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This commit is contained in:
Gabriele Cosmo
2016-06-09 16:25:56 +02:00
parent 74cad5e589
commit 89a9605df1
4440 changed files with 379508 additions and 189225 deletions
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source/processes/hadronic/models/parton_string/diffraction/src/G4FTFParameters.cc
+154 -37
View File
@@ -24,8 +24,8 @@
// ********************************************************************
//
//
// $Id: G4FTFParameters.cc,v 1.13 2009/12/16 17:51:15 gunter Exp $
// GEANT4 tag $Name: geant4-09-03 $
// $Id: G4FTFParameters.cc,v 1.15 2010/11/15 10:02:38 vuzhinsk Exp $
// GEANT4 tag $Name: geant4-09-04 $
//
#include "G4FTFParameters.hh"
@@ -41,9 +41,13 @@ G4FTFParameters::~G4FTFParameters()
{;}
//**********************************************************************************************
//G4FTFParameters::G4FTFParameters(const G4ParticleDefinition * particle,
// G4double theA,
// G4double theZ,
// G4double s)
G4FTFParameters::G4FTFParameters(const G4ParticleDefinition * particle,
G4double theA,
G4double theZ,
G4int theA,
G4int theZ,
G4double s)
{
G4int PDGcode = particle->GetPDGEncoding();
@@ -55,16 +59,21 @@ G4FTFParameters::G4FTFParameters(const G4ParticleDefinition * particle,
(2*TargetMass);
G4double Plab = std::sqrt(Elab * Elab - ProjectileMass*ProjectileMass);
G4double Ylab=0.5*std::log((Elab+Plab)/(Elab-Plab));
Plab/=GeV; // Uzhi 8.07.10
G4double LogPlab = std::log( Plab );
G4double sqrLogPlab = LogPlab * LogPlab;
G4int NumberOfTargetProtons = (G4int) theZ;
G4int NumberOfTargetNeutrons = (G4int) theA- (G4int) theZ;
G4int NumberOfTargetProtons = theZ;
G4int NumberOfTargetNeutrons = theA-theZ;
// G4int NumberOfTargetProtons = (G4int) theZ;
// G4int NumberOfTargetNeutrons = (G4int) theA- (G4int) theZ;
G4int NumberOfTargetNucleons = NumberOfTargetProtons + NumberOfTargetNeutrons;
G4double Xtotal, Xelastic;
if( absPDGcode > 1000 ) //------Projectile is baryon --------
if( PDGcode > 1000 ) //------Projectile is baryon --------
{
G4double XtotPP = 48.0 + 0. *std::pow(Plab, 0. ) + 0.522*sqrLogPlab - 4.51*LogPlab;
G4double XtotPN = 47.3 + 0. *std::pow(Plab, 0. ) + 0.513*sqrLogPlab - 4.27*LogPlab;
@@ -72,6 +81,19 @@ G4FTFParameters::G4FTFParameters(const G4ParticleDefinition * particle,
G4double XelPP = 11.9 + 26.9*std::pow(Plab,-1.21) + 0.169*sqrLogPlab - 1.85*LogPlab;
G4double XelPN = 11.9 + 26.9*std::pow(Plab,-1.21) + 0.169*sqrLogPlab - 1.85*LogPlab;
Xtotal = ( NumberOfTargetProtons * XtotPP +
NumberOfTargetNeutrons * XtotPN ) / NumberOfTargetNucleons;
Xelastic = ( NumberOfTargetProtons * XelPP +
NumberOfTargetNeutrons * XelPN ) / NumberOfTargetNucleons;
}
else if( PDGcode < -1000 ) //------Projectile is anti_baryon --------
{
G4double XtotPP = 38.4 + 77.6*std::pow(Plab,-0.64) + 0.26*sqrLogPlab - 1.2*LogPlab;
G4double XtotPN = 0. + 133.6*std::pow(Plab,-0.70) + 1.22*sqrLogPlab +13.7*LogPlab;
G4double XelPP = 10.2 + 52.7*std::pow(Plab,-1.16) + 0.125*sqrLogPlab - 1.28*LogPlab;
G4double XelPN = 36.5 + 0. *std::pow(Plab, 0. ) + 0. *sqrLogPlab -11.9 *LogPlab;
Xtotal = ( NumberOfTargetProtons * XtotPP +
NumberOfTargetNeutrons * XtotPN ) / NumberOfTargetNucleons;
Xelastic = ( NumberOfTargetProtons * XelPP +
@@ -180,11 +202,34 @@ G4FTFParameters::G4FTFParameters(const G4ParticleDefinition * particle,
// Xtotal and Xelastic in mb
// For Pi- P interactions only!
if(std::abs(Plab-1.4) < 0.05) {Xtotal=3.500599e+01; Xelastic= 1.150032e+01;}
if(std::abs(Plab-1.5) < 0.05) {Xtotal=3.450591e+01; Xelastic= 1.050038e+01;}
if(std::abs(Plab-1.6) < 0.05) {Xtotal=3.430576e+01; Xelastic= 9.800433e+00;}
if(std::abs(Plab-1.7) < 0.05) {Xtotal=3.455560e+01; Xelastic= 9.300436e+00;}
if(std::abs(Plab-1.8) < 0.05) {Xtotal=3.480545e+01; Xelastic= 8.800438e+00;}
if(std::abs(Plab-2.0) < 0.05) {Xtotal=3.570503e+01; Xelastic= 8.200370e+00;}
if(std::abs(Plab-2.2) < 0.05) {Xtotal=3.530495e+01; Xelastic= 7.800362e+00;}
if(std::abs(Plab-2.5) < 0.05) {Xtotal=3.410484e+01; Xelastic= 7.350320e+00;}
if(std::abs(Plab-2.75) < 0.05){Xtotal=3.280479e+01; Xelastic= 7.050273e+00;}
if(std::abs(Plab-3.0) < 0.05) {Xtotal=3.180473e+01; Xelastic= 6.800258e+00;}
if(std::abs(Plab-4.0) < 0.05) {Xtotal=2.910441e+01; Xelastic= 6.100229e+00;}
if(std::abs(Plab-5.0) < 0.05) {Xtotal=2.820372e+01; Xelastic= 5.700275e+00;}
if(std::abs(Plab-6.0) < 0.05) {Xtotal=2.760367e+01; Xelastic= 5.400255e+00;}
if(std::abs(Plab-7.0) < 0.05) {Xtotal=2.725366e+01; Xelastic= 5.150256e+00;}
if(std::abs(Plab-8.0) < 0.05) {Xtotal=2.690365e+01; Xelastic= 4.900258e+00;}
if(std::abs(Plab-10.0) < 0.05){Xtotal=2.660342e+01; Xelastic= 4.600237e+00;}
if(std::abs(Plab-12.0) < 0.05){Xtotal=2.632341e+01; Xelastic= 4.480229e+00;}
if(std::abs(Plab-14.0) < 0.05){Xtotal=2.604340e+01; Xelastic= 4.360221e+00;}
if(std::abs(Plab-20.0) < 0.05){Xtotal=2.520337e+01; Xelastic= 4.000197e+00;}
if(std::abs(Plab-30.0) < 0.05){Xtotal=2.505334e+01; Xelastic= 3.912679e+00;}
//
//----------- Geometrical parameters ------------------------------------------------
SetTotalCrossSection(Xtotal);
SetElastisCrossSection(Xelastic);
SetInelasticCrossSection(Xtotal-Xelastic);
//G4cout<<"Plab Xtotal, Xelastic Xinel "<<Plab<<" "<<Xtotal<<" "<<Xelastic<<Xtotal-Xelastic)<<G4endl;
// // Interactions with elastic and inelastic collisions
SetProbabilityOfElasticScatt(Xtotal, Xelastic);
SetRadiusOfHNinteractions2(Xtotal/pi/10.);
@@ -195,6 +240,7 @@ G4FTFParameters::G4FTFParameters(const G4ParticleDefinition * particle,
*/ //=======================================================
//-----------------------------------------------------------------------------------
SetSlope( Xtotal*Xtotal/16./pi/Xelastic/0.3894 ); // Slope parameter of elastic scattering
// (GeV/c)^(-2))
//-----------------------------------------------------------------------------------
@@ -206,36 +252,56 @@ G4FTFParameters::G4FTFParameters(const G4ParticleDefinition * particle,
SetAvaragePt2ofElasticScattering(1./(Xtotal*Xtotal/16./pi/Xelastic/0.3894)*GeV*GeV);
//----------- Parameters of excitations ---------------------------------------------
if( absPDGcode > 1000 ) //------Projectile is baryon --------
if( PDGcode > 1000 ) //------Projectile is baryon --------
{
SetMagQuarkExchange(3.4); //3.8);
SetSlopeQuarkExchange(1.2);
SetDeltaProbAtQuarkExchange(0.1); //(0.1*4.);
SetMagQuarkExchange(1.84);//(3.63);
SetSlopeQuarkExchange(0.7);//(1.2);
SetDeltaProbAtQuarkExchange(0.);
if(NumberOfTargetNucleons > 26) {SetProbOfSameQuarkExchange(1.);}
else {SetProbOfSameQuarkExchange(0.);}
SetProjMinDiffMass(1.1); // GeV
SetProjMinNonDiffMass(1.1); // GeV
SetProbabilityOfProjDiff(0.76*std::pow(s/GeV/GeV,-0.35));
SetProjMinDiffMass(1.16); // GeV
SetProjMinNonDiffMass(1.16); // GeV
SetProbabilityOfProjDiff(0.805*std::exp(-0.35*Ylab));// 0.5
SetTarMinDiffMass(1.1); // GeV
SetTarMinNonDiffMass(1.1); // GeV
SetProbabilityOfTarDiff(0.76*std::pow(s/GeV/GeV,-0.35));
SetTarMinDiffMass(1.16); // GeV
SetTarMinNonDiffMass(1.16); // GeV
SetProbabilityOfTarDiff(0.805*std::exp(-0.35*Ylab));// 0.5
SetAveragePt2(0.3); // GeV^2
SetAveragePt2(0.15); // 0.15 GeV^2
}
if( PDGcode < -1000 ) //------Projectile is anti_baryon --------
{
SetMagQuarkExchange(0.);
SetSlopeQuarkExchange(0.);
SetDeltaProbAtQuarkExchange(0.);
SetProbOfSameQuarkExchange(0.);
SetProjMinDiffMass(1.16); // GeV
SetProjMinNonDiffMass(1.16); // GeV
SetProbabilityOfProjDiff(0.805*std::exp(-0.35*Ylab));// 0.5
SetTarMinDiffMass(1.16); // GeV
SetTarMinNonDiffMass(1.16); // GeV
SetProbabilityOfTarDiff(0.805*std::exp(-0.35*Ylab));// 0.5
SetAveragePt2(0.15); // 0.15 GeV^2
}
else if( absPDGcode == 211 || PDGcode == 111) //------Projectile is Pion -----------
{
SetMagQuarkExchange(120.); // 210.
SetSlopeQuarkExchange(2.0);
SetDeltaProbAtQuarkExchange(0.6);
SetMagQuarkExchange(240.);
SetSlopeQuarkExchange(2.);
SetDeltaProbAtQuarkExchange(0.56); //(0.35);
SetProjMinDiffMass(0.5); // GeV
SetProjMinNonDiffMass(0.3); // GeV
SetProbabilityOfProjDiff(0.*0.62*std::pow(s/GeV/GeV,-0.51)); // 40/32 X-dif/X-inel
SetProjMinNonDiffMass(0.5); // GeV 0.3
SetProbabilityOfProjDiff(0.);//(0.*0.62*std::pow(s/GeV/GeV,-0.51)); // 40/32 X-dif/X-inel
SetTarMinDiffMass(1.1); // GeV
SetTarMinNonDiffMass(1.1); // GeV
SetProbabilityOfTarDiff(2.*0.62*std::pow(s/GeV/GeV,-0.51)); // 40/32 X-dif/X-inel
SetTarMinDiffMass(1.16); // GeV
SetTarMinNonDiffMass(1.16); // GeV
// SetProbabilityOfTarDiff(1.);//(2.*0.62*std::pow(s/GeV/GeV,-0.51));
// SetProbabilityOfTarDiff(2.6*std::exp(-0.46*Ylab));
SetProbabilityOfTarDiff(0.8*std::exp(-0.6*(Ylab-3.)));
SetAveragePt2(0.3); // GeV^2
}
@@ -285,21 +351,72 @@ G4FTFParameters::G4FTFParameters(const G4ParticleDefinition * particle,
if( absPDGcode < 1000 )
{
SetCofNuclearDestruction(1.); //1.0); // for meson projectile
} else if( theA > 20. )
SetMaxNumberOfCollisions(1000.,1.); //(Plab,2.); //3.); ##############################
// SetCofNuclearDestruction(0.); //1.0); // for meson projectile
// SetCofNuclearDestruction(1.*std::exp(4.*(Ylab-2.1))/(1.+std::exp(4.*(Ylab-2.1))));
//G4cout<<Ylab<<" "<<0.62*std::exp(4.*(Ylab-4.5))/(1.+std::exp(4.*(Ylab-4.5)))<<G4endl;
//G4int Uzhi; G4cin>>Uzhi;
// SetMaxNumberOfCollisions(Plab,2.); //4.); // ##############################
SetCofNuclearDestruction(1.*std::exp(4.*(Ylab-2.1))/(1.+std::exp(4.*(Ylab-2.1)))); //0.62 1.0
//------------------------------------------
// SetDofNuclearDestruction(0.4);
// SetPt2ofNuclearDestruction(0.17*GeV*GeV);
// SetMaxPt2ofNuclearDestruction(1.0*GeV*GeV);
// SetExcitationEnergyPerWoundedNucleon(100*MeV);
SetDofNuclearDestruction(0.4);
SetPt2ofNuclearDestruction((0.035+
0.04*std::exp(4.*(Ylab-2.5))/(1.+std::exp(4.*(Ylab-2.5))))*GeV*GeV); //0.09
SetMaxPt2ofNuclearDestruction(1.0*GeV*GeV);
SetExcitationEnergyPerWoundedNucleon(75.*MeV);
} else // for baryon projectile
{
SetCofNuclearDestruction(0.2); //2); // for baryon projectile and heavy target
} else
{
SetCofNuclearDestruction(0.2); //1.0); // for baryon projectile and light target
SetMaxNumberOfCollisions(Plab,2.); //4.); // ##############################
SetCofNuclearDestruction(1.*std::exp(4.*(Ylab-2.1))/(1.+std::exp(4.*(Ylab-2.1)))); //0.62 1.0
//G4cout<<Ylab<<" "<<0.62*std::exp(4.*(Ylab-2.1))/(1.+std::exp(4.*(Ylab-2.1)))<<G4endl;
//G4int Uzhi; G4cin>>Uzhi;
SetDofNuclearDestruction(0.4);
SetPt2ofNuclearDestruction((0.035+
0.04*std::exp(4.*(Ylab-2.5))/(1.+std::exp(4.*(Ylab-2.5))))*GeV*GeV); //0.09
SetMaxPt2ofNuclearDestruction(1.0*GeV*GeV);
SetExcitationEnergyPerWoundedNucleon(75.*MeV);
}
SetR2ofNuclearDestruction(1.5*fermi*fermi);
SetExcitationEnergyPerWoundedNucleon(100*MeV);
//SetCofNuclearDestruction(0.47*std::exp(2.*(Ylab-2.5))/(1.+std::exp(2.*(Ylab-2.5))));
//SetPt2ofNuclearDestruction((0.035+0.1*std::exp(4.*(Ylab-3.))/(1.+std::exp(4.*(Ylab-3.))))*GeV*GeV);
//SetMagQuarkExchange(120.); // 210. PipP
//SetSlopeQuarkExchange(2.0);
//SetDeltaProbAtQuarkExchange(0.6);
//SetProjMinDiffMass(0.7); // GeV 1.1
//SetProjMinNonDiffMass(0.7); // GeV
//SetProbabilityOfProjDiff(0.85*std::pow(s/GeV/GeV,-0.5)); // 40/32 X-dif/X-inel
//SetTarMinDiffMass(1.1); // GeV
//SetTarMinNonDiffMass(1.1); // GeV
//SetProbabilityOfTarDiff(0.85*std::pow(s/GeV/GeV,-0.5)); // 40/32 X-dif/X-inel
//
//SetAveragePt2(0.3); // GeV^2
//------------------------------------
//SetProbabilityOfElasticScatt(1.,1.); //(Xtotal, Xelastic);
//SetProbabilityOfProjDiff(1.*0.62*std::pow(s/GeV/GeV,-0.51)); // 0->1
//SetProbabilityOfTarDiff(4.*0.62*std::pow(s/GeV/GeV,-0.51)); // 2->4
//SetAveragePt2(0.3); //(0.15);
//SetAvaragePt2ofElasticScattering(0.);
//SetMaxNumberOfCollisions(4.*(Plab+0.01),Plab); //6.); // ##############################
//SetCofNuclearDestruction(0.2); //(0.4);
//SetExcitationEnergyPerWoundedNucleon(0.*MeV); //(75.*MeV);
//SetDofNuclearDestruction(0.4); //(0.4);
//SetPt2ofNuclearDestruction(0.1*GeV*GeV); //(0.168*GeV*GeV);
SetDofNuclearDestruction(0.4);
SetPt2ofNuclearDestruction(0.17*GeV*GeV);
SetMaxPt2ofNuclearDestruction(1.0*GeV*GeV);
}
//**********************************************************************************************