DAMASK_EICMD/examples/ConfigFiles/Phase_DisloUCLA_Tungsten.co...

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[Tungsten]
elasticity hooke
plasticity disloucla
(output) edge_density
(output) dipole_density
(output) shear_rate_slip
(output) accumulated_shear_slip
(output) mfp_slip
(output) resolved_stress_slip
(output) threshold_stress_slip
(output) twin_fraction
(output) shear_rate_twin
(output) accumulated_shear_twin
(output) mfp_twin
(output) resolved_stress_twin
(output) threshold_stress_twin
### Material parameters ###
lattice_structure bcc
C11 523.0e9 # From Marinica et al. Journal of Physics: Condensed Matter(2013)
C12 202.0e9
C44 161.0e9
grainsize 2.7e-5 # Average grain size [m] 2.0e-5
SolidSolutionStrength 0.0 # Strength due to elements in solid solution
### Dislocation glide parameters ###
#per family
Nslip 12 0
slipburgers 2.72e-10 # Burgers vector of slip system [m]
rhoedge0 1.0e12 # Initial edge dislocation density [m/m**3]
rhoedgedip0 1.0 # Initial edged dipole dislocation density [m/m**3]
Qedge 2.61154e-19 # Activation energy for dislocation glide [J], 1.63 eV
v0 1 # Initial glide velocity [m/s]
p_slip 0.86 # p-exponent in glide velocity
q_slip 1.69 # q-exponent in glide velocity
tau_peierls 2.03e9 # peierls stress [Pa]
#mobility law
kink_height 2.567e-10 # kink height sqrt(6)/3*lattice_parameter [m]
omega 9.1e11 # attemp frequency (from kMC paper) [s^(-1)]
kink_width 29.95e-10 # kink pair width ~ 11 b (kMC paper) [m]
dislolength 78e-10 # dislocation length (ideally lambda) [m] initial value 11b
friction_coeff 8.3e-5 # friction coeff. B [Pa*s]
#hardening
dipoleformationfactor 0 # to have hardening due to dipole formation off
CLambdaSlip 10.0 # 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]
Catomicvolume 1.0 # Adj. parameter controlling the atomic volume [in b]
Cedgedipmindistance 1.0 # Adj. parameter controlling the minimum dipole distance [in b]
interaction_slipslip 0.009 0.009 0.72 0.05 009 006
nonschmid_coefficients 0.938 0.71 4.43 0.0 0.0 0.0