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DOE OSTI2020

Materials Data on Yb6Ti4Al43 by Materials Project

Yb6Ti4Al43 crystallizes in the hexagonal P6_3/mcm space group. The structure is three-dimensional. Yb is bonded in a 6-coordinate geometry to one Yb, one Ti, and fifteen Al atoms. The Yb–Yb bond length is 3.45 Å. The Yb–Ti bond length is 3.56 Å. There are a spread of Yb–Al bond distances ranging from 3.12–3.53 Å. There are two inequivalent Ti sites. In the first Ti site, Ti is bonded in a 12-coordinate geometry to two equivalent Yb and ten Al atoms. There are a spread of Ti–Al bond distances ranging from 2.62–2.74 Å. In the second Ti site, Ti is bonded in a cuboctahedral geometry to twelve Al atoms. There are six shorter (2.70 Å) and six longer (2.86 Å) Ti–Al bond lengths. There are seven inequivalent Al sites. In the first Al site, Al is bonded in a 10-coordinate geometry to two equivalent Yb, one Ti, and seven Al atoms. There are a spread of Al–Al bond distances ranging from 2.80–2.89 Å. In the second Al site, Al is bonded in a 12-coordinate geometry to two equivalent Ti and ten Al atoms. There are six shorter (2.85 Å) and four longer (2.94 Å) Al–Al bond lengths. In the third Al site, Al is bonded in a 12-coordinate geometry to one Yb, two Ti, and nine Al atoms. There are a spread of Al–Al bond distances ranging from 2.78–3.00 Å. In the fourth Al site, Al is bonded in a 12-coordinate geometry to four equivalent Yb and eight Al atoms. There are a spread of Al–Al bond distances ranging from 2.79–3.13 Å. In the fifth Al site, Al is bonded in a 12-coordinate geometry to two equivalent Yb, one Ti, and nine Al atoms. There are a spread of Al–Al bond distances ranging from 2.77–3.07 Å. In the sixth Al site, Al is bonded in a 12-coordinate geometry to two equivalent Yb, one Ti, and nine Al atoms. Both Al–Al bond lengths are 3.01 Å. In the seventh Al site, Al is bonded to three equivalent Yb and nine Al atoms to form a mixture of corner and face-sharing AlYb3Al9 cuboctahedra.

36 MATERIALS SCIENCE↗
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Materials Data on Tb6Ti4Al43 by Materials Project

Tb6Ti4Al43 crystallizes in the hexagonal P6_3/mcm space group. The structure is three-dimensional. Tb is bonded in a 6-coordinate geometry to one Tb, one Ti, and fifteen Al atoms. The Tb–Tb bond length is 3.50 Å. The Tb–Ti bond length is 3.50 Å. There are a spread of Tb–Al bond distances ranging from 3.09–3.49 Å. There are two inequivalent Ti sites. In the first Ti site, Ti is bonded to twelve Al atoms to form TiAl12 cuboctahedra that share corners with six equivalent TiTb2Al10 cuboctahedra and edges with six equivalent AlTi2Al10 cuboctahedra. There are six shorter (2.70 Å) and six longer (2.86 Å) Ti–Al bond lengths. In the second Ti site, Ti is bonded to two equivalent Tb and ten Al atoms to form distorted TiTb2Al10 cuboctahedra that share corners with four TiAl12 cuboctahedra, an edgeedge with one AlTi2Al10 cuboctahedra, and faces with six AlTi2Al10 cuboctahedra. There are a spread of Ti–Al bond distances ranging from 2.62–2.72 Å. There are seven inequivalent Al sites. In the first Al site, Al is bonded in a 12-coordinate geometry to one Tb, two Ti, and nine Al atoms. There are a spread of Al–Al bond distances ranging from 2.76–3.02 Å. In the second Al site, Al is bonded in a 12-coordinate geometry to two equivalent Tb, one Ti, and nine Al atoms. There are a spread of Al–Al bond distances ranging from 2.76–3.00 Å. In the third Al site, Al is bonded in a 12-coordinate geometry to four equivalent Tb and eight Al atoms. There are a spread of Al–Al bond distances ranging from 2.79–3.13 Å. In the fourth Al site, Al is bonded in a 12-coordinate geometry to two equivalent Tb, one Ti, and nine Al atoms. There are a spread of Al–Al bond distances ranging from 2.75–3.04 Å. In the fifth Al site, Al is bonded in a 10-coordinate geometry to two equivalent Tb, one Ti, and seven Al atoms. There are two shorter (2.84 Å) and one longer (2.88 Å) Al–Al bond lengths. In the sixth Al site, Al is bonded to two equivalent Ti and ten Al atoms to form distorted AlTi2Al10 cuboctahedra that share corners with four equivalent AlTb3Al9 cuboctahedra, edges with three TiAl12 cuboctahedra, faces with two equivalent TiTb2Al10 cuboctahedra, and faces with two equivalent AlTi2Al10 cuboctahedra. Both Al–Al bond lengths are 2.81 Å. In the seventh Al site, Al is bonded to three equivalent Tb and nine Al atoms to form AlTb3Al9 cuboctahedra that share corners with six AlTi2Al10 cuboctahedra, faces with two equivalent AlTb3Al9 cuboctahedra, and faces with three equivalent TiTb2Al10 cuboctahedra.

36 MATERIALS SCIENCE↗
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Materials Data on Sm6Ti4Al43 by Materials Project

Sm6Ti4Al43 crystallizes in the hexagonal P6_3/mcm space group. The structure is three-dimensional. Sm is bonded in a 6-coordinate geometry to one Sm, one Ti, and fifteen Al atoms. The Sm–Sm bond length is 3.53 Å. The Sm–Ti bond length is 3.54 Å. There are a spread of Sm–Al bond distances ranging from 3.12–3.52 Å. There are two inequivalent Ti sites. In the first Ti site, Ti is bonded to twelve Al atoms to form TiAl12 cuboctahedra that share edges with six equivalent AlTi2Al10 cuboctahedra. There are six shorter (2.72 Å) and six longer (2.87 Å) Ti–Al bond lengths. In the second Ti site, Ti is bonded in a 12-coordinate geometry to two equivalent Sm and ten Al atoms. There are a spread of Ti–Al bond distances ranging from 2.63–2.73 Å. There are seven inequivalent Al sites. In the first Al site, Al is bonded in a 12-coordinate geometry to one Sm, two Ti, and nine Al atoms. There are a spread of Al–Al bond distances ranging from 2.77–3.03 Å. In the second Al site, Al is bonded in a 12-coordinate geometry to two equivalent Sm, one Ti, and nine Al atoms. There are a spread of Al–Al bond distances ranging from 2.78–3.01 Å. In the third Al site, Al is bonded in a 10-coordinate geometry to four equivalent Sm and eight Al atoms. There are a spread of Al–Al bond distances ranging from 2.82–3.16 Å. In the fourth Al site, Al is bonded in a 12-coordinate geometry to two equivalent Sm, one Ti, and nine Al atoms. There are a spread of Al–Al bond distances ranging from 2.78–3.05 Å. In the fifth Al site, Al is bonded in a 10-coordinate geometry to two equivalent Sm, one Ti, and seven Al atoms. There are two shorter (2.85 Å) and one longer (2.90 Å) Al–Al bond lengths. In the sixth Al site, Al is bonded to two equivalent Ti and ten Al atoms to form distorted AlTi2Al10 cuboctahedra that share corners with four equivalent AlSm3Al9 cuboctahedra, edges with two equivalent TiAl12 cuboctahedra, and faces with two equivalent AlTi2Al10 cuboctahedra. Both Al–Al bond lengths are 2.82 Å. In the seventh Al site, Al is bonded to three equivalent Sm and nine Al atoms to form AlSm3Al9 cuboctahedra that share corners with six AlTi2Al10 cuboctahedra and faces with two equivalent AlSm3Al9 cuboctahedra.

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Materials Data on Y6Ti4Al43 by Materials Project

Y6Ti4Al43 crystallizes in the hexagonal P6_3/mcm space group. The structure is three-dimensional. Y is bonded in a 6-coordinate geometry to one Y, one Ti, and fifteen Al atoms. The Y–Y bond length is 3.51 Å. The Y–Ti bond length is 3.50 Å. There are a spread of Y–Al bond distances ranging from 3.09–3.48 Å. There are two inequivalent Ti sites. In the first Ti site, Ti is bonded to twelve Al atoms to form TiAl12 cuboctahedra that share edges with six equivalent AlTi2Al10 cuboctahedra. There are six shorter (2.70 Å) and six longer (2.87 Å) Ti–Al bond lengths. In the second Ti site, Ti is bonded in a 12-coordinate geometry to two equivalent Y and ten Al atoms. There are a spread of Ti–Al bond distances ranging from 2.62–2.72 Å. There are seven inequivalent Al sites. In the first Al site, Al is bonded in a 12-coordinate geometry to one Y, two Ti, and nine Al atoms. There are a spread of Al–Al bond distances ranging from 2.76–3.02 Å. In the second Al site, Al is bonded in a 12-coordinate geometry to two equivalent Y, one Ti, and nine Al atoms. There are a spread of Al–Al bond distances ranging from 2.76–3.01 Å. In the third Al site, Al is bonded in a 12-coordinate geometry to four equivalent Y and eight Al atoms. There are a spread of Al–Al bond distances ranging from 2.79–3.12 Å. In the fourth Al site, Al is bonded in a 12-coordinate geometry to two equivalent Y, one Ti, and nine Al atoms. There are a spread of Al–Al bond distances ranging from 2.75–3.04 Å. In the fifth Al site, Al is bonded in a 10-coordinate geometry to two equivalent Y, one Ti, and seven Al atoms. There are two shorter (2.83 Å) and one longer (2.89 Å) Al–Al bond lengths. In the sixth Al site, Al is bonded to two equivalent Ti and ten Al atoms to form distorted AlTi2Al10 cuboctahedra that share corners with four equivalent AlY3Al9 cuboctahedra, edges with two equivalent TiAl12 cuboctahedra, and faces with two equivalent AlTi2Al10 cuboctahedra. Both Al–Al bond lengths are 2.82 Å. In the seventh Al site, Al is bonded to three equivalent Y and nine Al atoms to form AlY3Al9 cuboctahedra that share corners with six AlTi2Al10 cuboctahedra and faces with two equivalent AlY3Al9 cuboctahedra.

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Materials Data on Ti4Si2O17 by Materials Project

(Ti2SiO7)4(O2)3 crystallizes in the tetragonal P-42_1c space group. The structure is three-dimensional and consists of twelve water molecules and one Ti2SiO7 framework. In the Ti2SiO7 framework, there are two inequivalent Ti sites. In the first Ti site, Ti is bonded in a 6-coordinate geometry to six O atoms. There are a spread of Ti–O bond distances ranging from 1.82–2.19 Å. In the second Ti site, Ti is bonded in a 6-coordinate geometry to six O atoms. There are a spread of Ti–O bond distances ranging from 1.83–2.19 Å. Si is bonded in a tetrahedral geometry to four O atoms. There is one shorter (1.63 Å) and three longer (1.64 Å) Si–O bond length. There are seven inequivalent O sites. In the first O site, O is bonded in a trigonal non-coplanar geometry to three equivalent Ti atoms. In the second O site, O is bonded in a trigonal non-coplanar geometry to three equivalent Ti atoms. In the third O site, O is bonded in a bent 150 degrees geometry to one Ti and one Si atom. In the fourth O site, O is bonded in a bent 150 degrees geometry to one Ti and one Si atom. In the fifth O site, O is bonded in a bent 150 degrees geometry to one Ti and one Si atom. In the sixth O site, O is bonded in a bent 150 degrees geometry to one Ti and one Si atom. In the seventh O site, O is bonded in a linear geometry to two Ti atoms.

36 MATERIALS SCIENCE↗
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Materials Data on Er6Ti4Al43 by Materials Project

Er6Ti4Al43 crystallizes in the hexagonal P6_3/mcm space group. The structure is three-dimensional. Er is bonded in a 6-coordinate geometry to one Er, one Ti, and fifteen Al atoms. The Er–Er bond length is 3.48 Å. The Er–Ti bond length is 3.49 Å. There are a spread of Er–Al bond distances ranging from 3.08–3.46 Å. There are two inequivalent Ti sites. In the first Ti site, Ti is bonded in a cuboctahedral geometry to twelve Al atoms. There are six shorter (2.69 Å) and six longer (2.87 Å) Ti–Al bond lengths. In the second Ti site, Ti is bonded in a 10-coordinate geometry to two equivalent Er and ten Al atoms. There are a spread of Ti–Al bond distances ranging from 2.61–2.72 Å. There are seven inequivalent Al sites. In the first Al site, Al is bonded in a 12-coordinate geometry to one Er, two Ti, and nine Al atoms. There are a spread of Al–Al bond distances ranging from 2.75–3.04 Å. In the second Al site, Al is bonded in a 12-coordinate geometry to two equivalent Er, one Ti, and nine Al atoms. There are a spread of Al–Al bond distances ranging from 2.75–3.01 Å. In the third Al site, Al is bonded in a 12-coordinate geometry to four equivalent Er and eight Al atoms. There are a spread of Al–Al bond distances ranging from 2.78–3.10 Å. In the fourth Al site, Al is bonded in a 12-coordinate geometry to two equivalent Er, one Ti, and nine Al atoms. There are a spread of Al–Al bond distances ranging from 2.74–3.04 Å. In the fifth Al site, Al is bonded in a 10-coordinate geometry to two equivalent Er, one Ti, and seven Al atoms. There are two shorter (2.83 Å) and one longer (2.85 Å) Al–Al bond lengths. In the sixth Al site, Al is bonded in a 12-coordinate geometry to two equivalent Ti and ten Al atoms. Both Al–Al bond lengths are 2.82 Å. In the seventh Al site, Al is bonded to three equivalent Er and nine Al atoms to form a mixture of corner and face-sharing AlEr3Al9 cuboctahedra.

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Materials Data on Ti5CuSb2 by Materials Project

CuSb2Ti5 crystallizes in the tetragonal I4/mcm space group. The structure is three-dimensional. there are two inequivalent Ti sites. In the first Ti site, Ti is bonded in a 6-coordinate geometry to two equivalent Cu and four equivalent Sb atoms. Both Ti–Cu bond lengths are 2.70 Å. There are two shorter (2.79 Å) and two longer (3.01 Å) Ti–Sb bond lengths. In the second Ti site, Ti is bonded in a 6-coordinate geometry to two equivalent Ti and four equivalent Sb atoms. Both Ti–Ti bond lengths are 2.57 Å. All Ti–Sb bond lengths are 2.74 Å. Cu is bonded in a 10-coordinate geometry to eight equivalent Ti and two equivalent Cu atoms. Both Cu–Cu bond lengths are 2.57 Å. Sb is bonded in a 10-coordinate geometry to ten Ti atoms.

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Materials Data on Ti6Ge5 by Materials Project

Ti6Ge5 crystallizes in the orthorhombic Ibam space group. The structure is three-dimensional. there are three inequivalent Ti sites. In the first Ti site, Ti is bonded to seven Ge atoms to form a mixture of distorted edge, face, and corner-sharing TiGe7 pentagonal bipyramids. There are a spread of Ti–Ge bond distances ranging from 2.63–2.95 Å. In the second Ti site, Ti is bonded in a 7-coordinate geometry to seven Ge atoms. There are a spread of Ti–Ge bond distances ranging from 2.50–2.86 Å. In the third Ti site, Ti is bonded in a 6-coordinate geometry to six Ge atoms. There are a spread of Ti–Ge bond distances ranging from 2.59–2.74 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 10-coordinate geometry to eight Ti and two equivalent Ge atoms. Both Ge–Ge bond lengths are 2.62 Å. In the second Ge site, Ge is bonded in a 9-coordinate geometry to nine Ti atoms. In the third Ge site, Ge is bonded in a 7-coordinate geometry to seven Ti atoms.

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Materials Data on TiNi3 by Materials Project

Ni3Ti is Uranium Silicide-like structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. there are two inequivalent Ti sites. In the first Ti site, Ti is bonded to twelve Ni atoms to form TiNi12 cuboctahedra that share corners with twelve equivalent TiNi12 cuboctahedra, edges with twenty-four NiTi4Ni8 cuboctahedra, faces with six equivalent TiNi12 cuboctahedra, and faces with twelve NiTi4Ni8 cuboctahedra. All Ti–Ni bond lengths are 2.55 Å. In the second Ti site, Ti is bonded to twelve Ni atoms to form TiNi12 cuboctahedra that share corners with six equivalent TiNi12 cuboctahedra, corners with twelve NiTi4Ni8 cuboctahedra, edges with eighteen NiTi4Ni8 cuboctahedra, faces with eight TiNi12 cuboctahedra, and faces with twelve NiTi4Ni8 cuboctahedra. There are six shorter (2.55 Å) and six longer (2.57 Å) Ti–Ni bond lengths. There are six inequivalent Ni sites. In the first Ni site, Ni is bonded to four Ti and eight Ni atoms to form NiTi4Ni8 cuboctahedra that share corners with four equivalent TiNi12 cuboctahedra, corners with fourteen NiTi4Ni8 cuboctahedra, edges with six TiNi12 cuboctahedra, edges with twelve NiTi4Ni8 cuboctahedra, faces with four TiNi12 cuboctahedra, and faces with sixteen NiTi4Ni8 cuboctahedra. There are four shorter (2.53 Å) and four longer (2.55 Å) Ni–Ni bond lengths. In the second Ni site, Ni is bonded to four Ti and eight Ni atoms to form NiTi4Ni8 cuboctahedra that share corners with four equivalent TiNi12 cuboctahedra, corners with fourteen NiTi4Ni8 cuboctahedra, edges with six TiNi12 cuboctahedra, edges with twelve NiTi4Ni8 cuboctahedra, faces with four TiNi12 cuboctahedra, and faces with sixteen NiTi4Ni8 cuboctahedra. There are four shorter (2.53 Å) and two longer (2.55 Å) Ni–Ni bond lengths. In the third Ni site, Ni is bonded to four Ti and eight Ni atoms to form distorted NiTi4Ni8 cuboctahedra that share corners with twelve NiTi4Ni8 cuboctahedra, edges with eight TiNi12 cuboctahedra, edges with sixteen NiTi4Ni8 cuboctahedra, faces with four TiNi12 cuboctahedra, and faces with fourteen NiTi4Ni8 cuboctahedra. There are a spread of Ni–Ni bond distances ranging from 2.47–2.62 Å. In the fourth Ni site, Ni is bonded to four Ti and eight Ni atoms to form distorted NiTi4Ni8 cuboctahedra that share corners with twelve equivalent NiTi4Ni8 cuboctahedra, edges with eight TiNi12 cuboctahedra, edges with sixteen NiTi4Ni8 cuboctahedra, faces with four TiNi12 cuboctahedra, and faces with fourteen NiTi4Ni8 cuboctahedra. There are a spread of Ni–Ni bond distances ranging from 2.47–2.62 Å. In the fifth Ni site, Ni is bonded to four Ti and eight Ni atoms to form distorted NiTi4Ni8 cuboctahedra that share corners with twelve NiTi4Ni8 cuboctahedra, edges with eight TiNi12 cuboctahedra, edges with sixteen NiTi4Ni8 cuboctahedra, faces with four TiNi12 cuboctahedra, and faces with fourteen NiTi4Ni8 cuboctahedra. There are a spread of Ni–Ni bond distances ranging from 2.47–2.62 Å. In the sixth Ni site, Ni is bonded to four Ti and eight Ni atoms to form NiTi4Ni8 cuboctahedra that share corners with four equivalent TiNi12 cuboctahedra, corners with fourteen NiTi4Ni8 cuboctahedra, edges with six TiNi12 cuboctahedra, edges with twelve NiTi4Ni8 cuboctahedra, faces with four TiNi12 cuboctahedra, and faces with sixteen NiTi4Ni8 cuboctahedra.

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Materials Data on Ti5Sb2Rh by Materials Project

Ti5RhSb2 crystallizes in the tetragonal I4/mcm space group. The structure is three-dimensional. there are two inequivalent Ti sites. In the first Ti site, Ti is bonded in a 6-coordinate geometry to two equivalent Rh and four equivalent Sb atoms. Both Ti–Rh bond lengths are 2.68 Å. There are two shorter (2.81 Å) and two longer (3.08 Å) Ti–Sb bond lengths. In the second Ti site, Ti is bonded in a 6-coordinate geometry to two equivalent Ti and four equivalent Sb atoms. Both Ti–Ti bond lengths are 2.62 Å. All Ti–Sb bond lengths are 2.76 Å. Rh is bonded in a 10-coordinate geometry to eight equivalent Ti atoms. Sb is bonded in a 10-coordinate geometry to ten Ti atoms.

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Materials Data on TiNi by Materials Project

NiTi is alpha iridium vanadium-like structured and crystallizes in the trigonal P-3 space group. The structure is three-dimensional. there are three inequivalent Ti sites. In the first Ti site, Ti is bonded in a body-centered cubic geometry to eight Ni atoms. There are six shorter (2.50 Å) and two longer (2.66 Å) Ti–Ni bond lengths. In the second Ti site, Ti is bonded in a 8-coordinate geometry to eight Ni atoms. There are a spread of Ti–Ni bond distances ranging from 2.43–2.88 Å. In the third Ti site, Ti is bonded in a distorted body-centered cubic geometry to eight Ni atoms. There are a spread of Ti–Ni bond distances ranging from 2.51–2.73 Å. There are three inequivalent Ni sites. In the first Ni site, Ni is bonded in a body-centered cubic geometry to eight Ti atoms. In the second Ni site, Ni is bonded in a 8-coordinate geometry to eight Ti and three equivalent Ni atoms. All Ni–Ni bond lengths are 2.73 Å. In the third Ni site, Ni is bonded in a distorted body-centered cubic geometry to eight Ti and one Ni atom.

36 MATERIALS SCIENCE↗
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Materials Data on Ti5FeSb2 by Materials Project

Ti5FeSb2 crystallizes in the tetragonal I4/mcm space group. The structure is three-dimensional. there are two inequivalent Ti sites. In the first Ti site, Ti is bonded in a 6-coordinate geometry to two equivalent Fe and four equivalent Sb atoms. Both Ti–Fe bond lengths are 2.55 Å. There are a spread of Ti–Sb bond distances ranging from 2.81–3.11 Å. In the second Ti site, Ti is bonded in a 6-coordinate geometry to two equivalent Ti and four equivalent Sb atoms. Both Ti–Ti bond lengths are 2.57 Å. All Ti–Sb bond lengths are 2.75 Å. Fe is bonded in a 10-coordinate geometry to eight equivalent Ti and two equivalent Fe atoms. Both Fe–Fe bond lengths are 2.57 Å. Sb is bonded in a 10-coordinate geometry to ten Ti atoms.

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Materials Data on Ti5Re24 by Materials Project

Re24Ti5 is alpha-derived structured and crystallizes in the cubic I-43m space group. The structure is three-dimensional. there are two inequivalent Ti sites. In the first Ti site, Ti is bonded in a 12-coordinate geometry to four equivalent Ti and twelve equivalent Re atoms. All Ti–Ti bond lengths are 3.07 Å. All Ti–Re bond lengths are 3.01 Å. In the second Ti site, Ti is bonded in a 3-coordinate geometry to one Ti and fifteen Re atoms. There are a spread of Ti–Re bond distances ranging from 2.73–3.22 Å. There are two inequivalent Re sites. In the first Re site, Re is bonded in a 1-coordinate geometry to two equivalent Ti and eleven Re atoms. There are a spread of Re–Re bond distances ranging from 2.57–2.90 Å. In the second Re site, Re is bonded to four Ti and eight Re atoms to form a mixture of distorted face, edge, and corner-sharing ReTi4Re8 cuboctahedra. There are one shorter (2.48 Å) and two longer (2.64 Å) Re–Re bond lengths.

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Materials Data on Li2Ti3(BiO3)4 by Materials Project

Li2Ti3(BiO3)4 is Pb (Zr_0.50 Ti_0.48) O_3-derived structured and crystallizes in the orthorhombic Aea2 space group. The structure is three-dimensional. Li1+ is bonded in a distorted rectangular see-saw-like geometry to four O2- atoms. There are a spread of Li–O bond distances ranging from 1.94–2.26 Å. There are two inequivalent Ti+3.33+ sites. In the first Ti+3.33+ site, Ti+3.33+ is bonded to six O2- atoms to form corner-sharing TiO6 octahedra. The corner-sharing octahedra tilt angles range from 15–25°. There are a spread of Ti–O bond distances ranging from 1.92–2.20 Å. In the second Ti+3.33+ site, Ti+3.33+ is bonded to six O2- atoms to form corner-sharing TiO6 octahedra. The corner-sharing octahedral tilt angles are 24°. There are a spread of Ti–O bond distances ranging from 1.95–2.08 Å. There are two inequivalent Bi3+ sites. In the first Bi3+ site, Bi3+ is bonded in a 3-coordinate geometry to three O2- atoms. There are a spread of Bi–O bond distances ranging from 2.20–2.32 Å. In the second Bi3+ site, Bi3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Bi–O bond distances ranging from 2.29–2.82 Å. There are six inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to one Li1+ and two equivalent Bi3+ atoms. In the second O2- site, O2- is bonded in a 2-coordinate geometry to two Ti+3.33+ and two equivalent Bi3+ atoms. In the third O2- site, O2- is bonded in a distorted T-shaped geometry to one Li1+, two equivalent Ti+3.33+, and one Bi3+ atom. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Ti+3.33+ and two equivalent Bi3+ atoms. In the fifth O2- site, O2- is bonded to two equivalent Ti+3.33+ and two equivalent Bi3+ atoms to form distorted edge-sharing OTi2Bi2 tetrahedra. In the sixth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two equivalent Li1+, one Ti+3.33+, and one Bi3+ atom.

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Materials Data on TiNi by Materials Project

NiTi is beta-prime cadmium gold structured and crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are three inequivalent Ti sites. In the first Ti site, Ti is bonded in a 12-coordinate geometry to eight Ni atoms. There are a spread of Ti–Ni bond distances ranging from 2.52–3.05 Å. In the second Ti site, Ti is bonded in a 12-coordinate geometry to seven Ni atoms. There are a spread of Ti–Ni bond distances ranging from 2.56–2.67 Å. In the third Ti site, Ti is bonded in a 12-coordinate geometry to eight Ni atoms. There are a spread of Ti–Ni bond distances ranging from 2.51–3.06 Å. There are three inequivalent Ni sites. In the first Ni site, Ni is bonded in a 12-coordinate geometry to eight Ti and four Ni atoms. There are a spread of Ni–Ni bond distances ranging from 2.68–2.74 Å. In the second Ni site, Ni is bonded in a 12-coordinate geometry to eight Ti and four Ni atoms. There are one shorter (2.62 Å) and three longer (2.74 Å) Ni–Ni bond lengths. In the third Ni site, Ni is bonded in a 12-coordinate geometry to seven Ti and two Ni atoms.

36 MATERIALS SCIENCE↗
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Materials Data on Li3Ti4O8 by Materials Project

Li3Ti4O8 crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. there are two inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with six equivalent TiO6 octahedra, edges with four LiO6 octahedra, and edges with six TiO6 octahedra. The corner-sharing octahedra tilt angles range from 1–7°. There are a spread of Li–O bond distances ranging from 2.03–2.17 Å. In the second Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share edges with four equivalent LiO6 octahedra and edges with eight TiO6 octahedra. There are four shorter (2.02 Å) and two longer (2.06 Å) Li–O bond lengths. There are three inequivalent Ti+3.25+ sites. In the first Ti+3.25+ site, Ti+3.25+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with six equivalent TiO6 octahedra, edges with four equivalent TiO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 2–3°. There are four shorter (2.05 Å) and two longer (2.11 Å) Ti–O bond lengths. In the second Ti+3.25+ site, Ti+3.25+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with six equivalent LiO6 octahedra, edges with four LiO6 octahedra, and edges with six TiO6 octahedra. The corner-sharing octahedra tilt angles range from 1–7°. There are a spread of Ti–O bond distances ranging from 1.94–2.08 Å. In the third Ti+3.25+ site, Ti+3.25+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with six equivalent TiO6 octahedra, edges with four equivalent TiO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 2–3°. There are four shorter (2.05 Å) and two longer (2.10 Å) Ti–O bond lengths. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded to two Li1+ and three Ti+3.25+ atoms to form OLi2Ti3 square pyramids that share corners with nine OLi3Ti2 square pyramids, edges with four equivalent OLi2Ti4 octahedra, and edges with four OLi3Ti2 square pyramids. In the second O2- site, O2- is bonded to two equivalent Li1+ and four Ti+3.25+ atoms to form OLi2Ti4 octahedra that share corners with six equivalent OLi2Ti4 octahedra and edges with twelve OLi3Ti2 square pyramids. The corner-sharing octahedral tilt angles are 0°. In the third O2- site, O2- is bonded to three Li1+ and two equivalent Ti+3.25+ atoms to form OLi3Ti2 square pyramids that share corners with nine OLi3Ti2 square pyramids, edges with four equivalent OLi2Ti4 octahedra, and edges with four equivalent OLi2Ti3 square pyramids.

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DOE OSTI2020

Materials Data on TiCuGe by Materials Project

TiCuGe crystallizes in the monoclinic Cm space group. The structure is three-dimensional. there are two inequivalent Ti sites. In the first Ti site, Ti is bonded in a 4-coordinate geometry to six Cu and five Ge atoms. There are a spread of Ti–Cu bond distances ranging from 2.92–3.03 Å. There are a spread of Ti–Ge bond distances ranging from 2.58–2.81 Å. In the second Ti site, Ti is bonded in a 4-coordinate geometry to six Cu and five Ge atoms. There are four shorter (2.92 Å) and two longer (3.03 Å) Ti–Cu bond lengths. There are a spread of Ti–Ge bond distances ranging from 2.58–2.81 Å. There are two inequivalent Cu sites. In the first Cu site, Cu is bonded to six Ti, two equivalent Cu, and four Ge atoms to form a mixture of distorted corner, edge, and face-sharing CuTi6Cu2Ge4 cuboctahedra. Both Cu–Cu bond lengths are 2.57 Å. All Cu–Ge bond lengths are 2.49 Å. In the second Cu site, Cu is bonded to six Ti, two equivalent Cu, and four Ge atoms to form a mixture of distorted corner, edge, and face-sharing CuTi6Cu2Ge4 cuboctahedra. There are two shorter (2.48 Å) and two longer (2.49 Å) Cu–Ge bond lengths. There are two inequivalent Ge sites. In the first Ge site, Ge is bonded in a 9-coordinate geometry to five Ti and four Cu atoms. In the second Ge site, Ge is bonded in a 9-coordinate geometry to five Ti and four Cu atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ti4ZnS8 by Materials Project

Ti4ZnS8 crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. there are three inequivalent Ti+3.50+ sites. In the first Ti+3.50+ site, Ti+3.50+ is bonded to six S2- atoms to form TiS6 octahedra that share edges with two equivalent ZnS6 octahedra and edges with six TiS6 octahedra. There are two shorter (2.42 Å) and four longer (2.44 Å) Ti–S bond lengths. In the second Ti+3.50+ site, Ti+3.50+ is bonded to six S2- atoms to form TiS6 octahedra that share edges with two equivalent ZnS6 octahedra and edges with six TiS6 octahedra. There are a spread of Ti–S bond distances ranging from 2.42–2.45 Å. In the third Ti+3.50+ site, Ti+3.50+ is bonded to six S2- atoms to form TiS6 octahedra that share corners with six equivalent ZnS6 octahedra and edges with six TiS6 octahedra. The corner-sharing octahedral tilt angles are 4°. All Ti–S bond lengths are 2.47 Å. Zn2+ is bonded to six S2- atoms to form ZnS6 octahedra that share corners with six equivalent TiS6 octahedra and edges with six TiS6 octahedra. The corner-sharing octahedral tilt angles are 4°. All Zn–S bond lengths are 2.56 Å. There are three inequivalent S2- sites. In the first S2- site, S2- is bonded in a rectangular see-saw-like geometry to three Ti+3.50+ and one Zn2+ atom. In the second S2- site, S2- is bonded in a rectangular see-saw-like geometry to three Ti+3.50+ and one Zn2+ atom. In the third S2- site, S2- is bonded in a distorted T-shaped geometry to three Ti+3.50+ atoms.

36 MATERIALS SCIENCE↗