Comparison of detailed experimental wavenumber spectra with gyrokinetic simulation aided by two-dimensional full-wave simulations
Sign Up to like & getrecommendations! Published in 2017 at "Plasma Physics and Controlled Fusion"
DOI: 10.1088/1361-6587/aa645b
Abstract: The importance of using a comprehensive suite of tools for the validation of a gyrokinetic code is described. This is detailed by presenting experimental wavenumber spectra which show pronounced differences, although they are measured at… read more here.
Keywords: wavenumber spectra; gyrokinetic simulation; two dimensional; experimental wavenumber ... See more keywords
Pedestal and edge electrostatic turbulence characteristics from an XGC1 gyrokinetic simulation
Sign Up to like & getrecommendations! Published in 2017 at "Plasma Physics and Controlled Fusion"
DOI: 10.1088/1361-6587/aa7c03
Abstract: Understanding the multi-scale neoclassical and turbulence physics in the edge region (pedestal + scrape-off layer (SOL)) is required in order to reliably predict performance in future fusion devices. We explore turbulent characteristics in the edge… read more here.
Keywords: gyrokinetic simulation; turbulence; physics; xgc1 gyrokinetic ... See more keywords
Gyrokinetic simulation of electromagnetic instabilities in the high βp scenario on EAST
Sign Up to like & getrecommendations! Published in 2023 at "Plasma Physics and Controlled Fusion"
DOI: 10.1088/1361-6587/acce67
Abstract: High poloidal beta scenarios with favorable plasma performance (β_p~2.0,H_98~1.3) have be demonstrated on Experimental Advanced Superconducting Tokamak (EAST) since the 2018 IAEA. Linear electromagnetic gyrokinetic simulations using GTC code are performed based on the experimental… read more here.
Keywords: beta; electron beta; simulation electromagnetic; electron ... See more keywords
Global linear gyrokinetic simulation of energetic particle-driven instabilities in the LHD stellarator
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DOI: 10.1088/1741-4326/aa7601
Abstract: Energetic particles are inherent to toroidal fusion systems and can drive instabilities in the Alfvén frequency range, leading to decreased heating efficiency, high heat fluxes on plasmafacing components, and decreased ignition margin. The applicability of… read more here.
Keywords: gyrokinetic simulation; instabilities lhd; energetic particle; simulation ... See more keywords
Bounce-averaged gyrokinetic simulation of trapped electron turbulence in elongated tokamak plasmas
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DOI: 10.1088/1741-4326/aa88e1
Abstract: Plasma elongation effects on turbulence and zonal flow are explicitly investigated for the first time with global bounce-averaged gyrokinetic simulations for a collisionless trapped electron mode (CTEM). As the most efficient steady state turbulence simulation… read more here.
Keywords: gyrokinetic simulation; averaged gyrokinetic; trapped electron; bounce averaged ... See more keywords
Gyrokinetic simulation of turbulent transport for I-mode edge plasmas
Sign Up to like & getrecommendations! Published in 2021 at "Nuclear Fusion"
DOI: 10.1088/1741-4326/abebcd
Abstract: I-mode is an attractive candidate among the confinement regimes proposed for burning operation with good energy confinement similar to H-mode but poor particle confinement similar to L-mode, resulting in no obvious impurity accumulation and free… read more here.
Keywords: gyrokinetic simulation; plasmas; mode; transport ... See more keywords