Explanipedia

Mobility of rare earth elements in fluid-mineral interactions: europium and cerium speciation in hydrothermally synthesized sulfate and sulfide minerals Open

Weihua Liu, Yuan Mei, Colin M. MacRae, A.M. Glenn, Joël Brugger , et al. · 2025

Imaging Galvanic Couples in Complex Sulphide Assemblages Using Multi-modal Elemental and Photocurrent Microscopy Open

Jamie S. Laird, Colin M. MacRae, C.G. Ryan · 2025

Modulated photocurrent mapping of electrical micro-junctions related to neighboring p-n zones in single or mixed phase sulfide assemblages can detect galvanic pairs which drive electrochemical reactions with overlaying fluids which is an i…

Taphonomy of soft-tissue preservation in ferricrete at the McGraths Flat Lagerstätte Open

Tara Djokic, Patrick M. Smith, J. R. Havig, Michael Frese, Paulo Vasconcelos , et al. · 2025

Dynamic Analysis of major elements in biological tissue validating quantification of trace life elements in MeV ion beam microscopy Open

Harry J. Whitlow, Andrej Kuznetsov, Alexander Azarov, Gyula Nagy, R.J.W. Frost , et al. · 2024

Habitat-specific allocations of elements in <i>Atriplex lentiformis</i> seeds indicate adaptation to metal toxicity Open

Kamila Murawska-Wlodarczyk, Antony van der Ent, Tomasz Wlodarczyk, Aneta Słomka, David Paterson , et al. · 2024

Self-sustaining vegetation in metal-contaminated areas is essential for rebuilding ecological resilience and community stability in degraded lands. Metal-tolerant plants originating from contaminated post-mining areas may hold the key to s…

Tracking element-mineral associations with unsupervised learning and dimensionality reduction in chemical and optical image stacks of thin sections Open

Marco A. Acevedo Zamora, Balz S. Kamber, Michael W. Jones, Christoph Schrank, C.G. Ryan , et al. · 2024

In-situ chemical analysis on thin sections is a cornerstone of geochemical research. Despite massive advances in digital image analysis, the interpretation of such data within the optical petrological context of the thin section has largel…

Critical metals in zinc ores: distribution and oxidation state of germanium in hydrothermally-synthesized and natural sphalerite Open

Weihua Liu, Yuan Mei, Barbara Etschmann, A.M. Glenn, Colin M. MacRae , et al. · 2023

Multiple Organ Dysfunction in Older Major Trauma Critical Care Patients Open

Elaine Cole, Christopher Aylwin, Robert Christie, Bebhinn Dillane, Helen Farrah , et al. · 2022

Objective: The objective was to explore the characteristics and outcomes of multiple organ dysfunction syndrome (MODS) in older trauma patients. Background: Severely injured older people present an increasing challenge for trauma systems. …

Natural nanoparticles of the critical element tellurium Open

Owen P. Missen, Ella R. Lausberg, Joël Brugger, Barbara Etschmann, Stuart J. Mills , et al. · 2022

International audience

The clinical frailty scale – does it predict outcome of the very-old in UK ICUs? Open

D Lonsdale, Liting Tong, Helen Farrah, Sarah Farnell-Ward, C.G. Ryan , et al. · 2022

Introduction The age of patients admitted into critical care in the UK is increasing. Clinical decisions for very-old patients, usually defined as over 80, can be challenging. Clinicians are frequently asked to predict outcomes as part of …

Carbonate Replacement as the Principal Ore Formation Process in the Proterozoic McArthur River (HYC) Sediment-Hosted Zn-Pb Deposit, Australia Open

Sam Spinks, Mark A. Pearce, Weihua Liu, Marcus Kunzmann, C.G. Ryan , et al. · 2020

The McArthur River (HYC) Zn-Pb-Ag deposit in the Carpentaria Zn belt, northern Australia, is one of the world’s largest and most studied sediment-hosted base metal deposits, owing to its lack of deformation and preservation of sedimentary …

Imaging trace-element zoning in pyroxenes using synchrotron XRF mapping with the Maia detector array: Benefit of low-incident energy Open

Stephen J. Barnes, David Paterson, Teresa Ubide, Louise Schoneveld, C.G. Ryan , et al. · 2019

Trace-element zoning in igneous phenocrysts and cumulus phases is an informative record of magmatic evolution. The advent of microbeam X-ray fluorescence (XRF) mapping has allowed rapid chemical imaging of samples at thin section to decime…

High definition large area mapping of geological samples using a Maia detector array in the Nuclear Microprobe Open

Jamie S. Laird, C.G. Ryan, R. Kirkham, Siyu Hu, D. P. Siddons , et al. · 2019

Natural trace element distribution between immiscible silicate and carbonate melts imaged by nuclear microprobe Open

E. van Achterbergh, C.G. Ryan, William L. Griffin, Suzanne Y. O’Reilly · 2019

Melt inclusions from the deep Slave lithosphere: constraints on the origin and evolution of mantle-derived carbonatite and kimberlite Open

E. van Achterbergh, William L. Griffin, Suzanne Y. O’Reilly, C.G. Ryan, Norman J. Pearson , et al. · 2019

Lithosphere structure and mantle terranes: Slave craton, Canada Open

William L. Griffin, Buddy Doyle, C.G. Ryan, Norman J. Pearson, Suzanne Y. O’Reilly , et al. · 2019

Ilmenite and Silicate Megacrysts from Hamilton Branch: Trace Element Geochemistry and Fractional Crystallization Open

William L. Griffin, C.G. Ryan, Onddj Schulze · 2019

Indicator Minerals from Prairie Creek and Twin Knobs Lamproites: Relation to Diamond Grade Open

William L. Griffin, Suzanne Y. O’Reilly, C.G. Ryan, M. Waldman · 2019

Comparative Geochemical Evolution of Cratonic Lithosphere: South Africa and Siberia Open

William L. Griffin, J Gumey, N. V. Sobolev, C.G. Ryan · 2019

This paper compares geochemical data (trace elements by proton microprobe) on diamond-inclusion minerals (DI) and the the corresponding phases in heavy-mineral concentrates, from kimberlites in Siberia (SIB) and southern Africa (SA).The SI…

Financial Outcomes in Adolescence and Early Adulthood in Australian Longitudinal Data Open

John P. Haisken‐DeNew, David C. Ribar, C.G. Ryan, Clement Wong · 2019

The Maia Detector Journey: Development, Capabilities and Applications Open

C.G. Ryan, D. P. Siddons, R. Kirkham, A. Kuczewski, Paul Dunn , et al. · 2018

An abstract is not available for this content so a preview has been provided. As you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

Utilization of XANES Imaging in Assessing Radiation Damage in Wheat. Open

Kathryn Spiers, Elien Lemmens, Niels De Brier, Jan A. Delcour, Erik Smolders , et al. · 2018

An abstract is not available for this content so a preview has been provided. As you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

Maia Mapper: High Definition XRF Imaging of Geological Samples at Intermediate Spatial Scales Open

C.G. Ryan, R. Kirkham, David Parry, Gareth Moorhead, M. Jensen , et al. · 2018

An abstract is not available for this content so a preview has been provided. As you have access to this content, a full PDF is available via the 'Save PDF' action button.

Correction: Publisher Correction: Natural gold particles in Eucalyptus leaves and their relevance to exploration for buried gold deposits Open

M.J. Lintern, Ravi Anand, C.G. Ryan, David M. Paterson · 2018

This corrects the article DOI: 10.1038/ncomms3614.

The impact of steeping, germination and hydrothermal processing of wheat (Triticum aestivum L.) grains on phytate hydrolysis and the distribution, speciation and bio-accessibility of iron and zinc elements Open

Elien Lemmens, Niels De Brier, Kathryn Spiers, C.G. Ryan, Jan Garrevoet , et al. · 2018

Maia Mapper: high definition XRF imaging in the lab Open

C.G. Ryan, R. Kirkham, G. F. Moorhead, David Parry, M. Jensen , et al. · 2018

Here, Maia Mapper is a laboratory μXRF mapping system for efficient elemental imaging of drill core sections serving minerals research and industrial applications. It targets intermediate spatial scales, with imaging of up to ~80 M pixels …

Spiral scanning X-ray fluorescence computed tomography Open

Martin D. de Jonge, Andrew Kingston, Nader Afshar, Jan Garrevoet, R. Kirkham , et al. · 2017

Scanning X-ray fluorescence tomography was once considered impractical due to prohibitive measurement time requirements but is now common for investigating metal distributions within small systems. A recent look-ahead to the possibilities …

Particle Characterisation and Depletion of Li2CO3 Inhibitor in a Polyurethane Coating Open

A.E. Hughés, Jamie S. Laird, C.G. Ryan, Peter Visser, Herman Terryn , et al. · 2017

The distribution and chemical composition of inorganic components of a corrosion-inhibiting primer based on polyurethane is determined using a range of characterisation techniques. The primer consists of a Li2CO3 inhibitor phase, along wit…

Particle induced gamma and X-ray emission spectroscopies of lithium based alloy coatings Open

Jamie S. Laird, A.E. Hughés, C.G. Ryan, Peter Visser, Herman Terryn , et al. · 2017

Synchrotron X-ray microscopy reveals early calcium and iron interaction with crocidolite fibers in the lung of exposed mice Open

Lorella Pascolo, Giuliano Zabucchi, Alessandra Gianoncelli, George Kourousias, Elisa Trevisan , et al. · 2015

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