SEARCH · Engineering Papers
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.
Ti(YGe)2 crystallizes in the tetragonal P4/mmm space group. The structure is zero-dimensional and consists of one titanium molecule and two YGe clusters. In each YGe cluster, Y is bonded in a single-bond geometry to one Ge atom. The Y–Ge bond length is 2.58 Å. Ge is bonded in a single-bond geometry to one Y atom.
Ti(CrSi3)2 is Titanium Disilicide-derived structured and crystallizes in the orthorhombic C222 space group. The structure is three-dimensional. Ti4+ is bonded in a distorted q6 geometry to ten Si+1.33- atoms. There are a spread of Ti–Si bond distances ranging from 2.53–2.66 Å. Cr2+ is bonded in a distorted q6 geometry to ten Si+1.33- atoms. There are a spread of Cr–Si bond distances ranging from 2.46–2.66 Å. There are two inequivalent Si+1.33- sites. In the first Si+1.33- site, Si+1.33- is bonded in a 10-coordinate geometry to three equivalent Ti4+, two equivalent Cr2+, and five Si+1.33- atoms. There are a spread of Si–Si bond distances ranging from 2.48–2.68 Å. In the second Si+1.33- site, Si+1.33- is bonded in a 10-coordinate geometry to one Ti4+, four equivalent Cr2+, and five Si+1.33- atoms. There are a spread of Si–Si bond distances ranging from 2.46–2.71 Å.
TiMnSi4 is Titanium Disilicide-derived structured and crystallizes in the monoclinic P2 space group. The structure is three-dimensional. there are three inequivalent Ti4+ sites. In the first Ti4+ site, Ti4+ is bonded in a distorted q6 geometry to ten Si2- atoms. There are a spread of Ti–Si bond distances ranging from 2.54–2.68 Å. In the second Ti4+ site, Ti4+ is bonded in a distorted q6 geometry to ten Si2- atoms. There are a spread of Ti–Si bond distances ranging from 2.52–2.66 Å. In the third Ti4+ site, Ti4+ is bonded in a distorted q6 geometry to ten Si2- atoms. There are a spread of Ti–Si bond distances ranging from 2.53–2.67 Å. There are three inequivalent Mn4+ sites. In the first Mn4+ site, Mn4+ is bonded in a distorted q6 geometry to ten Si2- atoms. There are a spread of Mn–Si bond distances ranging from 2.42–2.66 Å. In the second Mn4+ site, Mn4+ is bonded in a distorted q6 geometry to ten Si2- atoms. There are a spread of Mn–Si bond distances ranging from 2.50–2.68 Å. In the third Mn4+ site, Mn4+ is bonded in a distorted q6 geometry to ten Si2- atoms. There are a spread of Mn–Si bond distances ranging from 2.41–2.65 Å. There are six inequivalent Si2- sites. In the first Si2- site, Si2- is bonded in a 10-coordinate geometry to one Ti4+, four Mn4+, and five Si2- atoms. There are a spread of Si–Si bond distances ranging from 2.47–2.70 Å. In the second Si2- site, Si2- is bonded in a 10-coordinate geometry to two Ti4+, three equivalent Mn4+, and five Si2- atoms. There are a spread of Si–Si bond distances ranging from 2.46–2.68 Å. In the third Si2- site, Si2- is bonded in a 10-coordinate geometry to one Ti4+, four Mn4+, and five Si2- atoms. There are a spread of Si–Si bond distances ranging from 2.52–2.70 Å. In the fourth Si2- site, Si2- is bonded in a 10-coordinate geometry to four Ti4+, one Mn4+, and five Si2- atoms. There are a spread of Si–Si bond distances ranging from 2.55–2.72 Å. In the fifth Si2- site, Si2- is bonded in a 10-coordinate geometry to three equivalent Ti4+, two Mn4+, and five Si2- atoms. There are a spread of Si–Si bond distances ranging from 2.60–2.66 Å. In the sixth Si2- site, Si2- is bonded in a 10-coordinate geometry to four Ti4+, one Mn4+, and five Si2- atoms. There are a spread of Si–Si bond distances ranging from 2.53–2.74 Å.
HfSn2 is Titanium Disilicide-like structured and crystallizes in the hexagonal P6_222 space group. The structure is three-dimensional. Hf is bonded in a distorted q6 geometry to ten equivalent Sn atoms. There are a spread of Hf–Sn bond distances ranging from 3.02–3.21 Å. Sn is bonded in a 10-coordinate geometry to five equivalent Hf and five equivalent Sn atoms. There are a spread of Sn–Sn bond distances ranging from 3.02–3.22 Å.
Zn3In is Titanium Disilicide-like structured and crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. there are two inequivalent Zn sites. In the first Zn site, Zn is bonded in a 10-coordinate geometry to six equivalent Zn and four equivalent In atoms. There are four shorter (2.68 Å) and two longer (2.78 Å) Zn–Zn bond lengths. There are two shorter (2.82 Å) and two longer (3.25 Å) Zn–In bond lengths. In the second Zn site, Zn is bonded in a 10-coordinate geometry to seven Zn and three equivalent In atoms. There are a spread of Zn–Zn bond distances ranging from 2.50–2.95 Å. There are two shorter (3.11 Å) and one longer (3.18 Å) Zn–In bond lengths. In is bonded in a 2-coordinate geometry to ten Zn atoms.
CrAlGe is Titanium Disilicide-derived structured and crystallizes in the orthorhombic F222 space group. The structure is three-dimensional. there are two inequivalent Cr sites. In the first Cr site, Cr is bonded in a 10-coordinate geometry to six Al and four equivalent Ge atoms. There are two shorter (2.69 Å) and four longer (2.77 Å) Cr–Al bond lengths. All Cr–Ge bond lengths are 2.55 Å. In the second Cr site, Cr is bonded in a distorted q6 geometry to four Al and six Ge atoms. All Cr–Al bond lengths are 2.54 Å. There are two shorter (2.72 Å) and four longer (2.76 Å) Cr–Ge bond lengths. There are three inequivalent Al sites. In the first Al site, Al is bonded in a 2-coordinate geometry to five Cr, three Al, and two Ge atoms. There are two shorter (2.70 Å) and one longer (2.83 Å) Al–Al bond lengths. Both Al–Ge bond lengths are 2.57 Å. In the second Al site, Al is bonded in a 2-coordinate geometry to five Cr, three Al, and two equivalent Ge atoms. There are two shorter (2.70 Å) and one longer (2.83 Å) Al–Al bond lengths. Both Al–Ge bond lengths are 2.57 Å. In the third Al site, Al is bonded in a 2-coordinate geometry to five Cr, three equivalent Al, and two equivalent Ge atoms. Both Al–Ge bond lengths are 2.57 Å. There are three inequivalent Ge sites. In the first Ge site, Ge is bonded in a 10-coordinate geometry to five Cr, two Al, and three Ge atoms. There are two shorter (2.73 Å) and one longer (2.78 Å) Ge–Ge bond lengths. In the second Ge site, Ge is bonded in a 10-coordinate geometry to five Cr, two Al, and three Ge atoms. Both Ge–Cr bond lengths are 2.55 Å. Both Ge–Al bond lengths are 2.57 Å. Both Ge–Ge bond lengths are 2.73 Å. In the third Ge site, Ge is bonded in a 10-coordinate geometry to five Cr, two Al, and three Ge atoms. There are a spread of Ge–Cr bond distances ranging from 2.55–2.76 Å. The Ge–Al bond length is 2.57 Å. The Ge–Ge bond length is 2.78 Å.
Nb5(SeS)2 is Titanium telluride-derived structured and crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. there are three inequivalent Nb sites. In the first Nb site, Nb is bonded in a distorted square co-planar geometry to two equivalent Se and two equivalent S atoms. Both Nb–Se bond lengths are 2.88 Å. Both Nb–S bond lengths are 2.73 Å. In the second Nb site, Nb is bonded to two equivalent Se and three equivalent S atoms to form distorted NbSe2S3 square pyramids that share corners with eight equivalent NbSe3S2 square pyramids and edges with six NbSe2S3 square pyramids. Both Nb–Se bond lengths are 2.66 Å. There are one shorter (2.50 Å) and two longer (2.59 Å) Nb–S bond lengths. In the third Nb site, Nb is bonded to three equivalent Se and two equivalent S atoms to form a mixture of distorted edge and corner-sharing NbSe3S2 square pyramids. There are one shorter (2.63 Å) and two longer (2.72 Å) Nb–Se bond lengths. Both Nb–S bond lengths are 2.54 Å. Se is bonded in a 6-coordinate geometry to six Nb atoms. S is bonded in a 6-coordinate geometry to six Nb atoms.
Al4Mo3Si2 is Titanium Disilicide-derived structured and crystallizes in the monoclinic C2 space group. The structure is three-dimensional. there are five inequivalent Mo sites. In the first Mo site, Mo is bonded in a 10-coordinate geometry to four Al and six Si atoms. There are two shorter (2.61 Å) and two longer (2.62 Å) Mo–Al bond lengths. There are a spread of Mo–Si bond distances ranging from 2.75–2.85 Å. In the second Mo site, Mo is bonded in a 10-coordinate geometry to seven Al and three equivalent Si atoms. There are a spread of Mo–Al bond distances ranging from 2.59–2.79 Å. There are two shorter (2.77 Å) and one longer (2.81 Å) Mo–Si bond lengths. In the third Mo site, Mo is bonded in a 10-coordinate geometry to seven Al and three Si atoms. There are a spread of Mo–Al bond distances ranging from 2.67–2.81 Å. There are two shorter (2.57 Å) and one longer (2.63 Å) Mo–Si bond lengths. In the fourth Mo site, Mo is bonded in a distorted q6 geometry to eight Al and two equivalent Si atoms. There are a spread of Mo–Al bond distances ranging from 2.66–2.81 Å. Both Mo–Si bond lengths are 2.61 Å. In the fifth Mo site, Mo is bonded in a 10-coordinate geometry to four Al and six Si atoms. There are two shorter (2.61 Å) and two longer (2.62 Å) Mo–Al bond lengths. There are a spread of Mo–Si bond distances ranging from 2.75–2.85 Å. There are five inequivalent Al sites. In the first Al site, Al is bonded in a 10-coordinate geometry to five Mo, two Al, and three equivalent Si atoms. Both Al–Al bond lengths are 2.61 Å. There are a spread of Al–Si bond distances ranging from 2.75–2.82 Å. In the second Al site, Al is bonded in a 10-coordinate geometry to five Mo, three equivalent Al, and two Si atoms. There are a spread of Al–Al bond distances ranging from 2.73–2.82 Å. There are one shorter (2.60 Å) and one longer (2.61 Å) Al–Si bond lengths. In the third Al site, Al is bonded in a 10-coordinate geometry to five Mo, three equivalent Al, and two equivalent Si atoms. There are one shorter (2.73 Å) and two longer (2.81 Å) Al–Al bond lengths. Both Al–Si bond lengths are 2.62 Å. In the fourth Al site, Al is bonded in a 10-coordinate geometry to five Mo, four Al, and one Si atom. The Al–Si bond length is 2.57 Å. In the fifth Al site, Al is bonded in a 10-coordinate geometry to five Mo and five Al atoms. There are three inequivalent Si sites. In the first Si site, Si is bonded in a 10-coordinate geometry to five Mo, two equivalent Al, and three equivalent Si atoms. There are one shorter (2.68 Å) and two longer (2.84 Å) Si–Si bond lengths. In the second Si site, Si is bonded in a distorted q6 geometry to five Mo and five Al atoms. In the third Si site, Si is bonded in a 10-coordinate geometry to five Mo, two equivalent Al, and three equivalent Si atoms.
V(CrSi3)2 is Titanium Disilicide-derived structured and crystallizes in the orthorhombic C222 space group. The structure is three-dimensional. V2+ is bonded in a distorted q6 geometry to ten Si+1.33- atoms. There are a spread of V–Si bond distances ranging from 2.49–2.59 Å. Cr3+ is bonded in a distorted q6 geometry to ten Si+1.33- atoms. There are a spread of Cr–Si bond distances ranging from 2.46–2.60 Å. There are two inequivalent Si+1.33- sites. In the first Si+1.33- site, Si+1.33- is bonded in a 10-coordinate geometry to three equivalent V2+, two equivalent Cr3+, and five Si+1.33- atoms. There are a spread of Si–Si bond distances ranging from 2.47–2.60 Å. In the second Si+1.33- site, Si+1.33- is bonded in a 10-coordinate geometry to one V2+, four equivalent Cr3+, and five Si+1.33- atoms. There are a spread of Si–Si bond distances ranging from 2.46–2.61 Å.
VCrSi4 is Titanium Disilicide-derived structured and crystallizes in the monoclinic P2 space group. The structure is three-dimensional. there are three inequivalent V5+ sites. In the first V5+ site, V5+ is bonded in a distorted q6 geometry to ten Si2- atoms. There are a spread of V–Si bond distances ranging from 2.49–2.63 Å. In the second V5+ site, V5+ is bonded in a distorted q6 geometry to ten Si2- atoms. There are a spread of V–Si bond distances ranging from 2.48–2.61 Å. In the third V5+ site, V5+ is bonded in a distorted q6 geometry to ten Si2- atoms. There are a spread of V–Si bond distances ranging from 2.49–2.62 Å. There are three inequivalent Cr3+ sites. In the first Cr3+ site, Cr3+ is bonded in a distorted q6 geometry to ten Si2- atoms. There are a spread of Cr–Si bond distances ranging from 2.47–2.62 Å. In the second Cr3+ site, Cr3+ is bonded in a distorted q6 geometry to ten Si2- atoms. There are a spread of Cr–Si bond distances ranging from 2.47–2.62 Å. In the third Cr3+ site, Cr3+ is bonded in a distorted q6 geometry to ten Si2- atoms. There are a spread of Cr–Si bond distances ranging from 2.46–2.61 Å. There are six inequivalent Si2- sites. In the first Si2- site, Si2- is bonded in a 10-coordinate geometry to one V5+, four Cr3+, and five Si2- atoms. There are a spread of Si–Si bond distances ranging from 2.47–2.63 Å. In the second Si2- site, Si2- is bonded in a 10-coordinate geometry to two V5+, three equivalent Cr3+, and five Si2- atoms. There are a spread of Si–Si bond distances ranging from 2.46–2.63 Å. In the third Si2- site, Si2- is bonded in a 10-coordinate geometry to one V5+, four Cr3+, and five Si2- atoms. There are a spread of Si–Si bond distances ranging from 2.48–2.62 Å. In the fourth Si2- site, Si2- is bonded in a 10-coordinate geometry to four V5+, one Cr3+, and five Si2- atoms. There are a spread of Si–Si bond distances ranging from 2.48–2.64 Å. In the fifth Si2- site, Si2- is bonded in a 10-coordinate geometry to three equivalent V5+, two Cr3+, and five Si2- atoms. There are a spread of Si–Si bond distances ranging from 2.56–2.62 Å. In the sixth Si2- site, Si2- is bonded in a 10-coordinate geometry to four V5+, one Cr3+, and five Si2- atoms. There are a spread of Si–Si bond distances ranging from 2.54–2.65 Å.
Ti(YSi)2 crystallizes in the tetragonal P4/mmm space group. The structure is zero-dimensional and consists of one titanium molecule and two YSi clusters. In each YSi cluster, Y3+ is bonded in a single-bond geometry to one Si4- atom. The Y–Si bond length is 2.66 Å. Si4- is bonded in a single-bond geometry to one Y3+ atom.
MgSn2 is Titanium Disilicide-like structured and crystallizes in the monoclinic C2/c space group. The structure is three-dimensional. Mg is bonded in a 10-coordinate geometry to ten equivalent Sn atoms. There are a spread of Mg–Sn bond distances ranging from 3.22–3.38 Å. Sn is bonded in a 12-coordinate geometry to five equivalent Mg and five equivalent Sn atoms. There are a spread of Sn–Sn bond distances ranging from 3.14–3.38 Å.
Ti2CrSi6 is Titanium Disilicide-derived structured and crystallizes in the orthorhombic C222 space group. The structure is three-dimensional. Ti3+ is bonded in a distorted q6 geometry to ten Si+1.33- atoms. There are a spread of Ti–Si bond distances ranging from 2.54–2.73 Å. Cr2+ is bonded in a distorted q6 geometry to ten Si+1.33- atoms. There are a spread of Cr–Si bond distances ranging from 2.51–2.71 Å. There are two inequivalent Si+1.33- sites. In the first Si+1.33- site, Si+1.33- is bonded in a 10-coordinate geometry to two equivalent Ti3+, three equivalent Cr2+, and five Si+1.33- atoms. There are a spread of Si–Si bond distances ranging from 2.48–2.69 Å. In the second Si+1.33- site, Si+1.33- is bonded in a 10-coordinate geometry to four equivalent Ti3+, one Cr2+, and five Si+1.33- atoms. There are a spread of Si–Si bond distances ranging from 2.57–2.78 Å.
Zr2Sn is Titanium Disilicide-like structured and crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. Zr is bonded in a 10-coordinate geometry to five equivalent Zr and five equivalent Sn atoms. There are a spread of Zr–Zr bond distances ranging from 3.13–3.19 Å. There are a spread of Zr–Sn bond distances ranging from 3.07–3.29 Å. Sn is bonded in a distorted q6 geometry to ten equivalent Zr atoms.
HfPd2 is Titanium Disilicide-like structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Hf is bonded in a distorted q6 geometry to ten equivalent Pd atoms. There are eight shorter (2.81 Å) and two longer (2.96 Å) Hf–Pd bond lengths. Pd is bonded in a 10-coordinate geometry to five equivalent Hf atoms.
MgHg2 is Titanium Disilicide structured and crystallizes in the monoclinic C2/c space group. The structure is three-dimensional. Mg is bonded in a distorted q6 geometry to ten equivalent Hg atoms. There are a spread of Mg–Hg bond distances ranging from 3.06–3.25 Å. Hg is bonded in a 5-coordinate geometry to five equivalent Mg atoms.
TiSi2H6(CO)2(Si(CH3)3)4Si(CH3)2 crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of two carbanide;hydroxysilicon;titanium(2+) molecules, two dimethylsilane molecules, and eight trimethylsilyl radical molecules.
Cu3TiO4 is Cyanogen Chloride-like structured and crystallizes in the trigonal P-3m1 space group. The structure is zero-dimensional and consists of one copper molecule, two copper(ii) hydroxide molecules, and one titanium molecule.