Evidence of parametric decay instability in wendelstein 7-X stellarator

A. Tancetti, S. K. Nielsen, J. Rasmussen, D. Moseev, E. Z. Gusakov, A. Yu Popov, T. Stange, S. Marsen, M. Zanini, C. Killer, M. Vecsei, H. P. Laqua

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review


PDI-related signal was detected in operation OP1.2 in W7-X. Theoretical predictions can reproduce the power and the spectrum of the measured signal. Strong correlation of crashes in PDI sidebands with ILM-like events supports excitation of PDI in the plasma edge.

Original languageEnglish
Title of host publication47th EPS Conference on Plasma Physics, EPS 2021
PublisherEuropean Physical Society (EPS)
Publication date2021
ISBN (Electronic)978-171383704-6
Publication statusPublished - 2021
Event47th EPS Conference on Plasma Physics - Sitges, Spain
Duration: 21 Jun 202125 Jun 2021
Conference number: 47


Conference47th EPS Conference on Plasma Physics


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