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All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on Cd2H2SO6 by Materials Project

Cd2H2SO6 crystallizes in the monoclinic C2/c space group. The structure is three-dimensional. Cd2+ is bonded to six O2- atoms to form distorted CdO6 octahedra that share corners with two equivalent CdO6 octahedra, corners with three equivalent SO4 tetrahedra, and edges with three equivalent CdO6 octahedra. The corner-sharing octahedral tilt angles are 52°. There are a spread of Cd–O bond distances ranging from 2.23–2.46 Å. H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. S6+ is bonded to four O2- atoms to form SO4 tetrahedra that share corners with six equivalent CdO6 octahedra. The corner-sharing octahedra tilt angles range from 48–52°. There is two shorter (1.49 Å) and two longer (1.50 Å) S–O bond length. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to two equivalent Cd2+ and one S6+ atom. In the second O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one Cd2+ and one S6+ atom. In the third O2- site, O2- is bonded in a distorted single-bond geometry to three equivalent Cd2+ and one H1+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CdH6(SO4)4 by Materials Project

CdH6(S2O7)2O2 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional and consists of four water molecules and one CdH6(S2O7)2 framework. In the CdH6(S2O7)2 framework, Cd2+ is bonded to six O2- atoms to form CdO6 octahedra that share corners with two equivalent SO4 tetrahedra. There are a spread of Cd–O bond distances ranging from 2.27–2.46 Å. There are three inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the second H1+ site, H1+ is bonded in a linear geometry to two O2- atoms. There is one shorter (1.08 Å) and one longer (1.39 Å) H–O bond length. In the third H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 1.01 Å. There are two inequivalent S6+ sites. In the first S6+ site, S6+ is bonded in a distorted trigonal non-coplanar geometry to three O2- atoms. There are a spread of S–O bond distances ranging from 1.48–1.82 Å. In the second S6+ site, S6+ is bonded to four O2- atoms to form SO4 tetrahedra that share a cornercorner with one CdO6 octahedra. The corner-sharing octahedral tilt angles are 34°. There are a spread of S–O bond distances ranging from 1.43–1.59 Å. There are seven inequivalent O2- sites. In the first O2- site, O2- is bonded in a bent 150 degrees geometry to one Cd2+ and one S6+ atom. In the second O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Cd2+ and one S6+ atom. In the third O2- site, O2- is bonded in a single-bond geometry to one S6+ atom. In the fourth O2- site, O2- is bonded in a bent 120 degrees geometry to one H1+ and one S6+ atom. In the fifth O2- site, O2- is bonded in a water-like geometry to one H1+ and one S6+ atom. In the sixth O2- site, O2- is bonded in a 3-coordinate geometry to two H1+ and one S6+ atom. In the seventh O2- site, O2- is bonded in a bent 150 degrees geometry to one Cd2+ and one S6+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CdH4S2O5 by Materials Project

CdH4SO5S crystallizes in the monoclinic P2_1/c space group. The structure is one-dimensional and consists of four hydrogen sulfide molecules and two CdH4SO5 ribbons oriented in the (0, 1, 0) direction. In each CdH4SO5 ribbon, Cd2+ is bonded in a distorted rectangular see-saw-like geometry to four O2- atoms. There are a spread of Cd–O bond distances ranging from 2.33–2.44 Å. There are four inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the second H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the third H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the fourth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. S2+ is bonded in a trigonal non-coplanar geometry to three O2- atoms. There is one shorter (1.46 Å) and two longer (1.48 Å) S–O bond length. There are five inequivalent O2- sites. In the first O2- site, O2- is bonded in a 2-coordinate geometry to one Cd2+ and one S2+ atom. In the second O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Cd2+ and one S2+ atom. In the third O2- site, O2- is bonded in a distorted water-like geometry to one Cd2+ and two H1+ atoms. In the fourth O2- site, O2- is bonded in a distorted water-like geometry to one Cd2+ and two H1+ atoms. In the fifth O2- site, O2- is bonded in a single-bond geometry to one S2+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CdH2(SO4)2 by Materials Project

CdH2(SO4)2 crystallizes in the monoclinic P2_1/c space group. The structure is two-dimensional and consists of two CdH2(SO4)2 sheets oriented in the (0, 1, 0) direction. Cd2+ is bonded to six O2- atoms to form CdO6 octahedra that share corners with six SO4 tetrahedra. There are a spread of Cd–O bond distances ranging from 2.27–2.36 Å. There are two inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the second H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 1.00 Å. There are two inequivalent S6+ sites. In the first S6+ site, S6+ is bonded to four O2- atoms to form SO4 tetrahedra that share corners with three equivalent CdO6 octahedra. The corner-sharing octahedra tilt angles range from 40–57°. There are a spread of S–O bond distances ranging from 1.47–1.58 Å. In the second S6+ site, S6+ is bonded to four O2- atoms to form SO4 tetrahedra that share corners with three equivalent CdO6 octahedra. The corner-sharing octahedra tilt angles range from 29–56°. There are a spread of S–O bond distances ranging from 1.45–1.58 Å. There are eight inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Cd2+ and one S6+ atom. In the second O2- site, O2- is bonded in a 1-coordinate geometry to one Cd2+ and one S6+ atom. In the third O2- site, O2- is bonded in a 2-coordinate geometry to one Cd2+ and one S6+ atom. In the fourth O2- site, O2- is bonded in a 2-coordinate geometry to one Cd2+ and one S6+ atom. In the fifth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one Cd2+ and one S6+ atom. In the sixth O2- site, O2- is bonded in a water-like geometry to one H1+ and one S6+ atom. In the seventh O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Cd2+ and one S6+ atom. In the eighth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one H1+ and one S6+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Cd3H8(SO4)3 by Materials Project

Cd3H4(SO4)3(H2)2 crystallizes in the monoclinic C2/c space group. The structure is three-dimensional and consists of sixteen hydrogen molecules and one Cd3H4(SO4)3 framework. In the Cd3H4(SO4)3 framework, there are two inequivalent Cd2+ sites. In the first Cd2+ site, Cd2+ is bonded to one H1+ and four O2- atoms to form CdHO4 trigonal bipyramids that share corners with four SO4 tetrahedra. The Cd–H bond length is 1.85 Å. There are a spread of Cd–O bond distances ranging from 2.21–2.28 Å. In the second Cd2+ site, Cd2+ is bonded to two equivalent H1+ and four O2- atoms to form distorted CdH2O4 octahedra that share corners with four equivalent SO4 tetrahedra. Both Cd–H bond lengths are 2.26 Å. There are two shorter (2.16 Å) and two longer (2.29 Å) Cd–O bond lengths. There are two inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a single-bond geometry to one Cd2+ atom. In the second H1+ site, H1+ is bonded in a single-bond geometry to one Cd2+ atom. There are two inequivalent S+3.33+ sites. In the first S+3.33+ site, S+3.33+ is bonded to four O2- atoms to form SO4 tetrahedra that share corners with four equivalent CdHO4 trigonal bipyramids. There is two shorter (1.48 Å) and two longer (1.50 Å) S–O bond length. In the second S+3.33+ site, S+3.33+ is bonded to four O2- atoms to form SO4 tetrahedra that share corners with two equivalent CdH2O4 octahedra and corners with two equivalent CdHO4 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 41–46°. There are a spread of S–O bond distances ranging from 1.47–1.50 Å. There are six inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Cd2+ and one S+3.33+ atom. In the second O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one Cd2+ and one S+3.33+ atom. In the third O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one Cd2+ and one S+3.33+ atom. In the fourth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Cd2+ and one S+3.33+ atom. In the fifth O2- site, O2- is bonded in a 2-coordinate geometry to one Cd2+ and one S+3.33+ atom. In the sixth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Cd2+ and one S+3.33+ atom.

36 MATERIALS SCIENCE↗