Results 71 to 80 of about 311,028 (224)

SOLPS-ITER modification for impurity transport modelling in the tokamak pedestal region

open access: yesNuclear Materials and Energy
Kinetic corrections to SOLPS-ITER fluid equations are made to extend their applicability for description of the neoclassical part of impurity transport to collisionless regimes of the main ions.
V. Korzueva   +3 more
doaj   +1 more source

Influence of temperature fluctuations on plasma turbulence investigations with Langmuir probes

open access: yes, 2011
The reliability of Langmuir probe measurements for plasma-turbulence investigations is studied on GEMR gyro-fluid simulations and compared with results from conditionally sampled I-V characteristics as well as self-emitting probe measurements in the near
Huang, Z.   +7 more
core   +1 more source

A new beam emission polarimetry diagnostic for measuring the magnetic field line angle at the plasma edge of ASDEX Upgrade [PDF]

open access: yes, 2016
A new edge beam emission polarimetry diagnostic dedicated to the measurement of the magnetic field line angle has been installed on the ASDEX Upgrade tokamak.
Dunne, M.G., Dux, R., Viezzer, Eleonora
core   +1 more source

Recent progress in modeling ICRF-edge plasma interactions with application to ASDEX Upgrade

open access: yesNuclear Fusion, 2021
This paper summarizes recent progress in modeling the interaction between ion cyclotron range of frequency (ICRF) waves and edge plasma with application to ASDEX Upgrade.
W. Zhang   +13 more
semanticscholar   +1 more source

Experimental conditions to suppress edge localised modes by magnetic perturbations in the ASDEX Upgrade tokamak

open access: yes, 2018
Access conditions for full suppression of Edge Localised Modes (ELMs) by Magnetic Perturbations (MP) in low density high confinement mode (H-mode) plasmas are studied in the ASDEX Upgrade tokamak.
Bobkov, V.   +11 more
core   +1 more source

Experimental investigation of the radial structure of energetic particle driven modes

open access: yes, 2016
Alfv\'en eigenmodes (AEs) and energetic particle modes (EPMs) are often excited by energetic particles (EPs) in tokamak plasmas. One of the main open questions concerning EP driven instabilities is the non-linear evolution of the mode structure.
Geiger, B.   +10 more
core   +1 more source

Validation of a full-plasma integrated modeling approach on ASDEX Upgrade

open access: yesNuclear Fusion, 2021
In this work we present the extensive validation of a refined version of the integrated model based on engineering parameters (IMEP) introduced in reference (Luda et al 2020 Nucl. Fusion 60 036023).
T. Luda   +11 more
semanticscholar   +1 more source

ERO and PIC simulations of gross and net erosion of tungsten in the outer strike-point region of ASDEX Upgrade

open access: yesNuclear Materials and Energy, 2017
We have modelled net and gross erosion of W in low-density l-mode plasmas in the low-field side strike point region of ASDEX Upgrade by ERO and Particle-in-Cell (PIC) simulations.
A. Hakola   +9 more
doaj   +1 more source

Adjoint Monte Carlo Simulation of Fusion Product Activation Probe Experiment in ASDEX Upgrade tokamak

open access: yes, 2015
The activation probe is a robust tool to measure flux of fusion products from a magnetically confined plasma. A carefully chosen solid sample is exposed to the flux, and the impinging ions transmute the material making it radioactive.
, ASDEX Upgrade Team   +4 more
core   +1 more source

ASCOT orbit-following simulations of ion cyclotron heating with synthetic fast ion loss diagnostic: a first application to ASDEX Upgrade

open access: yesNuclear Fusion, 2021
The orbit-following Monte Carlo code ASCOT interfaced with the radiofrequency Monte Carlo library RFOF can simulate radiofrequency heating of ion populations using wave solutions from full-wave solvers such as TORIC. It is applied to the fundamental mode
S. Sipilä   +11 more
semanticscholar   +1 more source

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