Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 58 for “"Electrochemical analysis"”.
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Advanced Electrochemical Analysis for Complex Electrode Applications
… complex situations that may be encountered in electrochemical studies. Three main situations have been examined, they include the formation of polymer films on electrode surfaces during measurements, a novel nanocatalyst modified electrode surfaces, and organised carbon nanotube (CNT) …
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Soluble redox active macromolecular architectures and their electrochemical analysis for energy storage applications
… redox active polymers (RAPs) have been electrochemically studied as films or composites, with few examples of solution-based studies until recently. In this dissertation, I explore the design and electrochemical characterization of the redox activity of these RAPs in solution and their …
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Electrochemical analysis of photoelectro-, electro-, and thermal catalysis towards more efficient hydrogen peroxide production
… on the mechanisms and theoretical aspects of electrochemically reducing oxygen to form H2O2, but this production method remains to be implemented on the industrial scale due to a lack of effective catalysts. Explored here are alternative H2O2 production methods involving the 2-electron …
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Electrochemical Analysis of Oxidation of Primary Amines to Ketones with 3,5-Di-Tert-Butyl-1,2Benzoquinone
Electrochemical techniques have been used extensively to study electrode reactions and the coupled chemical-electrochemical reactions. Moreover, the concentration of redox active species in many of the redox reactions can be measured electrochemically, enabling the study of the chemical redox …
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Spectroscopic and Electrochemical Analysis of the Rieske Iron-Sulfur Protein of the Rhodobacter Sphaeroides Bc1 Complex
… respectively; (2) characterizing the electrochemical and protolytic properties of the ISP with protein-film cyclic voltammetry: Eacid = 308 +/- 3 mV, Ealk = -134 +/- 6 mV, pKox1 = 7.6 +/- 0.1 mV, pKox2 = 9.6 +/- 0.1 mV, and pKred1,2 = 12.4 +/- 0.4 mV; (3) determining the …
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Electrochemical analysis of interface structures and functionalization in graphitic carbons for Na-ion and flow battery electrodes
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2025-05-01
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Electrochemical analysis of active species in a low iron content oxygen reduction reaction catalyst and aluminium covetic materials
In an effort to move away from fossil fuels and towards cleaner energy, the cleaner energy options need to be efficient and practical. Low temperature fuel cells have significant promise, yet must be improved before widespread use is reached. One major way to reduce the price of fuel cells and …
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Aerosol Synthesis and Electrochemical Analysis of Niobium Mixed-Metal Oxides for the Ethanol Oxidation Reaction in Acid and Alkaline Electrolyte
… cells are especially important among emerging electrochemical power systems with the potential to offset a great deal of the energy demand currently met through the use of fossil fuels. Ethanol can be refined from petroleum sources or attained from renewable biomass, and is more easily and …
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Investigation Of Dopamine Dynamics In Bdnf+/- Mice Using In Vivo Microdialysis And Electrochemical Analysis Of Purine And Monoamine Molecules Using A Boron-Doped Diamond Electrode
<p>The goal of the first study was to determine if a reduction in brain-derived neurotrophic factor (BDNF) levels in female mice lead to a dysregulation in their dopaminergic system. Through a series of <i>in vivo</i> microdialysis and slice voltammetry experiments, we have discerned that female …
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OXIDE FILM FORMATION AND CONVERSION MECHANISM ON CARBON STEEL UNDER MILDLY BASIC CONDITIONS
… film formation and conversion as a function of electrochemical and corrosion potential, using various electrochemical analysis techniques, such as cyclic voltammetry, potentiostatic film growth and electrochemical impedance spectroscopy. The electrochemical study is complimented by ex situ …
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Applied Machine Learning for Electrocatalysis
… for energy conversion reactions. Traditional electrochemical analysis methods are labor-intensive and limit throughput. By integrating data-driven techniques with physics-based modeling, it is possible to accelerate catalyst discovery and mechanistic understanding. This dissertation develops a …
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A study on the cleaning and modification of metal surfaces by direct current cathodic electrolytic plasma process
… on widely used structural materials and its electrochemical analysis. The improvement of corrosion resistance over a long time testing condition was confirmed on steel material. These improvements are closely related to the unique surface micro-features with EPP treatment. But the improvement …
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Rapid and green fabrication of psuedocapacitor electrode by utilizing novel ULPING technique
… with help of material characterization and electrochemical analysis. In this study, we observe and draw relationships between the electrochemical performance and the physical properties of the irradiated surface such as surface morphology, surface area, and surface distribution. This study …
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The production and characterization of ceramic carbon electrode materials for CuCl-HCl electrolysis.
… transport of anionic copper complexes. The electrochemical and physical characterization of these CCE materials in a half and full-cell electrolysis environment will be presented. Electrochemical analysis was performed using cell polarization, cyclic voltammetry, and electrochemical …
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Liquid metal batteries : ambipolar electrolysis and alkaline earth electroalloying cells
… first investigated by two- and three-electrode electrochemical analysis techniques. The electrochemical behavior of the melt, thermodynamic properties, and kinetic properties were evaluated. A single cell battery was constructed, demonstrating for the first time the simultaneous extraction of …
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Microcapsule-based self-protecting coatings
… as well as 63% corrosion inhibition (via electrochemical analysis) after damage and exposure to simulated salt water for five days. Fully autonomous self-healing coatings were also developed and demonstrated based on the UV curing of damage-triggered release of a sunlight curable epoxy …
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Otimização de um eletrodo de carbono vítreo modificado com nanotubos de carbono para detecção voltamétrica do fungicida carbendazim.
… has been widely used as working electrode in electrochemical analysis. However, new electrode materials, such as the glassy carbon, carbon paste, platinum, gold, among others, are excellent alternatives to the mercury electrode because of the ease of construction, wide potential window and low …
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