Diffusion behavior of hydrogen isotopes in tungsten revisited by molecular dynamics simulations*

Project supported by the National Magnetic Confinement Fusion Program of China (Grant No. 2013GB109002).

Qiu Mingjie, Zhai Lei, Cui Jiechao, Fu Baoqin, Li Min, Hou Qing
       

(color online) Time evolution of the concentration distribution of D implanted in perfect W at 400 K. The incident flux of D is 3.6 × 1021 m−2·s−1: (a) 0.0002–0.00327 s, (b) 41.885–7827.592 s.