From 3aa2dd5fefb207a550e4f3b29918cf1ec4564990 Mon Sep 17 00:00:00 2001 From: Franz Roters Date: Wed, 24 Mar 2010 08:17:27 +0000 Subject: [PATCH] removed special characters from twip steel section in material.config changed crirtical twin stress in constitutive_dislotwin.f90 --- code/constitutive_dislotwin.f90 | 2 +- code/material.config | 42 ++++++++++++++++----------------- 2 files changed, 22 insertions(+), 22 deletions(-) diff --git a/code/constitutive_dislotwin.f90 b/code/constitutive_dislotwin.f90 index aaa566e62..875e660cd 100644 --- a/code/constitutive_dislotwin.f90 +++ b/code/constitutive_dislotwin.f90 @@ -824,7 +824,7 @@ forall (t = 1:nt) & state(g,ip,el)%p(6*ns+3*nt+t) = & constitutive_dislotwin_Cthresholdtwin(myInstance)*& (sfe/(3.0_pReal*constitutive_dislotwin_burgersPerTwinSystem(t,myInstance))+& - (constitutive_dislotwin_burgersPerTwinSystem(t,myInstance)*constitutive_dislotwin_Gmod(myInstance))/& + 3.0_pReal*constitutive_dislotwin_burgersPerTwinSystem(t,myInstance)*constitutive_dislotwin_Gmod(myInstance)/& state(g,ip,el)%p(5*ns+2*nt+t)) !* final twin volume after growth diff --git a/code/material.config b/code/material.config index 60c1e7fc3..5cb068517 100644 --- a/code/material.config +++ b/code/material.config @@ -303,40 +303,40 @@ relevantResistance 1 ### Material parameters ### lattice_structure fcc -constitution dislotwin -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] +constitution dislotwin +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] ### Dislocation glide adjusting 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/m³] -rhoedgedip0 1.0 0 0 0 # Initial dislocation density [m/m³] +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] +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 [m²/s] -Qsd 4.5e-19 # Activation energy for climb [J] -pexponent 1.0 # p-exponent in glide velocity -qexponent 1.0 # p-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] +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) ### dislocation density-based constitutive parameters ### Ntwin 12 twinburgers 1.47e-10 # Burgers vector of twin system [m] -twinsize 5.0e-8 # Twin stack mean thickness [m] -maxtwinfraction 1.0 # Maximum admissible twin volume fraction -Ndot0 0.0 # Number of potential source per volume per time [1/m³.s] +twinsize 5.0e-8 # Twin stack mean thickness [m] +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 glide velocity -Cmfptwin 1.0 # Adj. parameter controlling twin mean free path -Cthresholdtwin 1.0 # Adj. parameter controlling slip threshold stress -interactionSlipTwin 0.0 1.0 # Dislocation interaction coefficients -interactionTwinTwin 0.0 1.0 # Dislocation interaction coefficients +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 interaction coefficients +interactionTwinTwin 0.0 1.0 # Dislocation interaction coefficients #-------------------#