Validation of GBS plasma turbulence simulation of the TJ-K stellarator

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A promising way to realize controlled nuclear fusion involves the use of magnetic fields to control and confine the hot plasma configuration. This approach requires superconductor magnets operating above 15 T for the next generation of fusion devices. Due ...

The implementation of three-dimensional magnetic fields, such as the ones of stellarators, in the GBS code (Ricci et al 2012 Plasma Phys. Control. Fusion54 124047; Giacomin et al 2022 J. Comput. Phys.464 111294) is presented, and simulation results are dis ...

Using the GKEngine code which simulates an electrostatic plasma with adiabatic electron response under a sheared-slab geometry, an attempt at developing a hybrid approach between the delta-f and full-f schemes to describe plasma profiles exhibiting high fl ...

The physical mechanisms regulating the power sharing at the outer targets of L-mode double-null (DN) configurations are investigated using nonlinear, flux-driven, three-dimensional two-fluid simulations. Scans of parameters that regulate the turbulent leve ...

In order to cope with the decarbonization challenge faced by many countries, fusion is one of the few alternatives to fossil fuels for the production of electricity. Two devices invented in the middle of the previous century have emerged as the most promis ...

Experimental results from several tokamaks suggest a strong impact of divertor density regimes on turbulent transport in the edge plasma. Reciprocally, the change in cross- field transport and Scrape-Off-Layer (SOL) width affects the access to density regi ...

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We study the magneto-rotational instability (MRI) dynamo in a geometrically thin disc (H/R < 1) using stratified zero net (vertical) flux shearing box simulations. We find that mean fields and electromotive forces (EMFs) oscillate with a primary frequency ...

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Plasma turbulence plays a fundamental role in determining the performances of magnetic confinement fusion devices, such as tokamaks. Advances in computer science, combined with the development of efficient physical models, have significantly improved our u ...

The design point that had been chosen for EU DEMO in 2016 is reviewed here and a modification is proposed with a lower aspect ratio. Previously the same aspect ratio, A, was chosen for EU DEMO as in major tokamak experiments including ITER (A = 3.1), and, ...

Computer simulations are often used as support material for science education, as they can engage students through inquiry-based learning, promote their active interaction in the experimentation phase, and help them visualize abstract concepts. For instanc ...

Validation of GBS plasma turbulence simulation of the TJ-K stellarator

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Transport and confinement physics Chapter 2 of the special issue: on the path to tokamak burning plasma operation

Milestone in predicting core plasma turbulence: successful multi-channel validation of the gyrokinetic code GENE

Introduction and Overview: Chapter 1 of the Special Issue: on the Path to Tokamak Burning Plasma Operation

Ambipolar diffusion and the mass-to-flux ratio in a turbulent collapsing cloud

Integrated operation scenarios: Chapter 6 of the special issue: on the path to tokamak burning plasma operation

Accurate Implementation of Rotating Magneto-Hydrodynamics in a Channel Geometry Using an Influence Matrix Method

Performance of the First 80-kA HTS CICC for High-Field Application in Future Fusion Reactors

Global fluid simulation of plasma turbulence in stellarators with the GBS code

Gyrokinetic simulations of turbulence in magnetic fusion plasmas using a delta-f PIC scheme with evolving background

Predictive power-sharing scaling law in double-null L-mode plasmas

Global fluid simulations of plasma turbulence in stellarators

Edge plasma turbulence simulations in detached regimes with the SOLEDGE3X code

An aircraft assembly process formalism and verification method based on semantic modeling and MBSE

Shedding light on the MRI-driven dynamo in a stratified shearing box

Collimation simulations for the FCC-ee

A cut-cell method for the numerical simulation of 3D multiphase flows with strong interfacial effects

Towards practical reinforcement learning for tokamak magnetic control

Nonlinear simulation of plasma turbulence using a gyrokinetic moment-based approach

Re-design of EU DEMO with a low aspect ratio

Teacher-Mediated and Student-Led Interaction with a Physics Simulation: Effects on the Learning Experience