BITS Pilani Institutional Repository: Recent submissions

  • Thermal ion–molecule reactions in oxygen-containing molecules. Proton and hydride ion transfer reactions in acetaldehyde 
    Kumakura, Minoru; Arakawa, Kazuo; Sugiura, Toshio (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (08), 1978)
    The proton and hydride ion transfer reactions in acetaldehyde have been studied on a modified time-of-flight mass spectrometer. The appearance potentials and the ionization efficiency curves of fragment and product ions ...
  • Infrared studies of ethanol adsorbed on porous glass 
    Metcalfe, Alan; Shankar, S. Ude (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (08), 1978)
    The interaction of ethanol with Vycor porous glass, at room temperature, has been studied with the aid of infrared spectroscopy. Bands between 3750 and 2800 cm–1 were observed. They are attributed to three adsorbed species, ...
  • Fragmentation and Isomerization of [(CH3)2CHCHCH3]: Ions in Gas-phase Radiolysis 
    Collin, Guy J.; Herman, Jan A. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (08), 1978)
    A study has been made of the influence of different additives on the radiolysis of gaseous mixtures of hydrogen, 3-methyl-but-1-ene and oxygen. In these systems the [(CH3)2CHCHCH3]+ ion is formed by proton transfer from ...
  • Effect of Lead Compounds on Heterogeneous Oxidation Catalysts 
    Bucknell, James G.; Cullis, Charles F.; Hucknall, David J. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (08), 1978)
    Studies have been made of the structure, physicochemical characteristic and catalytic activity of a number of unsupported and alumina-supported transition metal oxides as well as of alumina-supported platinum. Measurements ...
  • Rate of Polymorphic Transformation Between Phases II and III of Hexachloroethane 
    Koga, Yoshikata; Miura, Robert M. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (07), 1978)
    The temperature dependent growth rate of the stable phase near the transition point between phases II and III of hexachloroethane (C2Cl6) was measured by dilatometry. Reproducible results were obtained by repetitive cycling ...
  • Chemical Energy Accommodation at Catalyst Surfaces Flow Reactor Studies of the Association of Nitrogen Atoms on Metals at High Temperatures 
    Halpern, Bret; Rosner, Daniel E. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (07), 1978)
    The fate of the energy release in highly exoergic surface-catalysed chemical reactions is of considerable fundamental interest and influences catalyst volatilization/sintering, the aerodynamic heating of hypersonic glide ...
  • Self-diffusion Coefficients of Water in Pure Water and in Aqueous Solutions of Several Electrolytes with 1SO and 2H as Tracers 
    Tanaka, Kazuko (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (07), 1978)
    The self-diffusion coefficients of water in pure water and in aqueous electrolyte solutions have been measured by using the sintered glass diaphragm cell technique with 2H and 18O as tracers. The extrapolated value from ...
  • Sorption Behaviour of Silanated H-Mordenite 
    Barrer, R. M.; Vansant, E. F.; Peeters, G. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (07), 1978)
    The changes in the sorption behaviour of H-mordenite resulting from the primary chemisorption of SiH4, secondary reactions and oxidation of chemisorbed SiHx with H2O have been investigated, using O2, N2 and CO as sorbates ...
  • Structural Analysis of Some Molten Materials by X-ray Diffraction Part 5.—LiCl, PbCL and their Mixtures 
    Ohno, Hideo; Yoroki, Mitsugu; Furukawa, Kazuo; Takagi, Yoshiki; Nakamura, Tetsuro (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (07), 1978)
    The molten structure of PbCl2, LiCl and their mixtures were examined by X-ray diffraction analysis. In molten Pbcl2, each Pb atom is surrounded by about eight Cl atoms at a distance of 2.92 Å, which is near to the sum of ...
  • Nuclear Magnetic Relaxation Studies of Preferential Solvation in Electrolyte Solutions Another Indirect Method Using only Solvent Magnetic Interactions 
    Capparelli, Alberto L.; Gill, Dip S.; Hertz, H. Gerhard; Tutsch, Rüdiger (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (07), 1978)
    In the mixture ROH/H2O (R = CnD2n+1) an intramolecular proton relaxation contribution due to magnetic dipole interaction only occurs in the water molecule. If the water molecules are preferentially bound to a hydrated ...
  • Nuclear Magnetic Relaxation Studies of Preferential Solvation in Electrolyte Solutions 
    Capparelli, Alberto L.; Gill, Dip S.; Hertz, H. Gerhard; Tutsch, Rüdiger; Weingärtner, Hermann (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (07), 1978)
    Formulae are derived which describe the increase in the total proton magnetic relaxation rate relative to the intramolecular relaxation rate in a solvent mixture when solvent molecules of one kind are enriched in the ...
  • Thermal Ummolecular Reactions of Vinvlcvelnl . Isopropenylcyclobutane 
    Frey, Henry M.; Pottinger, Ruth (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (07), 1978)
    The thermal decomposition of vinylcyclobutane proceeds by two pathways both of which are homogeneous first order processes. One reaction channel (k1) yields butadiene and ethylene, the other (k2) cyclohexene. Arrhenius ...
  • Thermal unimolecular reactions of vinylcyclobutane and isopropenylcyclobutane 
    Frey, Henry M.; Pottinger, Ruth (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (07), 1978)
    The thermal decomposition of vinylcyclobutane proceeds by two pathways both of which are homogeneous first order processes. One reaction channel (k1) yields butadiene and ethylene, the other (k2) cyclohexene. Arrhenius ...
  • Laser Flash Photolysis Study of the Photoionisation of Chlorpromazine and Promazine in Solution 
    Navaratnam, Suppiah; Parsons, Barry J.; Phillips, Glyn O.; Davies, A. Keith (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (07), 1978)
    Solutions of promazine hydrochloride and chlorpromazine hydrochloride have been flash photolysed with 25 ns pulses of 347.1 nm light from a frequency-doubled ruby laser. In addition to the excited triplet states of these ...
  • Kinetics of the Reaction Between 2,4-Dinitrophenol and Tri-n-octylamine in Chlorobenzene Solution Diffusion and other Rate-limiting Factors 
    Caldin, Edward F.; Tortschanoff, Karl (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (07), 1978)
    The kinetics of the reaction between 2,4-dinitrophenol and tri-n-octylamine in chlorobenzene solution have been investigated by a microwave temperature-jump technique. The rate constant is about 30 times smaller than the ...
  • Kinetic Isotope Effects in the Reactions of 4-Nitrophenylnitromethane with Alkylamidine Bases in Toluene 
    Caldin, Edward F.; Rogne, Otto; Wilson, Christopher J. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (07), 1978)
    Kinetic isotope effects have been determined for the proton-transfer and deuteron-transfer reactions of 4-nitrophenylnitromethane (4-NPNM; NO2C6H4CH2NO2, NO2C6H4CD2NO2) with two alkylamidine bases [HN = C(NEt2)R; R = ...
  • Characterization of the Hydroxyls in Offretitc Zeolite 
    Mirodatos, Claude; Abou-Kais, Antoine; Vedrine, Jacques C.; Barthomeuf, Denise (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (07), 1978)
    It is shown that three structural hydroxyl groups are generated in offretite upon cation exchange. The 3660 cm–1 OH groups are either not acidic or only slightly so and are probably located in the inaccessible hexagonal ...
  • Far-Ultraviolet Solution Spectroscopy of Chloride Ion 
    Fox, Malcolm F.; Barker, Barry E.; Hayon, Elie (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (07), 1978)
    The far-ultraviolet absorption spectra of chloride ion have been studied in a large variety of solvents and over a large range of temperatures. Solvents used include both blue- and red-shifting solvents for charge-transf ...
  • Land cover mapping of mixed classes using 2D CNN with multi-frequency SAR data 
    Phartiyal, Gopal Singh (Elsevier, 2024-07)
    Synthetic aperture radar (SAR) data obtained at multiple frequencies and polarizations offers valuable complementary information for classifying mixed classes that exhibit similar backscattering response. Although deep ...
  • Fractional crop cover estimation via drone imagery and machine learning with color models 
    Phartiyal, Gopal Singh (IEEE, 2024)
    Drones have become increasingly popular in precision agriculture due to their ability to collect valuable data quickly and efficiently. One of the major aspects of precision agriculture is to estimate fraction crop cover ...