On mechanisms of impurity leakage and retention in the tokamak divertor

IY Senichenkov, EG Kaveeva, EA Sytova… - Plasma Physics and …, 2019 - iopscience.iop.org
Impurity seeding into a tokamak divertor for radiative cooling is considered as a tool for
achieving detached/semi-detached regimes required to meet the condition of acceptable …

Self-consistent cross-field transport model for core and edge plasma transport

S Baschetti, H Bufferand, G Ciraolo, P Ghendrih… - Nuclear …, 2021 - iopscience.iop.org
A two-equation model to self-consistently determine cross-field fluxes in the edge and
scrape-off layer (SOL) region of diverted plasma is used to complete 2D mean-field edge …

[HTML][HTML] Preliminary analysis of alternative divertors for DEMO

F Militello, L Aho-Mantila, R Ambrosino, T Body… - Nuclear Materials and …, 2021 - Elsevier
A physics and engineering analysis of alternative divertor configurations is carried out by
examining benefits and problems by comparing the baseline single null solution with a …

Simulation of plasma turbulence in the periphery of diverted tokamak by using the GBS code

P Paruta, P Ricci, F Riva, C Wersal, C Beadle… - Physics of Plasmas, 2018 - pubs.aip.org
We report on the implementation of diverted magnetic equilibria in GBS and on first
simulations in this geometry. GBS is a simulation code used to evolve plasma turbulence in …

Validation of edge turbulence codes in a magnetic X-point scenario in TORPEX

D Galassi, C Theiler, T Body, F Manke, P Micheletti… - Physics of …, 2022 - pubs.aip.org
Transport processes around the magnetic X-point of tokamaks, such as turbulence and
mean-field drifts, are scarcely understood. The assessment of the capability of turbulence …

Formation and evolution of coherent structures in 3D strongly turbulent magnetized plasmas

L Vlahos, H Isliker - Physics of Plasmas, 2023 - pubs.aip.org
We review the current literature on the formation of coherent structures (CoSs) in strongly
turbulent 3D magnetized plasmas. CoSs [Current Sheets (CS), magnetic filaments, large …

Impact of the plasma geometry on divertor power exhaust: experimental evidence from TCV and simulations with SolEdge2D and TOKAM3X

A Gallo, N Fedorczak, S Elmore… - Plasma Physics and …, 2017 - iopscience.iop.org
A deep understanding of plasma transport at the edge of magnetically confined fusion
plasmas is needed for the handling and control of heat loads on the machine first wall …

Effect of neutral interactions on parallel transport and blob dynamics in gyrokinetic scrape-off layer simulations

TN Bernard, FD Halpern, M Francisquez, J Juno… - Physics of …, 2023 - pubs.aip.org
The effect of neutral interactions on scrape-off layer (SOL) turbulence is investigated in a
continuum gyrokinetic code that has been coupled to a continuum kinetic model of neutral …

[HTML][HTML] Filamentary transport in global edge-SOL simulations of ASDEX Upgrade

W Zholobenko, J Pfennig, A Stegmeir, T Body… - Nuclear Materials and …, 2023 - Elsevier
The understanding and the predictive capability for turbulence in the plasma edge and
scrape-off layer (SOL) are crucial for the development of magnetic confinement fusion …

Turbulent heat transport in TOKAM3X edge plasma simulations

C Baudoin, P Tamain, H Bufferand… - … to Plasma Physics, 2018 - Wiley Online Library
The recent version of the 3D fluid code TOKAM3X, including self‐consistent variation of both
electron and ion temperature, is used to investigate the properties of energy turbulent …