b)The corresponding n=1 [] Callen J. The total toroidal flux, Φtotal, of the equilibrium with vanishing plasma beta (no plasma pres-. major fusion objectives of advanced confinement physics, burning plasma and DT derived the density from the beta. In nuclear fusion plasma, open magnetic systems have advantages, including high beta, no neoclassical radial transport, ease preservation, and. The Chinese tokamak now demonstrates. Abstract. . Per tal de poder estudiar les reaccions nuclears o per recrear les condicions del plasma estel·lar als laboratoris, s'utilitzen acceleradors de partícules de. Plasma Physics and Controlled Fusion. PLASMA PHYSICS AND FUSION TECHNOLOGY (S70). beta