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update of nonlocal material parameters

This commit is contained in:
Christoph Kords 2011-05-20 08:11:22 +00:00
parent e563d539a6
commit a910c469df
1 changed files with 18 additions and 17 deletions
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code/config/material.config
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@ -220,36 +220,37 @@ constitution nonlocal
(output) d_upper_edge (output) d_upper_edge
(output) d_upper_screw (output) d_upper_screw
lattice_structure fcc lattice_structure fcc
Nslip 12 0 0 0 # number of slip systems per family Nslip 12 # number of slip systems
c11 106.75e9 c11 106.75e9 # elastic constants
c12 60.41e9 c12 60.41e9
c44 28.34e9 c44 28.34e9
burgers 2.86e-10 0 0 0 # Burgers vector in m burgers 2.86e-10 # Burgers vector in m
rhoSglEdgePos0 1e11 0 0 0 # Initial positive edge single dislocation density in m/m**3 rhoSglEdgePos0 0.25e10 # Initial positive edge single dislocation density per slip system in m/m**3
rhoSglEdgeNeg0 1e11 0 0 0 # Initial negative edge single dislocation density in m/m**3 rhoSglEdgeNeg0 0.25e10 # Initial negative edge single dislocation density per slip system in m/m**3
rhoSglScrewPos0 1e11 0 0 0 # Initial positive screw single dislocation density in m/m**3 rhoSglScrewPos0 0.25e10 # Initial positive screw single dislocation density per slip system in m/m**3
rhoSglScrewNeg0 1e11 0 0 0 # Initial negative screw single dislocation density in m/m**3 rhoSglScrewNeg0 0.25e10 # Initial negative screw single dislocation density per slip system in m/m**3
rhoDipEdge0 1e8 0 0 0 # Initial edge dipole dislocation density in m/m**3 rhoDipEdge0 1e8 # Initial edge dipole dislocation density in m/m**3
rhoDipScrew0 1e8 0 0 0 # Initial screw dipole dislocation density in m/m**3 rhoDipScrew0 1e8 # Initial screw dipole dislocation density in m/m**3
rhoSglScatter 0 # standard deviation of scatter in initial single dislocation density rhoSglScatter 0 # standard deviation of scatter in initial single dislocation density
r 10e-6 # cutoff radius for dislocation stress in m r 1e-3 # cutoff radius for dislocation stress in m
vs 3500 0 0 0 # maximum dislocation velocity (velocity of sound) in m/s vs 3500 # maximum dislocation velocity (velocity of sound) in m/s
dDipMinEdge 1e-9 0 0 0 # minimum distance for stable edge dipoles in m dDipMinEdge 2e-9 # minimum distance for stable edge dipoles in m
dDipMinScrew 1e-9 0 0 0 # minimum distance for stable screw dipoles in m dDipMinScrew 2e-9 # minimum distance for stable screw dipoles in m
lambda0 100 0 0 0 # prefactor for mean free path lambda0 80 # prefactor for mean free path
atomicVolume 1.7e-29 # atomic volume in m**3 atomicVolume 1.7e-29 # atomic volume in m**3
Dsd0 1e-4 # prefactor for self-diffusion coefficient in m**2/s Dsd0 1e-4 # prefactor for self-diffusion coefficient in m**2/s
Qsd 2.3e-19 # activation enthalpy for seld-diffusion in J Qsd 2.3e-19 # activation enthalpy for seld-diffusion in J
d0 2.0 # obstacle depth in multiples of the burgers vector length d0 2.0 # obstacle depth in multiples of the burgers vector length
tauObs 2e6 # obstacle strength in Pa tauObs 20e6 # obstacle strength in Pa
fattack 50e9 # attack frequency in Hz fattack 50e9 # attack frequency in Hz
atol_rho 1e2 # dislocation density considered relevant in m/m**3 surfaceTransmissivity 1.0 # transmissivity of free surfaces for dislocation flux
atol_rho 1e3 # dislocation density considered relevant in m/m**3
interaction_SlipSlip 0.122 0.122 0.625 0.07 0.137 0.122 # Dislocation interaction coefficient interaction_SlipSlip 0.122 0.122 0.625 0.07 0.137 0.122 # Dislocation interaction coefficient
[BCC_Ferrite] [BCC_Ferrite]
constitution phenopowerlaw constitution phenopowerlaw
lattice_structure bcc lattice_structure bcc