activity
20242026
most citedPiecewise Field-Aligned Finite Element Method for Multi-Mode Nonlinear Particle Simulations in tokamak plasmas

5 citations · 5 across the 7 of their papers we have counts for

collaborators

7 papers

physics.plasm-ph2026

OpenMP GPU Acceleration and Portability of TRIMEG-C1 for Electromagnetic Gyrokinetic Simulations in Tokamak Plasmas

Giorgio Daneri, Zhixin Lu, Matthias Hoelzl +2

The Triangular mesh-based gyrokinetic code TRIMEG-C1 solves the gyrokinetic equations using the particle-in-cell scheme to simulate electromagnetic instabilities in tokamak plasmas…

physics.plasm-ph2026

Gyrokinetic global simulation of Alfvenic ion temperature gradient mode in reversed magnetic shear

Gengxian Li, Zhixin Lu, Philipp Lauber +3

In this work, a systematic study of electromagnetic instabilities driven by the temperature gradient in magnetically confined fusion plasmas with reversed magnetic shear is conduct…

physics.plasm-ph2026

A High-order piecewise field-aligned triangular finite element method for electromagnetic gyrokinetic particle simulations of tokamak plasmas with open field lines

Zhixin Lu, Guo Meng, Eric Sonnendruecker +6

A high-order piecewise field-aligned triangular finite element method is developed and implemented for global electromagnetic gyrokinetic particle-in-cell simulations of tokamak pl…

physics.plasm-ph2025

Generalized mixed variable-pullback scheme with non-ideal Ohm's law for electromagnetic gyrokinetic simulations

Zhixin Lu, Guo Meng, Roman Hatzky +3

In this work, the non-ideal Ohm's law is integrated in the mixed variable-pullback scheme for the gyrokinetic particle simulations. This scheme captures the evolution of the symple…

physics.plasm-ph2025

TRIMEG-GKX: an electromagnetic gyrokinetic particle code with a Piecewise Field-Aligned Finite Element Method for Micro- and Macro-Instability Studies in Tokamak Core Plasmas

Zhixin Lu, Guo Meng, Roman Hatzky +2

The features of the TRIMEG-GKX code are described with emphasis on the exploration using novel/different schemes compared to other gyrokinetic codes, particularly the use of object…

physics.plasm-ph2024★ 5 cited

Piecewise Field-Aligned Finite Element Method for Multi-Mode Nonlinear Particle Simulations in tokamak plasmas

Zhixin Lu, Guo Meng, Eric Sonnendrücker +5

This paper presents a novel approach for simulating plasma instabilities in tokamak plasmas using the piecewise field-aligned finite element method in combination with the particle…