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Article | REF: AF3683 V1

Thermonuclear Fusion : Basic Principles, Achievements and Prospects

Authors: Guy BONNAUD, Jean-Marcel RAX

Publication date: July 10, 2015

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4. Projects, state of the art

4.1 Tokamaks worldwide

Figure 12 compares performance in terms of temperature T and confinement time multiplied by temperature and density (Lawson parameter) nTτ for the main machines built and operated over the last forty years, with the ignition zone beyond the Q = 1 curve.

Containment performance of the main tokamaks
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