengths are 3.13 Å. Zn is bonded in a distorted trigonal planar geometry to six equivalent Tb and three equivalent Si atoms. All Zn–Si bond lengths are 2.38 Å. Si is bonded in a 3-coordinate geometry to six equivalent Tb and three equivalent Zn atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TbCuGe by Materials Project

TbCuGe is hexagonal omega structure-derived structured and crystallizes in the trigonal P-3m1 space group. The structure is three-dimensional. Tb is bonded to six equivalent Cu and six equivalent Ge atoms to form a mixture of edge and face-sharing TbCu6Ge6 cuboctahedra. There are three shorter (3.05 Å) and three longer (3.08 Å) Tb–Cu bond lengths. There are three shorter (3.08 Å) and three longer (3.27 Å) Tb–Ge bond lengths. Cu is bonded in a 9-coordinate geometry to six equivalent Tb and three equivalent Cu atoms. All Cu–Cu bond lengths are 2.48 Å. Ge is bonded in a 9-coordinate geometry to six equivalent Tb and three equivalent Ge atoms. All Ge–Ge bond lengths are 2.50 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Tb2MnCrO6 by Materials Project

Tb2CrMnO6 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. Tb+3.50+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Tb–O bond distances ranging from 2.28–2.68 Å. Cr3+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with six equivalent MnO6 octahedra. The corner-sharing octahedra tilt angles range from 34–38°. There are a spread of Cr–O bond distances ranging from 2.00–2.06 Å. Mn2+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with six equivalent CrO6 octahedra. The corner-sharing octahedra tilt angles range from 34–38°. There are a spread of Mn–O bond distances ranging from 1.94–2.14 Å. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded in a 5-coordinate geometry to three equivalent Tb+3.50+, one Cr3+, and one Mn2+ atom. In the second O2- site, O2- is bonded in a 5-coordinate geometry to three equivalent Tb+3.50+, one Cr3+, and one Mn2+ atom. In the third O2- site, O2- is bonded to two equivalent Tb+3.50+, one Cr3+, and one Mn2+ atom to form distorted corner-sharing OTb2MnCr trigonal pyramids.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Tb3BBr3 by Materials Project

Tb3BBr3 is Corundum-derived structured and crystallizes in the cubic I4_132 space group. The structure is three-dimensional. Tb is bonded to two equivalent B and four equivalent Br atoms to form a mixture of edge and corner-sharing TbB2Br4 octahedra. The corner-sharing octahedra tilt angles range from 7–11°. Both Tb–B bond lengths are 2.62 Å. There are two shorter (2.95 Å) and two longer (3.07 Å) Tb–Br bond lengths. B is bonded to six equivalent Tb atoms to form edge-sharing BTb6 octahedra. Br is bonded in a rectangular see-saw-like geometry to four equivalent Tb atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TbAlGe by Materials Project

TbAlGe crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. Tb is bonded in a 9-coordinate geometry to five equivalent Al and four equivalent Ge atoms. There are a spread of Tb–Al bond distances ranging from 3.04–3.15 Å. All Tb–Ge bond lengths are 3.19 Å. Al is bonded in a 9-coordinate geometry to five equivalent Tb and four equivalent Ge atoms. All Al–Ge bond lengths are 2.72 Å. Ge is bonded in a 12-coordinate geometry to four equivalent Tb and four equivalent Al atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TbGa2Ni by Materials Project

TbNiGa2 crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. Tb is bonded in a 5-coordinate geometry to three equivalent Ni and ten equivalent Ga atoms. There are one shorter (2.85 Å) and two longer (3.02 Å) Tb–Ni bond lengths. There are a spread of Tb–Ga bond distances ranging from 2.98–3.27 Å. Ni is bonded in a 9-coordinate geometry to three equivalent Tb and six equivalent Ga atoms. All Ni–Ga bond lengths are 2.51 Å. Ga is bonded in a 12-coordinate geometry to five equivalent Tb and three equivalent Ni atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Na5TbO6 by Materials Project

Na5TbO6 is Caswellsilverite-like structured and crystallizes in the monoclinic C2/c space group. The structure is three-dimensional. there are four inequivalent Na sites. In the first Na site, Na is bonded to six O atoms to form NaO6 octahedra that share corners with six NaO6 octahedra, edges with three equivalent TbO6 octahedra, and edges with nine NaO6 octahedra. The corner-sharing octahedra tilt angles range from 8–10°. There are two shorter (2.44 Å) and four longer (2.45 Å) Na–O bond lengths. In the second Na site, Na is bonded to six O atoms to form NaO6 octahedra that share corners with six NaO6 octahedra, edges with three equivalent TbO6 octahedra, and edges with nine NaO6 octahedra. The corner-sharing octahedra tilt angles range from 7–10°. All Na–O bond lengths are 2.45 Å. In the third Na site, Na is bonded to six O atoms to form NaO6 octahedra that share corners with two equivalent TbO6 octahedra, corners with four NaO6 octahedra, edges with two equivalent TbO6 octahedra, and edges with ten NaO6 octahedra. The corner-sharing octahedra tilt angles range from 1–8°. There are a spread of Na–O bond distances ranging from 2.41–2.60 Å. In the fourth Na site, Na is bonded to six O atoms to form NaO6 octahedra that share corners with two equivalent TbO6 octahedra, corners with four NaO6 octahedra, edges with two equivalent TbO6 octahedra, and edges with ten NaO6 octahedra. The corner-sharing octahedra tilt angles range from 2–10°. There are a spread of Na–O bond distances ranging from 2.41–2.51 Å. Tb is bonded to six O atoms to form TbO6 octahedra that share corners with six NaO6 octahedra and edges with twelve NaO6 octahedra. The corner-sharing octahedra tilt angles range from 1–2°. All Tb–O bond lengths are 2.26 Å. There are three inequivalent O sites. In the first O site, O is bonded to five Na and one Tb atom to form a mixture of corner and edge-sharing ONa5Tb octahedra. The corner-sharing octahedra tilt angles range from 0–6°. In the second O site, O is bonded to five Na and one Tb atom to form a mixture of corner and edge-sharing ONa5Tb octahedra. The corner-sharing octahedra tilt angles range from 0–12°. In the third O site, O is bonded to five Na and one Tb atom to form a mixture of corner and edge-sharing ONa5Tb octahedra. The corner-sharing octahedra tilt angles range from 0–12°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Tb2CdNi2 by Materials Project

Tb2Ni2Cd crystallizes in the tetragonal P4/mbm space group. The structure is three-dimensional. Tb is bonded in a 6-coordinate geometry to six equivalent Ni and four equivalent Cd atoms. There are two shorter (2.82 Å) and four longer (2.88 Å) Tb–Ni bond lengths. All Tb–Cd bond lengths are 3.27 Å. Ni is bonded in a 9-coordinate geometry to six equivalent Tb, one Ni, and two equivalent Cd atoms. The Ni–Ni bond length is 2.40 Å. Both Ni–Cd bond lengths are 2.95 Å. Cd is bonded to eight equivalent Tb and four equivalent Ni atoms to form a mixture of corner and face-sharing CdTb8Ni4 cuboctahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Tb2TlHg by Materials Project

Tb2HgTl is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Tb is bonded in a body-centered cubic geometry to four equivalent Hg and four equivalent Tl atoms. All Tb–Hg bond lengths are 3.27 Å. All Tb–Tl bond lengths are 3.27 Å. Hg is bonded in a body-centered cubic geometry to eight equivalent Tb atoms. Tl is bonded in a body-centered cubic geometry to eight equivalent Tb atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Tb2Ge3 by Materials Project

Tb2Ge3 crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. Tb is bonded in a 9-coordinate geometry to nine Ge atoms. There are three shorter (3.03 Å) and six longer (3.19 Å) Tb–Ge bond lengths. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to six equivalent Tb and three equivalent Ge atoms. All Ge–Ge bond lengths are 2.55 Å. In the second Ge site, Ge is bonded in a 6-coordinate geometry to six equivalent Tb atoms. In the third Ge site, Ge is bonded in a 9-coordinate geometry to six equivalent Tb and three equivalent Ge atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Tb3BCl3 by Materials Project

Tb3BCl3 crystallizes in the cubic I4_132 space group. The structure is three-dimensional. Tb is bonded to two equivalent B and four equivalent Cl atoms to form a mixture of edge and corner-sharing TbB2Cl4 octahedra. The corner-sharing octahedra tilt angles range from 5–8°. Both Tb–B bond lengths are 2.58 Å. There are two shorter (2.82 Å) and two longer (2.92 Å) Tb–Cl bond lengths. B is bonded to six equivalent Tb atoms to form edge-sharing BTb6 octahedra. Cl is bonded in a rectangular see-saw-like geometry to four equivalent Tb atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Tb2Nb3Ge4 by Materials Project

Tb2Nb3Ge4 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Tb is bonded in a 7-coordinate geometry to seven Ge atoms. There are a spread of Tb–Ge bond distances ranging from 2.87–3.11 Å. There are two inequivalent Nb sites. In the first Nb site, Nb is bonded to six Ge atoms to form distorted corner-sharing NbGe6 octahedra. The corner-sharing octahedra tilt angles range from 47–55°. There are a spread of Nb–Ge bond distances ranging from 2.75–2.89 Å. In the second Nb site, Nb is bonded in a 6-coordinate geometry to six Ge atoms. There are a spread of Nb–Ge bond distances ranging from 2.65–2.80 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to four equivalent Tb, four Nb, and one Ge atom. The Ge–Ge bond length is 2.64 Å. In the second Ge site, Ge is bonded in a 9-coordinate geometry to two equivalent Tb, six Nb, and one Ge atom. In the third Ge site, Ge is bonded in a 9-coordinate geometry to four equivalent Tb, four Nb, and one Ge atom. The Ge–Ge bond length is 2.75 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TbMg3 by Materials Project

TbMg3 is beta Cu3Ti-like structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. there are two inequivalent Mg sites. In the first Mg site, Mg is bonded to eight Mg and four equivalent Tb atoms to form distorted MgTb4Mg8 cuboctahedra that share corners with four equivalent TbMg12 cuboctahedra, corners with fourteen MgTb4Mg8 cuboctahedra, edges with six equivalent TbMg12 cuboctahedra, edges with twelve MgTb4Mg8 cuboctahedra, faces with four equivalent TbMg12 cuboctahedra, and faces with sixteen MgTb4Mg8 cuboctahedra. There are a spread of Mg–Mg bond distances ranging from 3.21–3.43 Å. There are two shorter (3.26 Å) and two longer (3.35 Å) Mg–Tb bond lengths. In the second Mg site, Mg is bonded to eight Mg and four equivalent Tb atoms to form distorted MgTb4Mg8 cuboctahedra that share corners with four equivalent TbMg12 cuboctahedra, corners with fourteen MgTb4Mg8 cuboctahedra, edges with six equivalent TbMg12 cuboctahedra, edges with twelve MgTb4Mg8 cuboctahedra, faces with four equivalent TbMg12 cuboctahedra, and faces with sixteen MgTb4Mg8 cuboctahedra. Both Mg–Mg bond lengths are 3.21 Å. There are two shorter (3.26 Å) and two longer (3.35 Å) Mg–Tb bond lengths. Tb is bonded to twelve Mg atoms to form TbMg12 cuboctahedra that share corners with six equivalent TbMg12 cuboctahedra, corners with twelve MgTb4Mg8 cuboctahedra, edges with eighteen MgTb4Mg8 cuboctahedra, faces with eight equivalent TbMg12 cuboctahedra, and faces with twelve MgTb4Mg8 cuboctahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TbMg2Cu by Materials Project

Mg2TbCu is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Mg is bonded in a body-centered cubic geometry to four equivalent Tb and four equivalent Cu atoms. All Mg–Tb bond lengths are 3.02 Å. All Mg–Cu bond lengths are 3.02 Å. Tb is bonded in a distorted body-centered cubic geometry to eight equivalent Mg and six equivalent Cu atoms. All Tb–Cu bond lengths are 3.48 Å. Cu is bonded in a distorted body-centered cubic geometry to eight equivalent Mg and six equivalent Tb atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TbNi4Au by Materials Project

TbNi4Au crystallizes in the cubic F-43m space group. The structure is three-dimensional. Tb is bonded in a 4-coordinate geometry to twelve equivalent Ni and four equivalent Au atoms. All Tb–Ni bond lengths are 2.90 Å. All Tb–Au bond lengths are 3.03 Å. Ni is bonded to three equivalent Tb, six equivalent Ni, and three equivalent Au atoms to form a mixture of corner, edge, and face-sharing NiTb3Ni6Au3 cuboctahedra. All Ni–Ni bond lengths are 2.47 Å. All Ni–Au bond lengths are 2.90 Å. Au is bonded in a 4-coordinate geometry to four equivalent Tb and twelve equivalent Ni atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Tb2AlFe3 by Materials Project

Tb2Fe3Al is Cubic Laves-derived structured and crystallizes in the trigonal R-3m space group. The structure is three-dimensional. Tb is bonded in a 12-coordinate geometry to nine equivalent Fe and three equivalent Al atoms. There are six shorter (3.05 Å) and three longer (3.08 Å) Tb–Fe bond lengths. All Tb–Al bond lengths are 3.07 Å. Fe is bonded to six equivalent Tb, four equivalent Fe, and two equivalent Al atoms to form FeTb6Al2Fe4 cuboctahedra that share corners with four equivalent AlTb6Fe6 cuboctahedra, corners with fourteen equivalent FeTb6Al2Fe4 cuboctahedra, edges with six equivalent FeTb6Al2Fe4 cuboctahedra, faces with six equivalent AlTb6Fe6 cuboctahedra, and faces with twelve equivalent FeTb6Al2Fe4 cuboctahedra. All Fe–Fe bond lengths are 2.62 Å. Both Fe–Al bond lengths are 2.60 Å. Al is bonded to six equivalent Tb and six equivalent Fe atoms to form AlTb6Fe6 cuboctahedra that share corners with six equivalent AlTb6Fe6 cuboctahedra, corners with twelve equivalent FeTb6Al2Fe4 cuboctahedra, edges with six equivalent AlTb6Fe6 cuboctahedra, and faces with eighteen equivalent FeTb6Al2Fe4 cuboctahedra.

36 MATERIALS SCIENCE↗