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 1,801 records · Page 100
All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on Er(NiGe)2 by Materials Project

Er(NiGe)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Er is bonded in a 8-coordinate geometry to eight equivalent Ni and eight equivalent Ge atoms. All Er–Ni bond lengths are 3.17 Å. All Er–Ge bond lengths are 3.12 Å. Ni is bonded in a 4-coordinate geometry to four equivalent Er and four equivalent Ge atoms. All Ni–Ge bond lengths are 2.35 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Er, four equivalent Ni, and one Ge atom. The Ge–Ge bond length is 2.50 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sr(GeRh)2 by Materials Project

Sr(RhGe)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Sr is bonded in a 8-coordinate geometry to eight equivalent Rh and eight equivalent Ge atoms. All Sr–Rh bond lengths are 3.46 Å. All Sr–Ge bond lengths are 3.32 Å. Rh is bonded to four equivalent Sr and four equivalent Ge atoms to form a mixture of distorted corner, edge, and face-sharing RhSr4Ge4 tetrahedra. All Rh–Ge bond lengths are 2.48 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Sr, four equivalent Rh, and one Ge atom. The Ge–Ge bond length is 2.90 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Np(GePd)2 by Materials Project

Np(PdGe)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Np is bonded in a 8-coordinate geometry to eight equivalent Pd and eight equivalent Ge atoms. All Np–Pd bond lengths are 3.38 Å. All Np–Ge bond lengths are 3.21 Å. Pd is bonded to four equivalent Np and four equivalent Ge atoms to form a mixture of distorted corner, edge, and face-sharing PdNp4Ge4 tetrahedra. All Pd–Ge bond lengths are 2.53 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Np, four equivalent Pd, and one Ge atom. The Ge–Ge bond length is 2.45 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ce(AgGe)2 by Materials Project

CeAg2Ge2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Ce is bonded in a 8-coordinate geometry to eight equivalent Ag and eight equivalent Ge atoms. All Ce–Ag bond lengths are 3.53 Å. All Ce–Ge bond lengths are 3.28 Å. Ag is bonded to four equivalent Ce, four equivalent Ag, and four equivalent Ge atoms to form a mixture of distorted face, edge, and corner-sharing AgCe4Ag4Ge4 cuboctahedra. All Ag–Ag bond lengths are 3.04 Å. All Ag–Ge bond lengths are 2.67 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Ce, four equivalent Ag, and one Ge atom. The Ge–Ge bond length is 2.45 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Dy(CrGe)2 by Materials Project

Dy(CrGe)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 Ge atoms. All Dy–Ge bond lengths are 3.04 Å. Cr is bonded to four equivalent Ge atoms to form a mixture of edge and corner-sharing CrGe4 tetrahedra. All Cr–Ge bond lengths are 2.45 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Dy, four equivalent Cr, and one Ge atom. The Ge–Ge bond length is 2.58 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ho2InGe2 by Materials Project

Ho2InGe2 crystallizes in the tetragonal P4/mbm space group. The structure is three-dimensional. Ho is bonded in a 6-coordinate geometry to four equivalent In and six equivalent Ge atoms. All Ho–In bond lengths are 3.43 Å. There are two shorter (2.96 Å) and four longer (3.07 Å) Ho–Ge bond lengths. In is bonded to eight equivalent Ho and four equivalent Ge atoms to form a mixture of corner and face-sharing InHo8Ge4 cuboctahedra. All In–Ge bond lengths are 2.94 Å. Ge is bonded in a 9-coordinate geometry to six equivalent Ho, two equivalent In, and one Ge atom. The Ge–Ge bond length is 2.56 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on LaCrGe3 by Materials Project

LaCrGe3 crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. La is bonded to twelve equivalent Ge atoms to form distorted LaGe12 cuboctahedra that share corners with six equivalent LaGe12 cuboctahedra, corners with six equivalent CrGe6 octahedra, faces with eight equivalent LaGe12 cuboctahedra, and faces with six equivalent CrGe6 octahedra. The corner-sharing octahedral tilt angles are 27°. There are six shorter (3.12 Å) and six longer (3.27 Å) La–Ge bond lengths. Cr is bonded to six equivalent Ge atoms to form CrGe6 octahedra that share corners with six equivalent LaGe12 cuboctahedra, faces with six equivalent LaGe12 cuboctahedra, and faces with two equivalent CrGe6 octahedra. All Cr–Ge bond lengths are 2.52 Å. Ge is bonded in a 8-coordinate geometry to four equivalent La, two equivalent Cr, and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.65 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on PrCrGe3 by Materials Project

PrCrGe3 crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Pr is bonded to twelve equivalent Ge atoms to form distorted PrGe12 cuboctahedra that share corners with six equivalent PrGe12 cuboctahedra, corners with six equivalent CrGe6 octahedra, faces with eight equivalent PrGe12 cuboctahedra, and faces with six equivalent CrGe6 octahedra. The corner-sharing octahedral tilt angles are 27°. There are six shorter (3.10 Å) and six longer (3.25 Å) Pr–Ge bond lengths. Cr is bonded to six equivalent Ge atoms to form CrGe6 octahedra that share corners with six equivalent PrGe12 cuboctahedra, faces with six equivalent PrGe12 cuboctahedra, and faces with two equivalent CrGe6 octahedra. All Cr–Ge bond lengths are 2.51 Å. Ge is bonded in a 8-coordinate geometry to four equivalent Pr, two equivalent Cr, and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.62 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on NdCrGe3 by Materials Project

NdCrGe3 crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Nd is bonded to twelve equivalent Ge atoms to form distorted NdGe12 cuboctahedra that share corners with six equivalent NdGe12 cuboctahedra, corners with six equivalent CrGe6 octahedra, faces with eight equivalent NdGe12 cuboctahedra, and faces with six equivalent CrGe6 octahedra. The corner-sharing octahedral tilt angles are 27°. There are six shorter (3.09 Å) and six longer (3.25 Å) Nd–Ge bond lengths. Cr is bonded to six equivalent Ge atoms to form CrGe6 octahedra that share corners with six equivalent NdGe12 cuboctahedra, faces with six equivalent NdGe12 cuboctahedra, and faces with two equivalent CrGe6 octahedra. All Cr–Ge bond lengths are 2.51 Å. Ge is bonded in a 8-coordinate geometry to four equivalent Nd, two equivalent Cr, and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.61 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on SmCrGe3 by Materials Project

SmCrGe3 crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Sm is bonded to twelve equivalent Ge atoms to form distorted SmGe12 cuboctahedra that share corners with six equivalent SmGe12 cuboctahedra, corners with six equivalent CrGe6 octahedra, faces with eight equivalent SmGe12 cuboctahedra, and faces with six equivalent CrGe6 octahedra. The corner-sharing octahedral tilt angles are 27°. There are six shorter (3.08 Å) and six longer (3.23 Å) Sm–Ge bond lengths. Cr is bonded to six equivalent Ge atoms to form CrGe6 octahedra that share corners with six equivalent SmGe12 cuboctahedra, faces with six equivalent SmGe12 cuboctahedra, and faces with two equivalent CrGe6 octahedra. All Cr–Ge bond lengths are 2.49 Å. Ge is bonded in a 8-coordinate geometry to four equivalent Sm, two equivalent Cr, and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.59 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Lu(NiGe)2 by Materials Project

Lu(NiGe)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Lu is bonded in a 8-coordinate geometry to eight equivalent Ni and eight equivalent Ge atoms. All Lu–Ni bond lengths are 3.16 Å. All Lu–Ge bond lengths are 3.10 Å. Ni is bonded in a 4-coordinate geometry to four equivalent Lu and four equivalent Ge atoms. All Ni–Ge bond lengths are 2.34 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Lu, four equivalent Ni, and one Ge atom. The Ge–Ge bond length is 2.47 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sm(CuGe)2 by Materials Project

SmCu2Ge2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Sm is bonded in a 8-coordinate geometry to eight equivalent Cu and eight equivalent Ge atoms. All Sm–Cu bond lengths are 3.30 Å. All Sm–Ge bond lengths are 3.16 Å. Cu is bonded to four equivalent Sm and four equivalent Ge atoms to form a mixture of distorted edge, face, and corner-sharing CuSm4Ge4 tetrahedra. All Cu–Ge bond lengths are 2.45 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Sm, four equivalent Cu, and one Ge atom. The Ge–Ge bond length is 2.50 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Yb(CuGe)2 by Materials Project

YbCu2Ge2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Yb is bonded in a 8-coordinate geometry to eight equivalent Cu and eight equivalent Ge atoms. All Yb–Cu bond lengths are 3.27 Å. All Yb–Ge bond lengths are 3.15 Å. Cu is bonded in a 4-coordinate geometry to four equivalent Yb and four equivalent Ge atoms. All Cu–Ge bond lengths are 2.44 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Yb, four equivalent Cu, and one Ge atom. The Ge–Ge bond length is 2.46 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Lu(MnGe)2 by Materials Project

Lu(MnGe)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Lu is bonded in a 8-coordinate geometry to eight equivalent Ge atoms. All Lu–Ge bond lengths are 3.03 Å. Mn is bonded to four equivalent Ge atoms to form a mixture of corner and edge-sharing MnGe4 tetrahedra. All Mn–Ge bond lengths are 2.42 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Lu, four equivalent Mn, and one Ge atom. The Ge–Ge bond length is 2.53 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ce(GePd)2 by Materials Project

CePd2Ge2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Ce is bonded in a 8-coordinate geometry to eight equivalent Pd and eight equivalent Ge atoms. All Ce–Pd bond lengths are 3.35 Å. All Ce–Ge bond lengths are 3.29 Å. Pd is bonded in a 4-coordinate geometry to four equivalent Ce and four equivalent Ge atoms. All Pd–Ge bond lengths are 2.54 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Ce, four equivalent Pd, and one Ge atom. The Ge–Ge bond length is 2.46 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ba(AgGe)2 by Materials Project

Ba(AgGe)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Ba is bonded in a 8-coordinate geometry to eight equivalent Ag and eight equivalent Ge atoms. All Ba–Ag bond lengths are 3.59 Å. All Ba–Ge bond lengths are 3.54 Å. Ag is bonded in a 12-coordinate geometry to four equivalent Ba and four equivalent Ge atoms. All Ag–Ge bond lengths are 2.75 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Ba, four equivalent Ag, and one Ge atom. The Ge–Ge bond length is 2.56 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ca(ZnGe)2 by Materials Project

Ca(ZnGe)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Ca is bonded in a 8-coordinate geometry to eight equivalent Zn and eight equivalent Ge atoms. All Ca–Zn bond lengths are 3.44 Å. All Ca–Ge bond lengths are 3.31 Å. Zn is bonded to four equivalent Ca and four equivalent Ge atoms to form a mixture of distorted edge, face, and corner-sharing ZnCa4Ge4 tetrahedra. All Zn–Ge bond lengths are 2.58 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Ca, four equivalent Zn, and one Ge atom. The Ge–Ge bond length is 2.51 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sr(GeAu)2 by Materials Project

Sr(AuGe)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Sr is bonded in a 8-coordinate geometry to eight equivalent Au and eight equivalent Ge atoms. All Sr–Au bond lengths are 3.49 Å. All Sr–Ge bond lengths are 3.50 Å. Au is bonded in a 4-coordinate geometry to four equivalent Sr and four equivalent Ge atoms. All Au–Ge bond lengths are 2.67 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Sr, four equivalent Au, and one Ge atom. The Ge–Ge bond length is 2.56 Å.

36 MATERIALS SCIENCE↗

Refine your search to explore more results.