Browsing Chemical Engineering by Title
Now showing items 528-547 of 990
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Langmuir Films of Graphene-Based Materials: Towards Large Area Monolayer Deposition
(University of Waterloo, 2017-04-20)Graphene-based materials have attracted considerable interest due to their potential use in a broad range of applications including membrane separations, electronic devices and biomaterials. Their performance in many of ... -
Layer-by-layer Self-assembly Membranes for Solvent Dehydration by Pervaporation
(University of Waterloo, 2013-12-09)In this study, polyelectrolyte membranes were prepared by layer-by-layer self-assembly on top of an interfacially polymerized polyamide substrate, and these thin-film-composite membranes were studied for pervaporative ... -
Layer-by-layer self-assembly of nanofilatration membrane for water and wastewater treatment
(University of Waterloo, 2015-04-29)In this study, polyelectrolyte composite membranes were prepared using layer-by-layer (LbL) self-assembly of chitosan/poly(acrylic acid) (chitosan/PAA) on polyethersulfone (PES) substrates. These thin-film-composite (TFC) ... -
Life Cycle Assessment of Residential Buildings Considering Photovoltaic Systems
(University of Waterloo, 2018-09-05)Nowadays, energy consumption in the building sector is considered one of the main contributors to increased carbon dioxide (CO2) emissions, which is having an enormous negative environmental impact worldwide. Correspondingly, ... -
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 ... -
Lignin derived nano-biocarbon: its deposition on polyurethane foam for wastewater dye adsorption and as a filler for composite applications
(University of Waterloo, 2021-05-31)The use of natural biopolymers has seen a resurgence, due to their performance in natural organisms and biodegradable properties from an environmental perspective. As countries around the world continue to implement green ... -
Liquid Crystal Networks for Smart Biomimetic Micro/nano Structured Adhesives
(University of Waterloo, 2017-04-12)As modern technology demands for miniaturized structures with higher surface area to the volume ratio, the design and synthesis of materials with tailored surfaces is becoming more important. Moreover, some emerging ... -
Liquid Crystalline Polymer Brushes
(University of Waterloo, 2016-08-23)Liquid crystalline polymers are one of the best examples of successful interaction between sciences. This interdisciplinary area of study has benefited from popularity of polymers and uniqueness of liquid crystals. Liquid ... -
Live cell imaging, cell tracking and lineage analysis as a tool to investigate dynamic culture processes in heterogeneous cell systems
(University of Waterloo, 2009-10-01)Live cell imaging can be used to study dynamic cellular systems at single cell resolution. In heterogeneous cell populations, analyzing cell properties at the single cell level reduces the generalization of results caused ... -
A Long-acting Ocular Lubricant Eye Drop based on Dextran Hydrogel Nanoparticles
(University of Waterloo, 2019-03-27)Dry eye disease is a highly prevalent condition that affects hundreds of millions of people worldwide. In moderate to severe cases, affected individuals experience considerable difficulty in carrying out their day-to-day ... -
Machine Learning-Based Time Series Modelling with Applications for Forecasting Regional Wind Power and Air Quality Index
(University of Waterloo, 2021-08-27)Recently, time series forecasting has acquired a considerable academic and industrial interest in various areas for different applications. Machine learning (ML) algorithms are known for their ability to capture the chaotic ... -
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 ... -
Manipulating the sleeping beauty mutase operon for the production of 1-propanol in engineered Escherichia coli
(BioMed Central, 2013-09-28)Background: While most resources in biofuels were directed towards implementing bioethanol programs, 1-propanol has recently received attention as a promising alternative biofuel. Nevertheless, no microorganism has been ... -
Manipulating the Sleeping Beauty Mutase Operon in Engineered Escherichia Coli for Controlled Biosynthesis of 1-Propanol and Other Value-Added Chemicals
(University of Waterloo, 2016-05-02)A great fraction of the world’s energy requirements are presently met through the unrestricted use of fossil-derived fuels. However, due to the anticipated demise of these energy sources and the environmental and socioeconomic ... -
Mass transfer in fibrous media with varying anisotropy for flow battery electrodes: Direct numerical simulations with 3D X-ray computed tomography
(Elsevier, 2019-03-16)A numerical method for calculating the mass transfer coefficient in fibrous media is presented. First, pressure driven flow was modelled using the Lattice Boltzmann Method. The advection-diffusion equation was solved for ... -
Mass Transfer Mechanisms during the Solvent Recovery of Heavy Oil
(University of Waterloo, 2009-06-18)Canada has the second largest proven oil reserves next to Saudi Arabia which is mostly located in Alberta and Saskatchewan but is unconventional heavy oil and bitumen. The tar sands are found at the surface and are mined, ... -
Mass Transfer to/from Distributed Sinks/Sources in Porous Media
(University of Waterloo, 2006-12-18)This research addresses a number of fundamental issues concerning convective mass transfer across fluid-fluid interfaces in porous media. Mass transfer to/from distributed sinks/sources is considered for i) the slow ... -
Material and Surface Properties of Bio-inspired Polydopamine and its Modified Polypyrrole Functional Nanocomposites
(University of Waterloo, 2015-07-24)Inspired by marine mussel adhesives, the dopamine (DA) polymerization process has been introduced as a versatile deposition method to coat almost all kinds of material surfaces and form a nanoscale polydopamine (PDA) thin ... -
Material Design and Electrochemical Behavior Study on Metal-Based Electrocatalysts for Rechargeable Zn-Air Batteries
(University of Waterloo, 2020-09-02)Zn-based electrochemistries can provide bivalent redox, reserve abundancy in earth, moderate reactivity, and compatibility with aqueous electrolyte. When comparing to Li-based battery technologies, their superiorities in ... -
Material Design and Engineering for Polymer Electrolyte Membrane Zinc-Air Batteries
(University of Waterloo, 2018-03-23)Zinc-air batteries, whose advantages include relatively high energy density (1218 Wh kg-1), abundance of zinc in earth’s crust, and very safe operational characteristics, are promising for applications in consumer electronics, ...