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Listar por autor "Brezinsek, S."
Mostrando ítems 1-20 de 21
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Artículo
An analytical expression for ion velocities at the wall including the sheath electric field and surface biasing for erosion modeling at JET ILW
Borodkina, I.; Borodin, D.; Brezinsek, S.; Kirschner, A.; Tsvetkov, V.; Jet Contributors; García Muñoz, Manuel (Elsevier, 2017)For simulation of plasma-facing component erosion in fusion experiments, an analytical expression for the ion velocity ...
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Artículo
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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Artículo
Beryllium global erosion and deposition at JET-ILW simulated with ERO2.0
Romazanov, J.; Brezinsek, S.; Borodin, D.; Groth, M.; Wiesen, S.; Jet Contributors; García Muñoz, Manuel (Elsevier, 2019-01)The recently developed Monte-Carlo code ERO2.0 is applied to the modelling of limited and diverted discharges at JET with ...
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Artículo
Beryllium migration in JET ITER-like wall plasmas
Brezinsek, S.; Widdowson, A.; Mayer, M.; Philipps, V.; Baron-Wiechec, P.; Coenen, J. W.; Jet Contributors; García Muñoz, Manuel (IOP Publishing, 2015)JET is used as a test bed for ITER, to investigate beryllium migration which connects the lifetime of first-wall components ...
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Artículo
Characterisation of the deuterium recycling at the W divertor target plates in JET during steady-state plasma conditions and ELMs
Brezinsek, S.; Wiesen, S.; Harting, D.; Guillemaut, C.; Webster, A.J.; Jet Contributors; García Muñoz, Manuel (IOP Publishing, 2016-02)Experiments in the JET tokamak equipped with the ITER-like wall (ILW) revealed that the inner and outer target plate at ...
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Artículo
Comparative H-mode density limit studies in JET and AUG
Huber, A.; Bernert, M.; Brezinsek, S.; Chankin, A.V.; Sergienko, G.; Jet Contributors; García Muñoz, Manuel (Elsevier, 2017-08)Identification of the mechanisms for the H-mode density limit in machines with fully metallic walls, and their scaling to ...
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Artículo
Determination of tungsten sources in the JET-ILW divertor by spectroscopic imaging in the presence of a strong plasma continuum
Huber, A.; Brezinsek, S.; Kirschner, A.; Ström, P.; Sergienko, G.; Jet Contributors; García Muñoz, Manuel (Elsevier, 2019-01)The identification of the sources of atomic tungsten and the measurement of their radiation distribution in front of all ...
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Ponencia
Effect of fuel isotope mass on q-profile formation in JET hybrid plasmas
Challis, C.; Brezinsek, S.; Coffey, I.; Hawkes, N.; Keeling, D.; King, D.; Pucella, G.; Viezzer, Eleonora (European Physical Society (EPS), 2019) -
Artículo
Effect of PFC Recycling Conditions on JET Pedestal Density
Wiesen, S.; Brezinsek, S.; Harting, D.; Dittmar, T.; Luna, E. de la; Jet Contributors; García Muñoz, Manuel (Wiley Online Library, 2016-08)There is experimental evidence that the pedestal dynamics in type-I ELMy H-mode discharges is significantly affected by ...
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Artículo
First ERO2.0 modeling of Be erosion and non-local transport in JET ITER-like wall
Romazanov, J.; Borodin, D.; Kirschner, A.; Brezinsek, S.; Silburn, S.; Jet Contributors; García Muñoz, Manuel (IOP Publishing, 2017-12)ERO is a Monte-Carlo code for modeling plasma-wall interaction and 3D plasma impurity transport for applications in fusion ...
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Artículo
High power neon seeded JET discharges: Experiments and simulations
Telesca, G.; Ivanova-Stanik, I.; Zagórski, R.; Brezinsek, S.; Czarnecka, A.; Jet Contributors; García Muñoz, Manuel (Elsevier, 2017-08)A series of neon seeded JET ELMy H-mode pulses is considered from the modeling as well as from the experimental point of ...
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Artículo
Impact of the JET ITER-like wall on H-mode plasma fueling
Wiesen, S.; Brezinsek, S.; Wischmeier, M.; Luna, E. de la; Groth, M.; Jet Contributors; García Muñoz, Manuel (IOP Publishing, 2017-06)JET ITER-like wall (ILW) experiments show that the edge density evolution is strongly linked with the poloidal distribution ...
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Artículo
Improved ERO modelling for spectroscopy of physically and chemically assisted eroded beryllium from the JET-ILW
Borodin, D.; Brezinsek, S.; Borodkina, I.; Romazanov, J.; Matveev, D.; Jet Contributors; García Muñoz, Manuel (Elsevier, 2016-12)Physical and chemical assisted physical sputtering were characterised by the Be I and Be II line and BeD band emission in ...
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Artículo
Improved ERO modelling of beryllium erosion at ITER upper first wall panel using JET-ILW and PISCES-B experience
Borodin, D.; Romazanov, J.; Pitts, R.A.; Lisgo, S.W.; Brezinsek, S.; Jet Contributors; Galdón Quiroga, Joaquín; García Muñoz, Manuel; Viezzer, Eleonora (Elsevier, 2019-05)ERO is a 3D Monte-Carlo impurity transport and plasma-surface interaction code. In 2011 it was applied for the ITER first ...
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Artículo
Long-term fuel retention and release in JET ITER-Like Wall at ITER-relevant baking temperatures
Heinola, K.; Likonen, J.; Ahlgren, T.; Brezinsek, S.; De Temmerman, G.; Jet Contributors; García Muñoz, Manuel (IOP Publishing, 2017-08)The fuel outgassing efficiency from plasma-facing components exposed in JET-ILW has been studied at ITER-relevant baking ...
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Artículo
Material migration and fuel retention studies during the JET carbon divertor campaigns
Coad, J.P.; Rubel, M.; Likonen, J.; Brekis, N.; Brezinsek, S.; Jet Contributors; García Muñoz, Manuel (Elsevier, 2019-01)The first divertor was installed in the JET machine between 1992 and 1994 and was operated with carbon tiles and then ...
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Artículo
Modelling of the effect of ELMs on fuel retention at the bulk W divertor of JET
Heinola, K.; Ahlgren, T.; Brezinsek, S.; Vuoriheimo, T.; Wiesen, S.; Jet Contributors; García Muñoz, Manuel; Galdón Quiroga, Joaquín; Viezzer, Eleonora (Elsevier, 2019-05)Effect of ELMs on fuel retention at the bulk W target of JET ITER-Like Wall was studied with multi-scale calculations. ...
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Artículo
Modelling of the JET DT Experiments in Carbon and ITER-like Wall Configurations
Zagorski, R.; Ste¸pniewsk, W.; Ivanova-Stanik, I.; Brezinsek, S.; Jet Contributors; García Muñoz, Manuel (Wiley Online Library, 2016-08)In this paper numerical simulations with the self-consistent COREDIV code of the planned JET DT experiments have been ...
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Artículo
Modelling of tungsten erosion and deposition in the divertor of JET-ILW in comparison to experimental findings
Kirschner, A.; Brezinsek, S.; Huber, A.; Meigs, A.; Sergienko, G.; Jet Contributors; García Muñoz, Manuel (Elsevier, 2019-01)The erosion, transport and deposition of tungsten in the outer divertor of JET-ILW has been studied for an H-Mode discharge ...
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Artículo
On the role of finite grid extent in SOLPS-ITER edge plasma simulations for JET H-mode discharges with metallic wall
Wiesen, S.; Brezinsek, S.; Bonnin, X.; Delabie, E.; Frassinetti, L.; Jet Contributors; García Muñoz, Manuel (Elsevier, 2018-12)The impact of the finite grid size in SOLPS-ITER edge plasma simulations is assessed for JET H-mode discharges with a metal ...