Search Results - "Ritchie, I.M"

Study of gold leaching in oxygenated solutions containing cyanide-copper-ammonia using a rotating quartz crystal microbalance by Zheng, J., Ritchie, I.M., La Brooy, S.R., Singh, P.

“…Gold and copper often occur together in ores, an occurence which creates processing difficulties since cyanide solutions are not selective for gold. Although…”
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Reactions of lime with aluminate-containing solutions by Xu, B-A., Giles, D.E., Ritchie, I.M.

“…In the Bayer process for refining alumina, lime (either quicklime or slaked lime) is added to the process liquor to precipitate calcium carbonate and restore…”
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A kinetic and electrochemical study of the cementation of gold onto mild steel from acidic thiourea solutions by Zhang, H.G., Doyle, J.A., Kenna, C.C., La Brooy, S.R., Hefter, G.T., Ritchie, I.M.

“…The kinetics of the displacement (cementation) of gold by a rotating mild steel disc from an acidic thiourea solution are described. By measuring the rate of…”
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Catecholamines and cholinergic enzymes in pre-senile and senile Alzheimer-type dementia and Down's syndrome by Yates, C M, Simpson, J, Gordon, A, Maloney, A F, Allison, Y, Ritchie, I M, Urquhart, A

“…Noradrenaline, dopamine, homovanillic acid (HVA), choline acetyltransferase (ChAT) and acetylcholinesterase (AChE) levels were measured in post-mortem brains…”
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A Simple Electrochemical Approach to Heterogeneous Reaction Kinetics by Power, G. P, Drok, K.J, Ritchie, I.M

“…Despite the great importance of reactions involving solids and solutions (dissolution reactions, crystallization reactions, heterogeneous catalysis, adsorption…”
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Importance of grating orientation when monitoring contrast sensitivity before and after refractive surgery by Murray, Ian J., PhD, Parry, Neil R.A., PhD, Ritchie, Sue I.M., MSc, Bremner, Ria E., MPhil, Brahma, Arun, FRCOphth, Ikram, Khalid, FRCOphth, Tahir, Humza J

“…Purpose To measure losses in contrast sensitivity at different orientations of grating stimuli in refractive surgery patients and show the importance of…”
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The metal–solution interface by Ritchie, I.M., Bailey, S., Woods, R.

“…This article reviews our present understanding of the metal–solution interface, drawing comparisons between it and the metal–gas interface. The chief…”
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Cerebrovascular responses to pathophysiological insult in diabetic rats by Fouyas, I.P, Kelly, P.A.T, Ritchie, I.M, Lammie, G.A, Whittle, I.R

“…Diabetes mellitus is associated with altered cerebrovascular responsiveness and this could contribute to the pathology of stroke in diabetic patients. In these…”
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The electrochemical oxidation of gold telluride (AuTe 2) in perchloric acid solutions by Jayasekera, S., Avraamides, J., Ritchie, I.M.

“…Although gold tellurides are important sources of gold in several areas in the world, little attention has been paid to understanding how they might be…”
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The role of iron(III) and tartrate in the zincate immersion process for plating aluminium by ROBERTSON, S. G, RITCHIE, I. M

“…The zincate immersion process is a commercial process used to treat aluminium prior to electroplating. Superior zinc coatings are obtained through…”
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Adsorption of dicyanoaurate (I) ions on highly oriented pyrolytic graphite by Poinen, G, Thurgate, S.M, Kirton, G, Ritchie, I.M

“…The adsorption of dicyanoaurate (I) onto the surface of activated carbon is the basis of modern techniques for gold extraction. The process is very efficient…”
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Reactions of lime with carbonate-containing solutions by Xu, B.-A, Giles, D.E, Ritchie, I.M

“…In the Bayer process for refining alumina, lime (either quicklime or slaked lime) is added to the process liquor to precipitate calcium carbonate and restore…”
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Comparison of the patterns of altered cerebral glucose utilisation produced by competitive and non-competitive NMDA receptor antagonists by Sharkey, J., Ritchie, I.M., Butcher, S.P., Kelly, J.S.

“…Recent studies indicate that competitive and non-competitive NMDA receptor antagonists can be readily distinguished by their effects on local cerebral glucose…”
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A kinetic and electrochemical study of the zincate immersion process for aluminium by ROBERTSON, S. G, RITCHIE, I. M, DRUSKOVICH, D. M

“…To plate Al, its surface is often first coated with a thin layer of zinc which is formed by immersion in an alkaline zincate solution. The paper describes a…”
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Differential effects of competitive (CGS19755) and non-competitive (MK 801) NMDA receptor antagonists upon local cerebral blood flow and local cerebral glucose utilisation in the rat by Sharkey, J, Ritchie, I M, Butcher, S P, Kelly, J S

“…The effects of the selective non-competitive NMDA receptor antagonist dizocilpine (MK801) and the competitive NMDA receptor antagonist CGS19755 upon local…”
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Intracerebral fetal raphé implants normalize hippocampal function but not cerebrovascular control in serotonin-depleted adult rat brain by Kelly, P.A.T, McBean, D.E, Ritchie, I.M

“…The effects of hypercapnia upon local cerebral blood flow and local cerebral glucose utilization were measured by quantitative autoradiography in parallel…”
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A conceptual model for the description of oxidation and transport processes in sulphidic waste rock dumps by Pantelis, G., Ritchie, A.I.M., Stepanyants, Y.A.

“…Basic mathematical equations which describe the processes of sulphide oxidation and gas, heat and water transport in waste rock dumps are presented and…”
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Formaldehyde-related health complaints of residents living in mobile and conventional homes by Ritchie, I M, Lehnen, R G

“…This paper explores the dose-response relation between formaldehyde (HCHO) concentration and reported health complaints (eye irritation, nose/throat…”
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Orientation selectivity for sinusoidal gratings; evidence for an optical component by Tahir, HJ, Parry, NR.A., Pallikaris, A, Ritchie, SI.M., Bremner, RE, Murray, IJ

“…The human visual system exhibits lower contrast thresholds for detecting vertical and horizontal gratings compared with those orientated obliquely. This is…”
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Alterations in local cerebral blood flow in mature rats following prenatal exposure to cocaine by Kelly, P A, Ritchie, I M, Sharkey, J, McBean, D E

“…Time-mated female Sprague-Dawley rats were injected subcutaneously with either 40 mg/kg cocaine-HCl or saline once daily on gestational days 13 through to 16…”
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