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 “"Magnetic composites"”.
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Development of Iron-Based Soft Magnetic Composites with Novel Coating Materials
Soft Magnetic Composites (SMCs) are an exciting class of material, with the potential to replace steel laminations as the magnetic core material used in electric motors. The main advantage of SMCs is their isotropic magnetic properties, allowing for radically different design concepts as compared …
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Contributions to permanent magnet wind generator design including the application of soft magnetic composites
… which includes the application of soft magnetic composite (SMC) materials to the desing of these machines. A problem is first addressed of adapting a PM wind generator, intended for high-speed operation with a small 3-bladed wind turbine, for low speed operation with a new multi-blade, …
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Microstructure-based FE Modeling and Measurements of Magnetic Properties of Polymer Matrix-Metal Composites
… minimize its size; the second is to optimize the magnetic properties of the constituent magnetic materials, which include permeability, density, resistivity, core loss density, saturation magnetization value, fluidity, sintering temperature, and others. Compared to altering the nature of solid …
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Thermodynamic and transport properties of non-magnetic particles in magnetic fluids
Magnetic composites, obtained on associating magnetic fluid with non-magnetic particles, offer interesting opportunities in separations, assemblies and other applications, where the microstructure of the composite can be altered reversibly by an external field without altering the composition. The …
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Redox-active materials for electrochemically-mediated separations
… polypyrrole and polyferrocene-containing magnetic composites were synthesized through a facile multi-step procedure, and exhibit strong adsorption capacities for both inorganic and organic contaminants.
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Piezoelectric-based Multi-Scale Multi-Environment Energy Harvesting
… conditions. For a broadband energy harvester, a magnetically-coupled array of oscillators was designed and built that broadened the harvester's effective resonance frequency with considerably improved output power. A new design concept for thermal energy harvesting that employs a …
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Design Methodology and Materials for Additive Manufacturing of Magnetic Components
Magnetic components such as inductors and transformers are generally the largest circuit elements in switch-mode power systems for controlling and processing electrical energy. To meet the demands of higher conversion efficiency and power density, there is a growing need to simplify the process of …
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Magnetism and interactions at the nanoscale: synthesis, characterization and applications
Magnetic nanomaterials play a pivotal role in both fundamental research and a wide range of technological applications. This dissertation delves into the world of nanomagnetism, exploring various aspects of magnetic iron cobalt (Fe65Co35) structures in the form of nanocubes and nanochains. The …
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Multi-component Elastomer Composites for Next Generation Electronics and Machines
… with high thermal or electrical conductivities, magnetic material response, or stimuli-responsive shape and rigidity tuning. In recent years, these materials have become enabling for wearable electronics and soft machines which has led to the development of new material architectures that provide …