Nr. 54 März 2018 SPG MITTEILUNGEN COMMUNICATIONS DE LA SSP AUSZUG - EXTRAIT This article has been downloaded from: https://www.sps.ch/fleadmin/articles-pdf/2018/Mitteilungen_Progress_61.pdf © see https://www.sps.ch/bottom_menu/impressum/ Progress in Physics (61) Two-post wave slaloming at a cut-off and a resonance, or how to access and heat “overdense” plasmas using two successive mode conversions Antoine Pochelon 1 , Loïc Curchod 1 , Prabal Chattopadhyay 2 , Duccio Testa 1 and the TCV team 1 EPFL, Swiss Plasma Center, Lausanne, Switzerland; 2 IPR, Bhat, Gujarat, India