Search Results - "Erasmus, R.M."

In situ Raman spectroscopy and electrochemical techniques for studying corrosion and corrosion inhibition of iron in sodium chloride solutions by Sherif, El-Sayed M., Erasmus, R.M., Comins, J.D.

“…The corrosion of single crystal pure iron in 3.5% NaCl solutions and its inhibition by 3-amino-5-mercapto-1,2,4-triazole (AMTA) have been studied using in situ…”
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Effects of 3-amino-1,2,4-triazole on the inhibition of copper corrosion in acidic chloride solutions by Sherif, El-Sayed M., Erasmus, R.M., Comins, J.D.

“…Effects of 3-amino-1,2,4-triazole (ATA) on the inhibition of copper corrosion in 0.5 M HCl solutions have been studied using gravimetric, electrochemical, and…”
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Inhibition of copper corrosion in acidic chloride pickling solutions by 5-(3-aminophenyl)-tetrazole as a corrosion inhibitor by Sherif, El-Sayed M., Erasmus, R.M., Comins, J.D.

“…Inhibition of copper corrosion in acidic chloride pickling (0.5 M HCl) solutions by 5-(3-Aminophenyl)-tetrazole (APT) as a corrosion inhibitor has been studied…”
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Corrosion of copper in aerated acidic pickling solutions and its inhibition by 3-amino-1,2,4-triazole-5-thiol by Sherif, El-Sayed M., Erasmus, R.M., Comins, J.D.

“…Corrosion of copper in aerated acidic chloride pickling (0.5 M HCl) solutions and its inhibition by 3-amino-1,2,4-triazole-5-thiol (ATT) have been investigated…”
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Light scattering and computer simulation studies of superionic pure and La-doped BaF2 by Rammutla, K.E., Comins, J.D., Erasmus, R.M., Netshisaulu, T.T., Ngoepe, P.E., Chadwick, A.V.

“…[Display omitted] •Superionic behaviour of BaF2 with different LaF3 concentrations is reported.•Raman and Brillouin scattering with Molecular Dynamics (MD) are…”
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Influence of substrate bias on the structure and properties of TiCN films deposited by radio-frequency magnetron sputtering by Saoula, N., Madaoui, N., Tadjine, R., Erasmus, R.M., Shrivastava, S., Comins, J.D.

“…The aim of this paper is to investigate the effects of the substrate bias on the structure and properties of the TiCN thin films. The TiCN films were grown…”
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Micro-Raman and X-ray diffraction stress analysis of residual stresses in fatigue loaded leached polycrystalline diamond discs by Vhareta, M., Erasmus, R.M., Comins, J.D.

“…Polycrystalline diamond (PCD) cylindrical tool-bits used in oil well drilling are susceptible to fracture due to the hostile environment of randomly occurring…”
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Multi-colour emission from ZnO[SO4]:Eu2+ nanophosphors: Effects of SO42- and Eu2+ doping concentration by Letswalo, M.L.A., Reddy, L., Balakrishna, A., Mamo, M.A., Erasmus, R.M., Ntwaeaborwa, O.M.

“…Blue-emitting ZnO-SO4:Eu2+ powder phosphors were synthesized via solid state reaction method. Based on the X-ray diffraction (XRD) data, hexagonal wurtzite…”
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Spin angular momentum induced by optical quasi-phonons activated in birefringent uniaxial crystals by Mohamadou, B., Maïmounatou, B., Erasmus, R.M.

“…The present report formally establishes the expression of the angular momentum of the quasi-phonons induced by linearly polarized light. The transferred…”
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Corrosion of copper in aerated synthetic sea water solutions and its inhibition by 3-amino-1,2,4-triazole by Sherif, El-Sayed M., Erasmus, R.M., Comins, J.D.

“…Corrosion of copper in aerated synthetic sea water (3.5% NaCl) solutions and its inhibition by 3-amino-1,2,4-triazole (ATA) have been studied using…”
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Hierarchically-ordered nanorods of Ga2O3 derived from microwave-assisted hydrothermal approach: Investigation of calcination-induced structural evolution and optical behavior by Gatsi, N.C., Mhlongo, G.H., Moloto, N., Erasmus, R.M., Mashazi, P., Nyokong, T., Ntwaeaborwa, O.M.

“…Hierarchically-ordered nanorods of gallium oxide (Ga2O3) were synthesized via a simple microwave-assisted hydrothermal method, and their structural,…”
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Tuning structural, electrical and mechanical properties of diamond-like carbon films by substrate bias voltage by Mbiombi, Wilfred M., Wamwangi, Daniel, Mathe, Bhekumusa A., Erasmus, R.M., Every, Arthur G., Carleschi, E., Doyle, B.P., Billing, D.G.

“…Diamond-like carbon (DLC) thin films are deposited by unbalanced RF magnetron sputtering at substrate bias voltages to tune the ratio of the sp3 to sp2 bonds…”
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Investigations on the characterization of ion implanted hexagonal boron nitride by Aradi, E., Naidoo, S.R., Erasmus, R.M., Julies, B., Derry, T.E.

“…The effect of ion implantation on hexagonal boron nitride (h-BN) is studied herein. We use boron as an ion of choice to introduce radiation damage into h-BN,…”
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The electrical transport properties of nitrogen doped carbon microspheres by Wright, W.P., Marsicano, V.D., Keartland, J.M., Erasmus, R.M., Dube, S.M.A., Coville, N.J.

“…Four samples of nitrogen-doped carbon microspheres were synthesised using a horizontal chemical vapour deposition process. Characterization of the samples…”
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Investigation of fatigue-type processes in polycrystalline diamond tools using Raman spectroscopy by Vhareta, M., Erasmus, R.M., Comins, J.D.

“…Polycrystalline diamond (PCD) cylindrical tool-bits used in oil well drilling are susceptible to fracture due to the hostile environment of randomly occurring…”
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Application of Raman spectroscopy to determine stress in polycrystalline diamond tools as a function of tool geometry and temperature by Erasmus, R.M., Comins, J.D., Mofokeng, V., Martin, Z.

“…Polycrystalline diamond (PCD) tools commonly consist of a PCD layer sintered onto a cobalt-tungsten carbide (Co-WC) substrate. These tools are used in diverse…”
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Determination of residual stress in alumina scale by photostimulated Cr3+ luminescence piezospectroscopy by Odusote, J.K., Cornish, L.A., Chown, L.H., Erasmus, R.M.

“…► We examine two alloys having similar compositions but quenched in different media. ► Oxidation at high temperatures results in formation of scales with…”
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Clarifying the locations of precious metals in sol gel derived nano-TiO2 by Rammutla, K.E., Erasmus, R.M., Savin, S.L.P.

“…Titania is a cheap and nontoxic polymorphic material of current interest for a variety of technological applications. Generally, TiO2, with a band gap of 3.2…”
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Thermally induced amorphous to crystalline transformation of argon ion bombarded GaAs studied with surface Brillouin and Raman scattering by Jakata, K., Wamwangi, D.M., Sumanya, C., Mathe, B.A., Erasmus, R.M., Naidoo, S.R., Comins, J.D.

“…Surface Brillouin scattering (SBS) and Raman spectroscopy have been used to investigate the recrystallisation of an amorphous layer of GaAs created on single…”
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Effect of the Plasma Deposition Parameters on the Properties of Ti/TiC Multilayers for Hard Coatings Applications by Saoula, N., Henda, K., Kesri, R., Shrivastava, S., Erasmus, R.M., Comins, J.D.

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