Power exhaust is a crucial issue for future fusion reactors. Divertor detachment and the required power dissipation fractions of about 95% are foreseen to be achieved by impurity seeding. In a tokamak. at high seeding levels the radiation often concentrates in a small region inside the confined plasma near the X-point. https://www.chiggate.com/five-finger-death-punch-a-decade-of-destruction-vol-1-cd-supply/