Publikationen von P. Helander

Aleynikova, K.; Zocco, A.; Xanthopoulos, P.; Helander, P.; Nührenberg, C.: Kinetic ballooning modes in tokamaks and stellarators. Journal of Plasma Physics 84 (6), 745840602 (2018)

Buller, S.; Smith, H. M.; Helander, P.; Mollen, A.; Newton, S. L.; Pusztai, I.: Collisional transport of impurities with flux-surface varying density in stellarators. Journal of Plasma Physics 84 (4), 905840409 (2018)

Denk, S. S.; Fischer, R.; Smith, H. M.; Helander, P.; Maj, O.; Poli, E.; Stober, J.; Stroth, U.; Suttrop, W.; Westerhof, E. et al.; Willensdorfer, M.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Analysis of electron cyclotron emission with extended electron cyclotron forward modeling. Plasma Physics and Controlled Fusion 60, 105010 (2018)

Dinklage, A.; Beidler, C. D.; Helander, P.; Fuchert, G.; Maaßberg, H.; Rahbarnia, K.; Pedersen, T. S.; Turkin, Y.; Wolf, R. C.; Alonso, A. et al.; Andreeva, T.; Blackwell, B.; Bozhenkov, S.; Buttenschön, B.; Czarnecka, A.; Effenberg, F.; Feng, Y.; Geiger, J.; Hirsch, M.; Höfel, U.; Jakubowski, M.; Klinger, T.; Knauer, J.; Kocsis, G.; Krämer-Flecken, A.; Kubkowska, M.; Langenberg, A.; Laqua, H. P.; Marushchenko, N.; Mollen, A.; Neuner, U.; Niemann, H.; Pasch, E.; Pablant, N.; Rudischhauser, L.; Smith, H. M.; Schmitz, O.; Stange, T.; Szepesi, T.; Weir, G.; Windisch, T.; Wurden, G. A.; Zhang, D.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Magnetic configuration effects on the Wendelstein 7-X stellarator. Nature Physics 14, S. 855 - 860 (2018)

Helander, P.: Corrigendum: Theory of plasma confinement in non-axisymmetric magnetic fields (2014 Rep. Prog. Phys. 77 087001). Reports on Progress in Physics 81, 099501 (2018)

Helander, P.; Zocco, A.: Quasilinear particle transport from gyrokinetic instabilities in general magnetic geometry. Plasma Physics and Controlled Fusion 60, 084006 (2018)

Kennedy, D.; Mishchenko, A.; Xanthopoulos, P.; Helander, P.: Linear electrostatic gyrokinetics for electron-positron plasmas. Journal of Plasma Physics 84 (6), 905840606 (2018)

Laqua, H. P.; Moseev, D.; Helander, P.; Aleynikov, P.; Marsen, S.; Marushchenko, N. B.; Stange, T.: Generation of electrostatic oscillations in the ion cyclotron frequency range by modulated ECRH. Nuclear Fusion 58, 104003 (2018)

Mishchenko, A.; Plunk, G. G.; Helander, P.: Electrostatic stability of electron-positron plasmas in dipole geometry. Journal of Plasma Physics 84 (2), 905840201 (2018)

Mishchenko, A.; Zocco, A.; Helander, P.; Könies, A.: Gyrokinetic stability of electron-positron-ion plasmas. Journal of Plasma Physics 84 (1), 905840116 (2018)

Plunk, G. G.; Helander, P.: Quasi-axisymmetric magnetic fields: weakly non-axisymmetric case in a vacuum. Journal of Plasma Physics 84 (2), 905840205 (2018)

Zocco, A.; Xanthopoulos, P.; Doerk, H.; Connor, J. W.; Helander, P.: Threshold for the destabilisation of the ion-temperature-gradient mode in magnetically confined toroidal plasmas. Journal of Plasma Physics 84 (1), 715840101 (2018)

Connor, J. W.; Hastie, R. J.; Helander, P.: Neoclassical, semi-collisional tearing mode theory in an axisymmetric torus. Journal of Plasma Physics 83 (6), 905830608 (2017)

Garcia-Regana, J. M.; Beidler, C. D.; Kleiber, R.; Helander, P.; Mollen, A.; Alonso, J. A.; Landreman, M.; Maaßberg, H.; Smith, H. M.; Turkin, Y. et al.; Velasco, J. L.: Electrostatic potential variation on the flux surface and its impact on impurity transport. Nuclear Fusion 57, 056004 (2017)

Helander, P.: Available energy and ground states of collisionless plasmas. Journal of Plasma Physics 83 (4), 715830401 (2017)

Helander, P.; Newton, S. .; Mollen, A.; Smith, H. M.: Impurity Transport in a Mixed-Collisionality Stellarator Plasma. Physical Review Letters 118, 155002 (2017)

Helander, P.; Parra, F. I.; Newton, S. L.: Stellarator bootstrap current and plasma flow velocity at low collisionality. Journal of Plasma Physics 83 (2), 905830206 (2017)

Helander, P.; Proll, J. H. E.; Plunk, G. G.: Erratum: "Collisionless microinstabilities in stellarators. I. Analytical theory of trapped-particle modes" [Phys. Plasmas 20, 122505 (2013)]. Physics of Plasmas 24, 039901 (2017)

Kolesnichenko, Y. I.; Lutsenko, V. V.; Rudenko, T. S.; Helander, P.: Ways to improve the confinement of fast ions in stellarators by RF waves: general analysis and application to Wendelstein 7-X. Nuclear Fusion 57, 066004 (2017)

Loizu, J.; Helander, P.: Unified nonlinear theory of spontaneous and forced helical resonant MHD states. Physics of Plasmas 24, 040701 (2017)