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ScHfAu2 crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two ScHfAu2 ribbons oriented in the (1, 0, 0) direction. Sc is bonded in a linear geometry to two equivalent Au atoms. Both Sc–Au bond lengths are 2.63 Å. Hf is bonded in a linear geometry to two equivalent Au atoms. Both Hf–Au bond lengths are 2.64 Å. Au is bonded in a linear geometry to one Sc and one Hf atom.
HfAuCu2 crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two HfAuCu2 ribbons oriented in the (0, 1, 0) direction. Hf is bonded in a linear geometry to two equivalent Cu atoms. Both Hf–Cu bond lengths are 2.51 Å. Au is bonded in a linear geometry to two equivalent Cu atoms. Both Au–Cu bond lengths are 2.46 Å. Cu is bonded in a linear geometry to one Hf and one Au atom.
Hf3Se is Uranium Silicide structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Hf is bonded in a distorted square co-planar geometry to four equivalent Se atoms. All Hf–Se bond lengths are 3.07 Å. Se is bonded to twelve equivalent Hf atoms to form a mixture of corner and face-sharing SeHf12 cuboctahedra.
HfCrAu2 crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two HfCrAu2 ribbons oriented in the (1, 0, 0) direction. Hf is bonded in a linear geometry to two equivalent Au atoms. Both Hf–Au bond lengths are 2.61 Å. Cr is bonded in a linear geometry to two equivalent Au atoms. Both Cr–Au bond lengths are 2.64 Å. Au is bonded in a linear geometry to one Hf and one Cr atom.
UHfN2 is Caswellsilverite structured and crystallizes in the trigonal R-3m space group. The structure is three-dimensional. U is bonded to six equivalent N atoms to form UN6 octahedra that share corners with six equivalent HfN6 octahedra, edges with six equivalent UN6 octahedra, and edges with six equivalent HfN6 octahedra. The corner-sharing octahedral tilt angles are 5°. All U–N bond lengths are 2.44 Å. Hf is bonded to six equivalent N atoms to form HfN6 octahedra that share corners with six equivalent UN6 octahedra, edges with six equivalent UN6 octahedra, and edges with six equivalent HfN6 octahedra. The corner-sharing octahedral tilt angles are 5°. All Hf–N bond lengths are 2.27 Å. N is bonded to three equivalent U and three equivalent Hf atoms to form a mixture of edge and corner-sharing NHf3U3 octahedra. The corner-sharing octahedral tilt angles are 0°.
ScHfNi2 crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two ScHfNi2 ribbons oriented in the (1, 0, 0) direction. Sc is bonded in a linear geometry to two equivalent Ni atoms. Both Sc–Ni bond lengths are 2.46 Å. Hf is bonded in a linear geometry to two equivalent Ni atoms. Both Hf–Ni bond lengths are 2.24 Å. Ni is bonded in a linear geometry to one Sc and one Hf atom.
YHfRu2 crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two YHfRu2 ribbons oriented in the (1, 0, 0) direction. Y is bonded in a linear geometry to two equivalent Ru atoms. Both Y–Ru bond lengths are 2.40 Å. Hf is bonded in a linear geometry to two equivalent Ru atoms. Both Hf–Ru bond lengths are 2.25 Å. Ru is bonded in a linear geometry to one Y and one Hf atom.
MgHfPt2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Mg is bonded in a body-centered cubic geometry to eight equivalent Pt atoms. All Mg–Pt bond lengths are 2.82 Å. Hf is bonded in a body-centered cubic geometry to eight equivalent Pt atoms. All Hf–Pt bond lengths are 2.82 Å. Pt is bonded in a body-centered cubic geometry to four equivalent Mg and four equivalent Hf atoms.
Sr2FeHfO6 is (Cubic) Perovskite-derived structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Sr is bonded to twelve equivalent O atoms to form SrO12 cuboctahedra that share corners with twelve equivalent SrO12 cuboctahedra, faces with six equivalent SrO12 cuboctahedra, faces with four equivalent HfO6 octahedra, and faces with four equivalent FeO6 octahedra. All Sr–O bond lengths are 2.85 Å. Hf is bonded to six equivalent O atoms to form HfO6 octahedra that share corners with six equivalent FeO6 octahedra and faces with eight equivalent SrO12 cuboctahedra. The corner-sharing octahedral tilt angles are 0°. All Hf–O bond lengths are 2.05 Å. Fe is bonded to six equivalent O atoms to form FeO6 octahedra that share corners with six equivalent HfO6 octahedra and faces with eight equivalent SrO12 cuboctahedra. The corner-sharing octahedral tilt angles are 0°. All Fe–O bond lengths are 1.97 Å. O is bonded in a distorted linear geometry to four equivalent Sr, one Hf, and one Fe atom.
HfAu2Cd crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two HfAu2Cd ribbons oriented in the (1, 0, 0) direction. Hf is bonded in a linear geometry to two equivalent Au atoms. Both Hf–Au bond lengths are 2.59 Å. Au is bonded in a linear geometry to one Hf and one Cd atom. The Au–Cd bond length is 2.90 Å. Cd is bonded in a linear geometry to two equivalent Au atoms.
HfTaB4 is hexagonal omega structure-derived structured and crystallizes in the hexagonal P6/mmm space group. The structure is three-dimensional. Hf is bonded to twelve equivalent B atoms to form HfB12 cuboctahedra that share edges with twelve equivalent TaB12 cuboctahedra, faces with two equivalent TaB12 cuboctahedra, and faces with six equivalent HfB12 cuboctahedra. All Hf–B bond lengths are 2.51 Å. Ta is bonded to twelve equivalent B atoms to form TaB12 cuboctahedra that share edges with twelve equivalent HfB12 cuboctahedra, faces with two equivalent HfB12 cuboctahedra, and faces with six equivalent TaB12 cuboctahedra. All Ta–B bond lengths are 2.45 Å. B is bonded in a 9-coordinate geometry to three equivalent Hf, three equivalent Ta, and three equivalent B atoms. All B–B bond lengths are 1.80 Å.
NpHfO3 is (Cubic) Perovskite structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. Np is bonded to twelve equivalent O atoms to form NpO12 cuboctahedra that share corners with twelve equivalent NpO12 cuboctahedra, faces with six equivalent NpO12 cuboctahedra, and faces with eight equivalent HfO6 octahedra. All Np–O bond lengths are 2.91 Å. Hf is bonded to six equivalent O atoms to form HfO6 octahedra that share corners with six equivalent HfO6 octahedra and faces with eight equivalent NpO12 cuboctahedra. The corner-sharing octahedral tilt angles are 0°. All Hf–O bond lengths are 2.06 Å. O is bonded in a distorted linear geometry to four equivalent Np and two equivalent Hf atoms.
HfNbRe2 crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two HfNbRe2 ribbons oriented in the (1, 0, 0) direction. Hf is bonded in a linear geometry to two equivalent Re atoms. Both Hf–Re bond lengths are 2.45 Å. Nb is bonded in a linear geometry to two equivalent Re atoms. Both Nb–Re bond lengths are 2.36 Å. Re is bonded in a linear geometry to one Hf and one Nb atom.
LuHfRh2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Lu is bonded in a body-centered cubic geometry to eight equivalent Rh atoms. All Lu–Rh bond lengths are 2.87 Å. Hf is bonded in a body-centered cubic geometry to eight equivalent Rh atoms. All Hf–Rh bond lengths are 2.87 Å. Rh is bonded in a body-centered cubic geometry to four equivalent Lu and four equivalent Hf atoms.
Be2HfTi crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two Be2HfTi ribbons oriented in the (1, 0, 0) direction. Be is bonded in a linear geometry to one Hf and one Ti atom. The Be–Hf bond length is 2.59 Å. The Be–Ti bond length is 2.49 Å. Hf is bonded in a linear geometry to two equivalent Be atoms. Ti is bonded in a linear geometry to two equivalent Be atoms.
HfTiOs2 crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two HfTiOs2 ribbons oriented in the (1, 0, 0) direction. Hf is bonded in a linear geometry to two equivalent Os atoms. Both Hf–Os bond lengths are 2.43 Å. Ti is bonded in a linear geometry to two equivalent Os atoms. Both Ti–Os bond lengths are 2.25 Å. Os is bonded in a linear geometry to one Hf and one Ti atom.
Ba4SrHf5O15 is (Cubic) Perovskite-derived structured and crystallizes in the trigonal R-3m space group. The structure is three-dimensional. there are two inequivalent Ba2+ sites. In the first Ba2+ site, Ba2+ is bonded to twelve O2- atoms to form BaO12 cuboctahedra that share corners with twelve BaO12 cuboctahedra, faces with three equivalent BaO12 cuboctahedra, faces with three equivalent SrO12 cuboctahedra, and faces with eight HfO6 octahedra. There are three shorter (2.96 Å) and nine longer (2.97 Å) Ba–O bond lengths. In the second Ba2+ site, Ba2+ is bonded to twelve O2- atoms to form BaO12 cuboctahedra that share corners with three equivalent SrO12 cuboctahedra, corners with nine BaO12 cuboctahedra, faces with six BaO12 cuboctahedra, and faces with eight HfO6 octahedra. There are nine shorter (2.97 Å) and three longer (2.99 Å) Ba–O bond lengths. Sr2+ is bonded to twelve O2- atoms to form SrO12 cuboctahedra that share corners with six equivalent BaO12 cuboctahedra, corners with six equivalent SrO12 cuboctahedra, faces with six equivalent BaO12 cuboctahedra, and faces with eight HfO6 octahedra. There are six shorter (2.95 Å) and six longer (2.97 Å) Sr–O bond lengths. There are three inequivalent Hf4+ sites. In the first Hf4+ site, Hf4+ is bonded to six O2- atoms to form HfO6 octahedra that share corners with six HfO6 octahedra, faces with three equivalent SrO12 cuboctahedra, and faces with five BaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 0–1°. There are three shorter (2.09 Å) and three longer (2.10 Å) Hf–O bond lengths. In the second Hf4+ site, Hf4+ is bonded to six equivalent O2- atoms to form HfO6 octahedra that share corners with six equivalent HfO6 octahedra and faces with eight BaO12 cuboctahedra. The corner-sharing octahedral tilt angles are 0°. All Hf–O bond lengths are 2.10 Å. In the third Hf4+ site, Hf4+ is bonded to six O2- atoms to form HfO6 octahedra that share corners with six HfO6 octahedra, a faceface with one SrO12 cuboctahedra, and faces with seven BaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 0–1°. All Hf–O bond lengths are 2.10 Å. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted linear geometry to three Ba2+, one Sr2+, and two Hf4+ atoms. In the second O2- site, O2- is bonded in a distorted linear geometry to two equivalent Ba2+, two equivalent Sr2+, and two equivalent Hf4+ atoms. In the third O2- site, O2- is bonded in a distorted linear geometry to four Ba2+ and two Hf4+ atoms.
K3Hf is Uranium Silicide structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional. K is bonded to eight equivalent K and four equivalent Hf atoms to form distorted KK8Hf4 cuboctahedra that share corners with twelve equivalent KK8Hf4 cuboctahedra, edges with eight equivalent HfK12 cuboctahedra, edges with sixteen equivalent KK8Hf4 cuboctahedra, faces with four equivalent HfK12 cuboctahedra, and faces with fourteen equivalent KK8Hf4 cuboctahedra. All K–K bond lengths are 4.09 Å. All K–Hf bond lengths are 4.09 Å. Hf is bonded to twelve equivalent K atoms to form HfK12 cuboctahedra that share corners with twelve equivalent HfK12 cuboctahedra, edges with twenty-four equivalent KK8Hf4 cuboctahedra, faces with six equivalent HfK12 cuboctahedra, and faces with twelve equivalent KK8Hf4 cuboctahedra.