Researcher Portfolio
Schäfer, Harald
Atmospheric Chemistry, Max Planck Institute for Chemistry, Max Planck Society
Researcher Profile
Position: Atmospheric Chemistry, Max Planck Institute for Chemistry, Max Planck Society
Researcher ID: https://pure.mpg.de/cone/persons/resource/persons101240
Publications
(1 - 25 of 150)
: Hindenlang, F., Plunk, G. G., & Maj, O. (2025). Computing MHD equilibria of stellarators with a flexible coordinate frame. Plasma Physics and Controlled Fusion, 67: 045002. doi:10.1088/1361-6587/adba11. [PubMan] : Plunk, G. G., Drevlak, M., Rodriguez, E., Babin, R., Goodman, A., & Hindenlang, F. (2025). Back to the figure-8 stellarator. Plasma Physics and Controlled Fusion, 67: 035025. doi:10.1088/1361-6587/adb64b. [PubMan] : Costello, P. J., & Plunk, G. G. (2025). Energetic bounds on gyrokinetic instabilities. Part 4. Bounce-averaged electrons. Journal of Plasma Physics, 91(1): E12. doi:10.1017/S0022377824000965. [PubMan] : Lion, J., Angles, J.-C., Bonauer, L., Banon Navarro, A., Cadena Ceron, S. A., Davies, R., Drevlak, M., Foppiani, N., Geiger, J., Goodman, A., Guo, W., Guiraud, E., Hernandez, F., Henneberg, S., Herrero, R., Hintze, C., Höchter, H., Jelonnek, J., Jenko, F., Jorge, R., Kaiser, M., Kubie, M., Lascas Neto, E., Laqua, H., Leoni, M., Lobsien, J. F., Maurin, V., Merlo, A., Middleton-Gear, D., Pascu, M., Plunk, G. G., Riva, N., Savtchouk, M., Sciortino, F., Schilling, J., Shimwell, J., Di Siena, A., Slade, R., Stange, T., Todd, T. N., Wegener, L., Wilms, F., Xanthopoulos, P., & Zheng, M. (2025). Stellaris: A high-field quasi-isodynamic stellarator for a prototypical fusion power plant. Fusion Engineering and Design, 214: 114868. doi:10.1016/j.fusengdes.2025.114868. [PubMan] : Podavini, L., Helander, P., Plunk, G. G., & Zocco, A. (2024). Upper bounds on local gyrokinetic instabilities: how 'optimal' are normal modes?. Poster presented at 50th EPS Conference on Plasma Physics, Salamanca. [PubMan] : Goodman, A., Xanthopoulos, P., Plunk, G., Henneberg, S., Nührenberg, C., Smith, H., Beidler, C., Roberg-Clark, G., & Helander, P. (2024). Searching for SQuIDs: Stable Quasi-Isodynamic Designs for Stellarators. Talk presented at DPG-Frühjahrstagung 2024. Greifswald. 2024-02-26 - 2024-02-29. [PubMan] : Goodman, A. G., Xanthopoulos, P., Plunk, G. G., Smith, H., Nührenberg, C., Beidler, C. D., Henneberg, S. A., Roberg-Clark, G., Drevlak, M., & Helander, P. (2024). Quasi-Isodynamic Stellarators with Low Turbulence as Fusion Reactor Candidates. PRX Energy, 3: 023010. doi:10.1103/PRXEnergy.3.023010. [PubMan] : Roberg-Clark, G. T., Xanthopoulos, P., & Plunk, G. G. (2024). Reduction of electrostatic turbulence in a quasi-helically symmetric stellarator via critical gradient optimization. Journal of Plasma Physics, 90(3): 175900301. doi:10.1017/S0022377824000382. [PubMan] : Henneberg, S. A., & Plunk, G. G. (2024). Compact stellarator-tokamak hybrid. Physical Review Research, 6: L022052. doi:10.1103/PhysRevResearch.6.L022052. [PubMan] : Podavini, L., Helander, P., Plunk, G. G., & Zocco, A. (2025). Gyrokinetic instabilities and turbulence in stellarators. Talk presented at DPG-Frühjahrstagung der Sektion Materie und Kosmos (SMuK). Göttingen. 2025-03-31 - 2025-04-04. [PubMan] : Banon Navarro, A., Roberg-Clark, G. T., Plunk, G. G., Fernando, D., Di Siena, A., Wilms, F., & Jenko, F. (2024). Assessing core ion thermal confinement in critical-gradient-optimized stellarators. Physics of Plasmas, 31: 062508. doi:10.1063/5.0204597. [PubMan] : Costello, P. J., & Plunk, G. G. (2024). Reduction of optimal microinstability growth in maximum-J stellarators. Poster presented at 24th International Stellarator Heliotron Workshop (ISHW 2024), Hiroshima. [PubMan] : Plunk, G. G., Goodman, A., Drevlak, M., Babin, R., & Hindenlang, F. (2024). A Neo-Spitzer Stellarator. Talk presented at Joint Varenna-Lausanne International Workshop on Theory of Fusion Plasmas. Varenna. 2024-09-02 - 2024-09-06. [PubMan] : Hindenlang, F., Plunk, G., & Maj, O. (2024). A generalized Frenet frame for computing MHD equilibria. Poster presented at Joint Varenna-Lausanne International Workshop on Theory of Fusion Plasmas, Varenna. [PubMan] : Roberg-Clark, G. T., Plunk, G. G., & Xanthopoulos, P. (2024). A coarse-grained model for critical ion temperature gradients in general toroidal geometry. Poster presented at Joint Varenna-Lausanne International Workshop on Theory of Fusion Plasmas, Varenna. [PubMan] : Costello, P., & Plunk, G. (2025). Tightest possible energetic bounds on local gyrokinetic instabilities. Poster presented at DPG-Frühjahrstagung der Sektion Materie und Kosmos (SMuK), Göttingen. [PubMan] : Proll, J., Mulholland, P., Pueschel, M. J., Morren, M., Weir, G., Aleynikova, K., Stechow, A. v., Xanthopoulos, P., Plunk, G., & W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society (2025). Addressing turbulence questions in the Wendelstein 7-X stellarator device – a combined experimental and theoretical approach. Talk presented at DPG-Frühjahrstagung der Sektion Materie und Kosmos (SMuK). Göttingen. 2025-03-31 - 2025-04-04. [PubMan] : Goodman, A., Xanthopoulos, P., Plunk, G. G., Drevlak, M., Smith, H. M., Nührenberg, C., Henneberg, S. A., Beidler, C. D., Geiger, J., Roberg-Clark, G., & Helander, P. (2024). Stable quasi-isodynamic stellarators with low turbulence as fusion reactor candidates. Talk presented at 66th Annual Meeting of the APS Division of Plasma Physics. Atlanta, GA. 2024-10-07 - 2024-10-11. [PubMan] : Henneberg, S. A., Schuett, T. M., & Plunk, G. G. (2024). A Novel Compact Stellarator-Tokamak Hybrid Concept. Talk presented at 66th Annual Meeting of the APS Division of Plasma Physics. Atlanta, GA. 2024-10-07 - 2024-10-11. [PubMan] : Plunk, G. G., & Helander, P. (2024). The residual flow in well-optimized stellarators. Journal of Plasma Physics, 90(2): 905900205. doi:10.1017/S002237782400031X. [PubMan] : Grulke, O., Albert, C., Alcuson Belloso, J. A., Aleynikov, P., Aleynikova, K., Alonso, A., Anda, G., Andreeva, T., Arvanitou, M., Ascasibar, E., Aymerich, E., Avramidis, K., Bähner, J.-P., Baek, S.-G., Balden, M., Baldzuhn, J., Ballinger, S., Banduch, M., Bannmann, S., Banon-Navarro, A., Baylor, L., Beidler, C. D., Beurskens, M., Biedermann, C., Birkenmeier, G., Bluhm, T., Boeckenhoff, D., Boeyaert, D., Bold, D., Borchardt, M., Borodin, D., Bosch, H.-S., Bouvain, H., Bozhenkov, S., Bräuer, T., Braune, H., Brandt, C., Brezinsek, S., Brunner, K. J., Büschel, C., Bussiahn, R., Buzas, A., Buttenschoen, B., Bykov, V., Calvo, I., Cappa, A., Carovani, F., Carralero, D., Carls, A., Carvalho, B., Castano-Bardawil, D., Chaudhary, N., Chelis, I., Chen, S., Cipciar, D., Coenen, J., Conway, G., Cornelissen, M., Corre, Y., Costello, P., Crombe, K., Cseh, G., Csillag, B., Cu Castillo, H. I., Czymek, G., Damm, H., Davies, R. J., Day, C., Degenkolbe, S., De Wolf, R., Dekeyser, W., Demby, A., Despontin, P., Dhard, C. P., Dinklage, A., d'Isa, F. A., Dittmar, T., Dreval, M., Drevlak, M., Drews, P., Droste, J., Dunai, D., Dyhring, C., Eeten, P. v., Edlund, E., Endler, M., Ennis, D. A., Escoto, F. J., Espinosa, M. S., Estrada, T., Fehling, D., Feuerstein, L., Fellinger, J., Feng, Y., Fernando, D. L. C., Fischer, S., Flom, E. R., Ford, O., Fornal, T., Frank, J., Frerichs, H., Fuchert, G., Gantenbein, G., Gao, Y., Garcia, K., García-Cortés, I., García-Regana, J. M., Geiger, B., Geiger, J., Geissler, P., Gerard, M., Godino-Sedano, G., Gonda, T., Gonzalez, A., Goriaev, A., Gradic, D., Grahl, M., Greuner, H., Grigore, E., Gruca, M., Guerrero Arnaiz, J. F., Haak, V., Ham, L. v., Hammond, K., Hamstra, B., Han, X., Hansen, S. K., Harris, J., Hartmann, D., Hathiramani, D., Hegedus, S., Heinrich, S., Helander, P., Henke, F., Henneberg, S., Henschke, L., Hirsch, M., Hoefel, U., Hoefler, K., Hoermann, S., Hollfeld, K.-P., Holtz, A., Höschen, D., Houry, M., Huang, J., Huang, J., Hubeny, M., Hunger, K., Hwangbo, D., Ida, K., Igitkhanov, Y., Illy, S., Ioannidis, Z., Jablczynska, M., Jablonski, S., Jablonski, B., Jagielski, B., Jakubowski, M., Jelonnek, J., Jenko, F., Jin, J., Johansson, A., Jouniaux, G., Kajita, S., Kallmeyer, J.-P., Kamionka, U., Kasparek, W., Kawan, C., Kazakov, Y. O., Kenmochi, N., Kernbichler, W., Kharwandikar, A. K., Khokhlov, M., Killer, C., Kirschner, A., Kleiber, R., Klepper, C., Klinger, T., Knauer, J., Knieps, A., Kobayashi, M., Kocsis, G., Kolesnichenko, Y., Könies, A., Kontula, J., Kornejew, P., Korteweg, S. A., Koschinsky, J., Koster, J., Kovtun, Y., Krämer-Flecken, A., Krause, M., Kremeyer, T., Krier, L., Kriete, D. M., Krychowiak, M., Ksiazek, I., Kubkowska, M., Kuczynski, M. D., Kulla, D., Kumar, A., Kurki-Suonio, T., Kuzmych, I., Kwak, S., Lancelotti, V., Langenberg, A., Laqua, H., Laqua, H. P., Larsen, M. R., Lazerson, S., Lechte, C., Lee, B., LeViness, A., Lewerentz, M., Liang, Y., Liao, L., Litnovsky, A., Liu, J., Loizu, J., Lopez-Cansino, R., Lopez Rodriguez, L. D., Lorenz, A., Lunsford, R., Luo, Y., Lutsenko, V., Maaziz, N., Machielsen, M., Mackenbach, R., Makowski, D., Maragkoudakis, E., Marchuk, O., Markl, M., Marsen, S., Martínez, J., Marushchenko, N., Masuzaki, S., Maurer, D., Mayer, M., McCarthy, K. J., McNeely, P., Medina Roque, D., Meineke, J., Meitner, S., Mendes, S. v., Menzel-Barbara, A., Milligen, B. v., Mishchenko, A., Moiseenko, V., Möller, A., Möller, S., Moseev, D., Motojima, G., Mulas, S., Mulholland, P., Nagel, M., Nagy, D., Narbutt, Y., Naujoks, D., Nelde, P., Neu, R., Neubauer, O., Neuner, U., Nicolai, D., Nielsen, S., Nührenberg, C., Ochoukov, R., Offermanns, G., Ongena, J., Oosterbeek, J. W., Otte, M., Pablant, N., Panadero Alvarez, N., Pandey, A., Partesotti, G., Pasch, E. A., Pavlichenko, R., Pawelec, E., Pedersen, T. S., Perseo, V., Peterson, B., Pisano, F., Plaum, B., Plunk, G., Podavini, L., Polei, N., Poloskei, P., Ponomarenko, S., Pons-Villalonga, P., Porkolab, M., Proll, J., Pueschel, M. J., Puig Sitjes, A., Ragona, R., Rahbarnia, K., Rasinski, M., Rasmussen, J., Refy, D., Reimold, F., Richou, M., Riemann, J. S., Riße, K., Riva de la Villen, J., Roberg-Clark, G., Rodriguez, E., Rohde, V., Romazanov, J., Romba, T., Rondeshagen, D., Rud, M., Ruess, T., Rummel, T., Runov, A., Ruset, C., Rust, N., Ryc, L., Rzesnicki, T., Salewski, M., Sanchez, E., Sanchis Sanchez, L., Satheeswaran, G., Schacht, J., Scharff, E., Schilling, J., Schlisio, G., Schmid, K., Schmitt, J. C., Schmitz, O., Schneider, M., Schoor, M. V., Schröder, T., Schroeder, R., Schweer, B., Sereda, S., Shanahan, B., Sias, G., Simko, S., Singh, L., Siusko, Y., Slaby, C., Sleczka, M., Smith, B. S., Smith, D. R., Smith, H., Spolaore, M., Spring, A., Stange, T., Stechow, A. v., Stepanov, I., Stern, M., Stroth, U., Suzuki, Y., Swee, C., Syrocki, L., Szabolics, T., Szepesi, T., Takacs, R., Takahashi, H., Tamura, N., Tantos, C., Terry, J., Thiede, S., Thienpondt, H., Thomsen, H., Thumm, M., Thun, T., Togo, S., Tork, T., Trimino Mora, H., Tsikouras, A., Turkin, Y., Vano, L., Varoutis, S., Vecsei, M., Velasco, J., Verstraeten, M., Vervier, M., Viezzer, E., Wagner, J., Wang, E., Wang, F., Wappl, M., Warmer, F., Wegner, T., Wei, Y., Weir, G., Wendler, N., Wenzel, U., White, A., Wilms, F., Windisch, T., Winter, A., Winters, V., Wolf, R., Wurden, G., Xanthopoulos, P., Xiang, H. M., Xu, S., Yamada, H., Yang, J., Yi, R., Yokoyama, M., Zamorski, B., Zanini, M., Zarnstorff, M., Zhang, D., Zhou, S., Zhu, J., Zimmermann, J., Zocco, A., & Zoletnik, S. (2024). Overview of the first Wendelstein 7-X long pulse campaign with fully water-cooled plasma facing components. Nuclear Fusion, 64: 112002. doi:10.1088/1741-4326/ad2f4d. [PubMan] : Henneberg, S. A., Schuett, T. M., & Plunk, G. G. (2024). A flexible, compact stellarator-tokamak hybrid concept. Talk presented at Joint Varenna-Lausanne International Workshop on Theory of Fusion Plasmas. Varenna. 2024-09-02 - 2024-09-06. [PubMan] : Proll, J. H. E., Nakata, M., Plunk, G. G., Camacho Mata, K., Goodman, A., & Albert, C. G. (2024). The Stellarator Base Case – a new MHD equilibrium designed for benchmarking codes in 3D geometry. Poster presented at 24th International Stellarator Heliotron Workshop (ISHW 2024), Hiroshima. [PubMan] : Guth, N. J., Proll, J. H. E., Bannmann, S., Ford, O. P., & Plunk, G. G. (2025). Gyrokinetic studies of dominant instabilities in different particle transport regimes in Wendelstein 7-X. Poster presented at DPG-Frühjahrstagung der Sektion Materie und Kosmos (SMuK), Göttingen. [PubMan] : Podavini, L., Helander, P., Plunk, G., & Zocco, A. (2024). Validation of theoretical upper bounds on local gyrokinetic instabilities. Poster presented at DPG-Frühjahrstagung 2024, Greifswald. [PubMan]