Table 3 Summary of DDD simulation parameters. For more details, see Sills et al. (2016)
From: Slip-free multiplication and complexity of dislocation networks in FCC metals
Property | Parameter | Value |
|---|---|---|
Shear modulus | μ | 54.6 GPa |
Poission’s ratio | ν | 0.324 |
Burgers vector magnitude | b | 0.255 nm |
Drag coefficient | B | 15.6 μPa.s |
Core radius | a | 6b |
Relative tolerance | f tol | 0.1b |
Absolute tolerance | r tol | 10b |
Threshold tolerance | r th | 1b |
Max segment length | l max | 2000b |
Min segment length | l min | \(\sqrt {\frac {4}{\sqrt {3}}A_{\text {min}}}\) |
Max area between segments | A max | \(\frac {1}{2}\left (4A_{\text {min}} +\frac {\sqrt {3}}{4}l_{\text {max}}^{2} \right)\) |
Min area between segments | A min | min(\(2r_{\text {tol}}l_{\text {max}},\, \frac {\sqrt {3}}{4} l_{\text {min}}^{2} \)) |
Collision radius | r col | 10b |
Simulation cell size |  | 15μm |