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Listar por autor "Cavedon, M."
Mostrando ítems 1-20 de 29
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Artículo
A fast edge charge exchange recombination spectroscopy system at the ASDEX Upgrade tokamak
Cavedon, M.; Pütterich, T.; Viezzer, Eleonora; Dux, R.; Geiger, B.; McDermott, R. M.; Meyer, H.; Stroth, U. (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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Artículo
A forward model for the helium plume effect and the interpretation of helium charge exchange measurements at ASDEX Upgrade
Kappatou, A.; McDermott, R. M.; Pütterich, T.; Dux, R.; Geiger, B.; Jaspers, R. J. E.; Donné, A. J. H.; Viezzer, Eleonora; Cavedon, M. (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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An assessment of nitrogen concentrations from spectroscopic measurements in the JET and ASDEX upgrade divertor
Bernert, M.; Brezinsek, S.; Carr, M.; Henderson, S.S.; Cavedon, M.; Jet Contributors; García Muñoz, Manuel (Elsevier, 2019-01)The impurity concentration in the tokamak divertor plasma is a necessary input for predictive scaling of divertor detachment, ...
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Ponencia
Assessment of the current density evolution during an ELM cycle using beam emission polarimetry at ASDEX Upgrade
Dux, R.; Viezzer, Eleonora; Cavedon, M.; Dunne, M. G.; Fischer, R. (European Physical Society (EPS), 2019) -
Ponencia
Characterization of edge poloidal impurity asymmetries at ASDEX Upgrade
Cruz Zabala, Diego José; Viezzer, Eleonora; Plank, U.; McDermott, R. M.; Cavedon, M.; Dux, R.; Cano Megías, Pilar; García López, Francisco Javier; García Muñoz, Manuel (European Physical Society (EPS), 2021) -
Artículo
Connecting the global H-mode power threshold to the local radial electric field at ASDEX Upgrade
Cavedon, M.; Birkenmeier, G.; Pütterich, T.; Ryter, F.; Viezzer, Eleonora; Wolfrum, E.; Willensdorfer, M. (IOP Publishing, 2020)The relation between the macroscopic input power required at ASDEX Upgrade to access the H-mode Pthr and the microscopic ...
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Ponencia
Determination of the background neutral density from passive Balmer alpha CX emission at the ASDEX Upgrade tokamak
Van Vuuren, Anton Jansen; Bogar, K.; Cruz Zabala, Diego José; Cavedon, M.; Cano Megías, Pilar; Kappatou, A.; Dux, R.; Schneider, P. A.; Viezzer, Eleonora; Nishizawa, T.; García Muñoz, Manuel (European Physical Society (EPS), 2021) -
Artículo
Divertor, scrape-off layer and pedestal particle dynamics in the ELM cycle on ASDEX Upgrade
Laggner, F. M.; Keerl, S.; Gnilsen, J.; Wolfrum, E.; Bernert, M.; Carralero, D.; Guimarais, L.; Nikolaeva, V.; Potzel, S.; Cavedon, M.; Mink, F.; Dunne, M. G.; Birkenmeier, G.; Fischer, R.; Viezzer, Eleonora; Willensdorfer, M.; Wischmeier, M.; Aumayr, F. (IOP Publishing, 2018)In addition to the relaxation of the pedestal, edge localised modes (ELMs) introduce changes to the divertor and scrape-off ...
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Artículo
Dynamics of ideal modes and subsequent ELM crashes in 3D tokamak geometry from external magnetic perturbations
Willensdorfer, M.; Cote, T. B.; Griener, M.; Ryan, D. A.; Strumberger, E.; Suttrop, W.; Wang, N.; Cavedon, M.; Galdón Quiroga, Joaquín; Zohm, H. (IOP Publishing, 2019)The impact of three-dimensional (3D) tokamak geometry from external magnetic perturbations on edge instabilities has been ...
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Dynamics of the pedestal transport during edge localized mode cycles at ASDEX Upgrade
Viezzer, Eleonora; Cavedon, M.; Cano Megías, Pilar; Fable, E.; Wolfrum, Elisabeth; Cruz Zabala, Diego José; Willensdorfer, M. (IOP Publishing, 2020)The dynamic behaviour of the ion and electron energy, particle and momentum transport measured during type-I edge localized ...
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Artículo
Evaluation of impurity densities from charge exchange recombination spectroscopy measurements at ASDEX Upgrade
McDermott, R. M.; Dux, R.; Pütterich, T.; Geiger, B.; Kappatou, A.; Lebschy, A.; Bruhn, C.; Cavedon, M.; Frank, A.; Harder, N. den; Viezzer, Eleonora (Institute of Physics Publishing, 2018-07-26)At ASDEX upgrade (AUG) a new framework for the evaluation of impurity densities based on measurements from charge exchange ...
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Ponencia
Experimental conditions for suppressing Edge Localised Modes by magnetic perturbations in ASDEX Upgrade
Suttrop, W.; Kirk, A.; Bobkov, V.; Cavedon, M.; Dunne, M. G.; Leuthold, N.; McDermott, R. M.; Viezzer, Eleonora; Willensdorfer, M. (European Physical Society (EPS), 2018) -
Artículo
Experimental conditions to suppress edge localised modes by magnetic perturbations in the ASDEX Upgrade tokamak
Suttrop, W.; Kirk, A.; Bobkov, V.; Cavedon, M.; Dunne, M. G.; McDermott, R. M.; Viezzer, Eleonora; Willensdorfer, M. (IOP Publishing, 2018)Access conditions for full suppression of edge localised modes (ELMs) by magnetic perturbations (MP) in low density high ...
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Ponencia
Experimental study of the impact of ion orbit losses on the edge radial electric field at the ASDEX Upgrade tokamak
Cano Megías, Pilar; Viezzer, Eleonora; Brzozowski, R. W.; Plank, U.; Cavedon, M.; Happel, T.; Höfler, K.; Cruz Zabala, Diego José; Chacartegui, Ricardo (European Physical Society (EPS), 2021) -
Artículo
Extensions to the charge exchange recombination spectroscopy diagnostic suite at ASDEX Upgrade
McDermott, R. M.; Lebschy, A.; Geiger, B.; Bruhn, C.; Cavedon, M.; Dunne, M. G.; Dux, R.; Fischer, R.; Kappatou, A.; Pütterich, T.; Viezzer, Eleonora (AIP Publishing, 2017)A new core charge exchange recombination spectroscopy diagnostic has been installed in the ASDEX Upgrade tokamak that is ...
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Artículo
Feasibility study for an edge main ion charge exchange recombination spectroscopy system at ASDEX Upgrade
Cano Megías, Pilar; Viezzer, Eleonora; Van Vuuren, Anton Jansen; Cavedon, M.; Cruz Zabala, Diego José; Dux, R.; Geiger, B.; García Muñoz, Manuel; Chacartegui, Ricardo (IOP Publishing, 2019)A feasibility study for a new edge main ion charge exchange recombination spectroscopy (CXRS) system at the ASDEX Upgrade ...
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Ponencia
Full suppression of Edge Localised Modes with non-axisymmetric magnetic perturbations at low plasma edge collisionality in ASDEX Upgrade
Suttrop, W.; Kirk, A.; Nazikian, R.; Bobkov, V.; Cavedon, M.; Dunne, M. G.; Viezzer, Eleonora; Willensdorfer, M. (European Physical Society (EPS), 2017) -
Artículo
I-mode pedestal relaxation events at ASDEX Upgrade
Silvagni, D.; Eich, T.; Happel, T.; Harrer, G. F.; Griener, M.; Dunne, M. G.; Cavedon, M.; Faitsch, M.; Viezzer, Eleonora (IOP Publishing, 2020)The I-mode confinement regime can feature small edge temperature drops that can lead to an increase in the energy deposited ...
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Artículo
In-out charge exchange measurements and 3D modelling of diagnostic thermal neutrals to study edge poloidal impurity asymmetries
Cruz Zabala, Diego José; Viezzer, Eleonora; Plank, U.; McDermott, R. M.; Cavedon, M.; Fable, E.; Dux, R.; Cano Megías, Pilar; Pütterich, T.; Van Vuuren, Anton Jansen; García Muñoz, Manuel; García López, Francisco Javier (IOP Publishing Ltd, 2022)A new method was developed to model the neutral population produced by the gas puff based charge exchange recombination ...
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Ponencia
Inner versus outer E×B shear layer: an attempt to radially localize the L-H transition
Cavedon, M.; Dux, R.; Happel, T.; Hennequin, P.; Plank, U.; Pütterich, T.; Ryter, F.; Stroth, U.; Viezzer, Eleonora; Wolfrum, E. (European Physical Society (EPS), 2019)