Publications of T. Happel

Conway, G. D.; Müller, H. W.; Lunt, T.; Suttrop, W.; Simon, P.; Maraschek, M.; Fietz, S.; Happel, T.; Viezzer, E.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: 3D effects of magnetic perturbation coils on the edge/SOL properties in ASDEX Upgrade. 41st EPS Conference on Plasma Physics, Berlin (2014)

Happel, T.; Banon Navarro, A.; Conway, G. D.; Görler, T.; Jenko, F.; Ryter, F.; Stroth, U.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Wavenumber-resolved core turbulence studies in the ASDEX Upgrade tokamak and comparison with non-linear gyrokinetic simulations with the GENE code. 56th Annual Meeting of the APS Division of Plasma Physics, New Orleans, LA (submitted)

Happel, T.; Banon Navarro, A.; Conway, G. D.; Jenko, F.; Stroth, U.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society: Der Turbulenz auf der Spur durch Vergleiche von Reflektometriemessungen mit gyrokinetischen Simulationen. 78. DPG-Jahrestagung und Frühjahrstagung der Sektion AMOP, Berlin (submitted)

Müller, H. W.; Carralero, D.; Birkenmeier, G.; Happel, T.; Manz, P.; ASDEX Upgrade Team: Characterization of non-axisymmetric magnetic perturbation induced SOL turbulence changes in ASDEX Upgrade L-modes. 10th International Workshop on Electric Probes in Magnetized Plasmas (IWEP 2013), Madrid (2013)

Conway, G. D.; Fietz, S.; Müller, H. W.; Kocan, M.; Simon, P.; Lunt, T.; Maraschek, M.; Suttrop, W.; Happel, T.; Viezzer, E. et al.; ASDEX Upgrade Team: Edge E_r and turbulence behaviour with magnetic perturbations using Doppler reflectometry in ASDEX Upgrade. 11th International Reflectometry Workshop (IRW11), Palaiseau (2013)

Happel, T.; Conway, G. D.; Hennequin, P.; Honore, C.; Giacalone, J.-C.; Simon, P.; Stroth, U.; Vermare, L.; ASDEX Upgrade Team: The Optimized Steerable W-band Doppler Reflectometer on ASDEX Upgrade: Possibilities and Issues. 11th International Reflectometry Workshop (IRW11), Palaiseau (2013)

Hennequin, P.; Happel, T.; Conway, G.; Honore, C.; Vermare, L.; Pisarev, V.; Giacalone, J.-C.; Gürcan, Ö.; ASDEX Upgrade Team: Radial correlation of density fluctuations by coupling IPP and LPP W-band Doppler Reflectometers on ASDEX Upgrade. 11th International Reflectometry Workshop (IRW11), Palaiseau (2013)

Honore, C.; Hennequin, P.; Happel, T.; Conway, G. D.; Pisarev, V.; Giacalone, J.-C.; Vermare, L.; ASDEX Upgrade Team: Doppler Scattering complex signal correlation: the role of phase and modulus in the correlation analysis. 11th International Reflectometry Workshop (IRW11), Palaiseau (2013)

Simon, P.; Conway, G. D.; Happel, T.; Stroth, U.; ASDEX Upgrade Team: Investigation of geodesic acoustic mode oscillations using Doppler reflectometry in ASDEX Upgrade. 11th International Reflectometry Workshop (IRW11), Palaiseau (2013)

Viezzer, E.; Pütterich, T.; Angioni, C.; Bergmann, A.; Conway, G. D.; Dux, R.; Fable, E.; Happel, T.; McDermott, R. M.; Willensdorfer, M. et al.; Wolfrum, E.: Hochpräzisions-Messungen des radialen elektrischen Feldes am Plasmarand von ASDEX Upgrade. DPG-Frühjahrstagung, Jena (2013)

Estrada, T.; Hidalgo, C.; Blanco, E.; Ascasibar, E.; Happel, T.: Spatiotemporal Structure of the Turbulence-flow Interaction at the L-H Transition in TJ-II Plasma. 24th IAEA Fusion Energy Conference, San Diego, CA (2012)

Happel, T.; Estrada, T.; Hidalgo, C.; Blanco, E.; Conway, G.; Stroth, U.; TJ-II Team: Untersuchung von Wellenzahlspektren der Dichtefluktuationen in L- und H-moden im TJ-II Stellarator anhand von Doppler-Reflektometrie. DPG-Frühjahrstagung der Sektion AMOP, Stuttgart (2012)

Happel, T.; Estrada, T.; Blanco, E.; Conway, G. D.; Stroth, U.; TJ-II Team: Scale-selective turbulence reduction in H-mode plasmas in the TJ-II Stellarator. Workshop on Electric Fields, Turbulence and Self-Organisation in Magnetized Plasmas (EFTSOMP Workshop). Satellite Meeting of the EPS Plasma Physics Conference, Strasbourg (2011)

Happel, T.; Estrada, T.; Blanco, E.; Conway, G. D.; Kasparek, W.; Plaum, B.; Wagner, D.; Stroth, U.; TJ-II Team; ASDEX Upgrade Team: Design of a New Doppler Reflectometer Transceiver Front End for ASDEX Upgrade Tokamak. 10th International Reflectometry Workshop (IRW-10), Padova (2011)

Conway, G. D.; Angioni, C.; Happel, T.; Poli, E.; Ryter, F.; Sauter, P.; Scott, B.; Vicente, J.; ASDEX Upgrade Team: Behaviour of Mean and Oscillating E×B Plasma Flows and Turbulence Interactions during Con finement Mode Transitions. 23rd IAEA Fusion Energy Conference, Daejeon (2010)

Nold, B.; Happel, T.; Müller, H. W.; Ramisch, M.; Rohde, V.; Stroth, U.: Turbulent fluctuation measurements in TJ-K and ASDEX Upgrade. EFDA-TTF Workshop, Culham (2009)

Mahdizadeh, N.; Greiner, F.; Happel, T.; Kendl, A.; Ramisch, M.; Scott, B.; Stroth, U.: Dreidimensionale Dynamik von Driftwellenturbulenz. DPG AMOP-Frühjahrstagung, Düsseldorf (2007)

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)

Leuthold, N.; Suttrop, W.; Willensdorfer, M.; Birkenmeier, G.; Brida, D.; Cavedon, M.; Dunne, M.; Conway, G.; Gil, L.; Happel, T. et al.; Hennequin, P.; Kirk, A.; Manz, P.; McDermott, R.; Vincente, J.; Zohm, H.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society; EUROfusion MST1 Team: Evidence of increased turbulent transport due to magnetic perturbations at ASDEX Upgrade. 47th EPS Conference on Plasma Physics, Virtual (submitted)

Viezzer, E.; Hobirk, J.; Cano-Megias, P.; Solano, E.; Meyer, H.; Bielajew, R.; Cavedon, M.; Cruz-Zabala, D.; Dunne, M. G.; Gonzalez-Martin, J. et al.; Happel, T.; Maraschek, M.; Merle, A.; Willensdorfer, M.; Wilks, T. M.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society; EUROfusion MST1 Team: Progress towards a quiescent, high confinement regime for the all-metal ASDEX Upgrade tokamak. 47th EPS Conference on Plasma Physics, Virtual (submitted)