material parameters from paper
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Martin Diehl
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#####################
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# $Id: material.config 477 2009-12-15 10:22:17Z MPIE\c.kords $
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#####################
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<homogenization>
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#####################
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[SX]
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type isostrain
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Ngrains 1
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#####################
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<microstructure>
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#####################
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[Cu_nonlocal]
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crystallite 1
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(constituent) phase 1 texture 1 fraction 1.0
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#####################
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<crystallite>
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#####################
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[ori]
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(output) eulerangles
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(output) grainrotation
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(output) grainrotationX
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(output) grainrotationY
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(output) grainrotationZ
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(output) f
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(output) fe
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(output) p
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(output) ee # elastic strain as Green-Lagrange tensor
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#####################
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<phase>
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#####################
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/echo/
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[Ni_nonlocal]
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elasticity hooke
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plasticity nonlocal
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/nonlocal/
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(output) rho
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(output) rho_sgl_mobile
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(output) rho_sgl_immobile
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(output) rho_sgl_edge_pos
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(output) rho_sgl_edge_neg
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(output) rho_sgl_screw_pos
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(output) rho_sgl_screw_neg
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(output) rho_dip_edge
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(output) rho_dip_screw
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(output) rho_forest
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(output) excess_rho_edge
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(output) excess_rho_screw
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(output) accumulatedshear
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(output) shearrate
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(output) resolvedstress
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(output) resistance
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(output) velocity_edge_pos
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(output) rho_dot_gen
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(output) rho_dot_sgl2dip_edge
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(output) rho_dot_sgl2dip_screw
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(output) rho_dot_ann_ath
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(output) rho_dot_ann_the_edge
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(output) rho_dot_ann_the_screw
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(output) rho_dot_edgejogs
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(output) rho_dot_flux_edge
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(output) rho_dot_flux_screw
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(output) slipdirection.x
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(output) slipdirection.y
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(output) slipdirection.z
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(output) slipnormal.x
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(output) slipnormal.y
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(output) slipnormal.z
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(output) fluxdensity_edge_pos.x
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(output) fluxdensity_edge_pos.y
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(output) fluxdensity_edge_pos.z
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(output) fluxdensity_edge_neg.x
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(output) fluxdensity_edge_neg.y
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(output) fluxdensity_edge_neg.z
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(output) fluxdensity_screw_pos.x
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(output) fluxdensity_screw_pos.y
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(output) fluxdensity_screw_pos.z
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(output) fluxdensity_screw_neg.x
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(output) fluxdensity_screw_neg.y
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(output) fluxdensity_screw_neg.z
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lattice_structure fcc
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Nslip 12 # number of slip systems per family
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c11 246.5e9
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c12 147.3e9
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c44 124.7e9
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burgers 2.48e-10 0 0 0 # Burgers vector in m
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rhoSglEdgePos0 6e10 # Initial positive edge single dislocation density in m/m**3
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rhoSglEdgeNeg0 6e10 # Initial negative edge single dislocation density in m/m**3
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rhoSglScrewPos0 6e10 # Initial positive screw single dislocation density in m/m**3
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rhoSglScrewNeg0 6e10 # Initial negative screw single dislocation density in m/m**3
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rhoDipEdge0 0 # Initial edge dipole dislocation density in m/m**3
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rhoDipScrew0 0 # Initial screw dipole dislocation density in m/m**3
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rhoSglScatter 0
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minimumDipoleHeightEdge 2.6e-9 # 3.0e-9 # minimum distance for stable edge dipoles in m
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minimumDipoleHeightScrew 12.0e-9 # 50e-9 # minimum distance for stable screw dipoles in m
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lambda0 45 # 33 # prefactor for mean free path
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edgeMultiplication 0.1
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randomMultiplication 0
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atomicVolume 1.2e-29
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selfdiffusionPrefactor 1.9e-4 # Gottstein p.168 # prefactor for self-diffusion coefficient
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selfdiffusionEnergy 5.1e-19 # Gottstein p.168 # activation energy self-diffusion
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solidSolutionEnergy 1.8e-19 # activation energy of solid solution particles in J
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solidSolutionConcentration 5e-7 # 1e-7
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solidSolutionSize 1.0
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peierlsStressEdge 1e5 # Peierls stress for edges in Pa (per slip family)
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peierlsStressScrew 1e5 # Peierls stress for screws in Pa (per slip family)
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doublekinkWidth 10 # width of double kinks in multiples of burgers vector length b
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viscosity 1e-3 # viscosity for dislocation glide in Pa s
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p 1 # exponent for thermal barrier profile
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q 1 # exponent for thermal barrier profile
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attackFrequency 50e9 # attack frequency in Hz
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surfaceTransmissivity 1.0 # transmissivity of free surfaces for dislocation flux
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grainBoundaryTransmissivity 0.0
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aTol_rho 1e100 # absolute tolerance for dislocation density in m/m**3
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aTol_shear 1e10 # absolute tolerance for dislocation density in m/m**3
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significantRho 1e8 # dislocation density considered relevant in m/m**3
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significantN 1
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shortRangeStressCorrection 0
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CFLfactor 1.1 # safety factor for CFL flux check (numerical parameter)
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r 1
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interaction_SlipSlip 0 0 0.625 0.07 0.137 0.122 # Dislocation interaction coefficient
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linetension 0.8
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edgejog 0.01 # 0.2
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#####################
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<texture>
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#####################
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[111]
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(gauss) phi1 315 Phi 0 phi2 0 scatter 0.000 fraction 1.000
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