Browsing Chemistry by Title
Now showing items 787-806 of 826
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Thermoelectric Properties of Coinage Metal Chalcogenides
(University of Waterloo, 2021-08-25)Research into the development of high performance thermoelectric materials has been gaining interest because of the potential for various applications. In the public eye, thermoelectric devices are readily recognized, ... -
Thermoelectric properties of Higher Manganese Silicides
(University of Waterloo, 2015-12-10)This work aims to cover a variety of aspects relating to the Higher Manganese Silicide (HMS) system, e.g. composites, substitutions, synthesis methods, and structural evolutions. The composites made of HMS-based compounds ... -
Thermoelectric Properties of Materials Based on Double Filled Type-I Clathrates
(University of Waterloo, 2015-08-04)Energy consumption is at an all-time high. However, abundant energy is lost as waste heat. Thermoelectric materials are of interest within the scientific community due to their ability to convert waste heat into useful ... -
Thermoelectric properties of new transition metal arsenides and antimonides
(University of Waterloo, 2007-04-17)The main focus of this work is on exploratory investigation of thermoelectric (TE) materials. Thermoelectric devices are solid-state devices that convert thermal energy from a temperature gradient into electrical energy ... -
Thermoelectric Properties of Ternary Tellurides and Quaternary Derivative of Tl9BiTe6
(University of Waterloo, 2010-05-26)Abstract The main focus of this work was on exploratory preparation of thermoelectric materials and analyses of their physical properties. A thermoelectric material is capable of converting heat to electricity or vice ... -
Thermoelectric properties of Thallium Lanthanoid Tellurides, Tl10-xLnxTe6, 0.25 x 1.32, Ln = La, Ce, Pr, Nd, Sm, Gd, Tb, Dy, Ho and Er
(University of Waterloo, 2012-06-21)Thermoelectrics can convert heat energy into electrical energy (Seebeck effect) and vice-versa (Peltier effect) without any sort of pollution. That is because there are no moving parts that can cause noise pollution and ... -
Thermoelectric properties of transition metal oxides and thallium main group chalcogenides
(University of Waterloo, 2008-08-11)Thermoelectric energy (TE) conversion can be used to create electricity from temperature gradients. Hence power can be generated from waste heat using TE materials, e.g. from the exhaust in automotives. This power in turn ... -
Thermoresponsive Starch Nanoparticles
(University of Waterloo, 2015-04-27)Thermosensitive or thermoresponsive polymers (TRPs) that undergoes an abrupt change in aqueous solubility with temperature have numerous potential commercial applications. The vast majority of TRPs reported to date are ... -
Thermoresponsive Starch Nanoparticles for Use in the Extraction of Oil from Oil Sands
(University of Waterloo, 2018-05-18)Oil sands represent the most abundant reserves of oil in the world. Nearly 97% of the oil reserves of Canada are found in the form of oil sands. Despite continued research, the extraction of oil from oil sands is costly ... -
Thin film microextraction
(University of Waterloo, 2010-05-18)This thesis developed thin film extraction technique, which is a solid phase microextraction (SPME) technique with enhanced sensitivity, without sacrificing analysis time due to the large surface area-to-volume ratio of ... -
Thioflavin T fluorescence and NMR spectroscopy 1 suggesting a non-G-quadruplex structure for a 2 sodium binding aptamer embedded in DNAzymes
(Canadian Science Publishing, 2021-09-16)Recently, a Na+-binding aptamer was reported to be embedded in a few RNA-cleaving DNAzymes including NaA43, Ce13d and NaH1. These DNAzymes require Na+ for activity but show no activity in the presence of K+ or other metal ... -
Time Weighted Average Concentration Monitoring Based on Thin Film Solid Phase Microextraction
(American Chemical Society, 2017-04-04)Time weighted average (TWA) passive sampling with thin film solid: phase micro extraction (TF-SPME) and liquid chromatography tandem mass spectrometry (LC-MS/MS) was used for collection, identification, and quantification ... -
Time- and Space- Resolved Solid-phase Microextraction for In Vivo Study
(University of Waterloo, 2009-04-13)Although solid-phase microextraction (SPME) technique has gained wide applications from in vitro environmental investigations to in vivo pharmacokinetic studies, there are still challenges for utilizing SPME to track fast ... -
Time-course monitoring of in vitro biotransformation reaction via solid-phase microextraction-ambient mass spectrometry approaches
(Elsevier, 2021-08)The solid-phase microextraction technique quantifies analytes without considerably affecting the sample composition. Herein, a proof-of-concept study was conducted to demonstrate the use of coated probe electrospray ... -
Tissue storage affects lipidome profiling in comparison to in vivo microsampling approach
(Springer, 2018-05-03)Low-invasive in vivo solid-phase microextraction (SPME) was used to investigate the lipid profiles of muscle tissue of living fish. Briefly, mixed mode SPME fibers were inserted into the muscle for 20 min extraction, and ... -
Toward Fast and Quantitative Modification of Large Gold Nanoparticles by Thiolated DNA: Scaling of Nanoscale Forces, Kinetics, and the Need for Thiol Reduction
(American Chemical Society, 2013-08-01)We have recently reported on the fast and quantitative adsorption of DNA to 13 nm gold nanoparticles (AuNPs) at pH 3. This is in contrast to most traditional methods at neutral pH, where the adsorption is both slow and ... -
Towards a Better Understanding of the Na-O2 Battery System
(University of Waterloo, 2016-09-28)The electrification of transportation requires cost-effective energy storage systems with high energy densities. Aprotic sodium-oxygen batteries offer great promise for advanced energy storage as these batteries possess ... -
Towards a new implementation of ‘MREOM-CC’, with application to MO+ dimers (M = V, Cr, Mn, Fe, Co, Ni)
(University of Waterloo, 2018-01-24)Multi Reference Equation of Motion Coupled Cluster (MREOM-CC) is an electronic structure method that allows the calculation of many electronic states simultaneously. A sequence of transformations are ... -
Towards the Development of Thermoresponsive Starch Films
(University of Waterloo, 2018-05-22)Wound dressings are an important part of the global wound care market. In addition to having desirable physical properties such as flexibility and gas permeability, it is also important that they be easily removed. As ... -
Towards Understanding Differential Ion Mobility and its Applications for Analytical and Medicinal Chemistry
(University of Waterloo, 2023-08-30)This PhD thesis, titled “Towards Understanding Differential Ion Mobility Spectrometry and its Applications in Analytical and Medicinal Chemistry,” encompasses a broad effort to understand the principles that underpin ...