Zobrazeno 1 - 10
of 111
pro vyhledávání: '"R. K. Mcmullan"'
Publikováno v:
Annals of the New York Academy of Sciences. 912:940-949
In this paper, two themes are specifically targeted for developing a cost-effective option to transport methane hydrates from distant locations. Under the first theme, data are presented on crystal growth techniques, sample preparation and neutron di
Publikováno v:
Acta Crystallographica Section B Structural Science. 61:381-386
The crystal structure of Sr(OH)2·8H2O has been determined at 20, 100 and 200 K from neutron diffraction data. The structure consists of double layers of H2O and OH− ions separated by Sr2+ along the c axis. The Sr2+ ions are eight-coordinated by wa
Publikováno v:
Acta Crystallographica Section B Structural Science. 53:645-653
The crystal structure of the AgClO4.C6H6 \pi complex, earlier determined by X-ray diffraction at room temperature, has been redetermined at 18, 78 and 158 K by neutron diffraction. Crystal data: orthorhombic, space group Cmcm, Z = 4, F(000) = 225.318
Publikováno v:
Acta Crystallographica Section B Structural Science. 52:616-627
Crystal data: Na4Si3Al3O12Cl, cubic, space group P43n, Z = 2, F(000) = 233.06 fm, μ n = 0.06 cm−1, lattice parameter ao (Å) [T] (K) at eight temperatures: 8.882 (1) [295]; 8.902 (2) [500]; 8.912 (1) [600]; 8.923 (1) [700] 8.951 (2) [800]; 8.971(1
Publikováno v:
Zeitschrift für Kristallographie - Crystalline Materials. 210:934-947
The crystal structure of squaric acid [3,4-dihydroxy-3-cyclobutene-1,2-dione, H2C4O4, M = 114.1] has been determined from neutron diffraction data at 15 K, T c − 21 K, T c − 13 K and T c + 5 K below and above the phase transition at 374 K. The sp
Publikováno v:
Acta Crystallographica Section B Structural Science. 50:695-703
Neutron diffraction data for suberic acid [HOOC(CH2)6COOH] were collected at 18.4, 75 and 123 K using a twinned crystal. The neutron data reduction included derivation of a complete set of corrected intensities, as if from a single crystal. This was
Autor:
Haakon Hope, Tai Hasegawa, R. K. McMullan, Sean Parkin, Zai-Wei Li, Henry Taube, Thomas F. Koetzle
Publikováno v:
Journal of the American Chemical Society. 116:4352-4356
The structure of [Os([eta][sup 2]-H[sub 2])en[sub 2]CH[sub 3]CO[sub 2]]PF[sub 6] (1) has been studied by X-ray diffraction at 120 K and neutron diffraction at 165 K. Compound 1 belongs to a series of dihydrogen complexes of osmium(II) amines, exhibit
Publikováno v:
Inorganic Chemistry. 32:4819-4824
The structure of [MoH([eta]-C[sub 5]Me[sub 5])(CO)[sub 3]] (1) has been determined by X-ray diffraction at 163(3) K [a = 6.969(2) [angstrom], b = 12.651(2) [angstrom], c = 7.954(2) [angstrom], [beta] = 103.36(2)[degrees], monoclinic, P2[sub 1]/m (No.
Autor:
R. K. McMullan, D. Hanke, Robert Bau, Thomas F. Koetzle, Bernhard Nuber, Karl Wieghardt, Roy S. Lu
Publikováno v:
Inorganic Chemistry. 32:4300-4305
The macrocyclic ligands 1,4,7-trimethyl-1,4,7-triazacyclononane (L) and 1,2-bis(4,7-dimethyl-1,4,7-triaza-1-cyclononyl)ethane (Me[sub 4]dtne) react with RhCl[sub 3][center dot]3H[sub 2]O in ethanol affording the neutral complexes LRhCl[sub 3] (1) and
Publikováno v:
Zeitschrift für Kristallographie - Crystalline Materials. 204:215-238