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DOE OSTI2020

Materials Data on TiCuHg2 by Materials Project

CuHg2Ti crystallizes in the cubic F-43m space group. The structure is three-dimensional. Ti is bonded in a distorted body-centered cubic geometry to four equivalent Cu and ten Hg atoms. All Ti–Cu bond lengths are 2.86 Å. There are four shorter (2.86 Å) and six longer (3.30 Å) Ti–Hg bond lengths. Cu is bonded in a body-centered cubic geometry to four equivalent Ti and four equivalent Hg atoms. All Cu–Hg bond lengths are 2.86 Å. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded to four equivalent Ti and four equivalent Hg atoms to form distorted edge-sharing HgTi4Hg4 tetrahedra. All Hg–Hg bond lengths are 2.86 Å. In the second Hg site, Hg is bonded in a 4-coordinate geometry to six equivalent Ti, four equivalent Cu, and four equivalent Hg atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on HfCuHg2 by Materials Project

HfCuHg2 crystallizes in the cubic F-43m space group. The structure is three-dimensional. Hf is bonded in a distorted body-centered cubic geometry to four equivalent Cu and ten Hg atoms. All Hf–Cu bond lengths are 2.91 Å. There are four shorter (2.91 Å) and six longer (3.36 Å) Hf–Hg bond lengths. Cu is bonded in a body-centered cubic geometry to four equivalent Hf and four equivalent Hg atoms. All Cu–Hg bond lengths are 2.91 Å. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded to four equivalent Hf and four equivalent Hg atoms to form distorted edge-sharing HgHf4Hg4 tetrahedra. All Hg–Hg bond lengths are 2.91 Å. In the second Hg site, Hg is bonded in a 4-coordinate geometry to six equivalent Hf, four equivalent Cu, and four equivalent Hg atoms.

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DOE OSTI2020

Materials Data on ZrCuHg2 by Materials Project

ZrCuHg2 crystallizes in the cubic F-43m space group. The structure is three-dimensional. Zr is bonded in a distorted body-centered cubic geometry to four equivalent Cu and ten Hg atoms. All Zr–Cu bond lengths are 2.93 Å. There are four shorter (2.93 Å) and six longer (3.38 Å) Zr–Hg bond lengths. Cu is bonded in a body-centered cubic geometry to four equivalent Zr and four equivalent Hg atoms. All Cu–Hg bond lengths are 2.93 Å. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded to four equivalent Zr and four equivalent Hg atoms to form distorted edge-sharing HgZr4Hg4 tetrahedra. All Hg–Hg bond lengths are 2.93 Å. In the second Hg site, Hg is bonded in a 4-coordinate geometry to six equivalent Zr, four equivalent Cu, and four equivalent Hg atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Mn2Hg5 by Materials Project

Mn2Hg5 crystallizes in the tetragonal P4/mbm space group. The structure is three-dimensional. Mn is bonded to two equivalent Mn and ten Hg atoms to form a mixture of distorted corner, edge, and face-sharing MnMn2Hg10 cuboctahedra. Both Mn–Mn bond lengths are 3.02 Å. There are six shorter (2.97 Å) and four longer (3.10 Å) Mn–Hg bond lengths. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded in a 10-coordinate geometry to four equivalent Mn and six Hg atoms. There are a spread of Hg–Hg bond distances ranging from 3.02–3.29 Å. In the second Hg site, Hg is bonded in a 10-coordinate geometry to four equivalent Mn and six Hg atoms. Both Hg–Hg bond lengths are 3.02 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Hg5Pd2 by Materials Project

Pd2Hg5 crystallizes in the tetragonal P4/mbm space group. The structure is three-dimensional. Pd is bonded to two equivalent Pd and ten Hg atoms to form a mixture of edge, corner, and face-sharing PdHg10Pd2 cuboctahedra. Both Pd–Pd bond lengths are 3.00 Å. There are a spread of Pd–Hg bond distances ranging from 2.95–3.08 Å. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded in a 10-coordinate geometry to four equivalent Pd and six Hg atoms. There are a spread of Hg–Hg bond distances ranging from 3.00–3.25 Å. In the second Hg site, Hg is bonded in a distorted q6 geometry to four equivalent Pd and six Hg atoms. Both Hg–Hg bond lengths are 3.00 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on K2Hg7 by Materials Project

K2Hg7 crystallizes in the trigonal P-3m1 space group. The structure is three-dimensional. K is bonded in a 12-coordinate geometry to twelve equivalent Hg atoms. There are a spread of K–Hg bond distances ranging from 3.73–3.82 Å. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded in a distorted octahedral geometry to six equivalent Hg atoms. All Hg–Hg bond lengths are 3.13 Å. In the second Hg site, Hg is bonded in a 9-coordinate geometry to four equivalent K and five Hg atoms. There are two shorter (3.15 Å) and two longer (3.24 Å) Hg–Hg bond lengths.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Rb2Hg7 by Materials Project

Rb2Hg7 crystallizes in the trigonal P-3m1 space group. The structure is three-dimensional. Rb is bonded in a 12-coordinate geometry to twelve equivalent Hg atoms. There are nine shorter (3.84 Å) and three longer (3.97 Å) Rb–Hg bond lengths. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded in a 6-coordinate geometry to six equivalent Hg atoms. All Hg–Hg bond lengths are 3.22 Å. In the second Hg site, Hg is bonded in a 9-coordinate geometry to four equivalent Rb and five Hg atoms. There are two shorter (3.16 Å) and two longer (3.33 Å) Hg–Hg bond lengths.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on LiHg2Os by Materials Project

LiOsHg2 crystallizes in the cubic F-43m space group. The structure is three-dimensional. Li is bonded in a body-centered cubic geometry to four equivalent Os and ten Hg atoms. All Li–Os bond lengths are 2.84 Å. There are four shorter (2.84 Å) and six longer (3.28 Å) Li–Hg bond lengths. Os is bonded in a distorted body-centered cubic geometry to four equivalent Li and four equivalent Hg atoms. All Os–Hg bond lengths are 2.84 Å. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded in a 4-coordinate geometry to six equivalent Li, four equivalent Os, and four equivalent Hg atoms. All Hg–Hg bond lengths are 2.84 Å. In the second Hg site, Hg is bonded to four equivalent Li and four equivalent Hg atoms to form distorted edge-sharing HgLi4Hg4 tetrahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ag2Hg5 by Materials Project

Ag2Hg5 crystallizes in the tetragonal P4/mbm space group. The structure is three-dimensional. Ag is bonded to two equivalent Ag and ten Hg atoms to form a mixture of edge, face, and corner-sharing AgAg2Hg10 cuboctahedra. Both Ag–Ag bond lengths are 3.09 Å. There are a spread of Ag–Hg bond distances ranging from 3.05–3.18 Å. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded in a distorted q6 geometry to four equivalent Ag and six Hg atoms. There are two shorter (3.09 Å) and four longer (3.13 Å) Hg–Hg bond lengths. In the second Hg site, Hg is bonded in a 9-coordinate geometry to four equivalent Ag and five Hg atoms. There are two shorter (3.06 Å) and two longer (3.09 Å) Hg–Hg bond lengths.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sr17(Li2Hg3)3 by Materials Project

Sr17(Li2Hg3)3 crystallizes in the cubic Im-3m space group. The structure is three-dimensional. Li is bonded in a bent 150 degrees geometry to one Sr and two equivalent Hg atoms. The Li–Sr bond length is 3.49 Å. Both Li–Hg bond lengths are 2.83 Å. There are four inequivalent Sr sites. In the first Sr site, Sr is bonded in a 12-coordinate geometry to twelve equivalent Li and six equivalent Hg atoms. All Sr–Hg bond lengths are 3.85 Å. In the second Sr site, Sr is bonded in a distorted rectangular see-saw-like geometry to one Sr and four Hg atoms. The Sr–Sr bond length is 4.32 Å. There are a spread of Sr–Hg bond distances ranging from 3.40–3.52 Å. In the third Sr site, Sr is bonded to twelve Sr atoms to form corner-sharing SrSr12 cuboctahedra. All Sr–Sr bond lengths are 4.17 Å. In the fourth Sr site, Sr is bonded in a distorted square co-planar geometry to two equivalent Sr and four equivalent Hg atoms. All Sr–Hg bond lengths are 3.49 Å. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded in a 8-coordinate geometry to four equivalent Li and five Sr atoms. In the second Hg site, Hg is bonded in a 8-coordinate geometry to eight Sr atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on MgHg3 by Materials Project

MgHg3 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Mg is bonded to twelve Hg atoms to form a mixture of edge, face, and corner-sharing MgHg12 cuboctahedra. There are four shorter (3.13 Å) and eight longer (3.31 Å) Mg–Hg bond lengths. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded in a square co-planar geometry to four equivalent Mg and eight equivalent Hg atoms. All Hg–Hg bond lengths are 3.31 Å. In the second Hg site, Hg is bonded in a 12-coordinate geometry to four equivalent Mg and eight Hg atoms. All Hg–Hg bond lengths are 3.13 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Hg3Pd8Se9 by Materials Project

Pd8Hg3Se9 crystallizes in the orthorhombic Pmmn space group. The structure is three-dimensional. there are three inequivalent Pd sites. In the first Pd site, Pd is bonded to one Hg and five Se atoms to form distorted PdHgSe5 octahedra that share a cornercorner with one SeHgPd3 tetrahedra and edges with two equivalent PdHgSe5 octahedra. The Pd–Hg bond length is 2.89 Å. There are four shorter (2.55 Å) and one longer (2.65 Å) Pd–Se bond lengths. In the second Pd site, Pd is bonded in a 6-coordinate geometry to two Hg and four Se atoms. There are one shorter (2.85 Å) and one longer (2.98 Å) Pd–Hg bond lengths. There are a spread of Pd–Se bond distances ranging from 2.53–2.58 Å. In the third Pd site, Pd is bonded in a 6-coordinate geometry to one Hg and five Se atoms. The Pd–Hg bond length is 2.76 Å. There are a spread of Pd–Se bond distances ranging from 2.53–3.04 Å. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded in a 5-coordinate geometry to four Pd and one Se atom. The Hg–Se bond length is 2.65 Å. In the second Hg site, Hg is bonded in a 4-coordinate geometry to four equivalent Pd atoms. There are four inequivalent Se sites. In the first Se site, Se is bonded in a 4-coordinate geometry to four Pd atoms. In the second Se site, Se is bonded in a 6-coordinate geometry to six Pd atoms. In the third Se site, Se is bonded to four Pd atoms to form distorted SePd4 trigonal pyramids that share corners with three equivalent SeHgPd3 tetrahedra, corners with three equivalent SePd4 trigonal pyramids, and edges with two equivalent SePd4 trigonal pyramids. In the fourth Se site, Se is bonded to three Pd and one Hg atom to form SeHgPd3 tetrahedra that share a cornercorner with one PdHgSe5 octahedra and corners with six equivalent SePd4 trigonal pyramids. The corner-sharing octahedral tilt angles are 76°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TlHg by Materials Project

Hg(Tl) crystallizes in the trigonal R-3m space group. The structure is three-dimensional. there are three inequivalent Hg sites. In the first Hg site, Hg is bonded in a 6-coordinate geometry to six equivalent Tl atoms. All Hg–Tl bond lengths are 3.51 Å. In the second Hg site, Hg is bonded in a 6-coordinate geometry to six Tl atoms. All Hg–Tl bond lengths are 3.51 Å. In the third Hg site, Hg is bonded in a 6-coordinate geometry to six Tl atoms. All Hg–Tl bond lengths are 3.51 Å. There are two inequivalent Tl sites. In the first Tl site, Tl is bonded to six Hg and six equivalent Tl atoms to form a mixture of corner, edge, and face-sharing TlTl6Hg6 cuboctahedra. All Tl–Tl bond lengths are 3.45 Å. In the second Tl site, Tl is bonded to six Hg and ten equivalent Tl atoms to form TlTl10Hg6 cuboctahedra that share corners with twelve TlTl6Hg6 cuboctahedra, edges with sixteen TlTl6Hg6 cuboctahedra, and faces with sixteen equivalent TlTl10Hg6 cuboctahedra. There are a spread of Tl–Tl bond distances ranging from 3.45–6.91 Å.

36 MATERIALS SCIENCE↗
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Materials Data on Cd2Hg13(As2Cl3)4 by Materials Project

Hg(Hg6Cd(As2Cl3)2)2 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional and consists of two mercury molecules and one Hg6Cd(As2Cl3)2 framework. In the Hg6Cd(As2Cl3)2 framework, there are six inequivalent Hg2+ sites. In the first Hg2+ site, Hg2+ is bonded to two As+2.25- and four Cl1- atoms to form distorted HgAs2Cl4 octahedra that share corners with eight HgAs2Cl4 octahedra, corners with two AsHg3As tetrahedra, edges with two CdCl6 octahedra, and edges with four HgAs2Cl4 octahedra. The corner-sharing octahedra tilt angles range from 18–89°. Both Hg–As bond lengths are 2.56 Å. There are a spread of Hg–Cl bond distances ranging from 3.03–3.41 Å. In the second Hg2+ site, Hg2+ is bonded to two As+2.25- and four Cl1- atoms to form distorted HgAs2Cl4 octahedra that share corners with eight HgAs2Cl4 octahedra, corners with two AsHg3As tetrahedra, edges with two CdCl6 octahedra, and edges with four HgAs2Cl4 octahedra. The corner-sharing octahedra tilt angles range from 18–89°. There are one shorter (2.56 Å) and one longer (2.57 Å) Hg–As bond lengths. There are a spread of Hg–Cl bond distances ranging from 3.02–3.40 Å. In the third Hg2+ site, Hg2+ is bonded to two As+2.25- and four Cl1- atoms to form distorted HgAs2Cl4 octahedra that share corners with eight HgAs2Cl4 octahedra, corners with two AsHg3As tetrahedra, edges with two equivalent CdCl6 octahedra, and edges with four HgAs2Cl4 octahedra. The corner-sharing octahedra tilt angles range from 18–89°. There are one shorter (2.56 Å) and one longer (2.57 Å) Hg–As bond lengths. There are a spread of Hg–Cl bond distances ranging from 3.02–3.41 Å. In the fourth Hg2+ site, Hg2+ is bonded to two As+2.25- and four Cl1- atoms to form distorted HgAs2Cl4 octahedra that share corners with eight HgAs2Cl4 octahedra, corners with two AsHg3As tetrahedra, edges with two equivalent CdCl6 octahedra, and edges with four HgAs2Cl4 octahedra. The corner-sharing octahedra tilt angles range from 18–89°. Both Hg–As bond lengths are 2.56 Å. There are a spread of Hg–Cl bond distances ranging from 3.02–3.41 Å. In the fifth Hg2+ site, Hg2+ is bonded to two As+2.25- and four Cl1- atoms to form distorted HgAs2Cl4 octahedra that share corners with eight HgAs2Cl4 octahedra, corners with two AsHg3As tetrahedra, edges with two CdCl6 octahedra, and edges with four HgAs2Cl4 octahedra. The corner-sharing octahedra tilt angles range from 18–89°. There are one shorter (2.56 Å) and one longer (2.57 Å) Hg–As bond lengths. There are a spread of Hg–Cl bond distances ranging from 3.03–3.40 Å. In the sixth Hg2+ site, Hg2+ is bonded to two As+2.25- and four Cl1- atoms to form distorted HgAs2Cl4 octahedra that share corners with eight HgAs2Cl4 octahedra, corners with two AsHg3As tetrahedra, edges with two CdCl6 octahedra, and edges with four HgAs2Cl4 octahedra. The corner-sharing octahedra tilt angles range from 18–89°. There are one shorter (2.56 Å) and one longer (2.57 Å) Hg–As bond lengths. There are a spread of Hg–Cl bond distances ranging from 3.02–3.41 Å. There are two inequivalent Cd2+ sites. In the first Cd2+ site, Cd2+ is bonded to six Cl1- atoms to form CdCl6 octahedra that share edges with twelve HgAs2Cl4 octahedra. All Cd–Cl bond lengths are 2.70 Å. In the second Cd2+ site, Cd2+ is bonded to six Cl1- atoms to form CdCl6 octahedra that share edges with twelve HgAs2Cl4 octahedra. There are two shorter (2.69 Å) and four longer (2.70 Å) Cd–Cl bond lengths. There are four inequivalent As+2.25- sites. In the first As+2.25- site, As+2.25- is bonded to three Hg2+ and one As+2.25- atom to form AsHg3As tetrahedra that share corners with three HgAs2Cl4 octahedra and corners with three AsHg3As tetrahedra. The corner-sharing octahedral tilt angles are 70°. The As–As bond length is 2.50 Å. In the second As+2.25- site, As+2.25- is bonded to three Hg2+ and one As+2.25- atom to form AsHg3As tetrahedra that share corners with three HgAs2Cl4 octahedra and corners with three AsHg3As tetrahedra. The corner-sharing octahedral tilt angles are 74°. The As–As bond length is 2.51 Å. In the third As+2.25- site, As+2.25- is bonded to three Hg2+ and one As+2.25- atom to form AsHg3As tetrahedra that share corners with three HgAs2Cl4 octahedra and corners with three AsHg3As tetrahedra. The corner-sharing octahedral tilt angles are 74°. In the fourth As+2.25- site, As+2.25- is bonded to three Hg2+ and one As+2.25- atom to form AsHg3As tetrahedra that share corners with three HgAs2Cl4 octahedra and corners with three AsHg3As tetrahedra. The corner-sharing octahedral tilt angles are 70°. There are six inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded in a 5-coordinate geometry to four Hg2+ and one Cd2+ atom. In the second Cl1- site, Cl1- is bonded in a 5-coordinate geometry to four Hg2+ and one Cd2+ atom. In the third Cl1- site, Cl1- is bonded in a 5-coordinate geometry to four Hg2+ and one Cd2+ atom. In the fourth Cl1- site, Cl1- is bonded in a 5-coordinate geometry to four Hg2+ and one Cd2+ atom. In the fifth Cl1- site, Cl1- is bonded in a 5-coordinate geometry to four Hg2+ and one Cd2+ atom. In the sixth Cl1- site, Cl1- is bonded in a 5-coordinate geometry to four Hg2+ and one Cd2+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on UHg3 by Materials Project

UHg3 is beta-derived structured and crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. U is bonded to six equivalent U and six equivalent Hg atoms to form UU6Hg6 cuboctahedra that share corners with six equivalent UU6Hg6 cuboctahedra, corners with twelve equivalent HgHg12 cuboctahedra, edges with six equivalent UU6Hg6 cuboctahedra, edges with twelve equivalent HgU3Hg9 cuboctahedra, faces with six equivalent UU6Hg6 cuboctahedra, and faces with fourteen HgHg12 cuboctahedra. All U–U bond lengths are 3.18 Å. All U–Hg bond lengths are 3.30 Å. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded to twelve Hg atoms to form HgHg12 cuboctahedra that share corners with six equivalent HgHg12 cuboctahedra, corners with twelve equivalent UU6Hg6 cuboctahedra, edges with eighteen HgHg12 cuboctahedra, faces with two equivalent UU6Hg6 cuboctahedra, and faces with eighteen HgHg12 cuboctahedra. There are six shorter (3.18 Å) and six longer (3.26 Å) Hg–Hg bond lengths. In the second Hg site, Hg is bonded to three equivalent U and nine Hg atoms to form distorted HgU3Hg9 cuboctahedra that share corners with eighteen equivalent HgU3Hg9 cuboctahedra, edges with six equivalent UU6Hg6 cuboctahedra, edges with twelve HgHg12 cuboctahedra, faces with six equivalent UU6Hg6 cuboctahedra, and faces with fourteen HgHg12 cuboctahedra. All Hg–Hg bond lengths are 3.18 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li6Yb17Hg9 by Materials Project

Li6Yb17Hg9 crystallizes in the cubic Im-3m space group. The structure is three-dimensional. Li is bonded in a 3-coordinate geometry to one Yb and three Hg atoms. The Li–Yb bond length is 3.34 Å. There are two shorter (2.76 Å) and one longer (3.10 Å) Li–Hg bond lengths. There are four inequivalent Yb sites. In the first Yb site, Yb is bonded in a 4-coordinate geometry to twelve Yb and two equivalent Hg atoms. There are four shorter (3.87 Å) and eight longer (3.98 Å) Yb–Yb bond lengths. Both Yb–Hg bond lengths are 3.95 Å. In the second Yb site, Yb is bonded in a distorted cuboctahedral geometry to twelve equivalent Li atoms. In the third Yb site, Yb is bonded in a distorted square co-planar geometry to two equivalent Yb and four equivalent Hg atoms. All Yb–Hg bond lengths are 3.27 Å. In the fourth Yb site, Yb is bonded in a 4-coordinate geometry to one Yb and four Hg atoms. There are a spread of Yb–Hg bond distances ranging from 3.13–3.27 Å. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded in a 8-coordinate geometry to four equivalent Li and five Yb atoms. In the second Hg site, Hg is bonded in a 9-coordinate geometry to one Li and eight Yb atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CsHg by Materials Project

CsHg is delta Molybdenum Boride-like structured and crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are two inequivalent Cs sites. In the first Cs site, Cs is bonded in a 6-coordinate geometry to seven Hg atoms. There are a spread of Cs–Hg bond distances ranging from 4.02–4.44 Å. In the second Cs site, Cs is bonded in a 7-coordinate geometry to seven Hg atoms. There are a spread of Cs–Hg bond distances ranging from 3.95–4.37 Å. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded in a 9-coordinate geometry to seven Cs and two equivalent Hg atoms. There are one shorter (3.09 Å) and one longer (3.14 Å) Hg–Hg bond lengths. In the second Hg site, Hg is bonded in a 9-coordinate geometry to seven Cs and two equivalent Hg atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CeHgPd by Materials Project

CePdHg crystallizes in the orthorhombic Amm2 space group. The structure is three-dimensional. there are two inequivalent Ce sites. In the first Ce site, Ce is bonded in a 11-coordinate geometry to five Pd and six Hg atoms. There are four shorter (3.10 Å) and one longer (3.14 Å) Ce–Pd bond lengths. There are two shorter (3.28 Å) and four longer (3.38 Å) Ce–Hg bond lengths. In the second Ce site, Ce is bonded in a 11-coordinate geometry to five Pd and six Hg atoms. There are four shorter (3.09 Å) and one longer (3.13 Å) Ce–Pd bond lengths. There are two shorter (3.28 Å) and four longer (3.38 Å) Ce–Hg bond lengths. There are two inequivalent Pd sites. In the first Pd site, Pd is bonded in a 9-coordinate geometry to six Ce and three Hg atoms. All Pd–Hg bond lengths are 2.92 Å. In the second Pd site, Pd is bonded in a 9-coordinate geometry to three Ce and six Hg atoms. All Pd–Hg bond lengths are 2.85 Å. There are two inequivalent Hg sites. In the first Hg site, Hg is bonded in a 10-coordinate geometry to six Ce and four Pd atoms. In the second Hg site, Hg is bonded in a distorted q6 geometry to six Ce and four Pd atoms.

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