[TWIP steel FeMnC] lattice_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 # Burgers vector [m] burgers 2.56e-10 # Activation energy for dislocation glide [J/K] Qedge 3.0e-19 # Initial dislocation density [m]² rho0 2.8e13 # Average grain size [m] grain_size 2.0e-5 # Passing stress adjustment c1 0.1 # Jump width adjustment c2 2.0 # Activation volume adjustment c3 1.2 # Average slip distance adjustment for lock formation # = c4(Anxin)*c2(Anxin) !!!!!! c4 14.25 # Average slip distance adjustment when grain boundaries c5 1.0 # Average slip distance adjustment when twin boundaries c6 0.1 # Athermal recovery adjustment c7 23.5 # Dislocation interaction coefficients interaction_coefficients 1.0 2.2 3.0 1.6 3.8 4.5 ## Parameters for mechanical twinning # Average twin thickness (stacks) [m] stack_size 5.0e-8 # Total twin volume fraction saturation f_sat 0.2 # Scaling potential nucleation sites site_scaling 1.0e-7 # Scaling the P-K force on the twinning dislocation q1 0.75 # Scaling the resolved shear stress q2 1.0 [cube SX] symmetry no /monoclinic /orthorhombic Ngrains 10 /2 /4 #(gauss) phi1 0.0 phi 29.21 phi2 -26.57 scatter 0.0 fraction 1.0 #(gauss) phi1 0.0 phi 54.74 phi2 -45.0 scatter 0.0 fraction 0.1 #(gauss) phi1 0.0 phi 45.0 phi2 0.0 scatter 0.0 fraction 0.1 #(gauss) phi1 0.0 phi 0.0 phi2 0.0 scatter 0.0 fraction 0.1 #(gauss) phi1 0.0 phi 35.26 phi2 -45.0 scatter 0.0 fraction 0.1 #(gauss) phi1 0.0 phi 48.19 phi2 -26.57 scatter 0.0 fraction 0.1 #(gauss) phi1 0.0 phi 26.57 phi2 0.0 scatter 0.0 fraction 0.1 #(gauss) phi1 0.0 phi 42.03 phi2 -33.69 scatter 0.0 fraction 0.1 #(gauss) phi1 0.0 phi 40.36 phi2 -11.31 scatter 0.0 fraction 0.1 #(gauss) phi1 0.0 phi 15.62 phi2 -26.57 scatter 0.0 fraction 0.1