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Skip to Search Results- 1Afshar, Shima
- 1Aghaie, Ermia
- 1Badiozamani Tari Nazari, Mohammad Mahdi
- 1Baker, Kathleen E.N.
- 1Beier, Nicholas A
- 1Brandon, Jordan T
- 22Department of Civil and Environmental Engineering
- 21Department of Chemical and Materials Engineering
- 5Department of Earth and Atmospheric Sciences
- 5Department of Renewable Resources
- 3Department of Agricultural, Food, and Nutritional Science
- 3Department of Mechanical Engineering
- 2Gamal El-Din, Mohamed (Civil and Environmental Engineering)
- 2Soares, Joao (Chemical and Materials Engineering)
- 2Syamaladevi, Roopesh (Agricultural, Food and Nutritional Science)
- 2Ulrich, Ania (Department of Civil and Environmental Engineering)
- 2Yu, Tong (Civil and Environmental Engineering)
- 2Zeng, Hongbo (Chemical and Materials Engineering)
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Spring 2014
Seven Ni-WC tubular wires utilized in this study were characterized by the nickel sheath area, powder composition, and overall initial carbide volume fraction of the wire prior to welding. The electrical resistivity of steel, stainless steel, and Ni-WC welding consumables were measured from...
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Determination of biokinetic parameters of wastewater biofilms from oxygen concentration profiles
DownloadFall 2011
The process of scale-up and rational optimization of biofilm processes for effective wastewater treatment and reuse require better understanding of the biokinetic behavior of microorganisms in the biofilms. At present, no fast and accurate methods exist for determining kinetic parameters for...
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Fall 2011
Microelectrodes can be used for profiling environmental biofilms. Currently there is no sulfate microelectrode available for studying sulfate reduction in biofilms. In this study, a sulfate microelectrode was fabricated and tested in measurement of environmental biofilms for the first time. The...
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Spring 2015
This research aims to assist in the assessment of tailings management technologies through the development of a dynamic simulation model. The developed model (TMSim) incorporates the mine plan, various stages of dewatering including classification, pre- and post-deposition dewatering, and an...
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Spring 2019
This thesis aims to demonstrate the feasibility of using System Dynamics (SD) techniques to develop a transparent, open-source and reproducible model capable of simulating long-term soil water dynamics in a tailings-cap system subject to upward flux from a consolidating tailings substrate. The...
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Development of compact fluorescent spectrometers and field deployable optical solids content monitoring devices
DownloadSpring 2015
Two techniques were used to develop industrial and environmental sensing devices: fluorescence spectrometry and light scatter. The focus of the thesis is to develop real-time, portable and economical sensors using these techniques for environmental detection and management of tailings slurries. A...
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Spring 2020
Albertan oil sands ores are becoming more difficult to process efficiently as the clay content of the ore increases and the grade of the ore worsens. A key to improving the extraction of bitumen from low-grade oil sands, thereby increasing the longevity of this critical resource, is reducing the...
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Effects of Surface Contamination and Water Chemistry on the Behaviors of Illite, Kaolinite and Montmorillonite in Organic and Aqueous Media
DownloadSpring 2016
Clays, due to their specific surface area and electrical charge density, are among the most active minerals in aquifers, oil and gas reservoirs, and tailings ponds. Clays, in tailings, are a significant ongoing environmental concern in the mining and oil sands production industries and clay...
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Efficacy of conventional and novel antimicrobial treatments on the inactivation of desiccated cells and biofilms of Salmonella
DownloadSpring 2024
Repeated isolation of Salmonella from the dry and wet environments of the food industry poses a significant concern to human health. It is crucial to understand the influence of the various environmental conditions on Salmonella’s survival. The overall objective of this research was to evaluate...
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Spring 2019
This research aims to improve oil sands tailings treatment by applying a combination of quick lime (calcium oxide) and anionic or cationic polymers in the flocculation process. A procedure including mixing lime, dilution of mature fine tailings (MFT) in the lime supernatant and addition of...