Publications of P. Helander

Journal Article (142)

101.
Journal Article
Helander, P.; Newton, S.: Ideal magnetohydrodynamic stability of configurations without nested flux surfaces. Physics of Plasmas 20, 062504 (4pp) (2013)
102.
Journal Article
Helander, P.; Proll, J. H. E.; Plunk, G. G.: Collisionless microinstabilities in stellarators I. Analytical theory of trapped-particle modes. Physics of Plasmas 20, 122505 (2013)
103.
Journal Article
Klinger, T.; Baylard, C.; Beidler, C.; Boscary, J.; Bosch, H. S.; Dinklage, A.; Hartmann, D.; Helander, P.; Maaßberg, H.; Peacock, A. et al.; Pedersen, T. S.; Rummel, T.; Schauer, F.; Wegener, L.; Wolf, R.: Towards assembly completion and preparation of experimental campaigns of Wendelstein 7-X in the perspective of a path to a stellarator fusion power plant. Fusion Engineering and Design 88 (6-8), pp. 461 - 465 (2013)
104.
Journal Article
Proll, J.; Helander, P.; Xanthopoulos, P.; Plunk, G.; Connor, J.: Enhanced microstability in quasi-isodynamic stellarators. Stellarator News (142), pp. 1 - 3 (2013)
105.
Journal Article
Proll, J. H. E.; Xanthopoulos, P.; Helander, P.: Collisionless microinstabilities in stellarators II. Numerical simulations. Physics of Plasmas 20, 122506 (14pp) (2013)
106.
Journal Article
Smith, H. M.; Boozer, A.; Helander, P.: Passive runaway electron suppression in tokamak disruptions. Physics of Plasmas 20, 072505 (8pp) (2013)
107.
Journal Article
Hansson, B.; Helander, P.; Larsson, N.-G.: Svenska universiteten kan inte förnya forskningen. Svenska Dagbladet, o. Pag. (2012)
108.
Journal Article
Helander, P.: Classical and Neoclassical Transport in Tokamaks. Fusion Science and Technology 61 (2T), pp. 133 - 141 (2012)
109.
Journal Article
Helander, P.; Beidler, C.; Bird, T.; Drevlak, M.; Feng, Y.; Hatzky, R.; Jenko, F.; Kleiber, R.; Proll, J.; Turkin, Y. et al.; Xanthopoulos, P.: Stellarator and tokamak plasmas: a comparison. Plasma Physics and Controlled Fusion 54, 124009 (12pp) (2012)
110.
Journal Article
Proll, J. H. E.; Helander, P.; Connor, J. W.; Plunk, G. G.: Resilience of Quasi-Isodynamic Stellarators against Trapped-Particle Instabilities. Physical Review Letters 108, 245002 (4pp) (2012)
111.
Journal Article
Proll, J. H. E.; Helander, P.; Xanthopoulos, P.; Connor, J. W.: Gyrokinetic TEM stability calculations for quasi-isodynamic stellarators. Journal of Physics: Conference Series 401, 012021 (8pp) (2012)
112.
Journal Article
Riemann, J.; Smith, H. M.; Helander, P.: Energetics of runaway electrons during tokamak disruptions. Physics of Plasmas 19, 012507 (8pp) (2012)
113.
Journal Article
Smith, H.; Marsch, E.; Helander, P.: Electron Transport in the Fast Solar Wind. The Astrophysical Journal 753, 31 (11pp) (2012)
114.
Journal Article
Helander, P.; Geiger, J.; Maaßberg, H.: On the bootstrap current in stellarators and tokamaks. Physics of Plasmas 18, 092505 (8pp) (2011)
115.
Journal Article
Helander, P.; Mishchenko, A.; Kleiber, R.; Xanthopoulos, P.: Oscillations of zonal flows in stellarators. Plasma Physics and Controlled Fusion 53, 054006 (13pp) (2011)
116.
Journal Article
Helander, P.; Nührenberg, J.: Reply to the comment on 'Bootstrap current and neoclassical transport in quasi-isodynamic stellarators'. Plasma Physics and Controlled Fusion 53, 038002 (2pp) (2011)
117.
Journal Article
Kleiber, R.; Hatzky, R.; Könies, A.; Kauffmann, K.; Helander, P.: An improved control-variate scheme for particle-in-cell simulations with collisions. Computer Physics Communications 182 (4), pp. 1005 - 1012 (2011)
118.
Journal Article
Papp, G.; Drevlak, M.; Fülöp, T.; Helander, P.: Runaway electron drift orbits in magnetostatic perturbed fields. Nuclear Fusion 51, 043004 (11pp) (2011)
119.
Journal Article
Papp, G.; Drevlak, M.; Fülöp, T.; Helander, P.; Pokol, G.: Runaway electron losses caused by resonant magnetic perturbations in ITER. Plasma Physics and Controlled Fusion 53, 095004 (14pp) (2011)
120.
Journal Article
Simakov, A.; Helander, P.: Plasma rotation in a quasi-symmetric stellarator. Plasma Physics and Controlled Fusion 53, 024005 (11pp) (2011)
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