Author(s): H. Yang, N. Fedorczak, G. Ciraolo, E. Serre, H. Bufferand, L. Fèvre, E. Havlickova, N. Lemoine, N. Rivals, P. Tamain, the WEST team, and the WPTE team Recent X-point radiator (XPR) experiments in L-mode plasmas of the tungsten-W Environment in Steady-state Tokamak (WEST) tokamak show that a stable radiative ring can be sustained above the X point for approximately 70 s, on timescales not limited by intrinsic plasma physics, demonstrating the compa… [Phys. Rev. Lett. 137, 035104] Published Thu Jul 16, 2026