Browsing Chemical Engineering by Title
Now showing items 974-987 of 987
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VAPEX Experiments in an Annular Packing of Glass Beads and the Numerical Simulation of VAPEX using Comsol®
(University of Waterloo, 2007-09-26)Vapour Extraction (VAPEX) is an in-situ bitumen recovery technique that utilizes light hydrocarbons to reduce the viscosity of bitumen. The mechanism of VAPEX is governed by the mass transfer of light hydrocarbons into ... -
Various aspects of single bacterial cell: from encapsulating nanoparticle, cell patterning and studying gene expression
(University of Waterloo, 2016-11-15)Behaviour of single bacterium have been mysterious for many years due to the technical difficulty and nature of bacteria forming communities. It has not been long since engineers and scientists have started to develop ... -
Versatile and efficient pore network extraction method using marker-based watershed segmentation
(American Physical Society, 2017-08-16)Obtaining structural information from tomographic images of porous materials is a critical component of porous media research. Extracting pore networks is particularly valuable since it enables pore network modeling ... -
Versatile Routes for Acrylonitrile Butadiene Rubber Latex Hydrogenation
(University of Waterloo, 2012-06-19)The direct catalytic hydrogenation of acrylonitrile-butadiene-rubber in latex form was studied for the development of a simple process for the modification of unsaturated diene-based polymers. Acrylonitrile-butadiene-rubber, ... -
Visualization of bivariate sequence length-chain length distribution in free radical copolymerization
(Wiley, 2017-08)Copolymer properties and processability depend on copolymer microstructure, i.e., copolymer composition and monomer unit arrangements along copolymer chains. To predict ultimate properties of copolymers, one needs complete ... -
Water Based Polyurethane Multi-Functional Composites
(University of Waterloo, 2020-05-13)Polyurethanes (PUs) are a class of versatile polymers that exhibit various mechanical, physical, chemical and biological properties depending on their structure and morphology. Polyurethanes (PUs) have been employed in a ... -
Water Detection Framework for Industrial Electric Arc Furnaces
(University of Waterloo, 2016-12-23)This thesis develops a framework for water detection in an industrial electric arc furnace. The objective of the framework is to prevent water leak furnace explosions. This framework consists of a hybrid algorithm and a ... -
Wettability and capillary behavior of fibrous gas diffusion media for polymer electrolyte membrane fuel cells
(Elsevier, 2009-10-20)The relationship of capillary pressure to liquid saturation for the water-air fluid pair in two different types of gas diffusion media (GDM) used in polymer electrolyte membrane fuel cell (PEMFC) electrodes is elucidated. ... -
Wheat Straw-Clay-Polypropylene Hybrid Composites
(University of Waterloo, 2009-09-23)The preparation of polymeric hybrid composite consisting of organic and inorganic fillers is of interest for industries like automotive, construction and packaging. In order to understand and predict the physical and ... -
Wheat Straw-Polypropylene Composites
(University of Waterloo, 2007-05-16)Composites are combinations of mainly two different components: the matrix and the filler/reinforcement. In the thermoplastic composites industry, natural fibers from agricultural crops have been emerged as alternative ... -
Wide bandgap conjugated polymer donors based on alkyloxime substituted thiophene for organic solar cells
(University of Waterloo, 2021-09-23)Remarkable progress has been made for non-fullerene based organic solar cells (OSCs), with a power conversion efficiency (PCE) of over 18% having been achieved. Conjugated polymer donors consisting of alternating donor and ... -
Wide-bandgap Donor Polymers Based on Thiophene-Vinyl-Thiophene Ester (TVT-Ester) or Thiophene-Alkyloxime (TO) Units in Organic Solar Cells
(University of Waterloo, 2021-09-23)The organic solar cells (OSCs), a branch of the third-generation solar cell as a viable future energy resource has received a lot of attention in lab and industry today. The OSCs have advantages of low cost, light weight, ... -
WO3/SnO2-Modified Graphite Felts as Novel Carbon-Based Positive Electrodes for Zinc-Cerium Redox-Flow Battery (RFB)
(University of Waterloo, 2021-05-21)Redox flow batteries (RFBs) are promising large-scale energy storage devices that are potentially cost-effective, easily scaled up in size, safe and versatile. RFBs use the chemical reactions of redox species which are ... -
Wood Fiber Polyamide Composites for Automotive Applications
(University of Waterloo, 2016-05-13)The automotive industry is currently experiencing environmental, legislative, and consumer pressure to improve the environmental sustainability of passenger vehicles. Just one of the approaches being taken to address this ...