Engineering Papers⌕ Search

SEARCH · Engineering Papers

Results for “Ru”

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 829 records · Page 46
All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on LuB2Ru3 by Materials Project

LuRu3B2 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 Ru, and six equivalent B atoms. Both Lu–Lu bond lengths are 3.03 Å. All Lu–Ru bond lengths are 3.13 Å. All Lu–B bond lengths are 3.16 Å. Ru is bonded in a distorted square co-planar geometry to four equivalent Lu and four equivalent B atoms. All Ru–B bond lengths are 2.19 Å. B is bonded in a 6-coordinate geometry to three equivalent Lu and six equivalent Ru atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Pr5(RuO6)2 by Materials Project

Pr5(RuO6)2 crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. there are three inequivalent Pr3+ sites. In the first Pr3+ site, Pr3+ is bonded to seven O2- atoms to form distorted PrO7 pentagonal bipyramids that share corners with two equivalent PrO6 octahedra, a cornercorner with one PrO7 pentagonal bipyramid, an edgeedge with one PrO6 octahedra, edges with two equivalent RuO6 octahedra, and edges with six PrO7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 58°. There are a spread of Pr–O bond distances ranging from 2.40–2.54 Å. In the second Pr3+ site, Pr3+ is bonded to seven O2- atoms to form distorted PrO7 pentagonal bipyramids that share corners with two equivalent PrO6 octahedra, corners with two equivalent RuO6 octahedra, a cornercorner with one PrO7 pentagonal bipyramid, edges with two equivalent RuO6 octahedra, and edges with six PrO7 pentagonal bipyramids. The corner-sharing octahedra tilt angles range from 43–58°. There are a spread of Pr–O bond distances ranging from 2.41–2.54 Å. In the third Pr3+ site, Pr3+ is bonded to six O2- atoms to form PrO6 octahedra that share corners with four equivalent RuO6 octahedra, corners with eight PrO7 pentagonal bipyramids, and edges with two equivalent PrO7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 45°. There are four shorter (2.43 Å) and two longer (2.44 Å) Pr–O bond lengths. Ru+4.50+ is bonded to six O2- atoms to form RuO6 octahedra that share corners with two equivalent PrO6 octahedra, corners with two equivalent PrO7 pentagonal bipyramids, edges with two equivalent RuO6 octahedra, and edges with four PrO7 pentagonal bipyramids. The corner-sharing octahedral tilt angles are 45°. There are a spread of Ru–O bond distances ranging from 1.96–2.07 Å. There are four inequivalent O2- sites. In the first O2- site, O2- is bonded to four Pr3+ atoms to form OPr4 tetrahedra that share corners with ten OPr3Ru tetrahedra, corners with three equivalent OPr2Ru2 trigonal pyramids, and edges with four OPr3Ru tetrahedra. In the second O2- site, O2- is bonded in a distorted T-shaped geometry to one Pr3+ and two equivalent Ru+4.50+ atoms. In the third O2- site, O2- is bonded to two Pr3+ and two equivalent Ru+4.50+ atoms to form distorted OPr2Ru2 trigonal pyramids that share corners with eight OPr3Ru tetrahedra, edges with four equivalent OPr3Ru tetrahedra, and an edgeedge with one OPr2Ru2 trigonal pyramid. In the fourth O2- site, O2- is bonded to three Pr3+ and one Ru+4.50+ atom to form distorted OPr3Ru tetrahedra that share corners with ten OPr3Ru tetrahedra, a cornercorner with one OPr2Ru2 trigonal pyramid, edges with three OPr3Ru tetrahedra, and edges with two equivalent OPr2Ru2 trigonal pyramids.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TmB2Ru3 by Materials Project

TmRu3B2 crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. Tm is bonded in a 12-coordinate geometry to two equivalent Tm, twelve equivalent Ru, and six equivalent B atoms. Both Tm–Tm bond lengths are 3.03 Å. All Tm–Ru bond lengths are 3.13 Å. All Tm–B bond lengths are 3.17 Å. Ru is bonded in a distorted square co-planar geometry to four equivalent Tm and four equivalent B atoms. All Ru–B bond lengths are 2.19 Å. B is bonded in a 6-coordinate geometry to three equivalent Tm and six equivalent Ru atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on HoLuRu2 by Materials Project

LuHoRu2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Lu is bonded in a body-centered cubic geometry to eight equivalent Ru atoms. All Lu–Ru bond lengths are 2.91 Å. Ho is bonded in a body-centered cubic geometry to eight equivalent Ru atoms. All Ho–Ru bond lengths are 2.91 Å. Ru is bonded in a body-centered cubic geometry to four equivalent Lu and four equivalent Ho atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ho(PRu)2 by Materials Project

Ho(RuP)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Ho is bonded in a 8-coordinate geometry to eight equivalent Ru and eight equivalent P atoms. All Ho–Ru bond lengths are 3.13 Å. All Ho–P bond lengths are 3.10 Å. Ru is bonded in a 12-coordinate geometry to four equivalent Ho and four equivalent P atoms. All Ru–P bond lengths are 2.35 Å. P is bonded in a 9-coordinate geometry to four equivalent Ho, four equivalent Ru, and one P atom. The P–P bond length is 2.38 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Y(PRu)2 by Materials Project

Y(RuP)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Y is bonded in a 8-coordinate geometry to eight equivalent Ru and eight equivalent P atoms. All Y–Ru bond lengths are 3.14 Å. All Y–P bond lengths are 3.11 Å. Ru is bonded in a 12-coordinate geometry to four equivalent Y and four equivalent P atoms. All Ru–P bond lengths are 2.36 Å. P is bonded in a 9-coordinate geometry to four equivalent Y, four equivalent Ru, and one P atom. The P–P bond length is 2.41 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Dy(PRu)2 by Materials Project

Dy(RuP)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Dy is bonded in a 8-coordinate geometry to eight equivalent Ru and eight equivalent P atoms. All Dy–Ru bond lengths are 3.14 Å. All Dy–P bond lengths are 3.11 Å. Ru is bonded in a 12-coordinate geometry to four equivalent Dy and four equivalent P atoms. All Ru–P bond lengths are 2.35 Å. P is bonded in a 9-coordinate geometry to four equivalent Dy, four equivalent Ru, and one P atom. The P–P bond length is 2.39 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Pr(GeRu)2 by Materials Project

PrRu2Ge2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Pr is bonded in a 8-coordinate geometry to eight equivalent Ru and eight equivalent Ge atoms. All Pr–Ru bond lengths are 3.32 Å. All Pr–Ge bond lengths are 3.34 Å. Ru is bonded in a 4-coordinate geometry to four equivalent Pr and four equivalent Ge atoms. All Ru–Ge bond lengths are 2.46 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Pr, four equivalent Ru, and one Ge atom. The Ge–Ge bond length is 2.71 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on HoSiRu2C by Materials Project

HoRu2SiC crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. Ho3+ is bonded in a 4-coordinate geometry to three equivalent Si4- and four equivalent C4- atoms. All Ho–Si bond lengths are 3.11 Å. All Ho–C bond lengths are 2.66 Å. Ru+2.50+ is bonded to three equivalent Si4- and one C4- atom to form a mixture of distorted edge and corner-sharing RuSi3C tetrahedra. There are two shorter (2.47 Å) and one longer (2.48 Å) Ru–Si bond lengths. The Ru–C bond length is 1.87 Å. Si4- is bonded in a 9-coordinate geometry to three equivalent Ho3+ and six equivalent Ru+2.50+ atoms. C4- is bonded to four equivalent Ho3+ and two equivalent Ru+2.50+ atoms to form a mixture of edge and corner-sharing CHo4Ru2 octahedra. The corner-sharing octahedral tilt angles are 22°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Pr(PRu)2 by Materials Project

PrRu2P2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Pr is bonded in a 8-coordinate geometry to eight equivalent Ru and eight equivalent P atoms. All Pr–Ru bond lengths are 3.26 Å. All Pr–P bond lengths are 3.19 Å. Ru is bonded in a 12-coordinate geometry to four equivalent Pr and four equivalent P atoms. All Ru–P bond lengths are 2.36 Å. P is bonded in a 9-coordinate geometry to four equivalent Pr, four equivalent Ru, and one P atom. The P–P bond length is 2.74 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Tb(PRu)2 by Materials Project

TbRu2P2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Tb is bonded in a 8-coordinate geometry to eight equivalent Ru and eight equivalent P atoms. All Tb–Ru bond lengths are 3.15 Å. All Tb–P bond lengths are 3.11 Å. Ru is bonded in a 12-coordinate geometry to four equivalent Tb and four equivalent P atoms. All Ru–P bond lengths are 2.36 Å. P is bonded in a 9-coordinate geometry to four equivalent Tb, four equivalent Ru, and one P atom. The P–P bond length is 2.41 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on DySiRu2C by Materials Project

DyRu2SiC crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. Dy3+ is bonded in a 4-coordinate geometry to three equivalent Si4- and four equivalent C4- atoms. There are one shorter (3.10 Å) and two longer (3.11 Å) Dy–Si bond lengths. All Dy–C bond lengths are 2.67 Å. Ru+2.50+ is bonded to three equivalent Si4- and one C4- atom to form a mixture of distorted edge and corner-sharing RuSi3C tetrahedra. There are two shorter (2.47 Å) and one longer (2.49 Å) Ru–Si bond lengths. The Ru–C bond length is 1.87 Å. Si4- is bonded in a 9-coordinate geometry to three equivalent Dy3+ and six equivalent Ru+2.50+ atoms. C4- is bonded to four equivalent Dy3+ and two equivalent Ru+2.50+ atoms to form a mixture of edge and corner-sharing CDy4Ru2 octahedra. The corner-sharing octahedral tilt angles are 23°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Tm(GeRu)2 by Materials Project

Tm(RuGe)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Tm is bonded in a 8-coordinate geometry to eight equivalent Ru and eight equivalent Ge atoms. All Tm–Ru bond lengths are 3.25 Å. All Tm–Ge bond lengths are 3.27 Å. Ru is bonded in a 4-coordinate geometry to four equivalent Tm and four equivalent Ge atoms. All Ru–Ge bond lengths are 2.44 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Tm, four equivalent Ru, and one Ge atom. The Ge–Ge bond length is 2.54 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Er(GeRu)2 by Materials Project

ErRu2Ge2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Er is bonded in a 8-coordinate geometry to eight equivalent Ru and eight equivalent Ge atoms. All Er–Ru bond lengths are 3.25 Å. All Er–Ge bond lengths are 3.27 Å. Ru is bonded in a 4-coordinate geometry to four equivalent Er and four equivalent Ge atoms. All Ru–Ge bond lengths are 2.44 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Er, four equivalent Ru, and one Ge atom. The Ge–Ge bond length is 2.54 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ce(PRu)2 by Materials Project

Ce(RuP)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Ce is bonded in a 8-coordinate geometry to eight equivalent Ru and eight equivalent P atoms. All Ce–Ru bond lengths are 3.18 Å. All Ce–P bond lengths are 3.14 Å. Ru is bonded in a 12-coordinate geometry to four equivalent Ce and four equivalent P atoms. All Ru–P bond lengths are 2.37 Å. P is bonded in a 9-coordinate geometry to four equivalent Ce, four equivalent Ru, and one P atom. The P–P bond length is 2.48 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on PrB2Ru3 by Materials Project

PrRu3B2 crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. Pr is bonded in a 12-coordinate geometry to two equivalent Pr, twelve equivalent Ru, and six equivalent B atoms. Both Pr–Pr bond lengths are 3.05 Å. All Pr–Ru bond lengths are 3.18 Å. All Pr–B bond lengths are 3.23 Å. Ru is bonded in a distorted square co-planar geometry to four equivalent Pr and four equivalent B atoms. All Ru–B bond lengths are 2.22 Å. B is bonded in a 6-coordinate geometry to three equivalent Pr and six equivalent Ru atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CeB2Ru3 by Materials Project

CeRu3B2 crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. Ce is bonded in a 12-coordinate geometry to two equivalent Ce, twelve equivalent Ru, and six equivalent B atoms. Both Ce–Ce bond lengths are 3.01 Å. All Ce–Ru bond lengths are 3.16 Å. All Ce–B bond lengths are 3.20 Å. Ru is bonded in a distorted square co-planar geometry to four equivalent Ce and four equivalent B atoms. All Ru–B bond lengths are 2.20 Å. B is bonded in a 6-coordinate geometry to three equivalent Ce and six equivalent Ru atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ce2Zn4Ru by Materials Project

Ce2RuZn4 crystallizes in the tetragonal P4/nmm space group. The structure is three-dimensional. there are two inequivalent Ce sites. In the first Ce site, Ce is bonded to twelve equivalent Zn atoms to form a mixture of face and edge-sharing CeZn12 cuboctahedra. There are a spread of Ce–Zn bond distances ranging from 3.15–3.27 Å. In the second Ce site, Ce is bonded in a distorted linear geometry to two equivalent Ru and eight equivalent Zn atoms. Both Ce–Ru bond lengths are 2.60 Å. All Ce–Zn bond lengths are 3.03 Å. Ru is bonded in a 2-coordinate geometry to two equivalent Ce and eight equivalent Zn atoms. All Ru–Zn bond lengths are 2.85 Å. Zn is bonded in a 10-coordinate geometry to five Ce, two equivalent Ru, and three equivalent Zn atoms. There are one shorter (2.55 Å) and two longer (2.66 Å) Zn–Zn bond lengths.

36 MATERIALS SCIENCE↗