Marsen, S., Brunner, K. J., Laqua, H. P., Moseev, D., Stange, T., & W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society (2018). Optimization of ECRH operation at high densities in Wendelstein 7-X. Poster presented at 45th EPS Conference on Plasma Physics, Prague.