Browsing Chemistry by Title
Now showing items 140-159 of 842
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Compound Specific Isotope Ratio Analysis in Vapour Intrusion Studies using Waterloo Membrane Sampler (WMS)
(University of Waterloo, 2013-01-25)Compound specific isotope analysis (CSIA) has been used extensively for fingerprinting applications and for the evaluation of the degradation processes in organic contaminant studies in groundwater. Recently, an increase ... -
A Comprehensive Screen of Metal Oxide Nanoparticles for DNA Adsorption, Fluorescence Quenching, and Anion Discrimination
(American Chemical Society, 2015-10-22)Although DNA has been quite successful in metal cation detection, anion detectioin remains challenging because of the charge repulsion. Metal oxides represent a very important class of materials, and different oxides might ... -
Comprehensive Two-dimensional Gas Chromatography in Environmental Analysis
(University of Waterloo, 2020-01-24)Comprehensive two-dimensional gas chromatography (GC×GC), a separation method offering greater peak capacity than conventional one-dimensional separations, has been rapidly growing in popularity. The GC×GC separation is ... -
Computational and Experimental Investigation Towards a Stable Lithium Metal Anode
(University of Waterloo, 2016-10-05)Lithium metal is the ‘Holy Grail’ negative electrode of rechargeable batteries as it has the highest theoretical specific capacity and lowest electrochemical potential among all candidates. Next generation high capacity, ... -
Computational and Spectroscopic Investigations of Intermolecular Interactions in Clusters
(University of Waterloo, 2019-08-15)In this thesis, the study of intermolecular interactions within cluster systems is presented. Covalently and non-covalently bound clusters possess oftentimes unique and unexpected properties which can be tuned by adjustment ... -
Computational Design of Protein Structure and Prediction of Ligand Binding
(University of Waterloo, 2016-08-23)Proteins perform a tremendous array of finely-tuned functions which are not only critical in living organisms, but can be used for industrial and medical purposes. The ability to rationally design these molecular machines ... -
Conformation of Pyrene-Labeled Amylose in DMSO Characterized with the Fluorescence Blob Model
(American Chemical Society, 2016-10-25)Amylose and poly(methyl acrylate) were randomly labeled with pyrene to yield a series of Py-Amylose and Py-PMA constructs, and their ability to form excimer in DMSO was characterized quantitatively by steady-state and ... -
The Conjugate Addition of Novel Nucleophiles and Catalytic Intramolecular Tandem [1,5]-Hydride Shift / Cyclization and Friedel-Crafts Acylation with Alkylidene Meldrum’s Acid Derivatives
(University of Waterloo, 2008-09-26)Investigations into the conjugate addition of phenols and sp3-hybridized carbons bound to tin, boron and silicon by transition metal catalysts through novel transmetallation pathways were undertaken with limited success. ... -
Contrasting physiological responses between invasive sea lamprey and non-target bluegill in response to acute lampricide exposure
(Elsevier, 2021-08-01)Control of invasive sea lamprey (Petromyzon marinus) in the Laurentian Great Lakes of North America uses lampricides, which consist of 3-trifluoromethyl-4-nitrophenol (TFM) and niclosamide. Lampricides are thought to inhibit ... -
Controlled nanometer liquid layer thicknesses for the study of nanomaterials and biospecimens in liquid-cell transmission electron microscopy
(University of Waterloo, 2023-09-22)Liquid-cell transmission electron microscopy (LC-TEM) is an in-situ microscopy technique which aims to image nanomaterials and biospecimens in their native liquid phase environment. To accomplish this task, miniature vessels ... -
Controlling Exciton Polarization in Transition Metal Doped Indium Oxide Nanocrystals
(University of Waterloo, 2024-02-20)The simultaneous manipulation of electronic charge and spin in dilute magnetic semiconductors (DMSs) doped with transition metal ions has been long considered a holy grail for advancing spintronics and quantum information ... -
Copper-mediated C-S Bond Formation and C(sp2)-H Functionalization via Cascade Cyclization
(University of Waterloo, 2016-09-27)Organosulfur compounds have a wide variety of applications in pharmaceutical compounds and synthetic materials. Carbon-sulfur bonds are often found in natural and important bioactive compounds, thus the formation of C-S ... -
Correlation of photobleaching, oxidation and metal induced fluorescence quenching of DNA-templated silver nanoclusters
(Royal Society of Chemistry, 2013-04-07)Few-atom noble metal nanoclusters have attracted a lot of interest due to their potential applications in biosensor development, imaging and catalysis. DNA-templated silver nanoclusters (AgNCs) are of particular interest ... -
Coupling solid phase microextraction to complementary separation platforms for metabotyping of E. coli metabolome in response to natural antibacterial agents
(Springer, 2016-11-02)Introduction Essential oils are known to possess antimicrobial activity; thus, their use has played an important role over the years in medicine and for food preservation purposes. Objective The effect of clove oil and its ... -
Covalent linking DNA to graphene oxide and its comparison with physisorbed probes for Hg2+ detection
(Elsevier, 2016-05-15)Graphene oxide (GO) has attracted extensive research interest as a platform for DNA adsorption and biosensor development. While most researchers use simple physisorption of fluorescently labeled DNA, covalent sensors are ... -
Cr3+ Binding to DNA Backbone Phosphate and Bases: Slow Ligand Exchange Rates and Metal Hydrolysis
(American Chemical Society, 2017-06-07)The interaction between chromium ions and DNA is of great interest in inorganic chemistry, toxicology, and analytical chemistry. Most previous studies focused on in situ reduction of Cr(VI), producing Cr3+ for DNA binding. ... -
A critical review of solid phase microextraction for analysis of water samples
(Elsevier, 2016-12-01)The review summarizes applications of solid phase microextraction (SPME) for water sample analysis. Official methods and standards of SPME in water research and inter-laboratory validation are discussed. A comparison of ... -
Crystal Structures and Optical Properties of Group 14 Chalcogenides
(University of Waterloo, 2019-09-26)The crystal structures and physical properties of several new tetrel and chalcogenide compounds have been investigated in this thesis. The crystal structures, syntheses, and electronic structures of the three centrosymmetric ... -
A Curiosity Driven Exploration of Hypervalent Iodine(III) Reagents
(University of Waterloo, 2024-05-27)Hypervalent iodine (HVI) reagents have established themselves in the literature as reagents with diverse reactivity and utility in many different transformations. Their unique bonding structure often leads to divergent ... -
Cyclic Biamperometry
(University of Waterloo, 2009-08-17)In this thesis, cyclic biamperometry (CB) as a new method in electrochemistry, has been introduced and investigated. The hallmark of this method is the absence of a reference electrode which potentially allows simplification ...