Publications of S. Äkäslompolo

Journal Article (29)

1.
Journal Article
Poloskei, P. Z.; Geiger, B.; Jansen van Vuuren, A.; Äkäslompolo, S.; Ford, O. P.; Spanier, A.; Neelis, T. W. C.; McNeely, P.; Hartmann, D.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Experimental characterization of the active and passive fast-ion H-alpha emission in W7-X using FIDASIM. Nuclear Fusion 64, 026008 (2024)
2.
Journal Article
Schmidt, B. S.; Salewski, M.; Moseev, D.; Baquero-Ruiz, M.; Hansen, P.C.; Eriksson, J.; Ford, O.; Gorini, G.; Järleblad, H.; Kazakov, Y. O. et al.: 4D and 5D phase-space tomography using slowing-down physics regularization. Nuclear Fusion 63, 076016 (2023)
3.
Journal Article
Pedersen, T. S.; Abramovic, I.; Agostinetti, P.; Agredano Torres, M.; Äkäslompolo, S.; Alcuson Belloso, J.; Aleynikov, P.; Aleynikova, K.; Alhashimi, M.; Ali, A. et al.: Experimental confirmation of efficient island divertor operation and successful neoclassical transport optimization in Wendelstein 7-X. Nuclear Fusion 62, 042022 (2022)
4.
Journal Article
Äkäslompolo, S.; Koschinsky, J. P.; Kontula, J.; Biedermann, C.; Bozhenkov, S.; Kurki-Suonio, T.; Leppänen, J.; Snicker, A.; Wolf, R.; Wurden, G. et al.: Serpent neutronics model of Wendelstein 7-X for 14.1 MeV neutrons. Fusion Engineering and Design 167, 112347 (2021)
5.
Journal Article
Spanier, A.; Hartmann, D.; Äkäslompolo, S.; Ford, O.; Harder, N. d.; Heinemann, B.; Hopf, C.; Kairys, R.; McNeely, P.; Poloskei, P. Z. et al.: Performance of the first neutral beam injector at the Wendelstein 7-X stellarator. Fusion Engineering and Design 163, 112115 (2021)
6.
Journal Article
Weir, G. M.; Xanthopoulos, P.; Hirsch, M.; Höfel, U.; Stange, T.; Pablant, N.; Grulke, O.; Äkäslompolo, S.; Alcuson, J.; Bozhenkov, S. et al.: Heat pulse propagation and anomalous electron heat transport measurements on the optimized stellarator W7-X. Nuclear Fusion 61, 056001 (2021)
7.
Journal Article
Bosch, H.-S.; Äkäslompolo, S.; Brakel, R.; Bykov, V.; Drewelow, P.; Geiger, J.; Jakubowski, M.; Nagel, M.; Naujoks, D.; Riße, K. et al.: Operation of W7-X with an Inertially Cooled Divertor – On the Way to Steady State Operation. IEEE Transactions on Plasma Science 48 (6), pp. 1369 - 1375 (2020)
8.
Journal Article
Dhard, C. P.; Äkäslompolo, S.; Balden, M.; Baldzuhn, J.; Biedermann, C.; Bräuer, T.; Brezinsek, S.; Endler, M.; Hayashi, Y.; Hwangbo, D. et al.: Inspection of W 7-X plasma-facing components after the operation phase OP1.2b: observations and first assessments. Physica Scripta 2020 (T171), 014033 (2020)
9.
Journal Article
Fellinger, J.; Lippmann, U.; Greve, H.; Alhashimi, M.; Schülke, M.; Äkäslompolo, S.; Drewelow, P.; Jakubowski, M.; König, R.; Lorenz, A. et al.: Design of endoscopes for monitoring water-cooled divertor in W7-X. Fusion Engineering and Design 158, 111841 (2020)
10.
Journal Article
Koschinsky, J. P.; Äkäslompolo, S.; Biedermann, C.; Bozhenkov, S. A.; Isobe, M.; Kontula, J.; Ogawa, K.; Schneider, W.; Warmer, F.; Wurden, G. A. et al.: Estimation of 14 MeV neutron rate from triton burn‐up in future W7‐X deuterium plasma campaigns. Contributions to Plasma Physics 60 (8), e201900186 (2020)
11.
Journal Article
Lazerson, S. A.; Ford, O. P.; Nührenberg, C.; Äkäslompolo, S.; Poloskei, P. Z.; Machielsen, M.; McNeely, P.; Vano, L.; Rust, N.; Bozhenkov, S. et al.: Validation of the BEAMS3D neutral beam deposition model on Wendelstein 7-X. Nuclear Fusion 60, 076020 (2020)
12.
Journal Article
McNeely, P.; Äkäslompolo, S.; Auerweck, W.; Drider, Y.; Ford, O. P.; Hartmann, D. A.; Heinemann, B.; Heinrich, S.; Hopf, C.; Kairys, R. et al.: Commissioning and initial operation of the W7-X neutral beam injection heating system. Fusion Engineering and Design 161, 111997 (2020)
13.
Journal Article
Moseev, D.; Laqua, H. P.; Stange, T.; Abramovic, I.; Nielsen, S. K.; Äkäslompolo, S.; Avramidis, K.; Braune, H.; Gantenbein, G.; Illy, S. et al.: Collective Thomson Scattering Diagnostic for Wendelstein 7-X at 175 GHz. Journal of Instrumentation 15, C05035 (2020)
14.
Journal Article
Slaby, C.; Äkäslompolo, S.; Borchardt, M.; Geiger, J.; Kleiber, R.; Könies, A.; Bozhenkov, S.; Brandt, C.; Dinklage, A.; Dreval, M. et al.: Investigation of mode activity in NBI-heated experiments of Wendelstein 7-X. Nuclear Fusion 60, 112004 (2020)
15.
Journal Article
Äkäslompolo, S.; Drewelow, P.; Gao, Y.; Ali, A.; Asunta, O.; Bozhenkov, S.; Fellinger, J.; Ford, O. P.; Harder, N. d.; Hartmann, D. et al.: Validating fast-ion wall-load IR analysis-methods against W7-X NBI empty-torus experiment. Journal of Instrumentation 14, P07018 (2019)
16.
Journal Article
Äkäslompolo, S.; Drewelow, P.; Gao, Y.; Ali, A.; Biedermann, C.; Bozhenkov, S.; Dhard, C. P.; Endler, M.; Fellinger, J.; Ford, O. P. et al.: Validating the ASCOT modelling of NBI fast ions in Wendelstein 7-X stellarator. Journal of Instrumentation 14, C10012 (2019)
17.
Journal Article
Äkäslompolo, S.; Drewelow, P.; Gao, Y.; Ali, A.; Bozhenkov, S.; Fellinger, J.; Geiger, J.; Hartmann, D.; Hathiramani, D.; Jakubowski, M. et al.: Armoring of the Wendelstein 7-X divertor-observation immersion-tubes based on NBI fast-ion simulations. Fusion Engineering and Design 146, Pt. A, pp. 862 - 865 (2019)
18.
Journal Article
Klinger, T.; Andreeva, T.; Bozhenkov, S.; Brandt, C.; Burhenn, R.; Buttenschön, B.; Fuchert, G.; Geiger, B.; Grulke, O.; Laqua, H. P. et al.: Overview of first Wendelstein 7-X high-performance operation. Nuclear Fusion 59, 112004 (2019)
19.
Journal Article
Ogawa, K.; Bozhenkov, S. A.; Äkäslompolo, S.; Isobe, M.; Nuga, H.; Seki, R.; Kamio, S.; Fujiwara, Y.; Nishitani, T.; Osakabe, M. et al.: Effect of Resonant Magnetic Perturbation Field on Energetic Ion Behavior in the Large Helical Device. Plasma and Fusion Research 14, 1202159 (2019)
20.
Journal Article
Ogawa, K.; Bozhenkov, S. A.; Äkäslompolo, S.; Killer, C.; Grulke, O.; Nicolai, D.; Satheeswaran, G.; Isobe, M.; Osakabe, M.; Yokoyama, M. et al.: Energy-and-pitch-angle-resolved escaping beam ion measurements by Faraday-cup-based fast-ion loss detector in Wendelstein 7-X. Journal of Instrumentation 14, C09021 (2019)