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 14 of 14 for “"electrochemical interfaces"”.
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Spectroscopic and Microscopic Investigation of Electrochemical Interfaces
… saccharin on a copper electrode was studied with electrochemical methods, surface-enhanced Raman spectroscopy, and in-situ STM measurements. The results of electrochemical studies of the interaction of sodium saccharinate and chloride as additives on the copper electrode and their synergic effects …
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Characterization of Electrochemical Interfaces by INfrared Spectroscopy
The properties of electrochemical interfaces are studied using Fourier transform infrared spectroscopy. Potential difference infrared spectroscopy (PDIRS) was used in the investigation of carbon monoxide adsorbed on polycrystalline platinum electrodes. It is found that the infrared peak position of …
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Investigation of electrochemical interfaces at the molecular level
This dissertation focuses on the investigation of electrochemical interfaces at the molecular level. Various systems including fuel cells, batteries, and electroplating are examined with in situ surface measurement techniques and density functional theory calculations. Experimental and …
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Enhancing the Electron Transfer at Electrochemical Interfaces by Spinel Oxide-Nanostructures
L'abstract è presente nell'allegato / the abstract is in the attachment
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Dynamic measurement and control of electrochemical interfaces for energy storage and conversion
… quantitatively measure reactivity at electrode interfaces and explore new materials approaches for controlling that reactivity in the realms of energy conversion (electrocatalysis) and energy storage (batteries). Chapter 1 outlines the complexity of the electrode interface and in situ analytical …
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The development of surface NMR-electrochemistry: A new in situ analytical probe to examine electrochemical interfaces
Electrode potential-dependent NMR measurements of a $\sp{13}$C adsorbate on platinum were conducted for the first time. The method that I have developed has the capability of becoming a viable analytical technique in surface and solid-state electrochemistry. Using this method, carbon monoxide …
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Computational Approaches of Electrochemistry: Insights into Electrical Double Layers of Concentrated Aqueous Electrolytes and Ionic Liquids
… enhances our fundamental understanding of electrochemical supercapacitors. Additionally, differential capacitance is a characteristic measurement to probe the structure of electrochemical interfaces in response to an external voltage. Nonetheless, developing a general understanding of EDLs …
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Impedance Characterization and Modeling of Subcellular to Micro-Sized Au, Pt, TiN, and ITO Electrodes With PEDOT:PSS-Coating For Bioelectrical Interfaces
… electrodes. Electrode-to-cell/tissue interfaces with high biocompatibility, low-impedance, and long-term chemical and mechanical stability are of paramount importance in numerous biological and biomedical applications. For meticulous monitoring of biological parameters, there is a …
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Microscopic Physics of Electrical Double Layers
… been used to analyze and predict the behavior of electrochemical interfaces in contact with electrolyte solutions. Even so, the standard continuum approaches and assumptions that are applied usually fail to describe the microscopic arrangement and structuring of ions and solvent in the electrical …
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Gold Nanoshells: Synthesis and Applications to In Situ SERS
… several model systems both in air and in the electrochemical interfaces.
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Revealing Interfacial Reactions and Charge Transfer Kinetics in Electrochemical Energy Storage and Conversion
… of internal combustion engines. Central to these electrochemical systems is the electrode-electrolyte interface, where (electro)chemical surface reactions or intercalation reactions occur, and its thermodynamic and kinetic properties determine the energy density, power density, and lifetime of the …
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Probing structure-function relationships at catalytic surfaces with emerging electroanalytical tools
… role in understanding reactivity at well-defined interfaces. However, among these techniques, there is a need for a quantitative technique that can directly access reactivity in situ and can study the impact of local surface structure on adsorbate reactivity. Scanning electrochemical microscopy …
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Electrochemical and Transport processes in Ion Intercalation materials
… energy storage devices can be thought as an electrochemical plant where processes related to transport phenomena (solid/liquid diffusion) and kinetics (ion insertion/extraction) take place. Even though extensive research has been done in understanding and optimizing the solid and liquid …
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Understanding Electrode-Electrolyte Interfaces with Metal Dissolution and Redeposition Chemistry
… electrocatalysts, and batteries) with superior electrochemical performances. We firstly demonstrate the feasibility of resynthesizing the electrode surface chemistry and tuning the electrochemical reactions at the solid-liquid interface by selectively changing the electrolyte composition and …