Search NASA⌕ Search

SEARCH · Search NASA

Results for “Pd2 structure”

Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.

Quote a phrase for an exact phrase match. Source license links do not imply unrestricted reuse.

At least 235 records · Page 13
All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on Rb2PdN2(ClO2)2 by Materials Project

Rb2PdN2(O2Cl)2 crystallizes in the orthorhombic Cmce space group. The structure is three-dimensional. Rb1+ is bonded in a 10-coordinate geometry to six equivalent O2- and four equivalent Cl1- atoms. There are a spread of Rb–O bond distances ranging from 3.11–3.37 Å. There are two shorter (3.51 Å) and two longer (3.52 Å) Rb–Cl bond lengths. Pd2+ is bonded in a 6-coordinate geometry to two equivalent N3+ and four equivalent Cl1- atoms. Both Pd–N bond lengths are 2.05 Å. There are two shorter (2.36 Å) and two longer (3.22 Å) Pd–Cl bond lengths. N3+ is bonded in a distorted bent 120 degrees geometry to one Pd2+ and two equivalent O2- atoms. Both N–O bond lengths are 1.25 Å. O2- is bonded in a distorted single-bond geometry to three equivalent Rb1+ and one N3+ atom. Cl1- is bonded in a distorted single-bond geometry to four equivalent Rb1+ and two equivalent Pd2+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on BaHo2PdO5 by Materials Project

Ho2BaPdO5 crystallizes in the tetragonal P4/mbm space group. The structure is three-dimensional. Ba2+ is bonded in a distorted q6 geometry to ten O2- atoms. All Ba–O bond lengths are 2.96 Å. Ho3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ho–O bond distances ranging from 2.22–2.51 Å. Pd2+ is bonded in a square co-planar geometry to four equivalent O2- atoms. All Pd–O bond lengths are 2.02 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded to two equivalent Ba2+ and four equivalent Ho3+ atoms to form distorted corner-sharing OBa2Ho4 octahedra. The corner-sharing octahedra tilt angles range from 0–34°. In the second O2- site, O2- is bonded in a 6-coordinate geometry to two equivalent Ba2+, three equivalent Ho3+, and one Pd2+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on P2Pd3S8 by Materials Project

Pd3(PS4)2 crystallizes in the trigonal P-3m1 space group. The structure is two-dimensional and consists of one Pd3(PS4)2 sheet oriented in the (0, 0, 1) direction. Pd2+ is bonded in a square co-planar geometry to four equivalent S2- atoms. All Pd–S bond lengths are 2.36 Å. P5+ is bonded in a distorted tetrahedral geometry to four S2- atoms. There are one shorter (1.91 Å) and three longer (2.13 Å) P–S bond lengths. There are two inequivalent S2- sites. In the first S2- site, S2- is bonded in a distorted T-shaped geometry to two equivalent Pd2+ and one P5+ atom. In the second S2- site, S2- is bonded in a single-bond geometry to one P5+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on K2PdN2(ClO2)2 by Materials Project

K2PdN2(O2Cl)2 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. K1+ is bonded to five O2- and three equivalent Cl1- atoms to form distorted edge-sharing KCl3O5 hexagonal bipyramids. There are a spread of K–O bond distances ranging from 2.88–3.12 Å. There are a spread of K–Cl bond distances ranging from 3.18–3.23 Å. Pd2+ is bonded in a distorted square co-planar geometry to two equivalent N3+ and two equivalent Cl1- atoms. Both Pd–N bond lengths are 2.06 Å. Both Pd–Cl bond lengths are 2.33 Å. N3+ is bonded in a distorted bent 120 degrees geometry to one Pd2+ and two O2- atoms. There is one shorter (1.25 Å) and one longer (1.26 Å) N–O bond length. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to three equivalent K1+ and one N3+ atom. In the second O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent K1+ and one N3+ atom. Cl1- is bonded in a 4-coordinate geometry to three equivalent K1+ and one Pd2+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Sr(SbPd)2 by Materials Project

Sr(PdSb)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Sr2+ is bonded in a distorted body-centered cubic geometry to eight equivalent Sb3- atoms. All Sr–Sb bond lengths are 3.63 Å. Pd2+ is bonded to four equivalent Sb3- atoms to form a mixture of edge and corner-sharing PdSb4 tetrahedra. All Pd–Sb bond lengths are 2.68 Å. Sb3- is bonded in a 9-coordinate geometry to four equivalent Sr2+, four equivalent Pd2+, and one Sb3- atom. The Sb–Sb bond length is 2.93 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Tc3Pd by Materials Project

Tc3Pd crystallizes in the trigonal R-3m space group. The structure is three-dimensional. there are seven inequivalent Tc+0.67- sites. In the first Tc+0.67- site, Tc+0.67- is bonded to nine Tc+0.67- and three equivalent Pd2+ atoms to form a mixture of edge, face, and corner-sharing TcTc9Pd3 cuboctahedra. There are three shorter (2.72 Å) and six longer (2.74 Å) Tc–Tc bond lengths. All Tc–Pd bond lengths are 2.81 Å. In the second Tc+0.67- site, Tc+0.67- is bonded to twelve Tc+0.67- atoms to form TcTc12 cuboctahedra that share corners with six equivalent TcTc12 cuboctahedra, edges with eighteen TcTc9Pd3 cuboctahedra, and faces with eighteen TcTc9Pd3 cuboctahedra. All Tc–Tc bond lengths are 2.74 Å. In the third Tc+0.67- site, Tc+0.67- is bonded to nine Tc+0.67- and three equivalent Pd2+ atoms to form a mixture of edge, face, and corner-sharing TcTc9Pd3 cuboctahedra. There are three shorter (2.72 Å) and six longer (2.74 Å) Tc–Tc bond lengths. All Tc–Pd bond lengths are 2.81 Å. In the fourth Tc+0.67- site, Tc+0.67- is bonded to sixteen Tc+0.67- atoms to form a mixture of edge, face, and corner-sharing TcTc16 cuboctahedra. There are a spread of Tc–Tc bond distances ranging from 2.72–5.48 Å. In the fifth Tc+0.67- site, Tc+0.67- is bonded to nine Tc+0.67- and three equivalent Pd2+ atoms to form TcTc9Pd3 cuboctahedra that share corners with seventeen TcTc9Pd3 cuboctahedra, edges with sixteen TcTc9Pd3 cuboctahedra, and faces with fifteen TcTc16 cuboctahedra. All Tc–Tc bond lengths are 2.74 Å. All Tc–Pd bond lengths are 2.81 Å. In the sixth Tc+0.67- site, Tc+0.67- is bonded to twelve Tc+0.67- atoms to form TcTc12 cuboctahedra that share corners with eleven TcTc13Pd3 cuboctahedra, edges with sixteen TcTc9Pd3 cuboctahedra, and faces with twenty-one TcTc13Pd3 cuboctahedra. There are six shorter (2.72 Å) and six longer (2.74 Å) Tc–Tc bond lengths. In the seventh Tc+0.67- site, Tc+0.67- is bonded to thirteen Tc+0.67- and three equivalent Pd2+ atoms to form TcTc13Pd3 cuboctahedra that share corners with seventeen TcTc9Pd3 cuboctahedra, edges with twenty TcTc9Pd3 cuboctahedra, and faces with twenty-five TcTc13Pd3 cuboctahedra. There are a spread of Tc–Tc bond distances ranging from 2.74–5.48 Å. All Tc–Pd bond lengths are 2.81 Å. There are two inequivalent Pd2+ sites. In the first Pd2+ site, Pd2+ is bonded in a 6-coordinate geometry to six equivalent Tc+0.67- atoms. In the second Pd2+ site, Pd2+ is bonded in a 6-coordinate geometry to six Tc+0.67- atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on PdC4S4(IN4)2 by Materials Project

PdC4S4(N4I)2 crystallizes in the monoclinic C2/c space group. The structure is one-dimensional and consists of two PdC4S4(N4I)2 ribbons oriented in the (-1, 0, 1) direction. Pd2+ is bonded in a distorted octahedral geometry to two equivalent N1- and four S2- atoms. Both Pd–N bond lengths are 2.13 Å. There are two shorter (2.39 Å) and two longer (2.41 Å) Pd–S bond lengths. There are two inequivalent C4+ sites. In the first C4+ site, C4+ is bonded in a 1-coordinate geometry to two N1- and one S2- atom. Both C–N bond lengths are 1.37 Å. The C–S bond length is 1.62 Å. In the second C4+ site, C4+ is bonded in a distorted trigonal planar geometry to two N1- and one S2- atom. There is one shorter (1.32 Å) and one longer (1.34 Å) C–N bond length. The C–S bond length is 1.80 Å. There are four inequivalent N1- sites. In the first N1- site, N1- is bonded in a distorted single-bond geometry to one C4+ and one S2- atom. The N–S bond length is 2.87 Å. In the second N1- site, N1- is bonded in a distorted single-bond geometry to one C4+ atom. In the third N1- site, N1- is bonded in a 2-coordinate geometry to one Pd2+, one C4+, and one I1- atom. The N–I bond length is 2.32 Å. In the fourth N1- site, N1- is bonded in a distorted bent 120 degrees geometry to one C4+ and one I1- atom. The N–I bond length is 2.06 Å. There are two inequivalent S2- sites. In the first S2- site, S2- is bonded in a distorted water-like geometry to one Pd2+ and one C4+ atom. In the second S2- site, S2- is bonded in a 3-coordinate geometry to one Pd2+, one C4+, and one N1- atom. I1- is bonded in a 2-coordinate geometry to two N1- atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Ca2Sb4Pd3 by Materials Project

Ca2Pd3Sb4 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. there are two inequivalent Ca2+ sites. In the first Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight Sb+2.50- atoms. There are four shorter (3.41 Å) and four longer (3.70 Å) Ca–Sb bond lengths. In the second Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight Sb+2.50- atoms. There are four shorter (3.28 Å) and four longer (3.48 Å) Ca–Sb bond lengths. There are three inequivalent Pd2+ sites. In the first Pd2+ site, Pd2+ is bonded in a 5-coordinate geometry to five Sb+2.50- atoms. There are one shorter (2.61 Å) and four longer (2.72 Å) Pd–Sb bond lengths. In the second Pd2+ site, Pd2+ is bonded to four equivalent Sb+2.50- atoms to form a mixture of edge and corner-sharing PdSb4 tetrahedra. All Pd–Sb bond lengths are 2.69 Å. In the third Pd2+ site, Pd2+ is bonded in a distorted rectangular see-saw-like geometry to four equivalent Sb+2.50- atoms. All Pd–Sb bond lengths are 2.75 Å. There are three inequivalent Sb+2.50- sites. In the first Sb+2.50- site, Sb+2.50- is bonded in a 4-coordinate geometry to four Ca2+, two equivalent Pd2+, and four equivalent Sb+2.50- atoms. All Sb–Sb bond lengths are 3.19 Å. In the second Sb+2.50- site, Sb+2.50- is bonded in a 9-coordinate geometry to four equivalent Ca2+ and five Pd2+ atoms. In the third Sb+2.50- site, Sb+2.50- is bonded in a 8-coordinate geometry to four equivalent Ca2+ and four equivalent Pd2+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CeSb3Pd by Materials Project

CePdSb3 crystallizes in the tetragonal P4/nmm space group. The structure is three-dimensional. Ce3+ is bonded in a 9-coordinate geometry to nine Sb+1.67- atoms. There are a spread of Ce–Sb bond distances ranging from 3.44–3.62 Å. Pd2+ is bonded in a 5-coordinate geometry to five Sb+1.67- atoms. There are one shorter (2.63 Å) and four longer (2.86 Å) Pd–Sb bond lengths. There are three inequivalent Sb+1.67- sites. In the first Sb+1.67- site, Sb+1.67- is bonded in a 8-coordinate geometry to four equivalent Ce3+ and four equivalent Pd2+ atoms. In the second Sb+1.67- site, Sb+1.67- is bonded in a distorted body-centered cubic geometry to four equivalent Ce3+ and four equivalent Sb+1.67- atoms. All Sb–Sb bond lengths are 2.94 Å. In the third Sb+1.67- site, Sb+1.67- is bonded in a 1-coordinate geometry to one Ce3+, one Pd2+, and four equivalent Sb+1.67- atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on BaNd2PdO5 by Materials Project

Nd2BaPdO5 crystallizes in the tetragonal P4/mbm space group. The structure is three-dimensional. Ba2+ is bonded in a distorted q6 geometry to ten O2- atoms. There are two shorter (2.99 Å) and eight longer (3.03 Å) Ba–O bond lengths. Nd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Nd–O bond distances ranging from 2.33–2.61 Å. Pd2+ is bonded in a square co-planar geometry to four equivalent O2- atoms. All Pd–O bond lengths are 2.03 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded to two equivalent Ba2+ and four equivalent Nd3+ atoms to form corner-sharing OBa2Nd4 octahedra. The corner-sharing octahedra tilt angles range from 0–34°. In the second O2- site, O2- is bonded in a 6-coordinate geometry to two equivalent Ba2+, three equivalent Nd3+, and one Pd2+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on BaSm2PdO5 by Materials Project

BaSm2PdO5 crystallizes in the tetragonal P4/mbm space group. The structure is three-dimensional. Ba2+ is bonded in a distorted q6 geometry to ten O2- atoms. There are two shorter (2.98 Å) and eight longer (3.01 Å) Ba–O bond lengths. Sm3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Sm–O bond distances ranging from 2.29–2.58 Å. Pd2+ is bonded in a square co-planar geometry to four equivalent O2- atoms. All Pd–O bond lengths are 2.02 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded to two equivalent Ba2+ and four equivalent Sm3+ atoms to form distorted corner-sharing OBa2Sm4 octahedra. The corner-sharing octahedra tilt angles range from 0–34°. In the second O2- site, O2- is bonded in a 6-coordinate geometry to two equivalent Ba2+, three equivalent Sm3+, and one Pd2+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on BaY2PdO5 by Materials Project

BaY2PdO5 crystallizes in the tetragonal P4/mbm space group. The structure is three-dimensional. Ba2+ is bonded in a distorted q6 geometry to ten O2- atoms. There are two shorter (2.97 Å) and eight longer (2.98 Å) Ba–O bond lengths. Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.24–2.53 Å. Pd2+ is bonded in a square co-planar geometry to four equivalent O2- atoms. All Pd–O bond lengths are 2.02 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded to two equivalent Ba2+ and four equivalent Y3+ atoms to form distorted corner-sharing OBa2Y4 octahedra. The corner-sharing octahedra tilt angles range from 0–34°. In the second O2- site, O2- is bonded in a 6-coordinate geometry to two equivalent Ba2+, three equivalent Y3+, and one Pd2+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on BaDy2PdO5 by Materials Project

BaDy2PdO5 crystallizes in the tetragonal P4/mbm space group. The structure is three-dimensional. Ba2+ is bonded in a distorted q6 geometry to ten O2- atoms. There are two shorter (2.96 Å) and eight longer (2.97 Å) Ba–O bond lengths. Dy3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Dy–O bond distances ranging from 2.23–2.52 Å. Pd2+ is bonded in a square co-planar geometry to four equivalent O2- atoms. All Pd–O bond lengths are 2.02 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded to two equivalent Ba2+ and four equivalent Dy3+ atoms to form distorted corner-sharing OBa2Dy4 octahedra. The corner-sharing octahedra tilt angles range from 0–34°. In the second O2- site, O2- is bonded in a 6-coordinate geometry to two equivalent Ba2+, three equivalent Dy3+, and one Pd2+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on BaPr2PdO5 by Materials Project

Pr2BaPdO5 crystallizes in the tetragonal P4/mbm space group. The structure is three-dimensional. Ba2+ is bonded in a distorted q6 geometry to ten O2- atoms. There are two shorter (3.00 Å) and eight longer (3.05 Å) Ba–O bond lengths. Pr3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Pr–O bond distances ranging from 2.35–2.64 Å. Pd2+ is bonded in a square co-planar geometry to four equivalent O2- atoms. All Pd–O bond lengths are 2.03 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded to two equivalent Ba2+ and four equivalent Pr3+ atoms to form corner-sharing OBa2Pr4 octahedra. The corner-sharing octahedra tilt angles range from 0–34°. In the second O2- site, O2- is bonded in a 6-coordinate geometry to two equivalent Ba2+, three equivalent Pr3+, and one Pd2+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on BaTb2PdO5 by Materials Project

BaTb2PdO5 crystallizes in the tetragonal P4/mbm space group. The structure is three-dimensional. Ba2+ is bonded in a distorted q6 geometry to ten O2- atoms. There are two shorter (2.97 Å) and eight longer (2.98 Å) Ba–O bond lengths. Tb3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Tb–O bond distances ranging from 2.25–2.53 Å. Pd2+ is bonded in a square co-planar geometry to four equivalent O2- atoms. All Pd–O bond lengths are 2.02 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded to two equivalent Ba2+ and four equivalent Tb3+ atoms to form distorted corner-sharing OBa2Tb4 octahedra. The corner-sharing octahedra tilt angles range from 0–34°. In the second O2- site, O2- is bonded in a 6-coordinate geometry to two equivalent Ba2+, three equivalent Tb3+, and one Pd2+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on BaSrPdF6 by Materials Project

BaSrPdF6 crystallizes in the orthorhombic Aea2 space group. The structure is three-dimensional. Ba2+ is bonded in a body-centered cubic geometry to eight F1- atoms. There are a spread of Ba–F bond distances ranging from 2.65–2.70 Å. Sr2+ is bonded in a distorted body-centered cubic geometry to eight F1- atoms. There are a spread of Sr–F bond distances ranging from 2.57–2.61 Å. Pd2+ is bonded in a rectangular see-saw-like geometry to four F1- atoms. All Pd–F bond lengths are 2.01 Å. There are three inequivalent F1- sites. In the first F1- site, F1- is bonded to two equivalent Ba2+ and two equivalent Sr2+ atoms to form a mixture of edge and corner-sharing FBa2Sr2 tetrahedra. In the second F1- site, F1- is bonded in a distorted trigonal planar geometry to two equivalent Ba2+ and one Pd2+ atom. In the third F1- site, F1- is bonded in a distorted trigonal planar geometry to two equivalent Sr2+ and one Pd2+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Pd(NCl)2 by Materials Project

Pd(NCl)2 crystallizes in the triclinic P1 space group. The structure is one-dimensional and consists of one Pd(NCl)2 ribbon oriented in the (0, 1, 0) direction. Pd2+ is bonded in a 3-coordinate geometry to two N and one Cl1- atom. There is one shorter (1.83 Å) and one longer (1.89 Å) Pd–N bond length. The Pd–Cl bond length is 2.56 Å. There are two inequivalent N sites. In the first N site, N is bonded in a bent 150 degrees geometry to one Pd2+ and one Cl1- atom. The N–Cl bond length is 1.63 Å. In the second N site, N is bonded in a distorted bent 120 degrees geometry to one Pd2+ and one Cl1- atom. The N–Cl bond length is 1.65 Å. There are two inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded in a distorted bent 120 degrees geometry to one Pd2+ and one N atom. In the second Cl1- site, Cl1- is bonded in a single-bond geometry to one N atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on BaPd(SeO3)2 by Materials Project

BaPd(SeO3)2 crystallizes in the monoclinic C2/c space group. The structure is three-dimensional. Ba2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ba–O bond distances ranging from 2.76–3.07 Å. Pd2+ is bonded in a square co-planar geometry to four O2- atoms. There are two shorter (2.03 Å) and two longer (2.05 Å) Pd–O bond lengths. Se4+ is bonded in a distorted trigonal non-coplanar geometry to three O2- atoms. There are a spread of Se–O bond distances ranging from 1.70–1.77 Å. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded in a 3-coordinate geometry to two equivalent Ba2+ and one Se4+ atom. In the second O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one Ba2+, one Pd2+, and one Se4+ atom. In the third O2- site, O2- is bonded in a distorted trigonal planar geometry to one Ba2+, one Pd2+, and one Se4+ atom.

36 MATERIALS SCIENCE↗