Search Results - "Lyons, W.B."

Terrestrial ecosystem processes of Victoria Land, Antarctica by Barrett, J.E., Virginia, R.A., Hopkins, D.W., Aislabie, J., Bargagli, R., Bockheim, J.G., Campbell, I.B., Lyons, W.B., Moorhead, D.L., Nkem, J.N., Sletten, R.S., Steltzer, H., Wall, D.H., Wallenstein, M.D.

“…Terrestrial environments of Victoria Land, Antarctica are ideal systems to test hypotheses about the sensitivity of ecosystem processes to climate variability,…”
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The carbon stable isotope biogeochemistry of streams, Taylor Valley, Antarctica by Lyons, W.B., Leslie, D.L., Harmon, R.S., Neumann, K., Welch, K.A., Bisson, K.M., McKnight, D.M.

“…► δ13C-DIC reported from McMurdo Dry Valleys, Antarctica, streams. ► Stream water δ13CPDB values range −9.4‰ to +5.1‰, largely inorganic in character. ►…”
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Design of a system that uses optical-fiber sensors and neural networks to control a large-scale industrial oven by monitoring the food quality online by O'Farrell, M., Lewis, E., Flanagan, C., Lyons, W.B., Jackman, N.

“…An optical-fiber sensor-based system has been designed to assist in the controlling of a large-scale industrial by monitoring the color of the food product…”
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An optical fibre distributed sensor based on pattern recognition by Lyons, W.B., Ewald, H., Lewis, E.

“…Preliminary results are presented for a multi-point optical fibre sensor designed to detect the presence of chemical species in water at spatial intervals of…”
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An optical-fiber sensor for use in water systems utilizing digital signal processing techniques and artificial neural network pattern recognition by King, D., Lyons, W.B., Flanagan, C., Lewis, E.

“…An optical-fiber sensor is reported which is capable of detecting ethanol in water. A single optical-fiber sensor was incorporated into a 1-km length of…”
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Simulation of mercury transport and fate in the Carson River, Nevada by Carroll, R.W.H, Warwick, J.J, Heim, K.J, Bonzongo, J.C, Miller, J.R, Lyons, W.B

“…In 1991 the US EPA designated the Carson River as part of a Superfund site due to its high level of mercury contamination. Water column total mercury…”
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A multi-point optical fibre sensor for condition monitoring in process water systems based on pattern recognition by Lyons, W.B., Ewald, H., Flanagan, C., Lewis, E.

“…Preliminary results are presented for a multi-point optical fibre sensor designed to detect the presence of chemical species in water at spatial intervals of…”
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Drivers of solar radiation variability in the McMurdo Dry Valleys, Antarctica by Obryk, M. K., Fountain, A. G., Doran, P. T., Lyons, W. B., Eastman, R.

“…Annually averaged solar radiation in the McMurdo Dry Valleys, Antarctica has varied by over 20 W m −2 during the past three decades; however, the drivers of…”
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Persistent effects of a discrete warming event on a polar desert ecosystem by BARRETT, J.E, VIRGINIA, R.A, WALL, D.H, DORAN, P.T, FOUNTAIN, A.G, WELCH, K.A, LYONS, W.B

“…A discrete warming event (December 21, 2001-January 12, 2002) in the McMurdo Dry Valleys, Antarctica, enhanced glacier melt, stream flow, and melting of…”
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The characterization and role of aeolian deposition on water quality, McMurdo Dry Valleys, Antarctica by Deuerling, K.M., Lyons, W.B., Welch, S.A., Welch, K.A.

“…The connection of ecosystems by wind-driven transport of material has become a topic of increasing interest and importance. Less than 1% of dust transported…”
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Reactivation of a cryptobiotic stream ecosystem in the McMurdo Dry Valleys, Antarctica: A long-term geomorphological experiment by McKnight, D.M., Tate, C.M., Andrews, E.D., Niyogi, D.K., Cozzetto, K., Welch, K., Lyons, W.B., Capone, D.G.

“…The McMurdo Dry Valleys of Antarctica contain many glacial meltwater streams that flow for 6 to 12 weeks during the austral summer and link the glaciers to the…”
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Principal component analysis and artificial neural network based approach to analysing optical fibre sensors signals by Lewis, E., Sheridan, C., O’Farrell, M., King, D., Flanagan, C., Lyons, W.B., Fitzpatrick, C.

“…This paper investigates the use of artificial neural networks (ANNs) coupled with principal components analysis (PCA) to interpret complex optical spectrum and…”
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Analysis of the optical power loss arising from a fibre coupled integrating sphere used as a compact gas sensor by Chambers, P., Lyons, W.B., Sun, T., Grattan, K.T.V.

“…An analysis describing the path-length enhancement and the power loss that is encountered by a light beam traversing a fibre optic coupled integrating sphere…”
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Geochemistry and metals concentrations in marine sediments exposed to solidified/stabilized municipal solid waste incinerator ash by Kinner, N.E., Lyons, W.B., Rice, P.H., Durling, D.B., Gress, D.L.

“…Solidified and stabilized (S/S) municipal solid waste incinerator ash specimens were placed in tubes filled with organic-rich marine sediments and incubated in…”
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Combining principal component analysis with an artificial neural network to perform online quality assessment of food as it cooks in a large-scale industrial oven by O’Farrell, M., Lewis, E., Flanagan, C., Lyons, W.B., Jackman, N.

“…A sensor system utilising optical fibre sensing techniques is reported, which has been applied to the food industry in order to control the cooking process in…”
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Elevated mercury concentrations in soils, sediments, water, and fish of the Madeira River basin, Brazilian Amazon: a function of natural enrichments? by Lechler, P.J, Miller, J.R, Lacerda, L.D, Vinson, D, Bonzongo, J.-C, Lyons, W.B, Warwick, J.J

“…Previous site-specific investigations have found that mercury concentrations in water, sediments, and biota of the Brazilian Amazon are elevated above global…”
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A multipoint optical fibre sensor system for use in process water systems based on artificial neural network pattern recognition techniques by King, D., Lyons, W.B., Flanagan, C., Lewis, E.

“…A dual-element multipoint optical fibre sensor system capable of detecting ethanol in water supplies is reported. The sensor system utilises a U-bend…”
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Geomicrobiology of an Antarctic subglacial brine: A plausible Martian ecosystem by Mikucki, J.A., Priscu, J.C., Lyons, W.B., Welch, K.A., Tranter, M., Pearson, A.

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A novel multipoint luminescent coated ultra violet fibre sensor utilising artificial neural network pattern recognition techniques by Lyons, W.B., Fitzpatrick, C., Flanagan, C., Lewis, E.

“…A novel multipoint luminescent-coated optical fibre sensor system, which is capable of detecting ultra violet (UV) radiation and utilises artificial neural…”
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Determination of major element chemistry in terrestrial waters from Antarctica by ion chromatography by Welch, K.A, Lyons, W.B, Graham, E, Neumann, K, Thomas, J.M, Mikesell, D

“…As part of the new Long Term Ecological Research (LTER) project in the McMurdo Dry Valleys of Antarctica, a systematic aqueous geochemical sampling program has…”
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