Publications of C. Wimmer

Poster (24)

81.
Poster
Berner, J. M.; Wimmer, C.; Fantz, U.: Work Function Measurements of the Cesiated Surface in a Negative Hydrogen Ion Source Using LEDs. DPG-Frühjahrstagung der Fachverbände Physik der Hadronen und Kerne, Plasmaphysik und des Arbeitskreises Beschleunigerphysik , Mainz, Virtual (submitted)
82.
Poster
Harder, N. d.; Hurlbatt, A.; Wimmer, C.; Orozco, G.; Nocentini, R.; Fröschle, M.; Heinemann, B.; Fantz, U.: The ITER-HNB Plasma Grid and Extraction Grid in BUG: Characterization of a Magnetic Deflection Correction System. 19th International Conference on Ion Sources (ICIS 2021), Virtual (submitted)
83.
Poster
Merk, F.; Wimmer, C.; Briefi, S.; Fantz, U.: TALIF on H2 Plasmas in Preparation of its Usage for Negative Ion Sources. DPG-Tagung der Sektion Materie und Kosmos (SMuK), Virtual (submitted)
84.
Poster
Yordanov, D.; Wünderlich, D.; Wimmer, C.; Fantz, U.: On the Effect of Biased Surfaces in the Vicinity of the Extraction Area at the Large RF Driven Negative Ion Source at the ELISE Test Facility. 19th International Conference on Ion Sources (ICIS 2021), Virtual (submitted)
85.
Poster
Orozco, G.; Bonomo, F.; Harder, N. d.; Heinemann, B.; Hurlbatt, A.; Nocentini, R.; Riedl, R.; Wimmer, C.: Design and first results of a retractable 1D-CFC beam target for BATMAN Upgrade. 31st Symposium on Fusion Technology (SOFT 2020), Virtual Edition (submitted)
86.
Poster
Wünderlich, D.; Riedl, R.; Bonomo, F.; Mario, I.; Mimo, A.; Wimmer, C.; Fantz, U.; Heinemann, B.; Kraus, W.; NNBI Team, Max Planck Institute for Plasma Physics, Max Planck Society: NNBI for ITER: Status of Long Pulses in Deuterium at the Test Facilities Batman Upgrade and ELISE. 28th IAEA Fusion Energy Conference (FEC 2020), Virtual (submitted)
87.
Poster
Nakano, H.; Mimo, A.; Kisaki, M.; Wimmer, C.; Mario, I.; Wünderlich, D.; Ikeda, K.; Masaki, S.; Haba, Y.; Nagaoka, K. et al.; Fujiwara, Y.; Osakabe, M.; Fantz, U.; Tsumori, K.: Characteristics comparison of negative ion density between negative ion sources at NIFS and IPP. 18th International Conference on Ion Sources (ICIS 2019), Lanzhou (2019)
88.
Poster
Wimmer, C.; Bonomo, F.; Hurlbatt, A.; Schiesko, L.; Fantz, U.; Heinemann, B.; Orozco, G.; Agostini, M.; Barbisan, M.; Brombin, M. et al.; Delogu, R.; Pimazzoni, A.; Serianni, G.; Ugoletti, M.; Veltri, P.: Novel comparative measurement of H- beam divergences at the BATMAN Upgrade test facility: single beamlet and a group of beamlets. 18th International Conference on Ion Sources (ICIS 2019), Lanzhou (submitted)
89.
Poster
Fantz, U.; Bonomo, F.; Fröschle, M.; Heinemann, B.; Hurlbatt, A.; Kraus, W.; Schiesko, L.; Montellano, I. M.; Nocentini, R.; Riedl, R. et al.; Wimmer, C.: Advanced NBI beam characterisation capabilities at the recently improved test facility BATMAN Upgrade. 30th Symposium on Fusion Technology (SOFT 2018), Giardini Naxos (submitted)
90.
Poster
Heinemann, B.; Kraus, W.; Wünderlich, D.; Bonomo, F.; Fantz, U.; Fröschle, M.; Mario, I.; Riedl, R.; Wimmer, C.: Achievements of the ELISE test facility in view of the ITER NBI. 30th Symposium on Fusion Technology (SOFT 2018), Giardini Naxos (submitted)
91.
Poster
Schiesko, L.; Wimmer, C.; Fantz, U.; NNBI Team, Max Planck Institute for Plasma Physics, Max Planck Society: Langmuir Probe Investigations of Different Magnetic Filter Field Configurations at BATMAN Upgrade. 6th International Symposium on Negative Ions, Beams and Sources (NIBS 2018), Novosibirsk (submitted)
92.
Poster
Heinemann, B.; Fantz, U.; Kraus, W.; Wünderlich, D.; Bonomo, F.; Froeschle, M.; Mario, I.; Nocentini, R.; Riedl, R.; Wimmer, C.: Latest achievements of the negative ion beam test facility ELISE. 13th International Symposium on Fusion Nuclear Technology (ISFNT-13), Kyoto (submitted)
93.
Poster
Aza, E.; Schiesko, L.; Wimmer, C.; Wünderlich, D.; Fantz, U.; NNBI Team, Max Planck Institute for Plasma Physics, Max Planck Society: Beam characterization at BATMAN for variation of the Cs evaporation asymmetry and comparing two driver geometries. 5th International Symposium on Negative Ions, Beams and Sources (NIBS 2016), Oxford (submitted)
94.
Poster
Mimo, A.; Wimmer, C.; Wünderlich, D.; Fantz, U.: Optimization of caesium dynamics in large and powerful RF sources for negative hydrogen ions. DPG-Frühjahrstagung 2015 der Fachverbände Kurzzeitphysik und Plasmaphysik, Bochum (submitted)
95.
Poster
Mimo, A.; Wimmer, C.; Wünderlich, D.; Fantz, U.: Investigation of Cs dynamics in RF negative ion sources by means of numerical simulations and laser absorption spectroscopy. DPG-Frühjahrstagung der Sektion Atome, Moleküle, Quantenoptik und Plasmen (SAMOP), Hannover (submitted)
96.
Poster
Wimmer, C.; Fantz, U.; NNBI Team, Max Planck Institute for Plasma Physics, Max Planck Society: Einfluss der Plasmagittervorspannung auf die erweiterte Randschicht in HF-Quellen negativer Wasserstoffionen. DPG-Frühjahrstagung 2015 der Fachverbände Kurzzeitphysik und Plasmaphysik, Bochum (submitted)
97.
Poster
Wünderlich, D.; Wimmer, C.; Friedl, R.: A Collisional Radiative Model for Caesium and its Application to an RF Source for Negative Hydrogen Ions. 4th International Symposium on Negative Ions, Beams and Sources (NIBS 2014), Garching (submitted)
98.
Poster
Wimmer, C.; Fantz, U.; Wünderlich, D.: Doppelsonden als robuste Diagnostik zur Bestimmung der Plasmadichte in HF-Quellen für die Produktion negativer Wasserstoffionen. DPG-Frühjahrstagung, Jena (2013)
99.
Poster
Franzen, P.; Heinemann, B.; Fantz, U.; Wünderlich, D.; Kraus, W.; Fröschle, M.; Martens, C.; Riedl, R.; Ruf, B.; Schiesko, L. et al.; Wimmer, C.; NNBI Team: Commissioning and First Results of the ITER-Relevant Negative Ion Beam Test Facility ELISE. 24th IAEA Fusion Energy Conference, San Diego, CA (2012)
100.
Poster
Wimmer, C.; Fantz, U.; Wünderlich, D.; NNBI Team: Laserabsorptionsspektroskopie an zwei Sichtstrahlen zur ortsaufgelösten Bestimmung der Cäsiumdynamik in Quellen negativer Wasserstoffionen. DPG-Frühjahrstagung der Sektion AMOP, Stuttgart (2012)
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