Publikationen von Prof. Dr. Per Helander

Zeitschriftenartikel (11)

1.
Zeitschriftenartikel
Aleynikov, P.; Arnold, A. M.; Breizman, B. N.; Helander, P.; Runov, A. M.: Thermal quench induced by a composite pellet-produced plasmoid. Nuclear Fusion 64, 016009 (2024)
2.
Zeitschriftenartikel
Beidler, C. D.; Drevlak, M.; Geiger, J.; Helander, P.; Smith, H. M.; Turkin, Y.: Reduction of neoclassical bulk-ion transport to avoid helium-ash retention in stellarator reactors. Nuclear Fusion 64, 126030 (2024)
3.
Zeitschriftenartikel
Feng, Y.; Winters, V.; Zhang, D.; Geiger, J.; Gao, Y.; Reiter, D.; Helander, P.; Beidler, C. D.; Endler, M.; Gradic, D. et al.: Conditions and benefits of X-point radiation for the island divertor. Nuclear Fusion 64, 086027 (2024)
4.
Zeitschriftenartikel
Goodman, A. G.; Xanthopoulos, P.; Plunk, G. G.; Smith, H.; Nührenberg, C.; Beidler, C. D.; Henneberg, S. A.; Roberg-Clark, G.; Drevlak, M.; Helander, P.: Quasi-Isodynamic Stellarators with Low Turbulence as Fusion Reactor Candidates. PRX Energy 3, 023010 (2024)
5.
Zeitschriftenartikel
Grulke, O.; Albert, C.; Alcuson Belloso, J. A.; Aleynikov, P.; Aleynikova, K.; Alonso, A.; Anda, G.; Andreeva, T.; Arvanitou, M.; Ascasibar, E. et al.: Overview of the first Wendelstein 7-X long pulse campaign with fully water-cooled plasma facing components. Nuclear Fusion 64, 112002 (2024)
6.
Zeitschriftenartikel
Helander, P.; Goodman, A. G.; Beidler, C. D.; Kuczynski, M. D.; Smith, H. M.: Optimised stellarators with a positive radial electric field. Journal of Plasma Physics 90 (6), 175900602 (2024)
7.
Zeitschriftenartikel
Helander, P.; Mackenbach, R. J. J.: Available energy of plasmas with small fluctuations. Journal of Plasma Physics 90 (4), 905900401 (2024)
8.
Zeitschriftenartikel
Kuczynski, M. D.; Kleiber, R.; Smith, H. M.; Beidler, C. D.; Borchardt, M.; Geiger, J.; Helander, P.: Self-consistent, global, neoclassical radial-electric-field calculations of electron-ion-root transitions in the W7-X stellarator. Nuclear Fusion 64, 046023 (2024)
9.
Zeitschriftenartikel
Plunk, G. G.; Helander, P.: The residual flow in well-optimized stellarators. Journal of Plasma Physics 90 (2), 905900205 (2024)
10.
Zeitschriftenartikel
Podavini, L.; Zocco, A.; García-Regana, J. M.; Barnes, M.; Parra, F. I.; Mishchenko, A.; Helander, P.: Ion-temperature- and density-gradient-driven instabilities and turbulence in Wendelstein 7-X close to the stability threshold. Journal of Plasma Physics 90 (4), 905900414 (2024)
11.
Zeitschriftenartikel
Rodriguez, E.; Helander, P.; Goodman, A. G.: The maximum-J property in quasi-isodynamic stellarators. Journal of Plasma Physics 90 (2), 905900212 (2024)

Konferenzbeitrag (1)

12.
Konferenzbeitrag
Vallhagen, O.; Antonsson, L.; Halldestam, P.; Pusztai, I.; Helander, P.; Newton, S.; Papp, G.; Heinrich, P.; Patel, A.; Hoppe, M. et al.: From injection to deposition – capturing the drift of ablated pellet material in a tokamak. In: 50th EPS Conference on Plasma Physics, O2.305 (Hg. Kirk, J.; Volpe, L.). 50th EPS Conference on Plasma Physics, Salamanca, 08. Juli 2024 - 12. Juli 2024. European Physical Society, Geneva (2024)

Vortrag (5)

13.
Vortrag
Goodman, A.; Xanthopoulos, P.; Plunk, G. G.; Drevlak, M.; Smith, H. M.; Nührenberg, C.; Henneberg, S. A.; Beidler, C. D.; Geiger, J.; Roberg-Clark, G. et al.: Stable quasi-isodynamic stellarators with low turbulence as fusion reactor candidates. 66th Annual Meeting of the APS Division of Plasma Physics, Atlanta, GA (2024)
14.
Vortrag
Goodman, A.; Xanthopoulos, P.; Plunk, G.; Henneberg, S.; Nührenberg, C.; Smith, H.; Beidler, C.; Roberg-Clark, G.; Helander, P.: Searching for SQuIDs: Stable Quasi-Isodynamic Designs for Stellarators. DPG-Frühjahrstagung 2024, Greifswald (2024)
15.
Vortrag
Mackenbach, R. J. J.; Proll, J. H. E.; Helander, P.: Available energy and turbulence in magnetised plasmas. 50th EPS Conference on Plasma Physics, Salamanca (eingereicht)
16.
Vortrag
Podavini, L.; Helander, P.; Plunk, G. G.; Zocco, A.: Gyrokinetic instabilities and turbulence in stellarators. DPG-Frühjahrstagung der Sektion Materie und Kosmos (SMuK), Göttingen (eingereicht)
17.
Vortrag
Vallhagen, O.; Pusztai, I.; Helander, P.; Antonsson, L.; Newton, S.; Fülöp, T.: From injection to deposition – capturing the drift of ablated pellet material in a tokamak. 50th EPS Conference on Plasma Physics, Salamanca (eingereicht)

Poster (3)

18.
Poster
Helander, P.; Goodman, A. G.; Beidler, C. D.; Kuczynski, M.; Smith, H. M.: Designing stellarators with a transport barrier. Joint Varenna-Lausanne International Workshop on Theory of Fusion Plasmas, Varenna (2024)
19.
Poster
Lamalle, P. U.; Reman, B.; Van Eester, D.; Louche, F.; Slaby, C.; Helander, P.: Integral dielectric kernel approach to modelling radiofrequency heating in toroidal plasmas. Joint Varenna-Lausanne International Workshop on Theory of Fusion Plasmas, Varenna (2024)
20.
Poster
Podavini, L.; Helander, P.; Plunk, G. G.; Zocco, A.: Upper bounds on local gyrokinetic instabilities: how 'optimal' are normal modes? 50th EPS Conference on Plasma Physics, Salamanca (eingereicht)