Browsing Chemical Engineering by Title
Now showing items 778-797 of 987
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Rapid Fabrication of Miniaturized Electric Double-Layer Capacitors Based on Laser Patterned Graphene oxide-Poly (Furfuryl Alcohol) Nanocomposites
(University of Waterloo, 2018-01-30)Miniaturization of various technologies has accelerated and drives new requirements for energy harvesting and storage solutions to power such devices. Reduction in size and designs requiring mechanical flexibility fuel the ... -
Rapid Review of SARS-CoV-1 and SARS-CoV-2 Viability, Susceptibility to Treatment, and the Disinfection and Reuse of PPE, Particularly Filtering Facepiece Respirators
(Multidisciplinary Digital Publishing Institute, 2022-08-22)In the COVID-19 pandemic caused by SARS-CoV-2, hospitals are often stretched beyond capacity. There are widespread reports of dwindling supplies of personal protective equipment (PPE), particularly N95-type filtering ... -
Rational Design and Green Fabrication of Antimicrobial Metal Nanoparticle/Cellulose Nanocrystal Composites
(University of Waterloo, 2020-09-21)The primary goals of the work presented in this thesis were to better understand how metal nanoparticles (MNPs) affect antimicrobial activity, and to develop green synthesis protocols for the fabrication of nanocomposites ... -
Rational Design of Nanostructured Electrode Materials for High-performance Supercapacitors
(University of Waterloo, 2015-08-14)As is well known, the update of various electronic products is getting faster and faster to meet the requirements of electronic market. In this proposed circumstance, supercapacitors with high performance including energy ... -
Rational Structure Design of Transition Metal Chalcogenide Multifunctional Sulfur Immobilizer for Fast and Durable Li-S Performance
(University of Waterloo, 2020-08-12)Lithium-sulfur (Li-S) batteries are one of the most promising candidates for next-generation energy storage owing to their high energy density, environmental benignity and cost effectiveness. However, the practical application ... -
Rationally Engineering Porous Carbon-Based Metal Nanocomposites for Efficient and Durable Electrocatalysis Applications
(University of Waterloo, 2021-08-26)Electrocatalysis plays an essential role in electrochemical energy storage and conversion, enabling a number of sustainable processes for future technologies such as metal−air batteries, sulfur-based batteries, and carbon ... -
Reaction Kinetics for High-Pressure Hydrogen and Methane Oxy-combustion in the Presence of High Levels of H2O and CO2
(University of Waterloo, 2021-08-27)Continued use of fossil fueled heat and power generation calls for a multi-faceted approach to ensure their associated emissions, in particular CO2 emissions, are mitigated in an economically viable manner. A path to ... -
Reactivity Ratio Estimation Aspects in Multicomponent Polymerizations at Low and High Conversion Levels
(University of Waterloo, 2010-07-08)Estimation of reactivity ratios from cumulative copolymerization models eliminates the difficulties associated with stopping reactions at low conversion, while one gains to study the full polymerization trajectory. The ... -
Reactivity ratio estimation in multicomponent polymerizations using the error-in-variables-model (EVM) framework
(University of Waterloo, 2014-10-08)Studying multicomponent polymerizations is an active area of research and one of the most important aspects of such studies is to understand the underlying reaction kinetics. For multicomponent polymerization systems, such ... -
Real Impact of CO2 Utilization: A Dynamic LCA Approach
(University of Waterloo, 2019-09-17)Global warming has received widespread attention in recent years due to increasing levels of carbon dioxide (CO2) and other pertinent greenhouse gases in the atmosphere. Various solutions have been proposed to reduce the ... -
Real Time PCR Protocol Development for Rapid and Low Cost Quantification of Baculovirus and for Monitoring Progression of Infection
(University of Waterloo, 2010-10-29)The work presented in this thesis aims to further the understanding and implementation of the Baculovirus Expression Vector System (BEVS) for varied uses such as protein production and viral vector production. To this end, ... -
Recent advances on first-principles modeling for the design of materials in CO2 capture technologies
(Elsevier, 2018-11-10)Novel technologies in consideration of industrial sustainability (IS) are in urgent need to satisfy the increasing demands from the society. IS realizes the production of materials and while maintaining environmental and ... -
Recent progress in carbon dioxide (CO2) as feedstock for sustainable materials development: Co-polymers and polymer blends
(Elsevier, 2018-06-06)Combustion of fossil fuels and many other industrial activities inevitably produces carbon dioxide (CO2) that is released into the atmosphere and is currently deemed to be among the major contributors to global warming. ... -
Recessed deposition of TiN into N-doped carbon as a cathode host for superior Li-S batteries performance
(Elsevier, 2018-12-01)In this work, we put forward a novel cathode host for Li-S batteries by loading titanium nitride (TiN) nanoparticles into the pores of N-doped carbon as a proof-of-concept. The selection of TiN arises from its strong binding ... -
Recovery of Dairy Aroma Compounds and Concentration of Dairy Solutions by Membranes
(University of Waterloo, 2018-05-25)This study explores the potential of using different types of poly(ether block amide) (PEBA) membranes for recovering aroma compounds from dairy solutions and concentration of dairy products by membrane processes. The ... -
Recovery of Non-Aqueous Phase Liquids from Contaminated Soil by CO2-Supersaturated Water Injection
(University of Waterloo, 2009-09-24)Supersaturated water injection (SWI) is a novel remediation technology which is able to remove entrapped residual NAPLs from saturated porous media by both volatilization (partitioning of volatile contaminants into the gas ... -
Recyclable Photocatalysts for Oil Sands Process-Affected Water Treatment
(University of Waterloo, 2018-05-09)One of the largest environmental challenges faced by Canada is the cleanup and reclamation of land and water impacted by mining operations in the Athabasca oil sands. The persistence of toxicity associated with the soluble ... -
Recycling polyethylene terephthalate – based automotive carpets using chain extenders via reactive extrusion
(University of Waterloo, 2023-05-09)Polyethylene Terephthalate (PET) is a common polyester used in various applications, ranging from packaging to clothing. The automotive industry utilizes this material to manufacture the velour carpet mats ... -
Reduced Graphene Oxide as Artificial Solid Electrolyte Interphase for Anodes of Aqueous Lithium Energy Storage Systems
(University of Waterloo, 2018-08-20)Rechargeable Aqueous Hybrid Battery (ReHAB) systems offer several advantages over the commercially available non-aqueous battery systems. The most noteworthy advantages include higher ionic conductivity, added safety, and ... -
Reduced Order Modeling and Scale-up of an Entrained Flow Gasifier
(University of Waterloo, 2017-01-16)Climate change has increased attention towards reduction of carbon dioxide (CO2) emissions and other heat-trapping gases to the atmosphere. This has affected the operation of process industries, particularly solid fuel ...