Publikationen von P. Helander

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)

Loizu, J.; Hudson, S. R.; Nührenberg, C.; Geiger, J.; Helander, P.: Equilibrium β-limits in classical stellarators. Journal of Plasma Physics 83 (6), 715830601 (2017)

Newton, S. L.; Helander, P.; Mollen, A.; Smith, H. M.: Impurity transport and bulk ion flow in a mixed collisionality stellarator plasma. Physics of Plasmas 83 (5), 905830505 (2017)

Plunk, G. G.; Connor, J. W.; Helander, P.: Collisionless microinstabilities in stellarators. Part 4. The ion-driven trapped-electron mode. Journal of Plasma Physics 83 (4), 715830404 (2017)

Plunk, G. G.; Xanthopoulos, P.; Helander, P.: Distinct Turbulence Saturation Regimes in Stellarators. Physical Review Letters 118, 105002 (2017)

Plunk, G. G.; Xanthopoulos, P.; Helander, P.: Erratum: Distinct Turbulence Saturation Regimes in Stellarators [Phys. Rev. Lett. 118, 105002 (2017)]. Physical Review Letters 119, 139901 (2017)