SEARCH · Search NASA
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.
CuCdSb is half-Heusler structured and crystallizes in the cubic F-43m space group. The structure is three-dimensional and consists of four copper molecules and one CdSb framework. In the CdSb framework, Cd2+ is bonded to four equivalent Sb3- atoms to form corner-sharing CdSb4 tetrahedra. All Cd–Sb bond lengths are 2.84 Å. Sb3- is bonded to four equivalent Cd2+ atoms to form distorted corner-sharing SbCd4 tetrahedra.
Sm3SnC is (Cubic) Perovskite structured and crystallizes in the cubic Pm-3m space group. The structure is three-dimensional and consists of one methane molecule and one Sm3Sn framework. In the Sm3Sn framework, Sm is bonded in a linear geometry to two equivalent Sn atoms. Both Sm–Sn bond lengths are 2.87 Å. Sn is bonded to six equivalent Sm atoms to form corner-sharing SnSm6 octahedra. The corner-sharing octahedral tilt angles are 0°.
Ne is Copper structured and crystallizes in the cubic Fm-3m space group. The structure is zero-dimensional and consists of four neon molecules. Ne is bonded in a 1-coordinate geometry to atoms.
BaSbAg crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional and consists of two silver molecules and one BaSb framework. In the BaSb framework, Ba2+ is bonded to five equivalent Sb3- atoms to form a mixture of edge and corner-sharing BaSb5 trigonal bipyramids. There are three shorter (3.33 Å) and two longer (3.48 Å) Ba–Sb bond lengths. Sb3- is bonded to five equivalent Ba2+ atoms to form a mixture of edge and corner-sharing SbBa5 trigonal bipyramids.
SrSbAg crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional and consists of two silver molecules and one SrSb framework. In the SrSb framework, Sr2+ is bonded to five equivalent Sb3- atoms to form a mixture of corner and edge-sharing SrSb5 trigonal bipyramids. There are three shorter (3.19 Å) and two longer (3.29 Å) Sr–Sb bond lengths. Sb3- is bonded to five equivalent Sr2+ atoms to form a mixture of corner and edge-sharing SbSr5 trigonal bipyramids.
P is beta Plutonium-like structured and crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of six tetraphosphorus molecules. P is bonded in a 3-coordinate geometry to three equivalent P atoms. All P–P bond lengths are 2.20 Å.
CO is alpha carbon monoxide structured and crystallizes in the cubic P2_13 space group. The structure is zero-dimensional and consists of four formaldehyde molecules. C2+ is bonded in a single-bond geometry to one O2- atom. The C–O bond length is 1.14 Å. O2- is bonded in a single-bond geometry to one C2+ atom.
Tl(FeS)2 crystallizes in the tetragonal I4/mmm space group. The structure is two-dimensional and consists of two thallium molecules and two FeS sheets oriented in the (0, 0, 1) direction. In each FeS sheet, Fe is bonded to four equivalent S atoms to form a mixture of distorted edge and corner-sharing FeS4 tetrahedra. All Fe–S bond lengths are 2.35 Å. S is bonded in a 4-coordinate geometry to four equivalent Fe atoms.
N2 is Magnesium structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is zero-dimensional and consists of two ammonia molecules. N is bonded in a 1-coordinate geometry to atoms.
K2Ba(NO2)6Cu crystallizes in the orthorhombic Fmmm space group. The structure is three-dimensional and consists of four copper molecules and one K2Ba(NO2)6 framework. In the K2Ba(NO2)6 framework, K1+ is bonded to twelve O2- atoms to form KO12 cuboctahedra that share edges with six equivalent KO12 cuboctahedra and faces with four equivalent BaO12 cuboctahedra. There are a spread of K–O bond distances ranging from 3.17–3.30 Å. Ba2+ is bonded to twelve O2- atoms to form BaO12 cuboctahedra that share faces with eight equivalent KO12 cuboctahedra. There are a spread of Ba–O bond distances ranging from 2.90–2.93 Å. There are three inequivalent N3+ sites. In the first N3+ site, N3+ is bonded in a bent 120 degrees geometry to two equivalent O2- atoms. Both N–O bond lengths are 1.26 Å. In the second N3+ site, N3+ is bonded in a bent 120 degrees geometry to two equivalent O2- atoms. Both N–O bond lengths are 1.27 Å. In the third N3+ site, N3+ is bonded in a bent 120 degrees geometry to two equivalent O2- atoms. Both N–O bond lengths are 1.26 Å. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent K1+, one Ba2+, and one N3+ atom. In the second O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent K1+, one Ba2+, and one N3+ atom. In the third O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent K1+, one Ba2+, and one N3+ atom.
K2Sr(NO2)6Cu crystallizes in the orthorhombic Fmmm space group. The structure is three-dimensional and consists of four copper molecules and one K2Sr(NO2)6 framework. In the K2Sr(NO2)6 framework, K1+ is bonded to twelve O2- atoms to form KO12 cuboctahedra that share edges with six equivalent KO12 cuboctahedra and faces with four equivalent SrO12 cuboctahedra. There are a spread of K–O bond distances ranging from 3.08–3.17 Å. Sr2+ is bonded to twelve O2- atoms to form SrO12 cuboctahedra that share faces with eight equivalent KO12 cuboctahedra. There are a spread of Sr–O bond distances ranging from 2.73–2.77 Å. There are three inequivalent N3+ sites. In the first N3+ site, N3+ is bonded in a bent 120 degrees geometry to two equivalent O2- atoms. Both N–O bond lengths are 1.26 Å. In the second N3+ site, N3+ is bonded in a bent 120 degrees geometry to two equivalent O2- atoms. Both N–O bond lengths are 1.27 Å. In the third N3+ site, N3+ is bonded in a bent 120 degrees geometry to two equivalent O2- atoms. Both N–O bond lengths are 1.26 Å. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent K1+, one Sr2+, and one N3+ atom. In the second O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent K1+, one Sr2+, and one N3+ atom. In the third O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent K1+, one Sr2+, and one N3+ atom.
P crystallizes in the monoclinic C2/m space group. The structure is zero-dimensional and consists of four tetraphosphorus molecules. P is bonded in a 3-coordinate geometry to three equivalent P atoms. All P–P bond lengths are 2.20 Å.
Cs(CN)4B crystallizes in the tetragonal I4_1/a space group. The structure is three-dimensional and consists of four boron molecules and one Cs(CN)4 framework. In the Cs(CN)4 framework, Cs1+ is bonded in a 8-coordinate geometry to eight equivalent N3- atoms. There are four shorter (3.30 Å) and four longer (3.44 Å) Cs–N bond lengths. C2+ is bonded in a single-bond geometry to one N3- atom. The C–N bond length is 1.17 Å. N3- is bonded in a distorted single-bond geometry to two equivalent Cs1+ and one C2+ atom.
BCu(CN)4 is Tetraauricupride structured and crystallizes in the cubic P-43m space group. The structure is zero-dimensional and consists of one boron molecule and one Cu(CN)4 cluster. In the Cu(CN)4 cluster, Cu1+ is bonded in a tetrahedral geometry to four equivalent N3- atoms. All Cu–N bond lengths are 1.95 Å. C2+ is bonded in a single-bond geometry to one N3- atom. The C–N bond length is 1.16 Å. N3- is bonded in a linear geometry to one Cu1+ and one C2+ atom.
Rb(CN)4B crystallizes in the tetragonal I4_1/a space group. The structure is three-dimensional and consists of four boron molecules and one Rb(CN)4 framework. In the Rb(CN)4 framework, Rb1+ is bonded in a 8-coordinate geometry to eight equivalent N3- atoms. There are four shorter (3.11 Å) and four longer (3.33 Å) Rb–N bond lengths. C2+ is bonded in a single-bond geometry to one N3- atom. The C–N bond length is 1.17 Å. N3- is bonded in a distorted single-bond geometry to two equivalent Rb1+ and one C2+ atom.
BTl(CN)4 crystallizes in the tetragonal I4_1/a space group. The structure is three-dimensional and consists of four boron molecules and one Tl(CN)4 framework. In the Tl(CN)4 framework, Tl1+ is bonded in a 8-coordinate geometry to eight equivalent N3- atoms. There are four shorter (3.03 Å) and four longer (3.32 Å) Tl–N bond lengths. C2+ is bonded in a single-bond geometry to one N3- atom. The C–N bond length is 1.17 Å. N3- is bonded in a distorted single-bond geometry to two equivalent Tl1+ and one C2+ atom.
(K)3KSn23 is Matlockite-derived structured and crystallizes in the cubic Pm-3n space group. The structure is three-dimensional and consists of six potassium molecules and one KSn23 framework. In the KSn23 framework, K is bonded in a distorted body-centered cubic geometry to eight equivalent Sn atoms. All K–Sn bond lengths are 4.03 Å. There are three inequivalent Sn sites. In the first Sn site, Sn is bonded in a distorted pentagonal planar geometry to one K and four Sn atoms. There are one shorter (2.90 Å) and three longer (2.93 Å) Sn–Sn bond lengths. In the second Sn site, Sn is bonded to four equivalent Sn atoms to form corner-sharing SnSn4 tetrahedra. All Sn–Sn bond lengths are 2.95 Å. In the third Sn site, Sn is bonded to four Sn atoms to form distorted corner-sharing SnSn4 tetrahedra. The Sn–Sn bond length is 2.98 Å.
(K)2FeNi(CN)6 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is zero-dimensional and consists of four iron molecules, eight potassium molecules, and four Ni(CN)6 clusters. In each Ni(CN)6 cluster, Ni2+ is bonded in an octahedral geometry to six equivalent N3- atoms. All Ni–N bond lengths are 2.04 Å. C+1.83+ is bonded in a single-bond geometry to one N3- atom. The C–N bond length is 1.18 Å. N3- is bonded in a linear geometry to one Ni2+ and one C+1.83+ atom.