Publications of A. Card

Deller, A.; Bayer, V. C.; Steinbrunner, P.; Card, A.; Danielson, J. R.; Stoneking, M. R.; Stenson, E. V.: Diocotron modes in pure electron plasmas in the APEX levitating dipole trap. Plasma Physics and Controlled Fusion 67, 015030 (2025)

Card, A.; Deller, A.; Stoneking, M. R.; Linden, J. v. d.; Stenson, E. V.: FPGA-Stabilized Magnetic Levitation of the APEX-LD High-Temperature Superconducting Coil. IEEE Transactions on Applied Superconductivity 34 (9), 4606709 (2024)

Singer, M.; Stoneking, M. R.; Stenson, E. V.; Nißl, S.; Deller, A.; Card, A.; Horn-Stanja, J.; Pedersen, T. S.; Saitoh, H.; Hugenschmidt, C.: Injection of positrons into a dense electron cloud in a magnetic dipole trap. Physics of Plasmas 28, 062506 (2021)

Brandt, C.; Schilling, J.; Thomsen, H.; Broszat, T.; Laube, R.; Schröder, T.; Andreeva, T.; Beurskens, M. N. A.; Bozhenkov, S. A.; Brunner, K. J. et al.; Card, A.; Cordes, C.; Damm, H.; Fuchert, G.; Gallowski, K.; Gutzmann, R.; Knauer, J.; Laqua, H. P.; Marquardt, M.; Nelde, P.; Neuner, U.; Pasch, E.; Rahbarnia, K.; Recknagel, J.; Schülke, M.; Scott, E. R.; Sieber, T.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Soft x-ray tomography measurements in the Wendelstein 7-X stellarator. Plasma Physics and Controlled Fusion 62, 035010 (2020)

Stoneking, M.; Pedersen, T. S.; Helander, P.; Chen, H.; Hergenhahn, U.; Stenson, E. V.; Fiksel, G.; Linden, J. v. d.; Saitoh, H.; Surko, C. M. et al.; Danielson, J. R.; Hugenschmidt, C.; Horn-Stanja, J.; Mishchenko, A.; Kennedy, D.; Deller, A.; Card, A.; Nißl, S.; Singer, M.; König, S.; Willingale, L.; Peebles, J.; Edwards, M. R.; Chin, K.: A new frontier in laboratory physics: magnetized electron–positron plasmas. Journal of Plasma Physics 86 (6), 155860601 (2020)

Drews, P.; Killer, C.; Knieps, A.; Henkel, M.; Brezinsek, S.; Dittmar, T.; Cai, J.; Card, A.; Grulke, O.; Höschen, D. et al.; Jakubowski, M.; König, R.; Krämer-Flecken, A.; Lianga, Y.; Lia, Y.; Linsmeier, C.; Liu, S.; Nicolai, D.; Neubauer, O.; Satheeswaran, G.; Sandri, N.; Schweer, B.; Schröder, T.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Operation of probe heads on the Multi-Purpose-Manipulator at W7-X in OP 1.2a. Fusion Engineering and Design 146, Pt. B, pp. 2353 - 2355 (2019)

Oosterbeek, J. W.; Chaudhary, N.; Hirsch, M.; Beurskens, M. N. A.; Höfel, U.; Card, A.; Marquardt, M.; Marsen, S.; Stern, M.; Wolf, R. C. et al.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Michelson Interferometer design in ECW heated plasmas and initial results. Fusion Engineering and Design 146, Pt. A, pp. 959 - 962 (2019)

Singer, M.; Stoneking, M. R.; Stenson, E. V.; Nißl, S.; Deller, A.; Card, A.; Horn-Stanja, J.; Pedersen, T. S.; Saitoh, H.; Hugenschmidt, C.: Injecting positrons into an electron cloud – the next step towards a confined pair plasma. In: 48th EPS Conference on Plasma Physics, O2.J602 (Eds. Klinger, T.; Hobirk, J.; Orlando, S.; Lancia, L.; Maric, D. et al.). 48th EPS Conference on Plasma Physics, Virtual, June 27, 2022 - July 01, 2022. European Physical Society, Geneva (2022)

Stoneking, M.; Horn-Stanja, J.; Saitoh, H.; Stenson, E.; Nißl, S.; Pedersen, T. S.; Card, A.; Hugenschmidt, C.; Singer, M.; Danielson, J. et al.; Surko, C.; Hergenhahn, U.: Development of a levitated dipole trap to study positron-electron plasma. In: Verhandlungen der Deutschen Physikalischen Gesellschaft, (VI) 55 (1), P 19.5. DPG-Frühjahrstagung der Sektion Atome, Moleküle, Quantenoptik und Plasmen (SAMOP), Hannover, March 08, 2020 - March 13, 2020. DPG, Bad Honnef (submitted)

Card, A.: First operation of APEX-LD, a levitated dipole trap designed for e+e- plasmas. DPG-Frühjahrstagung 2024, Greifswald (2024)

Deller, A.; Card, A.; Nißl, S.; Linden, J. v. d.; Stoneking, M. R.; Michishio, K.; Oshima, N.; Saitoh, H.; Higaki, H.; Stenson, E. V.: Positron bunches & electron plasmas in supported & levitated dipole traps. 50th EPS Conference on Plasma Physics, Salamanca (submitted)

Singer, M.; Stoneking, M.; Stenson, E.; Nißl, S.; Deller, A.; Card, A.; Horn-Stanja, J.; Pedersen, T. S.; Saitoh, H.; Hugenschmidt, C.: Injecting positrons into an electron cloud – the next step towards a confined pair plasma. 48th EPS Conference on Plasma Physics, Virtual (2022)

Stenson, E. V.; Card, A. H.; Danielson, J. R.; Deller, A.; Horn-Stanja, J.; Hugenschmidt, C. P.; Nißl, S.; Pedersen, T. S.; Rogge, C.; Schweikhard, L. et al.; Singer, M.; Smoniewski, J.; Steinbrunner, P.; Surko, C. M.; Stoneking, M.; Linden, J. v. d.: Matter-antimatter pair plasmas: a new frontier in plasma physics. 19th International Conference on Positron Annihilation (ICPA 19), Helsinki (2022)

Stoneking, M.; Pedersen, T. S.; Stenson, E. V.; Horn-Stanja, J.; Hergenhahn, U.; Deller, A.; Nissl, S.; Singer, M.; Card, A.; Steinbrunner, P. et al.; Hugenschmidt, C.; Singer, M.; Koenig, S.; Schweikhard, L.; Surko, C. M.; Danielson, J. R.; Saitoh, H.: Progress toward and future plans for creating an electron positron plasma in a levitated dipole and in a stellarator. 62nd Annual Meeting of the APS Division of Plasma Physics, Virtual Edition (submitted)

Weir, G. M.; Windisch, T.; Grulke, O.; Card, A.; Schröder, T.; Hirsch, M.; Höfel, U.; Kasparek, W.; Marushchenko, N.; Klinger, T. et al.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Development of a Poloidal Correlation ECE Diagnostic for Electron Temperature Fluctuation Measurements in W7-X. 20th Joint Workshop on Electron Cyclotron Emission (ECE) and Electron Cyclotron Resonance Heating (ECRH) (EC-20), Greifswald (submitted)

Drewelow, P.; Ali, A.; Baldzuhn, J.; Biedermann, C.; Brezinsek, S.; Brunner, K. J.; Card, A.; Ford, O.; Gao, Y.; Hammond, K. C. et al.; Hartmann, D.; Hirsch, M.; Jakubowski, M. W.; Knauer, J.; Kocsis, G.; König, R.; Kornejew, P.; Kremeyer, T.; Krychowiak, M.; Moncada, V.; Niemann, H.; Neuner, U.; Otte, M.; Pisano, F.; Rahbarnia, K.; Schilling, J.; Schröder, T.; Sleczka, M.; Puig Sitjes, A.; Szepesi, T.; Thomsen, H.; Winters, V.; Wurden, G.; Vano, L.; Zhang, D.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Initial Results of the First Wendelstein 7-X Island Divertor Experiments. 23rd International Conference on Plasma Surface Interactions in Controlled Fusion Devices (PSI 23), Princeton, NJ (submitted)

Bayer, V. C.; Deller, A.; Card, A.; Stenson, E.: Characterization of pure-electron plasmas in APEX-LD. DPG-Frühjahrstagung der Sektion Materie und Kosmos (SMuK), Göttingen (submitted)

Stoneking, M. R.; Card, A.; Deller, A.; Bayer, V.; Steinbrunner, P.; Stenson, E. V.; APEX Collaboration: First (Non-neutral) Plasma in the APEX Levitated Dipole. 66th Annual Meeting of the APS Division of Plasma Physics, Atlanta, GA (2024)

Card, A.; Stoneking, M. R.; Deller, A.; Stenson, E. V.; Linden, J. v. d.; Horn-Stanja, J.; Hintze, C.; Saitoh, H.; Pedersen, T. S.; Schmeling, D. et al.; APEX Collaboration: Design, construction, and commissioning of a levitated dipole trap for electron-positron pair plasma studies. 65th Annual Meeting of the APS Division of Plasma Physics, Denver, CO (2023)

Stenson, E. V.; APEX Collaboration; Card, A.; Danielson, J. R.; Deller, A.; Hergenhahn, U.; Horn-Stanja, J.; Hugenschmidt, C. P.; Gil, P.; Huslage, P. et al.; Nissl, S.; Pedersen, T. S.; Rogge, C. W.; Saitoh, H.; Schweikhard, L.; Singer, M.; Singer, M.; Smoniewski, J.; Steinbrunner, P.; Surko, C. M.; Stoneking, M. R.; Linden, J. v. d.: Moving into higher fields and collective behavior: recent advancements toward confined matter-antimatter pair plasmas. 49th EPS Conference on Plasma Physics, Bordeaux (2023)