Engineering Papers⌕ Search

SEARCH · Engineering Papers

Results for “Ge”

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 901 records · Page 50
All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on U2Ta3Ge4 by Materials Project

U2Ta3Ge4 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. U is bonded in a 7-coordinate geometry to seven Ge atoms. There are a spread of U–Ge bond distances ranging from 2.86–3.01 Å. There are two inequivalent Ta sites. In the first Ta site, Ta is bonded in a 6-coordinate geometry to six Ge atoms. There are a spread of Ta–Ge bond distances ranging from 2.62–2.78 Å. In the second Ta site, Ta is bonded to six Ge atoms to form distorted corner-sharing TaGe6 octahedra. The corner-sharing octahedra tilt angles range from 46–53°. There are a spread of Ta–Ge bond distances ranging from 2.74–2.83 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to four equivalent U, four Ta, and one Ge atom. The Ge–Ge bond length is 2.68 Å. In the second Ge site, Ge is bonded in a 9-coordinate geometry to four equivalent U, four Ta, and one Ge atom. The Ge–Ge bond length is 2.79 Å. In the third Ge site, Ge is bonded in a 9-coordinate geometry to two equivalent U, six Ta, and one Ge atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on NdNiGe3 by Materials Project

NdNiGe3 crystallizes in the orthorhombic Cmmm space group. The structure is three-dimensional. Nd is bonded in a 4-coordinate geometry to four equivalent Ni and ten Ge atoms. All Nd–Ni bond lengths are 3.23 Å. There are a spread of Nd–Ge bond distances ranging from 3.12–3.28 Å. Ni is bonded in a 9-coordinate geometry to four equivalent Nd and five Ge atoms. There are a spread of Ni–Ge bond distances ranging from 2.33–2.39 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 1-coordinate geometry to six equivalent Nd, one Ni, and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.57 Å. In the second Ge site, Ge is bonded in a 2-coordinate geometry to two equivalent Nd, two equivalent Ni, and five Ge atoms. There are one shorter (2.46 Å) and four longer (2.95 Å) Ge–Ge bond lengths. In the third Ge site, Ge is bonded in a 2-coordinate geometry to two equivalent Nd, two equivalent Ni, and five Ge atoms. The Ge–Ge bond length is 2.46 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Tm4MgGe4 by Materials Project

MgTm4Ge4 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Mg is bonded to five Ge atoms to form distorted corner-sharing MgGe5 square pyramids. There are a spread of Mg–Ge bond distances ranging from 2.73–3.10 Å. There are two inequivalent Tm sites. In the first Tm site, Tm is bonded in a 7-coordinate geometry to seven Ge atoms. There are a spread of Tm–Ge bond distances ranging from 2.94–3.25 Å. In the second Tm site, Tm is bonded in a 6-coordinate geometry to six Ge atoms. There are a spread of Tm–Ge bond distances ranging from 2.81–3.02 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to two equivalent Mg, six Tm, and one Ge atom. The Ge–Ge bond length is 2.59 Å. In the second Ge site, Ge is bonded in a 9-coordinate geometry to one Mg, seven Tm, and one Ge atom. The Ge–Ge bond length is 2.74 Å. In the third Ge site, Ge is bonded in a 8-coordinate geometry to one Mg, six Tm, and one Ge atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on HoNiGe3 by Materials Project

HoNiGe3 crystallizes in the orthorhombic Cmmm space group. The structure is three-dimensional. Ho is bonded in a 4-coordinate geometry to four equivalent Ni and ten Ge atoms. All Ho–Ni bond lengths are 3.16 Å. There are a spread of Ho–Ge bond distances ranging from 3.08–3.20 Å. Ni is bonded in a 9-coordinate geometry to four equivalent Ho and five Ge atoms. There are a spread of Ni–Ge bond distances ranging from 2.29–2.35 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 1-coordinate geometry to six equivalent Ho, one Ni, and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.50 Å. In the second Ge site, Ge is bonded in a 2-coordinate geometry to two equivalent Ho, two equivalent Ni, and five Ge atoms. There are one shorter (2.48 Å) and four longer (2.90 Å) Ge–Ge bond lengths. In the third Ge site, Ge is bonded in a 2-coordinate geometry to two equivalent Ho, two equivalent Ni, and five Ge atoms. The Ge–Ge bond length is 2.48 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Cs2Na6Al6Ge7O30 by Materials Project

Cs2Na6Al6Ge7O30 crystallizes in the trigonal P3 space group. The structure is three-dimensional. there are two inequivalent Cs sites. In the first Cs site, Cs is bonded in a 6-coordinate geometry to six equivalent O atoms. There are three shorter (3.19 Å) and three longer (3.64 Å) Cs–O bond lengths. In the second Cs site, Cs is bonded in a 6-coordinate geometry to six equivalent O atoms. There are three shorter (3.19 Å) and three longer (3.65 Å) Cs–O bond lengths. There are two inequivalent Na sites. In the first Na site, Na is bonded to five O atoms to form distorted NaO5 square pyramids that share corners with three AlO4 tetrahedra, corners with three GeO4 tetrahedra, corners with two equivalent NaO5 trigonal bipyramids, and an edgeedge with one GeO6 octahedra. There are a spread of Na–O bond distances ranging from 2.34–2.58 Å. In the second Na site, Na is bonded to five O atoms to form distorted NaO5 trigonal bipyramids that share corners with two equivalent GeO6 octahedra, corners with two equivalent NaO5 square pyramids, corners with three AlO4 tetrahedra, and corners with three GeO4 tetrahedra. The corner-sharing octahedra tilt angles range from 21–62°. There are a spread of Na–O bond distances ranging from 2.38–2.49 Å. There are two inequivalent Al sites. In the first Al site, Al is bonded to four O atoms to form AlO4 tetrahedra that share corners with two equivalent NaO5 square pyramids, corners with four GeO4 tetrahedra, and a cornercorner with one NaO5 trigonal bipyramid. There are a spread of Al–O bond distances ranging from 1.76–1.78 Å. In the second Al site, Al is bonded to four O atoms to form AlO4 tetrahedra that share a cornercorner with one NaO5 square pyramid, corners with four GeO4 tetrahedra, and corners with two equivalent NaO5 trigonal bipyramids. There are a spread of Al–O bond distances ranging from 1.76–1.78 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded to four O atoms to form GeO4 tetrahedra that share corners with two equivalent NaO5 square pyramids, corners with four AlO4 tetrahedra, and a cornercorner with one NaO5 trigonal bipyramid. There is two shorter (1.76 Å) and two longer (1.77 Å) Ge–O bond length. In the second Ge site, Ge is bonded to four O atoms to form GeO4 tetrahedra that share a cornercorner with one NaO5 square pyramid, corners with four AlO4 tetrahedra, and corners with two equivalent NaO5 trigonal bipyramids. There is one shorter (1.76 Å) and three longer (1.77 Å) Ge–O bond length. In the third Ge site, Ge is bonded to six O atoms to form GeO6 octahedra that share corners with six equivalent NaO5 trigonal bipyramids and edges with three equivalent NaO5 square pyramids. There is three shorter (1.86 Å) and three longer (1.88 Å) Ge–O bond length. There are ten inequivalent O sites. In the first O site, O is bonded in a distorted trigonal planar geometry to one Na, one Al, and one Ge atom. In the second O site, O is bonded in a distorted trigonal planar geometry to one Na, one Al, and one Ge atom. In the third O site, O is bonded in a distorted T-shaped geometry to two Na and one Ge atom. In the fourth O site, O is bonded in a distorted trigonal non-coplanar geometry to two Na and one Ge atom. In the fifth O site, O is bonded in a 2-coordinate geometry to two equivalent Cs, one Al, and one Ge atom. In the sixth O site, O is bonded in a 2-coordinate geometry to two equivalent Cs, one Al, and one Ge atom. In the seventh O site, O is bonded in a distorted trigonal planar geometry to one Na, one Al, and one Ge atom. In the eighth O site, O is bonded in a distorted trigonal non-coplanar geometry to one Na, one Al, and one Ge atom. In the ninth O site, O is bonded in a distorted trigonal planar geometry to one Na, one Al, and one Ge atom. In the tenth O site, O is bonded in a distorted trigonal planar geometry to one Na, one Al, and one Ge atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Tb2Nb3Ge4 by Materials Project

Tb2Nb3Ge4 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Tb is bonded in a 7-coordinate geometry to seven Ge atoms. There are a spread of Tb–Ge bond distances ranging from 2.87–3.11 Å. There are two inequivalent Nb sites. In the first Nb site, Nb is bonded to six Ge atoms to form distorted corner-sharing NbGe6 octahedra. The corner-sharing octahedra tilt angles range from 47–55°. There are a spread of Nb–Ge bond distances ranging from 2.75–2.89 Å. In the second Nb site, Nb is bonded in a 6-coordinate geometry to six Ge atoms. There are a spread of Nb–Ge bond distances ranging from 2.65–2.80 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to four equivalent Tb, four Nb, and one Ge atom. The Ge–Ge bond length is 2.64 Å. In the second Ge site, Ge is bonded in a 9-coordinate geometry to two equivalent Tb, six Nb, and one Ge atom. In the third Ge site, Ge is bonded in a 9-coordinate geometry to four equivalent Tb, four Nb, and one Ge atom. The Ge–Ge bond length is 2.75 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li(YGe)4 by Materials Project

Li(YGe)4 is delta Molybdenum Boride-derived structured and crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Li is bonded in a distorted T-shaped geometry to five Ge atoms. There are a spread of Li–Ge bond distances ranging from 2.71–3.17 Å. There are two inequivalent Y sites. In the first Y site, Y is bonded in a 6-coordinate geometry to six Ge atoms. There are a spread of Y–Ge bond distances ranging from 2.87–3.04 Å. In the second Y site, Y is bonded in a 7-coordinate geometry to seven Ge atoms. There are a spread of Y–Ge bond distances ranging from 2.99–3.40 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 8-coordinate geometry to one Li, six Y, and one Ge atom. The Ge–Ge bond length is 2.57 Å. In the second Ge site, Ge is bonded in a 9-coordinate geometry to two equivalent Li, six Y, and one Ge atom. In the third Ge site, Ge is bonded in a 9-coordinate geometry to one Li, seven Y, and one Ge atom. The Ge–Ge bond length is 2.68 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on U2Co15Ge2 by Materials Project

U2Co15Ge2 crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. there are two inequivalent U sites. In the first U site, U is bonded in a 6-coordinate geometry to eighteen Co atoms. There are a spread of U–Co bond distances ranging from 2.81–3.19 Å. In the second U site, U is bonded to eighteen Co and two equivalent Ge atoms to form distorted UCo18Ge2 hexagonal bipyramids that share corners with six equivalent UCo18Ge2 hexagonal bipyramids and faces with twenty-four CoU2Co8Ge2 cuboctahedra. There are a spread of U–Co bond distances ranging from 2.83–3.16 Å. Both U–Ge bond lengths are 2.91 Å. There are seven inequivalent Co sites. In the first Co site, Co is bonded to two equivalent U, eight Co, and two equivalent Ge atoms to form distorted CoU2Co8Ge2 cuboctahedra that share corners with fourteen CoU2Co8Ge2 cuboctahedra, edges with six CoU3Co8Ge cuboctahedra, faces with ten CoU2Co8Ge2 cuboctahedra, and faces with two equivalent UCo18Ge2 hexagonal bipyramids. There are a spread of Co–Co bond distances ranging from 2.41–2.46 Å. Both Co–Ge bond lengths are 2.52 Å. In the second Co site, Co is bonded to two equivalent U, eight Co, and two equivalent Ge atoms to form distorted CoU2Co8Ge2 cuboctahedra that share corners with fourteen CoU2Co8Ge2 cuboctahedra, edges with six CoU3Co8Ge cuboctahedra, faces with ten CoU2Co8Ge2 cuboctahedra, and faces with two equivalent UCo18Ge2 hexagonal bipyramids. There are four shorter (2.41 Å) and four longer (2.45 Å) Co–Co bond lengths. Both Co–Ge bond lengths are 2.53 Å. In the third Co site, Co is bonded in a 12-coordinate geometry to two U, eight Co, and two equivalent Ge atoms. There are a spread of Co–Co bond distances ranging from 2.50–2.61 Å. Both Co–Ge bond lengths are 2.86 Å. In the fourth Co site, Co is bonded in a 12-coordinate geometry to two U, eight Co, and two equivalent Ge atoms. There are a spread of Co–Co bond distances ranging from 2.50–2.60 Å. Both Co–Ge bond lengths are 2.86 Å. In the fifth Co site, Co is bonded in a 12-coordinate geometry to two U, eight Co, and two equivalent Ge atoms. There are two shorter (2.50 Å) and two longer (2.53 Å) Co–Co bond lengths. Both Co–Ge bond lengths are 2.85 Å. In the sixth Co site, Co is bonded to three U, eight Co, and one Ge atom to form distorted CoU3Co8Ge cuboctahedra that share corners with fifteen CoU2Co8Ge2 cuboctahedra, edges with eight CoU2Co8Ge2 cuboctahedra, faces with ten CoU2Co8Ge2 cuboctahedra, and faces with three equivalent UCo18Ge2 hexagonal bipyramids. Both Co–Co bond lengths are 2.33 Å. The Co–Ge bond length is 2.61 Å. In the seventh Co site, Co is bonded to three U, eight Co, and one Ge atom to form distorted CoU3Co8Ge cuboctahedra that share corners with fifteen CoU2Co8Ge2 cuboctahedra, edges with eight CoU2Co8Ge2 cuboctahedra, faces with ten CoU2Co8Ge2 cuboctahedra, and faces with three equivalent UCo18Ge2 hexagonal bipyramids. The Co–Ge bond length is 2.61 Å. Ge is bonded in a 8-coordinate geometry to one U, twelve Co, and one Ge atom. The Ge–Ge bond length is 2.48 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li(LuGe)4 by Materials Project

Li(LuGe)4 is delta Molybdenum Boride-derived structured and crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Li is bonded in a 3-coordinate geometry to five Ge atoms. There are a spread of Li–Ge bond distances ranging from 2.65–3.09 Å. There are two inequivalent Lu sites. In the first Lu site, Lu is bonded in a 6-coordinate geometry to six Ge atoms. There are a spread of Lu–Ge bond distances ranging from 2.79–2.98 Å. In the second Lu site, Lu is bonded in a 7-coordinate geometry to seven Ge atoms. There are a spread of Lu–Ge bond distances ranging from 2.91–3.30 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 1-coordinate geometry to one Li, six Lu, and one Ge atom. The Ge–Ge bond length is 2.56 Å. In the second Ge site, Ge is bonded in a 9-coordinate geometry to two equivalent Li, six Lu, and one Ge atom. In the third Ge site, Ge is bonded in a 9-coordinate geometry to one Li, seven Lu, and one Ge atom. The Ge–Ge bond length is 2.66 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sc3(VGe2)2 by Materials Project

Sc3(VGe2)2 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. there are two inequivalent Sc sites. In the first Sc site, Sc is bonded in a 6-coordinate geometry to six Ge atoms. There are a spread of Sc–Ge bond distances ranging from 2.61–3.00 Å. In the second Sc site, Sc is bonded in a 6-coordinate geometry to six Ge atoms. There are a spread of Sc–Ge bond distances ranging from 2.63–2.82 Å. V is bonded in a 7-coordinate geometry to seven Ge atoms. There are a spread of V–Ge bond distances ranging from 2.69–3.16 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to six Sc, two equivalent V, and one Ge atom. The Ge–Ge bond length is 2.56 Å. In the second Ge site, Ge is bonded in a 9-coordinate geometry to four Sc, four equivalent V, and one Ge atom. In the third Ge site, Ge is bonded in a 9-coordinate geometry to four Sc, four equivalent V, and one Ge atom. The Ge–Ge bond length is 2.75 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Gd2Sc3Ge4 by Materials Project

Gd2Sc3Ge4 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Gd is bonded to seven Ge atoms to form distorted GdGe7 pentagonal bipyramids that share corners with four equivalent ScGe6 octahedra, corners with six equivalent GdGe7 pentagonal bipyramids, edges with two equivalent GdGe7 pentagonal bipyramids, faces with two equivalent ScGe6 octahedra, and faces with three equivalent GdGe7 pentagonal bipyramids. The corner-sharing octahedra tilt angles range from 45–50°. There are a spread of Gd–Ge bond distances ranging from 2.96–3.21 Å. There are two inequivalent Sc sites. In the first Sc site, Sc is bonded to six Ge atoms to form ScGe6 octahedra that share corners with four equivalent ScGe6 octahedra, corners with eight equivalent GdGe7 pentagonal bipyramids, and faces with four equivalent GdGe7 pentagonal bipyramids. The corner-sharing octahedra tilt angles range from 50–51°. There are a spread of Sc–Ge bond distances ranging from 2.82–2.98 Å. In the second Sc site, Sc is bonded in a 6-coordinate geometry to six Ge atoms. There are a spread of Sc–Ge bond distances ranging from 2.76–2.91 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to four equivalent Gd, four Sc, and one Ge atom. The Ge–Ge bond length is 2.78 Å. In the second Ge site, Ge is bonded in a 9-coordinate geometry to four equivalent Gd, four Sc, and one Ge atom. The Ge–Ge bond length is 2.90 Å. In the third Ge site, Ge is bonded in a 9-coordinate geometry to two equivalent Gd, six Sc, and one Ge atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li2ZnGe3 by Materials Project

Li2ZnGe3 crystallizes in the trigonal P3m1 space group. The structure is three-dimensional. there are two inequivalent Li sites. In the first Li site, Li is bonded in a 9-coordinate geometry to three equivalent Zn and six Ge atoms. All Li–Zn bond lengths are 2.72 Å. There are three shorter (2.84 Å) and three longer (3.02 Å) Li–Ge bond lengths. In the second Li site, Li is bonded in a 9-coordinate geometry to three equivalent Zn and six Ge atoms. All Li–Zn bond lengths are 3.01 Å. There are three shorter (2.72 Å) and three longer (2.82 Å) Li–Ge bond lengths. Zn is bonded in a 10-coordinate geometry to six Li and four Ge atoms. There are three shorter (2.50 Å) and one longer (2.67 Å) Zn–Ge bond lengths. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 10-coordinate geometry to six Li, three equivalent Zn, and one Ge atom. The Ge–Ge bond length is 2.63 Å. In the second Ge site, Ge is bonded in a 7-coordinate geometry to three equivalent Li and four Ge atoms. All Ge–Ge bond lengths are 2.62 Å. In the third Ge site, Ge is bonded in a 7-coordinate geometry to three equivalent Li, one Zn, and three equivalent Ge atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li(NdGe)4 by Materials Project

Nd4LiGe4 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Li is bonded in a T-shaped geometry to three Ge atoms. There are a spread of Li–Ge bond distances ranging from 2.79–2.97 Å. There are two inequivalent Nd sites. In the first Nd site, Nd is bonded in a 7-coordinate geometry to seven Ge atoms. There are a spread of Nd–Ge bond distances ranging from 3.08–3.63 Å. In the second Nd site, Nd is bonded in a 6-coordinate geometry to six Ge atoms. There are a spread of Nd–Ge bond distances ranging from 2.97–3.13 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to two equivalent Li, six Nd, and one Ge atom. The Ge–Ge bond length is 2.57 Å. In the second Ge site, Ge is bonded in a 8-coordinate geometry to seven Nd and one Ge atom. The Ge–Ge bond length is 2.66 Å. In the third Ge site, Ge is bonded in a 8-coordinate geometry to one Li, six Nd, and one Ge atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Y2Nb3Ge4 by Materials Project

Y2Nb3Ge4 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Y is bonded in a 7-coordinate geometry to seven Ge atoms. There are a spread of Y–Ge bond distances ranging from 2.87–3.09 Å. There are two inequivalent Nb sites. In the first Nb site, Nb is bonded to six Ge atoms to form distorted corner-sharing NbGe6 octahedra. The corner-sharing octahedra tilt angles range from 47–55°. There are a spread of Nb–Ge bond distances ranging from 2.75–2.88 Å. In the second Nb site, Nb is bonded in a 6-coordinate geometry to six Ge atoms. There are a spread of Nb–Ge bond distances ranging from 2.65–2.80 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to four equivalent Y, four Nb, and one Ge atom. The Ge–Ge bond length is 2.64 Å. In the second Ge site, Ge is bonded in a 9-coordinate geometry to two equivalent Y, six Nb, and one Ge atom. In the third Ge site, Ge is bonded in a 9-coordinate geometry to four equivalent Y, four Nb, and one Ge atom. The Ge–Ge bond length is 2.75 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Er4MgGe4 by Materials Project

MgEr4Ge4 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Mg is bonded in a 5-coordinate geometry to five Ge atoms. There are a spread of Mg–Ge bond distances ranging from 2.74–3.12 Å. There are two inequivalent Er sites. In the first Er site, Er is bonded in a 7-coordinate geometry to seven Ge atoms. There are a spread of Er–Ge bond distances ranging from 2.96–3.27 Å. In the second Er site, Er is bonded in a 6-coordinate geometry to six Ge atoms. There are a spread of Er–Ge bond distances ranging from 2.82–3.04 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to two equivalent Mg, six Er, and one Ge atom. The Ge–Ge bond length is 2.60 Å. In the second Ge site, Ge is bonded in a 8-coordinate geometry to one Mg, six Er, and one Ge atom. In the third Ge site, Ge is bonded in a 9-coordinate geometry to one Mg, seven Er, and one Ge atom. The Ge–Ge bond length is 2.73 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on GdNiGe3 by Materials Project

GdNiGe3 crystallizes in the orthorhombic Cmmm space group. The structure is three-dimensional. Gd is bonded in a 4-coordinate geometry to four equivalent Ni and ten Ge atoms. All Gd–Ni bond lengths are 3.18 Å. There are a spread of Gd–Ge bond distances ranging from 3.10–3.23 Å. Ni is bonded in a 9-coordinate geometry to four equivalent Gd and five Ge atoms. There are a spread of Ni–Ge bond distances ranging from 2.30–2.37 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 1-coordinate geometry to six equivalent Gd, one Ni, and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.53 Å. In the second Ge site, Ge is bonded in a 2-coordinate geometry to two equivalent Gd, two equivalent Ni, and five Ge atoms. There are one shorter (2.48 Å) and four longer (2.92 Å) Ge–Ge bond lengths. In the third Ge site, Ge is bonded in a 2-coordinate geometry to two equivalent Gd, two equivalent Ni, and five Ge atoms. The Ge–Ge bond length is 2.48 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Tb4MgGe4 by Materials Project

MgTb4Ge4 is Magnesium tetraboride-derived structured and crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Mg is bonded in a 5-coordinate geometry to five Ge atoms. There are a spread of Mg–Ge bond distances ranging from 2.77–3.17 Å. There are two inequivalent Tb sites. In the first Tb site, Tb is bonded in a 6-coordinate geometry to six Ge atoms. There are a spread of Tb–Ge bond distances ranging from 2.87–3.07 Å. In the second Tb site, Tb is bonded in a 7-coordinate geometry to seven Ge atoms. There are a spread of Tb–Ge bond distances ranging from 3.00–3.36 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to two equivalent Mg, six Tb, and one Ge atom. The Ge–Ge bond length is 2.60 Å. In the second Ge site, Ge is bonded in a 8-coordinate geometry to one Mg, six Tb, and one Ge atom. In the third Ge site, Ge is bonded in a 9-coordinate geometry to one Mg, seven Tb, and one Ge atom. The Ge–Ge bond length is 2.72 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ni5Ge3 by Materials Project

Ni5Ge3 crystallizes in the monoclinic C2 space group. The structure is three-dimensional. there are five inequivalent Ni sites. In the first Ni site, Ni is bonded in a 12-coordinate geometry to six Ni and six Ge atoms. There are a spread of Ni–Ni bond distances ranging from 2.52–2.66 Å. There are a spread of Ni–Ge bond distances ranging from 2.40–2.91 Å. In the second Ni site, Ni is bonded in a 12-coordinate geometry to six Ni and six Ge atoms. There are a spread of Ni–Ni bond distances ranging from 2.52–2.67 Å. There are a spread of Ni–Ge bond distances ranging from 2.39–2.89 Å. In the third Ni site, Ni is bonded to six Ni and six Ge atoms to form a mixture of corner and edge-sharing NiNi6Ge6 cuboctahedra. All Ni–Ni bond lengths are 2.56 Å. There are a spread of Ni–Ge bond distances ranging from 2.46–2.79 Å. In the fourth Ni site, Ni is bonded in a 5-coordinate geometry to six Ni and five Ge atoms. There are a spread of Ni–Ge bond distances ranging from 2.35–2.60 Å. In the fifth Ni site, Ni is bonded in a 5-coordinate geometry to six Ni and five Ge atoms. There are a spread of Ni–Ge bond distances ranging from 2.35–2.58 Å. There are four inequivalent Ge sites. In the first Ge site, Ge is bonded in a 10-coordinate geometry to ten Ni atoms. In the second Ge site, Ge is bonded in a 10-coordinate geometry to ten Ni atoms. In the third Ge site, Ge is bonded in a 9-coordinate geometry to nine Ni atoms. In the fourth Ge site, Ge is bonded in a 9-coordinate geometry to nine Ni atoms.

36 MATERIALS SCIENCE↗