Dynamic failure of nanocrystalline copper

The snapshots of a section of the system at (a) 362 ps, (b) 366 ps, and
(c) 370 ps, (d) 374 ps, (e) 390 ps, and
(f) 400 ps, showing the growth of the void under conditions of uniaxial
tensile strain at a constant strain rate of 10^8 s-1.