Publications Dr. Tim Happel

Bonanomi, N.; Angioni, C.; Silvagni, D.; Happel, T.; Plank, U.; Gil, L.; Schneider, P. A.; Puetterich, T.; EUROfusion MST1 Team; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: I-mode in non-deuterium plasmas in ASDEX Upgrade. Nuclear Fusion 61, 054001 (2021)

Carralero, D.; Happel, T.; Estrada, T.; Tokuzawa, T.; Martinez, J.; Luna, E. d. l.; Cappa, A.; Garcia, J.: A feasibility study for a Doppler reflectometer system in the JT-60SA tokamak. Fusion Engineering and Design 173, 112803 (2021)

Happel, T.; Reinke, M.L.; Silvagni, D.; Bernert, M.; Grover, O.; Hennequin, P.; Hubbard, A.E.; Plank, U.; Trier, E.; Brida, D. et al.; David, P.; Fischer, R.; Gil, L.; Höfler, K.; Manz, P.; McDermott, R. M.; Merle, A.; Stroth, U.; Viezzer, E.; Willensdorfer, M.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society; EUROfusion MST1 Team; Team, t.: Approaching detachment in I-mode–response of core confinement and the edge pedestal in the ASDEX Upgrade tokamak. Nuclear Fusion 61, 036026 (2021)

Höfler, K.; Happel, T.; Hennequin, P.; Stroth, U.; Cavedon, M.; Dux, R.; Fischer, R.; McDermott, R. M.; Poli, E.; Schuster, C. U. et al.; Wolfrum, E.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Poloidally resolved measurements of the perpendicular propagation velocity of density fluctuations in ASDEX Upgrade L-mode plasmas. Plasma Physics and Controlled Fusion 63, 035020 (2021)

Manz, P.; Silvagni, D.; Grover, O.; Happel, T.; Eich, T.; Griener, M.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Gyrofluid simulation of an I-mode pedestal relaxation event featured. Physics of Plasmas 28, 102502 (2021)

Cano-Megias, P.; Viezzer, E.; Brzozowski, R. W.; Plank, U.; Cavedon, M.; Happel, T.; Höfler, K.; Cruz-Zabala, D. J.; Dux, R.; Griener, M. et al.; Hobirk, J.; Jansen van Vuuren, A.; Pütterich, T.; Chacartegui, R.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Experimental study of the impact of ion orbit losses on the edge radial electric field at the ASDEX Upgrade tokamak. In: 47th EPS Conference on Plasma Physics, P1.1022 (Eds. Giruzzi, G.; Arnas, C.; Borba, D.; Gopla, A.; Lebedev, S. et al.). 47th EPS Conference on Plasma Physics, Virtual, June 21, 2021 - June 25, 2021. European Physical Society, Geneva (2021)

Viezzer,, E.; Solano, E. R.; Cano-Megias, P.; Cruz-Zabala, D. J.; Oyola, P.; Karagianni, C.; Meyer, H.; Hobirk, J.; Bielajew, R.; Cavedon, M. et al.; Dunne, M.; Happel, T.; Maraschek, M.; McDermott, R. M.; Merle, A.; Suttrop, W.; Vanovac, B.; Willensdorfer, M.; EUROfusion MST1 Team; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Progress towards a quiescent, high confinement regime for the all-metal ASDEX Upgrade tokamak. In: 47th EPS Conference on Plasma Physics, P1.1054 (Eds. Giruzzi, G.; Arnas, C.; Borba, D.; Gopla, A.; Lebedev, S. et al.). 47th EPS Conference on Plasma Physics, Virtual, June 21, 2021 - June 25, 2021. European Physical Society, Geneva (2021)

Bielajew, R.; Conway, G. D.; Happel, T.; Hubbard, A. E.; Molina Cabrera, P. A.; Rodriguez-Fernandez, P.; Silvagni, D.; White, A. E.; Yoo, C.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Measurements of T_e fluctuations and linear gyrokinetic modeling in the Imode and L-mode edge at ASDEX Upgrade. 25th Joint EU-US Transport Task Force Meeting, Virtual (submitted)

Frank, A.; Höfler, K.; Happel, T.; Lechte, C.; Görler, T.; Stroth, U.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Full-wave simulations of measurements of the perpendicular velocity of density fluctuations with Doppler reflectometry at ASDEX Upgrade. DPG-Tagung der Sektion Materie und Kosmos (SMuK), Virtual (submitted)

Gil, L.; Conway, G. D.; David, P.; Dux, R.; Faitsch, M.; Happel, T.; Kallenbach, A.; Pütterich, T.; Santos, J.; Silva, A. et al.; Silva, C.; Stober, J.; Stroth, U.; Wolfrum, E.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society; EUROfusion MST1 Team: EDA H-mode in ASDEX Upgrade: a promising ELM-free regime. 5th Asia Pacific Conference on Plasma Physics (AAPPS-DPP 2020) , Virtual (submitted)

Herschel, M.; Happel, T.; Kalis, J.; Birkenmeier, G.; Griener, M.; Höfler, K.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Scaling Behavior of the Weakly Coherent Mode in ASDEX Upgrade I-mode Plasmas. DPG-Frühjahrstagung der Fachverbände Physik der Hadronen und Kerne, Plasmaphysik und des Arbeitskreises Beschleunigerphysik , Mainz, Virtual (submitted)

Höfler, K.; Görler, T.; Happel, T.; Hennequin, P.; Molina Cabrera, P. A.; Bergmann, M. G.; Bielajew, R.; Conway, G. D.; David, P.; Fischer, R. et al.; Frank, A.; Lechte, C.; McDermott, R. M.; Schneider, P. A.; Stroth, U.; White, A. E.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Comprehensive experimental turbulence measurements for scale-resolved multichannel gyrokinetic code validation. 63rd Annual Meeting of the APS Division of Plasma Physics, Pittsburgh, PA (submitted)

Höfler, K.; Görler, T.; Happel, T.; Hennequin, P.; Molina Cabrera, P.; Bergmann, M.; Bielajew, R.; Lechte, C.; White, A.; Stroth, U. et al.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Experimental validation of gyrokinetic simulation with scale-resolved multi-field turbulence measurements. DPG-Frühjahrstagung der Fachverbände Physik der Hadronen und Kerne, Plasmaphysik und des Arbeitskreises Beschleunigerphysik , Mainz, Virtual (submitted)

Plank, U.; Brida, D.; Conway, G. D.; Happel, T.; Hennequin, P.; Hubbard, A. E.; Meyer, H.; Pütterich, T.; Angioni, C.; Cavedon, M. et al.; Dux, R.; Fischer, R.; McDermott, R. M.; Schneider, P. A.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Experimental study of the role of the edge radial electric field on the access to H-mode at ASDEX Upgrade. 63rd Annual Meeting of the APS Division of Plasma Physics, Pittsburgh, PA (submitted)

Siccinio, M.; Barabaschi, P.; Happel, T.; Hillesheim, J.; Hubbard, A. E.; Loarte, A.; Liub, F.; Meyer, H.; Morris, A. W.; Parra, F. et al.; Ryter, F.; Sauter, O.; Viezzer, E.; Wilks, T. M.; Zohm, H.: Alternatives to H-mode for EU-DEMO: what we know and what we need to know. 4th Asia Pacific Conference on Plasma Physics (AAPPS-DPP 2020), Virtual (2021)

Silvagni, D.; Eich, T.; Faitsch, M.; Happel, T.; Sieglin, B.; David, P.; Nille, D.; Gil, L.; Stroth, U.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society et al.; EUROfusion MST1 Team: Correlation of the scrape-off layer (SOL) power width with edge electron pressure gradients at ASDEX Upgrade. 63rd Annual Meeting of the APS Division of Plasma Physics, Pittsburgh, PA (submitted)

Silvagni, D.; Terry, J. L.; Eich, T.; Hubbard, A. E.; McCarthy, W.; Dunne, M.; Faitsch, M.; Fischer, R.; Gil, L.; Golfinopoulos, T. et al.; Grenfell, G.; Griener, M.; Happel, T.; Harrer, G. F.; Hughes, J. W.; Stroth, U.; Tal, B.; Viezzer, E.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society; EUROfusion MST1 Team: I-mode pedestal relaxation events: a cross-machine overview and implications for a fusion power plant. 25th International Conference on Plasma Surface Interaction in Controlled Fusion Devices (PSI 25), Jeju (submitted)

Viezzer, E.; Austin, M.; Bernert, M.; Cano Megias, P.; Chen, X.; Cruz Zabala, D.; Coda, S.; De la Luna, E.; Faitsch, M.; Garcia, J. et al.; Gil, L.; Happel, T.; Harrer, G. F.; Hubbard, A.; Hughes, J.; Kallenbach, A.; Merle, A.; Meyer, H.; Oyola, P.; Paz-Soldan, C.; Pütterich, T.; Sauter, O.; Siccinio, M.; Solano, E. R.; Wolfrum, E.; EUROfusion MST1 Team; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Assessment of core-edge integrated scenarios for future fusion power plants. 25th International Conference on Plasma Surface Interaction in Controlled Fusion Devices (PSI 25), Jeju (submitted)

Viezzer, E.; Cano-Megias, P.; Cruz-Zabala, D. J.; Faitsch, M.; Gil, L.; Happel, T.; Harrer, G.; Hubbard, A.; Kallenbach, A.; Merle, A. et al.; Meyer, H.; Pütterich, T.; Sauter, O.; Siccinio, M.; Solano, E. R.; Wilks, T. M.; Wolfrum, E.; EUROfusion MST1 Team; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Recent advances on stationary no-ELM and small-ELM regimes. 25th Joint EU-US Transport Task Force Meeting, Virtual (submitted)

Bielajew, R.; Conway, G. D.; Happel, T.; Hubbard, A. E.; Molina Cabrera, P. A.; Rodriguez-Fernandez, P.; Silvagni, D.; White, A. E.; Yoo, C.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Measurements of T_e fluctuations and gyrofluid modeling in the I-mode and L-mode edge at ASDEX Upgrade. 47th EPS Conference on Plasma Physics, Virtual (submitted)