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.
NdONO3 crystallizes in the orthorhombic Pnma space group. The structure is one-dimensional and consists of four nitric acid molecules and two NdO ribbons oriented in the (0, 1, 0) direction. In each NdO ribbon, Nd3+ is bonded in a 2-coordinate geometry to two equivalent O2- atoms. There are one shorter (2.13 Å) and one longer (2.16 Å) Nd–O bond lengths. O2- is bonded in a bent 150 degrees geometry to two equivalent Nd3+ atoms.
Nd6N8O33 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are three inequivalent Nd sites. In the first Nd site, Nd is bonded in a 7-coordinate geometry to seven O atoms. There are a spread of Nd–O bond distances ranging from 2.35–2.64 Å. In the second Nd site, Nd is bonded in a 7-coordinate geometry to seven O atoms. There are a spread of Nd–O bond distances ranging from 2.36–2.60 Å. In the third Nd site, Nd is bonded in a 9-coordinate geometry to nine O atoms. There are a spread of Nd–O bond distances ranging from 2.39–3.04 Å. There are four inequivalent N sites. In the first N site, N is bonded in a trigonal planar geometry to three O atoms. There are a spread of N–O bond distances ranging from 1.24–1.27 Å. In the second N site, N is bonded in a trigonal planar geometry to three O atoms. There is one shorter (1.25 Å) and two longer (1.27 Å) N–O bond length. In the third N site, N is bonded in a trigonal planar geometry to three O atoms. All N–O bond lengths are 1.27 Å. In the fourth N site, N is bonded in a trigonal planar geometry to three O atoms. There are a spread of N–O bond distances ranging from 1.23–1.29 Å. There are seventeen inequivalent O sites. In the first O site, O is bonded in a trigonal non-coplanar geometry to three Nd atoms. In the second O site, O is bonded in a distorted bent 120 degrees geometry to one Nd and one N atom. In the third O site, O is bonded in a single-bond geometry to one N atom. In the fourth O site, O is bonded in a single-bond geometry to one Nd and one N atom. In the fifth O site, O is bonded in a trigonal non-coplanar geometry to three Nd atoms. In the sixth O site, O is bonded in a trigonal non-coplanar geometry to three Nd atoms. In the seventh O site, O is bonded in a distorted L-shaped geometry to one Nd and one N atom. In the eighth O site, O is bonded in a distorted single-bond geometry to one Nd and one N atom. In the ninth O site, O is bonded in a trigonal non-coplanar geometry to three Nd atoms. In the tenth O site, O is bonded in a single-bond geometry to one N atom. In the eleventh O site, O is bonded in a distorted single-bond geometry to one Nd and one N atom. In the twelfth O site, O is bonded in a distorted linear geometry to two equivalent Nd atoms. In the thirteenth O site, O is bonded in a distorted bent 150 degrees geometry to one Nd and one N atom. In the fourteenth O site, O is bonded in a distorted single-bond geometry to one Nd and one N atom. In the fifteenth O site, O is bonded in a bent 120 degrees geometry to one Nd and one N atom. In the sixteenth O site, O is bonded in a distorted L-shaped geometry to one Nd and one N atom. In the seventeenth O site, O is bonded in a distorted water-like geometry to one Nd and one N atom.
NdN3O13 crystallizes in the monoclinic P2_1/c space group. The structure is zero-dimensional and consists of four NdN3O13 clusters. Nd is bonded in a 9-coordinate geometry to nine O atoms. There are a spread of Nd–O bond distances ranging from 2.43–2.91 Å. There are three inequivalent N sites. In the first N site, N is bonded in a trigonal planar geometry to three O atoms. There is one shorter (1.22 Å) and two longer (1.30 Å) N–O bond length. In the second N site, N is bonded in a trigonal planar geometry to three O atoms. There are a spread of N–O bond distances ranging from 1.22–1.31 Å. In the third N site, N is bonded in a trigonal planar geometry to three O atoms. There is one shorter (1.22 Å) and two longer (1.30 Å) N–O bond length. There are thirteen inequivalent O sites. In the first O site, O is bonded in a distorted water-like geometry to one Nd and one N atom. In the second O site, O is bonded in a distorted L-shaped geometry to one Nd and one O atom. The O–O bond length is 1.25 Å. In the third O site, O is bonded in a single-bond geometry to one N atom. In the fourth O site, O is bonded in a distorted L-shaped geometry to one Nd and one N atom. In the fifth O site, O is bonded in a distorted L-shaped geometry to one Nd and one N atom. In the sixth O site, O is bonded in a distorted L-shaped geometry to one Nd and one N atom. In the seventh O site, O is bonded in a distorted water-like geometry to one Nd and one N atom. In the eighth O site, O is bonded in a single-bond geometry to one N atom. In the ninth O site, O is bonded in a distorted L-shaped geometry to one Nd and one N atom. In the tenth O site, O is bonded in a single-bond geometry to one O atom. The O–O bond length is 1.23 Å. In the eleventh O site, O is bonded in a bent 150 degrees geometry to one Nd and one O atom. In the twelfth O site, O is bonded in a single-bond geometry to one N atom. In the thirteenth O site, O is bonded in a 1-coordinate geometry to one Nd and one O atom.
NdN3O13 crystallizes in the monoclinic P2_1/c space group. The structure is zero-dimensional and consists of four NdN3O13 clusters. Nd is bonded in a distorted hexagonal bipyramidal geometry to eight O atoms. There are a spread of Nd–O bond distances ranging from 2.41–2.66 Å. There are three inequivalent N sites. In the first N site, N is bonded in a trigonal planar geometry to three O atoms. There is one shorter (1.22 Å) and two longer (1.30 Å) N–O bond length. In the second N site, N is bonded in a trigonal planar geometry to three O atoms. There are a spread of N–O bond distances ranging from 1.22–1.31 Å. In the third N site, N is bonded in a trigonal planar geometry to three O atoms. There is one shorter (1.22 Å) and two longer (1.30 Å) N–O bond length. There are thirteen inequivalent O sites. In the first O site, O is bonded in a water-like geometry to one Nd and one N atom. In the second O site, O is bonded in a single-bond geometry to one O atom. The O–O bond length is 1.23 Å. In the third O site, O is bonded in a single-bond geometry to one N atom. In the fourth O site, O is bonded in a distorted L-shaped geometry to one Nd and one N atom. In the fifth O site, O is bonded in a distorted L-shaped geometry to one Nd and one N atom. In the sixth O site, O is bonded in a distorted L-shaped geometry to one Nd and one N atom. In the seventh O site, O is bonded in a distorted water-like geometry to one Nd and one N atom. In the eighth O site, O is bonded in a single-bond geometry to one N atom. In the ninth O site, O is bonded in a distorted L-shaped geometry to one Nd and one N atom. In the tenth O site, O is bonded in a single-bond geometry to one O atom. The O–O bond length is 1.23 Å. In the eleventh O site, O is bonded in a bent 150 degrees geometry to one Nd and one O atom. In the twelfth O site, O is bonded in a single-bond geometry to one N atom. In the thirteenth O site, O is bonded in a bent 150 degrees geometry to one Nd and one O atom.
Nd(NO3)6(N2)3(NO3)3 crystallizes in the monoclinic C2/c space group. The structure is zero-dimensional and consists of twenty-four ammonia molecules, twelve nitric acid molecules, and four Nd(NO3)6 clusters. In each Nd(NO3)6 cluster, Nd3+ is bonded in a cuboctahedral geometry to twelve O2- atoms. There are a spread of Nd–O bond distances ranging from 2.62–2.68 Å. There are three inequivalent N+3.40+ sites. In the first N+3.40+ site, N+3.40+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of N–O bond distances ranging from 1.24–1.28 Å. In the second N+3.40+ site, N+3.40+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of N–O bond distances ranging from 1.24–1.28 Å. In the third N+3.40+ site, N+3.40+ is bonded in a trigonal planar geometry to three O2- atoms. There is one shorter (1.24 Å) and two longer (1.27 Å) N–O bond length. There are nine inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted single-bond geometry to one Nd3+ and one N+3.40+ atom. In the second O2- site, O2- is bonded in a single-bond geometry to one N+3.40+ atom. In the third O2- site, O2- is bonded in a distorted single-bond geometry to one Nd3+ and one N+3.40+ atom. In the fourth O2- site, O2- is bonded in a single-bond geometry to one N+3.40+ atom. In the fifth O2- site, O2- is bonded in a distorted single-bond geometry to one Nd3+ and one N+3.40+ atom. In the sixth O2- site, O2- is bonded in a distorted single-bond geometry to one Nd3+ and one N+3.40+ atom. In the seventh O2- site, O2- is bonded in a single-bond geometry to one N+3.40+ atom. In the eighth O2- site, O2- is bonded in a distorted single-bond geometry to one Nd3+ and one N+3.40+ atom. In the ninth O2- site, O2- is bonded in a distorted single-bond geometry to one Nd3+ and one N+3.40+ atom.
Nd(NO3)3 crystallizes in the monoclinic C2/c space group. The structure is three-dimensional. there are three inequivalent Nd3+ sites. In the first Nd3+ site, Nd3+ is bonded in a cuboctahedral geometry to twelve O2- atoms. There are a spread of Nd–O bond distances ranging from 2.61–2.65 Å. In the second Nd3+ site, Nd3+ is bonded in a 12-coordinate geometry to twelve O2- atoms. There are a spread of Nd–O bond distances ranging from 2.55–2.83 Å. In the third Nd3+ site, Nd3+ is bonded in a 11-coordinate geometry to eleven O2- atoms. There are a spread of Nd–O bond distances ranging from 2.50–2.91 Å. There are six inequivalent N5+ sites. In the first N5+ site, N5+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of N–O bond distances ranging from 1.25–1.29 Å. In the second N5+ site, N5+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of N–O bond distances ranging from 1.24–1.30 Å. In the third N5+ site, N5+ is bonded in a trigonal planar geometry to three O2- atoms. There is two shorter (1.25 Å) and one longer (1.31 Å) N–O bond length. In the fourth N5+ site, N5+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of N–O bond distances ranging from 1.25–1.29 Å. In the fifth N5+ site, N5+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of N–O bond distances ranging from 1.24–1.29 Å. In the sixth N5+ site, N5+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of N–O bond distances ranging from 1.25–1.30 Å. There are eighteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted single-bond geometry to one Nd3+ and one N5+ atom. In the second O2- site, O2- is bonded in a distorted single-bond geometry to two Nd3+ and one N5+ atom. In the third O2- site, O2- is bonded in a distorted single-bond geometry to two Nd3+ and one N5+ atom. In the fourth O2- site, O2- is bonded in a distorted single-bond geometry to one Nd3+ and one N5+ atom. In the fifth O2- site, O2- is bonded in a distorted single-bond geometry to one Nd3+ and one N5+ atom. In the sixth O2- site, O2- is bonded in a distorted single-bond geometry to two Nd3+ and one N5+ atom. In the seventh O2- site, O2- is bonded in a distorted single-bond geometry to one Nd3+ and one N5+ atom. In the eighth O2- site, O2- is bonded in a distorted water-like geometry to one Nd3+ and one N5+ atom. In the ninth O2- site, O2- is bonded in a distorted single-bond geometry to one Nd3+ and one N5+ atom. In the tenth O2- site, O2- is bonded in a distorted single-bond geometry to two Nd3+ and one N5+ atom. In the eleventh O2- site, O2- is bonded in a distorted single-bond geometry to one Nd3+ and one N5+ atom. In the twelfth O2- site, O2- is bonded in a distorted single-bond geometry to one Nd3+ and one N5+ atom. In the thirteenth O2- site, O2- is bonded in a distorted water-like geometry to one Nd3+ and one N5+ atom. In the fourteenth O2- site, O2- is bonded in a distorted single-bond geometry to two Nd3+ and one N5+ atom. In the fifteenth O2- site, O2- is bonded in a distorted single-bond geometry to one Nd3+ and one N5+ atom. In the sixteenth O2- site, O2- is bonded in a single-bond geometry to one Nd3+ and one N5+ atom. In the seventeenth O2- site, O2- is bonded in a distorted single-bond geometry to one Nd3+ and one N5+ atom. In the eighteenth O2- site, O2- is bonded in a distorted single-bond geometry to one Nd3+ and one N5+ atom.