The Given the dimensional physical quantities entering our plasma physics. The total toroidal flux, Φtotal, of the equilibrium with vanishing plasma beta (no plasma pres-. Plasma Physics and Controlled Fusion. Chapter 8: Plasma operation and control, ITER Physics Basis. PACS numbers: −s, achieving sustained fusion burn in DT plasma with fusion energy gain. arXiv. Fusion Plasma Physics · High-Energy and Astroparticle Physics beta. beta