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Skip to Search Results- 16Graduate and Postdoctoral Studies (GPS), Faculty of
- 16Graduate and Postdoctoral Studies (GPS), Faculty of/Theses and Dissertations
- 7Chemistry, Department of
- 7Chemistry, Department of/Journal Articles (Chemistry)
- 2Biological Sciences, Department of
- 2Biological Sciences, Department of/Journal Articles (Biological Sciences)
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Insights on local chemical structure of chalcogenide photovoltaic materials using solid state NMR spectroscopy
DownloadSpring 2023
Quaternary chalcogenides with the formula I2-II-IV-VI4 have emerged as promising candidates for photovoltaic materials, but many details about their structures remain poorly understood. This thesis describes the synthesis, structure determination, and optical properties of the sulfides Cu2MTtS4...
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2019-01-01
Bernard, G.M., Michaelis, V.K.
High‐field dynamic nuclear polarization nuclear magnetic resonance (DNP NMR) spectroscopy is rapidly emerging as a revolutionary analytical structural method by greatly enhancing the sensitivity of nuclear magnetic resonance. Innovative solutions are constantly being introduced to address the...
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J-Coupling Effects on Quantification of the 1.3 ppm Lipid Methylene Resonance with In-Vivo Magnetic Resonance Spectroscopy at 3 T
DownloadFall 2015
Quantification of 1.3 ppm lipid methylene protons by proton magnetic resonance spectroscopy has been shown to be relevant to a number of diseases. Additionally, T2 estimation of 1.3 ppm methylene protons has been used to grade the metastatic potential of colon tumours. J-coupling...
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Lead‐207 NMR spectroscopy at 1.4 T: Application of benchtop instrumentation to a challenging I = ½ nucleus
Download2020-01-01
Bernard, G.M., Michaelis, V.K.
The practicality of obtaining liquid‐ and solid‐state 207Pb nuclear magnetic resonance (NMR) spectra with a low permanent‐field magnet is investigated. Obtaining 207Pb NMR spectra of salts in solution is shown to be viable for samples as dilute as 0.05 M. The concentration dependence of the 207Pb...
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Fall 2022
A major challenge that plagues nuclear magnetic resonance (NMR) spectroscopists is the inherently low sensitivity of this workhorse characterization technique. This low sensitivity results in long acquisition times and/or costly isotopic-labelling to obtain good resolution and signal-to-noise...
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Mechanisms of Prion Disease: Initial Misfolding of the Prion Protein and Metabolomic Changes in the Brain
DownloadFall 2020
Prion diseases are neurodegenerative diseases that are caused by the misfolding and aggregation of cellular prion protein (PrPC) into the pathogenic form termed PrPSc. To contribute to a better understanding of the mechanism of prion disease, in this thesis I present my work on the structural...
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2009
Wishart, D.S., Psychogios, N., Young, N., Xia, J.
Metabolomics is a newly emerging field of ‘omics’ research that is concerned with characterizing large numbers of metabolites using NMR, chromatography and mass spectrometry. It is frequently used in biomarker identification and the metabolic profiling of cells, tissues or organisms. The data...
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Fall 2017
The information contained in our genome is essential for the proper functioning of different physiological processes in cells that are required for our growth and survival, making the maintenance of genome integrity a task of utmost priority. Our cells have evolved a highly elaborate, complex and...
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Molecular Mechanisms Underlying the Enhancement of Cardiac Contraction by Modifications of Troponin
DownloadFall 2015
A fine balance between contraction and relaxation is crucial for the heart to function properly. But often the heart cannot contract with enough force to meet the demands of the body. This condition, called systolic heart failure, is the leading cause of death in the modern society. A common...
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Nuclear Magnetic Resonance metabolomic fingerprint of the Interleukin 10 gene deficient mouse model of Inflammatory Bowel Disease
DownloadFall 2010
Inflammatory bowel disease (IBD) is a chronic inflammatory disorder that occurs as a consequence of a genetic mutation that results in an overly aggressive immune response to normal bacteria. Metabolomics is a new born cousin to genomics and proteomics and involves a high throughput...