Search Results - "Madsen, Ian C"

Increased thermal stability of nesquehonite (MgCO3·3H2O) in the presence of humidity and CO2: Implications for low-temperature CO2 storage by Morgan, Bree, Wilson, Sasha, Madsen, Ian C., Gozukara, Yesim M., Habsuda, Jana

“…•Short-term stability of nesquehonite is enhanced under humid conditions at <100°C.•Exposure to CO2 can enhance nesquehonite stability at Earth surface…”
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Fundamentals of Silico-Ferrite of Calcium and Aluminum (SFCA) and SFCA-I Iron Ore Sinter Bonding Phase Formation: Effects of CaO:SiO2 Ratio by Webster, Nathan A. S., Pownceby, Mark I., Madsen, Ian C., Studer, Andrew J., Manuel, James R., Kimpton, Justin A.

“…Effects of basicity, B (CaO:SiO 2 ratio) on the thermal range, concentration, and formation mechanisms of silico-ferrite of calcium and aluminum (SFCA) and…”
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In situ X-ray Diffraction Investigation of the Formation Mechanisms of Silico-Ferrite of Calcium and Aluminium-I-type (SFCA-I-type) Complex Calcium Ferrites by Webster, Nathan A. S., Pownceby, Mark I., Madsen, Ian C.

“…The formation mechanisms of the complex Ca-rich ferrite phase SFCA-I, an important bonding material in iron ore sinter, during heating of synthetic sinter…”
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Effect of Oxygen Partial Pressure on the Formation Mechanisms of Complex Ca-rich Ferrites by Webster, Nathan A. S., Pownceby, Mark I., Madsen, Ian C., Kimpton, Justin A.

“…The formation mechanisms of the complex Ca-rich ferrite iron ore sinter bonding phases SFCA and SFCA-I, during heating of a synthetic sinter mixture in the…”
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Understanding Solvothermal Crystallization of Mesoporous Anatase Beads by In Situ Synchrotron PXRD and SAXS by Xia, Fang, Chen, Dehong, Scarlett, Nicola V. Y, Madsen, Ian C, Lau, Deborah, Leoni, Matteo, Ilavsky, Jan, Brand, Helen E. A, Caruso, Rachel A

“…Submicrometer-sized mesoporous anatase (TiO2) beads have shown high efficiency as electrodes for dye-sensitized solar cells and are recoverable photocatalysts…”
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Whole-pattern profile fitting of powder diffraction data collected in parallel-beam flat-plate asymmetric reflection geometry by Rowles, Matthew R., Madsen, Ian C.

“…A simple, physically based model that allows the whole‐pattern profile fitting of diffraction data collected in parallel‐beam flat‐plate asymmetric reflection…”
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Structural Studies on the Basic Ionic Liquid 1-Ethyl-1,4-diazabicyclo[2.2.2]octanium Bis(trifluoromethylsulfonyl)imide and Its Bromide Precursor by Lauw, Yansen, Rüther, Thomas, Horne, Michael D, Wallwork, Kia S, Skelton, Brian W, Madsen, Ian C, Rodopoulos, Theo

“…The structure of 1-ethyl-1,4-diazabicyclo[2.2.2]octanium bis(trifluoromethylsulfonyl)imide ([C2DABCO][NTf2]) was determined by single crystal X-ray…”
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Reaction sequences in the formation of silico-ferrites of calcium and aluminum in iron ore sinter by SCARLETT, Nicola V. Y, POWNCEBY, Mark I, MADSEN, Ian C, CHRISTENSEN, Axel N

“…Complex silico-ferrites of calcium and aluminium (low-Fe form, denoted as SFCA; and high-Fe, low-Si form, denoted as SFCA-1) constitute up to 50 vol pct of the…”
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Silico-ferrite of Calcium and Aluminum (SFCA) Iron Ore Sinter Bonding Phases: New Insights into Their Formation During Heating and Cooling by Webster, Nathan A. S., Pownceby, Mark I., Madsen, Ian C., Kimpton, Justin A.

“…The formation of silico-ferrite of calcium and aluminum ( SFCA) and SFCA-I iron ore sinter phases during heating and cooling of synthetic iron ore sinter…”
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Sample-displacement correction for whole-pattern profile fitting of powder diffraction data collected in capillary geometry by Scarlett, Nicola Vivienne Yorke, Rowles, Matthew R., Wallwork, Kia S., Madsen, Ian C.

“…Recent in situ experimentation at the Australian Synchrotron resulted in the nucleation and crystallization of material on the walls of the capillary reaction…”
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An investigation of the mechanisms of goethite, hematite and magnetite-seeded Al(OH) 3 precipitation from synthetic Bayer liquor by Webster, Nathan A.S., Loan, Melissa J., Madsen, Ian C., Knott, Robert B., Kimpton, Justin A.

“…The precipitation of Al(OH) 3 from synthetic Bayer liquor at 70 °C seeded with goethite, hematite and magnetite particles was investigated in order to gain…”
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Characterization of rutile passivation layers formed on Magnéli-phase titanium oxide inert anodes by Rowles, Matthew Ryan, Scarlett, Nicola V. Y., Madsen, Ian C., McGregor, Katherine

“…An ex situ characterization study has been performed on rutile passivation layers on inert anodes used for molten salt electrochemical studies. Rutile layer…”
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Time-resolved diffraction studies into the pressure acid leaching of nickel laterite ores: a comparison of laboratory and synchrotron X-ray experiments by Scarlett, Nicola V. Y., Madsen, Ian C., Whittington, Barry I.

“…This paper compares time‐resolved diffraction experiments that have been performed using laboratory and synchrotron X‐ray sources. The experiments investigated…”
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Outcomes of the International Union of Crystallography Commission on Powder Diffraction Round Robin on Quantitative Phase Analysis: samples 2, 3, 4, synthetic bauxite, natural granodiorite and pharmaceuticals by Scarlett, Nicola V. Y., Madsen, Ian C., Cranswick, Lachlan M. D., Lwin, Thaung, Groleau, Edward, Stephenson, Gregory, Aylmore, Mark, Agron-Olshina, Nicki

“…The International Union of Crystallography (IUCr) Commission on Powder Diffraction (CPD) has sponsored a round robin on the determination of quantitative phase…”
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Quantification of passivation layer growth in inert anodes for molten salt electrochemistry by in situ energy-dispersive diffraction by Rowles, Matthew R., Styles, Mark J., Madsen, Ian C., Scarlett, Nicola V. Y., McGregor, Katherine, Riley, Daniel P., Snook, Graeme A., Urban, Andrew J., Connolley, Thomas, Reinhard, Christina

“…An in situ energy‐dispersive X‐ray diffraction experiment was undertaken on operational titanium electrowinning cells to observe the formation of rutile (TiO2)…”
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In situ X-ray diffraction analysis of iron ore sinter phases by Scarlett, Nicola V. Y., Madsen, Ian C., Pownceby, Mark I., Christensen, Axel N.

“…Owing to the depletion of world lump iron ore stocks, pre‐treated agglomerates of fine ores are making up a growing proportion of blast‐furnace feedstock…”
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Energy-dispersive diffraction studies of inert anodes by Scarlett, Nicola V. Y., Madsen, Ian C., Evans, John S. O., Coelho, Alan A., McGregor, Katherine, Rowles, Matthew, Lanyon, Marshall R., Urban, Andrew J.

“…A tomographic study of electrochemical cells to observe scales formed on inert anodes has been conducted using energy‐dispersive synchrotron X‐ray diffraction…”
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An investigation of goethite-seeded Al(OH)3 precipitation using in situ X-ray diffraction and Rietveld-based quantitative phase analysis by Webster, Nathan A. S., Madsen, Ian C., Loan, Melissa J., Knott, Robert B., Naim, Fatima, Wallwork, Kia S., Kimpton, Justin A.

“…An in situ X‐ray diffraction investigation of goethite‐seeded Al(OH)3 precipitation from synthetic Bayer liquor at 343 K has been performed. The presence of…”
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A furnace and environmental cell for the in situ investigation of molten salt electrolysis using high-energy X-ray diffraction by Styles, Mark J., Rowles, Matthew R., Madsen, Ian C., McGregor, Katherine, Urban, Andrew J., Snook, Graeme A., Scarlett, Nicola V. Y., Riley, Daniel P.

“…This paper describes the design, construction and implementation of a relatively large controlled‐atmosphere cell and furnace arrangement. The purpose of this…”
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Pressure acid leaching of nickel laterite ores: an in situ diffraction study of the mechanism and rate of reaction by Madsen, Ian C., Scarlett, Nicola V. Y., Whittington, Barry I.

“…This paper outlines the use of an innovative system for the in situ investigation of hydrothermal reactions by X‐ray diffraction. The key features are the use…”
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