Chemical Engineering: Recent submissions
Now showing items 1-20 of 986
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Novel Copolymers Based on Methoxythiophene-Flanked Diketopyrrolopyrrole for Wearable Resistive Sensors
(University of Waterloo, 2024-04-25)The exposure that firefighters experience due to their occupation has recently been identified by the World Health Organization as a Group 1 carcinogen. One factor is colorless, odorless, toxic gases in “warm zones” near ... -
Highly Crosslinked Natural Rubber-Cellulose Nanocrystals Composites for Sustainable Material Applications
(University of Waterloo, 2024-04-24)In a bid to develop environmentally friendly rubber materials, the use of renewable and sustainable additives and reinforcing fillers that could provide suitable mechanical property enhancement is of great interest. In ... -
A Study of the Solubility and Mobility of Silver Ions in Chitosan and Fibroin Membranes
(University of Waterloo, 2024-04-24)Chitosan and fibroin are biopolymers widely applied in wound healing and wastewater treatment with silver ions (Ag+). The solubility and mobility of Ag+ in these polymers are important parameters for designing and optimizing ... -
A Droplet Microfluidic Platform Used to Encapsulate Single Pre-formed Cancer Spheroids in Hydrogel Microenvironments
(University of Waterloo, 2024-04-19)Cancer has been a leading cause of death around the world for many years. Even with the emerging technologies seen in these times, there is still a lack of truly personalized treatments since cancer tumors are not fully ... -
In Vitro Modelling of Fuchs Endothelial Dystrophy for Corneal Endothelial Cell Apoptosis and Characterization of Human Descemets Membrane
(University of Waterloo, 2024-04-18)The corneal endothelium is a terminally differentiated tissue that is typically considered non-proliferative in vivo. Corneal endothelial dystrophies, including Fuchs' endothelial dystrophy (FED), are a significant cause ... -
Upcycling Plastic Waste to Activated Carbon for Waste Water Treatment Applications
(University of Waterloo, 2024-04-09)Plastic waste disposal continues to be a widespread issue, as plastic products are discarded at high rates and do not biodegrade in the environment. Although a portion of this waste is recycled, the limitations of conventional ... -
CO2 Conversion to Syngas and Hydrocarbons over Transition Metal-Based Catalysts Synthesized via Reverse Microemulsion Method
(University of Waterloo, 2024-03-28)This thesis offers a comprehensive exploration into the development, exploration, and practical implications of various catalysts, with a particular focus on their performance and critical roles in the efficient and ... -
A Journey into Jamming: Phase Transitions and Edge-to-Edge Heterostructures in Langmuir Blodgett Films of Exfoliated Two-Dimensional Materials
(University of Waterloo, 2024-03-21)Two-dimensional (2D) materials hold significant promise as new electronic materials, and could enable high mobility devices, and flexible electronics. In particular, graphene and few-layer molybdenum disulfide have been ... -
Design and development of nanocomposites by carbon-based 2D materials for piezoresistive sensing application
(University of Waterloo, 2024-02-08)In the realm of wearable electronic devices, considerable attention has been directed toward flexible compressive piezoresistive sensors, given their potential applications in real-time human health monitoring and gesture ... -
Development of Cobalt-Free Cathodes for Lithium-Ion Batteries
(University of Waterloo, 2024-01-22)Lithium-ion batteries (LIBs) are the dominant energy story technology for mobile devices and plug-in electric vehicles due to their unmatched combination of energy density, power output, and cycle stability. A coveted goal ... -
Improved Dynamic Latent Variable Modeling for Process Monitoring, Fault Diagnosis and Anomaly Detection
(University of Waterloo, 2024-01-04)Due to the rapid advancement of modern industrial processes, a considerable number of measured variables enhance the complexity of systems, progressively leading to the development of multivariate statistical analysis (MSA) ... -
Fabrication of Transparent Nanocellulose Paper from Plant Sources for Energy Devices
(University of Waterloo, 2024-01-04)Over the past decades, electronic waste has accumulated and has increased by 21% in the last five years. Recently, a UN report founded that the world dumped a gross record of 53.6 million tonnes of e-waste across last ... -
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 ...