RSS 1.0Electronic Dissertations and Theses - Chemistry
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This collection contains theses and dissertations by graduate students in the Department of Chemistry at Washington State University.
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MANIPULATION AND ANALYSIS OF INTACT PROTEIN IONS USING A PURELY DUTY CYCLE – BASED, DIGITALLY OPERATED QUADRUPOLE MASS FILTER (DQMF) AND ACCELERATION QUADRUPOLE TIME-OF-FLIGHT (Q-TOF) MASS SPECTROMETER
(2019)Mass spectrometry is one of the most widely used analytical tools for analysis of proteins and other biological molecules. It provides information like mass, quantity and structure and it can readily be coupled with other ... -
Influence of Multivalent Metal Cations on Carbohydrate Separations and Fragmentation Patterns via Ion Mobility-Mass Spectrometry
(2019)Carbohydrates, oligosaccharides, and glycans occupy a corner of biopolymers that can be overlooked in the shadow of proteins and nucleic acids but are nonetheless essential for the survival of biological organisms. However, ... -
PRECURSORS OF BIOLOGICALLY RELEVANT REACTIVE SULFUR SPECIES AND THEIR APPLICATIONS
(2019)Reactive sulfur species (RSS) are a group of sulfur containing molecules playing important regulatory roles in the biological system. Representative RSS include thiols (RSH), hydrogen sulfides (H2S), persulfides (RSSH), ... -
Complexation of Tetravalent Fission Products and Plutonium(IV) with Polyaminopolycarboxylate Ligands
(2018)Management of problematic tetravalent fission products and actinides present in the back end of the nuclear fuel cycle presents important scientific and technical challenges concerning the reprocessing and disposal of used ... -
DEVELOPMENT OF NOVEL REACTIVE SULFUR SPECIES DONORS
(2018)Reactive sulfur species are important cell signaling molecules. Among them, hydrogen sulfide (H2S), hydrogen polysulfides (H2Sn, n>1), persulfides (RSSH), and S-nitroso hydrogen sulfide (HSNO) are believed to be mediators ... -
Investigation on the Diluent Effect on Solvent Extraction Processes of Trivalent f-Elements by Acidic Di-Alkyl Organophosphorus Extractants
(2018)Solvent extraction is the most common chemical technique used in hydrometallurgical separations and purification of transition metals and f-elements. Solvent extraction of metallic cations, such as the f-elements, needs ... -
High Yield Fission Product Separations and Quantification For Nuclear Forensic Applications
(2017)Strontium-90 and its daughter, yttrium-90, have cumulative fission yields of approximately 6 percent from the thermal neutron induced fission of uranium-235. With these high yields, Sr and Y are prevalent following an ... -
PROFILING DILUENT/EXTRACTANT/LANTHANIDE COMPLEX INTERACTIONS IN ADVANCED TALSPEAK SEPARATION SYSTEMS
(2017)Solvent extraction has generally been the method of choice for the reprocessing of used nuclear fuel. Fundamentally, solvent extraction is based on the differences in solubility of chemical species dissolved in a biphasic ... -
TECHNETIUM (IV) COMPLEXATION CHEMISTRY WITH POLYAMINO POLYCARBOXYLATE LIGANDS
(2017)99Technetium (t½ = 2.1×105 y) constitutes approximately 6.1% of the cumulative yield of thermal 235U thermal fission. In the +7 oxidation state, technetium has high aqueous solubility and forms the anionic structure TcO4- ... -
Synthetic uses of S-Nitrosothiols in Organic Chemistry
(2017)S-Nitrosothiols have risen to prominence since their identification as an important post-translational modification of cysteine residues. The full range of chemistry and biological implications of this motif are under ... -
ASSESSING MEDIUM EFFECTS IN TALSPEAK-LIKE SYSTEMS VIA CALORIMETRIC ENTROPY TITRATIONS
(2017)This study investigated the application of calorimetric entropy titrations to the light lanthanides in TALSPEAK-like systems. Since TALSPEAK operates in an unusual ionic medium, this work was expanded to probe medium effects ... -
Eu(III) Solvation and Complexation in Mixed Solvent Systems
(2017)Luminescence spectroscopy and thermodynamic techniques were used to determine the solvation environment and reaction thermodynamic driving forces for Eu(III) complexation with 2-hydroxyisobutyric acid (HIBA) and 2-aminoisobutyric ... -
BIOLOGICAL PEPTIDE INTERACTIONS WITH CELLULAR MEMBRANES
(2017)Eukaryotic cell membrane dynamics change in curvature during physiological and pathological processes. These processes cause dynamic membrane changes leading to seven important cellular biological functions, which include ... -
Development and applications of relativistic correlation consistent basis sets for lanthanide elements and accurate ab initio thermochemistry and spectroscopy
(2017)The relativistic correlation consistent basis sets for Lanthanide elements are developed with the 3rd-order Douglas-Kroll-Hess Hamiltonian. Atomic and molecular benchmark calculations show robust reliability of the new ... -
UTILIZATION OF TRADITIONAL AND NOVEL NMR SPECTROSCOPIC TECHNIQUES TO PROBE INTERACTIONS IN THE ORGANIC PHASE OF LIQUID-LIQUID SOLVENT EXTRACTION SYSTEMS
(2017)Solvent extraction is a technique commonly used is the reprocessing of used nuclear fuel elements. It utilizes the partitioning of a metal ion between two immiscible phases, typically an acidic aqueous phase and a light ... -
Influence of Near-Field Materials on the Durability of Nuclear Waste Glass
(2017)A reliable and effective method of nuclear waste disposal is necessary for the continuing use of nuclear energy. Borosilicate glasses are the currently accepted method of the disposal of these wastes, though a thorough ... -
TOWARDS UNDERSTANDING DIRIGENT PROTEIN FUNCTION
(2017)Plants produce a dazzling collection of chemical compounds with great structural and functional diversity that are known as specialized metabolites which have important roles in plant defense responses. Most significantly, ... -
Synthesis and Characterization of New Unsymmetrical Diglycolamides for Trivalent Lanthanide Metal Extraction
(2016)Twelve new unsymmetrical diglycolamide (UDGA) ligands have been synthesized as solvent extraction reagents for trivalent lanthanide ions from highly acidic nitrate media. The asymmetry in the extractant design arises from ... -
Sensor development for the nuclear fuel cycle: electrochemistry, spectroelectrochemistry, spectroscopy, and chemometric analysis
(2016)Fast, robust, and cost-effective means of detecting various species in complex solution environments are needed throughout the nuclear fuel cycle. Several techniques have the potential to meet this need and this manuscript ... -
The Application of Electrospray Mass Spectrometry to Solution Speciation: An Integrated Experimental and Computational Approach
(2016)Electrospray ionization mass spectrometry (ESI-MS) is a promising technique for the study of metal:ligand solution speciation. While ESI-MS is frequently used qualitatively with some success, quantitative use of the technique ...