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This commit is contained in:
Gabriele Cosmo
2016-06-09 15:58:43 +02:00
parent 96c8bcd0af
commit b79225fb37
7544 changed files with 245407 additions and 91099 deletions
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source/processes/electromagnetic/standard/src/G4hIonisation.cc
+63 -48
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@@ -23,8 +23,8 @@
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// $Id: G4hIonisation.cc,v 1.69 2007/05/22 17:34:36 vnivanch Exp $
// GEANT4 tag $Name: geant4-09-01 $
// $Id: G4hIonisation.cc,v 1.81 2008/10/22 16:02:20 vnivanch Exp $
// GEANT4 tag $Name: geant4-09-02 $
//
// -------------------------------------------------------------------
//
@@ -77,6 +77,7 @@
// 26-05-06 scale negative particles from pi- and pbar,
// positive from pi+ and p (VI)
// 14-01-07 use SetEmModel() and SetFluctModel() from G4VEnergyLossProcess (mma)
// 12-09-08 Removed CorrectionsAlongStep (VI)
//
// -------------------------------------------------------------------
//
@@ -89,12 +90,14 @@
#include "G4AntiProton.hh"
#include "G4BraggModel.hh"
#include "G4BetheBlochModel.hh"
#include "G4IonFluctuations.hh"
#include "G4UniversalFluctuation.hh"
#include "G4BohrFluctuations.hh"
#include "G4UnitsTable.hh"
#include "G4PionPlus.hh"
#include "G4PionMinus.hh"
#include "G4LossTableManager.hh"
#include "G4KaonPlus.hh"
#include "G4KaonMinus.hh"
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
@@ -102,16 +105,15 @@ using namespace std;
G4hIonisation::G4hIonisation(const G4String& name)
: G4VEnergyLossProcess(name),
theParticle(0),
theBaseParticle(0),
isInitialised(false)
isInitialised(false),
nuclearStopping(true)
{
SetStepFunction(0.2, 1*mm);
SetIntegral(true);
SetVerboseLevel(1);
// SetStepFunction(0.2, 1.0*mm);
//SetIntegral(true);
//SetVerboseLevel(1);
SetProcessSubType(fIonisation);
mass = 0.0;
ratio = 0.0;
corr = G4LossTableManager::Instance()->EmCorrections();
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
@@ -125,61 +127,74 @@ void G4hIonisation::InitialiseEnergyLossProcess(
const G4ParticleDefinition* part,
const G4ParticleDefinition* bpart)
{
if(isInitialised) return;
if(!isInitialised) {
theParticle = part;
const G4ParticleDefinition* theBaseParticle = 0;
G4String pname = part->GetParticleName();
G4String pname = part->GetParticleName();
// standard base particles
if(part == bpart || pname == "proton" ||
pname == "anti_proton" ||
pname == "pi+" || pname == "pi-" ||
pname == "kaon+" || pname == "kaon-")
{
theBaseParticle = 0;
}
// select base particle
else if(bpart == 0) {
// standard base particles
if(part == bpart || pname == "proton" ||
pname == "anti_proton" || pname == "pi+" || pname == "pi-" )
theBaseParticle = 0;
if(part->GetPDGSpin() == 0.0)
if(part->GetPDGCharge() > 0.0 ) {
theBaseParticle = G4KaonPlus::KaonPlus();
} else {
theBaseParticle = G4KaonMinus::KaonMinus();
}
else if(part->GetPDGCharge() > 0.0) {
theBaseParticle = G4Proton::Proton();
} else {
theBaseParticle = G4AntiProton::AntiProton();
}
// base particle defined by interface
} else {
theBaseParticle = bpart;
}
SetBaseParticle(theBaseParticle);
SetSecondaryParticle(G4Electron::Electron());
// select base particle
else if(bpart == 0) {
mass = part->GetPDGMass();
ratio = electron_mass_c2/mass;
if(pname == "kaon+") theBaseParticle = G4PionPlus::PionPlus();
else if(pname == "kaon-") theBaseParticle = G4PionMinus::PionMinus();
else if(part->GetPDGCharge() > 0.0) theBaseParticle = G4Proton::Proton();
else theBaseParticle = G4AntiProton::AntiProton();
if(mass < 900.*MeV) nuclearStopping = false;
} else theBaseParticle = bpart;
if (!EmModel(1)) SetEmModel(new G4BraggModel(),1);
EmModel(1)->SetLowEnergyLimit(MinKinEnergy());
SetBaseParticle(theBaseParticle);
SetSecondaryParticle(G4Electron::Electron());
mass = theParticle->GetPDGMass();
ratio = electron_mass_c2/mass;
massratio = 1.0;
if(theBaseParticle) massratio = theBaseParticle->GetPDGMass()/mass;
// model limit defined for protons
eth = (EmModel(1)->HighEnergyLimit())*mass/proton_mass_c2;
EmModel(1)->SetHighEnergyLimit(eth);
AddEmModel(1, EmModel(1), new G4IonFluctuations());
if (!EmModel(1)) SetEmModel(new G4BraggModel(),1);
EmModel(1)->SetLowEnergyLimit(100*eV);
eth = 2.0*MeV*mass/proton_mass_c2;
EmModel(1)->SetHighEnergyLimit(eth);
if (!FluctModel()) SetFluctModel(new G4UniversalFluctuation());
AddEmModel(1, EmModel(1), FluctModel());
if (!FluctModel()) SetFluctModel(new G4UniversalFluctuation());
if (!EmModel(2)) SetEmModel(new G4BetheBlochModel(),2);
EmModel(2)->SetLowEnergyLimit(eth);
EmModel(2)->SetHighEnergyLimit(100*TeV);
AddEmModel(2, EmModel(2), FluctModel());
if (!EmModel(2)) SetEmModel(new G4BetheBlochModel(),2);
EmModel(2)->SetLowEnergyLimit(eth);
EmModel(2)->SetHighEnergyLimit(MaxKinEnergy());
AddEmModel(2, EmModel(2), FluctModel());
isInitialised = true;
isInitialised = true;
}
EmModel(1)->ActivateNuclearStopping(nuclearStopping);
EmModel(2)->ActivateNuclearStopping(nuclearStopping);
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void G4hIonisation::PrintInfo()
{
if(EmModel(1) && EmModel(2))
G4cout << " Scaling relation is used from proton dE/dx and range."
<< "\n Delta cross sections and sampling from "
<< EmModel(2)->GetName() << " model for scaled energy > "
<< eth/MeV << " MeV"
<< "\n Parametrisation from "
<< EmModel(1)->GetName() << " for protons below."
if(EmModel(1) && EmModel(2)) {
G4cout << " NuclearStopping= " << nuclearStopping
<< G4endl;
}
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....