##################### ##################### [SX] type isostrain Ngrains 1 [RGC] type RGC Ngrains 8 [Taylor2] type isostrain Ngrains 2 [Taylor4] type isostrain Ngrains 4 [Taylor10] type isostrain Ngrains 10 [Taylor100] type isostrain Ngrains 100 ##################### ##################### [TWIPSteel_Poly] (constituent) phase 5 texture 1 fraction 1.0 [TWIPsteel_001] (constituent) phase 5 texture 2 fraction 1.0 [TWIPsteel_011] (constituent) phase 5 texture 3 fraction 1.0 [TWIPsteel_111] (constituent) phase 5 texture 4 fraction 1.0 [TWIPsteel_123] (constituent) phase 5 texture 5 fraction 1.0 [Alu_Polycrystal] (constituent) phase 1 texture 1 fraction 1.0 [Alu_001] (constituent) phase 1 texture 2 fraction 1.0 [Alu_011] (constituent) phase 1 texture 3 fraction 1.0 [Alu_111] (constituent) phase 1 texture 4 fraction 1.0 ##################### ##################### [Aluminum] # below given format will not work. need to select one constitution block from it. c11 106.75e9 c12 60.41e9 c44 28.34e9 lattice_structure fcc Nslip 12 Ntwin 12 constitution phenomenological (output) slipResistance (output) rateOfShear ### phenomenological constitutive parameters ### s0_slip 31e6 gdot0_slip 0.001 n_slip 20 h0 75e6 s_sat 63e6 w0 2.25 latent_ratio 1.4 #constitution j2 #c11 110.9e9 #c12 58.34e9 #(output) flowstress #(output) strainrate #taylorfactor 3 #s0 31e6 #gdot0 0.001 #n 20 #h0 75e6 #s_sat 63e6 #w0 2.25 [Copper] [Ferrite] [Martensite] [TWIP steel FeMnC] C11 175.0e9 # elastic constants in Pa C12 115.0e9 C44 135.0e9 lattice_structure fcc Nslip 12 Ntwin 12 #constitution phenomenological #(output) slipResistance #(output) rateOfShear constitution dislobased (output) state_slip (output) rateofshear_slip (output) mfp_slip (output) thresholdstress_slip (output) state_twin (output) rateofshear_twin (output) mfp_twin (output) thresholdstress_twin ### phenomenological constitutive parameters ### #s0_slip 85.0e6 # initial slip resistance #gdot0_slip 0.001 # reference shear rate #n_slip 100.0 # stress exponent #h0 355.0e6 # initial hardening slope #s_sat 265.0e6 # saturation stress #w0 1.0 # exponent #latent_ratio 1.4 # latent/self hardening ratio ### dislocation density-based constitutive parameters ### burgers 2.56e-10 # Burgers vector [m] Qedge 5.5e-19 # Activation energy for dislocation glide [J/K] (0.5*G*b^3) grainsize 2.0e-5 # Average grain size [m] stacksize 5.0e-8 # Twin stack mean thickness [m] fmax 1.0 # Maximum admissible twin volume fraction Ndot0 0.0 # Number of potential twin source per volume per time [1/m³.s] interaction_coefficients 1.0 2.2 3.0 1.6 3.8 4.5 # Dislocation interaction coefficients rho0 6.0e12 # Initial dislocation density [m/m³] Cmfpslip 2.0 # Adjustable parameter controlling dislocation mean free path Cmfptwin 1.0 # Adjustable parameter controlling twin mean free path Cthresholdslip 0.1 # Adjustable parameter controlling threshold stress for dislocation motion Cthresholdtwin 1.0 # Adjustable parameter controlling threshold stress for deformation twinning Cactivolume 1.0 # Adjustable parameter controlling activation volume Cstorage 0.02 # Adjustable parameter controlling dislocation storage Carecovery 0.0 # Adjustable parameter controlling athermal recovery ##################### ##################### [random] [001] (gauss) phi1 0.000 Phi 0.000 phi2 0.000 scatter 0.000 fraction 1.000 [101] (gauss) phi1 0.000 Phi 45.000 phi2 90.000 scatter 0.000 fraction 1.000 [111] (gauss) phi1 0.000 Phi 54.7356 phi2 45.000 scatter 0.000 fraction 1.000 [123] (gauss) phi1 209.805 Phi 29.206 phi2 63.435 scatter 0.000 fraction 1.000