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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 54 for “"fusion energy"”.
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Financing Fusion Energy
The case for investing in fusion energy—increasing global energy demand, high annual carbon dioxide output, and technological limitations for wind and solar power—has never been greater, yet financing for fusion companies through traditional means has proven challenging. While fusion startups have …
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Magnetohydrodynamic Heat Transfer for Fusion Energy
… flows. Fluids used as breeder/coolant in fusion power plant blankets must provide adequate heat transfer of up to 10 MW/m2 within strong magnetic fields . Because the two most popular choices for this function (liquid metals and molten salts) are electrically conductive, …
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Analyzing Environmental Tritium Cycle for Fusion Energy and National Security
… is a sought-after isotope of hydrogen for fusion fuel, it is important to consider the environmental impacts of its release into the environment. In order to prepare for the elevated tritium releases that may result from commercial fusion power, yearly tritium releases from different types …
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Techno-Economic Analysis of Fusion Energy in the European Electricity Market
This study explores the potential of fusion energy in the decarbonization of the European Union its electricity market. The study simulates various scenarios by employing the GenX least-cost optimization model, factoring in different investment costs and emission caps. The research addresses how …
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Multi-fidelity machine learning methods for sputtering yield calculations relevant to magnetic fusion energy systems
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2026-12-01
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Investigating the Impact of Technology Progress on Bridging the Technological Valley of Death for Future Fusion Energy
Ensuring energy stability is an essential issue in achieving a sustainable society. Therefore, scientists continue research in pursuit of the ideal energy source, but that has not yet been achieved. Fusion energy has been believed an ideal energy source because it has various merits. Many developed …
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Fokker -Planck Modeling of Spherical Inertial Electrostatic, Virtual -Cathode Fusion Systems
… ion recirculation powers (and hence highest fusion energy gains). Also, it is shown that the square-well assumption---used ubiquitously in previous analytical estimates of IEC fusion energy gain limits---is in fact a pessimistic one, and that more realistic parabolic-like wells are much more …
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Modeling Hydrogen Transport in BABY
Fusion energy stands as a beacon of hope in the realm of sustainable power generation, offering the potential to meet global energy demands without adverse environmental impacts. However, fusion power is not yet commercially viable, and significant research is still needed to develop the …
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Design and construction of high-temperature, high-vacuum tensile tester for fusion reactor materials
Fusion energy is a promising carbon-free, limitless source of energy that could contribute to mitigating global climate change. One of the critical challenges in realizing fusion energy is the survival of structural materials in the extreme environment of a fusion device. Specifically, materials …
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Radial Electric Fields for Improved Tokamak Performance
… externally-imposed radial electric fields on the fusion energy output, energy multiplication, and alpha-particle ash build-up in a TFTR-sized, fusing tokamak plasma is explored. In an idealized tokamak plasma, an externally-imposed radial electric field leads to plasma rotation, but no charge …
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Examination of the United States domestic fusion program
Fusion has been "forty years away", that is, forty years to implementation, ever since the idea of harnessing energy from a fusion reactor was conceived in the 1950s. In reality, however, it has yet to become a viable energy source. Fusion's promise and failure are both investigated by reviewing …
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High-fidelity simulations of transverse electric waves propagating through Alcator C-Mod
… would accelerate progress within the field of fusion energy, as simulations of C-Mod's plasmas, or other plasmas in general, can be run more quickly while still maintaining their accuracy. The main procedure involves producing simulations within COMSOL that use mode numbers based on a power …
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Investigating the educational effectiveness of a science museum exhibit on small modular fusion reactors
… people are unaware of the tremendous potential fusion reactors and smaller, more modular reactors possess. To inform them, a science exhibit was.constructed to investigate whether or not it would more effectively teach the audience which in this case are passersby on the first floor of MIT's …
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An integrated design framework for future nuclear fusion power reactors
Nuclear fusion has long been touted as a future source of low-carbon energy. Whether or not fusion energy will be feasible, let alone commercially viable, remains a subject of research and development. Tokamaks are the most mature path to fusion energy, and two key steps are broadly seen as …
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Improving particle confinement in inertial electrostatic fusion for spacecraft power and propulsion
Fusion energy is attractive for use in future spacecraft because of improved fuel energy density and reduced radioactivity compared with fission power. Unfortunately, the most promising means of generating fusion power on the ground (Tokamak based reactors like ITER and inertial confinement …
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A one dimensional hydrodynamic simulation of colliding quasi neutral plasma systems
… in several fields of research, including fusion energy generation, pulsed-laser deposition and potentially as intense short wavelength (X-ray and EUV) light sources. Computer simulations of such systems are a valuable tool in reconciling experimental results with theory and designing new …
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Characterizing the Movement of Contaminant Liquid Metal Particles when subject to Electric Pulses, within the Context of Z-pinch Fusion Reactors
… liquid metal surfaces, in Z-pinch fusion reactors. These ejecta present significant contamination risks to plasma fuel in fusion reactors. The study employed a liquid electrode setup, exposing a eutectic tin-bismuth mixture to high-current pulses. Particle motion was tracked and …
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Techno-economic Analysis of Deuterium-Tritium Magnetic Confinement Fusion Power Plants
… of Deuterium-Tritium Magnetic Confinement Fusion Power Plants (FPP), tailored to enhance the economic viability and scalability of FPPs in response to global energy challenges and climate change. Amidst a backdrop of substantial investments in fusion technology, totaling $6.2 billion to …
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A levelized comparison of pulsed and steady-state tokamaks
The goal of fusion energy research is to build an economically competitive reactor. This is difficult due to the complicated system composing a reactor and the nonlinearities it entails. Practically, to even get to the neighborhood of an economic reactor requires hundreds of simulations - which in …
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A Nickel Short: Rethinking Element Scarcity in Pursuit of a Fusion-Powered World
Fusion energy presents a promising solution for current global decarbonization goals. This thesis presents an adaptable model for evaluating mineral sufficiency in the global deployment of fusion power. Using the ARC Magnetic Confinement (MC) Deuterium-Tritium (D-T) fusion concept as a framework, …
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