apl. Prof. Dr.-Ing. Ursel Fantz

Professor
Experimental Plasma Physics
Phone: +49 821 598 3310
Fax: +49 821 598 3302
Email:
Room: 109 (R)
Address: Universitätsstraße 1 (Physik Nord), 86159 Augsburg

Publications

Ursel Fantz
2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 | 1999 | 1998

2020

A. Heiler, Roland Friedl und Ursel Fantz
Application of a Langmuir probe AC technique for reliable access to the low energy range of electron energy distribution functions in low pressure plasmas

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2019

Riccardo Nocentini, Federica Bonomo, Ursel Fantz, Markus Fröschle, Bernd Heinemann, Isabella Mario, Rudolf Riedl und Loic Schiesko
A new tungsten wire calorimeter for the negative ion source testbed BATMAN Upgrade

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David Rauner, Stefan Briefi und Ursel Fantz
Influence of the excitation frequency on the RF power transfer efficiency of low pressure hydrogen ICPs

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2018

Christian Wimmer, M. Lindauer und Ursel Fantz
Determination of the Cs distribution along a line of sight by the Zeeman splitting in an inhomogeneous magnetic field

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W. Kraus, Dirk Wünderlich, Ursel Fantz, B. Heinemann, F. Bonomo und R. Riedl
Deuterium results at the negative ion source test facility ELISE

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Palak Jain, M. Recchia, M. Cavenago, Ursel Fantz, Elena Gaio, W. Kraus, A. Maistrello und P. Veltri
Evaluation of power transfer efficiency for a high power inductively coupled radio-frequency hydrogen ion source

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Ursel Fantz und Jacques Lettry
Focus on sources of negatively charged ions

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Christian Wimmer, A. Mimo, M. Lindauer und Ursel Fantz
Improved understanding of the Cs dynamics in large H− sources by combining TDLAS measurements and modeling

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Full author list includes the NNBI Team

Christian Wimmer, I. Mario, Dirk Wünderlich und Ursel Fantz
Influence of external magnets and the potential rods on the plasma symmetry in the ELISE ion source

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Full author list: C. Wimmer, I. Mario, D. Wünderlich, U. Fantz, and the NNBI-Team

Dirk Wünderlich, R. Riedl, Ursel Fantz, B. Heinemann und W. Kraus
Initial caesium conditioning in deuterium of the ELISE negative ion source

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Full author list includes the NNBI team

Roland Friedl, F. Merk, C. Hopf und Ursel Fantz
Laboratory experiment for the development of a laser neutralizer in view of DEMO NNBI

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L. Schiesko, Christian Wimmer und Ursel Fantz
Langmuir probe investigations of different magnetic filter field configurations at BATMAN upgrade

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B. Heinemann, Ursel Fantz, W. Kraus, Dirk Wünderlich, F. Bonomo, M. Froeschle, I. Mario, R. Nocentini, R. Riedl und Christian Wimmer
Latest achievements of the negative ion beam test facility ELISE

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J. Lettry, S. Bertolo, Ursel Fantz, R. Guida, K. Kapusniak, F. Di Lorenzo, C. Machado, C. Mastrostefano, T. Minea, M. O’Neil, H. Neupert, D. Noll, D. Steyaert und N. Thaus
Linac4 H− source R&D: cusp free ICP and magnetron discharge

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Dirk Wünderlich, R. Riedl, F. Bonomo, I. Mario, Ursel Fantz, B. Heinemann und W. Kraus
Long pulse operation at ELISE: approaching the ITER parameters

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Full author team includes the NNBI team

Son Feng, Massimo Nocente, Dirk Wünderlich, F. Bonomo, Gabriele Croci, Ursel Fantz, B. Heinemann, Werner Kraus, I. Mario, A. Muraro, Roberto Pasqualotto, M. Rebai, M. Tardocchi und G. Gorini
Neutron measurements at the ELISE neutral beam test facility and implications for neutron based diagnostics at SPIDER

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F. Bonomo, M. Barbisan, Ursel Fantz, A. Hurlbatt, I. Mario und Dirk Wünderlich
Overview of the beam physics investigation at the ELISE test facility

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Full author list includes the NNBI Team

G. Castro, D. Mascali, G. Torrisi, M. Mazzaglia, R. Miracoli, E. Naselli, Stefan Briefi, Ursel Fantz, L. Celona, O. Leonardi, F. Leone, A. Miraglia, L. Neri, R. Reitano, F. P. Romano, G. Sorbello und S. Gammino
Plasma diagnostics update and consequences on the upgrade of existing sources

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Stefan Briefi und Ursel Fantz
Spectroscopic investigations of the ion source at BATMAN upgrade

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Full author list: S. Briefi, U. Fantz, and the NNBI Team

A. Mimo, Christian Wimmer, Dirk Wünderlich und Ursel Fantz
Studies of Cs dynamics in large ion sources using the CsFlow3D code

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M. Mazzaglia, G. Castro, D. Mascali, Stefan Briefi, Ursel Fantz, L. Celona, R. Miracoli, E. Naselli, R. Reitano, G. Torrisi und S. Gammino.
Study of the influence of magnetic field profile on plasma parameters in a simple mirror trap

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Ursel Fantz, C. Hopf, Roland Friedl, S. Cristofaro, B. Heinemann, S. Lishev und A. Mimo
Technology developments for a beam source of an NNBI system for DEMO

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A. Hurlbatt, F. Bonomo, N. den Harder, Dirk Wünderlich und Ursel Fantz
The particle tracking code BBCNI for negative ion beams and its application to BATMAN upgrade

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Full author list includes the NNBI Team

F. Bonomo, I. Mario, R. Nocentini, Dirk Wünderlich und Ursel Fantz
Uniformity of the large beam of ELISE during Cs conditioning

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Full author list includes the NNBI Team

Roland Friedl, S. Cristofaro und Ursel Fantz
Work function of Cs-free materials for enhanced H− surface production

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2017

V. Toigo, R. Piovan, S. Dal Bello, E. Gaio, A. Luchetta, R. Pasqualotto, P. Zaccaria, M. Bigi, G. Chitarin, D. Marcuzzi, N. Pomaro, G. Serianni, P. Agostinetti, M. Agostini, V. Antoni, D. Aprile, C. Baltador, M. Barbisan, M. Battistella, M. Boldrin, M. Brombin, M. Dalla Palma, A. De Lorenzi, R. Delogu, M. De Muri, F. Fellin, A. Ferro, C. Finotti, A. Fiorentin, G. Gambetta, F. Gnesotto, L. Grando, P. Jain, A. Maistrello, G. Manduchi, N. Marconato, M. Moresco, E. Ocello, M. Pavei, S. Peruzzo, N. Pilan, A. Pimazzoni, M. Recchia, A. Rizzolo, G. Rostagni, E. Sartori, M. Siragusa, P. Sonato, A. Sottocornola, E. Spada, S. Spagnolo, M. Spolaore, C. Taliercio, M. Valente, P. Veltri, A. Zamengo, B. Zaniol, L. Zanotto, M. Zaupa, D. Boilson, J. Graceffa, L. Svensson, B. Schunke, H. Decamps, M. Urbani, M. Kushwah, J. Chareyre, M. Singh, T. Bonicelli, G. Agarici, A. Masiello, F. Paolucci, M. Simon, L. Bailly-Maitre, E. Bragulat, G. Gomez, D. Gutierrez, G. Mico, J.-F. Moreno, V. Pilard, M. Kashiwagi, M. Hanada, H. Tobari, K. Watanabe, T. Maeshima, A. Kojima, N. Umeda, H. Yamanaka, A. Chakraborty, U. Baruah, C. Rotti, H. Patel, M. V. Nagaraju, N. P. Singh, A. Patel, H. Dhola, B. Raval, Ursel Fantz, B. Heinemann, W. Kraus, S. Hanke, V. Hauer, S. Ochoa, P. Blatchford, B. Chuilon, Y. Xue, H. P. L. De Esch, R. Hemsworth, G. Croci, G. Gorini, M. Rebai, A. Muraro, M. Cavenago, M. D'Arienzo und S. Sandri
A substantial step forward in the realization of the ITER HNB system: the ITER NBI test facility

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E. Aza, L. Schiesko, Christian Wimmer, Dirk Wünderlich und Ursel Fantz
Beam characterization at BATMAN for variation of the Cs evaporation asymmetry and comparing two driver geometries

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M. Barbisan, F. Bonomo, Ursel Fantz und Dirk Wünderlich
Beam characterization by means of emission spectroscopy in the ELISE test facility

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J. Lettry, D. Aguglia, S. Bertolo, Stefan Briefi, A. Butterworth, Y. Coutron, A. Dallocchio, N. David, E. Chaudet, Ursel Fantz, D. Fink, M. Garlasche, A. Grudiev, R. Guida, J. Hansen, M. Haase, A. Hatayama, A. Jones, T. Kalvas, I. Koszar, J.-B. Lallement, A. Lombardi, F. di Lorenzo, C. Machado, C. Mastrostefano, S. Mathot, S. Mattei, P. Moyret, K. Nishida, M. O’Neil, M. Paoluzzi, U. Raich, F. Roncarolo, R. Scrivens, D. Steyaert, N. Thaus und G. Voulgarakis
CERN’s Linac4 cesiated surface H− source

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J. Zacks, Ursel Fantz, T. Farley, I. Turner, R. McAdams und Dirk Wünderlich
Characterisation of the SNIF ion source

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S. Nishioka, S. Mochalskyy, F. Taccogna, A. Hatayama, Ursel Fantz und P. Minelli
Code-to-code benchmark tests for 3D simulation models dedicated to the extraction region in negative ion sources

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S. Mochalskyy, T. Minea, A. Revel, I. Montellano, Dirk Wünderlich und Ursel Fantz
Comment on 'Issues in the understanding of negative ion extraction for fusion'

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P. Sonato, P. Agostinetti, T. Bolzonella, F. Cismondi, Ursel Fantz, A. Fassina, T. Franke, I. Furno, C. Hopf, I. Jenkins, E. Sartori, M. Q. Tran, J. Varje, P. Vincenzi und L. Zanotto
Conceptual design of the DEMO neutral beam injectors: main developments and R&D achievements

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Stefan Briefi, David Rauner und Ursel Fantz
Determination of the rotational population of H2 and D2 including high-N states in low temperature plasmas via the Fulcher-α transition

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Roland Friedl, Uwe Kurutz und Ursel Fantz
Efficiency of Cs-free materials for negative ion production in H2 and D2 plasmas

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Stefan Briefi, S. Mattei, David Rauner, J. Lettry, M. Q. Tran und Ursel Fantz
Experimental benchmark of the NINJA code for application to the Linac4 H− ion source plasma

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M. Nocente, S. Feng, Dirk Wünderlich, F. Bonomo, G. Croci, Ursel Fantz, B. Heinemann, W. Kraus, I. Mario, R. Pasqualotto, M. Tardocchi und G. Gorini
Experimental investigation of beam-target neutron emission at the ELISE neutral beam test facility

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Roland Friedl und Ursel Fantz
Influence of H2 and D2 plasmas on the work function of caesiated materials

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S. Lishev, L. Schiesko, Dirk Wünderlich und Ursel Fantz
Influence of the configuration of the magnetic filter field on the discharge structure in the RF driven negative ion source prototype for fusion

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Stefan Briefi, S. Mattei, J. Lettry und Ursel Fantz
Influence of the cusp field on the plasma parameters of the Linac4 H− ion source

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M. Barbisan, Ursel Fantz und Dirk Wünderlich
Influence of the magnetic filter field topology on the beam divergence at the ELISE test facility

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Christian Wimmer, Ursel Fantz, E. Aza, J. Jovović, W. Kraus, A. Mimo und L. Schiesko
Investigation of plasma parameters at BATMAN for variation of the Cs evaporation asymmetry and comparing two driver geometries

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David Rauner, S. Mattei, Stefan Briefi, Ursel Fantz, A. Hatayama, J. Lettry, K. Nishida und M. Q. Tran
Investigation of the RF efficiency of inductively coupled hydrogen plasmas at 1 MHz

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Uwe Kurutz, Roland Friedl und Ursel Fantz
Investigations on Cs-free alternatives for negative ion formation in a low pressure hydrogen discharge at ion source relevant parameters

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Dirk Wünderlich, W. Kraus, M. Fröschle, R. Riedl, Ursel Fantz und B. Heinemann
Long pulse, high power operation of the ELISE test facility

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Adrien Revel, Serhiy Mochalskyy, Ivar Mauricio Montellano, Dirk Wünderlich, Ursel Fantz und Tiberiu Minea
Massive parallel 3D PIC simulation of negative ion extraction

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A. Mimo, Christian Wimmer, Dirk Wünderlich und Ursel Fantz
Modelling of caesium dynamics in the negative ion sources at BATMAN and ELISE

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Adrien Revel, Serhiy Mochalskyy, Dirk Wünderlich, Ursel Fantz und Tiberiu Minea
ONIX results: comparison of grid geometry (BATMAN - ELISE - flat grid)

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Ursel Fantz, Dirk Wünderlich, B. Heinemann, W. Kraus und R. Riedl
Operation of large RF sources for H−: lessons learned at ELISE

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W. Kraus, L. Schiesko, Christian Wimmer, Ursel Fantz und B. Heinemann
Performance of the BATMAN RF source with a large racetrack shaped driver

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R. Nocentini, Ursel Fantz, M. Froeschle, B. Heinemann, W. Kraus, R. Riedl und Dirk Wünderlich
Preparation of the ELISE test facility for long-pulse extraction of negative ion beams

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Ursel Fantz, Stefan Briefi, Roland Friedl, C. Fröhler, D. Rauner und Dirk Wünderlich
Quantification of UV/VUV photon fluxes of hydrogen plasmas by spectroscopy and by collisional radiative modelling

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David Rauner, Stefan Briefi und Ursel Fantz
RF power transfer efficiency of inductively coupled low pressure H2 and D2 discharges

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S. Cristofaro, Roland Friedl und Ursel Fantz
Simultaneous measurements of work function and H‒ density including caesiation of a converter surface

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C. Marini, R. Agnello, B. P. Duval, I. Furno, A. A. Howling, R. Jacquier, A. N. Karpushov, G. Plyushchev, K. Verhaegh, Ph. Guittienne, Ursel Fantz, Dirk Wünderlich, S. Béchu und A. Simonin
Spectroscopic characterization of H2 and D2 helicon plasmas generated by a resonant antenna for neutral beam applications in fusion

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V. Toigo, S. Dal Bello, E. Gaio, A. Luchetta, R. Pasqualotto, P. Zaccaria, M. Bigi, G. Chitarin, D. Marcuzzi, N. Pomaro, G. Serianni, P. Agostinetti, M. Agostini, V. Antoni, D. Aprile, C. Baltador, M. Barbisan, M. Battistella, M. Boldrin, M. Brombin, M. Dalla Palma, A. De Lorenzi, R. Delogu, M. De Muri, F. Fellin, A. Ferro, G. Gambetta, L. Grando, P. Jain, A. Maistrello, G. Manduchi, N. Marconato, M. Pavei, S. Peruzzo, N. Pilan, A. Pimazzoni, R. Piovan, M. Recchia, A. Rizzolo, E. Sartori, M. Siragusa, E. Spada, S. Spagnolo, M. Spolaore, C. Taliercio, M. Valente, P. Veltri, A. Zamengo, B. Zaniol, L. Zanotto, M. Zaupa, D. Boilson, J. Graceffa, L. Svensson, B. Schunke, H. Decamps, M. Urbani, M. Kushwah, J. Chareyre, M. Singh, T. Bonicelli, G. Agarici, A. Garbuglia, A. Masiello, F. Paolucci, M. Simon, L. Bailly-Maitre, E. Bragulat, G. Gomez, D. Gutierrez, G. Mico, J.-F. Moreno, V. Pilard, A. Chakraborty, U. Baruah, C. Rotti, H. Patel, M.V. Nagaraju, N.P. Singh, A. Patel, H. Dhola, B. Raval, Ursel Fantz, M. Fröschle, B. Heinemann, W. Kraus, R. Nocentini, R. Riedl, L. Schiesko, Christian Wimmer, Dirk Wünderlich, M. Cavenago, G. Croci, G. Gorini, M. Rebai, A. Muraro, M. Tardocchi und R. Hemsworth
The ITER neutral beam test facility towards SPIDER operation

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V. Toigo, R. Piovan, S. Dal Bello, E. Gaio, A. Luchetta, R. Pasqualotto, P. Zaccaria, M. Bigi, G. Chitarin, D. Marcuzzi, N. Pomaro, G. Serianni, P. Agostinetti, M. Agostini, V. Antoni, D. Aprile, C. Baltador, M. Barbisan, M. Battistella, M. Boldrin, M. Brombin, M. Dalla Palma, A. De Lorenzi, R. Delogu, M. De Muri, F. Fellin, A. Ferro, A. Fiorentin, G. Gambetta, F. Gnesotto, L. Grando, P. Jain, A. Maistrello, G. Manduchi, N. Marconato, M. Moresco, E. Ocello, M. Pavei, S. Peruzzo, N. Pilan, A. Pimazzoni, M. Recchia, A. Rizzolo, G. Rostagni, E. Sartori, M. Siragusa, P. Sonato, A. Sottocornola, E. Spada, S. Spagnolo, M. Spolaore, C. Taliercio, M. Valente, P. Veltri, A. Zamengo, B. Zaniol, L. Zanotto, M. Zaupa, D. Boilson, J. Graceffa, L. Svensson, B. Schunke, H. Decamps, M. Urbani, M. Kushwah, J. Chareyre, M. Singh, T. Bonicelli, G. Agarici, A. Garbuglia, A. Masiello, F. Paolucci, M. Simon, L. Bailly-Maitre, E. Bragulat, G. Gomez, D. Gutierrez, G. Mico, J.-F. Moreno, V. Pilard, M. Kashiwagi, M. Hanada, H. Tobari, K. Watanabe, T. Maejima, A. Kojima, N. Umeda, H. Yamanaka, A. Chakraborty, U. Baruah, C. Rotti, H. Patel, M. V. Nagaraju, N. P. Singh, A. Patel, H. Dhola, B. Raval, Ursel Fantz, B. Heinemann, W. Kraus, S. Hanke, V. Hauer, S. Ochoa, P. Blatchford, B. Chuilon, Y. Xue, H. P. L. De Esch, R. Hemsworth, G. Croci, G. Gorini, M. Rebai, A. Muraro, M. Tardocchi, M. Cavenago, M. D’Arienzo, S. Sandri und A. Tonti
The PRIMA test facility: SPIDER and MITICA test-beds for ITER neutral beam injectors

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B. Heinemann, Ursel Fantz, W. Kraus, L. Schiesko, Christian Wimmer, Dirk Wünderlich, F. Bonomo, M. Fröschle, R. Nocentini und R. Riedl
Towards large and powerful radio frequency driven negative ion sources for fusion

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Ursel Fantz, C. Hopf, Dirk Wünderlich, Roland Friedl, M. Fröschle, B. Heinemann, W. Kraus, Uwe Kurutz, R. Riedl, R. Nocentini und L. Schiesko
Towards powerful negative ion beams at the test facility ELISE for the ITER and DEMO NBI systems

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2016

Riccardo Nocentini, Federica Bonomo, Marina Ricci, Antonio Pimazzoni, Ursel Fantz, Bernd Heinemann, Rudolf Riedl und Dirk Wünderlich
Beam calorimetry at the large negative ion source test facility ELISE: experimental setup and latest results

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R. Maurizio, Ursel Fantz, F. Bonomo und G. Serianni
Characterisation of the properties of a negative hydrogen ion beam by several beam diagnostic techniques

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Serhiy Mochalskyy, Ursel Fantz, Dirk Wünderlich und Tiberiu Minea
Comparison of ONIX simulation results with experimental data from the BATMAN testbed for the study of negative ion extraction

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Stefan Briefi, P. Gutmann, David Rauner und Ursel Fantz
Comparison of the B field dependency of plasma parameters of a weakly magnetized inductive and Helicon hydrogen discharge

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W. Kraus, Ursel Fantz, B. Heinemann und Dirk Wünderlich
Concepts of magnetic filter fields in powerful negative ion sources for fusion

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P. Sonato, P. Agostinetti, Ursel Fantz, T. Franke, I. Furno, A. Simonin und M. Q. Tran
Conceptual design of the beam source for the DEMO Neutral Beam Injectors

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Stefan Briefi, D. Fink, S. Mattei, J. Lettry und Ursel Fantz
Determination of discharge parameters via OES at the Linac4 H− ion source

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Dirk Wünderlich und Ursel Fantz
Evaluation of state-resolved reaction probabilities and their application in population models for He, H, and H2

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Christian Wimmer und Ursel Fantz
Extraction of negative charges from an ion source: transition from an electron repelling to an electron attracting plasma close to the extraction surface

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Full author list includes the NNBI-Team

M. Barbisan, C. Baltador, B. Zaniol, M. Cavenago, Ursel Fantz, R. Pasqualotto, G. Serianni, L. Vialetto und Dirk Wünderlich
First hydrogen operation of NIO1: characterization of the source plasma by means of an optical emission spectroscopy diagnostic

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M. J. Singh, Deirdre Boilson, Ronald Stephen Hemsworth, Julien Chareyre, Hans Decamps, Francois Geli, Joseph Graceffa, Beatrix Schunke, Lennart Svensson, Darshan Shah, Anass El Ouazzani, Marc Urbani, Hubert P. L. de Esch, Etienne Delmas, Vanni Antoni, Giuseppe Chitarin, Gianluigi Serianni, Diego Marcuzzi, Vanni Toigo, Pierluigi Zaccaria, Ursel Fantz, Peter Franzen, Bernd Heinemann, Werner Kraus, Mieko Kashiwagi, Masaya Hanada, Hiroyuki Tobari, Masaki Kuriyama, Antonio Masiello und Tullio Bonicelli
Heating neutral beams for ITER: present status

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Dirk Wünderlich, W. Kraus, M. Fröschle, R. Riedl, Ursel Fantz und B. Heinemann
Influence of the magnetic field topology on the performance of the large area negative hydrogen ion source test facility ELISE

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Full author list includes the NNBI Team

K. Ikeda, Dirk Wünderlich, Ursel Fantz, B. Heinemann, M. Kisaki, K. Nagaoka, H. Nakano, M. Osakabe, K. Tsumori, S. Geng, O. Kaneko und Y. Takeiri
Installation of spectrally selective imaging system in RF negative ion source

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Christian Wimmer, L. Schiesko und Ursel Fantz
Investigation of the boundary layer during the transition from volume to surface dominated H− production at the BATMAN test facility

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Dirk Wünderlich, Ursel Fantz, B. Heinemann, W. Kraus, R. Riedl und Christian Wimmer
Progress of the ELISE test facility: towards one hour pulses in hydrogen

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Full author list: D. Wünderlich, U. Fantz, B. Heinemann, W. Kraus, R. Riedl, C. Wimmer and the NNBI Team

Ursel Fantz, Stefan Briefi, David Rauner und Dirk Wünderlich
Quantification of the VUV radiation in low pressure hydrogen and nitrogen plasmas

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Ursel Fantz, B. Heinemann, Dirk Wünderlich, R. Riedl, W. Kraus, R. Nocentini und F. Bonomo
Towards 20 A negative hydrogen ion beams for up to 1 h: achievements of the ELISE test facility (invited)

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2015

R. Nocentini, F. Bonomo, A. Pimazzoni, Ursel Fantz, P. Franzen, M. Fröschle, B. Heinemann, R. Pasqualotto, R. Riedl, B. Ruf und Dirk Wünderlich
Advanced ion beam calorimetry for the test facility ELISE

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Stefan Briefi, P. Gutmann und Ursel Fantz
Alternative RF coupling configurations for H− ion sources

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F. Bonomo, B. Ruf, M. Barbisan, S. Cristofaro, L. Schiesko, Ursel Fantz, P. Franzen, R. Pasqualotto, R. Riedl, G. Serianni und Dirk Wünderlich
BATMAN beam properties characterization by the beam emission spectrocopy diagnostic

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Full author list includes the NNBI Team

David Rauner, Uwe Kurutz und Ursel Fantz
Comparison of measured and modelled negative hydrogen ion densities at the ECR-discharge HOMER

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Ursel Fantz, Roland Friedl und Stefan Briefi
Correlation of size, velocity, and autonomous phase of a plasmoid in atmosphere with the dissipated energy

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L. Schiesko, G. Cartry, C. Hopf, T. Höschen, G. Meisl, O. Encke, P. Franzen, B. Heinemann, K. Achkasov, C. Hopf und Ursel Fantz
Cs-doped Mo as surface converter for H−/D− generation in negative ion sources: first steps and proof of principle

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L. Schiesko, G. Cartry, C. Hopf, T. Höschen, G. Meisl, O. Encke, B. Heinemann, K. Achkasov, P. Amsalem und Ursel Fantz
First experiments with Cs doped Mo as surface converter for negative hydrogen ion sources

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Uwe Kurutz und Ursel Fantz
Investigations on caesium-free alternatives for H− formation at ion source relevant parameters

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V. Toigo, D. Boilson, T. Bonicelli, R. Piovan, M. Hanada, A. Chakraborty, G. Agarici, V. Antoni, U. Baruah, M. Bigi, G. Chitarin, S. Dal Bello, H. Decamps, J. Graceffa, M. Kashiwagi, R. Hemsworth, A. Luchetta, D. Marcuzzi, A. Masiello, F. Paolucci, R. Pasqualotto, H. Patel, N. Pomaro, C. Rotti, G. Serianni, M. Simon, M. Singh, N.P. Singh, L. Svensson, H. Tobari, K. Watanabe, P. Zaccaria, P. Agostinetti, M. Agostini, R. Andreani, D. Aprile, M. Bandyopadhyay, M. Barbisan, M. Battistella, P. Bettini, P. Blatchford, M. Boldrin, F. Bonomo, E. Bragulat, M. Brombin, M. Cavenago, B. Chuilon, A. Coniglio, G. Croci, M. Dalla Palma, M. D’Arienzo, R. Dave, H. P. L De Esch, A. De Lorenzi, M. De Muri, R. Delogu, H. Dhola, Ursel Fantz, F. Fellin, L. Fellin, A. Ferro, A. Fiorentin, N. Fonnesu, P. Franzen, M. Fröschle, E. Gaio, G. Gambetta, G. Gomez, F. Gnesotto, G. Gorini, L. Grando, V. Gupta, D. Gutierrez, S. Hanke, C. Hardie, B. Heinemann, A. Kojima, W. Kraus, T. Maeshima, A. Maistrello, G. Manduchi, N. Marconato, G. Mico, J. F. Moreno, M. Moresco, A. Muraro, V. Muvvala, R. Nocentini, E. Ocello, S. Ochoa, D. Parmar, A. Patel, M. Pavei, S. Peruzzo, N. Pilan, V. Pilard, M. Recchia, R. Riedl, A. Rizzolo, G. Roopesh, G. Rostagni, S. Sandri, E. Sartori, P. Sonato, A. Sottocornola, S. Spagnolo, M. Spolaore, C. Taliercio, M. Tardocchi, A. Thakkar, N. Umeda, M. Valente, P. Veltri, A. Yadav, H. Yamanaka, A. Zamengo, B. Zaniol, L. Zanotto und M. Zaupa
Progress in the realization of the PRIMA neutral beam test facility

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P. Franzen, Ursel Fantz, Dirk Wünderlich, B. Heinemann, R. Riedl, W. Kraus, M. Fröschle, B. Ruf und R. Nocentini
Progress of the ELISE test facility: results of caesium operation with low RF power

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Full author list: P. Franzen, U. Fantz, D. Wünderlich, B. Heinemann, R. Riedl, W. Kraus, M. Fröschle, B. Ruf, R. Nocentini and the NNBI Team

Ursel Fantz, P. Franzen, W. Kraus, L. Schiesko, Christian Wimmer und Dirk Wünderlich
Size scaling of negative hydrogen ion sources for fusion

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W. Kraus, Ursel Fantz, B. Heinemann und P. Franzen
Solid state generator for powerful radio frequency ion sources in neutral beam injection systems

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S. Lishev, L. Schiesko, Dirk Wünderlich und Ursel Fantz
Spatial distribution of the plasma parameters in the RF negative ion source prototype for fusion

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P. Franzen, D. Wünderlich, R. Riedl, R. Nocentini, F. Bonomo, Ursel Fantz, M. Fröschle, B. Heinemann, C. Martens, W. Kraus, A. Pimazzoni und B. Ruf
Status of the ELISE test facility

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Full author list includes the NNBI Team

Roland Friedl und Ursel Fantz
Temperature dependence of the work function of caesiated materials under ion source conditions

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S. Mochalskyy, Dirk Wünderlich, Ursel Fantz, P. Franzen und T. Minea
Towards a realistic 3D simulation of the extraction region in ITER NBI relevant ion source

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B. Heinemann, M. Fröschle, H.-D. Falter, Ursel Fantz, P. Franzen, W. Kraus, R. Nocentini, R. Riedl und B. Ruf
Upgrade of the BATMAN test facility for H− source development

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2014

S. Mochalskyy, Dirk Wünderlich, B. Ruf, P. Franzen, Ursel Fantz und T. Minea
3D numerical simulations of negative hydrogen ion extraction using realistic plasma parameters, geometry of the extraction aperture and full 3D magnetic field map

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Ursel Fantz, P. Franzen, B. Heinemann und Dirk Wünderlich
First results of the ITER-relevant negative ion beam test facility ELISE (invited)

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Ursel Fantz und Dirk Wünderlich
Fundamental data of diatomic molecules relevant for fusion

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Roland Friedl und Ursel Fantz
Fundamental studies on the Cs dynamics under ion source conditions

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Ursel Fantz, Stefan Briefi, Roland Friedl, Martin Kammerloher, Johannes Kolbinger und Alexander Oswald
Initial phase of a large atmospheric plasmoid generated above a water surface

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T. Yamamoto, T. Shibata, M. Ohta, M. Yasumoto, K. Nishida, A. Hatayama, S. Mattei, J. Lettry, K. Sawada und Ursel Fantz
Modeling of neutrals in the Linac4 H− ion source plasma: Hydrogen atom production density profile and Hα intensity by collisional radiative model

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Dirk Wünderlich, S. Mochalskyy, Ursel Fantz und P. Franzen
Modelling the ion source for ITER NBI: from the generation of negative hydrogen ions to their extraction

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Full author list includes the NNBI Team

P. Franzen und Ursel Fantz
On the NBI system for substantial current drive in a fusion power plant: status and R&D needs for ion source and laser neutralizer

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P. Franzen, Dirk Wünderlich und Ursel Fantz
On the electron extraction in a large RF-driven negative hydrogen ion source for the ITER NBI system

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Full author list includes the NNBI Team

S Mochalskyy, Dirk Wünderlich, B Ruf, Ursel Fantz, P. Franzen und T Minea
On the meniscus formation and the negative hydrogen ion extraction from ITER neutral beam injection relevant ion source

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Ursel Fantz, L Schiesko und Dirk Wünderlich
Plasma expansion across a transverse magnetic field in a negative hydrogen ion source for fusion

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F. Bonomo, M. Agostini, M. Brombin, Ursel Fantz, P. Franzen, R. Pasqualotto und Dirk Wünderlich
Tomography feasibility study on the optical emission spectroscopy diagnostic for the negative ion source of the ELISE test facility

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Full author list includes the NNBI Team

Riccardo Nocentini, Ursel Fantz, Peter Franzen, Markus Frschle, Bernd Heinemann und Rudolf Riedl
Toward a large RF ion source for the ITER neutral beam injector: overview of the ELISE test facility and first results

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W. Kraus, Stefan Briefi, Ursel Fantz, P. Gutmann und J. Doerfler
Ways to improve the efficiency and reliability of radio frequency driven negative ion sources for fusion

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2013

Ursel Fantz, L. Schiesko und D. Wünderlich
A comparison of hydrogen and deuterium plasmas in the IPP prototype ion source for fusion

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Riccardo Nocentini, Ursel Fantz, Peter Franzen, Markus Froeschle, Bernd Heinemann, Rudolf Riedl, Benjamin Ruf und Dirk Wünderlich
Beam diagnostic tools for the negative hydrogen ion source test facility ELISE

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Christian Wimmer und Ursel Fantz
Cesium dynamics and H− density in the extended boundary layer of negative hydrogen ion sources for fusion

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P. Franzen, B. Heinemann, Ursel Fantz, Dirk Wünderlich, W. Kraus, M. Fröschle, C. Martens, R. Riedl, R. Nocentini, A. Masiello, B. Ruf, L. Schiesko und Christian Wimmer
Commissioning and first results of the ITER-relevant negative ion beam test facility ELISE

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W. Kraus, Ursel Fantz, P. Franzen, M. Fröschle, B. Heinemann, C. Martens, R. Riedl und D. Wünderlich
Commissioning of the negative ion testbed ELISE

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Riccardo Nocentini, Ursel Fantz, Peter Franzen, Markus Froschle, Bernd Heinemann, Werner Kraus, Christian Martens, Rudolf Riedl, Benjamin Ruf, Loic Schiesko, Christian Wimmer und Dirk Wünderlich
Development of a large RF ion source for the ITER neutral beam injector: project overview and first results of ELISE

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Stefan Briefi und Ursel Fantz
Diagnostics of low-pressure discharges containing InBr studied for lighting applications

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Ursel Fantz, S. Kalafat, Roland Friedl und Stefan Briefi
Generation of an atmospheric plasmoid from a water discharge: an analysis of the dissipated energy

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Roland Friedl und Ursel Fantz
Influence of cesium on the plasma parameters in front of the plasma grid in sources for negative hydrogen ions

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Stefan Briefi und Ursel Fantz
Investigation of Helicon discharges as RF coupling concept of negative hydrogen ion sources

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M. Fröschle, Ursel Fantz, P. Franzen, W. Kraus, R. Nocentini, L. Schiesko und Dirk Wünderlich
Magnetic filter field for ELISE––Concepts and design

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D. Wünderlich, P. McNeely, L. Schiesko, Ursel Fantz und P. Franzen
Modeling the particle transport and ion production in a RF driven negative hydrogen ion source for ITER NBI

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B. Heinemann, Ursel Fantz, P. Franzen, M. Froeschle, M. Kircher, W. Kraus, C. Martens, R. Nocentini, R. Riedl, B. Ruf, L. Schiesko, Christian Wimmer und Dirk Wünderlich
Negative ion test facility ELISE—Status and first results

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Dirk Wünderlich, Ursel Fantz, P. Franzen, R. Riedl und F. Bonomo
Optical emission spectroscopy at the large RF driven negative ion test facility ELISE: instrumental setup and first results

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A. Pospieszczyk, M. Reinhart, B. Unterberg, S. Brezinsek, A. Kreter, U. Samm, G. Sergienko, B. Schweer, C. Salmagne, D. Reiter, M. Baelmans, Dirk Wünderlich und Ursel Fantz
Spectroscopic characterisation of the PSI-2 plasma in the ionising and recombining state

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M. Reinhart, A. Pospieszczyk, B. Unterberg, S. Brezinsek, A. Kreter, U. Samm, G. Sergienko, B. Schweer, D. Reiter, Dirk Wünderlich und Ursel Fantz
Using the radiation of hydrogen atoms and molecules to determine electron density and temperature in the linear plasma device PSI-2

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M. P. Stockli, D. Faircloth, W. Kraus, A. Ando, D. S. Bollinger, Stefan Briefi, Ursel Fantz, Roland Friedl, M. Kashiwagi, D. King, H. Koivisto, B. X. Han, J. Lettry, Y. Takeiri, O. Tarvainen, K. Tsumori, R. F. Welton und Christian Wimmer
Workshop on performance variations in H− ion sources 2012: PV H−12

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2012

Ursel Fantz und Christian Wimmer
Cesium dynamics in long pulse operation of negative hydrogen ion sources for fusion

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Ursel Fantz, Roland Friedl und M. Fröschle
Controllable evaporation of cesium from a dispenser oven

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Stefan Briefi, Christian Wimmer und Ursel Fantz
Correction factors for saturation effects in white light and laser absorption spectroscopy for application to low pressure plasmas

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Ursel Fantz, P. Franzen und Dirk Wünderlich
Development of negative hydrogen ion sources for fusion: experiments and modelling

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L. Schiesko, P. Franzen und Ursel Fantz
Investigation of the magnetic field influence on the plasma parameter homogeneity in a large H− / D− RF ion source relevant for ITER

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L Schiesko, P. Franzen und Ursel Fantz
Investigation of the magnetic field influence on the plasma parameter homogeneity in a large H−/ D−RF ion source relevant for ITER

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L. Schiesko, P. McNeely, P. Franzen und Ursel Fantz
Magnetic field dependence of the plasma properties in a negative hydrogen ion source for fusion

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Full author list includes the NNBI Team

Dirk Wünderlich, L. Schiesko, P. McNeely, Ursel Fantz und P. Franzen
On the proton flux toward the plasma grid in a RF-driven negative hydrogen ion source for ITER NBI

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Full author list includes the NNBI-Team

J. Lettry, Ursel Fantz, M. Kronberger, T. Kalvas, H. Koivisto, J. Komppula, E. Mahner, C. Schmitzer, J. Sanchez, R. Scrivens, O. Midttun, P. Myllyperkiö, M. O’Neil, H. Pereira, M. Paoluzzi, O. Tarvainen und Dirk Wünderlich
Optical emission spectroscopy of the Linac4 and superconducting proton Linac plasma generators

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Roland Friedl und Ursel Fantz
Spectral intensity of the N-2 emission in argon low-pressure arc discharges for lighting purposes

PDF | BibTeX | RIS | DOI

Roland Friedl und Ursel Fantz
Spectral intensity of the N2 emission in argon low-pressure arc discharges for lighting purposes

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W. Kraus, Ursel Fantz, P. Franzen, M. Fröschle, B. Heinemann, R. Riedl und Dirk Wünderlich
The development of the radio frequency driven negative ion source for neutral beam injectors (invited)

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2011

L. Schiesko, C. Hopf, P. Franzen, W. Kraus, R. Riedl und Ursel Fantz
A study on backstreaming positive ions on a high power negative ion source for fusion

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Full author list includes the NNBI Team

Ursel Fantz und Dirk Wünderlich
Atomic and molecular collisional radiative modeling for spectroscopy of low temperature and magnetic fusion plasmas

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P. Franzen und Ursel Fantz
Beam homogeneity dependence on the magnetic filter field at the IPP test facility MANITU

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Full author list: P. Franzen, U. Fantz and The NNBI Team

L. Schiesko, P. McNeely, Ursel Fantz und P. Franzen
Caesium influence on plasma parameters and source performance during conditioning of the prototype ITER neutral beam injector negative ion source

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Full author list includes the NNBI Team

Haruhisa Nakano, Katsuyoshi Tsumori, Kenichi Nagaoka, Masayuki Shibuya, Ursel Fantz, Masashi Kisaki, Katsunori Ikeda, Masaki Osakabe, Osamu Kaneko, Eiji Asano, Tomoki Kondo, Mamoru Sato, Seiji Komada, Haruo Sekiguchi, Yasuhiko Takeiri, Yasuhiko Takeiri und Katsuyoshi Tsumori
Cavity ring-down system for density measurement of negative hydrogen ion on negative ion source

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K. Ikeda, H. Nakano, K. Tsumori, Ursel Fantz, O. Kaneko, M. Kisaki, K. Nagaoka, M. Osakabe, Y. Takeiri, Yasuhiko Takeiri und Katsuyoshi Tsumori
Comparison of optical emission spectroscopy and cavity ring-down spectroscopy in large-scaled negative-ion source

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W. Kraus, Ursel Fantz und Dirk Wünderlich
Dependence of the performance of the long pulse RF driven negative ion source on the magnetic filter field

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Full author list: W. Kraus, U. Fantz, D. Wünderlich and The NNBI team

R. Gutser, Dirk Wünderlich und Ursel Fantz
Dynamics of the transport of ionic and atomic cesium in radio frequency-driven ion sources for ITER neutral beam injection for ITER NBI

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Full author list includes the NNBI Team

Dirk Wünderlich und Ursel Fantz
Franck–Condon factors for molecule–ion reactions of H2 and its isotopomers

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L. Schiesko, P. Franzen und Ursel Fantz
Investigation of the plasma parameters and homogeneity on a negative ion source for fusion

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Full author list includes the NNBI Team

P. Franzen, L. Schiesko, M. Fröschle, Dirk Wünderlich und Ursel Fantz
Magnetic filter field dependence of the performance of the RF driven IPP prototype source for negative hydrogen ions

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Full author list includes the NNBI Team

Ursel Fantz und Christian Wimmer
Optimizing the laser absorption technique for quantification of caesium densities in negative hydrogen ion sources

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P. Franzen, R. Gutser, Ursel Fantz, W. Kraus, H. Falter, M. Fröschle, B. Heinemann, P. McNeely, R. Nocentini, R. Riedl, A. Stäbler und Dirk Wünderlich
Performance of multi-aperture grid extraction systems for an ITER-relevant RF-driven negative hydrogen ion source

BibTeX | RIS | DOI

Ursel Fantz und Ch. Wimmer
Quantification of cesium in negative hydrogen ion aources by laser absorption spectroscopy

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Full author list: U. Fantz, Ch. Wimmer and The NNBI Team

M. J. Singh, M. Bandyopadhyay, G. Bansal, A. Gahlaut, J. Soni, Sunil Kumar, K. Pandya, K. G. Parmar, J. Sonara, Ratnakar Yadava, A. K. Chakraborty, W. Kraus, B. Heinemann, R. Riedl, S. Obermayer, C. Martens, P. Franzen, Ursel Fantz, Yasuhiko Takeiri und Katsuyoshi Tsumori
RF-plasma source commissioning in Indian negative ion facility

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Stefan Briefi und Ursel Fantz
Simulation of the A–X and B–X transition emission spectra of the InBr molecule for diagnostics in low-pressure plasmas

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B. Heinemann, H.-D. Falter, Ursel Fantz, P. Franzen, M. Froeschle, W. Kraus, C. Martens, R. Nocentini, R. Riedl, E. Speth und A. Staebler
The negative ion source test facility ELISE

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R. Gutser, Christian Wimmer und Ursel Fantz
Work function measurements during plasma exposition at conditions relevant in negative ion sources for the ITER neutral beam injection

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2010

Ursel Fantz, R. Gutser und Christian Wimmer
Fundamental experiments on evaporation of cesium in ion sources

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Stefan Briefi und Ursel Fantz
Investigation of low pressure discharge containing InBr

BibTeX | RIS

W. Kraus, Ursel Fantz und P. Franzen
Long pulse H−/D− beam extraction with an RF driven ion source on a high power level

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Ursel Fantz, Stefan Briefi und Roland Friedl
Modelling the radiation of diatomic molecules in low pressure discharges

BibTeX | RIS

R. Gutser, Ursel Fantz und Dirk Wünderlich
Simulation of cesium injection and distribution in rf-driven ion sources for negative hydrogen ion generation

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Roland Friedl, Ursel Fantz und F. Vogel
Spectral intensity or the NЇ emission in rare gas low-pressure arc discharges

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R. Gutser, Dirk Wünderlich und Ursel Fantz
Transport of negative hydrogen and deuterium ions in RF-driven ion sources

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Full author list includes the NNBI Team

2009

P. McNeely, S. V. Dudin, S. Christ-Koch und Ursel Fantz
A Langmuir probe system for high power RF-driven negative ion sources on high potential

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Full author list includes the NNBI Team

Dirk Wünderlich, S. Dietrich und Ursel Fantz
Application of a collisional radiative model to atomic hydrogen for diagnostic purposes

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B. Heinemann, H. Falter, Ursel Fantz, P. Franzen, M. Fröschle, R. Gutser, W. Kraus, R. Nocentini, R. Riedl, E. Speth, A. Stäbler, Dirk Wünderlich, P. Agostinetti und T. Jiang
Design of the "half-size" ITER neutral beam source for the test facility ELISE

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A. Staebler, Ursel Fantz, P. Franzen, M. Berger, S. Christ-Koch, H. D. Falter, M. Froeschle, R. Gutser, B. Heinemann, D. Holtum, W. Kraus, C. Martens, P. McNeely, R. Nocentini, S. Obermayer, R. Riedl, E. Speth und Dirk Wünderlich
Development of a RF-driven ion source for the ITER NBI system

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S. Christ-Koch, Ursel Fantz und M. Berger
Laser photodetachment on a high power, low pressure rf-driven negative hydrogen ion source

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Full author list: S. Christ-Koch, U. Fantz, M. Berger and NNBI Team

W. Kraus, M. Berger, Ursel Fantz, P. Franzen, M. Fröschle, B. Heinemann, R. Riedl, E. Speth, A. Stäbler, D. Wünderlich, Elizabeth Surrey und Alain Simonin
Long pulse H[sup −] beam extraction with a RF driven ion source with low fraction of Co-extracted electrons

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R. Gutser, Dirk Wünderlich und Ursel Fantz
Negative hydrogen ion transport in RF-driven ion sources for ITER NBI

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Full author list includes the NNBI Team

P. Franzen, Ursel Fantz, W. Kraus, H. Falter, B. Heinemann und R. Nocentini
Physical and experimental background of the design of the ELISE test facility

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Full author list includes the NNBI Team

Ursel Fantz, P. Franzen, W. Kraus, M. Berger, S. Christ-Koch, H. Falter, M. Fröschle, R. Gutser, B. Heinemann, C. Martens, P. McNeely, R. Riedl, E. Speth, A. Stäbler und Dirk Wünderlich
Physical performance analysis and progress of the development of the negative ion RF source for the ITER NBI system

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Ursel Fantz, P. Franzen, W. Kraus, Dirk Wünderlich, R. Gutser und M. Berger
Plasma and beam homogeneity of the RF‐driven negative hydrogen ion source for ITER NBI

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Full author list: U. Fantz, P. Franzen, W. Kraus, D. Wünderlich, R. Gutser, M. Berger, and NNBI Team

M. Berger, Ursel Fantz und S. Christ-Koch
Plasma sources science and technology cavity ring-down spectroscopy on a high power rf driven source for negative hydrogen ions

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Full author list includes the NNBI Team

M. Fröschle, R. Riedl, H. Falter, R. Gutser und Ursel Fantz
Recent developments at IPP on evaporation and control of caesium in negative ion sources

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R. Gutser, Dirk Wünderlich, Ursel Fantz, P. Franzen, B. Heinemann und R. Nocenti
Simulations for the generation and extraction of negative hydrogen ions in RF‐driven ion sources

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Full author list includes the NNBI Team

2008

Ursel Fantz und Dirk Wünderlich
Effective rate coefficients for molecular processes of hydrogen and hydrocarbons in edge plasmas

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W. Kraus, H.-D. Falter, Ursel Fantz, P. Franzen, B. Heinemann, P. McNeely, R. Riedl und E. Speth
Long pulse large area beam extraction with a rf driven H[sup −]∕D[sup −] source

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A. Versteegh, K. Behringer, Ursel Fantz, G. Fussmann, B. Jüttner und S. Noack
Long-living plasmoids from an atmospheric water discharge

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Ursel Fantz, P. Franzen, W. Kraus, H. D. Falter, M. Berger, S. Christ-Koch, M. Fröschle, R. Gutser, B. Heinemann, C. Martens, P. McNeely, R. Riedl, E. Speth und D. Wünderlich
Low pressure and high power rf sources for negative hydrogen ions for fusion applications (ITER neutral beam injection) (invited)

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K. Ikeda, K. Nagaoka, Y. Takeiri, Ursel Fantz, O. Kaneko, M. Osakabe, Y. Oka und K. Tsumori
Optical measurement of Cs distribution in the large negative ion source

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P. Franzen, Ursel Fantz, W. Kraus, M. Berger, S. Christ-Koch, M. Fröschle, R. Gutser, B. Heinemann, C. Martens, F. Maisberger, P. McNeely, R. Riedl, E. Speth, D. Wünderlich, T. Zacharias, Hans-Jürgen Hartfuss, Michel Dudeck, Jozef Musielok und Marek J. Sadowski
The IPP RF source: a high power, low pressure negative ion source for the neutral beam injection system of ITER

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Simon König und Ursel Fantz
Untersuchungen der Eigenschaften cäsierter Oberflächen in Wasserstoffplasmen

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2007

S. Brezinsek, R. Pugno, Ursel Fantz, A. Manhard, H. W. Müller, A. Kallenbach und Ph. Mertens
Determination of photon efficiencies and hydrocarbon influxes in the detached outer divertor plasma of ASDEX Upgrade

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B. Crowley, D. Homfray, Ursel Fantz, D. Boilson und R. S. Hemsworth
Electron energy distribution function measurements by Langmuir probe in ITER like negative ion sources

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Y. Takeiri, O. Kaneko, K. Tsumori, Ursel Fantz, K. Ikeda, K. Nagaoka, M. Osakabe, Y. Oka, E. Asano, T. Kondo, M. Sato, M. Shibuya und S. Komada
High-power negative ion sources for neutral beam injectors in large helical device

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S. Brezinsek, A. Pospieszczyk, D. Borodin, M. F. Stamp, R. Pugno, A. G. McLean, Ursel Fantz, A. Manhard, A. Kallenbach, N. H. Brooks, M. Groth, Ph. Mertens, V. Philipps und U. Samm
Hydrocarbon injection for quantification of chemical erosion yields in tokamaks

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Dirk Wünderlich, R. Gutser und Ursel Fantz
Influence of magnetic fields and biasing on the plasma of a RF driven negative ion source

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Full author list includes the NNBI Team

S. Menmuir, E. Rachlew, Ursel Fantz, R. Pugno und R. Dux
Molecular contribution to the Dα emission in the divertor of the ASDEX Upgrade experiment

BibTeX | RIS | DOI

Ursel Fantz, P. Franzen, W. Kraus, M. Berger, S. Christ-Koch, M. Fröschle, R. Gutser, B. Heinemann, C. Martens, P. McNeely, R. Riedl, E. Speth und Dirk Wünderlich
Negative ion RF sources for ITER NBI: status of the development and recent achievements

BibTeX | RIS | DOI

K. Ikeda, Ursel Fantz, K. Nagaoka, Y. Takeiri, M. Osakabe, K. Tsumori, O. Kaneko und Y. Oka
Observation of hydrogen and cesium spectra in a negative ion source for a neutral beam injector using a multi-channel spectrometer

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P. Franzen, H. D. Falter, Ursel Fantz, W. Kraus, M. Berger, S. Christ-Koch, M. Fröschle, R. Gutser, B. Heinemann, S. Hilbert, S. Leyer, C. Martens, P. McNeely, R. Riedl, E. Speth und Dirk Wünderlich
Progress of the development of the IPP RF negative ion source for the ITER neutral beam system

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P. Franzen, H. Falter, B. Heinemann, Ch. Martens, Ursel Fantz, M. Berger, S. Christ-Koch, M. Fröschle, D. Holtum, W. Kraus, S. Leyer, P. McNeely, R. Riedl, R. Süss, S. Obermayer, E. Speth und Dirk Wünderlich
RADI - a RF source size-scaling experiment towards the ITER neutral beam negative ion source

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R. Gutser, Dirk Wünderlich, Ursel Fantz und P. Franzen
Rechnungen zur Extraktion negativer Wasserstoffionen aus einem HF-Plasma

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F. Taccogna, R. Schneider, Ursel Fantz, S. Longo und M. Capitelli
Study of volume and surface effects in pure hydrogen discharges

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M. Fröschle, S. Leyer, P. Franzen, Ch. Martens, E. Speth, B. Heinemann, H. D. Falter, Ursel Fantz, W. Kraus und R. Riedl
Technical overview and first results of the half-size ITER NNBI source

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2006

Ursel Fantz und Dirk Wünderlich
A novel diagnostic technique for H−(D−) densities in negative hydrogen ion sources

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Ursel Fantz
Basics of plasma spectroscopy

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A. Krylov, D. Boilson, Ursel Fantz, R. S. Hemsworth, O. Provitina, S. Pontremoli und B. Zaniol
Caesium and tungsten behaviour in the filamented arc driven Kamaboko-III negative ion source

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P. McNeely, H.-D. Falter, Ursel Fantz, P. Franzen, M. Fröschle, B. Heinemann, W. Kraus, Ch. Martens, R. Riedl und E. Speth
Development of a rf negative-ion source for ITER neutral beam injection

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Ursel Fantz und Dirk Wünderlich
Franck–Condon factors, transition probabilities, and radiative lifetimes for hydrogen molecules and their isotopomeres

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Andreas Lorenz, Ursel Fantz und P. Franzen
Ortsaufgelöste Hα– Dopplerspektroskopie an einem Wasserstoffstrahl aus einer negativen Ionenquelle

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E. Speth, H. D. Falter, P. Franzen, Ursel Fantz, M. Bandyopadhyay, S. Christ, A. Encheva, M. Fröschle, D. Holtum, B. Heinemann, W. Kraus, A. Lorenz, Ch. Martens, P. McNeely, S. Obermayer, R. Riedl, R. Süss, A. Tanga, R. Wilhelm und Dirk Wünderlich
Overview of the RF source development programme at IPP Garching

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Ursel Fantz, H. D. Falter, P. Franzen, E. Speth, R. Hemsworth, D. Boilson und A. Krylov
Plasma diagnostic tools for optimizing negative hydrogen ion sources

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Ursel Fantz, H. D. Falter, P. Franzen, Dirk Wünderlich, M. Berger, A. Lorenz, W. Kraus, P. McNeely, R. Riedl und E. Speth
Spectroscopy — a powerful diagnostic tool in source development

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2005

Ursel Fantz und Stefan Meir
Correlation of the intensity ratio of C2/CH molecular bands with the flux ratio of C2Hy/CH4 particles

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Ursel Fantz, Stefan Meir und Bernd Heger
Influence of different wall materials on the vibrational population of molecular hydrogen

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Patrick Starke, Ursel Fantz und Martin Balden
Investigations of chemical erosion of carbon materials in hydrogen and deuterium low pressure plasmas

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Ursel Fantz
Molecular Diagnostics of Cold Edge Plasmas

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Philippa K. Browning, Ursel Fantz, Kieran J. Gibson, Branislav Mihaljcic und Dirk Wünderlich
Spatial structure of detached plasmas in the ULS divertor simulator

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2004

Martin Balden, E. de Juan Pardo, H. Maier, Patrick Starke und Ursel Fantz
Chemical erosion behaviour of doped graphites under hydrogen impact: a comparison of ion beam experiments and planar inductively coupled RF plasmas

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Ursel Fantz
Emission Spectroscopy of Molecular Low Pressure Plasmas

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Ursel Fantz
Optical phenomena in the open air

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2003

K. Matyash, R. Schneider, A. Bergmann, W. Jacob, Ursel Fantz und P. Pecher
Modeling of hydrocarbon species in ECR methane plasmas

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Ursel Fantz, Bernd Heger, Dirk Wünderlich und R. Pugno
Photon efficiency (S+D)/XB of hydrogen molecules at low electron temperatures

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2002

Ursel Fantz
Atomic and molecular emission spectroscopy in low temperature plasmas containing hydrogen and deuterium

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Zugl.: Augsburg, Univ., Habil.-Schr.

H. P. Summers, N. R. Badnell, M. G. O'Mullane, A. D. Whiteford, R. Bingham, B. J. Kellett, J. Lang, Kurt Behringer, Ursel Fantz, K.-D. Zastrow, S. D. Loch, M. S. Pindzola, D. C. Griffin und C. P. Ballance
Atomic data for modelling fusion and astrophysical plasmas

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Ursel Fantz und Andreas Lotter
Blitze zum Anfassen : Plasmaphysik

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Ursel Fantz und P. T. Greenland
DISCUSSION on Data Needs for Molecular Hydrogen Modelling

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Ursel Fantz
Emission Spectroscopy of Hydrogen Molecules in Technical and Divertor Plasmas

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K. Matyash, R. Schneider, A. Bergmann, Wolfgang Jacob, Ursel Fantz und P. Pecher
Modeling of ECR methane plasmas

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Ursel Fantz, Stefan Meir und Markus Berger
Optical diagnostics of molecular carbon densities in methane plasmas and their correlation with higher hydrocarbons

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2001

Dirk Wünderlich und Ursel Fantz
Anwendung und Erweiterung eines Stoß-Strahlungsmodells für H2 und H = A Collisional-Radiative Model for H2 and H: Extensions and Applications

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Zugl.: Augsburg, Univ., Diplomarb. D. Wünderlich, 2000

P. Scheubert, P. Awakowicz und Ursel Fantz
Characterization of an ICP source: electron density profiles in He, Ar and H2/He

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Ursel Fantz und Hermann Paulin
Chemical Erosion of Carbon at Low Temperatures and Low Ion Energies

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Ursel Fantz, Patrick Starke und T. Ondak
Diagnostics of electron distribution functions in planar ICP sources

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Ursel Fantz und Stefan Meir
Diagnostics of hydrocarbons and their influence on hydrogen plasmas

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P. Scheubert, Ursel Fantz, P. Awakowicz und Hermann Paulin
Experimental and theoretical characterization of an inductively coupled plasma source

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Ursel Fantz, D. Reiter, Bernd Heger und D. Coster
Hydrogen molecules in the divertor of ASDEX Upgrade

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Bernd Heger und Ursel Fantz
Modification of the ground state vibrational population of molecular hydrogen and deuterium by different wall materials in low temperature plasmas

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Ursel Fantz, Bernd Heger und Dirk Wünderlich
Using the radiation of hydrogen molecules for electron temperature diagnostics of divertor plasmas

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Bernd Heger, Ursel Fantz und Kurt Behringer
Vibrational population of the ground state of H2 and D2 in the divertor of ASDEX Upgrade

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2000

Ursel Fantz, B. Schalk und Kurt Behringer
Calculation and interpretation of the continuum radiation of hydrogen molecules

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Kurt Behringer und Ursel Fantz
The influence of opacity on hydrogen excited state population and applications to low-temperature plasmas

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1999

Ursel Fantz, Kurt Behringer, D. Coster, R. Schneider und D. Reiter
Molecular enhanced recombination in the divertor of ASDEX upgrade

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Ursel Fantz, Kurt Behringer, J. Gafert und D. Coster
Optical emission measurements of H2 and D2 molecules in the divertor region of ASDEX Upgrade

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Kurt Behringer und Ursel Fantz
Some basic physics results for plasma spectroscopy and modelling

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Ursel Fantz
Spectroscopic diagnostics and modelling of particle densities in low temperature plasmas

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1998

Ursel Fantz und Bernd Heger
Spectrocsopic diagnostics of the vibrational population in the ground state of H2 and D2 molecules

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Ursel Fantz
Spectroscopic diagnostics and modelling of silane-microwave plasmas

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Ursel Fantz und Bernd Heger
Spectroscopic diagnostics of the H2 and D2 ground state vibrational population in microwave discharges

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