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Environment & Energy

VMA131Marine

(5,356 posts)

2. Couple of corrections to the article

Reply to OKIsItJustMe (Original post)

Sun Jun 7, 2026, 04:01 PM

Yesterday

1. The plasma has to be heated enough that the kinetic energy of the positively charged nuclei can overcome their electrostatic repulsion not magnetic. Magnetic fields are used to confine the plasma so it doesn’t touch the walls of the reactor.

2. Tokamaks are toroidal (donut shaped) not cylindrical. This is what makes the confining magnetic field possible.

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