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1 // 1
2 // *******************************************
3 // * License and Disclaimer
4 // *
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14 // * regarding this software system or assum
15 // * use. Please see the license in the file
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17 // *
18 // * This code implementation is the result
19 // * technical work of the GEANT4 collaboratio
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21 // * any work based on the software) you ag
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23 // * acceptance of all terms of the Geant4 Sof
24 // *******************************************
25 //
26 //--------------------------------------------
27 //
28 // ClassName: G4ElectronCapture
29 //
30 // Description: The process to kill particles
31 //
32 // Author: V.Ivanchenko 31 August 2010
33 //
34 //--------------------------------------------
35 //
36 // This example is provided by the Geant4-DNA
37 // Any report or published results obtained us
38 // and the DNA geometry given in the Geom_DNA
39 // shall cite the following Geant4-DNA collabo
40 // [1] NIM B 298 (2013) 47-54
41 // [2] Med. Phys. 37 (2010) 4692-4708
42 // The Geant4-DNA web site is available at htt
43 //
44 //....oooOO0OOooo........oooOO0OOooo........oo
45 //
46 /// \file G4ElectronCapture.cc
47 /// \brief Implementation of the G4ElectronCap
48
49 #include "G4ElectronCapture.hh"
50
51 #include "G4Electron.hh"
52 #include "G4ParticleDefinition.hh"
53 #include "G4Region.hh"
54 #include "G4RegionStore.hh"
55 #include "G4Step.hh"
56 #include "G4SystemOfUnits.hh"
57 #include "G4Track.hh"
58
59 //....oooOO0OOooo........oooOO0OOooo........oo
60
61 G4ElectronCapture::G4ElectronCapture(const G4S
62 : G4VDiscreteProcess("eCapture", fElectromag
63 fKinEnergyThreshold(ekinlim),
64 fRegionName(regName),
65 region(0)
66 {
67 if (regName == "" || regName == "world") {
68 fRegionName = "DefaultRegionForTheWorld";
69 }
70 pParticleChange = &fParticleChange;
71 }
72
73 //....oooOO0OOooo........oooOO0OOooo........oo
74
75 G4ElectronCapture::~G4ElectronCapture() {}
76
77 //....oooOO0OOooo........oooOO0OOooo........oo
78
79 void G4ElectronCapture::SetKinEnergyLimit(G4do
80 {
81 fKinEnergyThreshold = val;
82 if (verboseLevel > 0) {
83 G4cout << "### G4ElectronCapture: Tracking
84 << G4endl;
85 }
86 }
87 //....oooOO0OOooo........oooOO0OOooo........oo
88
89 void G4ElectronCapture::BuildPhysicsTable(cons
90 {
91 region = (G4RegionStore::GetInstance())->Get
92 if (region && verboseLevel > 0) {
93 G4cout << "### G4ElectronCapture: Tracking
94 << " is assigned to " << fRegionNam
95 }
96 }
97
98 //....oooOO0OOooo........oooOO0OOooo........oo
99
100 G4bool G4ElectronCapture::IsApplicable(const G
101 {
102 return true;
103 }
104
105 G4double G4ElectronCapture::PostStepGetPhysica
106
107 {
108 // condition is set to "Not Forced"
109 *condition = NotForced;
110
111 G4double limit = DBL_MAX;
112 if (region) {
113 if (aTrack.GetVolume()->GetLogicalVolume()
114 && aTrack.GetKineticEnergy() < fKinEne
115 {
116 limit = 0.0;
117 }
118 }
119 return limit;
120 }
121
122 //....oooOO0OOooo........oooOO0OOooo........oo
123
124 G4VParticleChange* G4ElectronCapture::PostStep
125 {
126 pParticleChange->Initialize(aTrack);
127 pParticleChange->ProposeTrackStatus(fStopAnd
128 pParticleChange->ProposeLocalEnergyDeposit(a
129 fParticleChange.SetProposedKineticEnergy(0.0
130 return pParticleChange;
131 }
132
133 //....oooOO0OOooo........oooOO0OOooo........oo
134
135 G4double G4ElectronCapture::GetMeanFreePath(co
136 {
137 return DBL_MAX;
138 }
139
140 //....oooOO0OOooo........oooOO0OOooo........oo
141