Search Results - "WITCOMB, M"

Polymer stabilized silver nanoparticles: A photochemical synthesis route by MALLICK, K, WITCOMB, M. J, SCURRELL, M. S

“…This study describes a novel and convenient way for the preparation of polymer stabilized colloidal silver by an ultra-violet irradiation technique…”
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Experimental Liquidus Surface Projection and Isothermal Section at 1000 °C of the V-Ni-C System by Fabuyide, A. A., Apata, A. O., Muobeleni, T. N., Witcomb, M. J., Jain, P. K., Rading, G. O., Borode, J. O., Cornish, L. A.

“…Twenty-three V-Ni-C alloys were produced and analysed in the as-cast condition, as well as after annealing at 1000 °C for 1000 h. The phases were identified…”
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Formation of palladium nanoparticles in poly (o-methoxyaniline) macromolecule fibers : An in-situ chemical synthesis method by MALLICK, K, WITCOMB, M. J, SCURRELL, M. S

“…We report here a novel in-situ synthetic method for the preparation of poly (o-methoxyaniline) and palladium nanoparticle composite material…”
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Fabrication of a nanostructured gold-polymer composite material by MALLICK, K, WITCOMB, M, SCURRELL, M

“…A facile synthesis route is described for the preparation of a poly-(o-aminophenol)-gold nanoparticle composite material by polymerization of o-aminophenol…”
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Redox catalytic property of gold nanoclusters: evidence of an electron-relay effect by MALLICK, K, WITCOMB, M. J, SCURRELL, M. S

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Liquidus Projection Surface and Isothermal Section at 1200 °C of Ni-Ru-Y by Coetzee, S. H., Cornish, L. A., Witcomb, M. J., Jain, P. K.

“…Scanning electron microscopy studies with energy dispersive x-ray analyses of as-cast and annealed samples of Ni-Ru-Y were used to produce a solidification…”
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Performance of WC–VC–Co thermal spray coatings in abrasion and slurry erosion tests by Machio, C.N., Akdogan, G., Witcomb, M.J., Luyckx, S.

“…Thermal spray coatings based on tungsten carbide are widely used in wear applications. This paper presents results obtained from commercial WC–12 wt.%Co and…”
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Preparation of highly dispersed Pd-nanoparticles in poly- (o-aminophenol) needles: An ‘intimate composite material’ by Mallick, K, Witcomb, M. J, Dinsmore, A, Scurrell, M. S

“…Poly- (o-aminophenol)-Pd nanoparticle composite can be prepared by a single step, one pot chemical synthetic route at room temperature. ∼2nm sized…”
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Revised phase diagram for the Pt–Ti system from 30 to 60 at.% platinum by Biggs, T, Cornish, L.A, Witcomb, M.J, Cortie, M.B

“…Alloys of the Ti–Pt system between 30 and 61 at.% Pt were studied using metallography with optical and scanning electron microscopy (SEM), X-ray diffraction…”
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Investigation of as-cast alloys in the Pt–Al–Cr system by Süss, R., Cornish, L.A., Witcomb, M.J.

“…Platinum-based alloys are being developed which have microstructures that are analogous to the γ/γ′ microstructure of the nickel-based superalloys. These…”
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CO Oxidation over Anatase TiO₂ Supported Au: Effect of Nitrogen Doping by Sakthivel, R, Ntho, T, Witcomb, M, Scurrell, M. S

“…Nitrogen doped yellowish anatase phase of titania support (TiO₂-x N x ) was prepared by hydrolysis of titanium (IV) butoxide with 15% NH₄OH followed by…”
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Influence of selenization techniques on the reaction kinetics of chalcopyrite thin films by Bekker, J., Alberts, V., Witcomb, M.J.

“…In this study, CuInSe 2 thin films were prepared by the reaction of identical metallic alloys with three different chalcogenide sources. Comparisons were drawn…”
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Tooth colour change with Ozicure Oxygen Activator: a comparative in vitro tooth bleaching study by Grundlingh, A A, Grossman, E S, Witcomb, M J

“…This in vitro study compared a new tooth bleaching product, Ozicure Oxygen Activator (O3, RSA) with Opalescence Quick (Ultradent, USA) using a randomised block…”
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Investigation of isothermal sections at 1000 and 600 °C in the Pt–Cr–Ru system by Süss, R., Cornish, L.A., Witcomb, M.J.

“…Platinum-based alloys are being developed which have microstructures that are analogous to the γ/γ′ microstructure of the nickel-based superalloys. These…”
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Polymer-stabilized colloidal gold: a convenient method for the synthesis of nanoparticles by a UV-irradiation approach by MALLICK, K, WITCOMB, M. J, SCURRELL, M. S

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Visual and digital comparative tooth colour assessment methods and atomic force microscopy surface roughness by Grundlingh, A A, Grossman, E S, Shrivastava, S, Witcomb, M J

“…This study compared digital and visual colour tooth colour assessment methods in a sample of 99 teeth consisting of incisors, canines and pre-molars. The teeth…”
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Investigation of as-cast alloys in the Pt–Cr–Ru system by Süss, R., Cornish, L.A., Witcomb, M.J.

“…Platinum-based alloys are being developed which have microstructures that are analogous to the γ/γ′ microstructure of the nickel-based superalloys. These…”
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Ion beam induced defects in solids studied by optical techniques by Comins, J.D., Amolo, G.O., Derry, T.E., Connell, S.H., Erasmus, R.M., Witcomb, M.J.

“…Optical methods can provide important insights into the mechanisms and consequences of ion beam interactions with solids. This is illustrated by four…”
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Martensitic transformations, microstructure, and mechanical workability of TiPt by BIGGS, T, CORTIE, M. B, WITCOMB, M. J, CORNISH, L. A

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The dislocation core misfit potential by Njoroge, K.D., Rading, G.O., Kihiu, J.M., Witcomb, M.J., Cornish, L.A.

“…The development of a model to extend the range of the embedded atom method (EAM) is presented. The model is founded on the premise that the dislocation core…”
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