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  1. No Access

    Article

    Neutron Vibrational Spectroscopy of the H5O2+ Ion and Its Deuterated Analog in Phosphotungstic Acid Hexahydrate

    Heteropolyacid hydrates of the general form H3PM12O40 • nH2O are of interest to researchers in areas such as proton conductivity and catalysis. The water molecules in these hydrated acids reside in the interstiti...

    N.C. Maliszewskyj, T.J. Udovic, J.M. Nicol in MRS Online Proceedings Library (1996)

  2. No Access

    Article

    Small Angle Neutron Scattering Study of the Structure and Formation of Ordered Mesopores in Silica

    The nanoscale structure and synthesis mechanisms of a recently developed class of inorganic mesoporous materials with ordered arrays of uniform mesopores have been investigated by small angle neutron scatterin...

    C. J. Glinka, J. M. Nicol, G. D. Stucky, E. Ramli… in MRS Online Proceedings Library (1994)

  3. No Access

    Article

    Neutron and Raman Spectroscopes of 134 and 134a Hydrofluorocarbons Encaged in Na-X Zeolite

    Inelastic neutron scattering methods were used in conjunction with Raman spectroscopy to probe the vibrational density of states of the hydrofluorocarbons (HFCs) 134 (HF2C-CF2H) and 134a (F3C-CFH2) adsorbed in th...

    T. J. Udovic, J. M. Nicol, R. R. Cavanagh, J. J. Rush… in MRS Online Proceedings Library (1994)

  4. No Access

    Article

    Characterization of the Interaction of Hydrogen with Iridium Clusters in Zeolites by Inelastic Neutron Scattering Spectroscopy

    Incoherent inelastic neutron scattering (IINS) measurements of hydrogen bound to Ir6 clusters in the nanoscale pores of zeolite NaY and similar clusters in KL zeolite are reported. On the basis of hydrogen uptake...

    J. M. Nicol, T. J. Udovic, R. R. Cavanagh, Z. Xu, S. Kawi… in MRS Online Proceedings Library (1994)

  5. No Access

    Article

    Neutron Scattering Study of Layered Silicates Pillared with Alkylandnonium Ions

    Incoherent, inelastic neutron scattering has been used to study the vibrational spectra of tetramethylammonium montmorillonite and trimethylammonium vermiculite in the energy range 20–140 meV. For both systems...

    D. A. Neumann, J. M. Nicol, J. J. Rush, N. Wada… in MRS Online Proceedings Library (1989)