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>> 26 // $Id: G4mplIonisation.cc,v 1.5 2007/05/31 11:13:31 vnivanch Exp $
>> 27 // GEANT4 tag $Name: geant4-09-00-patch-01 $
26 // 28 //
27 // ------------------------------------------- 29 // -------------------------------------------------------------------
28 // 30 //
29 // GEANT4 Class file 31 // GEANT4 Class file
30 // 32 //
31 // 33 //
32 // File name: G4mplIonisation 34 // File name: G4mplIonisation
33 // 35 //
34 // Author: Vladimir Ivanchenko 36 // Author: Vladimir Ivanchenko
35 // 37 //
36 // Creation date: 25.08.2005 38 // Creation date: 25.08.2005
37 // 39 //
38 // Modifications: 40 // Modifications:
39 // 41 //
40 // 42 //
41 // ------------------------------------------- 43 // -------------------------------------------------------------------
42 // 44 //
43 //....oooOO0OOooo........oooOO0OOooo........oo 45 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
44 //....oooOO0OOooo........oooOO0OOooo........oo 46 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
45 47
46 #include "G4mplIonisation.hh" 48 #include "G4mplIonisation.hh"
47 #include "G4PhysicalConstants.hh" <<
48 #include "G4SystemOfUnits.hh" <<
49 #include "G4Electron.hh" 49 #include "G4Electron.hh"
50 #include "G4mplIonisationModel.hh" 50 #include "G4mplIonisationModel.hh"
51 #include "G4mplIonisationWithDeltaModel.hh" << 51 #include "G4BohrFluctuations.hh"
52 #include "G4EmParameters.hh" <<
53 52
54 //....oooOO0OOooo........oooOO0OOooo........oo 53 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
55 54
>> 55 using namespace std;
>> 56
56 G4mplIonisation::G4mplIonisation(G4double mCha 57 G4mplIonisation::G4mplIonisation(G4double mCharge, const G4String& name)
57 : G4VEnergyLossProcess(name), 58 : G4VEnergyLossProcess(name),
58 magneticCharge(mCharge) << 59 magneticCharge(mCharge),
>> 60 isInitialised(false)
59 { 61 {
60 // By default classical magnetic charge is u 62 // By default classical magnetic charge is used
61 if(magneticCharge == 0.0) { magneticCharge = << 63 if(magneticCharge == 0.0) magneticCharge = eplus*0.5/fine_structure_const;
62 64
63 SetVerboseLevel(0); 65 SetVerboseLevel(0);
64 SetProcessSubType(fIonisation); <<
65 SetSecondaryParticle(G4Electron::Electron()) <<
66 } 66 }
67 67
68 //....oooOO0OOooo........oooOO0OOooo........oo 68 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
69 69
70 G4mplIonisation::~G4mplIonisation() 70 G4mplIonisation::~G4mplIonisation()
71 {} 71 {}
72 72
73 //....oooOO0OOooo........oooOO0OOooo........oo 73 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
74 74
75 G4bool G4mplIonisation::IsApplicable(const G4P << 75 void G4mplIonisation::InitialiseEnergyLossProcess(const G4ParticleDefinition*,
>> 76 const G4ParticleDefinition*)
76 { 77 {
77 return true; << 78 if(isInitialised) return;
78 } <<
79 79
80 //....oooOO0OOooo........oooOO0OOooo........oo << 80 SetBaseParticle(0);
81 << 81 SetSecondaryParticle(G4Electron::Electron());
82 G4double G4mplIonisation::MinPrimaryEnergy(con <<
83 con <<
84 G4d <<
85 { <<
86 G4double x = 0.5*cut/electron_mass_c2; <<
87 G4double mass = mpl->GetPDGMass(); <<
88 G4double ratio = electron_mass_c2/mass; <<
89 G4double gam = x*ratio + std::sqrt((1. + x <<
90 return mass*(gam - 1.0); <<
91 } <<
92 <<
93 //....oooOO0OOooo........oooOO0OOooo........oo <<
94 <<
95 void G4mplIonisation::InitialiseEnergyLossProc <<
96 <<
97 { <<
98 if(isInitialised) { return; } <<
99 82
100 // monopole model is responsible both for en << 83 G4mplIonisationModel* ion = new G4mplIonisationModel(magneticCharge,"PAI");
101 G4mplIonisationWithDeltaModel* ion = << 84 ion->SetLowEnergyLimit(0.1*keV);
102 new G4mplIonisationWithDeltaModel(magnetic << 85 ion->SetHighEnergyLimit(100.*TeV);
103 ion->SetParticle(p); << 86 AddEmModel(0,ion,ion);
104 <<
105 // define size of dedx and range tables <<
106 G4EmParameters* param = G4EmParameters::Inst <<
107 G4double emin = std::min(param->MinKinEnerg <<
108 G4double emax = std::max(param->MaxKinEnerg <<
109 G4int bin = G4lrint(param->NumberOfBinsPerDe <<
110 ion->SetLowEnergyLimit(emin); <<
111 ion->SetHighEnergyLimit(emax); <<
112 SetMinKinEnergy(emin); <<
113 SetMaxKinEnergy(emax); <<
114 SetDEDXBinning(bin); <<
115 87
116 SetEmModel(ion); << 88 SetStepFunction(0.2, 1*mm);
117 AddEmModel(1,ion,ion); <<
118 89
119 isInitialised = true; 90 isInitialised = true;
120 } 91 }
121 92
122 //....oooOO0OOooo........oooOO0OOooo........oo 93 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
123 94
124 void G4mplIonisation::ProcessDescription(std:: << 95 void G4mplIonisation::PrintInfo()
125 { 96 {
126 out << "Magnetic monopole ionisation" << G4e << 97 G4cout << " No delta-electron production, only dE/dx"
127 G4VEnergyLossProcess::ProcessDescription(out << 98 << G4endl;
128 } 99 }
129 100
130 //....oooOO0OOooo........oooOO0OOooo........oo 101 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
131 <<
132 102