simpler reading in
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Martin Diehl
parent
252f1a6a75
commit
28ec50a6a9
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@ -39,7 +39,6 @@ module plastic_disloUCLA
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plastic_disloUCLA_CAtomicVolume, & !< atomic volume in Bugers vector unit
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plastic_disloUCLA_D0, & !< prefactor for self-diffusion coefficient
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plastic_disloUCLA_Qsd, & !< activation energy for dislocation climb
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plastic_disloUCLA_GrainSize, & !< grain size
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plastic_disloUCLA_CEdgeDipMinDistance, & !<
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plastic_disloUCLA_SolidSolutionStrength, & !< Strength due to elements in solid solution
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plastic_disloUCLA_dipoleFormationFactor !< scaling factor for dipole formation: 0: off, 1: on. other values not useful
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@ -47,7 +46,6 @@ module plastic_disloUCLA
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real(pReal), dimension(:,:), allocatable, private :: &
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plastic_disloUCLA_v0PerSlipFamily, & !< dislocation velocity prefactor [m/s] for each family and instance
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plastic_disloUCLA_v0PerSlipSystem, & !< dislocation velocity prefactor [m/s] for each slip system and instance
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plastic_disloUCLA_tau_peierlsPerSlipFamily, & !< Peierls stress [Pa] for each family and instance
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plastic_disloUCLA_CLambdaSlipPerSlipFamily, & !< Adj. parameter for distance between 2 forest dislocations for each slip family and instance
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plastic_disloUCLA_CLambdaSlipPerSlipSystem, & !< Adj. parameter for distance between 2 forest dislocations for each slip system and instance
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plastic_disloUCLA_interaction_SlipSlip, & !< coefficients for slip-slip interaction for each interaction type and instance
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@ -73,7 +71,8 @@ module plastic_disloUCLA
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type, private :: tParameters
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real(pReal) :: &
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aTolRho
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aTolRho, &
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grainSize
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real(pReal), allocatable, dimension(:) :: &
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rho0, & !< initial edge dislocation density per slip system for each family and instance
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rhoDip0, & !< initial edge dipole density per slip system for each family and instance
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@ -89,7 +88,7 @@ module plastic_disloUCLA
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omega, & !< attempt frequency for kink pair nucleation
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viscosity, & !< friction coeff. B (kMC)
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!*
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tauPeierls, &
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tau_Peierls, &
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nonSchmidCoeff
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real(pReal), allocatable, dimension(:,:) :: &
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interaction_SlipSlip !< slip resistance from slip activity
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@ -237,14 +236,11 @@ material_allocatePlasticState
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allocate(plastic_disloUCLA_CAtomicVolume(maxNinstance), source=0.0_pReal)
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allocate(plastic_disloUCLA_D0(maxNinstance), source=0.0_pReal)
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allocate(plastic_disloUCLA_Qsd(maxNinstance), source=0.0_pReal)
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allocate(plastic_disloUCLA_GrainSize(maxNinstance), source=0.0_pReal)
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allocate(plastic_disloUCLA_CEdgeDipMinDistance(maxNinstance), source=0.0_pReal)
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allocate(plastic_disloUCLA_SolidSolutionStrength(maxNinstance), source=0.0_pReal)
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allocate(plastic_disloUCLA_dipoleFormationFactor(maxNinstance), source=1.0_pReal) !should be on by default
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allocate(plastic_disloUCLA_friction(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal)
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allocate(plastic_disloUCLA_v0PerSlipFamily(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal)
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allocate(plastic_disloUCLA_tau_peierlsPerSlipFamily(lattice_maxNslipFamily,maxNinstance), &
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source=0.0_pReal)
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allocate(plastic_disloUCLA_CLambdaSlipPerSlipFamily(lattice_maxNslipFamily,maxNinstance), &
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source=0.0_pReal)
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@ -292,7 +288,7 @@ do p = 1_pInt, size(phase_plasticityInstance)
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prm%H0kp = config_phase(p)%getFloats('qedge')
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!prm%v0 = config_phase(p)%getFloats('v0')
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!prm%clambda = config_phase(p)%getFloats('clambda')
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!prm%tauPeierls = config_phase(p)%getFloats('peierls_stress')
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prm%tau_Peierls = config_phase(p)%getFloats('tau_peierls')
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prm%p = config_phase(p)%getFloats('p_slip',defaultVal=[(1.0_pReal,i=1_pInt,size(prm%Nslip))])
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prm%q = config_phase(p)%getFloats('q_slip',defaultVal=[(1.0_pReal,i=1_pInt,size(prm%Nslip))])
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prm%kink_height = config_phase(p)%getFloats('kink_height')
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@ -301,6 +297,9 @@ do p = 1_pInt, size(phase_plasticityInstance)
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!prm%viscosity = config_phase(p)%getFloats('viscosity')
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prm%grainSize = config_phase(p)%getFloat('grainsize')
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! expand: family => system
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prm%rho0 = math_expand(prm%rho0, prm%Nslip)
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prm%rhoDip0 = math_expand(prm%rhoDip0, prm%Nslip)
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@ -311,6 +310,7 @@ do p = 1_pInt, size(phase_plasticityInstance)
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prm%kink_height = math_expand(prm%kink_height, prm%Nslip)
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prm%kink_width = math_expand(prm%kink_width, prm%Nslip)
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prm%omega = math_expand(prm%omega, prm%Nslip)
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prm%tau_Peierls = math_expand(prm%tau_Peierls, prm%Nslip)
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endif slipActive
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@ -414,10 +414,6 @@ plastic_disloUCLA_Noutput(phase_plasticityInstance(p)) = plastic_disloUCLA_Noutp
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plastic_disloUCLA_v0PerSlipFamily(1:Nchunks_SlipFamilies,instance) = tempPerSlip(1:Nchunks_SlipFamilies)
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case ('clambdaslip')
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plastic_disloUCLA_CLambdaSlipPerSlipFamily(1:Nchunks_SlipFamilies,instance) = tempPerSlip(1:Nchunks_SlipFamilies)
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case ('tau_peierls')
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if (lattice_structure(phase) /= LATTICE_bcc_ID) &
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call IO_warning(42_pInt,ext_msg=trim(tag)//' for non-bcc ('//PLASTICITY_DISLOUCLA_label//')')
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plastic_disloUCLA_tau_peierlsPerSlipFamily(1:Nchunks_SlipFamilies,instance) = tempPerSlip(1:Nchunks_SlipFamilies)
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case ('friction_coeff')
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plastic_disloUCLA_friction(1:Nchunks_SlipFamilies,instance) = &
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tempPerSlip(1:Nchunks_SlipFamilies)
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@ -433,8 +429,6 @@ plastic_disloUCLA_Noutput(phase_plasticityInstance(p)) = plastic_disloUCLA_Noutp
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enddo
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!--------------------------------------------------------------------------------------------------
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! parameters independent of number of slip systems
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case ('grainsize')
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plastic_disloUCLA_GrainSize(instance) = IO_floatValue(line,chunkPos,2_pInt)
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case ('d0')
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plastic_disloUCLA_D0(instance) = IO_floatValue(line,chunkPos,2_pInt)
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case ('qsd')
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@ -466,8 +460,8 @@ plastic_disloUCLA_Noutput(phase_plasticityInstance(p)) = plastic_disloUCLA_Noutp
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! call IO_error(211_pInt,el=instance,ext_msg='slipBurgers ('//PLASTICITY_DISLOUCLA_label//')')
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if (plastic_disloUCLA_v0PerSlipFamily(f,instance) <= 0.0_pReal) &
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call IO_error(211_pInt,el=instance,ext_msg='v0 ('//PLASTICITY_DISLOUCLA_label//')')
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if (plastic_disloUCLA_tau_peierlsPerSlipFamily(f,instance) < 0.0_pReal) &
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call IO_error(211_pInt,el=instance,ext_msg='tau_peierls ('//PLASTICITY_DISLOUCLA_label//')')
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!if (plastic_disloUCLA_tau_peierlsPerSlipFamily(f,instance) < 0.0_pReal) &
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! call IO_error(211_pInt,el=instance,ext_msg='tau_peierls ('//PLASTICITY_DISLOUCLA_label//')')
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endif
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enddo
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if (plastic_disloUCLA_CAtomicVolume(instance) <= 0.0_pReal) &
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@ -637,7 +631,7 @@ subroutine plastic_disloUCLA_stateInit(ph,instance)
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forall (i = 1_pInt:ns) &
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MeanFreePathSlip0(i) = &
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plastic_disloUCLA_GrainSize(instance)/(1.0_pReal+invLambdaSlip0(i)*plastic_disloUCLA_GrainSize(instance))
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prm%grainSize/(1.0_pReal+invLambdaSlip0(i)*prm%grainSize)
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tempState(3_pInt*ns+1:4_pInt*ns) = MeanFreePathSlip0
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forall (i = 1_pInt:ns) &
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@ -685,6 +679,8 @@ subroutine plastic_disloUCLA_microstructure(temperature,ipc,ip,el)
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ph = phaseAt(ipc,ip,el)
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instance = phase_plasticityInstance(ph)
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ns = plastic_disloUCLA_totalNslip(instance)
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associate(prm => param(instance), stt => state(instance))
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!* 1/mean free distance between 2 forest dislocations seen by a moving dislocation
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forall (s = 1_pInt:ns) &
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@ -696,8 +692,8 @@ subroutine plastic_disloUCLA_microstructure(temperature,ipc,ip,el)
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!* mean free path between 2 obstacles seen by a moving dislocation
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do s = 1_pInt,ns
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stt%mfp_slip(s,of) = &
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plastic_disloUCLA_GrainSize(instance)/&
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(1.0_pReal+plastic_disloUCLA_GrainSize(instance)*(invLambdaSlip(s)))
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prm%grainSize/&
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(1.0_pReal+prm%grainSize*(invLambdaSlip(s)))
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enddo
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!* threshold stress for dislocation motion
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@ -707,6 +703,8 @@ subroutine plastic_disloUCLA_microstructure(temperature,ipc,ip,el)
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sqrt(dot_product((stt%rhoEdge(1_pInt:ns,of)+stt%rhoEdgeDip(1_pInt:ns,of)),&
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plastic_disloUCLA_interactionMatrix_SlipSlip(s,1:ns,instance)))
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end associate
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end subroutine plastic_disloUCLA_microstructure
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@ -1080,7 +1078,7 @@ ph, instance,of
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!* Stress ratio
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stressRatio = ((abs(tau_slip_pos(j))-stt%threshold_stress_slip(j, of))/&
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(plastic_disloUCLA_SolidSolutionStrength(instance)+&
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plastic_disloUCLA_tau_peierlsPerSlipFamily(f,instance)))
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prm%tau_Peierls(j)))
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stressRatio_p = stressRatio** prm%p(j)
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stressRatio_pminus1 = stressRatio**(prm%p(j)-1.0_pReal)
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!* Shear rates due to slip
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@ -1111,7 +1109,7 @@ ph, instance,of
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* (abs(exp(-BoltzmannRatio*(1-StressRatio_p) ** prm%q(j)))& !deltaf(i)
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*BoltzmannRatio*prm%p(j)&
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*prm%q(j)/&
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(plastic_disloUCLA_SolidSolutionStrength(instance)+plastic_disloUCLA_tau_peierlsPerSlipFamily(f,instance))*&
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(plastic_disloUCLA_SolidSolutionStrength(instance)+prm%tau_Peierls(j))*&
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StressRatio_pminus1*(1-StressRatio_p)**(prm%q(j)-1.0_pReal) ) &!deltaf(f)
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) &
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* (2.0_pReal*(prm%burgers(j)**2.0_pReal)*tau_slip_pos(j) &
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@ -1127,7 +1125,7 @@ ph, instance,of
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* (abs(exp(-BoltzmannRatio*(1-StressRatio_p) ** prm%q(j)))& !deltaf(i)
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*BoltzmannRatio*prm%p(j)&
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*prm%q(j)/&
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(plastic_disloUCLA_SolidSolutionStrength(instance)+plastic_disloUCLA_tau_peierlsPerSlipFamily(f,instance))*&
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(plastic_disloUCLA_SolidSolutionStrength(instance)+prm%tau_Peierls(j))*&
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StressRatio_pminus1*(1-StressRatio_p)**(prm%q(j)-1.0_pReal) )& !deltaf(f)
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) &
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) &
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@ -1147,7 +1145,7 @@ ph, instance,of
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!* Stress ratios
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stressRatio = ((abs(tau_slip_neg(j))-stt%threshold_stress_slip(j, of))/&
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(plastic_disloUCLA_SolidSolutionStrength(instance)+&
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plastic_disloUCLA_tau_peierlsPerSlipFamily(f,instance)))
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prm%tau_Peierls(j)))
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stressRatio_p = stressRatio** prm%p(j)
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stressRatio_pminus1 = stressRatio**(prm%p(j)-1.0_pReal)
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!* Shear rates due to slip
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@ -1177,7 +1175,7 @@ ph, instance,of
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* (abs(exp(-BoltzmannRatio*(1-StressRatio_p) ** prm%q(j)))& !deltaf(i)
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*BoltzmannRatio*prm%p(j)&
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*prm%q(j)/&
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(plastic_disloUCLA_SolidSolutionStrength(instance)+plastic_disloUCLA_tau_peierlsPerSlipFamily(f,instance))*&
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(plastic_disloUCLA_SolidSolutionStrength(instance)+prm%tau_Peierls(j))*&
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StressRatio_pminus1*(1-StressRatio_p)**(prm%q(j)-1.0_pReal) ) &!deltaf(f)
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) &
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* (2.0_pReal*(prm%burgers(j)**2.0_pReal)*tau_slip_neg(j) &
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@ -1193,7 +1191,7 @@ ph, instance,of
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* (abs(exp(-BoltzmannRatio*(1-StressRatio_p) ** prm%q(j)))& !deltaf(i)
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*BoltzmannRatio*prm%p(j)&
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*prm%q(j)/&
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(plastic_disloUCLA_SolidSolutionStrength(instance)+plastic_disloUCLA_tau_peierlsPerSlipFamily(f,instance))*&
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(plastic_disloUCLA_SolidSolutionStrength(instance)+prm%tau_Peierls(j))*&
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StressRatio_pminus1*(1-StressRatio_p)**(prm%q(j)-1.0_pReal) )& !deltaf(f)
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) &
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) &
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