S Morita, CF Dong, M Kobayashi, M Goto… - Nuclear …, 2013 - iopscience.iop.org
Abstract In the Large Helical Device (LHD) operated with a metallic (stainless steel) first wall,
it is found that the iron density, n Fe, at the plasma core is fairly low (n Fe⩽ 10 8 cm− 3) in …