Publications of P. Helander
All genres
Journal Article (157)
101.
Journal Article
22, 112508 (2015)
Impurities in a non-axisymmetric plasma: Transport and effect on bootstrap current. Physics of Plasmas 102.
Journal Article
55, 033005 (2015)
Less constrained omnigeneous stellarators. Nuclear Fusion 103.
Journal Article
55, 052001 (2015)
Electrostatic potential variations along flux surfaces in stellarators (Letter). Nuclear Fusion 104.
Journal Article
300, pp. 605 - 622 (2015)
Energy and momentum preserving Coulomb collision model for kinetic Monte Carlo simulations of plasma steady states in toroidal fusion devices. Journal of Computational Physics 105.
Journal Article
57, 085003 (2015)
Magnetic compressibility and ion-temperature-gradient-driven microinstabilities in magnetically confined plasmas. Plasma Physics and Controlled Fusion 106.
Journal Article
56, 124001 (2014)
Neoclassical transport of heavy impurities with poloidally asymmetric density distribution in tokamaks. Plasma Physics and Controlled Fusion 107.
Journal Article
54, 073002 (2014)
Fast Particle Confinement with Optimized Coil Currents in the W7-X Stellarator. Nuclear Fusion 108.
Journal Article
113, 135003 (2014)
Microstability of Magnetically Confined Electron-Positron Plasmas. Physical Review Letters 109.
Journal Article
77, 087001 (2014)
Theory of plasma confinement in non-axisymmetric magnetic fields (Review Article). Reports on Progress in Physics 110.
Journal Article
21, 042503 (2014)
Comparison of particle trajectories and collision operators for collisional transport in nonaxisymmetric plasmas. Physics of Plasmas 111.
Journal Article
1580, pp. 518 - 521 (2014)
Selective ECR heating of trapped/passing electrons in the W7-X stellarator. AIP Conference Proceedings 112.
Journal Article
21, 032112 (2014)
Collisionless microinstabilities in stellarators. III. The ion-temperature-gradient mode. Physics of Plasmas 113.
Journal Article
53, 126001 (15pp) (2013)
Technical challenges in the construction of the steady-state stellarator Wendelstein 7-X. Nuclear Fusion 114.
Journal Article
53 (6), pp. 459 - 468 (2013)
ESTELL: A Quasi-Toroidally Symmetric Stellarator. Contributions to Plasma Physics 115.
Journal Article
55, 074008 (7pp) (2013)
On Neoclassical impurity transport in stellarator geometry. Plasma Physics and Controlled Fusion 116.
Journal Article
20, 062504 (4pp) (2013)
Ideal magnetohydrodynamic stability of configurations without nested flux surfaces. Physics of Plasmas 117.
Journal Article
20, 122505 (2013)
Collisionless microinstabilities in stellarators I. Analytical theory of trapped-particle modes. Physics of Plasmas 118.
Journal Article
88 (6-8), pp. 461 - 465 (2013)
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 119.
Journal Article
Enhanced microstability in quasi-isodynamic stellarators. Stellarator News (142), pp. 1 - 3 (2013)
120.
Journal Article
20, 122506 (14pp) (2013)
Collisionless microinstabilities in stellarators II. Numerical simulations. Physics of Plasmas