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Skip to Search Results- 1Assempour, Nazanin
- 1Badiozamani Tari Nazari, Mohammad Mahdi
- 1Baker, Kathleen E.N.
- 1Beier, Nicholas A
- 1Brown, Lisa D
- 1Chung, Deborah K
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Fall 2014
Optical imaging of membrane potentials has become an immensely popular approach to study neuronal activity. Over the past decades, a number of voltage indicators have been introduced including the voltage sensitive fluorescent protein (VSFP) and microbial rhodopsins. However, most of these...
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Toxic effects induced in mammalian immune cells after in vitro exposure to oil sands process-affected water and its fractions
DownloadFall 2019
Oil sands process-affected water (OSPW) is produced by the surface mining industry in Alberta as a byproduct of the Clark hot water process, the currently used extraction method of crude oil from bitumen/tar sands. Under a provincial zero release policy all produced OSPW must be stored on site....
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Total Internal Reflection Fluorescence Microscopy to Study Bitumen and Clay Interaction in Oil Sands Tailings
DownloadFall 2016
Oil sands tailings management remains to be a major challenge for oil industry in Canada. Promoting quick settling of fines in tailings ponds is the key to its treatment. Bitumen lost to tailings during oil sands extraction is also believed to hinder settling and consolidation of clays in...
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Spring 2016
Non-aqueous extraction technologies are currently being investigated as an alternative to the conventional water based process for extracting bitumen from oil sands. The reduced dependence on fresh water and land for creation of tailing ponds makes non-aqueous technologies a greener alternative....
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Fall 2018
The production of a tailings waste stream is ubiquitous to mining and mineral processing operations, especially in Alberta’s oil sands industry. Due to the presence of colloidal clays such as kaolinite, which do not naturally sediment in suspension, water recycling and land reclamation remain...
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Quantum Chemical Investigations of Structural and Photophysical Properties of Emissive RNA Nucleobase Analogues
DownloadFall 2017
The photostability of nucleic acid constituents is crucial in maintaining the integrity of our genetic code. This is achieved by the essential mechanism of ultrafast radiationless decay of the singlet excited state to the electronic ground state of nucleobases. While this mechanism provides...
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Protecting Worker Safety in Alberta by Enhancing Hazard Identification and Control for Hazards Associated with Tailings Facilities, Dams, and Systems
DownloadSpring 2019
My research was motivated by a fatality that occurred at an oil sands tailings operation on January 19, 2014, when a worker drowned in an underground cavern which formed under a leaking tailings transport system. At the time of the incident, the organization and workers did not know that ground...
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Spring 2010
Commercial Magnafloc 1011and in-house synthesized Al-PAM were used as flocculants for model tailings, laboratory extraction tailings and tailings from paraffin froth treatment unit. The polymers were tested for their flocculation ability in settling and filtration. For model tailings, both...
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Fall 2013
Metal-dielectric thin film multilayers are of significant interest as transparent conductors, band-pass filters, and metamaterials. This thesis describes an experimental study of optical tunnelling through periodic metal-dielectric (MD) multilayers with the goal of optimizing the transmittance...
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Spring 2013
Absorption of UV light by nucleic acids can result in the formation of molecular lesions leading to mutagenesis, carcinogenesis, and cell death. Thus, understanding DNA damage is important for elucidating the molecular mechanisms of disease. Much effort has been focused on developing methods for...