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Skip to Search Results- 1Almadhoun, Mahmoud
- 1Cao, Cong
- 1Chisholm, Roderick A.
- 1Deng, Meijiao
- 1Dorobantu, Loredana Stefania
- 1Glaves, John Paul J
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Fall 2010
The electrochemical reduction of para-substituted aryldiazonium cations is a convenient method of introducing chemical functional groups to a surface. The number of conductive surfaces that have been used for this purpose is rapidly expanding. The body of work presented in this thesis will serve...
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Spring 2011
In this thesis, measurement and analysis of colloidal forces between an atomic force microscope (AFM) probe and a topographically patterned substrate are reported. The energy between the patterned substrate and a smooth flat plate was characterized mathematically using Surface Element Integration...
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Understanding stability of water-in-diluted bitumen emulsions by colloidal force measurements
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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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Cryo-electron microscopy of SERCA interacting with oligomeric phospholamban and oligomeric sarcolipin
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In 2007, heart disease was the second leading cause of death in Canadians. In heart muscle cells, calcium (Ca2+) is released from the sarcoplasmic reticulum (SR) during contraction and must be replenished for relaxation to occur. Three proteins restore Ca2+ to the SR following contraction: the...
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Conductive Atomic Force Microscopy Study of Electron Transport Through Diazonium Derived Films and Mixed – Mode Bonded Layers on Gold and Carbon Surfaces
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For Molecular Electronics to become a viable replacement or complitment to current elec- tronic devices a fundamental understanding of device operation and functionality is needed. This work explores electron transport through diazonium derived molecular junctions via conductive atomic force...
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Exploring Atomic Force Microscopy To Probe Charge Transport Through Molecular Films And For The Development Of Combinatorial Force Microscopy
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Since the invention of the atomic force microscope (AFM), this technology has had profound implications in the study of material science and molecular biology. The ability to visualize and perform quantitative analysis of the nanoscale properties of surfaces has provided great insights into...
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Fall 2013
Gypsum supersaturation in process water is known to have detrimental effects on flotation performance of sulphide minerals. The motivation of this research is to develop a better understanding of the impact of gypsum supersaturation in process water on sphalerite flotation. For this purpose, this...
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Development of High Efficiency and New Selectivity Liquid Chromatographic Phases for the Separation of Ionic and Hydrophilic Analytes
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Separation of low molecular weight ions and hydrophilic analytes is achieved by high performance ion chromatography (IC) and hydrophilic interaction liquid chromatography (HILIC). The goal of this thesis was three-fold: to increase the efficiency of IC separations by employing small particles; to...