Engineering Papers⌕ Search

SEARCH · Engineering Papers

Results for “Y”

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 955 records · Page 53
All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on YCo4B by Materials Project

YCo4B crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. there are two inequivalent Y sites. In the first Y site, Y is bonded in a 12-coordinate geometry to twelve equivalent Co and six equivalent B atoms. All Y–Co bond lengths are 2.90 Å. All Y–B bond lengths are 2.90 Å. In the second Y site, Y is bonded in a 6-coordinate geometry to eighteen Co atoms. There are six shorter (2.90 Å) and twelve longer (3.19 Å) Y–Co bond lengths. There are two inequivalent Co sites. In the first Co site, Co is bonded in a 12-coordinate geometry to three equivalent Y and six equivalent Co atoms. All Co–Co bond lengths are 2.44 Å. In the second Co site, Co is bonded in a distorted L-shaped geometry to four Y, two equivalent Co, and two equivalent B atoms. Both Co–B bond lengths are 2.05 Å. B is bonded in a 6-coordinate geometry to three equivalent Y and six equivalent Co atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Y6FeSb2 by Materials Project

Y6FeSb2 crystallizes in the hexagonal P-62m space group. The structure is three-dimensional. there are two inequivalent Y sites. In the first Y site, Y is bonded in a 4-coordinate geometry to two equivalent Fe and two equivalent Sb atoms. Both Y–Fe bond lengths are 2.83 Å. Both Y–Sb bond lengths are 3.23 Å. In the second Y site, Y is bonded in a 5-coordinate geometry to one Fe and four equivalent Sb atoms. The Y–Fe bond length is 3.28 Å. All Y–Sb bond lengths are 3.26 Å. Fe is bonded in a 9-coordinate geometry to nine Y atoms. Sb is bonded in a 9-coordinate geometry to nine Y atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Y3FeB7 by Materials Project

Y3FeB7 crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. there are two inequivalent Y sites. In the first Y site, Y is bonded in a 12-coordinate geometry to ten B atoms. There are a spread of Y–B bond distances ranging from 2.62–2.68 Å. In the second Y site, Y is bonded in a 11-coordinate geometry to eleven B atoms. There are a spread of Y–B bond distances ranging from 2.61–2.72 Å. Fe is bonded in a 10-coordinate geometry to ten B atoms. There are two shorter (2.26 Å) and eight longer (2.27 Å) Fe–B bond lengths. There are four inequivalent B sites. In the first B site, B is bonded in a 8-coordinate geometry to four equivalent Y, two equivalent Fe, and two equivalent B atoms. Both B–B bond lengths are 1.71 Å. In the second B site, B is bonded in a 9-coordinate geometry to four equivalent Y, two equivalent Fe, and three B atoms. There is one shorter (1.77 Å) and one longer (1.96 Å) B–B bond length. In the third B site, B is bonded in a 9-coordinate geometry to four Y, two equivalent Fe, and three B atoms. There is one shorter (1.80 Å) and one longer (1.90 Å) B–B bond length. In the fourth B site, B is bonded in a 9-coordinate geometry to six Y and three B atoms. Both B–B bond lengths are 1.95 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Y3Al2 by Materials Project

Y3Al2 crystallizes in the tetragonal P4_2/mnm space group. The structure is three-dimensional. there are three inequivalent Y sites. In the first Y site, Y is bonded in a distorted square co-planar geometry to four equivalent Al atoms. All Y–Al bond lengths are 3.32 Å. In the second Y site, Y is bonded in a 6-coordinate geometry to six equivalent Al atoms. There are four shorter (3.11 Å) and two longer (3.13 Å) Y–Al bond lengths. In the third Y site, Y is bonded in a 6-coordinate geometry to six equivalent Al atoms. There are two shorter (3.07 Å) and four longer (3.23 Å) Y–Al bond lengths. Al is bonded in a 10-coordinate geometry to eight Y and two equivalent Al atoms. There are one shorter (2.77 Å) and one longer (3.02 Å) Al–Al bond lengths.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on YNi5Ge3 by Materials Project

YNi5Ge3 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Y is bonded in a 12-coordinate geometry to eleven Ni and six Ge atoms. There are a spread of Y–Ni bond distances ranging from 3.05–3.34 Å. There are four shorter (2.98 Å) and two longer (2.99 Å) Y–Ge bond lengths. There are five inequivalent Ni sites. In the first Ni site, Ni is bonded in a 5-coordinate geometry to one Y, three Ni, and five Ge atoms. There are one shorter (2.59 Å) and two longer (2.80 Å) Ni–Ni bond lengths. There are a spread of Ni–Ge bond distances ranging from 2.38–2.55 Å. In the second Ni site, Ni is bonded in a 4-coordinate geometry to one Y, five Ni, and four Ge atoms. There are two shorter (2.56 Å) and two longer (2.58 Å) Ni–Ni bond lengths. There are one shorter (2.34 Å) and three longer (2.39 Å) Ni–Ge bond lengths. In the third Ni site, Ni is bonded in a 4-coordinate geometry to three equivalent Y, two equivalent Ni, and four Ge atoms. There are a spread of Ni–Ge bond distances ranging from 2.37–2.46 Å. In the fourth Ni site, Ni is bonded in a 12-coordinate geometry to three equivalent Y, five Ni, and four Ge atoms. There are one shorter (2.62 Å) and two longer (2.74 Å) Ni–Ni bond lengths. There are a spread of Ni–Ge bond distances ranging from 2.40–2.44 Å. In the fifth Ni site, Ni is bonded in a 4-coordinate geometry to three equivalent Y, three equivalent Ni, and four Ge atoms. There are a spread of Ni–Ge bond distances ranging from 2.32–2.40 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to two equivalent Y and seven Ni atoms. In the second Ge site, Ge is bonded in a 9-coordinate geometry to two equivalent Y and seven Ni atoms. In the third Ge site, Ge is bonded in a 9-coordinate geometry to two equivalent Y and seven Ni atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on YGa2Co3 by Materials Project

YCo3Ga2 crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. there are two inequivalent Y sites. In the first Y site, Y is bonded in a hexagonal planar geometry to six equivalent Co atoms. All Y–Co bond lengths are 2.88 Å. In the second Y site, Y is bonded in a 12-coordinate geometry to twelve Co and six equivalent Ga atoms. There are six shorter (3.02 Å) and six longer (3.23 Å) Y–Co bond lengths. All Y–Ga bond lengths are 3.08 Å. There are two inequivalent Co sites. In the first Co site, Co is bonded to four equivalent Y, four equivalent Co, and four equivalent Ga atoms to form a mixture of distorted corner and face-sharing CoY4Ga4Co4 cuboctahedra. All Co–Co bond lengths are 2.48 Å. All Co–Ga bond lengths are 2.52 Å. In the second Co site, Co is bonded in a 9-coordinate geometry to three Y, two equivalent Co, and four equivalent Ga atoms. All Co–Ga bond lengths are 2.42 Å. Ga is bonded in a 12-coordinate geometry to two equivalent Y and six Co atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on YGa2Ni3 by Materials Project

YNi3Ga2 crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. there are two inequivalent Y sites. In the first Y site, Y is bonded in a hexagonal planar geometry to six equivalent Ni atoms. All Y–Ni bond lengths are 2.78 Å. In the second Y site, Y is bonded in a 12-coordinate geometry to twelve Ni and six equivalent Ga atoms. There are six shorter (3.08 Å) and six longer (3.24 Å) Y–Ni bond lengths. All Y–Ga bond lengths are 3.05 Å. There are two inequivalent Ni sites. In the first Ni site, Ni is bonded in a 5-coordinate geometry to three Y, four Ni, and four equivalent Ga atoms. There are two shorter (2.48 Å) and two longer (2.78 Å) Ni–Ni bond lengths. All Ni–Ga bond lengths are 2.44 Å. In the second Ni site, Ni is bonded to four equivalent Y, four equivalent Ni, and four equivalent Ga atoms to form a mixture of face and corner-sharing NiY4Ga4Ni4 cuboctahedra. All Ni–Ga bond lengths are 2.55 Å. Ga is bonded in a 12-coordinate geometry to two equivalent Y and six Ni atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Y6CoBi2 by Materials Project

Y6CoBi2 crystallizes in the hexagonal P-62m space group. The structure is three-dimensional. there are two inequivalent Y sites. In the first Y site, Y is bonded in a 4-coordinate geometry to two equivalent Co and two equivalent Bi atoms. Both Y–Co bond lengths are 2.84 Å. Both Y–Bi bond lengths are 3.32 Å. In the second Y site, Y is bonded in a 5-coordinate geometry to one Co and four equivalent Bi atoms. The Y–Co bond length is 3.32 Å. All Y–Bi bond lengths are 3.31 Å. Co is bonded in a 9-coordinate geometry to nine Y atoms. Bi is bonded in a 9-coordinate geometry to nine Y atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on YAl3Ni2 by Materials Project

YNi2Al3 crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. there are two inequivalent Y sites. In the first Y site, Y is bonded in a 6-coordinate geometry to six equivalent Ni and twelve Al atoms. All Y–Ni bond lengths are 3.12 Å. There are six shorter (3.18 Å) and six longer (3.31 Å) Y–Al bond lengths. In the second Y site, Y is bonded in a hexagonal planar geometry to six equivalent Ni atoms. All Y–Ni bond lengths are 2.84 Å. Ni is bonded in a 9-coordinate geometry to three Y and six Al atoms. All Ni–Al bond lengths are 2.49 Å. There are two inequivalent Al sites. In the first Al site, Al is bonded in a 12-coordinate geometry to two equivalent Y and four equivalent Ni atoms. In the second Al site, Al is bonded in a 12-coordinate geometry to four equivalent Y and four equivalent Ni atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Y7FeI12 by Materials Project

Y7FeI12 is trigonal omega-derived structured and crystallizes in the trigonal R-3 space group. The structure is three-dimensional. there are two inequivalent Y sites. In the first Y site, Y is bonded to one Fe and five I atoms to form a mixture of distorted edge and corner-sharing YFeI5 octahedra. The corner-sharing octahedra tilt angles range from 0–10°. The Y–Fe bond length is 2.62 Å. There are a spread of Y–I bond distances ranging from 3.10–3.44 Å. In the second Y site, Y is bonded to six equivalent I atoms to form edge-sharing YI6 octahedra. All Y–I bond lengths are 3.05 Å. Fe is bonded in an octahedral geometry to six equivalent Y atoms. There are two inequivalent I sites. In the first I site, I is bonded in a distorted T-shaped geometry to three equivalent Y atoms. In the second I site, I is bonded in a distorted T-shaped geometry to three Y atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Y2Co17 by Materials Project

Y2Co17 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 in a 2-coordinate geometry to twenty Co atoms. There are a spread of Y–Co bond distances ranging from 2.91–3.15 Å. In the second Y site, Y is bonded in a 12-coordinate geometry to eighteen Co atoms. There are a spread of Y–Co bond distances ranging from 2.95–3.25 Å. There are four inequivalent Co sites. In the first Co site, Co is bonded in a 12-coordinate geometry to two Y and ten Co atoms. There are a spread of Co–Co bond distances ranging from 2.36–2.67 Å. In the second Co site, Co is bonded to two equivalent Y and ten Co atoms to form CoY2Co10 cuboctahedra that share corners with fourteen CoY3Co9 cuboctahedra, edges with six equivalent CoY3Co9 cuboctahedra, and faces with ten CoY2Co10 cuboctahedra. There are four shorter (2.41 Å) and two longer (2.56 Å) Co–Co bond lengths. In the third Co site, Co is bonded in a 2-coordinate geometry to one Y and thirteen Co atoms. There are one shorter (2.32 Å) and three longer (2.61 Å) Co–Co bond lengths. In the fourth Co site, Co is bonded to three Y and nine Co atoms to form distorted CoY3Co9 cuboctahedra that share corners with fifteen CoY3Co9 cuboctahedra, edges with eight CoY3Co9 cuboctahedra, and faces with ten CoY2Co10 cuboctahedra. Both Co–Co bond lengths are 2.42 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on YNi4B by Materials Project

YNi4B crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. there are two inequivalent Y sites. In the first Y site, Y is bonded in a 12-coordinate geometry to twelve equivalent Ni and six equivalent B atoms. All Y–Ni bond lengths are 2.88 Å. All Y–B bond lengths are 2.87 Å. In the second Y site, Y is bonded in a distorted hexagonal planar geometry to six equivalent Ni atoms. All Y–Ni bond lengths are 2.87 Å. There are two inequivalent Ni sites. In the first Ni site, Ni is bonded in a 12-coordinate geometry to three equivalent Y and nine Ni atoms. There are six shorter (2.49 Å) and three longer (2.87 Å) Ni–Ni bond lengths. In the second Ni site, Ni is bonded in a distorted L-shaped geometry to two equivalent Y, two equivalent Ni, and two equivalent B atoms. Both Ni–B bond lengths are 2.04 Å. B is bonded in a 6-coordinate geometry to three equivalent Y and six equivalent Ni atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TbY3 by Materials Project

TbY3 is beta Cu3Ti-like structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Tb is bonded to twelve Y atoms to form TbY12 cuboctahedra that share corners with four equivalent TbY12 cuboctahedra, corners with eight equivalent YTb4Y8 cuboctahedra, edges with eight equivalent TbY12 cuboctahedra, edges with sixteen equivalent YTb4Y8 cuboctahedra, faces with four equivalent TbY12 cuboctahedra, and faces with fourteen YTb4Y8 cuboctahedra. All Tb–Y bond lengths are 3.58 Å. There are two inequivalent Y sites. In the first Y site, Y is bonded to four equivalent Tb and eight Y atoms to form YTb4Y8 cuboctahedra that share corners with twelve equivalent YTb4Y8 cuboctahedra, edges with eight equivalent TbY12 cuboctahedra, edges with sixteen YTb4Y8 cuboctahedra, faces with four equivalent TbY12 cuboctahedra, and faces with fourteen YTb4Y8 cuboctahedra. All Y–Y bond lengths are 3.58 Å. In the second Y site, Y is bonded to four equivalent Tb and eight equivalent Y atoms to form YTb4Y8 cuboctahedra that share corners with four equivalent YTb4Y8 cuboctahedra, corners with eight equivalent TbY12 cuboctahedra, edges with twenty-four YTb4Y8 cuboctahedra, faces with six equivalent TbY12 cuboctahedra, and faces with twelve YTb4Y8 cuboctahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on SmY3 by Materials Project

SmY3 is alpha La-derived structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Sm is bonded to twelve Y atoms to form SmY12 cuboctahedra that share corners with four equivalent SmY12 cuboctahedra, corners with eight equivalent YSm4Y8 cuboctahedra, edges with eight equivalent SmY12 cuboctahedra, edges with sixteen equivalent YSm4Y8 cuboctahedra, faces with four equivalent SmY12 cuboctahedra, and faces with fourteen YSm4Y8 cuboctahedra. There are four shorter (3.59 Å) and eight longer (3.60 Å) Sm–Y bond lengths. There are two inequivalent Y sites. In the first Y site, Y is bonded to four equivalent Sm and eight Y atoms to form YSm4Y8 cuboctahedra that share corners with twelve equivalent YSm4Y8 cuboctahedra, edges with eight equivalent SmY12 cuboctahedra, edges with sixteen YSm4Y8 cuboctahedra, faces with four equivalent SmY12 cuboctahedra, and faces with fourteen YSm4Y8 cuboctahedra. There are four shorter (3.59 Å) and four longer (3.60 Å) Y–Y bond lengths. In the second Y site, Y is bonded to four equivalent Sm and eight equivalent Y atoms to form YSm4Y8 cuboctahedra that share corners with four equivalent YSm4Y8 cuboctahedra, corners with eight equivalent SmY12 cuboctahedra, edges with twenty-four YSm4Y8 cuboctahedra, faces with six equivalent SmY12 cuboctahedra, and faces with twelve YSm4Y8 cuboctahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on NdY3 by Materials Project

NdY3 is alpha La-derived structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Nd is bonded to twelve Y atoms to form NdY12 cuboctahedra that share corners with four equivalent NdY12 cuboctahedra, corners with eight equivalent YNd4Y8 cuboctahedra, edges with eight equivalent NdY12 cuboctahedra, edges with sixteen equivalent YNd4Y8 cuboctahedra, faces with four equivalent NdY12 cuboctahedra, and faces with fourteen YNd4Y8 cuboctahedra. All Nd–Y bond lengths are 3.61 Å. There are two inequivalent Y sites. In the first Y site, Y is bonded to four equivalent Nd and eight Y atoms to form YNd4Y8 cuboctahedra that share corners with twelve equivalent YNd4Y8 cuboctahedra, edges with eight equivalent NdY12 cuboctahedra, edges with sixteen YNd4Y8 cuboctahedra, faces with four equivalent NdY12 cuboctahedra, and faces with fourteen YNd4Y8 cuboctahedra. All Y–Y bond lengths are 3.61 Å. In the second Y site, Y is bonded to four equivalent Nd and eight equivalent Y atoms to form YNd4Y8 cuboctahedra that share corners with four equivalent YNd4Y8 cuboctahedra, corners with eight equivalent NdY12 cuboctahedra, edges with twenty-four YNd4Y8 cuboctahedra, faces with six equivalent NdY12 cuboctahedra, and faces with twelve YNd4Y8 cuboctahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on PrY3 by Materials Project

PrY3 is alpha La-derived structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Pr is bonded to twelve Y atoms to form PrY12 cuboctahedra that share corners with four equivalent PrY12 cuboctahedra, corners with eight equivalent YPr4Y8 cuboctahedra, edges with eight equivalent PrY12 cuboctahedra, edges with sixteen equivalent YPr4Y8 cuboctahedra, faces with four equivalent PrY12 cuboctahedra, and faces with fourteen YPr4Y8 cuboctahedra. All Pr–Y bond lengths are 3.62 Å. There are two inequivalent Y sites. In the first Y site, Y is bonded to four equivalent Pr and eight Y atoms to form YPr4Y8 cuboctahedra that share corners with twelve equivalent YPr4Y8 cuboctahedra, edges with eight equivalent PrY12 cuboctahedra, edges with sixteen YPr4Y8 cuboctahedra, faces with four equivalent PrY12 cuboctahedra, and faces with fourteen YPr4Y8 cuboctahedra. All Y–Y bond lengths are 3.62 Å. In the second Y site, Y is bonded to four equivalent Pr and eight equivalent Y atoms to form YPr4Y8 cuboctahedra that share corners with four equivalent YPr4Y8 cuboctahedra, corners with eight equivalent PrY12 cuboctahedra, edges with twenty-four YPr4Y8 cuboctahedra, faces with six equivalent PrY12 cuboctahedra, and faces with twelve YPr4Y8 cuboctahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CeY3 by Materials Project

CeY3 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Ce is bonded to twelve Y atoms to form CeY12 cuboctahedra that share corners with four equivalent CeY12 cuboctahedra, corners with eight equivalent YCe4Y8 cuboctahedra, edges with eight equivalent CeY12 cuboctahedra, edges with sixteen equivalent YCe4Y8 cuboctahedra, faces with four equivalent CeY12 cuboctahedra, and faces with fourteen YCe4Y8 cuboctahedra. There are eight shorter (3.54 Å) and four longer (3.55 Å) Ce–Y bond lengths. There are two inequivalent Y sites. In the first Y site, Y is bonded to four equivalent Ce and eight Y atoms to form YCe4Y8 cuboctahedra that share corners with twelve equivalent YCe4Y8 cuboctahedra, edges with eight equivalent CeY12 cuboctahedra, edges with sixteen YCe4Y8 cuboctahedra, faces with four equivalent CeY12 cuboctahedra, and faces with fourteen YCe4Y8 cuboctahedra. There are four shorter (3.54 Å) and four longer (3.55 Å) Y–Y bond lengths. In the second Y site, Y is bonded to four equivalent Ce and eight equivalent Y atoms to form YCe4Y8 cuboctahedra that share corners with four equivalent YCe4Y8 cuboctahedra, corners with eight equivalent CeY12 cuboctahedra, edges with twenty-four YCe4Y8 cuboctahedra, faces with six equivalent CeY12 cuboctahedra, and faces with twelve YCe4Y8 cuboctahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on NaY3 by Materials Project

NaY3 is Uranium Silicide-like structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Na is bonded to twelve Y atoms to form NaY12 cuboctahedra that share corners with four equivalent NaY12 cuboctahedra, edges with eight equivalent NaY12 cuboctahedra, edges with sixteen equivalent YNa4Y8 cuboctahedra, faces with four equivalent NaY12 cuboctahedra, and faces with eight equivalent YNa4Y8 cuboctahedra. There are four shorter (3.44 Å) and eight longer (3.67 Å) Na–Y bond lengths. There are two inequivalent Y sites. In the first Y site, Y is bonded to four equivalent Na and eight Y atoms to form YNa4Y8 cuboctahedra that share corners with twelve equivalent YNa4Y8 cuboctahedra, edges with eight equivalent NaY12 cuboctahedra, edges with eight equivalent YNa4Y8 cuboctahedra, faces with four equivalent NaY12 cuboctahedra, and faces with ten equivalent YNa4Y8 cuboctahedra. There are four shorter (3.44 Å) and four longer (3.67 Å) Y–Y bond lengths. In the second Y site, Y is bonded in a distorted square co-planar geometry to four equivalent Na and eight equivalent Y atoms.

36 MATERIALS SCIENCE↗