Publications Prof. Dr. Per Helander

Costello, P.; Helander, P.: Stability of electron plasmas in stellarators. Journal of Plasma Physics 89 (4), 935890402 (2023)

Goodman, A. G.; Camacho Mata, K.; Henneberg, S. A.; Jorge, R.; Landreman, M.; Plunk, G. G.; Smith, H. M.; Mackenbach, R. J. J.; Beidler, C. D.; Helander, P.: Constructing precisely quasi-isodynamic magnetic fields. Journal of Plasma Physics 89 (4), 905890504 (2023)

Mackenbach, R. J. J.; Duff, J. M.; Gerard, M. J.; Proll, J. H. E.; Helander, P.; Hegna, C. C.: Bounce-averaged drifts: Equivalent definitions, numerical implementations, and example cases. Physics of Plasmas 30, 093901 (2023)

Mackenbach, R. J. J.; Proll, J. H. E.; Snoep, G.; Helander, P.: Available energy of trapped electrons in Miller tokamak equilibria. Journal of Plasma Physics 89 (5), 905890522 (2023)

Mackenbach, R. J. J.; Proll, J. H. E.; Wakelkamp, R.; Helander, P.: The available energy of trapped electrons: a nonlinear measure for turbulent transport. Journal of Plasma Physics 89 (4), 905890513 (2023)

Mishchenko, A.; Kennedy, D.; Helander, P.; Könies, A.; Plunk, G.; Xanthopoulos, P.; Zocco, A.: Gyrokinetic applications in electron–positron and non-neutral plasmas. Journal of Plasma Physics 89 (4), 935890403 (2023)

Plunk, G. G.; Helander, P.: Energetic bounds on gyrokinetic instabilities. Part 3. Generalized free energy. Journal of Plasma Physics 89 (4), 905890419 (2023)

Vallhagen, O.; Pusztai, I.; Helander, P.; Newton, S. L.; Fülöp, T.: Drift of ablated material after pellet injection in a tokamak. Journal of Plasma Physics 89 (3), 905890306 (2023)

Helander, P.: Recent advances in stellarator optimization: a tutorial. 20th European Fusion Theory Conference (EFTC 2023), Padova (2023)

Helander, P.: Thermodynamic bounds on gyrokinetic instabilities and turbulence. 65th Annual Meeting of the APS Division of Plasma Physics, Denver, CO (submitted)

Podavini, L.; Helander, P.; Plunk, G. G.; Zocco, A.: Validation of theoretical upper bounds on local gyrokinetic instabilities. 20th European Fusion Theory Conference (EFTC 2023), Padova (submitted)

Costello, P.; Plunk, G. G.; Helander, P.: Upper bounds on gyrokinetic instabilities with trapped electrons. FUSENET PhD Event 2023, Lausanne (submitted)

Costello, P.; Plunk, G. G.; Helander, P.: Optimal modes of gyrokinetic free energy growth with trapped electrons. 20th European Fusion Theory Conference (EFTC 2023), Padova (submitted)

Costello, P.; Plunk, G. G.; Helander, P.: Reduction of maximum gyrokinetic instability growth in maximum-J stellarators. DPG-Frühjahrstagung 2024, Greifswald (submitted)

Goodman, A.; Henneberg, S. A.; Plunk, G. G.; Xanthopoulos, P.; Helander, P.: Finding Stable Quasi-Isodynamic Designs (SQuIDs) for Stellarators. FUSENET PhD Event 2023, Lausanne (submitted)

Goodman, A. G.; Henneberg, S. A.; Plunk, G. G.; Xanthopoulos, P.; Helander, P.: Finding Stable Quasi-Isodynamic Designs (SQuIDs) for Stellarators. 20th European Fusion Theory Conference (EFTC 2023), Padova (submitted)

Goodman, A.; Xanthopoulos, P.; Plunk, G.; Henneberg, S.; Smith, H.; Nührenberg, C.; Roberg-Clark, G.; Helander, P.: Searching for SQuIDs: Stable Quasi-Isodynamic Designs for Stellarators. 20th European Fusion Theory Conference (EFTC 2023), Padova (submitted)

Narbutt, Y.; Mishchenko, A.; Zocco, A.; Helander, P.: Simulation of electromagnetic turbulence in the stellarator W7-X. 86. Jahrestagung der DPG und DPG-Frühjahrstagung der Sektion Materie und Kosmos (SMuK), Dresden (submitted)

Pechstein, G.; Helander, P.: Heat conduction in the vicinity of an island. DPG-Frühjahrstagung 2024, Greifswald (submitted)

Podavini, L.; Helander, P.; Plunk, G. G.; Zocco, A.: Validation of theoretical upper bounds on local gyrokinetic instabilities. FUSENET PhD Event 2023, Lausanne (submitted)