Engineering Papers⌕ Search

SEARCH · Engineering Papers

Results for “Th”

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 739 records · Page 41

Materials Data on Th2Tl by Materials Project

Th2Tl is Khatyrkite structured and crystallizes in the tetragonal I4/mcm space group. The structure is three-dimensional. Th is bonded in a 4-coordinate geometry to four equivalent Tl atoms. All Th–Tl bond lengths are 3.36 Å. Tl is bonded in a 10-coordinate geometry to eight equivalent Th and two equivalent Tl atoms. Both Tl–Tl bond lengths are 3.03 Å.

36 MATERIALS SCIENCE↗

Materials Data on Ba3Th by Materials Project

Ba3Th is Uranium Silicide structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Ba is bonded to eight equivalent Ba and four equivalent Th atoms to form distorted BaBa8Th4 cuboctahedra that share corners with twelve equivalent BaBa8Th4 cuboctahedra, edges with eight equivalent ThBa12 cuboctahedra, edges with sixteen equivalent BaBa8Th4 cuboctahedra, faces with four equivalent ThBa12 cuboctahedra, and faces with fourteen equivalent BaBa8Th4 cuboctahedra. All Ba–Ba bond lengths are 4.09 Å. All Ba–Th bond lengths are 4.09 Å. Th is bonded to twelve equivalent Ba atoms to form ThBa12 cuboctahedra that share corners with twelve equivalent ThBa12 cuboctahedra, edges with twenty-four equivalent BaBa8Th4 cuboctahedra, faces with six equivalent ThBa12 cuboctahedra, and faces with twelve equivalent BaBa8Th4 cuboctahedra.

36 MATERIALS SCIENCE↗

Materials Data on ThMgHg2 by Materials Project

MgThHg2 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 eight equivalent Hg atoms. All Mg–Hg bond lengths are 3.19 Å. Th is bonded in a body-centered cubic geometry to eight equivalent Hg atoms. All Th–Hg bond lengths are 3.19 Å. Hg is bonded in a body-centered cubic geometry to four equivalent Mg and four equivalent Th atoms.

36 MATERIALS SCIENCE↗

Materials Data on ThSiO3 by Materials Project

ThSiO3 is (Cubic) Perovskite structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Th is bonded to twelve equivalent O atoms to form ThO12 cuboctahedra that share corners with twelve equivalent ThO12 cuboctahedra, faces with six equivalent ThO12 cuboctahedra, and faces with eight equivalent SiO6 octahedra. All Th–O bond lengths are 2.75 Å. Si is bonded to six equivalent O atoms to form SiO6 octahedra that share corners with six equivalent SiO6 octahedra and faces with eight equivalent ThO12 cuboctahedra. The corner-sharing octahedral tilt angles are 0°. All Si–O bond lengths are 1.94 Å. O is bonded in a distorted linear geometry to four equivalent Th and two equivalent Si atoms.

36 MATERIALS SCIENCE↗

Materials Data on Ho3Th by Materials Project

ThHo3 is beta Cu3Ti-like structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Th is bonded to twelve equivalent Ho atoms to form ThHo12 cuboctahedra that share corners with six equivalent ThHo12 cuboctahedra, corners with twelve equivalent HoHo8Th4 cuboctahedra, edges with eighteen equivalent HoHo8Th4 cuboctahedra, faces with eight equivalent ThHo12 cuboctahedra, and faces with twelve equivalent HoHo8Th4 cuboctahedra. There are six shorter (3.55 Å) and six longer (3.56 Å) Th–Ho bond lengths. Ho is bonded to four equivalent Th and eight equivalent Ho atoms to form HoHo8Th4 cuboctahedra that share corners with four equivalent ThHo12 cuboctahedra, corners with fourteen equivalent HoHo8Th4 cuboctahedra, edges with six equivalent ThHo12 cuboctahedra, edges with twelve equivalent HoHo8Th4 cuboctahedra, faces with four equivalent ThHo12 cuboctahedra, and faces with sixteen equivalent HoHo8Th4 cuboctahedra. There are four shorter (3.55 Å) and four longer (3.56 Å) Ho–Ho bond lengths.

36 MATERIALS SCIENCE↗

Materials Data on ThHg3 by Materials Project

ThHg3 crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. Th is bonded in a 12-coordinate geometry to six equivalent Hg atoms. All Th–Hg bond lengths are 3.32 Å. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded in a 6-coordinate geometry to six equivalent Hg atoms. All Hg–Hg bond lengths are 3.14 Å. In the second Hg site, Hg is bonded in a 6-coordinate geometry to three equivalent Th and three equivalent Hg atoms.

36 MATERIALS SCIENCE↗

Materials Data on ThAlCu2 by Materials Project

ThCu2Al is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Th is bonded in a body-centered cubic geometry to eight equivalent Cu atoms. All Th–Cu bond lengths are 2.88 Å. Cu is bonded in a body-centered cubic geometry to four equivalent Th and four equivalent Al atoms. All Cu–Al bond lengths are 2.88 Å. Al is bonded in a distorted body-centered cubic geometry to eight equivalent Cu atoms.

36 MATERIALS SCIENCE↗

Materials Data on ThMn3Ni2 by Materials Project

ThMn3Ni2 crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. Th is bonded in a distorted hexagonal planar geometry to six equivalent Ni atoms. All Th–Ni bond lengths are 2.90 Å. Mn is bonded in a 12-coordinate geometry to four equivalent Ni atoms. All Mn–Ni bond lengths are 2.53 Å. Ni is bonded in a 12-coordinate geometry to three equivalent Th and six equivalent Mn atoms.

36 MATERIALS SCIENCE↗

Materials Data on ThO by Materials Project

ThO is Halite, Rock Salt structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Th is bonded to six equivalent O atoms to form a mixture of edge and corner-sharing ThO6 octahedra. The corner-sharing octahedral tilt angles are 0°. All Th–O bond lengths are 2.55 Å. O is bonded to six equivalent Th atoms to form a mixture of edge and corner-sharing OTh6 octahedra. The corner-sharing octahedral tilt angles are 0°.

36 MATERIALS SCIENCE↗

Materials Data on Th3S by Materials Project

Th3S is Uranium Silicide structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Th is bonded in a distorted square co-planar geometry to four equivalent S atoms. All Th–S bond lengths are 3.35 Å. S is bonded to twelve equivalent Th atoms to form a mixture of corner and face-sharing STh12 cuboctahedra.

36 MATERIALS SCIENCE↗

Materials Data on ThFe2 by Materials Project

ThFe2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Th is bonded in a 12-coordinate geometry to eight equivalent Fe atoms. All Th–Fe bond lengths are 2.90 Å. Fe is bonded to four equivalent Th and four equivalent Fe atoms to form a mixture of distorted edge, corner, and face-sharing FeTh4Fe4 hexagonal bipyramids. All Fe–Fe bond lengths are 2.51 Å.

36 MATERIALS SCIENCE↗

Materials Data on ThReO3 by Materials Project

ThReO3 is (Cubic) Perovskite structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Th is bonded to twelve equivalent O atoms to form ThO12 cuboctahedra that share corners with twelve equivalent ThO12 cuboctahedra, faces with six equivalent ThO12 cuboctahedra, and faces with eight equivalent ReO6 octahedra. All Th–O bond lengths are 2.83 Å. Re is bonded to six equivalent O atoms to form ReO6 octahedra that share corners with six equivalent ReO6 octahedra and faces with eight equivalent ThO12 cuboctahedra. The corner-sharing octahedral tilt angles are 0°. All Re–O bond lengths are 2.00 Å. O is bonded in a distorted linear geometry to four equivalent Th and two equivalent Re atoms.

36 MATERIALS SCIENCE↗

Materials Data on HfThTc2 by Materials Project

ThHfTc2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Th is bonded in a body-centered cubic geometry to eight equivalent Tc atoms. All Th–Tc bond lengths are 2.95 Å. Hf is bonded in a body-centered cubic geometry to eight equivalent Tc atoms. All Hf–Tc bond lengths are 2.95 Å. Tc is bonded in a body-centered cubic geometry to four equivalent Th and four equivalent Hf atoms.

36 MATERIALS SCIENCE↗

Materials Data on ThCo2 by Materials Project

ThCo2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Th is bonded to eight equivalent Co atoms to form distorted edge-sharing ThCo8 hexagonal bipyramids. All Th–Co bond lengths are 2.69 Å. Co is bonded in a 8-coordinate geometry to four equivalent Th and four equivalent Co atoms. All Co–Co bond lengths are 2.59 Å.

36 MATERIALS SCIENCE↗

Materials Data on K3Th by Materials Project

K3Th is Uranium Silicide structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. K is bonded to eight equivalent K and four equivalent Th atoms to form distorted KK8Th4 cuboctahedra that share corners with twelve equivalent KK8Th4 cuboctahedra, edges with eight equivalent ThK12 cuboctahedra, edges with sixteen equivalent KK8Th4 cuboctahedra, faces with four equivalent ThK12 cuboctahedra, and faces with fourteen equivalent KK8Th4 cuboctahedra. All K–K bond lengths are 4.26 Å. All K–Th bond lengths are 4.26 Å. Th is bonded to twelve equivalent K atoms to form ThK12 cuboctahedra that share corners with twelve equivalent ThK12 cuboctahedra, edges with twenty-four equivalent KK8Th4 cuboctahedra, faces with six equivalent ThK12 cuboctahedra, and faces with twelve equivalent KK8Th4 cuboctahedra.

36 MATERIALS SCIENCE↗

Materials Data on Th2NiC2 by Materials Project

Th2NiC2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Th is bonded to five equivalent C atoms to form a mixture of corner and edge-sharing ThC5 square pyramids. There are one shorter (2.43 Å) and four longer (2.67 Å) Th–C bond lengths. Ni is bonded in a linear geometry to two equivalent C atoms. Both Ni–C bond lengths are 1.92 Å. C is bonded to five equivalent Th and one Ni atom to form a mixture of corner and edge-sharing CTh5Ni octahedra. The corner-sharing octahedra tilt angles range from 0–5°.

36 MATERIALS SCIENCE↗

Materials Data on ThPaTc2 by Materials Project

PaThTc2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Pa is bonded in a body-centered cubic geometry to eight equivalent Tc atoms. All Pa–Tc bond lengths are 3.04 Å. Th is bonded in a body-centered cubic geometry to eight equivalent Tc atoms. All Th–Tc bond lengths are 3.04 Å. Tc is bonded in a body-centered cubic geometry to four equivalent Pa and four equivalent Th atoms.

36 MATERIALS SCIENCE↗

Materials Data on LiThHg2 by Materials Project

LiThHg2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Li is bonded in a body-centered cubic geometry to eight equivalent Hg atoms. All Li–Hg bond lengths are 3.17 Å. Th is bonded in a body-centered cubic geometry to eight equivalent Hg atoms. All Th–Hg bond lengths are 3.17 Å. Hg is bonded in a body-centered cubic geometry to four equivalent Li and four equivalent Th atoms.

36 MATERIALS SCIENCE↗