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 49 for “"Polymer Electrolytes"”.
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Polymer Electrolytes For lontophoretic Drug Delivery
… into a 'patch-like’ delivery system. Polymer electrolytes offer possibilities for such systems. Polymer electrolytes are ionically conducting solid-like materials in which the ions are to coordinated to an immobile polymer solvent. The most widely studied host polymer for use in …
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Gel polymer electrolytes for Li metal protection
L'abstract è presente nell'allegato / the abstract is in the attachment
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Synthesis and characterization of aminated perfluoro polymer electrolytes
Polymer electrolytes have been developed for use in anion exchange membrane fuel cells for years. However, due to the highly corrosive environment within these fuel cells, poor chemical stability of the polymers and low ion conductivity have led to high development costs and thus prevention from …
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Modeling ion mobility in solid-state polymer electrolytes
… model of ion diffusion in a solid-state polymer electrolyte. Among many tunable parameters, we investigate the effect of ion concentration, ion-polymer attraction, and polymer disorder on cation diffusion. For the conditions tested, we find that ion concentration has little effect on …
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Studies of physical properties of novel lithium polymer electrolytes.
Polymer electrolyte systems using thermoplastic polyester polyurethane (TPU), modified natural rubbers and modified natural rubbers/polyethylene oxide polymer hosts have been investigated. Three types of modified natural rubber, namely 2S percent epoxidised natural rubber (ENR2S), SO percent …
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STRUCTURAL, ELECTROCHEMICAL AND THERMAL STUDIES OF DIVALENT POLYMER ELECTROLYTES
The main aims of this project were to produce a polymer electrolyte, containing a divalent cation, with a sufficiently high and stable ionic conductivity at room temperature to be used in a solid-state battery, and to gain a better understanding of the relationship between structure and …
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Electrochemical water technologies for resource recovery using polymer electrolytes
… of highly tunable anion exchange triblock copolymers were designed and their tunability demonstrated in electrodialysis and single-cell anion exchange membrane water electrolysis (AEMWE). First, coupling of electrochemical struvite precipitation with hydrogen production was investigated under …
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New Solid Polymer Electrolytes for Lithium, Sodium, and Calcium-based Batteries
… have investigated different lithium-free liquid electrolytes, the transport of these alternative ions in their polymer counterparts remains understudied. The advantages of solid polymer electrolytes include the possibility of higher energy density in solid-state devices and the elimination of …
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Advanced Solid Polymer Electrolytes Based on Crosslinking and Concentrated Ionic Liquid
L'abstract è presente nell'allegato / the abstract is in the attachment
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Molecular Structure and Dynamics of Novel Polymer Electrolytes Featuring Coulombic Liquids
Polymer electrolytes are indispensable in numerous electrochemical systems. Existing polymer electrolytes rarely meet all technical demands by their applications (e.g., high ionic conductivity and good mechanical strength), and new types of polymer electrolytes continue to be developed. In this …
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MULTI-IONIC LITHIUM SALTS FOR USE IN SOLID POLYMER ELECTROLYTES FOR LITHIUM BATTERIES
Commercial lithium ion batteries use liquid electrolytes because of their high ionic conductivity (>10-3 S/cm) over a broad range of temperatures, high dielectric constant, and good electrochemical stability with the electrodes (mainly the cathode cathode). The disadvantages of their use in lithium …
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Towards Solid-State Hybrid Polymer Electrolytes by Innovative, Rapid, and Solvent-Free Procedures
L'abstract è presente nell'allegato / the abstract is in the attachment
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Synthesis and Characterization of Anhydrous Proton Conducting Polymer Electrolytes for Fuel Cell Applications
… conducting and high temperature capability of polymer electrolytes are being investigated for use in applications such as batteries, fuel cells, electro chromic windows and light emitting devices. Fuel cells are efficient electrochemical energy conversion devices; they can generate greener …
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Modeling transport and dynamics in redox-active polymer electrolytes for flow battery applications
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2025-10-19 without embargo terms
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Junctions and Strands: Breaking Property Tradeoffs in Polymer Networks and Composite Polymer Electrolytes
This dissertation first examines the mechanics of polymer networks, specifically material toughness and the nature of material fracture. Polymer networks, which include tire rubber, windmill turbine blades, tissue engineering scaffolds, polymer electrolytes (vide infra) and many other materials, …
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Ion Transport, Viscoelastic, and Thermal Properties of Several Poly(Ethylene Glycol) and Poly(Propylene Glycol) Based Polymer Electrolytes
… properties of several MePEG and MePPG based copolymer electrolytes. In particular two main copolymer modifications have been investigated namely copolymerization with "bulky groups" and cross polymerization of MePEG and MePPG monomers. The modifications were made to vary the fractional free …
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Mechanisms of Enhancing Solid Polymer Electrolytes Using Nanofillers and Ionic Liquid for Applications in Flexible Lithium Ion Batteries
Polymer-based electrolytes have gained much attention in recent decades due to their many advantages including high thermal and chemical stability, and the consequent enhanced safety in lithium ion batteries. Also, thin-film manufacturability and mechanical strength make the polymer-based …
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High throughput studies of polymer electrolyte for battery and fuel cell applications
… for the high-throughput characterisation of polymer electrolytes have<br/>been developed. Polymer electrolytes for use in lithium ion batteries have been<br/>prepared in a novel systematic manner that involves parallel preparation and subsequent<br/>high-throughput conductivity measurements …
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Integration of liquid crystals with redox electrolytes in dye-sensitised solar cells
… self-assembly systems, that is, liquid crystal-polymer electrolyte composites (LC-PEs), LC binary mixtures, and their potential application in dye-sensitised solar cells (DSSCs). The birefringence of LCs causes light modulation, which can be controlled by an applied voltage and electric field. …
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