Publications

Publications

• Multi-delay coherence imaging spectroscopy optimized for ion temperature measurements in the divertor plasma of the Wendelstein 7-X stellarator
  David M. Kriete, Valeria Perseo, Dorothea Gradic, David A. Ennis, Ralf König, David A. Maurer, and the W7-X Team
  Review of Scientific Instruments 95, 073503 (2024)

• Effects of drifts on scrape-off layer transport in W7-X
  D.M. Kriete, A. Pandey, V. Perseo, J.C. Schmitt, D.A. Ennis, D. Gradic, K.C. Hammond, M. Jakubowski, C. Killer, R. König, D.A. Maurer, F. Reimold, V. Winters, M.N.A. Beurskens, S.A. Bozhenkov, K.J. Brunner, G. Fuchert, J. Knauer, E. Pasch, E.R. Scott, and the W7-X Team
  Nuclear Fusion 63, 026022 (2023)

• Experimental confirmation of efficient island divertor operation and successful neoclassical transport optimization in Wendelstein 7-X
  T. Sunn Pedersen et al.
  Nuclear Fusion 62, 042022 (2022)

• Radial coordinate maps, radial vectors, and binormal vectors for 5/6, 5/5 and 5/4 edge island domains in W7-X
  J.C. Schmitt, D.M. Kriete, T. Andreeva, J. Geiger, M. Grahl, J. Schilling, H. Thomsen and E. Flom
  Plasma Physics and Controlled Fusion 64, 055022 (2022)

• 2D measurements of parallel counter-streaming flows in the W7-X scrape-off layer for attached and detached plasmas
  V. Perseo, V. Winters, Y. Feng, F. Reimold, O.P. Ford, R. König, S.A. Bozhenkov, K.J. Brunner, R. Burhenn, P. Drewelow, D.A. Ennis, Y. Gao, D. Gradic, P. Hacker, U. Hergenhahn, M.W. Jakubowski, J. Knauer, T. Kremeyer, D.M. Kriete, M. Krychowiak, S. Kwak, H. Niemann, A. Pavone, F. Pisano, A. Puig Sitjes, G. Schlisio, J. Svensson, D. Zhang, T. Sunn Pedersen, and the W7-X Team
  Nuclear Fusion 61, 116039 (2021)
• 2D coherence imaging measurements of C²⁺ ion temperatures in the divertor of Wendelstein 7-X
  D. Gradic, V. Perseo, D.M. Kriete, M. Krychowiak, R. König, Y. Feng, M. Otte, T. Sunn Pedersen, Y. Gao, M. Jakubowski, G. Schlisio, F. Warmer and the W7-X Team
  Nuclear Fusion 61, 106041 (2021)

• Coherence imaging spectroscopy at Wendelstein 7-X for impurity flow measurements
  Valeria Perseo, Dorothea Gradic, Ralf König, Oliver P. Ford, Carsten Killer, Olaf Grulke, David A. Ennis, and W7-X Team
  Review of Scientific Instruments 91, 013510 (2020)

• Stellarator equilibria with reactor relevant energetic particle losses
  Aaron Bader, M. Drevlak, D. T. Anderson, B. J. Faber, C. C. Hegna, K. M. Likin, J. C. Schmitt and J. N. Talmadge
  Journal of Plasma Physics 85, 905850508 (2019)

• Validating the ASCOT modelling of NBI fast ions in Wendelstein 7-X stellarator
  S. Äkäslompolo, P. Drewelow, Y. Gao, A. Ali, C. Biedermann, S. Bozhenkov, C.P. Dhard, M. Endler, J. Fellinger, O.P. Ford, B. Geiger, J. Geiger, N. den Harder, D. Hartmann, D. Hathiramani, M. Isobe, M. Jakubowski, Y. Kazakov, C. Killer, S. Lazerson, M. Mayer, P. McNeely, D. Naujoks, T.W.C. Neelis, J. Kontula, T. Kurki-Suonio, H. Niemann, K. Ogawa, F. Pisano, P.Zs. Poloskei, A. Puig Sitjes, K. Rahbarnia, N. Rust, J.C. Schmitt, M. Sleczka, L. Vano, A. van Vuuren, G. Wurden and R.C. Wolf
  Journal of Instrumentation 14, C10012 (2019)
• Direct measurements of counter-streaming flows in a low-shear stellarator magnetic island topology
  V. Perseo, F. Effenberg, D. Gradic, R. König, O.P. Ford, F. Reimold, D.A. Ennis, O. Schmitz, T. Sunn Pedersen, and the W7-X Team
  Nuclear Fusion 59, 124003 (2019)
• Overview of first Wendelstein 7-X high-performance operation
  T. Klinger et al.
  Nuclear Fusion 59, 112004 (2019)
• A new calibration implementation for Doppler Coherence Imaging Spectroscopy
  Dorothea Gradic, Valeria Perseo, Ralf König, David Ennis, and the W7-X Team
  Fusion Engineering and Design 146, 995–998 (2019)
• Equilibrium evaluation for Wendelstein 7-X experiment programs in the first divertor phase
  T. Andreeva, J.A. Alonso, S. Bozhenkov, C. Brandt, M. Endler, G. Fuchert, J. Geiger, M. Grahl, T. Klinger, M. Krychowiak, A. Langenberg, S. Lazerson, U. Neuner, K. Rahbarnia, N. Pablant, A. Pavone, J. Schilling, J. Schmitt, H. Thomsen, Y. Turkin
  Fusion Engineering and Design 146, 299–302 (2019)
• Investigation of 3D effects on heat fluxes in performance-optimized island divertor configurations at Wendelstein 7-X
  F. Effenberg, H. Niemann, Y. Feng, J. Geiger, O. Schmitz, Y. Suzuki, A. Ali, T. Barbui, S. Brezinsek, H. Frerichs, M. Jakubowski, R. König, M. Krychowiak, A. Puig Sitjes, J.C. Schmitt, T. Sunn Pedersen, W7-X Team
  Nuclear Materials and Energy 18, 262–267 (2019)
• In situ wavelength calibration system for the X-ray Imaging Crystal Spectrometer (XICS) on W7-X
  J. Kring, N. Pablant, A. Langenberg, J. Rice, L. Delgado-Aparicio, D. Maurer, P. Traverso, M. Bitter, K. Hill, and M. Reinke
  Review of Scientific Instruments 89, 10F107 (2018)
• Upgrades of edge, divertor and scrape-off layer diagnostics of W7‐X for OP1.2
  D. Hathiramani, A. Ali, G. Anda, T. Barbui, C. Biedermann, A. Charl, D. Chauvin, G. Czymek, C.P. Dhard, P. Drewelow, A. Dudek, F. Effenberg, G. Ehrke, M. Endler, D.A. Ennis, J. Fellinger, O. Ford, S. Freundt, D. Gradic, K. Grosser, J. Harris, H. Hölbe, M.W. Jakubowski, M. Knaup, G. Kocsis, R. König, M. Krause, T. Kremeyer, P. Kornejew, M. Krychowiak, H.T. Lambertz, H. Jenzsch, M. Mayer, S. Mohr, O. Neubauer, M. Otte, V. Perseo, D. Pilopp, L. Rudischhauser, O. Schmitz, B. Schweer, M. Schülke, L. Stephey, T. Szepesi, A. Terra, M. Toth, U. Wenzel, G.A. Wurden, S. Zoletnik, T. Sunn Pedersen, the W7-X Team
  Fusion Engineering and Design 136, 304–308 (2018)
• Major results from the first plasma campaign of the Wendelstein 7-X stellarator
  R.C. Wolf et al.
  Nuclear Fusion 57, 102020 (2017)