Publications of C. Wimmer

Journal Article (39)

21.
Journal Article
Mimo, A.; Wimmer, C.; Wünderlich, D.; Fantz, U.: Modelling of caesium dynamics in the negative ion sources at BATMAN and ELISE. AIP Conference Proceedings 1869 (1), 030019 (2017)
22.
Journal Article
Toigo, V.; Dal Bello, S.; Gaio, E.; Luchetta, A.; Pasqualotto, R.; Zaccaria, P.; Bigi, M.; Chitarin, G.; Marcuzzi, D.; Pomaro, N. et al.; Serianni, G.; Agostinetti, P.; Agostini, M.; Antoni, V.; Aprile, D.; Baltador, C.; Barbisan, M.; Battistella, M.; Boldrin, M.; Brombin, M.; Dalla Palma, M.; De Lorenzi, A.; Delogu, R.; De Muri, M.; Fellin, F.; Ferro, A.; Gambetta, G.; Grando, L.; Jain, P.; Maistrello, A.; Manduchi, G.; Marconato, N.; Pavei, M.; Peruzzo, S.; Pilan, N.; Pimazzoni, A.; Piovan, R.; Recchia, M.; Rizzolo, A.; Sartori, E.; Siragusa, M.; Spada, E.; Spagnolo, S.; Spolaore, M.; Taliercio, C.; Valente, M.; Veltri, P.; Zamengo, A.; Zaniol, B.; Zanotto, L.; Zaupa, M.; Boilson, D.; Graceffa, J.; Svensson, L.; Schunke, B.; Decamps, H.; Urbani, M.; Kushwah, M.; Chareyre, J.; Singh, M.; Bonicelli, T.; Agarici, G.; Garbuglia, A.; Masiello, A.; Paolucci, F.; Simon, M.; Bailly-Maitre, L.; Bragulat, E.; Gomez, G.; Gutierrez, D.; Mico, G.; Moreno, J.-F.; Pilard, V.; Chakraborty, A.; Baruah, U.; Rotti, C.; Patel, H.; Nagaraju, M. V.; Singh, N. P.; Patel, A.; Dhola, H.; Raval, B.; Fantz, U.; Fröschle, M.; Heinemann, B.; Kraus, W.; Nocentini, R.; Riedl, R.; Schiesko, L.; Wimmer, C.; Wünderlich, D.; Cavenago, M.; Croci, G.; Gorini, G.; Rebai, M.; Muraro, A.; Tardocchi, M.; Hemsworth, R.: The ITER Neutral Beam Test Facility towards SPIDER operation. Nuclear Fusion 57, 086027 (2017)
23.
Journal Article
Wimmer, C.; Fantz, U.; Aza, E.; Jovovic, J.; Kraus, W.; Mimo, A.; Schiesko, L.: Investigation of plasma parameters at BATMAN for variation of the Cs evaporation asymmetry and comparing two driver geometries. AIP Conference Proceedings 1869 (1), 030021 (2017)
24.
Journal Article
Tsumori, K.; Ikeda, K.; Nakano, H.; Kisaki, M.; Geng, S.; Wada, M.; Sasaki, K.; Nishiyama, S.; Goto, M.; Serianni, G. et al.; Agostinetti, P.; Sartori, E.; Brombin, M.; Veltri, P.; Wimmer, C.; Nagaoka, K.; Osakabe, M.; Takeiri, Y.; Kaneko, O.: Negative ion production and beam extraction processes in a large ion source (invited). Review of Scientific Instruments 87, 02B936 (2016)
25.
Journal Article
Wimmer, C.; Fantz, U.; NNBI Team, Max Planck Institute for Plasma Physics, Max Planck Society: Extraction of negative charges from an ion source: Transition from an electron repelling to an electron attracting plasma close to the extraction surface. Journal of Applied Physics 120, 073301 (2016)
26.
Journal Article
Wimmer, C.; Schiesko, L.; Fantz, U.: Investigation of the boundary layer during the transition from volume to surface dominated H- production at the BATMAN test facility. Review of Scientific Instruments 87, 02B310 (2016)
27.
Journal Article
Wünderlich, D.; Fantz, U.; Heinemann, B.; Kraus, W.; Riedl, R.; Wimmer, C.; NNBI Team, Max Planck Institute for Plasma Physics, Max Planck Society: Progress of the ELISE test facility: towards one hour pulses in hydrogen. Nuclear Fusion 56, 106004 (2016)
28.
Journal Article
Fantz, U.; Franzen, P.; Kraus, W.; Schiesko, L.; Wimmer, C.; Wünderlich, D.: Size Scaling of Negative Hydrogen Ion Sources for Fusion. AIP Conference Proceedings 1655, 040001 (2015)
29.
Journal Article
Wimmer, C.; Fantz, U.; NNBI Team, Max Planck Institute for Plasma Physics, Max Planck Society: Dependence of the source performance on plasma parameters at the BATMAN test facility. AIP Conference Proceedings 1655, 040004 (2015)
30.
Journal Article
Wünderlich, D.; Wimmer, C.; Friedl, R.: A collisional radiative model for caesium and its application to an RF source for negative hydrogen ions. AIP Conference Proceedings 1655, 020006 (2015)
31.
Journal Article
Wünderlich, D.; Wimmer, C.; Friedl, R.: A collisional radiative model for low-pressure hydrogen–caesium plasmas and its application to an RF source for negative hydrogen ions. Journal of Quantitative Spectroscopy and Radiative Transfer 149, pp. 360 - 371 (2014)
32.
Journal Article
Franzen, P.; Heinemann, B.; Fantz, U.; Wünderlich, D.; Kraus, W.; Fröschle, M.; Martens, C.; Riedl, R.; Nocentini, R.; Masiello, A. et al.; Ruf, B.; Schiesko, L.; Wimmer, C.; NNBI Team: Commissioning and first results of the ITER-relevant negative ion beam test facility ELISE. Fusion Engineering and Design 88 (12), pp. 3132 - 3140 (2013)
33.
Journal Article
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)
34.
Journal Article
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)
35.
Journal Article
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)
36.
Journal Article
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)
37.
Journal Article
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)
38.
Journal Article
Fantz, U.; Gutser, R.; Wimmer, C.: Fundamental experiments on evaporation of caesium in ion sources. Review of Scientific Instruments 81, 02B102 (4pp) (2010)
39.
Journal Article
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)

Book Chapter (2)

40.
Book Chapter
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 H12. 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)
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