Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Scott J. Weigel"'
Publikováno v:
Journal of Materials Chemistry. 10:2109-2113
The linear [Cu(pyr)2]2+ complex has been synthesized in situ within the internal pore architecture of siliceous ferrierite. The structure of the product was determined by single crystal X-ray diffraction [formula Cu0.964F1.2(Si36O72)·4C5H5N, space g
Autor:
Vincent Munch, Galen D. Stucky, Scott J. Weigel, Gérard Férey, Francis Taulelle, Anthony K. Cheetham, Thierry Loiseau
Publikováno v:
Scopus-Elsevier
A procedure for structural characterization based on X-ray diffraction (XRD) and on a set of two-dimensional solid-state NMR experiments is proposed. It has been applied to a new gallophosphate oxyfluorinated compound, T(T = amine)—GaPO [Ga4(PO4)3(
Publikováno v:
Journal of Catalysis. 172:274-280
The location of extra-framework Cu 2+ cations in the dehydrated copper ion exchanged zeolite, ferrierite, has been determined from the analysis of synchrotron X-ray powder diffraction data (Cu 0.023 (Al 0.065 Si 0.935 )O 2 ; space group Immm, a =18.8
Publikováno v:
Journal of the American Chemical Society. 119:9252-9267
First-time applications of solid-state exchange 13C NMR techniques to the study of the reorientation dynamics of hydrocarbon molecules adsorbed on zeolites have enabled the geometry and time scales of molecular hopping processes between adjacent adso
Publikováno v:
The Journal of Physical Chemistry B. 101:3065-3071
Siliceous and aluminosilicate ferrierite samples (Si/Al ratios = 18, 50, and 80) have been prepared in the presence of propylamine and pyridine and characterized by near-infrared Fourier transform Raman spectroscopy and 29Si, 27Al, and 13C NMR. Incor
Publikováno v:
Journal of Catalysis. 170:227-235
The locations of extra-framework Cu2+ cations in hydrated copper ion-exchanged mordenite (formula Cu1384T48O2 · 28H2O, space group Cmcm, a = 18.1659(4) A,b = 20.375(1) A,c = 7.495(1) A, V = 2774.4(4) A3, Z = 1,R = 5.13%) and its partially dehydrated
Publikováno v:
ResearcherID
The formation of single crystals of the clathrasil dodecasil-3C from a solvothermal synthesis has been followed by in situ diffraction techniques using synchrotron radiation and an image-plate area detector. The high intensity of the X-ray beam, coup
Autor:
Bradley F. Chmelka, Anthony K. Cheetham, L. M. Bull, Neil J. Henson, Russell E. Morris, Michael T. Janicke, Scott J. Weigel
Publikováno v:
Journal of the American Chemical Society. 116:11849-11855
Publikováno v:
ChemInform. 28
Siliceous and aluminosilicate ferrierite samples (Si/Al ratios = 18, 50, and 80) have been prepared in the presence of propylamine and pyridine and characterized by near-infrared Fourier transform Raman spectroscopy and 29Si, 27Al, and 13C NMR. Incor
Autor:
Russell E. Morris, Scott J. Weigel
Publikováno v:
ChemInform. 28
Molecular sieves are important in many industrial processes and their synthesis has been the focus of much research. In addition to the traditional synthetic methods based on aqueous media there is a growing body of work describing preparations using