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 9 of 9 for “"ionic liquid electrolytes"”.
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Study Of Tin-Based Electrodes And Ionic Liquid Electrolytes For Energy Storage Materials
… reactions; and ion-conducting, low volatile electrolytes since they can improve ionic diffusion and transport properties.</p> <p>This dissertation focuses on a systematic approach in developing highly efficient SnO2 and Sn electrodes for rechargeable Li-ion batteries and ionic-liquid …
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Effect of Ionic Liquid Electrolytes in DSSCs with Titanium Dioxide (TiO2) Inverse Opal Structures
… improving the efficiency of DSSCs, the current liquid electrolyte cell has plateaued at a conversion efficiency of ~ 12%. A major problem with these cells regarding their applicability is the low viscosity and high volatility of the toxic electrolyte, i.e., acetonitrile, which cause leakage and …
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Synthesis and characterization of ionic liquid electrolytes for use in electrical energy storage devices at elevated temperatures
… display equivalent properties. Room temperature ionic liquids (RTILs) are ideal candidates to replace carbonate-based solvents to expand operational temperatures to 60 °C and above. RTILs are nonvolatile, nonflammable, thermally and electrochemically stable but most RTILs do not meet current …
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Under confinement : molecular dynamics investigations of ions and molecules in nanopores and at nanoscale interfaces.
… dynamics simulations, investigations of aqueous electrolytes in a series of carbon nanotubes were performed, examining ionic current and solvent transport under an applied electric field. A departure from linearity in the correlation between current computed and applied potential was observed …
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Microscopic Physics of Electrical Double Layers
… screen surface charges. Due to the ubiquity of electrolytes, the electrical double layer plays a central role in many fields in science and engineering, including colloid science, electrochemistry, biology, membrane science, and tribology. Across these fields, mathematical models of the double …
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Synthesis and electrochemical studies of novel ionic liquid based electrolytes
<p>"Room temperature ionic liquids (RTILs) have received substantial interest as nonaqueous electrolytes in lithium ion- and metal-air batteries in recent years due to their low volatility, non-flammability, wide liquid range, and thermal stability characteristics. Towards developing a new …
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Advances In The Electrodeposition Of Tantalum From Ionic Liquids In A Technical Plating Setup
… metal substrates was via electrodeposition from ionic liquid electrolytes. The use of ionic liquids allows the electrodeposition process to be performed at lower temperatures (less than 200 degrees Celsius) than the mainstream process of deposition at higher temperatures (750-800 degrees Celsius) …
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Electrochemical properties of crystalline polymorphs of MnO2 in aluminum and zinc metal batteries
… materials (“cathodes”) are investigated using ionic liquid and aqueous electrolytes. Two crystalline polymorphs of MnO<sub>2</sub> are used: birnessite (δ-MnO<sub>2</sub>), a layered structure, and todorokite, a seldomly studied structure composed of large tunnels. For the Al batteries, two …
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Molecular Elucidation of Reaction Mechanisms in Aluminum & Lithium Metal Batteries by Solid-State NMR Spectroscopy and Electrochemical Methods
… charge storage mechanisms. In addition, the electrolytes needed to reversibly electrodeposit aluminum have (electro)chemical reactivity issues with many cathode materials and cell components. Organic molecules are attractive as electrode materials as they compliment key aluminum metal …