Search Results - "Hendry, Jim"

Transformation of Two-Line Ferrihydrite to Goethite and Hematite as a Function of pH and Temperature by Das, Soumya, Hendry, M. Jim, Essilfie-Dughan, Joseph

“…Under oxic aqueous conditions, two-line ferrihydrite gradually transforms to more thermodynamically stable and more crystalline phases, such as goethite and…”
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Adsorption of selenate onto ferrihydrite, goethite, and lepidocrocite under neutral pH conditions by Das, Soumya, Jim Hendry, M., Essilfie-Dughan, Joseph

“…► Ferrihydrite is the best adsorbent for Se(VI) at pH∼7 at any solid concentrations. ► For goethite and lepidocrocite, adsorption attained a maxima at ∼60–70%…”
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Isotope hydrology of the intermontane Elk Valley, British Columbia: an assessment of water resources around coal mining operations by Wassenaar, Leonard I., Jim Hendry, M., Carey, Sean

“…This study aimed to synthesise and interpret stable isotopic data (δ 2 H and δ 18 O) from various sources to understand the isotope hydrology around coal mine…”
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Effects of Adsorbed Arsenate on the Rate of Transformation of 2-Line Ferrihydrite at pH 10 by Das, Soumya, Hendry, M. Jim, Essilfie-Dughan, Joseph

“…2-Line ferrihydrite, a form of iron in uranium mine tailings, is a dominant adsorbent for elements of concern (EOC), such as arsenic. As ferrihydrite is…”
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Sources and fate of nitrate in groundwater at agricultural operations overlying glacial sediments by Bourke, Sarah A, Iwanyshyn, Mike, Kohn, Jacqueline, Hendry, M. Jim

“…Leaching of nitrate (NO3-) from animal waste or fertilisers at agricultural operations can result in NO3- contamination of groundwater, lakes, and streams…”
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The Persistence of Brines in Sedimentary Basins by Ferguson, Grant, McIntosh, Jennifer C., Grasby, Stephen E., Hendry, M. Jim, Jasechko, Scott, Lindsay, Matthew B. J., Luijendijk, Elco

“…Brines are commonly found at depth in sedimentary basins. Many of these brines are known to be connate waters that have persisted since the early Paleozoic…”
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Reservoirs of Selenium in Coal Waste Rock: Elk Valley, British Columbia, Canada by Hendry, M. Jim, Biswas, Ashis, Essilfie-Dughan, Joseph, Chen, Ning, Day, Stephen J, Barbour, S. Lee

“…Selenium (Se) reservoirs in coal waste rock from the Elk Valley, southeastern British Columbia, the location of Canada’s major steelmaking coal mines, were…”
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Fate and transport of dissolved methane and ethane in cretaceous shales of the Williston Basin, Canada by Jim Hendry, M., Lee Barbour, S., Schmeling, Erin E., Mundle, Scott O. C., Huang, M.

“…Baseline characteristics of dissolved methane (CH4) and ethane (C2H6) and their stable isotopes in thick, low hydraulic conductivity, Cretaceous shales were…”
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Ephemeral Ponds: Are They the Dominant Source of Depression‐Focused Groundwater Recharge? by Bam, Edward K. P., Ireson, Andrew M., Kamp, Garth, Hendry, Jim M.

“…Depression‐focused recharge is a concept proposed to explain groundwater recharge in the prairie regions of North America. Topographic depressions in this…”
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Paleohydrogeology of the Cretaceous sediments of the Williston Basin using stable isotopes of water by Hendry, M. Jim, Barbour, S. L., Novakowski, K., Wassenaar, L. I.

“…Hydraulic and isotopic data collected from aquifers are routinely used to characterize hydrogeological conditions within sedimentary basins, but similar data…”
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A new technique for obtaining high-resolution pore pressure records in thick claystone aquitards and its use to determine in situ compressibility by Smith, Laura A., van der Kamp, Garth, Jim Hendry, M.

“…Key Points Lab tests overestimate alpha and Ss by as much as 2 orders of magnitude A new technique presented to determine alpha and Ss using pressure…”
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Formation mechanism of layered double hydroxides in Mg2+-, Al3+-, and Fe3+-rich aqueous media: Implications for neutralization in acid leach ore milling by PAIKARAY, Susanta, GOMEZ, Mario A, JIM HENDRY, M, ESSILFIE-DUGHAN, Joseph

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Molybdenum Speciation in Uranium Mine Tailings Using X-Ray Absorption Spectroscopy by Essilfie-Dughan, Joseph, Pickering, Ingrid J, Hendry, M. Jim, George, Graham N, Kotzer, Tom

“…Uranium (U) mill tailings in northern Saskatchewan, Canada, contain elevated concentrations of molybdenum (Mo). The potential for long-term (>10 000 years)…”
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Application of Raman spectroscopy to identify iron minerals commonly found in mine wastes by Das, Soumya, Hendry, M. Jim

“…Raman spectroscopy can be used for the rapid identification of a wide variety of minerals ranging from common iron oxy(hydroxides), such as ferrihydrite, to…”
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Adsorption of molybdate by synthetic hematite under alkaline conditions: Effects of aging by Das, Soumya, Jim Hendry, M.

“…► XRD, RS, and SEM revealed that hematite were stable at 75°C and pH 10 for 7day. ► No change in crystal morphology or reduction in surface area was evident. ►…”
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Palaeohydrogeological insights from natural tracer profiles in aquitard porewater, Great Artesian Basin, Australia by Harrington, Glenn A., Gardner, W. Payton, Smerdon, Brian D., Hendry, M. Jim

“…The value of using environmental tracer profiles in aquitards to quantify fluid flux and to reveal information about palaeohydrology is largely unknown for…”
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Transport and Bacterial Interactions of Three Bacterial Strains in Saturated Column Experiments by Stumpp, Christine, Lawrence, John R, Hendry, M. Jim, Maloszewski, Piotr

“…The impact of bacteria-solid and bacteria-bacteria interactions on the transport of Klebsiella oxytoca, Burkholderia cepacia G4PR1, and Pseudomonas sp. #5 was…”
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Sequestration of molybdate during transformation of 2-line ferrihydrite under alkaline conditions by Das, Soumya, Essilfie-Dughan, Joseph, Jim Hendry, M.

“…Hematite is a thermodynamically stable iron oxide under the aerobic conditions present in most natural surface soils and sediments. Most studies to date have…”
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Fate and Transport of Shale-derived, Biogenic Methane by Hendry, M. Jim, Schmeling, Erin E., Barbour, S. Lee, Huang, M., Mundle, Scott O. C.

“…Natural gas extraction from unconventional shale gas reservoirs is the subject of considerable public debate, with a key concern being the impact of leaking…”
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Controls on arsenate, molybdate, and selenate uptake by hydrotalcite-like layered double hydroxides by Paikaray, Susanta, Hendry, M. Jim, Essilfie-Dughan, Joseph

“…Mill-scale neutralization of sulfatic and carbonic magnesium–aluminum–iron residues enriched with trace metal oxyanions often leads to the formation of mixed…”
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