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Skip to Search Results- 10Graduate and Postdoctoral Studies (GPS), Faculty of
- 10Graduate and Postdoctoral Studies (GPS), Faculty of/Theses and Dissertations
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- 4Biological Sciences, Department of/Journal Articles (Biological Sciences)
- 2Renewable Resources, Department of
- 2Renewable Resources, Department of/Journal Articles (Renewable Resources)
- 4Hashisho, Zaher (Civil and Environmental Engineering)
- 1Arvind Rajendran (Chemical and Materials Engineering)
- 1Beattie, Owen (Anthropology)
- 1Dr. J. Fraser Forbes (Chemical and Materials Engineering)
- 1Dr. Martin Guay (Chemical Engineering, Queen's University)
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Multinuclear Magnetic Resonance Tracking of Hydro, Thermal and Hydrothermal Decomposition of CH3NH3PbI3
Download2017-01-01
Askar, A.,, Bernard, G.M, Wiltshire,, B., Shankar, K., Michaelis, V.K.
An NMR investigation of methylammonium lead iodide, the leading member of the hybrid organic-inorganic perovskite class of materials, and of its putative decomposition products as a result of exposure to heat and humidity, has been undertaken. We show that the 207Pb NMR spectra of the compound of...
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Plant litter: direct and indirect effects of simulated climate change and clipping on its decomposition, and its effects on plant-plant interactions
DownloadFall 2013
Terrestrial ecosystems are characterized by an intricate relationship between plants and soils that influence ecosystem and community level processes and properties. At the ecosystem level, plants (producers) provide organic carbon to the decomposer subsystem and obligate root-associated...
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Potential carbon losses from peat profiles: effects of temperature, drought cycles and fire
Download1992
Wein, R. W., Hogg, E. H., Lieffers, V. J.
Abstract: Global warming and the resultant increase in evapotranspiration might lead to lowered water tables in peatlands and an increase in fire frequency. The objective of this study was to investigate some of the potential effects of these changes on peat decomposition. Dry mass losses and...
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Principal components of super-high dimensional statistical features and support vector machine for improving identification accuracies of different gear crack levels under different working conditions
Download2015
Tsui, Kwok Leung, Zuo, Ming J., Tse, Peter W., Wang, Dong
Gears are widely used in gearbox to transmit power from one shaft to another. Gear crack is one of the most frequent gear fault modes found in industry. Identification of different gear crack levels is beneficial in preventing any unexpected machine breakdown and reducing economic loss because...
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Specific Activation of the Na+/H+ exchanger gene during neuronal differentiation of embryonal carcinoma cells
Download1995-01-01
Dyck, Jason R. B., Fliegel, Larry
We examined the regulation of the NaGraphic/HGraphic exchanger gene during differentiation of the P19 mouse embryonal carcinoma cells. Treatment of P19 cells with retinoic acid induces the development of neurons, astroglia, and microglia cells. Upon retinoic acid-induced differentiation of P19...
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The biosphere as an increasing sink for atmospheric carbon: estimates from increased nitrogen deposition
Download1993
Estimates of carbon uptake and storage based on global nitrogen deposition, C:N ratios for typical terrestrial ecosystems, and recent ecosystem-scale nutrient studies indicate that 1.0- 2.3 Gt C yr-1 of carbon storage may be stimulated by anthropogenically caused increases in nitrogen deposition...
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The dean who went to law school: Crossing borders and searching for purpose in North American legal education, 1930-1950
Download2016
This article is about the making of modern legal education in North America. It is a case study of the lives of two law schools, the University of Alberta, Faculty of Law and the University of Minnesota Law School, and their respective deans, Wilbur Bowker and Everett Fraser, in the decades...
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The influence of hydrologic condition and peat oxia on phosphorous and nitrogen dynamics of a conifer swamp
Download1993
A massb alancea pproachw as usedt o determinet he factorsi nfluencingp hosphorusa nd nitrogen dynamicsi n wetlandsc ommont o headwaterc atchmentso f the PrecambrianS hield. The relationships of runoff, water level, water temperaturea, nd anoxiat o the annuala nd seasonalt otal phosphorus( TP) and...
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2012
Wasylishen, R. E., Bernard, G. M., Quideau, S. A., Norris, C. E., Landhausser, S. M.
Abstract: Enriching plant tissues with C-13 and N-15 isotopes has provided long-lasting, non-reactive tracers to quantify rates of terrestrial elemental fluxes (e.g., soil organic matter decomposition). However, the molecular location and level of isotope enrichment may differ among plant...
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Two-Dimensional Modeling of the Effect of Relative Humidity on Volatile Organic Compounds Adsorption in a Fixed Bed Adsorber
DownloadFall 2017
Water vapor can affect adsorption of volatile organic compound (VOC) onto activated carbon. In this research, a two-dimensional heterogenous computational fluid dynamics model was developed and validated to understand the mechanism and kinetics during competitive adsorption between VOC and water...