A first-principles self-consistent model of plasma turbulence and kinetic neutral dynamics in the tokamak scrape-off layer

C Wersal, P Ricci - Nuclear Fusion, 2015 - iopscience.iop.org
A first-principles self-consistent model that couples plasma and neutral physics suitable for
the simulation of turbulent plasma behavior in the tokamak SOL is presented. While the …

A self-consistent multi-component model of plasma turbulence and kinetic neutral dynamics for the simulation of the tokamak boundary

A Coroado, P Ricci - Nuclear Fusion, 2022 - iopscience.iop.org
A self-consistent model is presented for the simulation of a multi-component plasma in the
tokamak boundary. A deuterium plasma is considered, with the plasma species that include …

Effect of neutrals on the anomalous edge plasma transport

Y Zhang, SI Krasheninnikov - Plasma Physics and Controlled …, 2020 - iopscience.iop.org
The impact of neutrals on the anomalous edge plasma transport is examined in detail within
the resistive drift wave (RDW) turbulence and zonal flow (ZF) system. It is shown that the …

Visualising the electron density structure of blobs and studying its possible effect on neutral turbulence

E De la Cal - Nuclear Fusion, 2016 - iopscience.iop.org
The electron density ne of turbulent coherent structures (blobs) has been measured at the
edge plasma of the TJ-II stellarator using the helium line ratio technique. A spectroscopic …

Influence of hot and cold neutrals on scrape-off layer tokamak plasma turbulence

N Bisai, PK Kaw - Physics of Plasmas, 2018 - pubs.aip.org
The modification of interchange plasma turbulence in the scrape-off layer (SOL) region by
the presence of hot and cold neutral gas molecules has been studied. The nonlinear …

Multi-field coupling in the scrape-off layer of tokamak plasma

X Ji, Z Guo, Y Zhang - Nuclear Fusion, 2024 - iopscience.iop.org
We study a reduced electrostatic fluid model for the tokamak scrape-off layer, which
incorporates temperature gradient and vorticity gradient as two free energy fields. Two …

Self‐consistent coupling of the three‐dimensional fluid turbulence code TOKAM3X and the kinetic neutrals code EIRENE

DM Fan, Y Marandet, P Tamain… - … to Plasma Physics, 2018 - Wiley Online Library
The three‐dimensional (3D) turbulence code TOKAM3X‐EIRENE, coupling the 3D non‐
isothermal version of TOKAM3X to the EIRENE Monte Carlo solver has been developed with …

Role of neutral gas in scrape-off layer of tokamak plasma in the presence of finite electron temperature and its gradient

N Bisai, PK Kaw - Physics of Plasmas, 2016 - pubs.aip.org
The role of neutral gas molecules in the Scrape-off Layer (SOL) region of tokamak plasma is
important as it is expected to modify the plasma turbulence. Two-dimensional model has …

Modification of plasma flows in edge and SOL regions by influence of neutral gas

N Bisai, S Banerjee, D Sangwan - Physics of Plasmas, 2018 - pubs.aip.org
Plasma flows and their profiles in edge and scrape-off layer (SOL) regions of a tokamak
plasma are important as these can modify the interchange plasma turbulence. These flows …

[HTML][HTML] Alfvén ionization in an MHD-gas interactions code

AD Wilson, DA Diver - Physics of Plasmas, 2016 - pubs.aip.org
A numerical model of partially ionized plasmas is developed in order to capture their
evolving ionization fractions as a result of Alfvén ionization (AI). The mechanism of, and the …