Patent ID: 8064563

Claim:
A first-wall component for a fusion reactor, the first-wall component comprising: at least one heat shield formed from a graphitic material, said heat shield having a lead-through formed therein and selected from the group consisting of a closed lead-through and an open lead-through, a first face configured to face a plasma, a second face disposed opposite said first face, a length, and a width, said heat shield having at least one slot formed therein and running generally over said length and ending in one of the first and second faces; and a cooling tube for conducting a coolant flow and having an outside diameter D, said cooling tube at least partially material-bonded to said heat shield and formed from a material having a thermal conductivity >200 W/m·K; said lead-through surrounding said cooling tube, and said lead-through extending along all of said length of said heat shield; wherein said heat shield is a monobloc, and said slot extends parallel to said cooling tube.