Publications of R. Ramasamy
All genres
Journal Article (5)
2023
Journal Article
30, 062506 (2023)
How well can VMEC predict the initial saturation of external kink modes in near circular tokamaks and l = 2 stellarators? Physics of Plasmas 2022
Journal Article
29, 063901 (2022)
JOREK3D: An extension of the JOREK nonlinear MHD code to stellarators. Physics of Plasmas
Journal Article
29, 072303 (2022)
Modeling of saturated external MHD instabilities in tokamaks: A comparison of 3D free boundary equilibria and nonlinear stability calculations. Physics of Plasmas 2021
Journal Article
61, 065001 (2021)
The JOREK non-linear extended MHD code and applications to large-scale instabilities and their control in magnetically confined fusion plasmas. Nuclear Fusion
Journal Article
61, 076017 (2021)
Nonlinear MHD simulations of external kinks in quasi-axisymmetric stellarators using an axisymmetric external rotational transform approximation. Nuclear Fusion Meeting Abstract (2)
2019
Meeting Abstract
(VI) 55 (1), P 10.10. DPG-Frühjahrstagung der Sektion Atome, Moleküle, Quantenoptik und Plasmen (SAMOP), Hannover, March 08, 2020 - March 13, 2020. DPG, Bad Honnef (submitted)
Implementation and testing of stellarator-capable models in JOREK. In: Verhandlungen der Deutschen Physikalischen Gesellschaft,
Meeting Abstract
(VI) 55 (1), P 16.3. DPG-Frühjahrstagung der Sektion Atome, Moleküle, Quantenoptik und Plasmen (SAMOP), Hannover, March 08, 2020 - March 13, 2020. DPG, Bad Honnef (submitted)
Non-linear MHD Assessments of Stellarator-like Tokamaks. In: Verhandlungen der Deutschen Physikalischen Gesellschaft, Talk (3)
2021
Talk
First results for stellarator simulations with JOREK. DPG-Tagung der Sektion Materie und Kosmos (SMuK), Virtual (submitted)
Talk
Simplified nonlinear MHD models of external kink modes in stellarators. DPG-Tagung der Sektion Materie und Kosmos (SMuK), Virtual (submitted)
2020
Talk
Implementation and testing of stellarator-capable models in JOREK. 4th Asia Pacific Conference on Plasma Physics (AAPPS-DPP 2020), Virtual (submitted)
Poster (7)
2023
Poster
Nonlinear tearing modes evolution and sawtooth crashes in a stellarator. 49th EPS Conference on Plasma Physics, Bordeaux (submitted)
Poster
Non-linear MHD Modelling of Transients in Tokamaks: Recent Advances with the Jorek Code. 29th IAEA Fusion Energy Conference (FEC 2023), London (submitted)
Poster
Nonlinear MHD simulations of external kinks in classical l = 2 stellarators using JOREK. 49th EPS Conference on Plasma Physics, Bordeaux (submitted)
Poster
Dynamics of a pellet produced plasmoid in a stellarator. DPG-Frühjahrstagung 2024, Greifswald (submitted)
2022
Poster
Progress towards nonlinear MHD studies of optimised stellarators using the JOREK code. 23rd International Stellarator and Heliotron Workshop (ISHW 2022), Warsaw (submitted)
2021
Poster
Non-linear MHD stability assessments of stellarators using an axisymmetric approximation. Joint Varenna-Lausanne International Workshop on Theory of Fusion Plasmas, Lausanne (2021)
2019
Poster
Towards Linear and Non-linear Assessments of Quasi-axisymmetric Stellarators. 22nd International Stellarator and Heliotron Workshop 2019 (ISHW 2019), Madison, WI (submitted)
Thesis - PhD (1)
2022
Thesis - PhD
Equilibrium and initial value problem simulation studies of nonlinear magnetohydrodynamics in stellarators. Dissertation, 154 pp., Technische Universität München, München (2022)
Report (1)
2022
Report
Equilibrium and initial value problem simulation studies of nonlinear magnetohydrodynamics in stellarators. Max-Planck-Institut für Plasmaphysik, Garching (2022), 138 pp.