Publications Dr. Tim Happel

Banon Navarro, A.; Happel, T.; Görler, T.; Jenko, F.; Abiteboul, J.; Bustos, A.; Doerk, H.; Told, D.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Gyrokinetic studies of core turbulence features in ASDEX Upgrade H-mode plasmas. Physics of Plasmas 22, 042513 (2015)

Conway, G.; Fietz, S.; Müller, H. W.; Lunt, T.; Simon, P.; Suttrop, W.; Maraschek, M.; Happel, T.; Viezzer, E.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Impact of magnetic perturbation coils on the edge radial electric field and turbulence in ASDEX Upgrade. Plasma Physics and Controlled Fusion 57, 014035 (2015)

Happel, T.; Banon Navarro, A.; Conway, G. D.; Angioni, C.; Bernert, M.; Dunne, M.; Fable, E.; Geiger, B.; Görler, T.; Jenko, F. et al.; McDermott, R.; Ryter, F.; Stroth, U.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Core turbulence behavior moving from ion-temperature-gradient regime towards trapped-electron-mode regime in the ASDEX Upgrade tokamak and comparison with gyrokinetic simulation. Physics of Plasmas 22, 032503 (2015)

Manz, P.; Lauber, P.; Nikolaeva, V. E.; Happel, T.; Ryter, F.; Birkenmeier, G.; Bogomolov, A.; Conway, G. D.; Manso, M. E.; Maraschek, M. et al.; Prisiazhniuk, D.; Viezzer, E.: Geodesic oscillations and the weakly coherent mode in the I-mode of ASDEX Upgrade. Nuclear Fusion 55, 083004 (2015)

Stroth, U.; Banon Navarro, A.; Conway, G. D.; Görler, T.; Happel, T.; Hennequin, P.; Lechte, C.; Manz, P.; Simon, P.; Biancalani, A. et al.; Blanco, E.; Bottereau, C.; Clairet, F.; Coda, S.; Eibert, T.; Estrada, T.; Fasoli, A.; Guimarais, L.; Gürcan, Ö.; Huang, Z.; Jenko, F.; Kasparek, W.; Koenen, C.; Krämer-Flecken, A.; Manso, M.E.; Medvedeva, A.; Molina, D.; Nikolaeva, V.; Plaum, B.; Porte, L.; Prisiazhniuk, D.; Ribeiro, T.; Scott, B. D.; Siart, U.; Storelli, A.; Vermare, L.; Wolf, S.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Experimental turbulence studies for gyro-kinetic code validation using advanced microwave diagnostics. Nuclear Fusion 55, 083027 (2015)

Birkenmeier, G.; Cavedon, M.; Conway, G. D.; Manz, P.; Fuchert, G.; Laggner, F.; Happel, T.; Medvedeva, A.; Nikolaeva, V.; Prisyazhnyuk, D. V. et al.; Shao, L.; Maraschek, M.; Pütterich, T.; Ryter, F.; Willensdorfer, M.; Wolfrum, E.; Stroth, U.; Zohm, H.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Characterisation of Pulsations Close to the L-H Transition in AUG. In: 42nd EPS Conference on Plasma Physics, P1.125 (Eds. Bingham, R.; Suttrop, W.; Atzeni, S.; Foest, R.; McClements, K. et al.). 42nd EPS Conference on Plasma Physics, Lisbon, June 22, 2015 - June 26, 2015. European Physical Society, Geneva (2015)

Cavedon, M.; Pütterich, T.; Viezzer, E.; Birkenmeier, G.; Happel, T.; Laggner, F.; Ryter, F.; Stroth, U.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Study of the edge radial electric field during the L-H transition at ASDEX Upgrade. In: 42nd EPS Conference on Plasma Physics, P1.130 (Eds. Bingham, R.; Suttrop, W.; Atzeni, S.; Foest, R.; McClements, K. et al.). 42nd EPS Conference on Plasma Physics, Lisbon, June 22, 2015 - June 26, 2015. European Physical Society, Geneva (2015)

Freethy, S. J.; Conway, G. D.; Classen, I.; Creely, A.; Happel, T.; Vanovac, B.; White, A.E.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Development progress of a Correlation ECE and n-T phase angle dianostic for AUG. In: 12th International Reflectometry Workshop (IRW 12). 12th International Reflectometry Workshop (IRW 12), Jülich, May 18, 2015 - May 20, 2015. Forschungszentrum Jülich, Jülich (2015)

Pinzon, J. R.; Blanco, E.; Happel, T.; Conway, G. D.; Estrada, T.; Hennequin, P.; Stroth, U.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Modeling of Radial Correlation Doppler Reflectometry response to density turbulence wave number spectra. In: 12th International Reflectometry Workshop (IRW 12). 12th International Reflectometry Workshop (IRW 12), Jülich, May 18, 2015 - May 20, 2015. Forschungszentrum Jülich, Jülich (2015)

Prisiazhniuk, D.; Krämer-Flecken, A.; Conway, G. D.; Happel, T.; Manz, P.; Simon, P.; Dunne, M.; Stroth, U.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Application of Poloidal Correlation Reflectometry to Study Turbulence at ASDEX-Upgrade. In: 12th International Reflectometry Workshop (IRW 12). 12th International Reflectometry Workshop (IRW 12), Jülich, May 18, 2015 - May 20, 2015. Forschungszentrum Jülich, Jülich (2015)

Birkenmeier, G.; Cavedon, M.; Conway, G. D.; Manz, P.; Fuchert, G.; Laggner, F. M.; Happel, T.; Medvedeva, A.; Nikolaeva, V.; Prisyazhnyuk, D. et al.; Shao, L. M.; Pütterich, T.; Ryter, F.; Willensdorfer, M.; Wolfrum, E.; Stroth, U.; Zohm, H.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: The I-phase and its relation to other phenomena at AUG. Workshop on Electric Fields, Turbulence and Self-Organisation in Magnetised Plasmas (EFTSOMP 2015), Lisbon (2015)

Cavedon, M.; Pütterich, T.; Viezzer, E.; Birkenmeier, G.; Happel, T.; Ryter, F.; Stroth, U.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Study of the edge radial electric field during the L-H transition. DPG-Frühjahrstagung 2015 der Fachverbände Kurzzeitphysik und Plasmaphysik, Bochum (submitted)

Cavedon, M.; Pütterich, T.; Viezzer, E.; Birkenmeier, G.; Happel, T.; Laggner, F. M.; Prisyazhnyuk, D. V.; Ryter, F.; Stroth, U.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Radial electric field dynamics on ASDEX Upgrade and comparison with neoclassical theory. Workshop on Electric Fields, Turbulence and Self-Organisation in Magnetised Plasmas (EFTSOMP 2015), Lisbon (submitted)

Cavedon, M.; Pütterich, T.; Viezzer, E.; Birkenmeier, G.; Happel, T.; Laggner, F.; Ryter, F.; Stroth, U.; Team, t. A. U.: Radial electric field dynamics at the L-H and H-L transition on ASDEX Upgrade. 15th International Workshop on H-Mode and Transport Barrier Physics, Garching (submitted)

Freethy, S. J.; Conway, G. D.; Classen, I.; Creely, A.; Happel, T.; Vanovac, B.; White, A. E.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Development progress of a correlation ECE and nT-phase angle diagnostics for AUG. 12th International Reflectometry Workshop (IRW 12), Jülich (submitted)

Happel, T.; Hetzenecker, A.; Manz, P.; Hennequin, P.; Ryter, F.; Conway, G. D.; Honore, C.; Stroth, U.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Observation of strongly intermittent density turbulence in ASDEX Upgrade I-mode plasmas. 20th Joint EU-US Transport Task Force Meeting (TTF 2015), Salem, MA (submitted)

Happel, T.; Hetzenecker, A.; Manz, P.; Hennequin, P.; Ryter, F.; Conway, G. D.; Honore, C.; Stroth, U.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Observation of strongly intermittent density turbulence in ASDEX Upgrade I-mode plasmas. 12th International Reflectometry Workshop (IRW 12), Jülich (submitted)

Hennequin, P.; Happel, T.; Schneider, P.; Ryter, F.; Birkenmeier, G.; Clairet, F.; Conway, G. D.; Guimarais, L.; Gürcan, Ö.; Honore, C. et al.; Medvedeva, A.; Nikolaeva, V.; Simon, P.; Stroth, U.; Vermare, L.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Study of turbulence spatial structure and its scaling with ρ*. 12th International Reflectometry Workshop (IRW 12), Jülich (submitted)

Hennequin, P.; Schneider, P. A.; Happel, T.; Ryter, F.; Birkenmeier, G.; Bustos, A.; Clairet, F.; Conway, G. D.; Dif-Pradalier, G.; Jenko, F. et al.; Garbet, X.; Görler, T.; Honoré, C.; Gürcan, Ö.; Guimarais, L.; Medvedeva, A.; Morel, P.; Nikolaeva, V.; Simon, P.; Stroth, U.; Vermare, L.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Comprehensive experimental study of plasma turbulence structure and its scaling with ρ*. 42nd EPS Conference on Plasma Physics, Lisbon (2015)

Koenen, C.; Siart, U.; Eibert, T. F.; Happel, T.; Conway, G. D.; Stroth, U.: Development of an Actively Steered Phased Array Antenna for Doppler Reflectometry. 12th International Reflectometry Workshop (IRW 12), Jülich (2015)