Publikationen von Prof. Dr. Per Helander

Alcuson, J. A.; Xanthopoulos, P.; Plunk, G. G.; Helander, P.; Wilms, F.; Turkin, Y.; Stechow, A. v.; Grulke, O.: Suppression of electrostatic micro-instabilities in maximum-J stellarators. Plasma Physics and Controlled Fusion 62, 035005 (2020)

Buller, S.; Helander, P.: Effects of collisions on impurity transport driven by electrostatic modes. Journal of Plasma Physics 86 (3), 905860313 (2020)

Catto, P. J.; Helander, P.: Bootstrap current and parallel ion velocity in imperfectly optimized stellarators. Journal of Plasma Physics 85 (1), 905860105 (2020)

Catto, P. J.; Helander, P.: Corrigendum: Bootstrap current and parallel ion velocity in imperfectly optimized stellarators. Journal of Plasma Physics 86 (6), 905860612 (2020)

Fülöp, T.; Helander, P.; Vallhagen, O.; Embreus, O.; Hesslow, L.; Svensson, P.; Creely, A. J.; Howard, N. T.; Rodriguez-Fernandez, P.: Effect of plasma elongation on current dynamics during tokamak disruptions. Journal of Plasma Physics 86 (1), 474860101 (2020)

Helander, P.: Available energy of magnetically confined plasmas. Journal of Plasma Physics 86, 905860201 (2020)

Helander, P.; Drevlak, M.; Zarnstorff, M.; Cowley, S. C.: Stellarators with Permanent Magnets. Physical Review Letters 124, 095001 (2020)

Henneberg, S. A.; Drevlak, M.; Helander, P.: Improving fast-particle confinement in quasi-axisymmetric stellarator optimization. Plasma Physics and Controlled Fusion 62, 014023 (2020)

Kennedy, D.; Mishchenko, A.; Xanthopoulos, P.; Helander, P.; Banon Navarro, A.; Görler, T.: Linear gyrokinetics of electron–positron plasmas in closed field-line systems. Journal of Plasma Physics 86 (2), 905860208 (2020)

Kolmes, E. J.; Helander, P.; Fisch, N. J.: Available energy from diffusive and reversible phase space rearrangements. Physics of Plasmas 27, 062110 (2020)

Rodriguez, E.; Helander, P.; Bhattacharjee, A.: Necessary and sufficient conditions for quasisymmetry. Physics of Plasmas 27, 062501 (2020)

Stoneking, M.; Pedersen, T. S.; Helander, P.; Chen, H.; Hergenhahn, U.; Stenson, E. V.; Fiksel, G.; Linden, J. v. d.; Saitoh, H.; Surko, C. M. et al.; Danielson, J. R.; Hugenschmidt, C.; Horn-Stanja, J.; Mishchenko, A.; Kennedy, D.; Deller, A.; Card, A.; Nißl, S.; Singer, M.; König, S.; Willingale, L.; Peebles, J.; Edwards, M. R.; Chin, K.: A new frontier in laboratory physics: magnetized electron–positron plasmas. Journal of Plasma Physics 86 (6), 155860601 (2020)

Xanthopoulos, P.; Bozhenkov, S.; Beurskens, M. N.; Smith, H. M.; Plunk, G. G.; Helander, P.; Beidler, C. D.; Alcuson, J. A.; Alonso, A.; Dinklage, A. et al.; Ford, O.; Fuchert, G.; Geiger, J.; Proll, J. . .; Pueschel, M. J.; Turkin, Y.; Warmer, F.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Turbulence Mechanisms of Enhanced Performance Stellarator Plasmas. Physical Review Letters 125, 075001 (2020)

Helander, P.: Understanding energy confinement in Wendelstein 7-X. 62nd Annual Meeting of the APS Division of Plasma Physics, Virtual Edition (eingereicht)

Plunk, G.; Helander, P.: Quasisymmetry near axisymmetry. Courant Magneto-Fluid Dynamics Seminar, New York, NY (eingereicht)

Aleynikov, P.; Arnold, A.; Breizman, B.; Helander, P.; Kiramov, D.; Runov, A.; Turkin, Y.: Energy Balance during Pellet Assimilation. 28th IAEA Fusion Energy Conference (FEC 2020), Virtual (eingereicht)

Tanaka, K.; Warmer, F.; Nunami, M.; Ohtani, Y.; Nakata, M.; Tsujimura, T.; Yoshinuma, M.; Takahashi, H.; Yanai, R.; Shimozuma, T. et al.; Yokoyama, M.; Seki, R.; Satake, S.; Sugama, H.; Tokuzawa, T.; Yasuhara, R.; Takemura, Y.; Funaba, H.; Yamada, I.; Ida, K.; Peterson, B.; Suzuki, Y.; Kubo, S.; Suzuki, C.; Osakabe, M.; Morisaki, T.; Yamada, H.; Xanthopoulos, P.; Helander, P.; Beidler, C. D.; Stange, T.; Smith, H.; Turkin, Y.; Brunner, K. J.; Stechow, A. v.; Geiger, J.; Pablant, N.; Langenberg, A.; Pasch, E.; Fuchert, G.; Bozhenkov, S.; Scott, E.; Wolf, R. C.; Plunk, G.; Zhang, D.: Magnetic Configuration Effects on Turbulence Driven Transport from LHD and W7-X Identical Experiments. 28th IAEA Fusion Energy Conference (FEC 2020), Virtual (eingereicht)

Helander, P.: Theorie magnetisch eingeschlossener Plasmen. Vorlesung: Vorlesung (WS 2020/2021), Universität Greifswald

Helander, P.: Einführung in die Astrophysik. Vorlesung: Vorlesung (WS 2020/2021), Universität Greifswald

Helander, P.: Stellarator Theory. (2020)