[TWIP steel FeMnC] crystal_structure 1 Nslip 12 Ntwin 12 ## Elastic constants # Unit in [Pa] C11 245.0e9 C12 105.0e9 C44 65.0e9 ## Parameters for phenomenological modeling # Unit in [Pa] s0_slip 85.0e6 gdot0_slip 0.001 n_slip 100.0 h0 355.0e6 s_sat 265.0e6 w0 1.0 # Self and latent hardening coefficients hardening_coefficients 1.0 1.4 ## Parameters for dislocation-based modeling # Initial dislocation density [m]² rho0 2.8e13 # Burgers vector [m] burgers 2.56e-10 # Activation energy for dislocation glide [J/K] Qedge 3.0e-19 # Reference for passing stress [Pa] tau0 0.0 # Passing stress adjustment c1 0.1 # Jump width adjustment c2 2.0 # Activation volume adjustment c3 1.2 # Dislocation storage adjustment # = c4(Anxin)*c2(Anxin) !!!!!! c4 14.25 # Grain boundaries storage adjustment c5 1.0 # Athermal annihilation adjustment c7 23.5 # Dislocation interaction coefficients interaction_coefficients 1.0 2.2 3.0 1.6 3.8 4.5 # Twin parameters # Grain size [m] grain_size 2.0e-5 # Twin thickness (stacks) [m] stack_size 5.0e-8 # Activation length for twin nucleation [m] d_star 5.0e-10 # Twin saturation value f_sat 0.3 # Twin boundaries storage adjustment c6 0.425 # Scaling of really activated nucleation sites c8 2.0e-3 # Selection of active twin systems c9 10.0 # Twin resistance [Pa] twin_resistance 1000.0e6 stacking_fault_energy 2.0e-2 [cube SX] symmetry no /monoclinic /orthorhombic Ngrains 1 /2 /4 (gauss) phi1 0.0 phi 0.0 phi2 0.0 scatter 0.0 fraction 1.0