3 ms·

With high temperature superconductors, mechanical strain is in fact now the limiting factor, at least for the magnets.

• willis936 4y ago
  I must have missed the paper highlighting this fact. Could you share it?
  • pfdietz 4y ago
    If you look at the 2014 ARC paper, you will discover that 60% of the mass of the reactor is the stainless steel structure for resisting the JxB forces on the magnets.