Publications of C. P. Dhard

Dhard, C. P.; Nagel, M.; Raatz, S.; Nüsslein, U.; Ressel, M.: Final acceptance tests of helium refrigerator for Wendelstein 7-X. Joint 25th International Cryogenics Engineering Conference (ICEC 25) and 2014 International Cryogenic Materials Conference (ICMC 2014), Enschede (submitted)

Dhard, C.: Cryogenic technology and its application for fusion machines. Vorlesung Kernfusion, Technische Universität München (2011)

Dhard, C.; Raatz, S.; Bau, H.; Decker, L.; Nüsslein, U.: Progress of Helium Refridgeration System for Wendelstein 7-X. DKV-Tagung 2010, Magdeburg (2010)

Dhard, C.; Bau, H.; Nagel, M.; Friedrich, A.; Meyer, U.; Raatz, S.: Instrumentations for W7-X cryogenic system. 23rd International Cryogenic Engineering Conference and International Cryogenic Materials Conference 2010 (ICEC 23 - ICMC 2010), Wroclaw (2010)

Dhard, C.; Bau, H.; Pingel, S.; Schauer, F.: Control Interface between W7-X Control Systems and Helium Refrigerator. International Cryogenic Engineering Conference 22 and International Cryogenic Materials Conference 2008 (ICEC 22 - ICMC 2008), Seoul (2008)

Kündig, A.; Dhard, C. P.; Raatz, S.; Bau, H.: Progress Report of the Cryo-Plants for Wendelstein 7-X. International Cryogenic Engineering Conference 22 and International Cryogenic Material Conference (ICEC22 - ICMC 2008), Seoul (2008)

Schauer, F.; Bau, H.; Bozhko, Y.; Dhard, C. P.; Meyer, U.; Nagel, M.; Pietsch, M.; Raatz, S.: Kryotechnik für die Supraleiterspulen des Wendelstein 7-X. Deutsche Kälte-Klima-Tagung 2004, Bremen (2004)

Kündig, A.; Schauer, F.; Bozhko, Y.; Dhard, C. P.: Helium refrigeration system for Wendelstein 7-X. 20th International Cryogenic Engineering Conference, Beijing (2004)

Brezinsek, S.; Romazanov, J.; Mayer, M.; Schmid, K.; Dittmar, T.; Dhard, C. P.; Kirschner, A.; Naujoks, D.; Zhao, D.; Wang, E.: Study of global carbon migration in Wendelstein 7-X utilising ¹³CH₄ injection from the island divertor and ERO2.0 modelling. 18th International Conference on Plasma-Facing Materials and Components for Fusion Applications (PFMC-18), Virtual (submitted)

Vuoriheimo, T. M.; Hakola, A.; Likonen, J.; Brezinsek, S.; Dittmar, T.; Mayer, M.; Dhard, C. P.; Naujoks, D.; Tuomisto, F.: Deposition patterns of different tracer and impurity elements on the divertor structures of Wendelstein 7-X. 18th International Conference on Plasma-Facing Materials and Components for Fusion Applications (PFMC-18), Virtual (submitted)

Zhao, M. Z.; Masuzaki, S.; Motojima, G.; Dhard, C. P.; Naujoks, D.; Brezinsek, S.: The distribution of deposition elements and fuel retention in divertor targets of Wendelstein 7-X after operation phases 1.2a and 1.2b. 18th International Conference on Plasma-Facing Materials and Components for Fusion Applications (PFMC-18), Virtual (2021)

Naujoks, D.; Jakubowski, M.; Mayer, M.; Schmitz, O.; Brezinsek, S.; Masuzaki, S.; Goriaev, A.; Hakola, A.; Buttenschön, B.; Dhard, C. P. et al.; Zhao, D.; Fortuna-Zalesna, E.; Wang, E.; Effenberg, F.; Motojima, G.; Oelmann, J.; Romazanov, J.; Schmid, K.; Krychowiak, M.; Rasinski, M.; Rubel, M.; Balden, M.; Neubauer, O.; Ford, O.; Petterson, P.; Drews, P.; Yi, R.; Brakel, R.; Neu, R.; Sereda, S.; Kremeyer, T.; Pedersen, T. S.; Dittmar, T.; Wauters, T.; Winters, V.; Gao, Y.: Plasma-surface Interaction in the Stellarator W7-X: Conclusion Drawn from Operation with Graphite Plasma-Facing Components. 28th IAEA Fusion Energy Conference (FEC 2020), Virtual (submitted)

Äkäslompolo, S.; Ali, A.; Baldzuhn, J.; Biedermann, C.; Bozhenkov, S.; Dhard, C. P.; Drewelow, P.; Endler, M.; Fellinger, J.; Ford, O. et al.; Gao, Y.; Geiger, B.; Geiger, J.; Hartmann, D.; Isobe, M.; Jakubowski, M.; Killer, C.; Kontula, J.; Kurki-Suonio, T.; Lazerson, S.; McNeely, P.; Neelis, T. W. C.; Niemann, H.; Kazakov, Y.; Ogawa, K.; Pisano, F.; Poloskei, P. Z.; Rahbarnia, K.; Rust, N.; Schmitt, J.; Puig Sitjes, A.; Sleczka, M.; Vano, L.; Vuuren, A. v.; Wurden, G.; Wolf, R. C.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Validating the ASCOT modelling of NBI fast ions in Wendelstein 7-X. 3rd European Conference on Plasma Diagnostics (ECPD 2019), Lisbon (submitted)

Brezinsek, S.; Dittmar, T.; Dhard, C. P.; Effenberg, F.; Kirschner, A.; König, R.; Krychowiak, M.; Mayer, M.; Naujoks, D.; Grulke, O. et al.; Rack, M.; Romazanov, J.; Schmid, K.; Wang, E.; Winters, V.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Initial study on global material transport in Wendelstein 7-X: ¹³CH₄ injection into the near-scrape-off layer of the graphite divertor. 17th International Conference on Plasma-Facing Materials and Components for Fusion Applications (PFMC-17), Eindhoven (submitted)

Dhard, C. P.; Balden, M.; Brezinsek, S.; Dittmar, T.; Hiret, P.; Krause, M.; Mayer, M.; Masuzaki, S.; Motojima, G.; Naujoks, D. et al.; Rasinski, M.; Sandig, N.; Schmidt-Dencker, J. H.; Yi, R.; Zhao, D.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Erosion/deposition on the W7-X first-wall probes after the first phase of divertor operation. 24th International Conference on Plasma Surface Interactions in Controlled Fusion Devices (PSI 24) (virtual), Jeju (submitted)

Dhard, C. P.; Naujoks, D.; Biedermann, C.; Hwangbo, D.; Kajita, S.; Krause, M.; Balden, M.; Rohde, V.; Mayer, M.; Brezinsek, S. et al.; Motojima, G.; Masuzaki, S.; Hayashi, Y.; Baldzuhn, J.; Endler, M.; Otte, M.; Kornejew, P.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Inspection of W7-X Plasma Facing Components after the Operation Phase 1.2b: observations and first assessments. 17th International Conference on Plasma-Facing Materials and Components for Fusion Applications (PFMC-17), Eindhoven (submitted)

Gao, Y.; Jakubowski, M. W.; König, R.; Endler, M.; Otte, M.; Naujoks, D.; Dhard, C. P.; Geiger, J.; Feng, Y.; Rack, M. et al.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Understanding and potential methods to mitigate baffle overloads observed on W7-X. 22nd International Stellarator and Heliotron Workshop 2019 (ISHW 2019), Madison, WI (submitted)

Hwangbo, D.; Kajita, S.; Dhard, C. P.; Tokitani, M.; Krause, M.; Naujoks, D.; Masuzaki, S.; Ohno, N.; Klose, S.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Inspection of Arc Trails Formed in Stellarator/Heliotron Devices W7-X and LHD. 28th International Toki Conference on Plasma and Fusion Research, Ceratopia Toki, Toki-city, Gifu (submitted)

Masuzaki, S.; Motojima, G.; Tokitani, M.; Yajima, M.; Dhard, C. P.; Naujoks, D.; Brezinsek, S.; Ohshima, S.; LHD Experimental Group; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Directional Material Probes can add an information on the material migration studies in fusion devices. 7th International Workshop on Plasma Material Interaction Facilities for Fusion Research (PMIF 2019), La Jolla, CA (submitted)

Motojima, G.; Masuzaki, S.; Dhard, C. P.; Krause, M.; Naujoks, D.; Hayashi, Y.; Brezinsek, S.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: In-vessel colorimetry of Wendelstein 7-X first wall components: variation of the layer deposition distribution in OP1.2A and OP1.2B. 17th International Conference on Plasma-Facing Materials and Components for Fusion Applications (PFMC-17), Eindhoven (submitted)