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All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on HoGeRu by Materials Project

HoRuGe crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Ho is bonded in a 9-coordinate geometry to four equivalent Ru and six equivalent Ge atoms. There are a spread of Ho–Ru bond distances ranging from 2.94–3.00 Å. There are a spread of Ho–Ge bond distances ranging from 3.04–3.30 Å. Ru is bonded in a 8-coordinate geometry to four equivalent Ho and four equivalent Ge atoms. There are a spread of Ru–Ge bond distances ranging from 2.54–2.59 Å. Ge is bonded in a 10-coordinate geometry to six equivalent Ho and four equivalent Ru atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ho(GeRu)2 by Materials Project

Ho(RuGe)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 Ge atoms. All Ho–Ru bond lengths are 3.26 Å. All Ho–Ge bond lengths are 3.28 Å. Ru is bonded in a 4-coordinate geometry to four equivalent Ho 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 Ho, four equivalent Ru, and one Ge atom. The Ge–Ge bond length is 2.56 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ho3Ge13Ru4 by Materials Project

Ho3Ru4Ge13 crystallizes in the cubic Pm-3n space group. The structure is three-dimensional. Ho is bonded in a 8-coordinate geometry to four equivalent Ru and twelve equivalent Ge atoms. All Ho–Ru bond lengths are 3.19 Å. There are eight shorter (3.16 Å) and four longer (3.21 Å) Ho–Ge bond lengths. Ru is bonded in a 6-coordinate geometry to three equivalent Ho and six equivalent Ge atoms. All Ru–Ge bond lengths are 2.49 Å. There are two inequivalent Ge sites. In the first Ge site, Ge is bonded in a 6-coordinate geometry to three equivalent Ho, two equivalent Ru, and two Ge atoms. There are one shorter (2.69 Å) and one longer (3.08 Å) Ge–Ge bond lengths. In the second Ge site, Ge is bonded in a cuboctahedral geometry to twelve equivalent Ge atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ho2Ge5Ru3 by Materials Project

Ho2Ru3Ge5 crystallizes in the orthorhombic Ibam space group. The structure is three-dimensional. Ho is bonded in a 1-coordinate geometry to six Ru and ten Ge atoms. There are four shorter (3.20 Å) and two longer (3.47 Å) Ho–Ru bond lengths. There are a spread of Ho–Ge bond distances ranging from 2.97–3.47 Å. There are two inequivalent Ru sites. In the first Ru site, Ru is bonded in a 6-coordinate geometry to four equivalent Ho and six Ge atoms. There are four shorter (2.51 Å) and two longer (2.60 Å) Ru–Ge bond lengths. In the second Ru site, Ru is bonded in a 9-coordinate geometry to four equivalent Ho and five Ge atoms. There are a spread of Ru–Ge bond distances ranging from 2.42–2.51 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 10-coordinate geometry to four equivalent Ho and four equivalent Ru atoms. In the second Ge site, Ge is bonded in a 11-coordinate geometry to four equivalent Ho, three Ru, and four Ge atoms. There are two shorter (2.70 Å) and two longer (2.88 Å) Ge–Ge bond lengths. In the third Ge site, Ge is bonded in a 6-coordinate geometry to four equivalent Ho, three Ru, and two equivalent Ge atoms.

36 MATERIALS SCIENCE↗