Search
Skip to Search Results- 1Assempour, Nazanin
- 1Chung, Deborah K
- 1El-Yazbi, Amira F
- 1Ewanchuk, Andrea Marie
- 1Gedik, Melis
- 1Ho, Timothy Then-Siong
-
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...
-
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...
-
Spring 2016
This thesis explores the dynamics and sensing performance of silicon quantum dot (SiQD) ensembles coupled to the whispering gallery modes (WGMs) of spherical and cylindrical microcavities. The first project investigated the possibility of observing Purcell effects in an ensemble of QDs coupled to...
-
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...
-
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...
-
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...
-
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...
-
Fall 2011
Fluorescence technology was examined as an analytical tool for identifying naphthenic acids in process-affected water. The fluorescence signal from process-affected water was narrowed down to the extractable organic acid fraction, known to contain naphthenic acids. A characteristic intensity...
-
An examination of linking and blocking procedures for use in deflection cantilever array-based protein detection
DownloadFall 2011
In this project common linking and blocking procedures were examined for use in multiplexed deflection cantilever array-based detection of proteins. A human interferon gamma (INF-γ) enzyme-linked immunosorbent assay (ELISA) kit was used to evaluate the effectiveness of the linking and blocking...
-
Fall 2009
An experimental investigation of the mean scalar concentration field of jets into a uniform counterflow stream using planar laser induced fluorescence is presented. The centerline decay and radial spreading of the mean concentration field of the jet were investigated. Jet to counterflow velocity...