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Listar por autor "Dux, R."
Mostrando ítems 1-19 de 19
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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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Artículo
A new beam emission polarimetry diagnostic for measuring the magnetic field line angle at the plasma edge of ASDEX Upgrade
Viezzer, Eleonora; Dux, R.; Dunne, M. G. (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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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) -
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
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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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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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) -
Artículo
Investigation of inter-ELM ion heat transport in the H-mode pedestal of ASDEX Upgrade plasmas
Viezzer, Eleonora; Fable, E.; Cavedon, M.; Angioni, C.; Dux, R.; Laggner, F. M.; Bernert, M.; Burckhart, A.; McDermott, R. M.; Pütterich, T.; Ryter, F.; Willensdorfer, M.; Wolfrum, E. (IOP Publishing, 2017)The ion heat transport in the pedestal of H-mode plasmas is investigated in various H-mode discharges with different ...
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Ponencia
Low-Z impurity transport studies using CXRS at ASDEX Upgrade
Bruhn, C.; McDermott, R. M.; Lebschy, A.; Dux, R.; Angioni, C.; Manas, P.; Viezzer, Eleonora (European Physical Society (EPS), 2017) -
Artículo
Non-parametric inference of impurity transport coefficients in the ASDEX Upgrade tokamak
Nishizawa, T.; Dux, R.; McDermott, R.M.; Sciortino, F.; Cavedon, M.; Schuster, C.; Wolfrum, E.; Von Toussaint, U.; Van Vuuren, Anton Jansen; Cruz Zabala, Diego José; Cano Megías, Pilar; Moon, C. (IOP Publishing, 2022-07)We present a non-parametric inference of impurity transport coefficients by using charge exchange recombination spectroscopy ...
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On the ion and electron temperature recovery after the ELM-crash at ASDEX upgrade
Cavedon, M.; Dux, R.; Putterich, T.; Viezzer, Eleonora; Wolfrum, E.; Dunne, M. G.; Willensdorfer, M. (Elsevier, 2019)The access to fast measurements, i.e. Δt ≈ 100 µs, of the ions and the electrons during an entire edge localized cycle ...
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Ponencia
Poloidal impurity asymmetry studies using the upgraded high field side edge CXRS diagnostic at ASDEX Upgrade
Cruz Zabala, Diego José; Viezzer, Eleonora; Cavedon, M.; Cano Megías, Pilar; Plank, U.; Dux, R.; García López, Francisco Javier; García Muñoz, Manuel; Pütterich, T. (European Physical Society (EPS), 2019) -
Artículo
Qualification and implementation of line ratio spectroscopy on helium as plasma edge diagnostic at ASDEX Upgrade
Griener, M.; Muñoz Burgos, J.M.; Cavedon, M.; Birkenmeier, G.; Dux, R.; Kurzan, B.; Viezzer, Eleonora; Wolfrum, E. (IOP Publishing, 2018)A new thermal helium beam diagnostic has been implemented as plasma edge diagnostic at the ASDEX Upgrade (AUG) tokamak. ...
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Ponencia
The role of radial electric field and neoclassical transport in the establishment and sustainment of the edge transport barrier in the ASDEX Upgrade tokamak
Cavedon, M.; Pütterich, T.; Viezzer, Eleonora; Birkenmeier, G.; Dunne, M. G.; Dux, R.; Fable, E.; Happel, T.; Laggner, F. M.; Wolfrum, E. (European Physical Society (EPS), 2017) -
Artículo
Understanding helium transport: experimental and theoretical investigations of low-Z impurity transport at ASDEX Upgrade
Kappatou, A.; McDermott, R. M.; Angioni, C.; Manas, P.; Pütterich, T.; Dux, R.; Viezzer, Eleonora; Tardini, G. (IOP Publishing, 2019)The presence of helium is fundamentally connected to the performance of a fusion reactor, as fusion-produced helium is ...