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At least 973 records · Page 54
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DOE OSTI2020

Materials Data on BaGe2 by Materials Project

BaGe2 crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. there are two inequivalent Ba sites. In the first Ba site, Ba is bonded in a 11-coordinate geometry to eleven Ge atoms. There are a spread of Ba–Ge bond distances ranging from 3.51–3.93 Å. In the second Ba site, Ba is bonded in a 9-coordinate geometry to nine Ge atoms. There are a spread of Ba–Ge bond distances ranging from 3.43–3.67 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 8-coordinate geometry to five Ba and three Ge atoms. There are two shorter (2.58 Å) and one longer (2.59 Å) Ge–Ge bond lengths. In the second Ge site, Ge is bonded in a 8-coordinate geometry to five Ba and three Ge atoms. The Ge–Ge bond length is 2.63 Å. In the third Ge site, Ge is bonded in a 8-coordinate geometry to five Ba and three Ge atoms.

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DOE OSTI2020

Materials Data on Li9Ge4 by Materials Project

Li9Ge4 crystallizes in the orthorhombic Cmcm space group. The structure is two-dimensional and consists of two Li9Ge4 sheets oriented in the (0, 0, 1) direction. there are five inequivalent Li sites. In the first Li site, Li is bonded in a 6-coordinate geometry to two equivalent Li and six equivalent Ge atoms. Both Li–Li bond lengths are 2.80 Å. There are four shorter (2.84 Å) and two longer (2.85 Å) Li–Ge bond lengths. In the second Li site, Li is bonded in a distorted trigonal non-coplanar geometry to one Li and three equivalent Ge atoms. The Li–Li bond length is 2.73 Å. There are one shorter (2.72 Å) and two longer (2.73 Å) Li–Ge bond lengths. In the third Li site, Li is bonded in a 11-coordinate geometry to eight Li and six Ge atoms. There are a spread of Li–Li bond distances ranging from 2.72–2.81 Å. There are a spread of Li–Ge bond distances ranging from 3.03–3.23 Å. In the fourth Li site, Li is bonded to three equivalent Li and four Ge atoms to form distorted edge-sharing LiLi3Ge4 tetrahedra. There are a spread of Li–Ge bond distances ranging from 2.52–2.75 Å. In the fifth Li site, Li is bonded in a 4-coordinate geometry to three equivalent Li and four Ge atoms. There are a spread of Li–Ge bond distances ranging from 2.63–2.90 Å. There are two inequivalent Ge sites. In the first Ge site, Ge is bonded in a 7-coordinate geometry to ten Li atoms. In the second Ge site, Ge is bonded in a 11-coordinate geometry to ten Li and one Ge atom. The Ge–Ge bond length is 2.41 Å.

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DOE OSTI2020

Materials Data on Ho5(Ge5Ir2)2 by Materials Project

Ho5(Ir2Ge5)2 crystallizes in the tetragonal P4/mbm space group. The structure is three-dimensional. there are three inequivalent Ho sites. In the first Ho site, Ho is bonded in a 8-coordinate geometry to four equivalent Ir and twelve Ge atoms. All Ho–Ir bond lengths are 3.21 Å. There are eight shorter (3.01 Å) and four longer (3.36 Å) Ho–Ge bond lengths. In the second Ho site, Ho is bonded in a 12-coordinate geometry to four equivalent Ir and eight Ge atoms. All Ho–Ir bond lengths are 3.21 Å. There are a spread of Ho–Ge bond distances ranging from 2.94–3.26 Å. In the third Ho site, Ho is bonded in a 4-coordinate geometry to two equivalent Ir and four Ge atoms. Both Ho–Ir bond lengths are 3.16 Å. There are two shorter (2.78 Å) and two longer (2.82 Å) Ho–Ge bond lengths. Ir is bonded in a 9-coordinate geometry to four Ho and five Ge atoms. There are a spread of Ir–Ge bond distances ranging from 2.46–2.54 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 2-coordinate geometry to three Ho, two equivalent Ir, and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.94 Å. In the second Ge site, Ge is bonded in a 5-coordinate geometry to four Ho and two equivalent Ir atoms. In the third Ge site, Ge is bonded in a 6-coordinate geometry to four Ho and two equivalent Ir atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on SmGePt by Materials Project

SmPtGe crystallizes in the orthorhombic Pmmn space group. The structure is three-dimensional. there are three inequivalent Sm sites. In the first Sm site, Sm is bonded in a 12-coordinate geometry to six Pt and six Ge atoms. There are a spread of Sm–Pt bond distances ranging from 2.99–3.21 Å. There are a spread of Sm–Ge bond distances ranging from 3.09–3.27 Å. In the second Sm site, Sm is bonded in a 12-coordinate geometry to six Pt and six Ge atoms. There are two shorter (3.12 Å) and four longer (3.17 Å) Sm–Pt bond lengths. All Sm–Ge bond lengths are 3.23 Å. In the third Sm site, Sm is bonded in a 12-coordinate geometry to six Pt and six Ge atoms. There are four shorter (3.26 Å) and two longer (3.27 Å) Sm–Pt bond lengths. There are four shorter (3.06 Å) and two longer (3.12 Å) Sm–Ge bond lengths. There are two inequivalent Pt sites. In the first Pt site, Pt is bonded in a 10-coordinate geometry to six Sm, one Pt, and three Ge atoms. The Pt–Pt bond length is 3.14 Å. There are two shorter (2.58 Å) and one longer (2.60 Å) Pt–Ge bond lengths. In the second Pt site, Pt is bonded in a 10-coordinate geometry to six Sm and four Ge atoms. There are a spread of Pt–Ge bond distances ranging from 2.59–2.88 Å. There are two inequivalent Ge sites. In the first Ge site, Ge is bonded in a 10-coordinate geometry to six Sm and four Pt atoms. In the second Ge site, Ge is bonded in a 10-coordinate geometry to six Sm, three Pt, and one Ge atom. The Ge–Ge bond length is 2.75 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on PrGePt by Materials Project

PrPtGe crystallizes in the orthorhombic Pmmn space group. The structure is three-dimensional. there are three inequivalent Pr sites. In the first Pr site, Pr is bonded in a 12-coordinate geometry to six Pt and six Ge atoms. There are a spread of Pr–Pt bond distances ranging from 3.03–3.25 Å. There are a spread of Pr–Ge bond distances ranging from 3.13–3.32 Å. In the second Pr site, Pr is bonded in a 12-coordinate geometry to six Pt and six Ge atoms. There are two shorter (3.17 Å) and four longer (3.21 Å) Pr–Pt bond lengths. There are two shorter (3.25 Å) and four longer (3.29 Å) Pr–Ge bond lengths. In the third Pr site, Pr is bonded in a 12-coordinate geometry to six Pt and six Ge atoms. There are four shorter (3.31 Å) and two longer (3.32 Å) Pr–Pt bond lengths. There are four shorter (3.10 Å) and two longer (3.17 Å) Pr–Ge bond lengths. There are two inequivalent Pt sites. In the first Pt site, Pt is bonded in a 10-coordinate geometry to six Pr, one Pt, and three Ge atoms. The Pt–Pt bond length is 3.21 Å. There are two shorter (2.60 Å) and one longer (2.63 Å) Pt–Ge bond lengths. In the second Pt site, Pt is bonded in a 10-coordinate geometry to six Pr and four Ge atoms. There are a spread of Pt–Ge bond distances ranging from 2.61–2.94 Å. There are two inequivalent Ge sites. In the first Ge site, Ge is bonded in a 10-coordinate geometry to six Pr and four Pt atoms. In the second Ge site, Ge is bonded in a 10-coordinate geometry to six Pr, three Pt, and one Ge atom. The Ge–Ge bond length is 2.79 Å.

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DOE OSTI2020

Materials Data on Dy3Ge5 by Materials Project

Dy3Ge5 crystallizes in the orthorhombic Fdd2 space group. The structure is three-dimensional. there are two inequivalent Dy sites. In the first Dy site, Dy is bonded in a 8-coordinate geometry to ten Ge atoms. There are a spread of Dy–Ge bond distances ranging from 2.99–3.53 Å. In the second Dy site, Dy is bonded in a 10-coordinate geometry to ten Ge atoms. There are a spread of Dy–Ge bond distances ranging from 2.95–3.49 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 8-coordinate geometry to six Dy and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.59 Å. In the second Ge site, Ge is bonded in a 4-coordinate geometry to six Dy and three Ge atoms. There are a spread of Ge–Ge bond distances ranging from 2.58–3.06 Å. In the third Ge site, Ge is bonded in a 9-coordinate geometry to six Dy and three Ge atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ho3Ge5 by Materials Project

Ho3Ge5 crystallizes in the orthorhombic Fdd2 space group. The structure is three-dimensional. there are two inequivalent Ho sites. In the first Ho site, Ho is bonded in a 8-coordinate geometry to ten Ge atoms. There are a spread of Ho–Ge bond distances ranging from 2.95–3.47 Å. In the second Ho site, Ho is bonded in a 10-coordinate geometry to ten Ge atoms. There are a spread of Ho–Ge bond distances ranging from 2.94–3.46 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 4-coordinate geometry to six Ho and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.60 Å. In the second Ge site, Ge is bonded in a 4-coordinate geometry to six Ho and two equivalent Ge atoms. There are one shorter (2.58 Å) and one longer (2.63 Å) Ge–Ge bond lengths. In the third Ge site, Ge is bonded in a 9-coordinate geometry to six Ho and three Ge atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sm3Ge5 by Materials Project

Sm3Ge5 crystallizes in the orthorhombic Fdd2 space group. The structure is three-dimensional. there are two inequivalent Sm sites. In the first Sm site, Sm is bonded in a 10-coordinate geometry to ten Ge atoms. There are a spread of Sm–Ge bond distances ranging from 3.04–3.46 Å. In the second Sm site, Sm is bonded in a 10-coordinate geometry to ten Ge atoms. There are a spread of Sm–Ge bond distances ranging from 3.02–3.48 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 8-coordinate geometry to six Sm and two equivalent Ge atoms. There are one shorter (2.57 Å) and one longer (2.64 Å) Ge–Ge bond lengths. In the second Ge site, Ge is bonded in a 9-coordinate geometry to six Sm and three Ge atoms. The Ge–Ge bond length is 2.61 Å. In the third Ge site, Ge is bonded in a 8-coordinate geometry to six Sm and two equivalent Ge atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CeGePt by Materials Project

CePtGe crystallizes in the orthorhombic Pmmn space group. The structure is three-dimensional. there are three inequivalent Ce sites. In the first Ce site, Ce is bonded in a 12-coordinate geometry to six Pt and six Ge atoms. There are a spread of Ce–Pt bond distances ranging from 3.01–3.26 Å. There are a spread of Ce–Ge bond distances ranging from 3.12–3.30 Å. In the second Ce site, Ce is bonded in a 12-coordinate geometry to six Pt and six Ge atoms. There are two shorter (3.13 Å) and four longer (3.22 Å) Ce–Pt bond lengths. There are two shorter (3.26 Å) and four longer (3.27 Å) Ce–Ge bond lengths. In the third Ce site, Ce is bonded in a 12-coordinate geometry to six Pt and six Ge atoms. There are four shorter (3.26 Å) and two longer (3.32 Å) Ce–Pt bond lengths. There are four shorter (3.10 Å) and two longer (3.14 Å) Ce–Ge bond lengths. There are two inequivalent Pt sites. In the first Pt site, Pt is bonded in a 10-coordinate geometry to six Ce, one Pt, and three Ge atoms. The Pt–Pt bond length is 3.20 Å. There are two shorter (2.60 Å) and one longer (2.63 Å) Pt–Ge bond lengths. In the second Pt site, Pt is bonded in a 10-coordinate geometry to six Ce and four Ge atoms. There are a spread of Pt–Ge bond distances ranging from 2.62–2.95 Å. There are two inequivalent Ge sites. In the first Ge site, Ge is bonded in a 10-coordinate geometry to six Ce, three Pt, and one Ge atom. The Ge–Ge bond length is 2.79 Å. In the second Ge site, Ge is bonded in a 10-coordinate geometry to six Ce and four Pt atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on La2(ZnGe2)3 by Materials Project

La2(ZnGe2)3 crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. there are two inequivalent La sites. In the first La site, La is bonded in a 8-coordinate geometry to six Zn and eight Ge atoms. There are two shorter (3.32 Å) and four longer (3.37 Å) La–Zn bond lengths. There are a spread of La–Ge bond distances ranging from 3.17–3.24 Å. In the second La site, La is bonded in a 8-coordinate geometry to six Zn and eight Ge atoms. There are two shorter (3.32 Å) and four longer (3.43 Å) La–Zn bond lengths. There are two shorter (3.17 Å) and six longer (3.23 Å) La–Ge bond lengths. There are two inequivalent Zn sites. In the first Zn site, Zn is bonded to four La and four Ge atoms to form a mixture of distorted edge and face-sharing ZnLa4Ge4 tetrahedra. There are two shorter (2.63 Å) and two longer (2.67 Å) Zn–Ge bond lengths. In the second Zn site, Zn is bonded in a 5-coordinate geometry to four La and five Ge atoms. There are one shorter (2.57 Å) and four longer (2.64 Å) Zn–Ge bond lengths. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 1-coordinate geometry to two La, one Zn, and three equivalent Ge atoms. There are one shorter (2.51 Å) and two longer (2.59 Å) Ge–Ge bond lengths. In the second Ge site, Ge is bonded in a 8-coordinate geometry to four La and four equivalent Zn atoms. In the third Ge site, Ge is bonded in a 9-coordinate geometry to four La and five Zn atoms.

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DOE OSTI2020

Materials Data on CsNa2Ge17 by Materials Project

CsNa2Ge17 crystallizes in the cubic Fd-3m space group. The structure is three-dimensional. Cs is bonded in a 12-coordinate geometry to twenty-eight Ge atoms. There are a spread of Cs–Ge bond distances ranging from 4.22–4.32 Å. Na is bonded in a 8-coordinate geometry to twenty Ge atoms. There are a spread of Na–Ge bond distances ranging from 3.43–3.62 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded to two equivalent Cs, two equivalent Na, and four Ge atoms to form a mixture of distorted face, edge, and corner-sharing GeCs2Na2Ge4 tetrahedra. All Ge–Ge bond lengths are 2.55 Å. In the second Ge site, Ge is bonded in a body-centered cubic geometry to four equivalent Na and four equivalent Ge atoms. All Ge–Ge bond lengths are 2.56 Å. In the third Ge site, Ge is bonded in a 4-coordinate geometry to one Cs, three equivalent Na, and four Ge atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ba4Ge23 by Materials Project

Ba4Ge23 crystallizes in the cubic Pm-3n space group. The structure is three-dimensional. there are two inequivalent Ba sites. In the first Ba site, Ba is bonded in a 8-coordinate geometry to twenty Ge atoms. There are eight shorter (3.56 Å) and twelve longer (3.67 Å) Ba–Ge bond lengths. In the second Ba site, Ba is bonded in a 12-coordinate geometry to twelve Ge atoms. There are eight shorter (3.76 Å) and four longer (3.94 Å) Ba–Ge bond lengths. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 5-coordinate geometry to one Ba and four Ge atoms. There are one shorter (2.53 Å) and three longer (2.58 Å) Ge–Ge bond lengths. In the second Ge site, Ge is bonded in a 7-coordinate geometry to three Ba and four Ge atoms. There are one shorter (2.60 Å) and one longer (2.65 Å) Ge–Ge bond lengths. In the third Ge site, Ge is bonded to four equivalent Ba and four equivalent Ge atoms to form a mixture of distorted edge and corner-sharing GeBa4Ge4 tetrahedra.

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DOE OSTI2020

Materials Data on Nd2Ge3Rh by Materials Project

Nd2RhGe3 is hexagonal omega structure-derived structured and crystallizes in the orthorhombic Pmm2 space group. The structure is three-dimensional. there are two inequivalent Nd sites. In the first Nd site, Nd is bonded to two equivalent Rh and ten Ge atoms to form a mixture of edge and face-sharing NdGe10Rh2 cuboctahedra. Both Nd–Rh bond lengths are 3.17 Å. There are a spread of Nd–Ge bond distances ranging from 3.25–3.32 Å. In the second Nd site, Nd is bonded to four equivalent Rh and eight Ge atoms to form a mixture of edge and face-sharing NdGe8Rh4 cuboctahedra. All Nd–Rh bond lengths are 3.25 Å. There are a spread of Nd–Ge bond distances ranging from 3.16–3.28 Å. Rh is bonded in a 3-coordinate geometry to six Nd and three Ge atoms. All Rh–Ge bond lengths are 2.44 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to six Nd and three Ge atoms. There are one shorter (2.50 Å) and two longer (2.53 Å) Ge–Ge bond lengths. In the second Ge site, Ge is bonded in a 2-coordinate geometry to six Nd, two equivalent Rh, and one Ge atom. In the third Ge site, Ge is bonded in a 1-coordinate geometry to six Nd, one Rh, and two equivalent Ge atoms.

36 MATERIALS SCIENCE↗
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Materials Data on U3Fe2Ge7 by Materials Project

U3Fe2Ge7 crystallizes in the orthorhombic Cmmm space group. The structure is three-dimensional. there are two inequivalent U sites. In the first U site, U is bonded in a 12-coordinate geometry to two equivalent Fe and twelve Ge atoms. Both U–Fe bond lengths are 3.10 Å. There are a spread of U–Ge bond distances ranging from 2.97–3.02 Å. In the second U site, U is bonded in a 10-coordinate geometry to four equivalent Fe and ten Ge atoms. All U–Fe bond lengths are 3.31 Å. There are a spread of U–Ge bond distances ranging from 3.09–3.23 Å. Fe is bonded in a 5-coordinate geometry to five U and five Ge atoms. There are a spread of Fe–Ge bond distances ranging from 2.30–2.33 Å. There are four inequivalent Ge sites. In the first Ge site, Ge is bonded in a distorted square co-planar geometry to four equivalent U atoms. In the second Ge site, Ge is bonded in a 1-coordinate geometry to six equivalent U, one Fe, and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.56 Å. In the third Ge site, Ge is bonded in a 2-coordinate geometry to four U and two equivalent Fe atoms. In the fourth Ge site, Ge is bonded in a 2-coordinate geometry to four U and two equivalent Fe atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Nd2Ge3Pd by Materials Project

Nd2PdGe3 is hexagonal omega structure-derived structured and crystallizes in the orthorhombic Pmm2 space group. The structure is three-dimensional. there are two inequivalent Nd sites. In the first Nd site, Nd is bonded to two equivalent Pd and ten Ge atoms to form a mixture of edge and face-sharing NdGe10Pd2 cuboctahedra. Both Nd–Pd bond lengths are 3.24 Å. There are a spread of Nd–Ge bond distances ranging from 3.24–3.29 Å. In the second Nd site, Nd is bonded to four equivalent Pd and eight Ge atoms to form a mixture of edge and face-sharing NdGe8Pd4 cuboctahedra. All Nd–Pd bond lengths are 3.27 Å. There are a spread of Nd–Ge bond distances ranging from 3.20–3.25 Å. Pd is bonded in a 3-coordinate geometry to six Nd and three Ge atoms. There are one shorter (2.45 Å) and two longer (2.47 Å) Pd–Ge bond lengths. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to six Nd and three Ge atoms. There are one shorter (2.49 Å) and two longer (2.52 Å) Ge–Ge bond lengths. In the second Ge site, Ge is bonded in a 2-coordinate geometry to six Nd, two equivalent Pd, and one Ge atom. In the third Ge site, Ge is bonded in a 1-coordinate geometry to six Nd, one Pd, and two equivalent Ge atoms.

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Materials Data on BaGe5 by Materials Project

BaGe5 crystallizes in the orthorhombic Imma space group. The structure is three-dimensional. Ba is bonded in a 4-coordinate geometry to fifteen Ge atoms. There are a spread of Ba–Ge bond distances ranging from 3.41–3.77 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 8-coordinate geometry to four equivalent Ba and four Ge atoms. There are a spread of Ge–Ge bond distances ranging from 2.65–2.70 Å. In the second Ge site, Ge is bonded in a 7-coordinate geometry to three equivalent Ba and four Ge atoms. Both Ge–Ge bond lengths are 2.67 Å. In the third Ge site, Ge is bonded in a 8-coordinate geometry to two equivalent Ba and six Ge atoms. There are one shorter (2.62 Å) and two longer (2.91 Å) Ge–Ge bond lengths.

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DOE OSTI2020

Materials Data on La3Ge5 by Materials Project

La3Ge5 crystallizes in the orthorhombic Fdd2 space group. The structure is three-dimensional. there are two inequivalent La sites. In the first La site, La is bonded in a 10-coordinate geometry to ten Ge atoms. There are a spread of La–Ge bond distances ranging from 3.13–3.54 Å. In the second La site, La is bonded in a 10-coordinate geometry to ten Ge atoms. There are a spread of La–Ge bond distances ranging from 3.19–3.54 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 8-coordinate geometry to six La and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.63 Å. In the second Ge site, Ge is bonded in a 9-coordinate geometry to six La and three Ge atoms. There are one shorter (2.57 Å) and one longer (2.69 Å) Ge–Ge bond lengths. In the third Ge site, Ge is bonded in a 8-coordinate geometry to six La and two equivalent Ge atoms.

36 MATERIALS SCIENCE↗
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Materials Data on Nd2Ge3Pt by Materials Project

Nd2PtGe3 is hexagonal omega structure-derived structured and crystallizes in the orthorhombic Pmm2 space group. The structure is three-dimensional. there are two inequivalent Nd sites. In the first Nd site, Nd is bonded to two equivalent Pt and ten Ge atoms to form a mixture of edge and face-sharing NdGe10Pt2 cuboctahedra. Both Nd–Pt bond lengths are 3.20 Å. There are six shorter (3.28 Å) and four longer (3.30 Å) Nd–Ge bond lengths. In the second Nd site, Nd is bonded to four equivalent Pt and eight Ge atoms to form a mixture of edge and face-sharing NdGe8Pt4 cuboctahedra. All Nd–Pt bond lengths are 3.28 Å. There are a spread of Nd–Ge bond distances ranging from 3.17–3.27 Å. Pt is bonded in a 3-coordinate geometry to six Nd and three Ge atoms. There are one shorter (2.44 Å) and two longer (2.47 Å) Pt–Ge bond lengths. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to six Nd and three Ge atoms. There are one shorter (2.51 Å) and two longer (2.54 Å) Ge–Ge bond lengths. In the second Ge site, Ge is bonded in a 2-coordinate geometry to six Nd, two equivalent Pt, and one Ge atom. In the third Ge site, Ge is bonded in a 1-coordinate geometry to six Nd, one Pt, and two equivalent Ge atoms.

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