Chemical Engineering: Recent submissions
Now showing items 21-40 of 994
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Predicting Adsorbent Performance for Carbon Capture using Machine Learning Models
(University of Waterloo, 2023-12-22)Carbon capture is a promising way to slow down climate change from anthropogenic sources. One of the carbon capture technologies that is being actively researched is adsorption. Given the increasing amount of literature ... -
Applications of Graphene in Vanadium Redox Flow Batteries
(University of Waterloo, 2023-12-22)Vanadium redox flow batteries (VRFBs) exhibit great promise as easily scalable, long-lasting, modular systems for grid-scale energy storage. However, vanadium crossover and poor reaction kinetics increase their operating ... -
Exploring the Cytoskeleton and Apoptosis Mechanisms in Fuchs Endothelial Corneal Dystrophy Using In Vitro Biomimetic Models and Immortalized FECD Cells
(University of Waterloo, 2023-12-14)Fuchs endothelial corneal dystrophy (FECD) is a corneal endothelium (CE) and Descemet’s membrane (DM) dysfunction symptom, which is the most common corneal endothelial disease. Despite the long history of clinical assessments ... -
Biointerface Topography for Enhanced Nonviral Gene Delivery
(University of Waterloo, 2023-12-11)Substrate-mediated nonviral gene delivery (SMD) represents a burgeoning area of interest in the field of tissue engineering due to its potential to facilitate localized transfection while providing the scaffolding for ... -
Bio-Based Production of Uroporphyrin and Protoporphyrin-IX in Escherichia coli
(University of Waterloo, 2023-12-06)Porphyrins are tetrapyrrole compounds with diverse medical applications but challenging chemical and biological synthesis. This thesis reports a novel bioprocess approach for enhanced production of porphyrins including ... -
Development and Characterization of Soymilk Okara Gels Modified by Citric Acid
(University of Waterloo, 2023-12-04)Okara, a valuable resource rich in fiber (53 – 58 %), protein (25 – 28 %), and lipids (9 – 11 %), also contains significant isoflavones and essential minerals, offering nutritional and health benefits. Recent research aims ... -
Natural Fiber Densification for Sustainable Composite Manufacturing
(University of Waterloo, 2023-11-23)The need for inexpensive, sustainable, and environmentally friendly materials has significantly increased in recent years as a result of rising environmental awareness. Given the widespread usage of petrochemical plastics, ... -
Incremental machine learning-based accelerator for computational fluid dynamics simulations
(University of Waterloo, 2023-10-16)The simulation of physicochemical processes with computational methods is key for engineering design, with applications in a variety of industries, ranging from pharmaceuticals to aerodynamics. Despite its importance and ... -
Dynamic Latent Structured Data Analytics for Process Modeling and Monitoring
(University of Waterloo, 2023-10-11)With the advent of Industry 4.0, variable relations in modern industrial processes are increasingly complex due to their high dimensions and complex auto-correlations and cross-correlations. Multivariate statistical methods ... -
Synthesis and Characterization of Polymeric Gas Sensing Materials for Detection of Agriculture Lagoon Off-Gas
(University of Waterloo, 2023-10-03)With increasing food demand, agriculture and farming industry have grown. This led to an increase in production of agricultural waste. The waste is converted into manure via anaerobic fermentation which continuously produces ... -
Manipulating Exfoliated 2D Materials at the Air-Water Interface: Towards Large-area Coatings and Applications
(University of Waterloo, 2023-09-26)The aim of this thesis is to develop a versatile, large-area coating process for two-dimensional (2D) materials which preserves single-layer or exfoliated sheets and provides comprehensive investigation of the controlling ... -
Light-Fueled Liquid Crystal Networks for Aquatic Soft Robotics
(University of Waterloo, 2023-09-21)The field of soft robotics has developed in response to the need for mechanisms that can operate safely in interaction with humans. Within the field of soft robotics, there is a growing demand for the development of ... -
Chemical Tailoring of Lignin for Functional and Sustainable Material Solutions
(University of Waterloo, 2023-09-01)Lignin, being the second most abundant natural biopolymer after cellulose, constitutes between 18 wt.% and 35 wt.% of wood. Due to its abundance, sustainability, renewability, and the amenability to undergo numerous ... -
Fabrication of Graphene-based Electrodes for Electrochemical Energy Storage Devices
(University of Waterloo, 2023-08-29)Amid a global climate crisis, the urgent transition to net zero carbon emissions necessitates the development of improved electrochemical energy storage (EES) devices, such as batteries and supercapacitors. One of the most ... -
Copper doped ceria catalyst prepared by reverse microemulsion method for thermocatalytic conversion of carbon dioxide via reverse water gas shift
(University of Waterloo, 2023-08-28)High surface area CeO2/Al2O3 nano-catalysts were synthesized via the reverse microemulsion method and evaluated for reverse water gas shift. The effect of the active phase dispersion on the CeO2 nanoparticle growth was ... -
Superwetting surfaces derived from sustainable materials for environmental and energy applications
(University of Waterloo, 2023-08-22)This thesis focuses on the utilization of sustainable materials, including cellulose nanocrystals (CNC), cellulose nanofibers (CNF), and modified lycopodium pollen particles, for the development of superwettable surfaces ... -
Numerical and Experimental Investigations of Thermally Coupled Catalytic Hydrogen Combustion - Reverse Water Gas Shift Reactor for CO2 Conversion to Synthesis Gas
(University of Waterloo, 2023-08-21)From technological, societal, and political perspectives, the optimization of energy utilization, reduction of CO2 emissions, and mitigation of global environmental challenges have emerged as paramount concerns. In this ... -
Development of Sustainable Superhydrophobic Surfaces for Water Manipulation
(University of Waterloo, 2023-08-21)The thesis focuses on developing sustainable superwettable surface systems for efficient water harvesting and manipulation. Inspired by nature, we developed superhydrophobic surfaces with adjustable hydrophilicity via ... -
Rheology of Cellulose Nanocrystal Dispersions and Pickering Emulsions Stabilized by Cellulose Nanocrystals
(University of Waterloo, 2023-08-17)Dispersions and Emulsions are prevalent in our society and can be seen in various applications and industries. These include: (a) the food industry, for various products such as mayonnaise, salad dressings, sauces, and ice ... -
Chemical-Looping Technology: Application of Nonlinear Model Predictive Control and Reactor Network Modelling Using Biomass as a Fuel
(University of Waterloo, 2023-08-11)As climate change becomes a more pressing issue, there is increasing research being performed to investigate greenhouse gas reduction strategies such as carbon capture technology and sustainable fuels. To this end, ...