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25 //
26 // History:
27 // -----------
28 // 10 Nov 2021 S. Guatelli & S. Bakr, Wollongong University - 1st implementation
29 //
30 // Class description
31 // ----------------
32 // Computation of K, L & M shell ECPSSR ionisation cross sections for protons and alphas
33 // Based on the work of
34 // - S. Bakr et al. (2021) NIM B, 507:11-19.
35 // - S. Bakr et al (2018), NIMB B, 436: 285-291.
36 // ---------------------------------------------------------------------------------------
37
38 #include <fstream>
39 #include <iomanip>
40
41 #include "G4ANSTOecpssrLixsModel.hh"
42
43 #include "globals.hh"
44 #include "G4SystemOfUnits.hh"
45 #include "G4ios.hh"
46
47 #include "G4EMDataSet.hh"
48 #include "G4LinInterpolation.hh"
49 #include "G4Proton.hh"
50 #include "G4Alpha.hh"
51
52 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
53
54 G4ANSTOecpssrLixsModel::G4ANSTOecpssrLixsModel()
55 {
56 G4cout << "Using ANSTO L Cross Sections! "<< G4endl;
57
58 interpolation = new G4LinInterpolation();
59
60 for (G4int i=26; i<93; i++)
61 {
62 protonL1DataSetMap[i] = new G4EMDataSet(i,interpolation);
63 protonL1DataSetMap[i]->LoadData("pixe_ANSTO/proton/l1-");
64
65 protonL2DataSetMap[i] = new G4EMDataSet(i,interpolation);
66 protonL2DataSetMap[i]->LoadData("pixe_ANSTO/proton/l2-");
67
68 protonL3DataSetMap[i] = new G4EMDataSet(i,interpolation);
69 protonL3DataSetMap[i]->LoadData("pixe_ANSTO/proton/l3-");
70 }
71
72 for (G4int i=26; i<93; i++)
73 {
74 alphaL1DataSetMap[i] = new G4EMDataSet(i,interpolation);
75 alphaL1DataSetMap[i]->LoadData("pixe_ANSTO/alpha/l1-");
76
77 alphaL2DataSetMap[i] = new G4EMDataSet(i,interpolation);
78 alphaL2DataSetMap[i]->LoadData("pixe_ANSTO/alpha/l2-");
79
80 alphaL3DataSetMap[i] = new G4EMDataSet(i,interpolation);
81 alphaL3DataSetMap[i]->LoadData("pixe_ANSTO/alpha/l3-");
82 }
83
84 }
85
86 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
87
88 G4ANSTOecpssrLixsModel::~G4ANSTOecpssrLixsModel()
89 {
90 protonL1DataSetMap.clear();
91 alphaL1DataSetMap.clear();
92
93 protonL2DataSetMap.clear();
94 alphaL2DataSetMap.clear();
95
96 protonL3DataSetMap.clear();
97 alphaL3DataSetMap.clear();
98
99 delete interpolation;
100 }
101
102 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
103
104 G4double G4ANSTOecpssrLixsModel::CalculateL1CrossSection(G4int zTarget,G4double massIncident, G4double energyIncident)
105 {
106 G4Proton* aProton = G4Proton::Proton();
107 G4Alpha* aAlpha = G4Alpha::Alpha();
108 G4double sigma = 0;
109
110 if (massIncident == aProton->GetPDGMass())
111 {
112
113 if (energyIncident > 0.2*MeV && energyIncident < 5.*MeV && zTarget < 93 && zTarget > 25) {
114
115 sigma = protonL1DataSetMap[zTarget]->FindValue(energyIncident/MeV);
116 if (sigma !=0 && energyIncident > protonL1DataSetMap[zTarget]->GetEnergies(0).back()*MeV) return 0.;
117 }
118
119 else if (massIncident == aAlpha->GetPDGMass())
120 {
121
122 if (energyIncident > 0.2*MeV && energyIncident < 40.*MeV && zTarget < 93 && zTarget > 25) {
123
124 sigma = alphaL1DataSetMap[zTarget]->FindValue(energyIncident/MeV);
125 if (sigma !=0 && energyIncident > alphaL1DataSetMap[zTarget]->GetEnergies(0).back()*MeV) return 0.;
126 }
127 else
128 {
129 sigma = 0.;
130 }
131 }
132 }
133 // sigma is in internal units: it has been converted from
134 // the input file in barns bt the EmDataset
135 return sigma;
136 }
137
138 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
139
140 G4double G4ANSTOecpssrLixsModel::CalculateL2CrossSection(G4int zTarget,G4double massIncident, G4double energyIncident)
141 {
142 G4Proton* aProton = G4Proton::Proton();
143 G4Alpha* aAlpha = G4Alpha::Alpha();
144 G4double sigma = 0;
145
146 if (massIncident == aProton->GetPDGMass())
147 {
148 if (energyIncident > 0.2*MeV && energyIncident < 5.*MeV && zTarget < 93 && zTarget > 25) {
149
150 sigma = protonL2DataSetMap[zTarget]->FindValue(energyIncident/MeV);
151 if (sigma !=0 && energyIncident > protonL2DataSetMap[zTarget]->GetEnergies(0).back()*MeV) return 0.;
152 }
153
154 else if (massIncident == aAlpha->GetPDGMass())
155 {
156 if (energyIncident > 0.2*MeV && energyIncident < 40.*MeV && zTarget < 93 && zTarget > 25) {
157
158 sigma = alphaL2DataSetMap[zTarget]->FindValue(energyIncident/MeV);
159 if (sigma !=0 && energyIncident > alphaL2DataSetMap[zTarget]->GetEnergies(0).back()*MeV) return 0.;
160 }
161 else
162 {
163 sigma = 0.;
164 }
165 }
166 }
167 // sigma is in internal units: it has been converted from
168 // the input file in barns bt the EmDataset
169 return sigma;
170 }
171
172 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
173
174 G4double G4ANSTOecpssrLixsModel::CalculateL3CrossSection(G4int zTarget,G4double massIncident, G4double energyIncident)
175 {
176 G4Proton* aProton = G4Proton::Proton();
177 G4Alpha* aAlpha = G4Alpha::Alpha();
178 G4double sigma = 0;
179
180 if (massIncident == aProton->GetPDGMass())
181 {
182 if (energyIncident > 0.2*MeV && energyIncident < 5.*MeV && zTarget < 93 && zTarget > 25) {
183
184 sigma = protonL3DataSetMap[zTarget]->FindValue(energyIncident/MeV);
185 if (sigma !=0 && energyIncident > protonL3DataSetMap[zTarget]->GetEnergies(0).back()*MeV) return 0.;
186 }
187 }
188
189 else if (massIncident == aAlpha->GetPDGMass())
190 {
191 if (energyIncident > 0.2*MeV && energyIncident < 40.*MeV && zTarget < 93 && zTarget > 25) {
192
193 sigma = alphaL3DataSetMap[zTarget]->FindValue(energyIncident/MeV);
194 if (sigma !=0 && energyIncident > alphaL3DataSetMap[zTarget]->GetEnergies(0).back()*MeV) return 0.;
195 }
196 }
197
198 else
199 {
200 sigma = 0.;
201 }
202
203
204 // sigma is in internal units: it has been converted from
205 // the input file in barns bt the EmDataset
206 return sigma;
207 }
208