Engineering Papers⌕ Search

SEARCH · Engineering Papers

Results for “coordination 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 847 records · Page 47

Materials Data on HgPd by Materials Project

PdHg is alpha-derived structured and crystallizes in the cubic P2_13 space group. The structure is three-dimensional. Pd is bonded in a 7-coordinate geometry to seven equivalent Hg atoms. There are a spread of Pd–Hg bond distances ranging from 2.83–2.87 Å. Hg is bonded in a 7-coordinate geometry to seven equivalent Pd atoms.

36 MATERIALS SCIENCE↗

Materials Data on FeSi by Materials Project

FeSi crystallizes in the cubic P2_13 space group. The structure is three-dimensional. Fe is bonded in a 7-coordinate geometry to seven equivalent Si atoms. There are a spread of Fe–Si bond distances ranging from 2.28–2.50 Å. Si is bonded in a 7-coordinate geometry to seven equivalent Fe atoms.

36 MATERIALS SCIENCE↗

Materials Data on ZrSnTe by Materials Project

ZrSnTe is Matlockite structured and crystallizes in the tetragonal P4/nmm space group. The structure is three-dimensional. Zr is bonded in a 9-coordinate geometry to four equivalent Sn and five equivalent Te atoms. All Zr–Sn bond lengths are 3.10 Å. There are four shorter (3.08 Å) and one longer (3.13 Å) Zr–Te bond lengths. Sn is bonded in a 8-coordinate geometry to four equivalent Zr and four equivalent Sn atoms. All Sn–Sn bond lengths are 2.91 Å. Te is bonded in a 5-coordinate geometry to five equivalent Zr atoms.

36 MATERIALS SCIENCE↗

Materials Data on ZrGeSb by Materials Project

ZrGeSb is Matlockite structured and crystallizes in the tetragonal P4/nmm space group. The structure is three-dimensional. Zr is bonded in a 9-coordinate geometry to four equivalent Ge and five equivalent Sb atoms. All Zr–Ge bond lengths are 2.90 Å. There are four shorter (2.98 Å) and one longer (3.15 Å) Zr–Sb bond lengths. Ge is bonded in a 8-coordinate geometry to four equivalent Zr and four equivalent Ge atoms. All Ge–Ge bond lengths are 2.72 Å. Sb is bonded in a 5-coordinate geometry to five equivalent Zr atoms.

36 MATERIALS SCIENCE↗

Materials Data on ZrO2 by Materials Project

ZrO2 is Cotunnite structured and crystallizes in the orthorhombic Pnma space group. The structure is three-dimensional. Zr4+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Zr–O bond distances ranging from 2.17–2.62 Å. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded to four equivalent Zr4+ atoms to form a mixture of edge and corner-sharing OZr4 tetrahedra. In the second O2- site, O2- is bonded in a 3-coordinate geometry to five equivalent Zr4+ atoms.

36 MATERIALS SCIENCE↗

Materials Data on VRh by Materials Project

RhV is alpha iridium vanadium structured and crystallizes in the orthorhombic Cmmm space group. The structure is three-dimensional. V is bonded in a 9-coordinate geometry to one V and eight equivalent Rh atoms. The V–V bond length is 2.38 Å. All V–Rh bond lengths are 2.65 Å. Rh is bonded in a 8-coordinate geometry to eight equivalent V atoms.

36 MATERIALS SCIENCE↗

Materials Data on ZnH by Materials Project

ZnH crystallizes in the hexagonal P6_3mc space group. The structure is three-dimensional. Zn is bonded in a 1-coordinate geometry to four equivalent H atoms. There is one shorter (1.79 Å) and three longer (2.16 Å) Zn–H bond length. H is bonded in a 1-coordinate geometry to four equivalent Zn atoms.

36 MATERIALS SCIENCE↗

Materials Data on SbSI by Materials Project

SbSI crystallizes in the orthorhombic P2_12_12_1 space group. The structure is three-dimensional. Sb3+ is bonded in a 6-coordinate geometry to three equivalent S2- and three equivalent I1- atoms. There are one shorter (2.51 Å) and two longer (2.72 Å) Sb–S bond lengths. There are a spread of Sb–I bond distances ranging from 3.13–3.61 Å. S2- is bonded in a 3-coordinate geometry to three equivalent Sb3+ atoms. I1- is bonded in a 2-coordinate geometry to three equivalent Sb3+ atoms.

36 MATERIALS SCIENCE↗

Materials Data on ReTe by Materials Project

ReTe crystallizes in the hexagonal P6_3mc space group. The structure is three-dimensional. Re is bonded in a 4-coordinate geometry to four equivalent Te atoms. There are three shorter (2.61 Å) and one longer (2.65 Å) Re–Te bond lengths. Te is bonded in a 4-coordinate geometry to four equivalent Re atoms.

36 MATERIALS SCIENCE↗

Materials Data on K3Mg by Materials Project

K3Mg crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. K is bonded in a 12-coordinate geometry to eight equivalent K and two equivalent Mg atoms. There are a spread of K–K bond distances ranging from 4.10–4.54 Å. Both K–Mg bond lengths are 4.15 Å. Mg is bonded in a 6-coordinate geometry to six equivalent K atoms.

36 MATERIALS SCIENCE↗

Materials Data on MgZn by Materials Project

MgZn is beta-prime cadmium gold structured and crystallizes in the orthorhombic Pmma space group. The structure is three-dimensional. Mg is bonded in a 12-coordinate geometry to eight equivalent Zn atoms. There are a spread of Mg–Zn bond distances ranging from 2.87–3.00 Å. Zn is bonded in a 8-coordinate geometry to eight equivalent Mg atoms.

36 MATERIALS SCIENCE↗

Materials Data on SmI by Materials Project

SmI is Tungsten Carbide structured and crystallizes in the hexagonal P-6m2 space group. The structure is three-dimensional. Sm is bonded in a 6-coordinate geometry to six equivalent I atoms. All Sm–I bond lengths are 3.25 Å. I is bonded in a 6-coordinate geometry to six equivalent Sm atoms.

36 MATERIALS SCIENCE↗

Materials Data on TiPd by Materials Project

TiPd is beta-prime cadmium gold structured and crystallizes in the orthorhombic Pmma space group. The structure is three-dimensional. Ti is bonded in a 12-coordinate geometry to eight equivalent Pd atoms. There are a spread of Ti–Pd bond distances ranging from 2.74–2.89 Å. Pd is bonded in a 12-coordinate geometry to eight equivalent Ti atoms.

36 MATERIALS SCIENCE↗

Materials Data on TiI by Materials Project

TiI crystallizes in the hexagonal P6_3mc space group. The structure is three-dimensional. Ti is bonded in a 4-coordinate geometry to four equivalent I atoms. There are three shorter (2.76 Å) and one longer (2.80 Å) Ti–I bond lengths. I is bonded in a 4-coordinate geometry to four equivalent Ti atoms.

36 MATERIALS SCIENCE↗

Materials Data on Tl3Ge by Materials Project

Tl3Ge crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Tl is bonded in a 2-coordinate geometry to six equivalent Tl and two equivalent Ge atoms. There are two shorter (3.39 Å) and four longer (3.41 Å) Tl–Tl bond lengths. Both Tl–Ge bond lengths are 3.32 Å. Ge is bonded in a 6-coordinate geometry to six equivalent Tl atoms.

36 MATERIALS SCIENCE↗

Materials Data on PPb3 by Materials Project

Pb3P crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. Pb is bonded in a 10-coordinate geometry to eight equivalent Pb and two equivalent P atoms. There are a spread of Pb–Pb bond distances ranging from 3.26–3.49 Å. Both Pb–P bond lengths are 3.35 Å. P is bonded in a 6-coordinate geometry to six equivalent Pb atoms.

36 MATERIALS SCIENCE↗

Materials Data on VP2 by Materials Project

P2V crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. V5+ is bonded in a 8-coordinate geometry to eight P+2.50- atoms. There are a spread of V–P bond distances ranging from 2.43–2.49 Å. There are two inequivalent P+2.50- sites. In the first P+2.50- site, P+2.50- is bonded in a 4-coordinate geometry to three equivalent V5+ and three equivalent P+2.50- atoms. There are one shorter (2.23 Å) and two longer (2.58 Å) P–P bond lengths. In the second P+2.50- site, P+2.50- is bonded in a 5-coordinate geometry to five equivalent V5+ atoms.

36 MATERIALS SCIENCE↗

Materials Data on UPSe by Materials Project

UPSe is Matlockite structured and crystallizes in the tetragonal P4/nmm space group. The structure is three-dimensional. U5+ is bonded in a 9-coordinate geometry to four equivalent P3- and five equivalent Se2- atoms. All U–P bond lengths are 2.87 Å. There are four shorter (2.89 Å) and one longer (3.15 Å) U–Se bond lengths. P3- is bonded in a 8-coordinate geometry to four equivalent U5+ and four equivalent P3- atoms. All P–P bond lengths are 2.74 Å. Se2- is bonded in a 5-coordinate geometry to five equivalent U5+ atoms.

36 MATERIALS SCIENCE↗