| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
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 *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 /// \file electromagnetic/TestEm0/src/RunActio << 26 // $Id: RunAction.cc,v 1.10 2007/12/17 17:22:44 maire Exp $
27 /// \brief Implementation of the RunAction cla << 27 // GEANT4 tag $Name: geant4-09-02-patch-03 $
28 // << 28 //
29 // <<
30 //....oooOO0OOooo........oooOO0OOooo........oo 29 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 31
33 #include "RunAction.hh" 32 #include "RunAction.hh"
34 <<
35 #include "DetectorConstruction.hh" 33 #include "DetectorConstruction.hh"
36 #include "PrimaryGeneratorAction.hh" 34 #include "PrimaryGeneratorAction.hh"
37 35
38 #include "G4Electron.hh" <<
39 #include "G4EmCalculator.hh" <<
40 #include "G4LossTableManager.hh" <<
41 #include "G4PhysicalConstants.hh" <<
42 #include "G4Positron.hh" <<
43 #include "G4ProcessManager.hh" <<
44 #include "G4Run.hh" 36 #include "G4Run.hh"
45 #include "G4SystemOfUnits.hh" << 37 #include "G4ProcessManager.hh"
46 #include "G4UnitsTable.hh" 38 #include "G4UnitsTable.hh"
>> 39 #include "G4EmCalculator.hh"
>> 40 #include "G4Electron.hh"
47 41
48 #include <vector> 42 #include <vector>
49 43
50 //....oooOO0OOooo........oooOO0OOooo........oo 44 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
51 45
52 RunAction::RunAction(DetectorConstruction* det 46 RunAction::RunAction(DetectorConstruction* det, PrimaryGeneratorAction* kin)
53 : fDetector(det), fPrimary(kin) << 47 :detector(det), primary(kin)
54 {} << 48 { }
>> 49
>> 50 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 51
>> 52 RunAction::~RunAction()
>> 53 { }
>> 54
55 //....oooOO0OOooo........oooOO0OOooo........oo 55 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
56 56
57 void RunAction::BeginOfRunAction(const G4Run*) 57 void RunAction::BeginOfRunAction(const G4Run*)
58 { 58 {
59 // set precision for printing << 59 //set precision for printing
60 G4int prec = G4cout.precision(6); 60 G4int prec = G4cout.precision(6);
61 << 61
62 // instanciate EmCalculator << 62 //instanciate EmCalculator
63 G4EmCalculator emCal; 63 G4EmCalculator emCal;
64 // emCal.SetVerbose(2); 64 // emCal.SetVerbose(2);
65 << 65
66 // get particle << 66 // get particle
67 G4ParticleDefinition* particle = fPrimary->G << 67 G4ParticleDefinition* particle = primary->GetParticleGun()
>> 68 ->GetParticleDefinition();
68 G4String partName = particle->GetParticleNam 69 G4String partName = particle->GetParticleName();
69 G4double charge = particle->GetPDGCharge(); << 70 G4double charge = particle->GetPDGCharge();
70 G4double energy = fPrimary->GetParticleGun() << 71 G4double energy = primary->GetParticleGun()->GetParticleEnergy();
71 << 72
72 // get material 73 // get material
73 const G4Material* material = fDetector->GetM << 74 G4Material* material = detector->GetMaterial();
74 G4String matName = material->GetName(); << 75 G4String matName = material->GetName();
75 G4double density = material->GetDensity(); << 76 G4double density = material->GetDensity();
76 G4double radl = material->GetRadlen(); << 77 G4double radl = material->GetRadlen();
77 << 78
78 G4cout << "\n " << partName << " (" << G4Bes << 79 G4cout << "\n " << partName << " ("
79 << material->GetName() << " (density: << 80 << G4BestUnit(energy,"Energy") << ") in "
80 << "; radiation length: " << G4Best << 81 << material->GetName() << " (density: "
>> 82 << G4BestUnit(density,"Volumic Mass") << "; radiation length: "
>> 83 << G4BestUnit(radl, "Length") << ")" << G4endl;
81 84
82 // get cuts << 85 // get cuts
83 GetCuts(); 86 GetCuts();
84 if (charge != 0.) { 87 if (charge != 0.) {
85 G4cout << "\n Range cuts: \t gamma " << s << 88 G4cout << "\n Range cuts : \t gamma "
86 << "\t e- " << std::setw(12) << G4B << 89 << std::setw(8) << G4BestUnit(rangeCut[0],"Length")
87 G4cout << "\n Energy cuts: \t gamma " << s << 90 << "\t e- " << std::setw(8) << G4BestUnit(rangeCut[1],"Length");
88 << "\t e- " << std::setw(12) << G4B << 91 G4cout << "\n Energy cuts : \t gamma "
89 } << 92 << std::setw(8) << G4BestUnit(energyCut[0],"Energy")
90 << 93 << "\t e- " << std::setw(8) << G4BestUnit(energyCut[1],"Energy")
>> 94 << G4endl;
>> 95 }
>> 96
91 // max energy transfert 97 // max energy transfert
92 if (charge != 0.) { 98 if (charge != 0.) {
93 G4double Mass_c2 = particle->GetPDGMass(); << 99 G4double Mass_c2 = particle->GetPDGMass();
94 G4double moverM = electron_mass_c2 / Mass_ << 100 G4double moverM = electron_mass_c2/Mass_c2;
95 G4double gamM1 = energy / Mass_c2, gam = g << 101 G4double gamM1 = energy/Mass_c2, gam = gamM1 + 1., gamP1 = gam + 1.;
96 G4double Tmax = energy; << 102 G4double Tmax =
97 if (particle == G4Electron::Electron()) { << 103 (2*electron_mass_c2*gamM1*gamP1)/(1.+2*gam*moverM+moverM*moverM);
98 Tmax *= 0.5; << 104 G4double range = emCal.GetCSDARange(Tmax,G4Electron::Electron(),material);
99 } << 105
100 else if (particle != G4Positron::Positron( << 106 G4cout << "\n Max_energy _transferable : " << G4BestUnit(Tmax,"Energy")
101 Tmax = (2 * electron_mass_c2 * gamM1 * g << 107 << " (" << G4BestUnit(range,"Length") << ")" << G4endl;
102 } <<
103 G4double range = emCal.GetCSDARange(Tmax, <<
104 <<
105 G4cout << "\n Max_energy _transferable : <<
106 << G4BestUnit(range, "Length") << " <<
107 } 108 }
108 << 109
109 // get processList and extract EM processes 110 // get processList and extract EM processes (but not MultipleScattering)
110 G4ProcessVector* plist = particle->GetProces 111 G4ProcessVector* plist = particle->GetProcessManager()->GetProcessList();
111 G4String procName; 112 G4String procName;
112 G4double cut; 113 G4double cut;
113 std::vector<G4String> emName; 114 std::vector<G4String> emName;
114 std::vector<G4double> enerCut; 115 std::vector<G4double> enerCut;
115 size_t length = plist->size(); 116 size_t length = plist->size();
116 for (size_t j = 0; j < length; j++) { << 117 for (size_t j=0; j<length; j++) {
117 procName = (*plist)[j]->GetProcessName(); << 118 procName = (*plist)[j]->GetProcessName();
118 cut = fEnergyCut[1]; << 119 cut = energyCut[1];
119 if ((procName == "eBrem") || (procName == << 120 if ((procName == "eBrem")||(procName == "muBrems")) cut = energyCut[0];
120 if (((*plist)[j]->GetProcessType() == fEle << 121 if (((*plist)[j]->GetProcessType() == fElectromagnetic) &&
121 emName.push_back(procName); << 122 (procName != "msc")) {
122 enerCut.push_back(cut); << 123 emName.push_back(procName);
123 } << 124 enerCut.push_back(cut);
124 } << 125 }
125 <<
126 // write html documentation, if requested <<
127 char* htmlDocName = std::getenv("G4PhysListN <<
128 char* htmlDocDir = std::getenv("G4PhysListDo <<
129 if (htmlDocName && htmlDocDir) { <<
130 G4LossTableManager::Instance()->DumpHtml() <<
131 } 126 }
132 << 127
133 // print list of processes 128 // print list of processes
134 G4cout << "\n processes : "; 129 G4cout << "\n processes : ";
135 for (size_t j = 0; j < emName.size(); ++j) { << 130 for (size_t j=0; j<emName.size();j++)
136 G4cout << "\t" << std::setw(14) << emName[ << 131 G4cout << "\t" << std::setw(13) << emName[j] << "\t";
137 } << 132 G4cout << "\t" << std::setw(13) <<"total";
138 G4cout << "\t" << std::setw(14) << "total"; << 133
139 << 134 //compute cross section per atom (only for single material)
140 // compute cross section per atom (only for <<
141 if (material->GetNumberOfElements() == 1) { 135 if (material->GetNumberOfElements() == 1) {
142 G4double Z = material->GetZ(); 136 G4double Z = material->GetZ();
143 G4double A = material->GetA(); 137 G4double A = material->GetA();
144 << 138
145 std::vector<G4double> sigma0; 139 std::vector<G4double> sigma0;
146 G4double sig, sigtot = 0.; 140 G4double sig, sigtot = 0.;
147 141
148 for (size_t j = 0; j < emName.size(); j++) << 142 for (size_t j=0; j<emName.size();j++) {
149 sig = emCal.ComputeCrossSectionPerAtom(e << 143 sig = emCal.ComputeCrossSectionPerAtom
150 sigtot += sig; << 144 (energy,particle,emName[j],Z,A,enerCut[j]);
151 sigma0.push_back(sig); << 145 sigtot += sig;
>> 146 sigma0.push_back(sig);
152 } 147 }
153 sigma0.push_back(sigtot); 148 sigma0.push_back(sigtot);
154 149
155 G4cout << "\n \n cross section per atom 150 G4cout << "\n \n cross section per atom : ";
156 for (size_t j = 0; j < sigma0.size(); ++j) << 151 for (size_t j=0; j<sigma0.size();j++) {
157 G4cout << "\t" << std::setw(9) << G4Best << 152 G4cout << "\t" << std::setw(13) << G4BestUnit(sigma0[j], "Surface");
158 } 153 }
159 G4cout << G4endl; 154 G4cout << G4endl;
160 } 155 }
161 << 156
162 // get cross section per volume << 157 //get cross section per volume
163 std::vector<G4double> sigma0; <<
164 std::vector<G4double> sigma1; 158 std::vector<G4double> sigma1;
165 std::vector<G4double> sigma2; << 159 std::vector<G4double> sigma2;
166 G4double Sig, SigtotComp = 0., Sigtot = 0.; << 160 G4double Sig, Sigtot = 0.;
167 161
168 for (size_t j = 0; j < emName.size(); ++j) { << 162 for (size_t j=0; j<emName.size();j++) {
169 Sig = emCal.ComputeCrossSectionPerVolume(e << 163 Sig = emCal.GetCrossSectionPerVolume(energy,particle,emName[j],material);
170 SigtotComp += Sig; << 164 if (Sig == 0.) Sig = emCal.ComputeCrossSectionPerVolume
171 sigma0.push_back(Sig); << 165 (energy,particle,emName[j],material,enerCut[j]);
172 Sig = emCal.GetCrossSectionPerVolume(energ << 166 Sigtot += Sig;
173 Sigtot += Sig; <<
174 sigma1.push_back(Sig); 167 sigma1.push_back(Sig);
175 sigma2.push_back(Sig / density); << 168 sigma2.push_back(Sig/density);
176 } 169 }
177 sigma0.push_back(SigtotComp); <<
178 sigma1.push_back(Sigtot); 170 sigma1.push_back(Sigtot);
179 sigma2.push_back(Sigtot / density); << 171 sigma2.push_back(Sigtot/density);
180 << 172
181 // print cross sections << 173 //print cross sections
182 G4cout << "\n compCrossSectionPerVolume: "; << 174 G4cout << "\n \n cross section per volume : ";
183 for (size_t j = 0; j < sigma0.size(); ++j) { << 175 for (size_t j=0; j<sigma1.size();j++) {
184 G4cout << "\t" << std::setw(9) << sigma0[j << 176 G4cout << "\t" << std::setw(13) << sigma1[j]*cm << " cm^-1";
185 } <<
186 G4cout << "\n cross section per volume : "; <<
187 for (size_t j = 0; j < sigma1.size(); ++j) { <<
188 G4cout << "\t" << std::setw(9) << sigma1[j <<
189 } 177 }
190 << 178
191 G4cout << "\n cross section per mass : "; 179 G4cout << "\n cross section per mass : ";
192 for (size_t j = 0; j < sigma2.size(); ++j) { << 180 for (size_t j=0; j<sigma2.size();j++) {
193 G4cout << "\t" << std::setw(9) << G4BestUn << 181 G4cout << "\t" << std::setw(13) << G4BestUnit(sigma2[j], "Surface/Mass");
194 } 182 }
195 << 183
196 // print mean free path << 184 //print mean free path
197 << 185
198 G4double lambda; 186 G4double lambda;
199 << 187
200 G4cout << "\n \n mean free path : 188 G4cout << "\n \n mean free path : ";
201 for (size_t j = 0; j < sigma1.size(); ++j) { << 189 for (size_t j=0; j<sigma1.size();j++) {
202 lambda = DBL_MAX; << 190 lambda = DBL_MAX;
203 if (sigma1[j] > 0.) lambda = 1 / sigma1[j] << 191 if (sigma1[j] > 0.) lambda = 1/sigma1[j];
204 G4cout << "\t" << std::setw(9) << G4BestUn << 192 G4cout << "\t" << std::setw(13) << G4BestUnit( lambda, "Length");
205 } << 193 }
206 << 194
207 // mean free path (g/cm2) << 195 //mean free path (g/cm2)
208 G4cout << "\n (g/cm2) : "; << 196 G4cout << "\n (g/cm2) : ";
209 for (size_t j = 0; j < sigma2.size(); ++j) { << 197 for (size_t j=0; j<sigma2.size();j++) {
210 lambda = DBL_MAX; << 198 lambda = DBL_MAX;
211 if (sigma2[j] > 0.) lambda = 1 / sigma2[j] << 199 if (sigma2[j] > 0.) lambda = 1/sigma2[j];
212 G4cout << "\t" << std::setw(9) << G4BestUn << 200 G4cout << "\t" << std::setw(13) << G4BestUnit( lambda, "Mass/Surface");
213 } 201 }
214 G4cout << G4endl; 202 G4cout << G4endl;
215 << 203
216 if (charge == 0.) { 204 if (charge == 0.) {
217 G4cout.precision(prec); 205 G4cout.precision(prec);
218 G4cout << "\n----------------------------- << 206 G4cout << "\n-------------------------------------------------------------\n"
>> 207 << G4endl;
219 return; 208 return;
220 } 209 }
221 << 210
222 // get stopping power << 211 //get stopping power
223 std::vector<G4double> dedx1; 212 std::vector<G4double> dedx1;
224 std::vector<G4double> dedx2; << 213 std::vector<G4double> dedx2;
225 G4double dedx, dedxtot = 0.; 214 G4double dedx, dedxtot = 0.;
226 size_t nproc = emName.size(); <<
227 215
228 for (size_t j = 0; j < nproc; ++j) { << 216 for (size_t j=0; j<emName.size();j++) {
229 dedx = emCal.ComputeDEDX(energy, particle, << 217 dedx = emCal.ComputeDEDX(energy,particle,emName[j],material,enerCut[j]);
230 dedxtot += dedx; <<
231 dedx1.push_back(dedx); 218 dedx1.push_back(dedx);
232 dedx2.push_back(dedx / density); << 219 dedx2.push_back(dedx/density);
233 } 220 }
>> 221 dedxtot = emCal.GetDEDX(energy,particle,material);
234 dedx1.push_back(dedxtot); 222 dedx1.push_back(dedxtot);
235 dedx2.push_back(dedxtot / density); << 223 dedx2.push_back(dedxtot/density);
236 << 224
237 // print stopping power << 225 //print stopping power
238 G4cout << "\n \n restricted dE/dx : 226 G4cout << "\n \n restricted dE/dx : ";
239 for (size_t j = 0; j <= nproc; ++j) { << 227 for (size_t j=0; j<sigma1.size();j++) {
240 G4cout << "\t" << std::setw(9) << G4BestUn << 228 G4cout << "\t" << std::setw(13) << G4BestUnit(dedx1[j],"Energy/Length");
241 } 229 }
242 << 230
243 G4cout << "\n (MeV/g/cm2) : "; 231 G4cout << "\n (MeV/g/cm2) : ";
244 for (size_t j = 0; j <= nproc; ++j) { << 232 for (size_t j=0; j<sigma2.size();j++) {
245 G4cout << "\t" << std::setw(9) << G4BestUn << 233 G4cout << "\t" << std::setw(13) << G4BestUnit(dedx2[j],"Energy*Surface/Mass");
246 } <<
247 dedxtot = 0.; <<
248 <<
249 for (size_t j = 0; j < nproc; ++j) { <<
250 dedx = emCal.ComputeDEDX(energy, particle, <<
251 dedxtot += dedx; <<
252 dedx1[j] = dedx; <<
253 dedx2[j] = dedx / density; <<
254 } <<
255 dedx1[nproc] = dedxtot; <<
256 dedx2[nproc] = dedxtot / density; <<
257 <<
258 // print stopping power <<
259 G4cout << "\n \n unrestricted dE/dx : <<
260 for (size_t j = 0; j <= nproc; ++j) { <<
261 G4cout << "\t" << std::setw(9) << G4BestUn <<
262 } 234 }
263 << 235
264 G4cout << "\n (MeV/g/cm2) : "; << 236 //get range from restricted dedx
265 for (size_t j = 0; j <= nproc; ++j) { << 237 G4double range1 = emCal.GetRangeFromRestricteDEDX(energy,particle,material);
266 G4cout << "\t" << std::setw(9) << G4BestUn << 238 G4double range2 = range1*density;
267 } << 239
268 << 240 //get range from full dedx
269 // get range from restricted dedx << 241 G4double Range1 = emCal.GetCSDARange(energy,particle,material);
270 G4double range1 = emCal.GetRangeFromRestrict << 242 G4double Range2 = Range1*density;
271 G4double range2 = range1 * density; << 243
272 << 244 //print range
273 // print range << 245 G4cout << "\n \n range from restrict dE/dx: "
274 G4cout << "\n \n range from restrict dE/dx: << 246 << "\t" << std::setw(8) << G4BestUnit(range1,"Length")
275 << "\t" << std::setw(9) << G4BestUnit << 247 << " (" << std::setw(8) << G4BestUnit(range2,"Mass/Surface") << ")";
276 << G4BestUnit(range2, "Mass/Surface") << 248
277 << 249 G4cout << "\n range from full dE/dx : "
278 // get range from full dedx << 250 << "\t" << std::setw(8) << G4BestUnit(Range1,"Length")
279 G4double EmaxTable = G4EmParameters::Instanc << 251 << " (" << std::setw(8) << G4BestUnit(Range2,"Mass/Surface") << ")";
280 if (energy < EmaxTable) { << 252
281 G4double Range1 = emCal.GetCSDARange(energ << 253 //get transport mean free path (for multiple scattering)
282 G4double Range2 = Range1 * density; << 254 G4double MSmfp1 = emCal.GetMeanFreePath(energy,particle,"msc",material);
283 << 255 G4double MSmfp2 = MSmfp1*density;
284 G4cout << "\n range from full dE/dx : << 256
285 << "\t" << std::setw(9) << G4BestUn << 257 //print transport mean free path
286 << G4BestUnit(Range2, "Mass/Surface << 258 G4cout << "\n \n transport mean free path : "
287 } << 259 << "\t" << std::setw(8) << G4BestUnit(MSmfp1,"Length")
288 << 260 << " (" << std::setw(8) << G4BestUnit(MSmfp2,"Mass/Surface") << ")";
289 // get transport mean free path (for multipl <<
290 G4double MSmfp1 = emCal.GetMeanFreePath(ener <<
291 G4double MSmfp2 = MSmfp1 * density; <<
292 <<
293 // print transport mean free path <<
294 G4cout << "\n \n transport mean free path : <<
295 << "\t" << std::setw(9) << G4BestUnit <<
296 << G4BestUnit(MSmfp2, "Mass/Surface") <<
297 261
298 if (particle == G4Electron::Electron()) Crit 262 if (particle == G4Electron::Electron()) CriticalEnergy();
299 << 263
300 G4cout << "\n------------------------------- 264 G4cout << "\n-------------------------------------------------------------\n";
301 G4cout << G4endl; 265 G4cout << G4endl;
302 << 266
303 // reset default precision << 267 // reset default precision
304 G4cout.precision(prec); << 268 G4cout.precision(prec);
305 } 269 }
306 270
307 //....oooOO0OOooo........oooOO0OOooo........oo 271 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
308 272
309 void RunAction::EndOfRunAction(const G4Run*) { << 273 void RunAction::EndOfRunAction(const G4Run* )
>> 274 { }
310 275
311 //....oooOO0OOooo........oooOO0OOooo........oo 276 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
312 277
313 #include "G4ProductionCutsTable.hh" 278 #include "G4ProductionCutsTable.hh"
314 279
315 //....oooOO0OOooo........oooOO0OOooo........oo 280 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
316 281
317 void RunAction::GetCuts() 282 void RunAction::GetCuts()
318 { << 283 {
319 G4ProductionCutsTable* theCoupleTable = G4Pr << 284 G4ProductionCutsTable* theCoupleTable =
320 << 285 G4ProductionCutsTable::GetProductionCutsTable();
>> 286
321 size_t numOfCouples = theCoupleTable->GetTab 287 size_t numOfCouples = theCoupleTable->GetTableSize();
322 const G4MaterialCutsCouple* couple = 0; 288 const G4MaterialCutsCouple* couple = 0;
323 G4int index = 0; 289 G4int index = 0;
324 for (size_t i = 0; i < numOfCouples; i++) { << 290 for (size_t i=0; i<numOfCouples; i++) {
325 couple = theCoupleTable->GetMaterialCutsCo << 291 couple = theCoupleTable->GetMaterialCutsCouple(i);
326 if (couple->GetMaterial() == fDetector->Ge << 292 if (couple->GetMaterial() == detector->GetMaterial()) {index = i; break;}
327 index = i; << 293 }
328 break; << 294
329 } << 295 rangeCut[0] =
330 } << 296 (*(theCoupleTable->GetRangeCutsVector(idxG4GammaCut)))[index];
>> 297 rangeCut[1] =
>> 298 (*(theCoupleTable->GetRangeCutsVector(idxG4ElectronCut)))[index];
>> 299 rangeCut[2] =
>> 300 (*(theCoupleTable->GetRangeCutsVector(idxG4PositronCut)))[index];
>> 301
>> 302 energyCut[0] =
>> 303 (*(theCoupleTable->GetEnergyCutsVector(idxG4GammaCut)))[index];
>> 304 energyCut[1] =
>> 305 (*(theCoupleTable->GetEnergyCutsVector(idxG4ElectronCut)))[index];
>> 306 energyCut[2] =
>> 307 (*(theCoupleTable->GetEnergyCutsVector(idxG4PositronCut)))[index];
331 308
332 fRangeCut[0] = (*(theCoupleTable->GetRangeCu <<
333 fRangeCut[1] = (*(theCoupleTable->GetRangeCu <<
334 fRangeCut[2] = (*(theCoupleTable->GetRangeCu <<
335 <<
336 fEnergyCut[0] = (*(theCoupleTable->GetEnergy <<
337 fEnergyCut[1] = (*(theCoupleTable->GetEnergy <<
338 fEnergyCut[2] = (*(theCoupleTable->GetEnergy <<
339 } 309 }
340 310
341 //....oooOO0OOooo........oooOO0OOooo........oo 311 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
342 312
343 void RunAction::CriticalEnergy() 313 void RunAction::CriticalEnergy()
344 { 314 {
345 // compute e- critical energy (Rossi definit 315 // compute e- critical energy (Rossi definition) and Moliere radius.
346 // Review of Particle Physics - Eur. Phys. J 316 // Review of Particle Physics - Eur. Phys. J. C3 (1998) page 147
347 // 317 //
348 G4EmCalculator emCal; 318 G4EmCalculator emCal;
349 << 319
350 const G4Material* material = fDetector->GetM << 320 const G4Material* material = detector->GetMaterial();
351 const G4double radl = material->GetRadlen(); 321 const G4double radl = material->GetRadlen();
352 G4double ekin = 5 * MeV; << 322 G4double ekin = 5*MeV;
353 G4double deioni; 323 G4double deioni;
354 G4double err = 1., errmax = 0.001; << 324 G4double err = 1., errmax = 0.001;
355 G4int iter = 0, itermax = 10; << 325 G4int iter = 0 , itermax = 10;
356 while (err > errmax && iter < itermax) { 326 while (err > errmax && iter < itermax) {
357 iter++; << 327 iter++;
358 deioni = radl * emCal.ComputeDEDX(ekin, G4 << 328 deioni = radl*
359 err = std::abs(deioni - ekin) / ekin; << 329 emCal.ComputeDEDX(ekin,G4Electron::Electron(),"eIoni",material);
>> 330 err = std::abs(deioni - ekin)/ekin;
360 ekin = deioni; 331 ekin = deioni;
361 } 332 }
362 G4cout << "\n \n critical energy (Rossi) : << 333 G4cout << "\n \n critical energy (Rossi) : "
363 << "\t" << std::setw(8) << G4BestUnit << 334 << "\t" << std::setw(8) << G4BestUnit(ekin,"Energy");
364 << 335
365 // Pdg formula (only for single material) << 336 //Pdg formula (only for single material)
366 G4double pdga[2] = {610 * MeV, 710 * MeV}; << 337 G4double pdga[2] = { 610*MeV, 710*MeV };
367 G4double pdgb[2] = {1.24, 0.92}; << 338 G4double pdgb[2] = { 1.24, 0.92 };
368 G4double EcPdg = 0.; 339 G4double EcPdg = 0.;
369 << 340
370 if (material->GetNumberOfElements() == 1) { 341 if (material->GetNumberOfElements() == 1) {
371 G4int istat = 0; 342 G4int istat = 0;
372 if (material->GetState() == kStateGas) ist << 343 if (material->GetState() == kStateGas) istat = 1;
373 G4double Zeff = material->GetZ() + pdgb[is 344 G4double Zeff = material->GetZ() + pdgb[istat];
374 EcPdg = pdga[istat] / Zeff; << 345 EcPdg = pdga[istat]/Zeff;
375 G4cout << "\t\t\t (from Pdg formula : " << << 346 G4cout << "\t\t\t (from Pdg formula : "
376 } << 347 << std::setw(8) << G4BestUnit(EcPdg,"Energy") << ")";
377 << 348 }
378 const G4double Es = 21.2052 * MeV; << 349
379 G4double rMolier1 = Es / ekin, rMolier2 = rM << 350 const G4double Es = 21.2052*MeV;
380 G4cout << "\n Moliere radius : " << 351 G4double rMolier1 = Es/ekin, rMolier2 = rMolier1*radl;
381 << "\t" << std::setw(8) << rMolier1 < << 352 G4cout << "\n Moliere radius : "
382 << "= " << std::setw(8) << G4BestUnit << 353 << "\t" << std::setw(8) << rMolier1 << " X0 "
383 << 354 << "= " << std::setw(8) << G4BestUnit(rMolier2,"Length");
384 if (material->GetNumberOfElements() == 1) { << 355
385 G4double rMPdg = radl * Es / EcPdg; << 356 if (material->GetNumberOfElements() == 1) {
386 G4cout << "\t (from Pdg formula : " << std << 357 G4double rMPdg = radl*Es/EcPdg;
387 } << 358 G4cout << "\t (from Pdg formula : "
>> 359 << std::setw(8) << G4BestUnit(rMPdg,"Length") << ")";
>> 360 }
388 } 361 }
389 362
390 //....oooOO0OOooo........oooOO0OOooo........oo 363 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
391 364