Browsing Theses by Title
Now showing items 1727-1746 of 15559
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Characterization and Analysis of Continuous Wave Terahertz Photomixers
(University of Waterloo, 2012-04-25)In recent years, Terahertz (THz) technology has become a very active field of research in regards to its wide range of potential applications such as biosensing, biomedical imaging, pharmaceutical, security, and many others. ... -
Characterization and Analysis of the Microbiota of Bangia atropurpurea and other Freshwater and Marine Algae in North America
(University of Waterloo, 2021-09-14)Algae are a diverse polyphyletic group of photosynthetic organisms that contribute to forming rich ecosystems within marine and freshwater habitats. Many factors contribute to algal function and growth, such as the chemistry ... -
Characterization and Application of a Human Corneal in vitro Model for Controlled Release of Ophthalmic Drugs
(University of Waterloo, 2015-10-30)The cornea acts as a transparent shield protecting the eye from germs, dust and pathogens as well as regulating the ocular environment by controlling the diffusion of external substances like oxygen or drugs via the tear ... -
Characterization and Control in Large Hilbert spaces.
(University of Waterloo, 2008-12-03)Computational devices built on and exploiting quantum phenomena have the potential to revolutionize our understanding of computational complexity by being able to solve certain problems faster than the best known classical ... -
Characterization and evaluation of amphipathic, cationic peptides for small interfering RNA delivery
(University of Waterloo, 2015-06-19)RNA interference (RNAi) is a highly efficient and specific posttranscriptional gene silencing process, which can be triggered by small interfering RNA. The efficiency and specificity of this process makes siRNA a powerful ... -
Characterization and expression patterns of five Winter Rye β-1,3-endoglucanases and their role in cold acclimation
(University of Waterloo, 2007-01-23)Winter rye produces ice-modifying antifreeze proteins upon cold treatment. Two of these antifreeze proteins are members of the large, highly conserved, β-1,3-endoglucanase family. This project was designed to identify ... -
Characterization and Genetic Manipulation of D-cysteine Desulfhydrase from Solanum lycopersicum
(University of Waterloo, 2008-05-15)Progress in DNA sequencing of plant genomes has revealed that, in addition to microorganisms, a number of plants contain genes which share similarity to microbial 1-aminocyclopropane-1-carboxylate (ACC) deaminases. ACC ... -
Characterization and Improvement of Oxygen Mass Transfer in a Rocking Disposable Bioreactor
(University of Waterloo, 2020-06-04)Rocking disposable bioreactors use a cyclic rocking motion to induce mixing and oxygen transfer from the headspace gas into the liquid and are a novel type of bioreactor currently suitable for smaller-scale cell growth. ... -
Characterization and Linearization of 5G mm-Wave Power Amplifiers Using Reduced-Sampling Observation Receiver
(University of Waterloo, 2017-08-24)In this work, an advanced calibration routine is proposed to determine the frequency response of a feedback receiver over a targeted linearization bandwidth, when only sub-Nyquist (aliased) samples are available. A new ... -
Characterization and microstructure-based modeling of spot weld failure in hot stamped steel
(University of Waterloo, 2022-02-08)The performance of automotive safety components in a crash event depends on the mechanical properties of the sheet metal as well as the failure behavior of the spot welds that are used for sheet metal assembly. Unlike many ... -
Characterization and Modeling of Forged ZK60 Mg Alloys under Quasi-static and Fatigue Loadings
(University of Waterloo, 2020-01-24)In response to impending changes to the environmental regulations on the vehicles’ gas consumption rate, the transportation sector is motivated toward the widespread adoption of lightweight materials in the manufacturing ... -
Characterization and Modeling of Selected Antiandrogens and Pharmaceuticals in Highly Impacted Reaches of Grand River Watershed in Southern Ontario
(University of Waterloo, 2013-10-01)Endocrine disruption and high occurrences of intersex have been observed in wild fish associated with wastewater treatment plant (WWTP) effluents in the urbanized reaches of the Grand River watershed located in southern ... -
Characterization and Modeling of Sheared Edge Failure in Advanced High Strength Steel
(University of Waterloo, 2018-03-07)Edge failure is one of the major problems associated with forming of advanced high strength steels (AHSS) such as dual-phase (DP) steels. The development of ferritic-bainitic steels such as complex-phase (CP) steels have ... -
Characterization and Modeling of Smooth and Notched Rolled ZEK100-O under Cyclic Load
(University of Waterloo, 2018-10-26)As an effective way to reduce greenhouse gas emissions, goals on weight reduction has been fully focused by automotive manufacturers to meet the environmental regulations. Magnesium (Mg) alloys, with its high specific ... -
Characterization and Modelling of 3rd Generation Advanced High Strength Steel Automotive B-pillars from Forming to Crash
(University of Waterloo, 2022-09-26)This thesis investigates the application of 3rd Generation Advanced High-Strength Steels (3rd Gen AHSS) with ultimate tensile strengths of 980 and 1180 MPa to the forming and crash performance of an automotive B-pillar. ... -
Characterization and Modelling of Additively Manufactured Hastelloy X Parts under Quasi-Static and Cyclic Loading
(University of Waterloo, 2021-04-28)Laser powder-bed fusion (LPBF) is one of the main additive manufacturing (AM) methods, which has been proven to produce complex metallic parts with fine features. Understanding the correlation of process parameters to the ... -
Characterization and modelling of quasi-static and fatigue notch effect in AZ31B-H24 rolled sheet
(University of Waterloo, 2018-10-25)The transportation sector releases large amounts of harmful greenhouse gases into Earth’s atmosphere. Vehicle weight reduction through the use of magnesium alloys is an effective way to reduce carbon dioxide emission and ... -
Characterization and Performance Analysis of UHF RFID Tag for Environmental Sensing Applications
(University of Waterloo, 2012-06-21)Passive radio frequency identification (RFID) tag has been shown efficient in item tracking and management in the supply chain. Attracted to low weight and small size of wireless nodes, some research work was conducted to ... -
Characterization and Simulation of the Microstructure of Additively Manufactured Hastelloy X Parts with Columnar Grain Structure
(University of Waterloo, 2021-05-21)One of the well-known AM techniques is laser powder-bed fusion (LPBF), which enables engineers to benefit from the concept of “design freedom” while designing complex geometries compared to other conventional methods. This ... -
Characterization and Simulation of Warm Forming of 6xxx and 7xxx Series Aluminum Alloys
(University of Waterloo, 2017-09-12)This thesis investigates warm forming of 6000 and 7000 series aluminum alloys, namely AA6013 T6, AA7075 T6 and a developmental 7000 series alloy (designated AA70XX T76), including characterization and validation of the ...