Browsing Chemical Engineering by Title
Now showing items 918-937 of 988
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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 ... -
Synthesis and Characterization of Styrene Butadiene Rubber Nano-Sized Particles via Differential Microemulsion Polymerization
(University of Waterloo, 2012-02-21)Styrene-butadiene rubber (SBR) copolymer nanosized latex particles were synthesized via differential microemulsion polymerization (DMP) in a 300ml bench-scale semi-batch reactor, equipped with a thermocouple and a magnetic ... -
Synthesis and Modification of Polymer Membranes for Pervaporation and Gas Separation
(University of Waterloo, 2007-10-23)Trimesoyl chloride (TMC) crosslinked poly(vinyl alcohol) (PVA) / chitosan (CS) membranes and synthetic polyimide membranes were prepared for pervaporation dehydration of isopropanol and gas separation. PVA membranes were ... -
Synthesis and Performance Characterization of Polymer Semiconductors for Organic Thin Film Transistors
(University of Waterloo, 2015-08-27)As the most promising semiconductor candidates for organic thin film transistors (OTFTs), donor-acceptor (D-A) type π-conjugated polymers have received much attention in the recent years. Their excellent printability, light ... -
Synthesis and Solution Properties of Water-soluble Fullerene Polymeric Systems
(University of Waterloo, 2011-09-20)Water-soluble fullerene containing polymers comprising of poly(2-(dimethylamino) ethyl methacrylate)-fullerene (PDMAEMA-C60) with targeting moieties, poly(oligo(ethylene glycol) methyl ether methacrylate)-C60 (POEGMA-C60), ... -
SYNTHESIS OF GRAPHENE FIBERS FOR USE IN SUPERCAPACITORS
(University of Waterloo, 2015-09-28)Graphene a recently discovered form of carbon that has become an important material in the world of electrochemical storage due to a number of intriguing properties. Graphene exists in many different forms in different ... -
Synthesis of Novel Polythiophenes Having Alkylamide Substituents for Organic Solar Cells
(University of Waterloo, 2018-12-20)Solar energy is one of the most important sustainable energy resources which can satisfy increasingly growing demand of power and energy and reduce carbon footprint. In order to utilize the solar energy, solar cells are ... -
Synthesis of Novel Zinc Anode via Electroplating for Rechargeable Hybrid Aqueous Batteries
(University of Waterloo, 2016-01-19)With the rise of the environmental concerns from combustion of fossil fuels, the demand for the alternative clean energy sources has increased. One of the alternatives is rechargeable batteries. Among many types of ... -
Synthesis of PAM and Na-Ac/AM Hydrogel-Coated Mesh for Separation of Oil/Water Mixtures
(University of Waterloo, 2016-12-15)Hydrogels are used in many applications and have gained popularity due to their high water content, good biocompatibility and similarity to soft tissue. The research objective is to design and synthesize self-healing ... -
Synthesis of polyimides from α,αʹ-bis(3-aminophenoxy)-p-xylene: Spectroscopic, single crystal XRD and thermal studies
(Elsevier, 2018-05-15)The meta-catenated ether-based diamine monomer α,αʹ-bis(3-aminophenoxy)-p-xylene (3APX) was synthesized from dinitro precursor α,αʹ-bis(3-nitrophenoxy)-p-xylene (3NPX). FTIR, 1H and 13C NMR spectroscopic studies accompanied ... -
Synthesis of Polymeric Nanoparticles for the Controlled Release of Hydrophobic and Hydrophillic Theraputic Compounds
(University of Waterloo, 2016-09-01)Polymeric nanoparticle (NP) drug carriers present a promising technology for controlled release since they are capable of improving the encapsulation efficiency and stability of the drugs inside the NPs and also able to ... -
Synthesis of Sugar Fatty Acid Esters using Lipase Immobilized in Supported Sol-Gels
(University of Waterloo, 2012-04-16)Sugar fatty acid esters are of practical importance and have a variety of applications that include biodegradable detergents and emulsifiers in resin polymerization. Traditionally, they are synthesized chemically with low ... -
Synthesis of Vertically-Aligned Zinc Oxide Nanowires and Their Application as a Photocatalyst
(Multidisciplinary Digital Publishing Institute, 2017-01-11)Vertically aligned zinc oxide (ZnO) nanowires were hydrothermally synthesized on a glass substrate with the assistance of a pre-coated ZnO seeding layer. The crystalline structure, morphology and transmission spectrum of ... -
Synthesis of β-Cyclodextrin Functionalized Cellulose Nanocrystals and Their Interactions with Amphiphilic Compounds
(University of Waterloo, 2014-08-19)Cellulose nanocrystal (CNC) obtained from acid hydrolysis of cellulose fibres has attracted enormous interests due to its large surface area, high negative surface charge density, potential functionalities from modifications ... -
Synthesis, Characterization and Modeling of Porous Copolymer Particles
(University of Waterloo, 2007-05-11)Hydrogels are polymeric materials that have three-dimensional polymeric networks, which are able to absorb and retain a large amount of water within their structures without being dissolved. Among the synthetic hydrogel, ... -
Synthesis, Characterization and Polymerization Kinetic Study of Long Chain Branched Polyolefins Made with Two Single-Site Catalysts
(University of Waterloo, 2011-07-20)Recent advances in polyolefin manufacture have focused on the production of differentiated commodity polyolefins, specialty polyolefins, and polyolefins hybrids. What differentiates these new polyolefin types from commodity ... -
Synthesis, Crystal Structure and Performance of Solid Electrolytes for Lithium and Sodium Solid-State Batteries
(University of Waterloo, 2022-03-08)The world is realizing the significance of clean energy technologies for green house gas emission reduction. To pave the path to electrification across multiple sectors including transportation, quality energy storage ... -
A Synthetic Biology Approach to Bacteria Mediated Tumor Targeting
(University of Waterloo, 2014-12-22)Development of a drug delivery agent that selectively targets and destroys tumor cells with minimal toxicity to normal tissues is a major challenge in cancer therapy. It has been known for more than 60 years that anaerobic ... -
A system dynamics model for optimal allocation of natural gas to various demand sectors
(Elsevier, 2019-09-02)Natural gas is the most promising fossil fuel in the transition to a low-carbon energy future, and many countries have long term plans to increase its share in their energy supply mix through pricing regulations. While ... -
A systematic approach for modeling of waterflooding process in the presence of geological uncertainties in oil reservoirs
(Elsevier, 2018-03-04)In this paper, a systematic approach which is able to consider different types of geological uncertainty is presented to model the waterflooding process. The proposed scheme, which is based on control and system theories, ...