Search Results - "Trompetter, W.J."

Hydrothermal water–rock interaction and the redistribution of Li, B and Cl in the Taupo Volcanic Zone, New Zealand by Reyes, A.G., Trompetter, W.J.

“…Lithium, B and Cl occur as trace elements in the dominant protoliths (rhyolite, andesite and greywacke) underlying high temperature hydrothermal systems in the…”
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Mineral deposits in the Rotokawa geothermal pipelines, New Zealand by Reyes, A.G., Trompetter, W.J., Britten, K., Searle, J.

“…At the point of flashing, at 224°C and 25 bar absolute, black silica scales enriched in Cu (5.6%), Ag (4.0%), Te (3.0%) Zn (1.5%), Pb (0.6%) and Au (0.2%) form…”
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Evidence of Mechanical Interlocking of NiCr Particles Thermally Sprayed onto Al Substrates by Trompetter, W J, Markwitz, A, Hyland, M, Munroe, P

“…Ni-chrome alloy particles were thermally sprayed onto aluminum substrates using the high-velocity air fuel technique. The particle substrate interface was…”
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Role of oxides in high velocity thermal spray coatings by Trompetter, W.J., Markwitz, A., Hyland, M.

“…Thermal spray coatings applied with high velocity techniques such as high velocity air fuel (HVAF), produce coatings with superior quality in comparison to…”
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The effect of ventilation on air particulate matter in school classrooms by Trompetter, W.J., Boulic, M., Ancelet, T., Garcia-Ramirez, J.C., Davy, P.K., Wang, Y., Phipps, R.

“…Health problems and respiratory diseases are associated with indoor air particulate matter (PM) mass. This is specially a concern in schools as children spend…”
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Fabrication of superparamagnetic permalloy nanostructures in ZnO matrix by ion beam sputtering by Mahendra, A., Gupta, P., Murmu, P.P., Trompetter, W.J., Kennedy, J.

“…Dipolar interactions among superparamagnetic nanoparticles lead to interesting phenomena such as superspin glass and superferromagnetism that are of interest…”
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Preparation and characterization of ion beam sputtered graphitic carbon nitride thin film by Sharath, R.A., Fang, F., Trompetter, W.J., Futter, J., Kennedy, J.

“…Ion beam sputtering is a versatile technique to create nanostructured thin films with precise control over process parameters. We report the properties of…”
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Vertical and temporal variations of black carbon in New Zealand urban areas during winter by Trompetter, W.J., Grange, S.K., Davy, P.K., Ancelet, T.

“…During winter nights, topographically confined urban areas can experience episodes of particulate matter pollution as a result of combustion related emissions…”
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Fugitive emissions from nanopowder manufacturing by Trompetter, W. J., Ancelet, T., Davy, P. K., Kennedy, J.

“…In response to health and safety questions and concerns regarding particulate matter emissions from equipment used for synthesizing NiFe and TiO 2 nanopowders,…”
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Effect of atmospheric stability on the impact of domestic wood combustion to air quality of a small urban township in winter by Grange, S.K., Salmond, J.A., Trompetter, W.J., Davy, P.K., Ancelet, T.

“…In the winter of 2011, a field campaign was undertaken in the small township of Nelson, New Zealand to measure the vertical and horizontal distribution of…”
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Influence of filter thickness on PESA calibration by Trompetter, W.J., Davy, P., Barry, B., Kennedy, J.

“…Elemental analysis of air particulate matter collected on Teflon filters using ion beam analysis (IBA) allows simultaneous analysis of the hydrogen content…”
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Use of micro-proton elastic scattering analysis to determine water content in geological powders by Trompetter, W.J., Reyes, A.G., Kennedy, J., Markwitz, A.

“…Hydrogen in the form of water (H2O), hydroxyl anion (OH−) and H2 is a pervasive component in minerals, affecting geochemical processes from the surface of the…”
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Influence of environmental conditions on carbonaceous particle concentrations within New Zealand by Trompetter, W.J., Davy, P.K., Markwitz, A.

“…Variables that influence ambient concentrations of air particulate matter due to motor vehicle emissions and biomass burning for home heating were investigated…”
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Determination of chemical elements in airborne particulate matter collected at Lembang, Indonesia by particle induced X-ray emission by Lestiani, D. D., Santoso, M., Trompetter, W. J., Barry, B., Davy, P. K., Markwitz, A.

“…Monitoring the air quality in ambient air is an important step for assessing the air pollution level in one region and its impact to the human health. In this…”
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New trial methods for the detection of carbon and nitrogen in quartz samples by Kim, K.J., Trompetter, W.J., Eastoe, C., Spilde, M.

“…Common metamorphic quartz samples have abundant fluid inclusions that contain C, N, H2O, etc. Understanding the nitrogen content in quartz is especially…”
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Elemental analysis of urban stormwater particulate matter by PIXE by Kennedy, J.V., Trompetter, W.J., Barry, B., Markwitz, A.

“…Particle Induced X-ray Emission (PIXE) has been used to determine the average elemental concentrations of various size fractions in the particulate phase of…”
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A nuclear reaction analysis and optical microscopy study on controlled growth of large SiC nanocrystals on Si formed by low-energy ion implantation and electron beam annealing by Markwitz, A., Lucas, F., Rusterucci, J., Kennedy, J., Trompetter, W.J., Rudolphi, M., Ryan, M., White, V., Johnson, S.

“…Ion implantation of 20keV 12C+ ions into (100), p-type silicon with ion fluence of 8×1016at.cm−2 followed by an electron beam annealing under high vacuum…”
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SiC nanoboulders on silicon – a nuclear reaction analysis study of low energy 13C implanted and subsequently electron beam annealed (1 0 0) silicon by Markwitz, A., Kennedy, V.J., Johnson, S., Trompetter, W.J., Rudolphi, M., Baumann, H.

“…Non-resonant and resonant nuclear reaction analysis (NRA and RNRA) have been used to study the composition and formation of SiC nanoboulders on silicon. The…”
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Ion microscope investigations of non-uniform surfaces of thin SiO 2 films produced by high-temperature nitridation experiments by Markwitz, A., Trompetter, W.J., White, G.V., Brown, I.W.M.

“…Elemental composition and surface changes of thin high-temperature nitrided SiO 2 films were studied with ion microscopy using 0.92 and 1.4 MeV deuterium ions…”
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Oxygen and hydrogen profiles in metal surfaces following plasma immersion ion implantation of helium by Johnson, P.B, Gilberd, P.W, Markwitz, A, Trompetter, W.J, Collins, G.A, Short, K.T, Cohen, D.D, Dytlewski, N

“…Helium ion implantation into metals can be used to form nanoscale cavities in high concentration in the surface. These cavity structures have unique features…”
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