Engineering Papers⌕ Search

SEARCH · Engineering Papers

Results for “Rh”

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 1,315 records · Page 73
All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on HfBRh3 by Materials Project

HfRh3B is (Cubic) Perovskite structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Hf is bonded to twelve equivalent Rh atoms to form HfRh12 cuboctahedra that share corners with twelve equivalent HfRh12 cuboctahedra, faces with six equivalent HfRh12 cuboctahedra, and faces with eight equivalent BRh6 octahedra. All Hf–Rh bond lengths are 2.92 Å. Rh is bonded to four equivalent Hf and two equivalent B atoms to form a mixture of distorted corner, edge, and face-sharing RhHf4B2 octahedra. The corner-sharing octahedra tilt angles range from 0–60°. Both Rh–B bond lengths are 2.07 Å. B is bonded to six equivalent Rh atoms to form BRh6 octahedra that share corners with six equivalent BRh6 octahedra and faces with eight equivalent HfRh12 cuboctahedra. The corner-sharing octahedral tilt angles are 0°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CrSnRh2 by Materials Project

CrRh2Sn is Heusler structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Cr is bonded to eight equivalent Rh and four equivalent Sn atoms to form CrSn4Rh8 cuboctahedra that share corners with four equivalent CrSn4Rh8 cuboctahedra, corners with eight equivalent SnCr4Rh8 cuboctahedra, edges with eight equivalent CrSn4Rh8 cuboctahedra, faces with four equivalent CrSn4Rh8 cuboctahedra, and faces with six equivalent SnCr4Rh8 cuboctahedra. All Cr–Rh bond lengths are 2.75 Å. All Cr–Sn bond lengths are 2.90 Å. Rh is bonded in a distorted body-centered cubic geometry to four equivalent Cr and four equivalent Sn atoms. All Rh–Sn bond lengths are 2.75 Å. Sn is bonded to four equivalent Cr and eight equivalent Rh atoms to form SnCr4Rh8 cuboctahedra that share corners with four equivalent SnCr4Rh8 cuboctahedra, corners with eight equivalent CrSn4Rh8 cuboctahedra, edges with eight equivalent SnCr4Rh8 cuboctahedra, faces with four equivalent SnCr4Rh8 cuboctahedra, and faces with six equivalent CrSn4Rh8 cuboctahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on FeSnRh2 by Materials Project

Rh2FeSn is Heusler structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Fe is bonded to eight equivalent Rh and four equivalent Sn atoms to form distorted FeSn4Rh8 cuboctahedra that share corners with four equivalent FeSn4Rh8 cuboctahedra, corners with eight equivalent SnFe4Rh8 cuboctahedra, edges with eight equivalent FeSn4Rh8 cuboctahedra, faces with four equivalent FeSn4Rh8 cuboctahedra, and faces with six equivalent SnFe4Rh8 cuboctahedra. All Fe–Rh bond lengths are 2.73 Å. All Fe–Sn bond lengths are 2.94 Å. Rh is bonded in a distorted body-centered cubic geometry to four equivalent Fe and four equivalent Sn atoms. All Rh–Sn bond lengths are 2.73 Å. Sn is bonded to four equivalent Fe and eight equivalent Rh atoms to form distorted SnFe4Rh8 cuboctahedra that share corners with four equivalent SnFe4Rh8 cuboctahedra, corners with eight equivalent FeSn4Rh8 cuboctahedra, edges with eight equivalent SnFe4Rh8 cuboctahedra, faces with four equivalent SnFe4Rh8 cuboctahedra, and faces with six equivalent FeSn4Rh8 cuboctahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CoSnRh2 by Materials Project

Rh2CoSn is Heusler structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Rh is bonded in a distorted body-centered cubic geometry to four equivalent Co and four equivalent Sn atoms. All Rh–Co bond lengths are 2.72 Å. All Rh–Sn bond lengths are 2.72 Å. Co is bonded to eight equivalent Rh and four equivalent Sn atoms to form distorted CoSn4Rh8 cuboctahedra that share corners with four equivalent CoSn4Rh8 cuboctahedra, corners with eight equivalent SnCo4Rh8 cuboctahedra, edges with eight equivalent CoSn4Rh8 cuboctahedra, faces with four equivalent CoSn4Rh8 cuboctahedra, and faces with six equivalent SnCo4Rh8 cuboctahedra. All Co–Sn bond lengths are 2.89 Å. Sn is bonded to eight equivalent Rh and four equivalent Co atoms to form distorted SnCo4Rh8 cuboctahedra that share corners with four equivalent SnCo4Rh8 cuboctahedra, corners with eight equivalent CoSn4Rh8 cuboctahedra, edges with eight equivalent SnCo4Rh8 cuboctahedra, faces with four equivalent SnCo4Rh8 cuboctahedra, and faces with six equivalent CoSn4Rh8 cuboctahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on NiPRh by Materials Project

RhNiP is Matlockite structured and crystallizes in the tetragonal P4/nmm space group. The structure is three-dimensional. Rh is bonded in a 1-coordinate geometry to four equivalent Ni and five equivalent P atoms. All Rh–Ni bond lengths are 2.79 Å. There are one shorter (2.28 Å) and four longer (2.58 Å) Rh–P bond lengths. Ni is bonded to four equivalent Rh and four equivalent P atoms to form a mixture of distorted edge and face-sharing NiP4Rh4 cuboctahedra. All Ni–P bond lengths are 2.28 Å. P is bonded in a 9-coordinate geometry to five equivalent Rh and four equivalent Ni atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on LaNi3Rh2 by Materials Project

LaRh2Ni3 crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. La is bonded in a distorted hexagonal planar geometry to six equivalent Rh and twelve equivalent Ni atoms. All La–Rh bond lengths are 2.93 Å. All La–Ni bond lengths are 3.30 Å. Rh is bonded in a 12-coordinate geometry to three equivalent La and six equivalent Ni atoms. All Rh–Ni bond lengths are 2.56 Å. Ni is bonded to four equivalent La, four equivalent Rh, and four equivalent Ni atoms to form a mixture of distorted face, edge, and corner-sharing NiLa4Ni4Rh4 cuboctahedra. All Ni–Ni bond lengths are 2.54 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on PuB2Rh3 by Materials Project

PuRh3B2 crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. Pu is bonded in a 12-coordinate geometry to two equivalent Pu, twelve equivalent Rh, and six equivalent B atoms. Both Pu–Pu bond lengths are 2.93 Å. All Pu–Rh bond lengths are 3.18 Å. All Pu–B bond lengths are 3.26 Å. Rh is bonded in a distorted square co-planar geometry to four equivalent Pu and four equivalent B atoms. All Rh–B bond lengths are 2.19 Å. B is bonded in a 6-coordinate geometry to three equivalent Pu and six equivalent Rh atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on YbB2Rh3 by Materials Project

YbRh3B2 crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. Yb is bonded in a 12-coordinate geometry to two equivalent Yb, twelve equivalent Rh, and six equivalent B atoms. Both Yb–Yb bond lengths are 2.93 Å. All Yb–Rh bond lengths are 3.15 Å. All Yb–B bond lengths are 3.22 Å. Rh is bonded in a distorted square co-planar geometry to four equivalent Yb and four equivalent B atoms. All Rh–B bond lengths are 2.18 Å. B is bonded in a 6-coordinate geometry to three equivalent Yb and six equivalent Rh atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on DyB2Rh3 by Materials Project

DyRh3B2 crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. Dy is bonded in a 12-coordinate geometry to two equivalent Dy, twelve equivalent Rh, and six equivalent B atoms. Both Dy–Dy bond lengths are 3.13 Å. All Dy–Rh bond lengths are 3.14 Å. All Dy–B bond lengths are 3.14 Å. Rh is bonded in a distorted square co-planar geometry to four equivalent Dy and four equivalent B atoms. All Rh–B bond lengths are 2.22 Å. B is bonded in a 6-coordinate geometry to three equivalent Dy and six equivalent Rh atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on LuB2Rh3 by Materials Project

LuRh3B2 crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. Lu is bonded in a 12-coordinate geometry to two equivalent Lu, twelve equivalent Rh, and six equivalent B atoms. Both Lu–Lu bond lengths are 3.12 Å. All Lu–Rh bond lengths are 3.12 Å. All Lu–B bond lengths are 3.12 Å. Rh is bonded in a distorted square co-planar geometry to four equivalent Lu and four equivalent B atoms. All Rh–B bond lengths are 2.21 Å. B is bonded in a 6-coordinate geometry to three equivalent Lu and six equivalent Rh atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on HoB2Rh3 by Materials Project

HoRh3B2 crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. Ho is bonded in a 12-coordinate geometry to two equivalent Ho, twelve equivalent Rh, and six equivalent B atoms. Both Ho–Ho bond lengths are 3.13 Å. All Ho–Rh bond lengths are 3.13 Å. All Ho–B bond lengths are 3.13 Å. Rh is bonded in a distorted square co-planar geometry to four equivalent Ho and four equivalent B atoms. All Rh–B bond lengths are 2.21 Å. B is bonded in a 6-coordinate geometry to three equivalent Ho and six equivalent Rh atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on YB2Rh3 by Materials Project

YRh3B2 crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. Y is bonded in a 12-coordinate geometry to two equivalent Y, twelve equivalent Rh, and six equivalent B atoms. Both Y–Y bond lengths are 3.13 Å. All Y–Rh bond lengths are 3.14 Å. All Y–B bond lengths are 3.15 Å. Rh is bonded in a distorted square co-planar geometry to four equivalent Y and four equivalent B atoms. All Rh–B bond lengths are 2.22 Å. B is bonded in a 6-coordinate geometry to three equivalent Y and six equivalent Rh atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on HoSbRh by Materials Project

HoRhSb crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Ho is bonded in a 1-coordinate geometry to six equivalent Rh and six equivalent Sb atoms. There are a spread of Ho–Rh bond distances ranging from 3.01–3.35 Å. There are a spread of Ho–Sb bond distances ranging from 3.16–3.33 Å. Rh is bonded in a 10-coordinate geometry to six equivalent Ho and four equivalent Sb atoms. There are a spread of Rh–Sb bond distances ranging from 2.66–2.79 Å. Sb is bonded in a 10-coordinate geometry to six equivalent Ho and four equivalent Rh atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ho3Ge13Rh4 by Materials Project

Ho3Rh4Ge13 crystallizes in the cubic Pm-3n space group. The structure is three-dimensional. Ho is bonded in a 8-coordinate geometry to four equivalent Rh and twelve equivalent Ge atoms. All Ho–Rh bond lengths are 3.20 Å. There are eight shorter (3.14 Å) and four longer (3.23 Å) Ho–Ge bond lengths. Rh is bonded in a 6-coordinate geometry to three equivalent Ho and six equivalent Ge atoms. All Rh–Ge bond lengths are 2.50 Å. There are two inequivalent Ge sites. In the first Ge site, Ge is bonded in a 2-coordinate geometry to three equivalent Ho, two equivalent Rh, and one Ge atom. The Ge–Ge bond length is 3.11 Å. In the second Ge site, Ge is bonded in a cuboctahedral geometry to twelve equivalent Ge atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on ErMgRh2 by Materials Project

MgErRh2 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 Rh atoms. All Mg–Rh bond lengths are 2.83 Å. Er is bonded in a body-centered cubic geometry to eight equivalent Rh atoms. All Er–Rh bond lengths are 2.83 Å. Rh is bonded in a body-centered cubic geometry to four equivalent Mg and four equivalent Er atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Y2Si3Rh by Materials Project

Y2RhSi3 crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. there are two inequivalent Y sites. In the first Y site, Y is bonded to twelve equivalent Si atoms to form YSi12 cuboctahedra that share edges with twelve equivalent YSi8Rh4 cuboctahedra and faces with eight YSi12 cuboctahedra. All Y–Si bond lengths are 3.09 Å. In the second Y site, Y is bonded to four equivalent Rh and eight equivalent Si atoms to form a mixture of distorted edge and face-sharing YSi8Rh4 cuboctahedra. There are two shorter (3.03 Å) and two longer (3.17 Å) Y–Rh bond lengths. There are four shorter (3.04 Å) and four longer (3.13 Å) Y–Si bond lengths. Rh is bonded in a 3-coordinate geometry to six equivalent Y and three equivalent Si atoms. All Rh–Si bond lengths are 2.37 Å. Si is bonded in a 1-coordinate geometry to six Y, one Rh, and two equivalent Si atoms. Both Si–Si bond lengths are 2.37 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on AlCuRh2 by Materials Project

Rh2CuAl crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two Rh2CuAl ribbons oriented in the (1, 0, 0) direction. Rh is bonded in a linear geometry to one Cu and one Al atom. The Rh–Cu bond length is 2.42 Å. The Rh–Al bond length is 2.26 Å. Cu is bonded in a linear geometry to two equivalent Rh atoms. Al is bonded in a linear geometry to two equivalent Rh atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Eu3Rh by Materials Project

Eu3Rh is Cementite structured and crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. there are two inequivalent Eu sites. In the first Eu site, Eu is bonded in a 2-coordinate geometry to three equivalent Rh atoms. There are a spread of Eu–Rh bond distances ranging from 2.95–3.50 Å. In the second Eu site, Eu is bonded in a bent 150 degrees geometry to two equivalent Rh atoms. There are one shorter (2.92 Å) and one longer (2.97 Å) Eu–Rh bond lengths. Rh is bonded in a 6-coordinate geometry to eight Eu atoms.

36 MATERIALS SCIENCE↗