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Skip to Search Results- 101Graduate and Postdoctoral Studies (GPS), Faculty of
- 101Graduate and Postdoctoral Studies (GPS), Faculty of/Theses and Dissertations
- 5WISEST Summer Research Program
- 5WISEST Summer Research Program/WISEST Research Posters
- 3Earth and Atmospheric Sciences, Department of
- 3Earth and Atmospheric Sciences, Department of/Journal Articles (Earth and Atmospheric Sciences)
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The Biology of Sclerobionts and their Hosts: Comparing Biomechanical Experiments on Brachiopod Hosts to Sclerobiont Distribution Maps
DownloadFall 2014
Sclerobionts and their host organisms provide a great deal of information for palaeoecological and palaeoenvironmental studies. However, any interpretation of sclerobiont – host relationships depends on an understanding of the host’s orientation. In the past, distinction of host life and...
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Fall 2013
In this thesis, a cellulose nanofibril (CNF) preparation method in the biorefinery platform is described, and the product is characterized and compared to commercially available varieties. CNF is a bundle of cellulose microfibrils with diameter in 5-100 nanometer range and length reaching to...
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The Roles of Constituent Minerals and Residual Bitumen in the Filtration of Alberta Oil Sands Tailings
DownloadFall 2022
The dewatering of Alberta oil sands tailings is one of the most challenging problems faced by the oil sands industry. Despite significant efforts in the past several decades, the industry still lacks viable technologies that can quickly dewater and reclaim the oil sands tailings and eliminate...
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Spring 2022
This thesis research concerns controlling viscous fingering instability when a less-viscous fluid pushes another more-viscous one in a porous medium. This instability is called the Saffman-Taylor instability and has been extensively studied, primarily for simple Newtonian fluids. The resultant of...
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Fall 2018
Canada has one of the largest oil reserves in the world, with around 3 trillion ultimate reserves in heavy oil. Even though, one of the major difficulties that Canadian Oil sands industry has faced over time is the transportation of bitumen due to its extremely high viscosity. Having this in...
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Ultrasonic Characterization of Bitumen with Pressure and Temperature: Implications for seismic monitoring of the Grosmont Formation
DownloadFall 2018
The vastly untapped carbonate Grosmont Formation in north-eastern Alberta may hold in excess of a couple of hundred billion barrels initial volume of bitumen in place. Bitumen, an ultra-heavy hydrocarbon oil, possesses a density comparable to water, but a dynamic shear viscosity million times...
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Understanding stability of water-in-diluted bitumen emulsions by colloidal force measurements
DownloadSpring 2011
Removal of emulsified water is a challenge in oil sands and heavy oil processing. The flocculation and coagulation of emulsified water droplets depend on the interactions between the water droplets covered mainly by asphaltenes and oil-contaminated fine solids. To quantitatively evaluate the...
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Understanding the Role of Caustic Addition: A Comparison of Sodium Hydroxide and Ammonium Hydroxide
DownloadSpring 2012
To understand the role of caustic addition and its effect on the bitumen extraction process, a novel flow cell and a Denver Cell extraction unit were utilized. This allowed for the comparison of sodium hydroxide and ammonium hydroxides effect on real oil sands ores. Several ores (A1, C-ore,...
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Use of a solvent in the oxidative desulfurization of bitumen via autoxidation; effects on viscosity and oxidation
DownloadSpring 2014
This work describes the effect that including a solvent in the reaction media of the autoxidation of Cold Lake bitumen has on the viscosity and also on the oxidation degree reached. The comparison of viscosity was performed both in the basis of equal residence time and equal oxygen conversion...