##################### # $Id$ ##################### #-------------------# <homogenization> #-------------------# [SX] type isostrain Ngrains 1 [Grain_Cluster] type RGC ngrains 8 clustersize 2 2 2 # product of these numbers must be equal to ngrains(!) clusterorientation 0.0 0.0 0.0 # orientation of cluster in terms of 313 Euler-angles in degree (random if not present) # clusterorientation 0.0 26.57 0.0 # [012] # clusterorientation 0.0 45.00 0.0 # [011] # clusterorientation 0.0 26.57 24.10 # [112] # clusterorientation 0.0 45.00 19.47 # [122] # clusterorientation 0.0 45.00 35.26 # [111] grainsize 4.0e-6 4.0e-6 2.0e-6 # in [m] overproportionality 2.0e+0 # typical range between 0.001 to 1000 scalingparameter 1.0e+1 # typical range between 0.001 to 1000 (output) constitutivework (output) magnitudemismatch (output) penaltyenergy (output) volumediscrepancy (output) averagerelaxrate (output) maximumrelaxrate [Taylor2] type isostrain Ngrains 2 #-------------------# <microstructure> #-------------------# [Aluminum_Poly] /elementhomogeneous/ # put this flag to set ips identical in one element (something like reduced integration) crystallite 1 (constituent) phase 3 texture 1 fraction 1.0 [Aluminum_001] crystallite 1 (constituent) phase 3 texture 2 fraction 1.0 [Aluminum_j2] crystallite 1 (constituent) phase 1 texture 1 fraction 1.0 [DP_Steel] /elementhomogeneous/ crystallite 1 (constituent) phase 1 texture 1 fraction 0.82 (constituent) phase 2 texture 1 fraction 0.18 #-------------------# <crystallite> #-------------------# [all] (output) phase (output) volume (output) orientation (output) eulerangles (output) grainrotation # deviation from initial orientation as axis (1-3) and angle in degree (4) (output) f # deformation gradient tensor; synonyms: "defgrad" (output) fe # elastic deformation gradient tensor (output) fp # plastic deformation gradient tensor (output) ee # elastic strain as Green-Lagrange tensor (output) p # first Piola-Kichhoff stress tensor; synonyms: "firstpiola", "1stpiola" (output) s # second Piola-Kichhoff stress tensor; synonyms: "tstar", "secondpiola", "2ndpiola" #-------------------# <phase> #-------------------# [Aluminum_J2isotropic] constitution j2 (output) flowstress (output) strainrate c11 110.9e9 c12 58.34e9 taylorfactor 3 tau0 31e6 gdot0 0.001 n 20 h0 75e6 tausat 63e6 w0 2.25 relevantResistance 1 [Aluminum_phenopowerlaw] # slip only constitution phenopowerlaw (output) resistance_slip (output) shearrate_slip (output) resolvedstress_slip (output) totalshear (output) resistance_twin (output) shearrate_twin (output) resolvedstress_twin (output) totalvolfrac lattice_structure fcc Nslip 12 0 0 0 # per family Ntwin 0 0 0 0 # per family c11 106.75e9 c12 60.41e9 c44 28.34e9 gdot0_slip 0.001 n_slip 20 tau0_slip 31e6 # per family tausat_slip 63e6 # per family w0_slip 2.25 gdot0_twin 0.001 n_twin 20 tau0_twin 31e6 # per family s_pr 0 # push-up factor for slip saturation due to twinning twin_b 0 twin_c 0 twin_d 0 twin_e 0 h0_slipslip 75e6 h0_sliptwin 0 h0_twinslip 0 h0_twintwin 0 interaction_slipslip 1 1 1.4 1.4 1.4 1.4 interaction_sliptwin 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 interaction_twinslip 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 interaction_twintwin 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 relevantResistance 1 [Aluminum_nonlocal] constitution nonlocal /nonlocal/ (output) rho (output) rho_edge (output) rho_screw (output) rho_sgl (output) rho_sgl_edge (output) rho_sgl_edge_pos (output) rho_sgl_edge_neg (output) rho_sgl_screw (output) rho_sgl_screw_pos (output) rho_sgl_screw_neg (output) rho_sgl_mobile (output) rho_sgl_edge_mobile (output) rho_sgl_edge_pos_mobile (output) rho_sgl_edge_neg_mobile (output) rho_sgl_screw_mobile (output) rho_sgl_screw_pos_mobile (output) rho_sgl_screw_neg_mobile (output) rho_sgl_immobile (output) rho_sgl_edge_immobile (output) rho_sgl_edge_pos_immobile (output) rho_sgl_edge_neg_immobile (output) rho_sgl_screw_immobile (output) rho_sgl_screw_pos_immobile (output) rho_sgl_screw_neg_immobile (output) rho_dip (output) rho_dip_edge (output) rho_dip_screw (output) excess_rho (output) excess_rho_edge (output) excess_rho_screw (output) rho_forest (output) delta (output) delta_sgl (output) delta_dip (output) shearrate (output) resolvedstress (output) resolvedstress_internal (output) resolvedstress_external (output) resistance (output) rho_dot (output) rho_dot_sgl (output) rho_dot_dip (output) rho_dot_gen (output) rho_dot_gen_edge (output) rho_dot_gen_screw (output) rho_dot_sgl2dip (output) rho_dot_dip2sgl (output) rho_dot_ann_ath (output) rho_dot_ann_the (output) rho_dot_flux (output) rho_dot_flux_edge (output) rho_dot_flux_screw (output) dislocationvelocity (output) fluxDensity_edge_pos_x (output) fluxDensity_edge_pos_y (output) fluxDensity_edge_pos_z (output) fluxDensity_edge_neg_x (output) fluxDensity_edge_neg_y (output) fluxDensity_edge_neg_z (output) fluxDensity_screw_pos_x (output) fluxDensity_screw_pos_y (output) fluxDensity_screw_pos_z (output) fluxDensity_screw_neg_x (output) fluxDensity_screw_neg_y (output) fluxDensity_screw_neg_z (output) d_upper_edge (output) d_upper_screw (output) d_upper_dot_edge (output) d_upper_dot_screw lattice_structure fcc Nslip 12 0 0 0 # number of slip systems per family c11 106.75e9 c12 60.41e9 c44 28.34e9 burgers 2.86e-10 0 0 0 # Burgers vector in m rhoSglEdgePos0 1e11 0 0 0 # Initial positive edge single dislocation density in m/m**3 rhoSglEdgeNeg0 1e11 0 0 0 # Initial negative edge single dislocation density in m/m**3 rhoSglScrewPos0 1e11 0 0 0 # Initial positive screw single dislocation density in m/m**3 rhoSglScrewNeg0 1e11 0 0 0 # Initial negative screw single dislocation density in m/m**3 rhoDipEdge0 1e8 0 0 0 # Initial edge dipole dislocation density in m/m**3 rhoDipScrew0 1e8 0 0 0 # Initial screw dipole dislocation density in m/m**3 r 1e-5 # cutoff radius for dislocation stress in m v0 1e-4 0 0 0 # prefactor for dislocation velocity Q0 3e-19 # activation energy for dislocation glide dDipMinEdge 1e-9 0 0 0 # minimum distance for stable edge dipoles in m dDipMinScrew 1e-9 0 0 0 # minimum distance for stable screw dipoles in m lambda0 100 0 0 0 # prefactor for mean free path atomicVolume 1.7e-29 D0 1e-4 # prefactor for self-diffusion coefficient Qsd 2.3e-19 # activation enthalpy for seld-diffusion relevantRho 1e3 # dislocation density considered relevant interaction_SlipSlip 0.122 0.122 0.625 0.07 0.137 0.122 # Dislocation interaction coefficient [BCC_Ferrite] constitution phenopowerlaw lattice_structure bcc Nslip 12 0 0 0 # per family Ntwin 0 0 0 0 # per family c11 233.3e9 c12 135.5e9 c44 118.0e9 gdot0_slip 0.001 n_slip 20 tau0_slip 88.0e6 0 0 0 # per family tausat_slip 205.0e6 0 0 0 # per family gdot0_twin 0.001 n_twin 20 tau0_twin 31.0e6 0 0 0 # per family s_pr 0 # push-up factor for slip saturation due to twinning twin_b 0 twin_c 0 twin_d 0 twin_e 0 h0_slipslip 495.0e6 h0_sliptwin 0 h0_twinslip 0 h0_twintwin 0 interaction_slipslip 1 1 1.4 1.4 1.4 1.4 interaction_sliptwin 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 interaction_twinslip 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 interaction_twintwin 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 w0_slip 1.0 relevantResistance 1 [BCC_Martensite] constitution phenopowerlaw lattice_structure bcc Nslip 12 0 0 0 # per family Ntwin 0 0 0 0 # per family c11 417.4e9 c12 242.4e9 c44 211.1e9 gdot0_slip 0.001 n_slip 20 tau0_slip 575.00e6 0 0 0 # 460.0e6 # per family tausat_slip 1280.0e6 0 0 0 # 1020.0e6 # per family gdot0_twin 0.001 n_twin 20 tau0_twin 31.0e6 0 0 0 # per family s_pr 0 # push-up factor for slip saturation due to twinning twin_b 0 twin_c 0 twin_d 0 twin_e 0 h0_slipslip 53500.0e6 # 35000.0e6 h0_sliptwin 0 h0_twinslip 0 h0_twintwin 0 interaction_slipslip 1 1 1.4 1.4 1.4 1.4 interaction_sliptwin 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 interaction_twinslip 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 interaction_twintwin 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 w0_slip 2.0 relevantResistance 1 [TWIP steel FeMnC] constitution dislotwin #(output) edge_density #(output) dipole_density #(output) shear_rate_slip #(output) mfp_slip #(output) resolved_stress_slip #(output) threshold_stress_slip #(output) twin_fraction #(output) shear_rate_twin #(output) mfp_twin #(output) resolved_stress_twin #(output) threshold_stress_twin ### Material parameters ### lattice_structure fcc C11 175.0e9 # From Music et al. Applied Physics Letters 91, 191904 (2007) C12 115.0e9 C44 135.0e9 grainsize 2.0e-5 # Average grain size [m] SolidSolutionStrength 1.5e8 # Strength due to elements in solid solution ### Dislocation glide parameters ### Nslip 12 0 0 0 slipburgers 2.56e-10 0 0 0 # Burgers vector of slip system [m] rhoedge0 1.0e12 0 0 0 # Initial dislocation density [m/m**3] rhoedgedip0 1.0 0 0 0 # Initial dislocation density [m/m**3] Qedge 3.7e-19 0 0 0 # Activation energy for dislocation glide [J] v0 1.0e-4 0 0 0 # Initial glide velocity [m/s] CLambdaSlip 10.0 0 0 0 # Adj. parameter controlling dislocation mean free path D0 4.0e-5 # Vacancy diffusion prefactor [m**2/s] Qsd 4.5e-19 # Activation energy for climb [J] pexponent 1.0 # p-exponent in glide velocity qexponent 1.0 # q-exponent in glide velocity Catomicvolume 1.0 # Adj. parameter controlling the atomic volume [in b] Cedgedipmindistance 1.0 # Adj. parameter controlling the minimum dipole distance [in b] relevantRho 1.0e-200 interactionSlipSlip 0.122 0.122 0.625 0.07 0.137 0.122 # Interaction coefficients (Kubin et al. 2008) ### Twinning parameters ### Ntwin 12 twinburgers 1.47e-10 # Burgers vector of twin system [m] twinsize 5.0e-8 # Twin stack mean thickness [m] L0 442.0 # Length of twin nuclei in Burgers vectors maxtwinfraction 1.0 # Maximum admissible twin volume fraction Ndot0 0.0 # Number of potential sources per volume per time [1/m**3.s] rexponent 10.0 # r-exponent in twin formation probability Cmfptwin 1.0 # Adj. parameter controlling twin mean free path Cthresholdtwin 1.0 # Adj. parameter controlling twin threshold stress interactionSlipTwin 0.0 1.0 # Dislocation-Twin interaction coefficients interactionTwinTwin 0.0 1.0 # Twin-Twin interaction coefficients #-------------------# <texture> #-------------------# [Rolling] hybridIA DP_EBSD.linearODF symmetry orthotropic # or monoclinic [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 [fiber example] # fiber axis in spherical coordinates: alpha crystal system, beta sample system (fiber) alpha1 123 alpha2 123 beta1 12 beta2 45 scatter 15 fraction 0.333