Engineering Papers⌕ Search

SEARCH · Engineering Papers

Results for “Dy”

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 649 records · Page 36
All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on LiDy3 by Materials Project

LiDy3 is beta Cu3Ti-like structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Li is bonded to twelve equivalent Dy atoms to form LiDy12 cuboctahedra that share corners with six equivalent LiDy12 cuboctahedra, corners with twelve equivalent DyLi4Dy8 cuboctahedra, edges with eighteen equivalent DyLi4Dy8 cuboctahedra, faces with eight equivalent LiDy12 cuboctahedra, and faces with twelve equivalent DyLi4Dy8 cuboctahedra. There are six shorter (3.40 Å) and six longer (3.50 Å) Li–Dy bond lengths. Dy is bonded to four equivalent Li and eight equivalent Dy atoms to form distorted DyLi4Dy8 cuboctahedra that share corners with four equivalent LiDy12 cuboctahedra, corners with fourteen equivalent DyLi4Dy8 cuboctahedra, edges with six equivalent LiDy12 cuboctahedra, edges with twelve equivalent DyLi4Dy8 cuboctahedra, faces with four equivalent LiDy12 cuboctahedra, and faces with sixteen equivalent DyLi4Dy8 cuboctahedra. There are a spread of Dy–Dy bond distances ranging from 3.44–3.55 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Dy3SbO3 by Materials Project

Dy3SbO3 crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. there are three inequivalent Dy3+ sites. In the first Dy3+ site, Dy3+ is bonded in a 4-coordinate geometry to four equivalent Sb3- and four O2- atoms. There are two shorter (3.37 Å) and two longer (3.42 Å) Dy–Sb bond lengths. There are a spread of Dy–O bond distances ranging from 2.25–2.68 Å. In the second Dy3+ site, Dy3+ is bonded in a distorted see-saw-like geometry to two equivalent Sb3- and four O2- atoms. Both Dy–Sb bond lengths are 3.24 Å. There are a spread of Dy–O bond distances ranging from 2.20–2.30 Å. In the third Dy3+ site, Dy3+ is bonded in a distorted see-saw-like geometry to two equivalent Sb3- and four O2- atoms. Both Dy–Sb bond lengths are 3.19 Å. There are a spread of Dy–O bond distances ranging from 2.22–2.42 Å. Sb3- is bonded in a body-centered cubic geometry to eight Dy3+ atoms. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded to four Dy3+ atoms to form a mixture of distorted corner and edge-sharing ODy4 trigonal pyramids. In the second O2- site, O2- is bonded to four Dy3+ atoms to form a mixture of corner and edge-sharing ODy4 trigonal pyramids. In the third O2- site, O2- is bonded to four Dy3+ atoms to form a mixture of corner and edge-sharing ODy4 tetrahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on DyAlNi4 by Materials Project

DyNi4Al crystallizes in the orthorhombic Cmmm space group. The structure is three-dimensional. Dy is bonded in a 6-coordinate geometry to fourteen Ni and four equivalent Al atoms. There are a spread of Dy–Ni bond distances ranging from 2.81–3.17 Å. All Dy–Al bond lengths are 3.21 Å. There are two inequivalent Ni sites. In the first Ni site, Ni is bonded in a 12-coordinate geometry to three equivalent Dy, seven Ni, and two equivalent Al atoms. There are a spread of Ni–Ni bond distances ranging from 2.47–2.87 Å. Both Ni–Al bond lengths are 2.45 Å. In the second Ni site, Ni is bonded to four equivalent Dy, six Ni, and two equivalent Al atoms to form a mixture of distorted edge, face, and corner-sharing NiDy4Al2Ni6 cuboctahedra. Both Ni–Ni bond lengths are 2.50 Å. Both Ni–Al bond lengths are 2.45 Å. Al is bonded in a 12-coordinate geometry to four equivalent Dy and eight Ni atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on DyFeNi4 by Materials Project

DyFeNi4 crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. Dy is bonded in a 6-coordinate geometry to three equivalent Fe and fifteen Ni atoms. All Dy–Fe bond lengths are 2.85 Å. There are three shorter (2.85 Å) and twelve longer (3.15 Å) Dy–Ni bond lengths. Fe is bonded to three equivalent Dy and nine Ni atoms to form distorted FeDy3Ni9 cuboctahedra that share corners with twenty-one NiDy3Fe3Ni6 cuboctahedra, edges with six equivalent FeDy3Ni9 cuboctahedra, faces with two equivalent FeDy3Ni9 cuboctahedra, and faces with twenty-one NiDy3Fe3Ni6 cuboctahedra. There are six shorter (2.43 Å) and three longer (2.85 Å) Fe–Ni bond lengths. There are two inequivalent Ni sites. In the first Ni site, Ni is bonded to three equivalent Dy, three equivalent Fe, and six equivalent Ni atoms to form distorted NiDy3Fe3Ni6 cuboctahedra that share corners with nine equivalent FeDy3Ni9 cuboctahedra, corners with twelve equivalent NiDy4Fe2Ni6 cuboctahedra, edges with six equivalent NiDy3Fe3Ni6 cuboctahedra, faces with three equivalent FeDy3Ni9 cuboctahedra, and faces with twenty NiDy3Fe3Ni6 cuboctahedra. All Ni–Ni bond lengths are 2.43 Å. In the second Ni site, Ni is bonded to four equivalent Dy, two equivalent Fe, and six Ni atoms to form NiDy4Fe2Ni6 cuboctahedra that share corners with four equivalent FeDy3Ni9 cuboctahedra, corners with twenty NiDy3Fe3Ni6 cuboctahedra, edges with ten equivalent NiDy4Fe2Ni6 cuboctahedra, faces with six equivalent FeDy3Ni9 cuboctahedra, and faces with sixteen NiDy3Fe3Ni6 cuboctahedra. There are two shorter (2.46 Å) and two longer (2.47 Å) Ni–Ni bond lengths.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on DyAlCo4 by Materials Project

DyCo4Al crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. Dy is bonded in a 6-coordinate geometry to fifteen Co and three equivalent Al atoms. There are three shorter (2.90 Å) and twelve longer (3.17 Å) Dy–Co bond lengths. All Dy–Al bond lengths are 2.90 Å. There are two inequivalent Co sites. In the first Co site, Co is bonded to three equivalent Dy, six equivalent Co, and three equivalent Al atoms to form CoDy3Al3Co6 cuboctahedra that share corners with nine equivalent AlDy3Co9 cuboctahedra, corners with twelve equivalent CoDy4Al2Co6 cuboctahedra, edges with six equivalent CoDy3Al3Co6 cuboctahedra, faces with three equivalent AlDy3Co9 cuboctahedra, and faces with twenty CoDy3Al3Co6 cuboctahedra. All Co–Co bond lengths are 2.41 Å. All Co–Al bond lengths are 2.90 Å. In the second Co site, Co is bonded to four equivalent Dy, six Co, and two equivalent Al atoms to form distorted CoDy4Al2Co6 cuboctahedra that share corners with four equivalent AlDy3Co9 cuboctahedra, corners with twenty CoDy3Al3Co6 cuboctahedra, edges with ten equivalent CoDy4Al2Co6 cuboctahedra, faces with six equivalent AlDy3Co9 cuboctahedra, and faces with sixteen CoDy3Al3Co6 cuboctahedra. There are two shorter (2.48 Å) and two longer (2.55 Å) Co–Co bond lengths. Both Co–Al bond lengths are 2.43 Å. Al is bonded to three equivalent Dy and nine Co atoms to form distorted AlDy3Co9 cuboctahedra that share corners with twenty-one CoDy3Al3Co6 cuboctahedra, edges with six equivalent AlDy3Co9 cuboctahedra, faces with two equivalent AlDy3Co9 cuboctahedra, and faces with twenty-one CoDy3Al3Co6 cuboctahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Dy2(Ga3Co)3 by Materials Project

Dy2(CoGa3)3 crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. Dy is bonded in a 11-coordinate geometry to eleven Ga atoms. There are a spread of Dy–Ga bond distances ranging from 2.97–3.03 Å. There are two inequivalent Co sites. In the first Co site, Co is bonded in a 12-coordinate geometry to eight Ga atoms. There are a spread of Co–Ga bond distances ranging from 2.52–2.55 Å. In the second Co site, Co is bonded in a 12-coordinate geometry to eight Ga atoms. There are a spread of Co–Ga bond distances ranging from 2.50–2.56 Å. There are four inequivalent Ga sites. In the first Ga site, Ga is bonded in a 11-coordinate geometry to three equivalent Dy, three Co, and five Ga atoms. There are a spread of Ga–Ga bond distances ranging from 2.73–2.82 Å. In the second Ga site, Ga is bonded in a 10-coordinate geometry to two equivalent Dy, three Co, and five Ga atoms. There are one shorter (2.67 Å) and two longer (2.80 Å) Ga–Ga bond lengths. In the third Ga site, Ga is bonded in a 10-coordinate geometry to two equivalent Dy, two equivalent Co, and six Ga atoms. Both Ga–Ga bond lengths are 2.74 Å. In the fourth Ga site, Ga is bonded in a 10-coordinate geometry to two equivalent Dy, two equivalent Co, and six Ga atoms. The Ga–Ga bond length is 2.74 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on DyZr by Materials Project

DyZr crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. Dy is bonded to six equivalent Dy and six equivalent Zr atoms to form DyDy6Zr6 cuboctahedra that share corners with eighteen equivalent DyDy6Zr6 cuboctahedra, edges with six equivalent DyDy6Zr6 cuboctahedra, edges with twelve equivalent ZrDy6Zr6 cuboctahedra, faces with eight equivalent DyDy6Zr6 cuboctahedra, and faces with twelve equivalent ZrDy6Zr6 cuboctahedra. All Dy–Dy bond lengths are 3.40 Å. All Dy–Zr bond lengths are 3.35 Å. Zr is bonded to six equivalent Dy and six equivalent Zr atoms to form ZrDy6Zr6 cuboctahedra that share corners with eighteen equivalent ZrDy6Zr6 cuboctahedra, edges with six equivalent ZrDy6Zr6 cuboctahedra, edges with twelve equivalent DyDy6Zr6 cuboctahedra, faces with eight equivalent ZrDy6Zr6 cuboctahedra, and faces with twelve equivalent DyDy6Zr6 cuboctahedra. All Zr–Zr bond lengths are 3.40 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on DyInCo2 by Materials Project

DyCo2In crystallizes in the orthorhombic Pmma space group. The structure is three-dimensional. Dy is bonded in a 1-coordinate geometry to seven Co and six equivalent In atoms. There are a spread of Dy–Co bond distances ranging from 2.65–3.10 Å. There are four shorter (3.25 Å) and two longer (3.31 Å) Dy–In bond lengths. There are two inequivalent Co sites. In the first Co site, Co is bonded to four equivalent Dy, six Co, and two equivalent In atoms to form a mixture of corner, edge, and face-sharing CoDy4In2Co6 cuboctahedra. There are four shorter (2.45 Å) and two longer (2.50 Å) Co–Co bond lengths. Both Co–In bond lengths are 2.81 Å. In the second Co site, Co is bonded in a 3-coordinate geometry to three equivalent Dy, four equivalent Co, and two equivalent In atoms. Both Co–In bond lengths are 2.74 Å. In is bonded in a 12-coordinate geometry to six equivalent Dy, four Co, and two equivalent In atoms. Both In–In bond lengths are 3.28 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on DyHo by Materials Project

HoDy is Magnesium-derived structured and crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. Ho is bonded to six equivalent Ho and six equivalent Dy atoms to form HoDy6Ho6 cuboctahedra that share corners with eighteen equivalent HoDy6Ho6 cuboctahedra, edges with six equivalent HoDy6Ho6 cuboctahedra, edges with twelve equivalent DyDy6Ho6 cuboctahedra, faces with eight equivalent HoDy6Ho6 cuboctahedra, and faces with twelve equivalent DyDy6Ho6 cuboctahedra. All Ho–Ho bond lengths are 3.60 Å. All Ho–Dy bond lengths are 3.53 Å. Dy is bonded to six equivalent Ho and six equivalent Dy atoms to form DyDy6Ho6 cuboctahedra that share corners with eighteen equivalent DyDy6Ho6 cuboctahedra, edges with six equivalent DyDy6Ho6 cuboctahedra, edges with twelve equivalent HoDy6Ho6 cuboctahedra, faces with eight equivalent DyDy6Ho6 cuboctahedra, and faces with twelve equivalent HoDy6Ho6 cuboctahedra. All Dy–Dy bond lengths are 3.60 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Dy9B5S21 by Materials Project

Dy9B5S21 crystallizes in the trigonal R3 space group. The structure is three-dimensional. there are six inequivalent Dy3+ sites. In the first Dy3+ site, Dy3+ is bonded in a 7-coordinate geometry to seven S2- atoms. There are a spread of Dy–S bond distances ranging from 2.69–2.97 Å. In the second Dy3+ site, Dy3+ is bonded to seven S2- atoms to form distorted DyS7 pentagonal bipyramids that share corners with three DyS7 pentagonal bipyramids, corners with two BS4 tetrahedra, and an edgeedge with one BS4 tetrahedra. There are a spread of Dy–S bond distances ranging from 2.64–2.91 Å. In the third Dy3+ site, Dy3+ is bonded in a 7-coordinate geometry to seven S2- atoms. There are a spread of Dy–S bond distances ranging from 2.64–3.07 Å. In the fourth Dy3+ site, Dy3+ is bonded to seven S2- atoms to form distorted DyS7 pentagonal bipyramids that share corners with three DyS7 pentagonal bipyramids, corners with two BS4 tetrahedra, and an edgeedge with one BS4 tetrahedra. There are a spread of Dy–S bond distances ranging from 2.64–2.88 Å. In the fifth Dy3+ site, Dy3+ is bonded in a 7-coordinate geometry to seven S2- atoms. There are a spread of Dy–S bond distances ranging from 2.65–3.12 Å. In the sixth Dy3+ site, Dy3+ is bonded in a 7-coordinate geometry to seven S2- atoms. There are a spread of Dy–S bond distances ranging from 2.70–2.96 Å. There are six inequivalent B3+ sites. In the first B3+ site, B3+ is bonded to four S2- atoms to form BS4 tetrahedra that share corners with two DyS7 pentagonal bipyramids and an edgeedge with one DyS7 pentagonal bipyramid. There is one shorter (1.94 Å) and three longer (1.96 Å) B–S bond length. In the second B3+ site, B3+ is bonded to four S2- atoms to form BS4 tetrahedra that share corners with two DyS7 pentagonal bipyramids and an edgeedge with one DyS7 pentagonal bipyramid. There is three shorter (1.95 Å) and one longer (1.96 Å) B–S bond length. In the third B3+ site, B3+ is bonded in a trigonal planar geometry to three equivalent S2- atoms. All B–S bond lengths are 1.83 Å. In the fourth B3+ site, B3+ is bonded in a trigonal planar geometry to three equivalent S2- atoms. All B–S bond lengths are 1.83 Å. In the fifth B3+ site, B3+ is bonded in a trigonal planar geometry to three equivalent S2- atoms. All B–S bond lengths are 1.83 Å. In the sixth B3+ site, B3+ is bonded in a trigonal planar geometry to three equivalent S2- atoms. All B–S bond lengths are 1.83 Å. There are fourteen inequivalent S2- sites. In the first S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to three Dy3+ and one B3+ atom. In the second S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to three Dy3+ and one B3+ atom. In the third S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to three Dy3+ and one B3+ atom. In the fourth S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to three Dy3+ and one B3+ atom. In the fifth S2- site, S2- is bonded in a 4-coordinate geometry to three Dy3+ and one B3+ atom. In the sixth S2- site, S2- is bonded in a 4-coordinate geometry to three Dy3+ and one B3+ atom. In the seventh S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to three Dy3+ and one B3+ atom. In the eighth S2- site, S2- is bonded in a distorted trigonal pyramidal geometry to three Dy3+ and one B3+ atom. In the ninth S2- site, S2- is bonded in a 4-coordinate geometry to three Dy3+ and one B3+ atom. In the tenth S2- site, S2- is bonded in a 1-coordinate geometry to three Dy3+ and one B3+ atom. In the eleventh S2- site, S2- is bonded in a distorted T-shaped geometry to three Dy3+ atoms. In the twelfth S2- site, S2- is bonded in a distorted T-shaped geometry to three Dy3+ atoms. In the thirteenth S2- site, S2- is bonded in a 1-coordinate geometry to three Dy3+ and one B3+ atom. In the fourteenth S2- site, S2- is bonded in a 1-coordinate geometry to three Dy3+ and one B3+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Dy3Ho by Materials Project

HoDy3 is Uranium Silicide structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Ho is bonded to twelve equivalent Dy atoms to form HoDy12 cuboctahedra that share corners with twelve equivalent HoDy12 cuboctahedra, edges with twenty-four equivalent DyDy8Ho4 cuboctahedra, faces with six equivalent HoDy12 cuboctahedra, and faces with twelve equivalent DyDy8Ho4 cuboctahedra. All Ho–Dy bond lengths are 3.53 Å. Dy is bonded to four equivalent Ho and eight equivalent Dy atoms to form DyDy8Ho4 cuboctahedra that share corners with twelve equivalent DyDy8Ho4 cuboctahedra, edges with eight equivalent HoDy12 cuboctahedra, edges with sixteen equivalent DyDy8Ho4 cuboctahedra, faces with four equivalent HoDy12 cuboctahedra, and faces with fourteen equivalent DyDy8Ho4 cuboctahedra. All Dy–Dy bond lengths are 3.53 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Dy3Bi by Materials Project

Dy3Bi is Uranium Silicide structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Dy is bonded to eight equivalent Dy and four equivalent Bi atoms to form distorted DyDy8Bi4 cuboctahedra that share corners with twelve equivalent DyDy8Bi4 cuboctahedra, edges with eight equivalent BiDy12 cuboctahedra, edges with sixteen equivalent DyDy8Bi4 cuboctahedra, faces with four equivalent BiDy12 cuboctahedra, and faces with fourteen equivalent DyDy8Bi4 cuboctahedra. All Dy–Dy bond lengths are 3.44 Å. All Dy–Bi bond lengths are 3.44 Å. Bi is bonded to twelve equivalent Dy atoms to form BiDy12 cuboctahedra that share corners with twelve equivalent BiDy12 cuboctahedra, edges with twenty-four equivalent DyDy8Bi4 cuboctahedra, faces with six equivalent BiDy12 cuboctahedra, and faces with twelve equivalent DyDy8Bi4 cuboctahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on DyNiGe2 by Materials Project

DyNiGe2 crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. Dy is bonded in a 8-coordinate geometry to four equivalent Ni and ten Ge atoms. All Dy–Ni bond lengths are 3.17 Å. There are a spread of Dy–Ge bond distances ranging from 3.09–3.20 Å. Ni is bonded in a 5-coordinate geometry to four equivalent Dy and five Ge atoms. There are a spread of Ni–Ge bond distances ranging from 2.29–2.40 Å. There are two inequivalent Ge sites. In the first Ge site, Ge is bonded in a 1-coordinate geometry to six equivalent Dy, one Ni, and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.49 Å. In the second Ge site, Ge is bonded in a 12-coordinate geometry to four equivalent Dy and four equivalent Ni atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Dy3Er by Materials Project

ErDy3 is Uranium Silicide structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Er is bonded to twelve equivalent Dy atoms to form ErDy12 cuboctahedra that share corners with twelve equivalent ErDy12 cuboctahedra, edges with twenty-four equivalent DyDy8Er4 cuboctahedra, faces with six equivalent ErDy12 cuboctahedra, and faces with twelve equivalent DyDy8Er4 cuboctahedra. All Er–Dy bond lengths are 3.53 Å. Dy is bonded to four equivalent Er and eight equivalent Dy atoms to form DyDy8Er4 cuboctahedra that share corners with twelve equivalent DyDy8Er4 cuboctahedra, edges with eight equivalent ErDy12 cuboctahedra, edges with sixteen equivalent DyDy8Er4 cuboctahedra, faces with four equivalent ErDy12 cuboctahedra, and faces with fourteen equivalent DyDy8Er4 cuboctahedra. All Dy–Dy bond lengths are 3.53 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on DyFeGe2 by Materials Project

DyFeGe2 crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. Dy is bonded in a 8-coordinate geometry to four equivalent Fe and ten Ge atoms. All Dy–Fe bond lengths are 3.26 Å. There are a spread of Dy–Ge bond distances ranging from 3.10–3.22 Å. Fe is bonded in a 5-coordinate geometry to four equivalent Dy and five Ge atoms. There are a spread of Fe–Ge bond distances ranging from 2.29–2.39 Å. There are two inequivalent Ge sites. In the first Ge site, Ge is bonded in a 1-coordinate geometry to six equivalent Dy, one Fe, and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.59 Å. In the second Ge site, Ge is bonded in a 4-coordinate geometry to four equivalent Dy and four equivalent Fe atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on DyMnGa by Materials Project

DyMnGa crystallizes in the hexagonal P-62m space group. The structure is three-dimensional. Dy is bonded in a 11-coordinate geometry to five Mn and six equivalent Ga atoms. There are four shorter (2.92 Å) and one longer (3.00 Å) Dy–Mn bond lengths. There are two shorter (3.08 Å) and four longer (3.27 Å) Dy–Ga bond lengths. There are two inequivalent Mn sites. In the first Mn site, Mn is bonded in a 9-coordinate geometry to six equivalent Dy and three equivalent Ga atoms. All Mn–Ga bond lengths are 2.73 Å. In the second Mn site, Mn is bonded in a 9-coordinate geometry to three equivalent Dy and six equivalent Ga atoms. All Mn–Ga bond lengths are 2.69 Å. Ga is bonded in a 10-coordinate geometry to six equivalent Dy and four Mn atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Dy2Fe17N3 by Materials Project

Dy2Fe17N3 crystallizes in the trigonal R-3m space group. The structure is three-dimensional. Dy is bonded in a trigonal planar geometry to four Fe and three equivalent N atoms. There are one shorter (3.10 Å) and three longer (3.32 Å) Dy–Fe bond lengths. All Dy–N bond lengths are 2.48 Å. There are four inequivalent Fe sites. In the first Fe site, Fe is bonded to two equivalent Dy and ten Fe atoms to form FeDy2Fe10 cuboctahedra that share corners with four equivalent FeDy2Fe10 cuboctahedra, corners with two equivalent NDy2Fe4 octahedra, faces with four equivalent FeDy2Fe10 cuboctahedra, and faces with four equivalent NDy2Fe4 octahedra. The corner-sharing octahedral tilt angles are 44°. There are a spread of Fe–Fe bond distances ranging from 2.45–2.64 Å. In the second Fe site, Fe is bonded in a single-bond geometry to four Fe and one N atom. Both Fe–Fe bond lengths are 2.71 Å. The Fe–N bond length is 1.87 Å. In the third Fe site, Fe is bonded in a single-bond geometry to three Fe and one N atom. The Fe–Fe bond length is 2.65 Å. The Fe–N bond length is 1.92 Å. In the fourth Fe site, Fe is bonded in a 2-coordinate geometry to one Dy and thirteen Fe atoms. The Fe–Fe bond length is 2.39 Å. N is bonded to two equivalent Dy and four Fe atoms to form NDy2Fe4 octahedra that share corners with two equivalent FeDy2Fe10 cuboctahedra, corners with four equivalent NDy2Fe4 octahedra, and faces with four equivalent FeDy2Fe10 cuboctahedra. The corner-sharing octahedral tilt angles are 60°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on DySnPt by Materials Project

DyPtSn crystallizes in the hexagonal P-62m space group. The structure is three-dimensional. Dy is bonded in a 11-coordinate geometry to five Pt and six equivalent Sn atoms. There are four shorter (3.04 Å) and one longer (3.06 Å) Dy–Pt bond lengths. There are two shorter (3.23 Å) and four longer (3.35 Å) Dy–Sn bond lengths. There are two inequivalent Pt sites. In the first Pt site, Pt is bonded in a 9-coordinate geometry to three equivalent Dy and six equivalent Sn atoms. All Pt–Sn bond lengths are 2.79 Å. In the second Pt site, Pt is bonded in a 9-coordinate geometry to six equivalent Dy and three equivalent Sn atoms. All Pt–Sn bond lengths are 2.84 Å. Sn is bonded in a 10-coordinate geometry to six equivalent Dy and four Pt atoms.

36 MATERIALS SCIENCE↗