Engineering Papers⌕ Search

SEARCH · Engineering Papers

Results for “Sm”

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 883 records · Page 49
All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on Sm3AlC by Materials Project

Sm3AlC is (Cubic) Perovskite structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Sm is bonded in a linear geometry to four equivalent Al and two equivalent C atoms. All Sm–Al bond lengths are 3.55 Å. Both Sm–C bond lengths are 2.51 Å. Al is bonded to twelve equivalent Sm atoms to form AlSm12 cuboctahedra that share corners with twelve equivalent AlSm12 cuboctahedra, faces with six equivalent AlSm12 cuboctahedra, and faces with eight equivalent CSm6 octahedra. C is bonded to six equivalent Sm atoms to form CSm6 octahedra that share corners with six equivalent CSm6 octahedra and faces with eight equivalent AlSm12 cuboctahedra. The corner-sharing octahedral tilt angles are 0°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on SmB4 by Materials Project

SmB4 crystallizes in the tetragonal P4/mbm space group. The structure is three-dimensional. Sm is bonded in a 4-coordinate geometry to eighteen B atoms. There are a spread of Sm–B bond distances ranging from 2.76–3.10 Å. There are three inequivalent B sites. In the first B site, B is bonded in a 1-coordinate geometry to four equivalent Sm and five B atoms. There is one shorter (1.67 Å) and four longer (1.77 Å) B–B bond length. In the second B site, B is bonded in a 9-coordinate geometry to four equivalent Sm and five B atoms. There is one shorter (1.74 Å) and two longer (1.82 Å) B–B bond length. In the third B site, B is bonded in a distorted trigonal planar geometry to six equivalent Sm and three B atoms. The B–B bond length is 1.78 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on SmAg2Sn by Materials Project

SmAg2Sn is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Sm is bonded in a distorted body-centered cubic geometry to eight equivalent Ag and six equivalent Sn atoms. All Sm–Ag bond lengths are 3.08 Å. All Sm–Sn bond lengths are 3.56 Å. Ag is bonded in a distorted body-centered cubic geometry to four equivalent Sm and four equivalent Sn atoms. All Ag–Sn bond lengths are 3.08 Å. Sn is bonded in a 8-coordinate geometry to six equivalent Sm and eight equivalent Ag atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on SmBiPd2 by Materials Project

SmPd2Bi is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Sm is bonded in a body-centered cubic geometry to eight equivalent Pd and six equivalent Bi atoms. All Sm–Pd bond lengths are 3.04 Å. All Sm–Bi bond lengths are 3.51 Å. Pd is bonded in a body-centered cubic geometry to four equivalent Sm and four equivalent Bi atoms. All Pd–Bi bond lengths are 3.04 Å. Bi is bonded in a 8-coordinate geometry to six equivalent Sm and eight equivalent Pd atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on LiSm2Ru by Materials Project

LiSm2Ru 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 Sm atoms. All Li–Sm bond lengths are 3.07 Å. Sm is bonded in a distorted body-centered cubic geometry to four equivalent Li and four equivalent Ru atoms. All Sm–Ru bond lengths are 3.07 Å. Ru is bonded in a body-centered cubic geometry to eight equivalent Sm atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li2SmIn by Materials Project

Li2SmIn 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 four equivalent Sm and four equivalent In atoms. All Li–Sm bond lengths are 3.01 Å. All Li–In bond lengths are 3.01 Å. Sm is bonded in a distorted body-centered cubic geometry to eight equivalent Li and six equivalent In atoms. All Sm–In bond lengths are 3.48 Å. In is bonded in a body-centered cubic geometry to eight equivalent Li and six equivalent Sm atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on LiSm2Ir by Materials Project

LiSm2Ir 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 Sm atoms. All Li–Sm bond lengths are 3.08 Å. Sm is bonded in a distorted body-centered cubic geometry to four equivalent Li and four equivalent Ir atoms. All Sm–Ir bond lengths are 3.08 Å. Ir is bonded in a body-centered cubic geometry to eight equivalent Sm atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on LiSm2Os by Materials Project

LiSm2Os 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 Sm atoms. All Li–Sm bond lengths are 3.06 Å. Sm is bonded in a distorted body-centered cubic geometry to four equivalent Li and four equivalent Os atoms. All Sm–Os bond lengths are 3.06 Å. Os is bonded in a body-centered cubic geometry to eight equivalent Sm atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li2SmTl by Materials Project

Li2SmTl 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 four equivalent Sm and four equivalent Tl atoms. All Li–Sm bond lengths are 3.01 Å. All Li–Tl bond lengths are 3.01 Å. Sm is bonded in a distorted body-centered cubic geometry to eight equivalent Li and six equivalent Tl atoms. All Sm–Tl bond lengths are 3.48 Å. Tl is bonded in a body-centered cubic geometry to eight equivalent Li and six equivalent Sm atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sm2PdRu by Materials Project

Sm2RuPd is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Sm is bonded in a body-centered cubic geometry to four equivalent Ru and four equivalent Pd atoms. All Sm–Ru bond lengths are 3.06 Å. All Sm–Pd bond lengths are 3.06 Å. Ru is bonded in a body-centered cubic geometry to eight equivalent Sm atoms. Pd is bonded in a body-centered cubic geometry to eight equivalent Sm atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on SmZn2Ag by Materials Project

SmAgZn2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Sm is bonded in a distorted body-centered cubic geometry to six equivalent Ag and eight equivalent Zn atoms. All Sm–Ag bond lengths are 3.40 Å. All Sm–Zn bond lengths are 2.94 Å. Ag is bonded in a distorted body-centered cubic geometry to six equivalent Sm and eight equivalent Zn atoms. All Ag–Zn bond lengths are 2.94 Å. Zn is bonded in a body-centered cubic geometry to four equivalent Sm and four equivalent Ag atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sm2IrPd by Materials Project

Sm2IrPd is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Sm is bonded in a body-centered cubic geometry to four equivalent Ir and four equivalent Pd atoms. All Sm–Ir bond lengths are 3.07 Å. All Sm–Pd bond lengths are 3.07 Å. Ir is bonded in a body-centered cubic geometry to eight equivalent Sm atoms. Pd is bonded in a body-centered cubic geometry to eight equivalent Sm atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sm2ZnIr by Materials Project

Sm2IrZn is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Sm is bonded in a body-centered cubic geometry to four equivalent Ir and four equivalent Zn atoms. All Sm–Ir bond lengths are 3.08 Å. All Sm–Zn bond lengths are 3.08 Å. Ir is bonded in a body-centered cubic geometry to eight equivalent Sm atoms. Zn is bonded in a body-centered cubic geometry to eight equivalent Sm atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sm2TlCd by Materials Project

Sm2CdTl is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Sm is bonded in a body-centered cubic geometry to four equivalent Cd and four equivalent Tl atoms. All Sm–Cd bond lengths are 3.33 Å. All Sm–Tl bond lengths are 3.33 Å. Cd is bonded in a body-centered cubic geometry to eight equivalent Sm atoms. Tl is bonded in a body-centered cubic geometry to eight equivalent Sm atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on SmAgHg2 by Materials Project

SmAgHg2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Sm is bonded in a distorted body-centered cubic geometry to six equivalent Ag and eight equivalent Hg atoms. All Sm–Ag bond lengths are 3.60 Å. All Sm–Hg bond lengths are 3.12 Å. Ag is bonded in a 8-coordinate geometry to six equivalent Sm and eight equivalent Hg atoms. All Ag–Hg bond lengths are 3.12 Å. Hg is bonded in a body-centered cubic geometry to four equivalent Sm and four equivalent Ag atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on SmPb3 by Materials Project

SmPb3 is Uranium Silicide structured and crystallizes in the monoclinic Pm space group. The structure is three-dimensional. Sm is bonded to twelve Pb atoms to form a mixture of face and corner-sharing SmPb12 cuboctahedra. There are a spread of Sm–Pb bond distances ranging from 3.52–3.54 Å. There are three inequivalent Pb sites. In the first Pb site, Pb is bonded in a distorted rectangular see-saw-like geometry to four equivalent Sm atoms. In the second Pb site, Pb is bonded in a distorted rectangular see-saw-like geometry to four equivalent Sm atoms. In the third Pb site, Pb is bonded in a distorted square co-planar geometry to four equivalent Sm atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sm2NiIr by Materials Project

Sm2IrNi is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Sm is bonded in a body-centered cubic geometry to four equivalent Ir and four equivalent Ni atoms. All Sm–Ir bond lengths are 3.00 Å. All Sm–Ni bond lengths are 3.00 Å. Ir is bonded in a body-centered cubic geometry to eight equivalent Sm atoms. Ni is bonded in a body-centered cubic geometry to eight equivalent Sm atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on SmCdAg2 by Materials Project

SmAg2Cd is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Sm is bonded in a body-centered cubic geometry to eight equivalent Ag and six equivalent Cd atoms. All Sm–Ag bond lengths are 3.08 Å. All Sm–Cd bond lengths are 3.55 Å. Ag is bonded in a body-centered cubic geometry to four equivalent Sm and four equivalent Cd atoms. All Ag–Cd bond lengths are 3.08 Å. Cd is bonded in a distorted body-centered cubic geometry to six equivalent Sm and eight equivalent Ag atoms.

36 MATERIALS SCIENCE↗