| Geant4 Cross Reference |
1 // 1 //
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17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // History: 26 // History:
27 // ----------- 27 // -----------
28 // 01 Oct 2011 A.M., S.I. - 1st implementat 28 // 01 Oct 2011 A.M., S.I. - 1st implementation
29 // 29 //
30 // Class description 30 // Class description
31 // ---------------- 31 // ----------------
32 // Computation of K, L & M shell ECPSSR ionis 32 // Computation of K, L & M shell ECPSSR ionisation cross sections for protons and alphas
33 // Based on the work of A. Taborda et al. 33 // Based on the work of A. Taborda et al.
34 // X-Ray Spectrom. 2011, 40, 127-134 34 // X-Ray Spectrom. 2011, 40, 127-134
35 // ------------------------------------------- 35 // ---------------------------------------------------------------------------------------
36 36
37 #include <fstream> 37 #include <fstream>
38 #include <iomanip> 38 #include <iomanip>
39 39
40 #include "G4ecpssrFormFactorKxsModel.hh" 40 #include "G4ecpssrFormFactorKxsModel.hh"
41 41
42 #include "globals.hh" 42 #include "globals.hh"
43 #include "G4SystemOfUnits.hh" 43 #include "G4SystemOfUnits.hh"
44 #include "G4ios.hh" 44 #include "G4ios.hh"
45 45
46 #include "G4EMDataSet.hh" 46 #include "G4EMDataSet.hh"
47 #include "G4LogLogInterpolation.hh" 47 #include "G4LogLogInterpolation.hh"
48 #include "G4Proton.hh" 48 #include "G4Proton.hh"
49 #include "G4Alpha.hh" 49 #include "G4Alpha.hh"
50 50
51 //....oooOO0OOooo........oooOO0OOooo........oo 51 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
52 52
53 G4ecpssrFormFactorKxsModel::G4ecpssrFormFactor 53 G4ecpssrFormFactorKxsModel::G4ecpssrFormFactorKxsModel()
54 { 54 {
55 interpolation = new G4LogLogInterpolation(); 55 interpolation = new G4LogLogInterpolation();
56 56
57 for (G4int i=3; i<93; i++) << 57 for (G4int i=6; i<93; i++)
58 { 58 {
59 protonDataSetMap[i] = new G4EMDataSet(i, 59 protonDataSetMap[i] = new G4EMDataSet(i,interpolation);
60 protonDataSetMap[i]->LoadData("pixe/ecps << 60 protonDataSetMap[i]->LoadData("pixe/ecpssr/proton/k-");
61 } 61 }
62 62
63 for (G4int i=3; i<93; i++) << 63 for (G4int i=6; i<93; i++)
64 { 64 {
65 alphaDataSetMap[i] = new G4EMDataSet(i,i 65 alphaDataSetMap[i] = new G4EMDataSet(i,interpolation);
66 alphaDataSetMap[i]->LoadData("pixe/ecpss << 66 alphaDataSetMap[i]->LoadData("pixe/ecpssr/alpha/k-");
67 } 67 }
>> 68
68 } 69 }
69 70
70 //....oooOO0OOooo........oooOO0OOooo........oo 71 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
71 72
72 G4ecpssrFormFactorKxsModel::~G4ecpssrFormFacto 73 G4ecpssrFormFactorKxsModel::~G4ecpssrFormFactorKxsModel()
73 { 74 {
74 protonDataSetMap.clear(); 75 protonDataSetMap.clear();
75 alphaDataSetMap.clear(); 76 alphaDataSetMap.clear();
76 delete interpolation; 77 delete interpolation;
77 } 78 }
78 79
79 //....oooOO0OOooo........oooOO0OOooo........oo 80 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
80 81
81 G4double G4ecpssrFormFactorKxsModel::Calculate 82 G4double G4ecpssrFormFactorKxsModel::CalculateCrossSection(G4int zTarget,G4double massIncident, G4double energyIncident)
82 { 83 {
83 G4Proton* aProton = G4Proton::Proton(); 84 G4Proton* aProton = G4Proton::Proton();
84 G4Alpha* aAlpha = G4Alpha::Alpha(); 85 G4Alpha* aAlpha = G4Alpha::Alpha();
85 G4double sigma = 0; 86 G4double sigma = 0;
86 87
87 if (energyIncident > 0.1*MeV && energyIncide << 88 if (energyIncident > 0.1*MeV && energyIncident < 100.*MeV && zTarget < 93 && zTarget > 5) {
88 89
89 if (massIncident == aProton->GetPDGMass()) 90 if (massIncident == aProton->GetPDGMass())
90 { 91 {
91 sigma = protonDataSetMap[zTarget]->FindValue 92 sigma = protonDataSetMap[zTarget]->FindValue(energyIncident/MeV);
92 if (sigma !=0 && energyIncident > protonData 93 if (sigma !=0 && energyIncident > protonDataSetMap[zTarget]->GetEnergies(0).back()*MeV) return 0.;
93 } 94 }
94 else if (massIncident == aAlpha->GetPDGMas 95 else if (massIncident == aAlpha->GetPDGMass())
95 { 96 {
96 sigma = alphaDataSetMap[zTarget]->FindValue( 97 sigma = alphaDataSetMap[zTarget]->FindValue(energyIncident/MeV);
97 if (sigma !=0 && energyIncident > alphaDataS 98 if (sigma !=0 && energyIncident > alphaDataSetMap[zTarget]->GetEnergies(0).back()*MeV) return 0.;
98 } 99 }
99 else 100 else
100 { 101 {
101 sigma = 0.; 102 sigma = 0.;
102 } 103 }
103 } 104 }
104 105
105 // sigma is in internal units: it has been c 106 // sigma is in internal units: it has been converted from
106 // the input file in barns bt the EmDataset 107 // the input file in barns bt the EmDataset
107 return sigma; 108 return sigma;
108 } 109 }
109 110