Browsing Theses by Title
Now showing items 5314-5333 of 15492
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Experimental and numerical investigation of three equispaced cylinders in cross-flow
(University of Waterloo, 2014-12-19)Flow around a cluster of three equally spaced cylinders with a spacing ratio of P/D = 1.35 was studied experimentally and numerically. The main focus of this investigation is the effect of cluster orientation on flow ... -
Experimental and Numerical Investigations of the Flow Development over Circular Cylinders with Stepwise Discontinuities in Diameter
(University of Waterloo, 2010-09-02)Flow past circular cylinders with stepwise discontinuities in diameter was investigated experimentally and numerically for the diameter ratio D/d = 2 and three Reynolds numbers, Re = 150, 300, and 1050. The investigation ... -
Experimental and Numerical Study of the Mechanical Aspects of the Stitch Bonding Process in Microelectronic Wire Bonding
(University of Waterloo, 2014-01-23)The goal of this thesis is to improve the understanding of the stitch bonding process in microelectronic wire bonding. In particular, it focuses on investigating the effect of the process parameters bonding force, scrub ... -
Experimental and Numerical Thermal Analysis for Advanced Flip Chip Thermo-Compression Bonding via CMOS Microsensor Arrays and Finite Element Modelling
(University of Waterloo, 2017-10-03)Thermo-compression bonding (TCB) relies on uniform thermal distribution during microelectronic packaging processes to ensure reliable interconnects are formed. During any TCB processes, the thermal application must ... -
Experimental and theoretical demonstration of the feasibility of global quantum cryptography using satellites
(University of Waterloo, 2014-10-15)Information security is a growing concern in our modern world, where almost everything can be done online. To protect security, classical encryption protocols, such as RSA, are used. These encryption protocols are almost ... -
Experimental and theoretical investigations of radio-frequency and optical trapping potentials for atomic ions
(University of Waterloo, 2020-10-08)Over the years, trapped ion have emerged as one of the premier candidates for universal quantum simulation due to its long coherence time, low initialization and detection errors, robust high-fidelity gate sets and fully ... -
An Experimental Approach Towards Characterizing the Transient Response of Drain Water Heat Recovery Systems
(University of Waterloo, 2019-09-27)Drain Water Heat Recovery (DWHR) systems recover thermal energy from the gray water and use it to pre-heat incoming mains water. So far, the research conducted in this field has focused on the steady-state (SS) operation ... -
Experimental Assessment and Computational Modeling of Adhesive, Self Piercing Rivets (SPR), and Hybrid (Adhesive-SPR) Joints: Enhancing Joint Performance for Aluminum Sheet Material
(University of Waterloo, 2023-08-09)The implementation of aluminum alloys in future vehicle construction (e.g., body-in-white) can reduce weight by 30-45%, improving the fuel economy of internal combustion vehicles and increasing the battery range of electric ... -
Experimental Characterization and Constitutive Modeling of AZ31B and ZEK100 Magnesium Alloys for Monotonic and Reverse Loading Paths
(University of Waterloo, 2014-09-15)Finite element (FE) simulations are widely used in automotive design processes to model the forming behavior of sheet metals. Comprehensive material characterization and the availability of suitable constitutive models are ... -
Experimental Characterization and Finite Element Modelling of Cervical Facet Joint Mechanics
(University of Waterloo, 2023-11-29)Cervical facet joints are involved in the complex movements and associated disorders of the head and neck. The capsular ligament of the cervical facet joint plays an important role in guiding and restraining joint motions ... -
Experimental Characterization and Numerical Modelling of the Interfacial Heat Transfer Coefficient in Hot Stamping of Al-Si Coated 22MnB5 Steel
(University of Waterloo, 2023-10-18)In automotive hot stamping of Al-Si coated 22MnB5 steel, the heat transfer coefficient (HTC) between the blank and die is crucial for predicting the mechanical properties of the as-formed part. While average HTCs associated ... -
Experimental Characterization and Theoretical Calculations of Responsive Polymeric Systems
(University of Waterloo, 2010-09-17)Due to their controllable size, low cytotoxicity, and unique architecture, cyclodextrin based pseudopolyrotaxanes have been developed to encompass a broad range of diverse medical and chemical engineering applications. The ... -
Experimental characterization of a catalytically active flagellin variant in Clostridium haemolyticum
(University of Waterloo, 2017-04-18)The bacterial flagellum is made up of approximately 20,000 subunits of the monomeric protein, flagellin, and plays a role in cell motility and pathogenesis. The extreme sequence diversity within the hypervariable region ... -
Experimental Characterization of the Compressive Behaviour of Gas Diffusion Layers in PEM Fuel Cells
(University of Waterloo, 2014-10-17)Successful commercialization of polymer electrolyte membrane (PEM) fuel cells is highly dependant on performance of the membrane electrode assembly (MEA). The performance of the gas diffusion layer (GDL) of the MEA is ... -
An Experimental Comparison of the Effectiveness of Various Levels of Simulator Fidelity on Ab Initio Pilot Training
(University of Waterloo, 2023-05-17)Flight simulators have long been used to great levels of success with studies demonstrating that pilots who first train using a simulator reach acceptable levels of competence in less time than pilots who start in the ... -
Experimental determination of the extent of Fe(III) reduction and Fe isotope fractionation during microbial reduction of ferrihydrite in freshwater systems by sulfate-reducing bacteria
(University of Waterloo, 2017-12-15)Traditionally, sulfur was thought to have little influence on Fe cycling in freshwater systems because of the low sulfate concentrations (average ~ 0.2 mM) in such waters. However, a recent study suggested that a cryptic ... -
Experimental Evaluation of a Distributed Fiber Optic Sensor for Mining Application
(University of Waterloo, 2016-05-04)Triggered remote seismic events have been widely studied in the earthquake engineering context where various possible explanations have been provided, including directivity of dynamic stresses, a critically stressed ... -
Experimental Evaluation of Affordance Detection Applied to 6-DoF Pose Estimation for Intelligent Robotic Grasping of Household Objects
(University of Waterloo, 2021-11-22)Recent computer vision research has demonstrated that deep convolutional neural networks can be trained on real images to add context to object parts for simultaneous object detection and affordance segmentation. However, ... -
Experimental Evaluation of Flow-Measurement-Based Drag Estimation Methods
(University of Waterloo, 2014-05-16)The accuracy of existing methods for estimating the drag based on experimental flow field measurements were assessed for two-dimensional bodies. The effects of control volume boundary placement and inherent simplifying ... -
Experimental Fracture Toughness Of A Lightly Bonded Interface
(University of Waterloo, 2017-05-18)The geomechanical behaviour of natural fractured media (NFM) is governed by existing planes of weakness. These planes of weakness can be open fractures, partially closed joints, or cemented veins, and they are classified ...