Publikationen von U. Höfel

Zeitschriftenartikel (75)

21.
Zeitschriftenartikel
Kwak, S.; Hergenhahn, U.; Höfel, U.; Krychowiak, M.; Pavone, A.; Svensson, J.; Ford, O.; König, R.; Bozhenkov, S.; Fuchert, G. et al.: Bayesian inference of spatially resolved Zeff profiles from line integrated bremsstrahlung spectra. Review of Scientific Instruments 92, 043505 (2021)
22.
Zeitschriftenartikel
Laqua, H. P.; Baldzuhn, J.; Braune, H.; Bozhenkov, S.; Brunner, K.; Hirsch, M.; Hoefel, U.; Knauer, J.; Langenberg, A.; Marsen, S. et al.: High-performance ECRH at W7-X: experience and perspectives. Nuclear Fusion 61, 106005 (2021)
24.
Zeitschriftenartikel
Lunsford, R.; Killer, C.; Nagy, A.; Gates, D. A.; Klinger, T.; Dinklage, A.; Satheeswaran, G.; Kocsis, G.; Lazerson, S. A.; Nespoli, F. et al.: Characterization of injection and confinement improvement through impurity induced profile modifications on the Wendelstein 7-X stellarator. Physics of Plasmas 28, 082506 (2021)
25.
Zeitschriftenartikel
Merlo, A.; Böckenhoff, D.; Schilling, J.; Höfel, U.; Kwak, S.; Svensson, J.; Pavone, A.; Lazerson, S. A.; Pedersen, T. S.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Proof of concept of a fast surrogate model of the VMEC code via neural networks in Wendelstein 7-X scenarios. Nuclear Fusion 61, 096039 (2021)
26.
Zeitschriftenartikel
Neuner, U.; Rahbarnia, K.; Beidler, C. D.; Dinklage, A.; Turkin, Y.; Stange, T.; Andreeva, T.; Schilling, J.; Thomsen, H.; Beurskens, M. et al.: Measurements of the parameter dependencies of the bootstrap current in the W7-X stellarator. Nuclear Fusion 61, 036024 (2021)
27.
Zeitschriftenartikel
Pavone, A.; Svensson, J.; Krychowiak, M.; Hergenhahn, U.; Winters, V.; Kornejew, P.; Kwak, S.; Hoefel, U.; Koenig, R.; Wolf, R. C. et al.: Neural network surrogates of Bayesian diagnostic models for fast inference of plasma parameters. Review of Scientific Instruments 92, 033531 (2021)
28.
Zeitschriftenartikel
Schmitz, O.; Feng, Y.; Jakubowski, M.; König, R.; Krychowiak, M.; Otte, M.; Reimold, F.; Barbui, T.; Biedermann, C.; Bozhenkov, S. et al.: Stable heat and particle flux detachment with efficient particle exhaust in the island divertor of Wendelstein 7-X. Nuclear Fusion 61, 016026 (2021)
29.
Zeitschriftenartikel
Weir, G. M.; Xanthopoulos, P.; Hirsch, M.; Höfel, U.; Stange, T.; Pablant, N.; Grulke, O.; Äkäslompolo, S.; Alcuson, J.; Bozhenkov, S. et al.: Heat pulse propagation and anomalous electron heat transport measurements on the optimized stellarator W7-X. Nuclear Fusion 61, 056001 (2021)
30.
Zeitschriftenartikel
Zanini, M.; Buttenschön, B.; Laqua, H. P.; Thomsen, H.; Stange, T.; Brandt, C.; Braune, H.; Brunner, K. J.; Dinklage, A.; Gao, Y. et al.: Confinement degradation and plasma loss induced by strong sawtooth crashes at W7-X. Nuclear Fusion 61, 116053 (2021)
31.
Zeitschriftenartikel
Zhang, D.; Burhenn, R.; Feng, Y.; König, R.; Buttenschön, B.; Beidler, C. D.; Hacker, P.; Reimold, F.; Thomsen, H.; Laube, R. et al.: Plasma radiation behavior approaching high-radiation scenarios in W7-X. Nuclear Fusion 61, 126002 (2021)
32.
Zeitschriftenartikel
Baldzuhn, J.; Damm, H.; Beidler, C. D.; McCarthy , K.; Panadero, N.; Biedermann, C.; Bozhenkov, S. A.; Dinklage, A.; Brunner, K. J.; Fuchert, G. et al.: Enhanced energy confinement after series of pellets in Wendelstein 7-X. Plasma Physics and Controlled Fusion 62, 055012 (2020)
33.
Zeitschriftenartikel
Bozhenkov, S. A.; Kazakov, Y.; Ford, O. P.; Beurskens, M. N. A.; Alcuson, J.; Alonso, J. A.; Baldzuhn, J.; Brandt, C.; Brunner, K. J.; Damm, H. et al.: High-performance plasmas after pellet injections in Wendelstein 7-X. Nuclear Fusion 60, 066011 (2020)
34.
Zeitschriftenartikel
Carreras, B. A.; Garcia, L.; Nicolau, J. H.; Milligen, B. P. v.; Hoefel, U.; Hirsch, M.; TJ-II Team; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Intermittence and turbulence in fusion devices. Plasma Physics and Controlled Fusion 62, 025011 (2020)
35.
Zeitschriftenartikel
Chaudhary, N.; Oosterbeek, J. W.; Hirsch, M.; Höfel, U.; Wolf, R. C.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Investigation of higher harmonics of electron cyclotron emission using Fourier transform spectroscopy in Wendelstein 7-X. Journal of Instrumentation 15, P09024 (2020)
36.
Zeitschriftenartikel
Grahl, M.; Spring, A.; Andreeva, T.; Bluhm, T.; Bozhenkov, S.; Dumke, S.; Geiger, J.; Grulke, O.; Grün, M.; Holtz, A. et al.: W7-X logbook REST API for processing experimental metadata and data enrichment at the Wendelstein 7-X stellarator. Fusion Engineering and Design 160, 111819 (2020)
37.
Zeitschriftenartikel
Lazerson, S. A.; Ford, O. P.; Nührenberg, C.; Äkäslompolo, S.; Poloskei, P. Z.; Machielsen, M.; McNeely, P.; Vano, L.; Rust, N.; Bozhenkov, S. et al.: Validation of the BEAMS3D neutral beam deposition model on Wendelstein 7-X. Nuclear Fusion 60, 076020 (2020)
38.
Zeitschriftenartikel
Pablant, N.; Langenberg, A.; Alonso, A.; Baldzuhn, J.; Beidler, C. D.; Bozhenkov, S.; Burhenn, R.; Brunner, K. J.; Dinklage, A.; Fuchert, G. et al.: Investigation of the neoclassical ambipolar electric field in ion-root plasmas on W7-X. Nuclear Fusion 60, 036021 (2020)
39.
Zeitschriftenartikel
Rudischhauser, L.; Endler, M.; Höfel, U.; Hammond, K. C.; Kallmeyer, J. P.; Blackwell, D.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: The Langmuir probe system in the Wendelstein 7-X test divertor. Review of Scientific Instruments 91, 063505 (2020)
40.
Zeitschriftenartikel
Schmid, K.; Effenberg, F.; Dinklage, A.; Rudischhauser, L.; Gao, Y.; Mayer, M.; Brezinsek, S.; Geiger, J.; Fuchert, G.; Miklos, V. et al.: Integrated modelling: Coupling of surface evolution and plasma-impurity transport. Nuclear Materials and Energy 25, 100821 (2020)