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Geant4/processes/electromagnetic/highenergy/src/G4hhIonisation.cc

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Differences between /processes/electromagnetic/highenergy/src/G4hhIonisation.cc (Version 11.3.0) and /processes/electromagnetic/highenergy/src/G4hhIonisation.cc (Version 9.3.p2)


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 25 //                                                 25 //
                                                   >>  26 // $Id: G4hhIonisation.cc,v 1.9 2009/02/20 16:38:33 vnivanch Exp $
                                                   >>  27 // GEANT4 tag $Name: geant4-09-03-patch-02 $
 26 //                                                 28 //
 27 // -------------------------------------------     29 // -------------------------------------------------------------------
 28 //                                                 30 //
 29 // GEANT4 Class file                               31 // GEANT4 Class file
 30 //                                                 32 //
 31 //                                                 33 //
 32 // File name:     G4hhIonisation                   34 // File name:     G4hhIonisation
 33 //                                                 35 //
 34 // Author:        Vladimir Ivanchenko              36 // Author:        Vladimir Ivanchenko
 35 //                                                 37 //
 36 // Creation date: 30.09.2005                       38 // Creation date: 30.09.2005
 37 //                                                 39 //
 38 // Modifications:                                  40 // Modifications:
 39 // 10-01-06 SetStepLimits -> SetStepFunction (     41 // 10-01-06 SetStepLimits -> SetStepFunction (V.Ivantchenko)
 40 // 27-10-06 Add maxKinEnergy (V.Ivantchenko)       42 // 27-10-06 Add maxKinEnergy (V.Ivantchenko)
 41 //                                                 43 //
 42 //                                                 44 //
 43 // -------------------------------------------     45 // -------------------------------------------------------------------
 44 //                                                 46 //
 45 //....oooOO0OOooo........oooOO0OOooo........oo     47 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
 46 //....oooOO0OOooo........oooOO0OOooo........oo     48 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
 47                                                    49 
 48 #include "G4hhIonisation.hh"                       50 #include "G4hhIonisation.hh"
 49 #include "G4PhysicalConstants.hh"              << 
 50 #include "G4SystemOfUnits.hh"                  << 
 51 #include "G4BraggNoDeltaModel.hh"                  51 #include "G4BraggNoDeltaModel.hh"
 52 #include "G4BetheBlochNoDeltaModel.hh"             52 #include "G4BetheBlochNoDeltaModel.hh"
 53 #include "G4ICRU73NoDeltaModel.hh"             << 
 54 #include "G4UniversalFluctuation.hh"               53 #include "G4UniversalFluctuation.hh"
 55 #include "G4IonFluctuations.hh"                <<  54 #include "G4BohrFluctuations.hh"
 56 #include "G4UnitsTable.hh"                         55 #include "G4UnitsTable.hh"
 57 #include "G4Electron.hh"                           56 #include "G4Electron.hh"
 58 #include "G4EmParameters.hh"                   << 
 59                                                    57 
 60 //....oooOO0OOooo........oooOO0OOooo........oo     58 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
 61                                                    59 
 62 G4hhIonisation::G4hhIonisation(const G4String&     60 G4hhIonisation::G4hhIonisation(const G4String& name)
 63   : G4VEnergyLossProcess(name)                 <<  61   : G4VEnergyLossProcess(name),
                                                   >>  62     theParticle(0),
                                                   >>  63     theBaseParticle(0),
                                                   >>  64     isInitialised(false)
 64 {                                                  65 {
                                                   >>  66   SetStepFunction(0.1, 0.1*mm);
 65   SetVerboseLevel(1);                              67   SetVerboseLevel(1);
 66   SetProcessSubType(fIonisation);                  68   SetProcessSubType(fIonisation);
 67   SetSecondaryParticle(G4Electron::Electron()) <<  69   mass = 0.0;
                                                   >>  70   ratio = 0.0;
 68 }                                                  71 }
 69                                                    72 
 70 //....oooOO0OOooo........oooOO0OOooo........oo     73 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
 71                                                    74 
 72 G4hhIonisation::~G4hhIonisation()                  75 G4hhIonisation::~G4hhIonisation()
 73 {}                                                 76 {}
 74                                                    77 
 75 //....oooOO0OOooo........oooOO0OOooo........oo     78 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
 76                                                    79 
 77 G4bool G4hhIonisation::IsApplicable(const G4Pa     80 G4bool G4hhIonisation::IsApplicable(const G4ParticleDefinition& p)
 78 {                                                  81 {
 79   return (p.GetPDGCharge() != 0.0);            <<  82   return (p.GetPDGCharge() != 0.0 && p.GetPDGMass() > 100.0*MeV &&
                                                   >>  83    !p.IsShortLived());
 80 }                                                  84 }
 81                                                    85 
 82 //....oooOO0OOooo........oooOO0OOooo........oo     86 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
 83                                                    87 
 84 G4double G4hhIonisation::MinPrimaryEnergy(cons     88 G4double G4hhIonisation::MinPrimaryEnergy(const G4ParticleDefinition*,
 85             const G4Material*,                     89             const G4Material*,
 86             G4double cut)                          90             G4double cut)
 87 {                                                  91 {
 88   G4double x = 0.5*cut/electron_mass_c2;           92   G4double x = 0.5*cut/electron_mass_c2;
 89   G4double y = electron_mass_c2/mass;              93   G4double y = electron_mass_c2/mass;
 90   G4double gam = x*y + std::sqrt((1. + x)*(1.  <<  94   G4double g = x*y + std::sqrt((1. + x)*(1. + x*y*y));
 91   return mass*(gam - 1.0);                     <<  95   return mass*(g - 1.0);
 92 }                                                  96 }
 93                                                    97 
 94 //....oooOO0OOooo........oooOO0OOooo........oo     98 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
 95                                                    99 
 96 void G4hhIonisation::InitialiseEnergyLossProce << 100 void G4hhIonisation::InitialiseEnergyLossProcess(const G4ParticleDefinition* part,
 97          const G4ParticleDefinition* part,     << 101                                                  const G4ParticleDefinition* bpart)
 98          const G4ParticleDefinition* bpart)    << 
 99 {                                                 102 {
100   if(isInitialised) { return; }                << 103   if(isInitialised) return;
101                                                   104 
102   theParticle = part;                             105   theParticle = part;
103   if(nullptr != bpart) {                       << 106   if(bpart) G4cout << "G4hhIonisation::InitialiseEnergyLossProcess WARNING: no "
104     G4cout << "G4hhIonisation::InitialiseEnerg << 107                    << "base particle should be defined for the process "
105      << "base particle should be defined for t << 108        << GetProcessName() << G4endl;
106      << GetProcessName() << G4endl;            << 109 
107   }                                            << 110   SetBaseParticle(0);
                                                   >> 111   SetSecondaryParticle(G4Electron::Electron());
108   mass  = theParticle->GetPDGMass();              112   mass  = theParticle->GetPDGMass();
109   ratio = electron_mass_c2/mass;                  113   ratio = electron_mass_c2/mass;
110   G4double eth = 2*CLHEP::MeV*mass/proton_mass << 114   eth = 2.0*MeV*mass/proton_mass_c2;
111   flucModel = new G4IonFluctuations();         << 115   flucModel = new G4BohrFluctuations();
                                                   >> 116 
                                                   >> 117   G4int nm = 1;
                                                   >> 118 
                                                   >> 119   minKinEnergy = MinKinEnergy();
                                                   >> 120 
                                                   >> 121   if(eth > minKinEnergy) {
                                                   >> 122     G4VEmModel* em = new G4BraggNoDeltaModel();
                                                   >> 123     em->SetLowEnergyLimit(minKinEnergy);
                                                   >> 124     em->SetHighEnergyLimit(eth);
                                                   >> 125     AddEmModel(nm, em, flucModel);
                                                   >> 126     nm++;
                                                   >> 127   }
112                                                   128 
113   G4EmParameters* param = G4EmParameters::Inst << 129   if(eth < MaxKinEnergy()) {
114   G4double emin = std::min(param->MinKinEnergy << 130     G4VEmModel* em1 = new G4BetheBlochNoDeltaModel();
115   G4double emax = std::max(param->MaxKinEnergy << 131     em1->SetLowEnergyLimit(std::max(eth,minKinEnergy));
116                                                << 132     em1->SetHighEnergyLimit(MaxKinEnergy());
117   SetMinKinEnergy(emin);                       << 133     AddEmModel(nm, em1, flucModel);
118   SetMaxKinEnergy(emax);                       << 
119   G4int bin = G4lrint(param->NumberOfBinsPerDe << 
120   SetDEDXBinning(bin);                         << 
121                                                << 
122   G4VEmModel* em = EmModel(0);                 << 
123   if (nullptr == em) {                         << 
124     if(part->GetPDGCharge() > 0.0) { em = new  << 
125     else { em = new G4ICRU73NoDeltaModel(); }  << 
126   }                                               134   }
127   em->SetLowEnergyLimit(emin);                 << 
128   em->SetHighEnergyLimit(eth);                 << 
129   AddEmModel(1, em, flucModel);                << 
130                                                << 
131   em = EmModel(1);                             << 
132   if(nullptr == em) { em = new G4BetheBlochNoD << 
133   em->SetLowEnergyLimit(eth);                  << 
134   em->SetHighEnergyLimit(emax);                << 
135   AddEmModel(1, em, flucModel);                << 
136                                                   135 
137   if(verboseLevel>1) {                            136   if(verboseLevel>1) {
138     G4cout << "G4hhIonisation is initialised"  << 137     G4cout << "G4hhIonisation is initialised: Nmodels= " << nm << G4endl;
139   }                                               138   }
140   isInitialised = true;                           139   isInitialised = true;
141 }                                                 140 }
142                                                   141 
143 //....oooOO0OOooo........oooOO0OOooo........oo    142 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
144                                                   143 
145 void G4hhIonisation::ProcessDescription(std::o << 144 void G4hhIonisation::PrintInfo()
146 {                                                 145 {
147   out << "G4hhIonisation: no delta rays" << G4 << 146   G4cout << "      Delta-ray will not be produced; "
148   G4VEnergyLossProcess::ProcessDescription(out << 147    << G4endl;
149 }                                                 148 }
150                                                   149 
151 //....oooOO0OOooo........oooOO0OOooo........oo    150 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
152                                                   151