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.
NH4F is Iron carbide-derived structured and crystallizes in the hexagonal P6_3mc space group. The structure is zero-dimensional and consists of two ammonium molecules and two hydrofluoric acid molecules.
NH4H3F4 crystallizes in the trigonal R3c space group. The structure is zero-dimensional and consists of six ammonium molecules and six fluorane molecules.
NH4H4F5 is Copper structured and crystallizes in the tetragonal I4_1/a space group. The structure is zero-dimensional and consists of four ac1l3ppx molecules and four ammonium molecules.
NH4H7F8 crystallizes in the monoclinic P2_1/c space group. The structure is zero-dimensional and consists of four ammonium molecules and four H7F8 clusters. In each H7F8 cluster, there are seven inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a linear geometry to two F1- atoms. There is one shorter (1.06 Å) and one longer (1.27 Å) H–F bond length. In the second H1+ site, H1+ is bonded in a linear geometry to two F1- atoms. There is one shorter (0.98 Å) and one longer (1.51 Å) H–F bond length. In the third H1+ site, H1+ is bonded in a linear geometry to two F1- atoms. There is one shorter (0.97 Å) and one longer (1.52 Å) H–F bond length. In the fourth H1+ site, H1+ is bonded in a linear geometry to two F1- atoms. There is one shorter (1.02 Å) and one longer (1.36 Å) H–F bond length. In the fifth H1+ site, H1+ is bonded in a linear geometry to two F1- atoms. There is one shorter (1.00 Å) and one longer (1.43 Å) H–F bond length. In the sixth H1+ site, H1+ is bonded in a linear geometry to two F1- atoms. There is one shorter (0.98 Å) and one longer (1.50 Å) H–F bond length. In the seventh H1+ site, H1+ is bonded in a linear geometry to two F1- atoms. There is one shorter (1.01 Å) and one longer (1.40 Å) H–F bond length. There are eight inequivalent F1- sites. In the first F1- site, F1- is bonded in a trigonal planar geometry to three H1+ atoms. In the second F1- site, F1- is bonded in a bent 120 degrees geometry to two H1+ atoms. In the third F1- site, F1- is bonded in a bent 120 degrees geometry to two H1+ atoms. In the fourth F1- site, F1- is bonded in a single-bond geometry to one H1+ atom. In the fifth F1- site, F1- is bonded in a bent 120 degrees geometry to two H1+ atoms. In the sixth F1- site, F1- is bonded in a single-bond geometry to one H1+ atom. In the seventh F1- site, F1- is bonded in a distorted water-like geometry to two H1+ atoms. In the eighth F1- site, F1- is bonded in a single-bond geometry to one H1+ atom.
NH4HF2 is High Pressure (4-7GPa) Tellurium structured and crystallizes in the orthorhombic Pmna space group. The structure is zero-dimensional and consists of four ammonium molecules and four hydrogen fluoride hydrogen fluoride molecules.
NF2H is alpha oxygen-derived structured and crystallizes in the triclinic P1 space group. The structure is zero-dimensional and consists of four hydrofluoric acid molecules and four monofluoroamine molecules.
NF2H is Ammonia-derived structured and crystallizes in the orthorhombic Pca2_1 space group. The structure is zero-dimensional and consists of four difluoroamine molecules. N1+ is bonded in a distorted trigonal non-coplanar geometry to one H1+ and two F1- atoms. The N–H bond length is 1.04 Å. Both N–F bond lengths are 1.42 Å. H1+ is bonded in a single-bond geometry to one N1+ atom. There are two inequivalent F1- sites. In the first F1- site, F1- is bonded in a single-bond geometry to one N1+ atom. In the second F1- site, F1- is bonded in a single-bond geometry to one N1+ atom.
N2(H2)3(HF2)2 crystallizes in the trigonal R-3m space group. The structure is zero-dimensional and consists of six hydrogen fluoride hydrogen fluoride molecules, six molecular hydrogen molecules, and three nitrogen molecules.
(NH4)2(NH3)2F2 crystallizes in the orthorhombic Pca2_1 space group. The structure is zero-dimensional and consists of four ammonia molecules, four ammonium molecules, and four hydrofluoric acid molecules.