Browsing Chemical Engineering by Title
Now showing items 41-60 of 988
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Application of Multi-wavelength Fluorometry to Monitoring Protein Ultrafiltration
(University of Waterloo, 2009-05-21)Membrane filtration of protein solutions is influenced by a wide range of processing and physicochemical conditions. Monitoring and optimizing membrane filtration may have advantages for achieving, in a cost effective ... -
Application of Niobium Compounds Towards the One-Step Synthesis of Methyl Isobutyl Ketone (MIBK) via Catalytic Distillation
(University of Waterloo, 2008-12-12)Dispersed niobia catalysts were prepared via a non-aqueous synthesis route. The effects of the type of oxide support, the support thermal pre-treatment, the calcination temperature and the niobia loading on the activity ... -
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 ... -
Applications of Polyvinylamine in Removal of Heavy Metals from Wastewater by Polymer-Enhanced Ultrafiltration and Adsorption
(University of Waterloo, 2016-01-14)In this study, water-soluble polyvinylamine (PVAm) was used as chelating agent for heavy metal removal from wastewater by polymer-enhanced ultrafiltration (PEUF). The effects of parameters involved in the ultrafiltration ... -
Approaches to Tailoring the Structure and Properties of Polyethylene
(University of Waterloo, 2002)Alternative methods to control the molecular weight and short chain branching distribution of polyethylene were investigated. The ability to produce polyolefins with multimodal microstructural distributions using single ... -
Aqueous intercalation-type electrode materials for grid-level energy storage: Beyond the limits of lithium and sodium
(Elsevier, 2018-08-01)Intermittent, fluctuational, and unpredictable features of renewable energy require grid-level energy storage (GES). Among various types of GES, aqueous electrochemical storage is undoubtedly the most promising method due ... -
Arginine-Rich Ionic Complementary Peptides and Their Drug Delivery Potential
(University of Waterloo, 2013-08-30)Ellipticine (EPT), a natural plant polyphenolic compound, has long been known for its significant anticancer and anti-HIV activities. Recent study on its photophysical properties has revealed that ellipticine has three ... -
Assembly of an Ionic-Complementary Peptide on Surfaces and its Potential Applications
(University of Waterloo, 2007-09-25)Self-assembling peptides have emerged as new nanobiomaterials and received considerable attention in the areas of nanoscience and biomedical engineering. In this category are ionic-complementary peptides, which contain a ... -
Assessment of mathematical models for ultrafiltration of multi-solute continuous cross-flow process
(University of Waterloo, 2012-04-27)In recent years, ultrafiltration membrane-based technology has received increasing attention and great importance for water and waste water treatment. Different mathematical models are proposed to analyze and predict the ... -
Assessment of the Potential Functional Diversity of the Bacterial Community in a Biofilter
(University of Waterloo, 2006)A biofilter removes biodegradable contaminants from air by passing it through a biologically-active packed bed. The microorganism community is of fundamental interest but has been the focus of few studies. This work ... -
Battery Degradation Modeling For Vehicle Applications
(University of Waterloo, 2014-09-19)Fuel efficiency is a fundamental part of the automotive industry and its impact on the global environment. This is a direct result of the Corporate Average Fuel Efficiency (CAFE) standards imposing a 70% improvement of ... -
Bayesian Experimental Design Framework Applied to Complex Polymerization Processes
(University of Waterloo, 2012-06-29)The Bayesian design approach is an experimental design technique which has the same objectives as standard experimental (full or fractional factorial) designs but with significant practical benefits over standard design ... -
Bi-objective short-term scheduling in a rolling horizon framework: a priori approaches with alternative operational objectives
(Elsevier, 2019-11)This study addresses short-term scheduling problems with throughput and make-span as conflicting objectives, focusing on a priori multi-objective methods. Two contributions are presented. The first contribution is to propose ... -
Bifunctionally active and durable hierarchically porous transition metal-based hybrid electrocatalyst for rechargeable metal-air batteries
(Elsevier, 2018-12-30)In this work, we show an effective strategy combining experimental and computational methods to explore and clarify rational design approaches utilizing transition metals for enhanced electrocatalysis of oxygen reactions. ... -
Binary vs. Ternary Reactivity Ratios: Appropriate Estimation Procedures with Terpolymerization Data
(Elsevier, 2018-08-01)There is a widely accepted analogy between copolymerization and terpolymerization mechanisms that has allowed researchers to use reactivity ratios obtained for binary pairs (from copolymerization experiments) in models ... -
Binary vs. ternary reactivity ratios: Appropriate estimation procedures with terpolymerization data
(Elsevier, 2018-08-01)There is a widely accepted analogy between copolymerization and terpolymerization mechanisms that has allowed researchers to use reactivity ratios obtained for binary pairs (from copolymerization experiments) in models ... -
Binder-free TiO2/Carbon Cloth Composite Anode for Electrochemical Energy Storage Devices
(University of Waterloo, 2015-09-24)Lithium-Ion Capacitors are a new type of hybrid capacitor that combines both supercapacitors and lithium-ion batteries into one device. It has a promising future as the next-generation electrochemical energy storage device ... -
Binding of Self-assembling Peptides to Oligodeoxynucleotides
(University of Waterloo, 2007-05-18)This thesis is an experimental investigation on the binding of self-assembling peptides to oligodeoxynucleotides (ODNs) and the characterization of the resulting peptide-ODN complexes/aggregates, the first key step in the ... -
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 ... -
Bio-inspired Oleophobic/Conductive Micro/nano Structures and Their Applications in Frozen Oil Adhesion Reduction
(University of Waterloo, 2016-08-24)Inspired by the excellent superhydrophobicity and self-cleaning properties of the lotus leaf, numerous superhydro-oleophobic micro/nanostructures have been developed which mimicked biological systems. These structures have ...