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Skip to Search Results- 1Afacan, Christopher
- 1Amoako, Kwaku Akrofi
- 1Arora, Nitin
- 1Bazoubandi, Behnaz
- 1Beier, Nicholas A
- 1Davey, Stepheney
- 3Soares, Joao (Chemical and Materials Engineering)
- 3Xu, Zhenghe (Chemical and Materials Engineering)
- 2Liu, Qi (Chemical and Materials Engineering)
- 2Soares, João B. P. (Chemical and Materials Engineering)
- 2Xu, Zhenghe (Chemical Engineering)
- 1Beier, Nicholas (Civil and Environmental Engineering)
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A Model Study on Water Soluble Polymeric Nanofibers for Rapid Flocculation and Enhanced Dewatering of Fine Oil Sands Tailings Simulated Through Kaolin
DownloadFall 2018
Nanofibers are fibers with diameters lower than 100 nm, traditionally made from natural or synthetic polymers. Properties of nanofibers, such as low density, controllable surface functionality, and high surface area to volume ratio, allowed researchers to use them in a multitude of applications...
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Fall 2014
This research comprises four integral parts. Each part focuses on one aspect of the general problem of drug delivery by respiration. The morphological features of human respiratory tract, the dynamics of inhaled pharmaceutical particles, and the mechanics of inhaler devices are particularly taken...
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Amylopectin-graft-hydrolyzed-poly(methyl acrylate) (AP-g-H-PMA) Flocculants for the Treatment of Oil Sands Tailings
DownloadSpring 2020
The extraction of bitumen from the Alberta oil sands reserves has long been a major economic contributor to the Canadian society, but the impact this industry has had on the environment has raised concerns worldwide. The main problems are how to reclaim the area and reduce the number of tailings...
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Application of Coagulation/Flocculation followed by Sedimentation for Treating Urban Combined Sewer Overflows
DownloadFall 2017
Combined Sewer Systems are commonplace in the United States and the major cities in Canada. These systems consist of both sanitary and stormwater lines which, when combined, create the potential for large surges of wastewater during storm conditions known as Combined Sewer Overflows (CSOs). CSOs...
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Atomistic Approach towards Sodium Citrate Role on Surface Properties of Silica and Clay Minerals
DownloadFall 2022
The use of sodium citrate as a secondary processing aid in combination with caustic significantly improved bitumen recovery, specifically in poor oil sands ores. The role of sodium citrate on wettability alteration of solid surfaces, benefiting bitumen liberation as well as improving bitumen...
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Centrifuge Modeling and Large Deformation Analyses of Axially Loaded Helical Piles in Cohesive Soils
DownloadSpring 2022
In the past decades, helical piles have gained increasing popularity in civil engineering practice as an option of deep foundations. The design of axial load capacity of these piles relies on an appropriate selection of failure mode. Currently, the axial failure modes of multi-helix piles...
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Characterization of a landslide-prone glaciolacustrine clay from the Thompson River Valley near Ashcroft, British Columbia
DownloadFall 2017
Several large landslides have occurred in the Thompson River Valley near Ashcroft, British Columbia. The movement of these landslides have presented challenges for the operation of the two national railways that traverse this valley. The landslides are multiple retrogressive, translational,...
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Fall 2010
A study was conducted to evaluate the properties and processes influencing the rate and magnitude of volume decrease and strength gain for oil sand fine tailings resulting from a change in bitumen extraction process (caustic versus non-caustic) and the effect of adding a coagulant to caustic fine...
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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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Effect of Addition Flowrates of Grafted Polymers on the Flocculation of Kaolinite Suspensions and Oil Sands Mature Fine Tailings
DownloadSpring 2023
Bitumen extracted from oil sands has been a major source of wealth for Canada, but it comes at a high price because the Clark hot water process generates large volumes of tailings which must be stored in ponds that threaten the environment. These tailing ponds must be treated to meet the land...