Publications of C. Wimmer

Heinemann, B.; Fantz, U.; Franzen, P.; Froeschle, M.; Kraus, W.; Martens, C.; Nocentini, R.; Riedl, R.; Ruf, B.; Schiesko, L. et al.; Wimmer, C.; Wuenderlich, D.; NNBI-Team: Negative ion test facility ELISE - Status and first results. Fusion Engineering and Design 88 (6-8), pp. 512 - 516 (2013)

Briefi, S.; Wimmer, C.; Fantz, U.: Correction factors for saturation effects in white light and laser absorption spectroscopy for application to low pressure plasmas. Physics of Plasmas 19, 053501 (10pp) (2012)

Fantz, U.; Wimmer, C.: Cesium dynamics in long pulse operation of negative hydrogen ion sources for fusion. Review of Scientific Instruments 83, 02B110 (3pp) (2012)

Fantz, U.; Wimmer, C.: Optimizing the laser absorption technique for quantification of caesium densities in negative hydrogen ion sources. Journal of Physics D: Applied Physics 44, 335202 (12pp) (2011)

Gutser, R.; Wimmer, C.; Fantz, U.: Work function measurements during plasma exposition at conditions relevant in negative ion sources for the ITER neutral beam injection. Review of Scientific Instruments 82, 023506 (7pp) (2011)

Fantz, U.; Gutser, R.; Wimmer, C.: Fundamental experiments on evaporation of caesium in ion sources. Review of Scientific Instruments 81, 02B102 (4pp) (2010)

Jahnke, T.; Czasch, A.; Schöffler, M. S.; Schössler, S.; Knapp, A.; Käsz, M.; Titze, J.; Wimmer, C.; Kreidi, K.; Grisenti, R. E. et al.; Staudte, A.; Jagutzki, O.; Hergenhahn, U.; Schmidt-Böcking, H.; Dörner, R.: Experimental Observation of Interatomic Coulombic Decay in Neon Dimers. Physical Review Letters 93, 163401 (2004)

Stockli, M. P.; Faircloth, D.; Kraus, W.; Ando, A.; Bollinger, D. S.; Briefi, S.; Fantz, U.; Friedl, R.; Kashiwagi, M.; King, D. et al.; Koivisto, H.; Han, B. X.; Lettry, J.; Takeiri, Y.; Tarvainen, O.; Tsumori, K.; Welton, R. F.; Wimmer, C.: Workshop on performance variations in H⁻ ion sources 2012: PV H⁻12. In: Third International Symposium on Negative Ions, Beams and Sources (NIBS 2012), pp. 594 - 597 (Eds. Tarvainen, O.; Kalvas, T.). American Institute of Physics, Melville, TN (2013)

Wimmer, C.; Fantz, U.; NNBI-Team: Cesium dynamics and H^- density in the extended boundary layer of negative hydrogen ion sources for fusion. In: Third International Symposium on Negative Ions, Beams and Sources (NIBS 2012), pp. 246 - 254 (Eds. Tarvainen, O.; Kalvas, T.). American Institute of Physics, Melville, TN (2013)

Franzen, P.; Heinemann, B.; Fantz, U.; Wünderlich, D.; Kraus, W.; Fröschle, M.; Martens, C.; Riedl, R.; Masiello, A.; Ruf, B. et al.; Schiesko, L.; Wimmer, C.; NNBI Team: Commissioning and First Results of the ITER-Relevant Negative Ion Beam Test Facility ELISE. In: Proceedings of the 24th IAEA Fusion Energy Conference, ITR/P1-01. 24th IAEA Fusion Energy Conference 2012, San Diego, CA, October 08, 2012 - October 13, 2012. International Atomic Energy Agency, Vienna (2013)

Merk, F.; Wimmer, C.; Briefi, S.; Carbone, E.; Fantz, U.; NNBI Team, Max Planck Institute for Plasma Physics, Max Planck Society: First Steps towards TALIF Measurements of the H Atom Velocity Distribution Function and Density in Negative Ion Sources. In: Verhandlungen der Deutschen Physikalischen Gesellschaft, (VI) 55 (1), P 16.10. DPG-Frühjahrstagung der Sektion Atome, Moleküle, Quantenoptik und Plasmen (SAMOP), Hannover, March 08, 2020 - March 13, 2020. DPG, Bad Honnef (submitted)

Fantz, U.; Wünderlich, D.; Wimmer, C.; Briefi, S.; Friedl, R.; Heiler, A.; Berner, J.; Lindqvist, M.; Merk, F.; Mimo, A. et al.; Yordanov, D.: Electronegative hydrogen plasmas: production, diagnostics and application. 25th Europhysics Conference on the Atomic and Molecular Physics of Ionized Gases (ESCAMPIG 2022), Paris (submitted)

Merk, F.; Wimmer, C.; Briefi, S.; Fantz, U.: TALIF for atomic hydrogen at negative hydrogen ion sources. 25th Europhysics Conference on the Atomic and Molecular Physics of Ionized Gases (ESCAMPIG 2022), Paris (submitted)

Wimmer, C.; Hurlbatt, A.; Orozco, G.; Barnes, M.; Harder, N. d.; Fantz, U.: BATMAN Upgrade: general results from beam optics studies. 8th International Symposium on Negative Ions, Beams and Sources (NIBS 2022), Padova, Virtual (submitted)

Merk, F.; Wimmer, C.; Briefi, S.; Fantz, U.: TALIF on H₂ Plasmas and its Application to Negative Ion Sources. DPG-Frühjahrstagung der Fachverbände Physik der Hadronen und Kerne, Plasmaphysik und des Arbeitskreises Beschleunigerphysik , Mainz, Virtual (submitted)

Mimo, A.; Wimmer, C.; Wünderlich, D.; Fröschle, M.; Fantz, U.: Towards the Optimization of the Cs Evaporation Configuration for Long Pulse Operation of Negative Ion Sources. 19th International Conference on Ion Sources (ICIS 2021), Virtual (submitted)

Wimmer, C.; Briefi, S.; Fröschle, M.; Heinemann, B.; Harder, N. d.; Hurlbatt, A.; Mimo, A.; Nocentini, R.; Orozco, G.; Fantz, U.: Overview of Recent and Upcoming Activities at the BATMAN Upgrade Test Facility. 19th International Conference on Ion Sources (ICIS 2021), Virtual (submitted)

Hurlbatt, A.; Bonomo, F.; Orozco, G.; Nocentini, R.; Wimmer, C.: Impact of operational parameters on single beamlet deflection in a negative ion source for NBI applications. 7th International Symposium on Negative Ions, Beams and Sources (NIBS 2020) (Virtual) (submitted)

Nakano, H.; Wimmer, C.; Kisaki, M.; Hurlbatt, A.; Briefi, S.; Bonomo, F.; Mimo, A.; Heinemann, B.; Fröschle, M.; Tsumori, K. et al.; Fantz, U.: Initial results of a plasma grid comparison experiment between NIFS and ITER-like types at BATMAN Upgrade. 7th International Symposium on Negative Ions, Beams and Sources (NIBS 2020) (Virtual) (submitted)

Mimo, A.; Nakano, H.; Wimmer, C.; Wünderlich, D.; Fantz, U.; Tsumori, K.: Cavity Ring-Down Spectroscopy system for the determination of negative hydrogen ion density at the ELISE test facility. 18th International Conference on Ion Sources (ICIS 2019), Lanzhou (submitted)