Hansen, S. K., Nielsen, S. K., Stober, J., Rasmussen, J., Willensdorfer, M., Hoelzl, M., et al. (2022). Parametric Decay Instabilities during Electron Cyclotron Resonance Heating of Fusion Plasmas, Problems and Possibilities. Talk presented at 21st Joint Workshop on Electron Cyclotron Emission (ECE) and Electron Cyclotron Resonance Heating (ECRH) (EC-20). Saint-Paul-lez-Durance. 2022-06-20 - 2022-06-24.