Browsing by Author "Viezzer, Eleonora"
Now showing items 1-20 of 108
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Article
A fast edge charge exchange recombination spectroscopy system at the ASDEX Upgrade tokamak
(AIP Publishing, 2017)In this work, a new type of high through-put Czerny-Turner spectrometer has been developed which allows us to acquire ...
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Article
A forward model for the helium plume effect and the interpretation of helium charge exchange measurements at ASDEX Upgrade
(IOP Science, 2018-03-23)The analysis of the charge exchange measurements of helium is hindered by an additional emission contributing to the ...
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Article
A new beam emission polarimetry diagnostic for measuring the magnetic field line angle at the plasma edge of ASDEX Upgrade
(AIP Publishing, 2016)A new edge beam emission polarimetry diagnostic dedicated to the measurement of the magnetic field line angle has been ...
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Presentation
Acceleration of beam ions during edge localized modes in the ASDEX Upgrade tokamak
(European Physical Society (EPS), 2018) -
Article
Access and sustainment of naturally ELM-free and small-ELM regimes
(IOP Publishing, 2018)Edge localized modes (ELMs) have a detrimental effect on the plasma facing components and pose one of the most serious ...
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Presentation
An imaging heavy ion beam probe diagnostic for the ASDEX Upgrade tokamak
(European Physical Society (EPS), 2019) -
Article
Analysis of supercritical carbon dioxide Brayton cycles for a helium-cooled pebble bed blanket DEMO-like fusion power plant
(Elsevier Ltd, 2021)Nuclear fusion is expected to be a clean and almost-unlimited power source in the near future. The first net power ...
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Article
Approaching Detachment in I-mode - Response of Core Confinement and the Edge Pedestal in the ASDEX Upgrade Tokamak
(Institute of Physics Publishing, 2021)Experiments on nitrogen assisted divertor detachment in the improved energy confinement mode (I-mode) are reported from ...
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Presentation
Assessment of the current density evolution during an ELM cycle using beam emission polarimetry at ASDEX Upgrade
(European Physical Society (EPS), 2019) -
Article
Beam modelling and hardware design of an imaging heavy ion beam probe for ASDEX Upgrade
(IOP Publishing, 2019)The imaging heavy ion beam probe (i-HIBP) developed at the ASDEX Upgrade tokamak is a new diagnostic concept for investigations ...
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Article
Beam-Ion Acceleration during Edge Localized Modes in the ASDEX Upgrade Tokamak
(American Physical Society, 2018-07)The acceleration of beam ions during edge localized modes (ELMs) in a tokamak is observed for the first time through ...
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Presentation
Beam-ion transport dependence on Magnetic Perturbations spectrum and plasma helicity in the ASDEX Upgrade tokamak
(European Physical Society (EPS), 2021) -
Article
Building high accuracy emulators for scientific simulations with deep neural architecture search
(IOP Publishing, 2022)Computer simulations are invaluable tools for scientific discovery. However, accurate simulations are often slow to execute, ...
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Final Degree Project
Caracterización del espectro de emisión del boro y nitrógeno en el reactor de fusión ASDEX Upgrade
(2020)El método GP-CXRS (del inglés "Gas Pu -Charge Exchange Recombination Spectros- copy") es una técnica que permite conocer ...
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Article
Characterisation of the fast-ion edge resonant transport layer induced by 3D perturbative fields in the ASDEX Upgrade tokamak through full orbit simulations
(IOP Publishing, 2019)In recent experiments at the ASDEX Upgrade tokamak the existence of an Edge Resonant Transport Layer (ERTL) was revealed ...
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Presentation
Characterization of edge poloidal impurity asymmetries at ASDEX Upgrade
(European Physical Society (EPS), 2021) -
PhD Thesis
Characterization of main ion properties for the optimization of future fusion power plants
(2022-12-19)In the search for a clean and sustainable energy source for our society, fusion energy emerges as a promising candidate. ...
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Article
Characterization of scintillator screens under irradiation of low energy 133Cs ions
(IOP Publishing, 2022)An imaging heavy ion beam probe (i-HIBP) diagnostic, for the simultaneous measurement of plasma density, magnetic field ...
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Master's Final Project
Characterization of scintillators for ion detection dagnostics in nuclear fusion reactors
(2021)Abstract Scintillator materials are used for ion detection diagnostics in nuclear fusion devices. These diagnostics ...
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Master's Final Project
Characterization of the ion pedestal in low and high collisionality plasmas
(2017)The high confinement mode (H-mode) is a very important regime for future fusion devices. In this regime, the global ...