Browsing PhD Dissertations - DO NOT EDIT by Title
Now showing items 13-32 of 173
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BAND GAP ENGINEERING IN TERNARY OXIDES AND SULFIDES: A ROUTE TO NEW PHOTOELECTRODES FOR SOLAR ENERGY CONVERSION
(2023-08-23)**Please note that the full text is embargoed until 08/01/2024** In recent years, there has been a growing interest in semiconductor photoelectrodes that can effectively split water into hydrogen and oxygen using sunlight. ... -
Bioanalytical LC-MS: Streamlined Sampled Preparation And Novel Ambient Ionization Techniques
(Chemistry & Biochemistry, 2012-07-25)Bioanalysis has gained importance in the scientific at an exponential rate. The focus of these works attempt to seek new approaches towards faster and more efficient bioanalysis that require little to no sample preparation. ... -
Biochemical, Kinetic And Spectroscopic Characterizations Of Non-heme Iron Oxygenase Enzymes
MiaE is a non-heme diiron enzyme which catalyzes the O2-dependent hydroxylation of selected tRNA-nucleotides as part of a multienzyme posttranscriptional hypermodification pathway. This tRNA-modifying enzyme is postulated ... -
Calix[4]arene-based Synthetic Nanotubes
(Chemistry & Biochemistry, 2007-08-23)Nanoscale science and technology represents a tremendous opportunity to gain unprecedented insight into the unique phenomena that exists at the nanometer scale, and to use that knowledge to develop materials and devices ... -
Capillary Scale Reagent Introduction And Optical Detectors For Capillary Scale Analysis
(Chemistry & Biochemistry, 2011-10-11)Atmospheric aerosols are of great interest as they have the potential to perturb the earth's radiative energy balance, influence the climate, reduce visibility, and adversely affect human health. The composition of atmospheric ... -
Catalytic C-C silylation Reactions
(2019-08-08)In my doctoral studies, the research is mainly focused on developing highly regio- and chemoselective C–C silylation of cyclopropanol derivatives with a hydrosilyl acetal directing group. This approach involves use of a ... -
Catalytic Hydro-liquefaction Of Lignite Coals Under Mild Conditions
(Chemistry & Biochemistry, 12-4-2012)A low-cost thermo-chemical process for the liquefaction of lignite coals is being developed at the University of Texas at Arlington (UTA). The coal-toliquids (CTL) project has focused of developing a liquefaction process ... -
CELL-FREE STUDIES OF CATALYTIC DNA CLEAVAGE BY RUTHENIUM POLYPYRIDYL COMPLEXES (RPCS) CONTAINING REDOX-ACTIVE INTERCALATING LIGANDS, ENANTIOMERIC SEPARATION AND SEMI-PREP SCALE PURIFICATION OF RPCS
(2018-08-28)Herein, we report the ruthenium (II) polypyridyl complexes (RPCs), [(phen)₂Ru(tatpp)] ²⁺ (3²⁺) and [(phen)₂Ru(tatpp)Ru(phen)₂] ⁴⁺ (4⁴⁺) are shown to cleave DNA in cell-free studies in the presence of a mild reducing agent, ... -
Characterization and Remediation of Wastewater from Unconventional Oil and Gas Development
(2018-08-24)Increasing energy demands from the nation and technological advancement in well development have led to the rapid expansion of unconventional oil and gas extraction. Current disposal methods for wastewater generated from ... -
Characterization Of Flavonoid Reactivities And Degradation Products Using Online Continuous Flow Kinetic Measurements And Higher Order Mass Spectrometry
(Chemistry & Biochemistry, 2014-03-12)Epidemiological studies offer strong evidence that diets rich in fruits and vegetables provide a defense against cardiovascular disease, cancer and other physiological disorders. One theory suggests that these hazards are ... -
COMBINING CHIRAL CHROMATOGRAPHIC STATIONARY PHASES AND N-DERIVATIZATION STRATEGIES FOR THE QUALITATIVE AND QUANTITATIVE ANALYSIS OF D-AMINO ACIDS, D-AMINO ACID CONTAINING PEPTIDES AND D-AMINO ACID RELATED SECONDARY METABOLITES USING LIQUID CHROMATOGRAPHY
(2023-05-12)Amino acids are essential building blocks in all life on Earth. It was first mistakenly believed that only L-amino acids were of biological relevance in higher organisms, and D-amino acids were laboratory artifacts or ... -
Computational materials chemistry: from polymer precursors to ceramics and high-pressure materials
(2022-08-17)With advances in computing power, the field of computational chemistry has flourished. Using current computational resources, atomistic simulations of billion atoms and trillions of atoms have been performed. Computational ... -
COPPER(I) AND SILVER(I) COMPLEXES OF OLEFINS, ALKYNES, AND CYCLOPROPENES AND THEIR APPLICATIONS
(2022-05-17)**Please note that the full text is embargoed until 5/9/2024** ABSTRACT: Poly(pyrazolyl)borates are very popular ligands in organometallic chemistry due to their attractive properties. It is easy to modify the steric and ... -
COPPER-BASED TERNARY OXIDE SEMICONDUCTORS FOR SOLAR ENERGY CONVERSION AND ENVIRONMENTAL REMEDIATION
(2019-09-04)Photoelectrochemical (PEC) water splitting using inorganic semiconductors is a promising approach to convert sunlight into sustainable fuels. However, many scientific and engineering challenges need to be overcome before ... -
Cytotoxicity Studies On Metallo-salens And Their Applications In Gene Delivery
(Chemistry & Biochemistry, 2009-09-16)Most of biological catalysts including nucleases are made of active metal centers. Metal complexes that are able to interact with DNA and RNA mimicking these natural nucleases will be valuable as therapeutic agents that ... -
DESIGN AND EVALUATION OF HMP KINASE ANALOGS AS THIAMINE PATHWAY INHIBITORS
(2016-08-15)Current bacterial chemotherapy faces an overwhelming reduction in efficacy due to an increase in bacterial resistance; resulting in a higher clinical demand for novel therapeutics and the investigation for their respective ... -
Design And Synthesis Of Flavin-based Organocatalysts For Biomimetic Aerobic Oxidation Reactions
(Chemistry & Biochemistry, 2014-03-12)Oxidation reactions are among the most costly and least selective transformations in synthetic chemistry. Catalytic methods that utilize O₂ as a terminal oxidant strive to reduce the inefficiency in this large area of ... -
Designing thermally stable ionic liquid stationary phases for gas chromatography and examining their structure-property relationships
(2018-11-30)Ionic liquids are popular in diverse scientific applications because of their unique physicochemical properties. The physicochemical properties of ionic liquids can be “tuned” by the modification of their structural moieties. ... -
DETERMINATION OF THE KINETIC ROLES OF THE MEMBRANE IN THE CATALYSIS OF RASGEFS BY USING AN ENGINEERED MODEL PROTEIN
(2021-08-10)Ras guanine nucleotide exchange factors (RasGEFs), which include Son of Sevenless (SOS), Ras Guanine Nucleotide Releasing Protein (RasGRP), and Ras Guanine Nucleotide Releasing Factor (RasGRF), catalyze nucleotide exchange ... -
Developing chemo-proteomics methods for tyrosine conjugation and studies of organometallic complexes of gold.
(2023-05-22)**Please note that the full text is embargoed until 05/14/2025** ABSTRACT: The incredible changes in MS instrumentation since the late 1980s with the advent of electrospray ionization (ESI) and matrix-assisted laser ...