Publikationen von D. Zielke

Yordanov, D.; Wünderlich, D.; Wimmer, C.; Fantz, U.; Zielke, D.: Influence of large biased surfaces on the plasma parameters in the extraction region of a negative hydrogen ion source. Plasma Sources Science and Technology 34, 085011 (2025)

Fantz, U.; Wünderlich, D.; Wimmer, C.; Barnes, M.; Harder, N. d.; Heinemann, B.; Heiler, A.; Lindqvist, M.; Merk, F.; Navarro, A. et al.; Nocentini, R.; Orozco, G.; Riedl, R.; Yordanov, D.; Zielke, D.: Contributions of the extended ELISE and BATMAN Upgrade test facilities to the roadmap towards ITER NBI. Nuclear Fusion 64, 086063 (2024)

Zielke, D.; Wimmer, C.; Fantz, U.: Ion flux measurements using a Mach-Langmuir probe in the ITER prototype neutral beam injection ion source. Journal of Physics D: Applied Physics 57, 125201 (2024)

Lawrie, S.; Abel, R.; Sarmento, T.; Tarvainen, O.; Welton, R.; Piller, C.; Stinson, C.; Briefi, S.; Zielke, D.: RF efficiency measurements of inductively-coupled plasma H^- ion sources at accelerator facilities. Journal of Physics D: Applied Physics 56, 085202 (2023)

Wolf, V.; Zielke, D.; Rauner, D.; Briefi, S.; Wimmer, C.; Fantz, U.: Mach probe diagnostic for determining positive ion fluxes in H^- ion sources. Journal of Instrumentation 18, C10009 (2023)

Briefi, S.; Zielke, D.; Fantz, U.: RF power transfer efficiency of H ion sources: fluid modeling of accelerator source geometries. Journal of Physics: Conference Series 2244, 012032 (2022)

Briefi, S.; Zielke, D.; Rauner, D.; Fantz, U.: Diagnostics of RF coupling in H^- ion sources as a tool for optimizing source design and operational parameters. Review of Scientific Instruments 93, 023501 (2022)

Fantz, U.; Briefi, S.; Fröschle, M.; Harder, N. d.; Heiler, A.; Heinemann, B.; Hurlbatt, A.; Hopf, C.; Lindqvist, M.; Merk, F. et al.; Mimo, A.; Nocentini, R.; Orozco, G.; Riedl, R.; Starnella, G.; Wimmer, C.; Wünderlich, D.; Yordanov, D.; Zielke, D.: Ion source developments at IPP: On the road towards achieving the ITER-NBI targets and preparing concepts for DEMO. Journal of Physics: Conference Series 2244, 012049 (2022)

Rauner, D.; Zielke, D.; Briefi, S.; Fantz, U.: Impact of Internal Faraday Shields on RF Driven Hydrogen Discharges. Plasma 5 (3), S. 280 - 294 (2022)

Zielke, D.; Briefi, S.; Lishev, S.; Fantz, U.: Modeling inductive radio frequency coupling in powerful negative hydrogen ion sources: validating a self-consistent fluid model. Plasma Sources Science and Technology 31, 035019 (2022)

Zielke, D.; Briefi, S.; Lishev, S.; Fantz, U.: Predictive fluid model for self-consistent description of inductive RF coupling in powerful negative hydrogen ion sources. Journal of Physics: Conference Series 2244, 012030 (2022)

Zielke, D.; Briefi, S.; Fantz, U.: RF power transfer efficiency and plasma parameters of low pressure high power ICPs. Journal of Physics D: Applied Physics 54, 155202 (2021)

Zielke, D.; Rauner, D.; Briefi, S.; Lishev, S.; Fantz, U.: Self-consistent fluid model for simulating power coupling in hydrogen ICPs at 1 MHz including the nonlinear RF Lorentz force. Plasma Sources Science and Technology 30, 065011 (2021)

Zielke, D.; Lishev, S.; Briefi, S.; Rauner, D.; Fantz, U.: Model to self-consistently describe the RF coupling in low pressure high power hydrogen ICPs. In: 46th EPS Conference on Plasma Physics, P2.3018 (Hg. Riconda, C.; Brezinsek, S.; McCarty, K.; Lancaster, K.; Burgess, D. et al.). 46th EPS Conference on Plasma Physics, Milan, 08. Juli 2019 - 12. Juli 2019. European Physical Society, Geneva (2019)

Zielke, D.; Lishev, S.; Briefi, S.; Fantz, U.: Self-consistent 2D fluid model for optimizing RF coupling at NNBI ion sources. In: Verhandlungen der Deutschen Physikalischen Gesellschaft, (VI) 55 (1), P 10.11. DPG-Frühjahrstagung der Sektion Atome, Moleküle, Quantenoptik und Plasmen (SAMOP), Hannover, 08. März 2020 - 13. März 2020. DPG, Bad Honnef (eingereicht)

Wimmer, C.; Fantz, U.; Cherukulappurath, A.; Döring, A.; Riedl, R.; Zielke, D.: Improved RF coupling in a powerful H^- source for fusion. 9th International Symposium on Negative Ions, Beams and Sources (NIBS 2024), Gandhinagar Gujarat (eingereicht)

Fantz, U.; Wünderlich, D.; Wimmer, C.; Barnes, M.; Fröschle, M.; Harder, N. d.; Heinemann, B.; Heiler, A.; Merk, F.; Navarro, A. et al.; Nocentini, R.; Orozco, G.; Riedl, R.; Yordanov, D.; Zielke, D.: Contributions of the Extended ELISE and BATMAN Upgrade. 29th IAEA Fusion Energy Conference (FEC 2023), London (eingereicht)

Wimmer, C.; Barnes, M.; Harder, N. d.; Merk, F.; Navarro, A.; Orozco, G.; Serianni, G.; Veltri, P.; Wünderlich, D.; Zielke, D. et al.; Fantz, U.; NNBI Team, Max Planck Institute for Plasma Physics, Max Planck Society: Beam divergence of RF negative ion sources for fusion. 20th International Conference on Ion Sources (ICIS 2023), Victoria, BC (eingereicht)

Wimmer, C.; Berner, J.; Heiler, A.; Merk, F.; Zielke, D.; Fantz, U.; NNBI Team, Max Planck Institute for Plasma Physics, Max Planck Society: From surface production to extraction in negative hydrogen ion sources: diagnosing H^- and its precursors. 49th EPS Conference on Plasma Physics, Bordeaux (eingereicht)

Briefi, S.; Wünderlich, D.; Zielke, D.; Fantz, U.: Investigation of spatially resolved plasma parameter and potential distributions at the BATMAN Upgrade ion source. 8th International Symposium on Negative Ions, Beams and Sources (NIBS 2022), Padova, Virtual (eingereicht)