Search Results - "Large, D. J"

Calcium leaching from waste steelmaking slag: Significance of leachate chemistry and effects on slag grain mineralogy by Hall, C., Large, D.J., Adderley, B., West, H.M.

“…•Calcium leached from multiple calcium containing phases.•Sulfur co-leached alongside calcium.•Si, Mn and Ca containing precipitates formed in the…”
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Petrographic observations of iron, copper, and zinc sulfides in freshwater canal sediment by Large, D. J, Fortey, N. J, Milodowski, A. E, Christy, A. G, Dodd, J

“…Sulfide minerals are known to be important hosts for metals in many freshwater and marine sediments, but little is known about their petrography, particularly…”
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Geochemistry and petrography of phosphorus in urban canal bed sediment by Dodd, J, Large, D.J, Fortey, N.J, Kemp, S, Styles, M, Wetton, P, Milodowski, A

“…Urban canal sediment provides an opportunity to investigate the processes controlling P geochemistry in a system dominated by anthropogenic input. To achieve…”
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Poorly crystalline carbonaceous matter in high grade metasediments. implications for graphitisation and metamorphic fluid compositions by LARGE, D. J, CHRISTY, A. G, FALLICK, A. E

“…Poorly crystalline carbonaceous matter was observed in chlorite to sillimanite grade metasediments from the Trois Seigneurs Massif. Four types of carbon…”
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Evidence for low-temperature alteration of sulfides in the Kupferschiefer copper deposits of southwestern Poland by Large, D. J, MacQuaker, J, Vaughan, D. J, Sawlowicz, Z, Gize, A. P

“…Minerals of the Cu-Fe-S system from the Lubin and Rudna mines in the Polish Kupferschiefer display textures and compositional trends consistent with copper…”
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Diffusion and reaction-controlled Cu-Pb-Zn ore mineral precipitation in a reducing system; a model applied to the pattern of ore mineral precipitation in the Kupferschiefer and other black shales by Large, D. J, Small, J. S

“…The major ore minerals in black shale-hosted Cu deposits typically have a zoned distribution. In this paper a numerical model that couples the processes of…”
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Identification of typical ecohydrological behaviours using InSAR allows landscape-scale mapping of peatland condition by Bradley, Andrew V, Andersen, Roxane, Marshall, Chris, Sowter, Andrew, Large, David J

“…Better tools for rapid and reliable assessment of global peatland extent and condition are urgently needed to support action to prevent further decline of…”
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MPeat2D - a fully coupled mechanical-ecohydrological model of peatland development in two dimensions by Mahdiyasa, Adilan W, Large, David J, Icardi, Matteo, Muljadi, Bagus P

“…Higher-dimensional models of peatland development are required to analyse the influence of spatial heterogeneity and complex feedback mechanisms on peatland…”
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Assessment of hydropyrolysis as a method for the quantification of black carbon using standard reference materials by Meredith, W., Ascough, P.L., Bird, M.I., Large, D.J., Snape, C.E., Sun, Y., Tilston, E.L.

“…A wide selection of thermal, chemical and optical methods have been proposed for the quantification of black carbon (BC) in environmental matrices, and the…”
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A Petrographic Investigation of two Sequential Extraction Techniques Applied to Anaerobic Canal Bed Mud by Dodd, J, Large, Dj, tey, Nj, Milodowski, Ae, Kemp, S

“…The application of sequential extraction procedures to determine metal speciation in sediments is fraught with uncertainty regarding what is actually…”
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Diffusion and Reaction-Controlled Cu-Pb-Zn Ore Mineral Precipitation in a Reducing System: A Model Applied to the Pattern of Ore Mineral Precipitation in the Kupferschiefer and Other Black Shales by Large, D. J.

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Direct evidence from hydropyrolysis for the retention of long alkyl moieties in black carbon fractions isolated by acidified dichromate oxidation by Meredith, W., Ascough, P.L., Bird, M.I., Large, D.J., Snape, C.E., Song, J., Sun, Y., Tilston, E.L.

“…► Hypy isolates a BC fraction (BChypy) from dichromate oxidation residues (BCdox). ► BCdox from a soil and oil shale contain significant amounts of long alkyl…”
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Estimation of the Impact of Widespread Installation of Antenna Selector Switches on Signal Leakage from Cable Television Systems by Large, David J.

“…As part of its regulations governing obligations of cable television, the Federal Communications Commission has traditionally required carriage of local…”
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Interconnection Subtleties of Consumer Products and Cable by Large, David J.

“…Historically, the development of home video equipment and cable television services have proceeded along somewhat independent lines. The result is that…”
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Diffusion and Reaction-Controlled Cu-Pb-Zn Ore MineralPrecipitation in a Reducing System: A Model Applied to the Pattern of OreMineral Precipitation in the Kupferschiefer and Other Black Shales by Large, D. J., Small, J. S.

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The influence of climate, hydrology and permafrost on Holocene peat accumulation at 3500 m on the eastern Qinghai–Tibetan Plateau by Large, David J., Spiro, Baruch, Ferrat, Marion, Shopland, Michaela, Kylander, Malin, Gallagher, Kerry, Li, Xiangdong, Shen, Chengde, Possnert, Goran, Zhang, Gan, Darling, W. George, Weiss, Dominik

“…Peatland of the eastern Qinghai–Tibetan Plateau lies at the convergence of the East Asian and Indian monsoon systems in eastern Asia. To understand the…”
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Stable carbon isotope analysis of wood hydropyrolysis residues: A potential indicator for the extent of cross-linking between lignin and polysaccharides by Beramendi-Orosco, Laura, Snape, Colin E., Large, David J.

“…Hydropyrolysis (hypy) as a fast means for preparing lignin concentrates for stable carbon isotope analysis was evaluated by performing hypy at different…”
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Application of catalytic hydropyrolysis for the rapid preparation of lignin concentrates from wood by Beramendi-Orosco, Laura E., Castro-Dı́az, Miguel, Snape, Colin E., Vane, Christopher H., Large, David J.

“…The use of hydropyrolysis (hypy) is described as a potentially rapid procedure for obtaining lignin-enriched residues from wood for either simply estimating…”
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Interconnection of Cable Television and Consumer Electronics Devices by Large, David J.

“…The cable television industry and the consumer electronics industry have, until very recently, developed their products with little regard to each other. FCC…”
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