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All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on YbRh2Pb by Materials Project

YbRh2Pb is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Yb is bonded in a distorted body-centered cubic geometry to eight equivalent Rh and six equivalent Pb atoms. All Yb–Rh bond lengths are 2.88 Å. All Yb–Pb bond lengths are 3.32 Å. Rh is bonded in a distorted body-centered cubic geometry to four equivalent Yb and four equivalent Pb atoms. All Rh–Pb bond lengths are 2.88 Å. Pb is bonded in a 8-coordinate geometry to six equivalent Yb and eight equivalent Rh atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Yb4Rh6Pb19 by Materials Project

Yb4Rh6Pb19 crystallizes in the cubic I23 space group. The structure is three-dimensional. Yb is bonded in a 10-coordinate geometry to ten Pb atoms. There are a spread of Yb–Pb bond distances ranging from 3.33–3.62 Å. Rh is bonded in a 7-coordinate geometry to one Rh and six Pb atoms. The Rh–Rh bond length is 2.80 Å. There are a spread of Rh–Pb bond distances ranging from 2.72–2.89 Å. There are three inequivalent Pb sites. In the first Pb site, Pb is bonded in a 4-coordinate geometry to two equivalent Yb and two equivalent Rh atoms. In the second Pb site, Pb is bonded in a tetrahedral geometry to four equivalent Yb atoms. In the third Pb site, Pb is bonded in a 4-coordinate geometry to two equivalent Yb and two equivalent Rh atoms.

36 MATERIALS SCIENCE↗