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All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on Eu2AgGe by Materials Project

Eu2AgGe is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Eu is bonded in a body-centered cubic geometry to four equivalent Ag and four equivalent Ge atoms. All Eu–Ag bond lengths are 3.25 Å. All Eu–Ge bond lengths are 3.25 Å. Ag is bonded in a body-centered cubic geometry to eight equivalent Eu atoms. Ge is bonded in a body-centered cubic geometry to eight equivalent Eu atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on EuAgGe by Materials Project

EuAgGe crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. Eu is bonded in a 12-coordinate geometry to six equivalent Ag and six equivalent Ge atoms. There are a spread of Eu–Ag bond distances ranging from 3.21–3.46 Å. There are a spread of Eu–Ge bond distances ranging from 3.22–3.40 Å. Ag is bonded in a 10-coordinate geometry to six equivalent Eu, one Ag, and three equivalent Ge atoms. The Ag–Ag bond length is 2.87 Å. There are two shorter (2.70 Å) and one longer (3.05 Å) Ag–Ge bond lengths. Ge is bonded in a 10-coordinate geometry to six equivalent Eu, three equivalent Ag, and one Ge atom. The Ge–Ge bond length is 2.53 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Eu(AgGe)2 by Materials Project

Eu(AgGe)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Eu is bonded in a 8-coordinate geometry to eight equivalent Ag and eight equivalent Ge atoms. All Eu–Ag bond lengths are 3.53 Å. All Eu–Ge bond lengths are 3.35 Å. Ag is bonded in a 4-coordinate geometry to four equivalent Eu and four equivalent Ge atoms. All Ag–Ge bond lengths are 2.68 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Eu, four equivalent Ag, and one Ge atom. The Ge–Ge bond length is 2.46 Å.

36 MATERIALS SCIENCE↗