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HgBa2 crystallizes in the tetragonal I4/mmm space group. The structure is two-dimensional and consists of two HgBa2 sheets oriented in the (0, 0, 1) direction. Ba is bonded in a 4-coordinate geometry to four equivalent Hg atoms. All Ba–Hg bond lengths are 3.62 Å. Hg is bonded in a body-centered cubic geometry to eight equivalent Ba atoms.
CdBa2 crystallizes in the tetragonal I4/mmm space group. The structure is two-dimensional and consists of two CdBa2 sheets oriented in the (0, 0, 1) direction. Ba is bonded in a 4-coordinate geometry to four equivalent Cd atoms. All Ba–Cd bond lengths are 3.67 Å. Cd is bonded in a body-centered cubic geometry to eight equivalent Ba atoms.
Ni2S crystallizes in the tetragonal I4/mmm space group. The structure is two-dimensional and consists of two Ni2S sheets oriented in the (0, 0, 1) direction. Ni1+ is bonded in a 4-coordinate geometry to four equivalent S2- atoms. All Ni–S bond lengths are 2.39 Å. S2- is bonded in a body-centered cubic geometry to eight equivalent Ni1+ atoms.
MgPtAsPt4 crystallizes in the tetragonal P4/mmm space group. The structure is two-dimensional and consists of one magnesio molecule; one platinum black molecule; and one AsPt4 sheet oriented in the (0, 0, 1) direction. In the AsPt4 sheet, Pt+0.20+ is bonded in a water-like geometry to two equivalent As3- atoms. Both Pt–As bond lengths are 2.54 Å. As3- is bonded in a body-centered cubic geometry to eight equivalent Pt+0.20+ atoms.
BiF4 crystallizes in the triclinic P1 space group. The structure is two-dimensional and consists of one BiF4 sheet oriented in the (0, 0, 1) direction. there are two inequivalent Bi sites. In the first Bi site, Bi is bonded in a body-centered cubic geometry to eight F atoms. There are four shorter (2.17 Å) and four longer (2.18 Å) Bi–F bond lengths. In the second Bi site, Bi is bonded in a body-centered cubic geometry to eight F atoms. There are a spread of Bi–F bond distances ranging from 2.35–2.38 Å. There are eight inequivalent F sites. In the first F site, F is bonded in a bent 120 degrees geometry to two Bi atoms. In the second F site, F is bonded in a bent 120 degrees geometry to two Bi atoms. In the third F site, F is bonded in a bent 120 degrees geometry to two Bi atoms. In the fourth F site, F is bonded in a bent 120 degrees geometry to two Bi atoms. In the fifth F site, F is bonded in a bent 120 degrees geometry to two Bi atoms. In the sixth F site, F is bonded in a bent 120 degrees geometry to two Bi atoms. In the seventh F site, F is bonded in a bent 120 degrees geometry to two Bi atoms. In the eighth F site, F is bonded in a bent 120 degrees geometry to two Bi atoms.
Ba2Ca2Tl2Sn3O10 crystallizes in the triclinic P1 space group. The structure is two-dimensional and consists of one Ba2Ca2Tl2Sn3O10 sheet oriented in the (0, 0, 1) direction. there are two inequivalent Ba2+ sites. In the first Ba2+ site, Ba2+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Ba–O bond distances ranging from 2.46–3.02 Å. In the second Ba2+ site, Ba2+ is bonded to five O2- atoms to form distorted BaO5 trigonal bipyramids that share corners with four equivalent BaO5 trigonal bipyramids, corners with four equivalent SnO5 trigonal bipyramids, and edges with four equivalent BaO5 trigonal bipyramids. There are a spread of Ba–O bond distances ranging from 2.36–2.96 Å. There are two inequivalent Ca2+ sites. In the first Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to four O2- atoms. All Ca–O bond lengths are 2.40 Å. In the second Ca2+ site, Ca2+ is bonded in a body-centered cubic geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.48–2.55 Å. There are two inequivalent Tl1+ sites. In the first Tl1+ site, Tl1+ is bonded in a distorted trigonal non-coplanar geometry to three O2- atoms. There are a spread of Tl–O bond distances ranging from 2.40–2.47 Å. In the second Tl1+ site, Tl1+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Tl–O bond distances ranging from 2.57–3.42 Å. There are three inequivalent Sn+3.33+ sites. In the first Sn+3.33+ site, Sn+3.33+ is bonded to five O2- atoms to form distorted SnO5 trigonal bipyramids that share corners with four equivalent BaO5 trigonal bipyramids and corners with four equivalent SnO5 trigonal bipyramids. There are a spread of Sn–O bond distances ranging from 1.98–2.10 Å. In the second Sn+3.33+ site, Sn+3.33+ is bonded to five O2- atoms to form distorted corner-sharing SnO5 trigonal bipyramids. There are a spread of Sn–O bond distances ranging from 1.99–2.12 Å. In the third Sn+3.33+ site, Sn+3.33+ is bonded in a distorted see-saw-like geometry to four O2- atoms. There are a spread of Sn–O bond distances ranging from 2.14–2.16 Å. There are ten inequivalent O2- sites. In the first O2- site, O2- is bonded to two equivalent Ca2+ and two equivalent Sn+3.33+ atoms to form distorted corner-sharing OCa2Sn2 tetrahedra. In the second O2- site, O2- is bonded in a 1-coordinate geometry to four equivalent Ba2+, one Tl1+, and one Sn+3.33+ atom. In the third O2- site, O2- is bonded in a distorted see-saw-like geometry to two equivalent Ca2+ and two equivalent Sn+3.33+ atoms. In the fourth O2- site, O2- is bonded to one Ba2+ and five Tl1+ atoms to form a mixture of distorted edge and corner-sharing OBaTl5 octahedra. The corner-sharing octahedral tilt angles are 16°. In the fifth O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Ca2+ and two equivalent Sn+3.33+ atoms. In the sixth O2- site, O2- is bonded to two equivalent Ca2+ and two equivalent Sn+3.33+ atoms to form a mixture of distorted edge and corner-sharing OCa2Sn2 tetrahedra. In the seventh O2- site, O2- is bonded in a 1-coordinate geometry to four equivalent Ba2+ and one Sn+3.33+ atom. In the eighth O2- site, O2- is bonded to two equivalent Ca2+ and two equivalent Sn+3.33+ atoms to form a mixture of distorted edge and corner-sharing OCa2Sn2 tetrahedra. In the ninth O2- site, O2- is bonded in a 4-coordinate geometry to one Ba2+ and three Tl1+ atoms. In the tenth O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Ca2+ and two equivalent Sn+3.33+ atoms.
TiS2 crystallizes in the tetragonal I4/mmm space group. The structure is two-dimensional and consists of two TiS2 sheets oriented in the (0, 0, 1) direction. Ti4+ is bonded in a body-centered cubic geometry to eight equivalent S2- atoms. All Ti–S bond lengths are 2.58 Å. S2- is bonded in a 4-coordinate geometry to four equivalent Ti4+ atoms.
NbS2 crystallizes in the tetragonal I4/mmm space group. The structure is two-dimensional and consists of two NbS2 sheets oriented in the (0, 0, 1) direction. Nb4+ is bonded in a body-centered cubic geometry to eight equivalent S2- atoms. All Nb–S bond lengths are 2.63 Å. S2- is bonded in a 4-coordinate geometry to four equivalent Nb4+ atoms.
Hf2Tl crystallizes in the tetragonal I4/mmm space group. The structure is two-dimensional and consists of two Hf2Tl sheets oriented in the (0, 0, 1) direction. Hf is bonded in a 8-coordinate geometry to four equivalent Tl atoms. All Hf–Tl bond lengths are 3.09 Å. Tl is bonded in a body-centered cubic geometry to eight equivalent Hf atoms.
TiMo3 crystallizes in the orthorhombic Immm space group. The structure is two-dimensional and consists of two TiMo3 sheets oriented in the (0, 0, 1) direction. Ti is bonded in a distorted body-centered cubic geometry to eight Mo atoms. There are four shorter (2.73 Å) and four longer (2.79 Å) Ti–Mo bond lengths. There are two inequivalent Mo sites. In the first Mo site, Mo is bonded in a 10-coordinate geometry to two equivalent Ti atoms. In the second Mo site, Mo is bonded in a 8-coordinate geometry to four equivalent Ti atoms.
Ti2Rh crystallizes in the tetragonal I4/mmm space group. The structure is two-dimensional and consists of two Ti2Rh sheets oriented in the (0, 0, 1) direction. Ti is bonded in a 8-coordinate geometry to four equivalent Rh atoms. All Ti–Rh bond lengths are 2.70 Å. Rh is bonded in a body-centered cubic geometry to eight equivalent Ti atoms.
Hf2Hg crystallizes in the tetragonal I4/mmm space group. The structure is two-dimensional and consists of two Hf2Hg sheets oriented in the (0, 0, 1) direction. Hf is bonded in a 8-coordinate geometry to four equivalent Hg atoms. All Hf–Hg bond lengths are 3.06 Å. Hg is bonded in a body-centered cubic geometry to eight equivalent Hf atoms.
Ba2Zn crystallizes in the tetragonal I4/mmm space group. The structure is two-dimensional and consists of two Ba2Zn sheets oriented in the (0, 0, 1) direction. Ba is bonded in a 4-coordinate geometry to four equivalent Zn atoms. All Ba–Zn bond lengths are 3.54 Å. Zn is bonded in a body-centered cubic geometry to eight equivalent Ba atoms.
Y(BiO2)2(FeSe)2 crystallizes in the tetragonal I4/mmm space group. The structure is two-dimensional and consists of two FeSe sheets oriented in the (0, 0, 1) direction and two Y(BiO2)2 sheets oriented in the (0, 0, 1) direction. In each FeSe sheet, Fe+2.50+ is bonded to four equivalent Se2- atoms to form a mixture of corner and edge-sharing FeSe4 tetrahedra. All Fe–Se bond lengths are 2.58 Å. Se2- is bonded in a 4-coordinate geometry to four equivalent Fe+2.50+ atoms. In each Y(BiO2)2 sheet, Y3+ is bonded in a body-centered cubic geometry to eight equivalent O2- atoms. All Y–O bond lengths are 2.41 Å. Bi2+ is bonded in a 4-coordinate geometry to four equivalent O2- atoms. All Bi–O bond lengths are 2.27 Å. O2- is bonded to two equivalent Y3+ and two equivalent Bi2+ atoms to form a mixture of corner and edge-sharing OY2Bi2 tetrahedra.
PtCdPt4P crystallizes in the tetragonal P4/mmm space group. The structure is two-dimensional and consists of one cadmium molecule; one platinum molecule; and one Pt4P sheet oriented in the (0, 0, 1) direction. In the Pt4P sheet, Pt+0.20+ is bonded in a water-like geometry to two equivalent P3- atoms. Both Pt–P bond lengths are 2.46 Å. P3- is bonded in a body-centered cubic geometry to eight equivalent Pt+0.20+ atoms.
PtZnAsPt4 crystallizes in the tetragonal P4/mmm space group. The structure is two-dimensional and consists of one platinum molecule; one AsPt4 sheet oriented in the (0, 0, 1) direction; and one zinc molecule. In the AsPt4 sheet, Pt+0.20+ is bonded in a water-like geometry to two equivalent As3- atoms. Both Pt–As bond lengths are 2.54 Å. As3- is bonded in a body-centered cubic geometry to eight equivalent Pt+0.20+ atoms.
PtZnPt4P crystallizes in the tetragonal P4/mmm space group. The structure is two-dimensional and consists of one platinum molecule; one Pt4P sheet oriented in the (0, 0, 1) direction; and one zinc molecule. In the Pt4P sheet, Pt+0.20+ is bonded in a water-like geometry to two equivalent P3- atoms. Both Pt–P bond lengths are 2.45 Å. P3- is bonded in a body-centered cubic geometry to eight equivalent Pt+0.20+ atoms.
PtCdAsPt4 crystallizes in the tetragonal P4/mmm space group. The structure is two-dimensional and consists of one cadmium molecule; one platinum molecule; and one AsPt4 sheet oriented in the (0, 0, 1) direction. In the AsPt4 sheet, Pt+0.20+ is bonded in a water-like geometry to two equivalent As3- atoms. Both Pt–As bond lengths are 2.54 Å. As3- is bonded in a body-centered cubic geometry to eight equivalent Pt+0.20+ atoms.