1 | // |
---|
2 | // ******************************************************************** |
---|
3 | // * License and Disclaimer * |
---|
4 | // * * |
---|
5 | // * The Geant4 software is copyright of the Copyright Holders of * |
---|
6 | // * the Geant4 Collaboration. It is provided under the terms and * |
---|
7 | // * conditions of the Geant4 Software License, included in the file * |
---|
8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
---|
9 | // * include a list of copyright holders. * |
---|
10 | // * * |
---|
11 | // * Neither the authors of this software system, nor their employing * |
---|
12 | // * institutes,nor the agencies providing financial support for this * |
---|
13 | // * work make any representation or warranty, express or implied, * |
---|
14 | // * regarding this software system or assume any liability for its * |
---|
15 | // * use. Please see the license in the file LICENSE and URL above * |
---|
16 | // * for the full disclaimer and the limitation of liability. * |
---|
17 | // * * |
---|
18 | // * This code implementation is the result of the scientific and * |
---|
19 | // * technical work of the GEANT4 collaboration. * |
---|
20 | // * By using, copying, modifying or distributing the software (or * |
---|
21 | // * any work based on the software) you agree to acknowledge its * |
---|
22 | // * use in resulting scientific publications, and indicate your * |
---|
23 | // * acceptance of all terms of the Geant4 Software license. * |
---|
24 | // ******************************************************************** |
---|
25 | // |
---|
26 | // ************************************** |
---|
27 | // * * |
---|
28 | // * RemSimHadronicBinary.cc * |
---|
29 | // * * |
---|
30 | // ************************************** |
---|
31 | // |
---|
32 | // $Id: RemSimHadronicBinary.cc,v 1.8 2009/11/12 05:12:18 cirrone Exp $ |
---|
33 | // GEANT4 tag $Name: geant4-09-04-beta-01 $ |
---|
34 | // |
---|
35 | // Author : Susanna Guatelli, guatelli@ge.infn.it |
---|
36 | |
---|
37 | // Code review: MGP, 7 November 2006 (to be completed) |
---|
38 | // |
---|
39 | #include "RemSimHadronicBinary.hh" |
---|
40 | #include "G4BinaryLightIonReaction.hh" |
---|
41 | #include "G4TripathiCrossSection.hh" |
---|
42 | #include "G4IonsShenCrossSection.hh" |
---|
43 | #include "G4ParticleDefinition.hh" |
---|
44 | #include "G4ProcessManager.hh" |
---|
45 | #include "G4LElastic.hh" |
---|
46 | //#include "G4CascadeInterface.hh" |
---|
47 | //#include "G4PreCompoundModel.hh" |
---|
48 | #include "G4LEProtonInelastic.hh" |
---|
49 | #include "G4LENeutronInelastic.hh" |
---|
50 | #include "G4LEPionPlusInelastic.hh" |
---|
51 | #include "G4LEPionMinusInelastic.hh" |
---|
52 | #include "G4LEAlphaInelastic.hh" |
---|
53 | #include "G4LFission.hh" |
---|
54 | #include "G4LCapture.hh" |
---|
55 | #include "G4HadronElasticProcess.hh" |
---|
56 | #include "G4HadronFissionProcess.hh" |
---|
57 | #include "G4HadronCaptureProcess.hh" |
---|
58 | #include "G4ProtonInelasticProcess.hh" |
---|
59 | #include "G4NeutronInelasticProcess.hh" |
---|
60 | #include "G4PionPlusInelasticProcess.hh" |
---|
61 | #include "G4PionMinusInelasticProcess.hh" |
---|
62 | #include "G4AlphaInelasticProcess.hh" |
---|
63 | #include "G4BinaryCascade.hh" |
---|
64 | |
---|
65 | // |
---|
66 | // BINARY PHYSICS LIST |
---|
67 | // |
---|
68 | |
---|
69 | RemSimHadronicBinary::RemSimHadronicBinary(const G4String& name): |
---|
70 | G4VPhysicsConstructor(name) |
---|
71 | {} |
---|
72 | |
---|
73 | RemSimHadronicBinary::~RemSimHadronicBinary() |
---|
74 | {} |
---|
75 | |
---|
76 | void RemSimHadronicBinary::ConstructProcess() |
---|
77 | { |
---|
78 | // Physics for proton, neutron, pion+ and pion- |
---|
79 | |
---|
80 | // Elastic scattering: LElastic model |
---|
81 | G4LElastic* elasticModel = new G4LElastic(); |
---|
82 | G4HadronElasticProcess* elasticScattering = new G4HadronElasticProcess(); |
---|
83 | elasticScattering->RegisterMe(elasticModel); |
---|
84 | |
---|
85 | // Inelastic scattering: Binary model up to 10. GeV |
---|
86 | G4BinaryCascade* binaryModel = new G4BinaryCascade(); |
---|
87 | // Energy limit of the Binary model |
---|
88 | G4double binaryHighEnergyLimit = 10. * GeV; |
---|
89 | binaryModel->SetMaxEnergy(binaryHighEnergyLimit); |
---|
90 | |
---|
91 | // Inelastic scattering: LEP model between 8. * GeV and 25. * GeV |
---|
92 | G4LEProtonInelastic* LEPProtonModel = new G4LEProtonInelastic(); |
---|
93 | G4LENeutronInelastic* LEPNeutronModel = new G4LENeutronInelastic(); |
---|
94 | G4LEPionPlusInelastic* LEPPionPlusModel = new G4LEPionPlusInelastic(); |
---|
95 | G4LEPionMinusInelastic* LEPPionMinusModel = new G4LEPionMinusInelastic(); |
---|
96 | // Set the energy limits |
---|
97 | G4double LEPLowEnergyLimit = 8. * GeV; |
---|
98 | G4double LEPHighEnergyLimit = 25. * GeV; |
---|
99 | LEPProtonModel->SetMinEnergy(LEPLowEnergyLimit); |
---|
100 | LEPProtonModel->SetMaxEnergy(LEPHighEnergyLimit); |
---|
101 | LEPNeutronModel->SetMinEnergy(LEPLowEnergyLimit); |
---|
102 | LEPNeutronModel->SetMaxEnergy(LEPHighEnergyLimit); |
---|
103 | |
---|
104 | // no intranuclear transport activated for pions |
---|
105 | // at this stage; further tests on Binary Cascade for pions needed |
---|
106 | |
---|
107 | G4double LEPPionLowEnergyLimit = 0. * MeV; |
---|
108 | LEPPionPlusModel->SetMinEnergy(LEPPionLowEnergyLimit); |
---|
109 | LEPPionPlusModel->SetMaxEnergy(LEPHighEnergyLimit); |
---|
110 | LEPPionMinusModel->SetMinEnergy(LEPPionLowEnergyLimit); |
---|
111 | LEPPionMinusModel->SetMaxEnergy(LEPHighEnergyLimit); |
---|
112 | |
---|
113 | // Inelastic scattering: QGSP model between 20 GeV and 100 TeV |
---|
114 | QGSPModel = new G4TheoFSGenerator(); |
---|
115 | // Set the energy limits |
---|
116 | G4double QGSPLowEnergyLimit = 20.* GeV; |
---|
117 | G4double QGSPHighEnergyLimit = 100.* GeV; |
---|
118 | QGSPModel->SetMinEnergy(QGSPLowEnergyLimit); |
---|
119 | QGSPModel->SetMaxEnergy(QGSPHighEnergyLimit); |
---|
120 | |
---|
121 | theCascade = new G4GeneratorPrecompoundInterface(); |
---|
122 | thePreEquilib = new G4PreCompoundModel(&theHandler); |
---|
123 | theCascade->SetDeExcitation(thePreEquilib); |
---|
124 | QGSPModel->SetTransport(theCascade); |
---|
125 | |
---|
126 | // Set the fragmentation |
---|
127 | theFragmentation = new G4QGSMFragmentation(); |
---|
128 | theStringDecay = new G4ExcitedStringDecay(theFragmentation); |
---|
129 | theStringModel.SetFragmentationModel(theStringDecay); |
---|
130 | QGSPModel->SetHighEnergyGenerator(&theStringModel); |
---|
131 | |
---|
132 | // --------------------------------------------------------------------------------------------- |
---|
133 | // Proton processes |
---|
134 | G4ParticleDefinition* proton = G4Proton::ProtonDefinition(); |
---|
135 | G4ProcessManager* protonProcessManager = proton->GetProcessManager(); |
---|
136 | |
---|
137 | // Proton inelastic scattering |
---|
138 | G4ProtonInelasticProcess* protonInelasticProcess = new G4ProtonInelasticProcess(); |
---|
139 | // Activate the cross-sections for proton nuclear scattering up to 20 GeV |
---|
140 | //G4ProtonInelasticCrossSection protonCrossSection; |
---|
141 | protonInelasticProcess->AddDataSet(&protonCrossSection); |
---|
142 | // Set the models |
---|
143 | protonInelasticProcess->RegisterMe(binaryModel); |
---|
144 | protonInelasticProcess->RegisterMe(LEPProtonModel); |
---|
145 | |
---|
146 | protonInelasticProcess->RegisterMe(QGSPModel); |
---|
147 | // Activate the inelastic scattering |
---|
148 | protonProcessManager->AddDiscreteProcess(protonInelasticProcess); |
---|
149 | // Activate the elastic scattering |
---|
150 | protonProcessManager->AddDiscreteProcess(elasticScattering); |
---|
151 | |
---|
152 | //------------------------------------------------------ |
---|
153 | // Pion Plus processes |
---|
154 | G4ParticleDefinition* piPlus = G4PionPlus::PionPlusDefinition(); |
---|
155 | G4ProcessManager* pionPlusProcessManager = piPlus->GetProcessManager(); |
---|
156 | |
---|
157 | // Define the inelastic scattering for pion plus |
---|
158 | G4PionPlusInelasticProcess* pionPlusInelasticProcess = new G4PionPlusInelasticProcess(); |
---|
159 | // Set the cross section |
---|
160 | // G4PiNuclearCrossSection pionCrossSection; |
---|
161 | pionPlusInelasticProcess->AddDataSet(&pionCrossSection); |
---|
162 | // Register the models |
---|
163 | pionPlusInelasticProcess->RegisterMe(LEPPionPlusModel); |
---|
164 | pionPlusInelasticProcess->RegisterMe(QGSPModel); |
---|
165 | // Activate the inelastic scattering |
---|
166 | pionPlusProcessManager->AddDiscreteProcess(pionPlusInelasticProcess); |
---|
167 | // Activate the elastic process |
---|
168 | pionPlusProcessManager->AddDiscreteProcess(elasticScattering); |
---|
169 | |
---|
170 | //------------------------------------------------------------ |
---|
171 | // Pion Minus processes |
---|
172 | G4ParticleDefinition* piMinus = G4PionMinus::PionMinusDefinition(); |
---|
173 | G4ProcessManager* pionMinusProcessManager = piMinus->GetProcessManager(); |
---|
174 | |
---|
175 | // Define the inelastic processes for pion minus |
---|
176 | G4PionMinusInelasticProcess* pionMinusInelasticProcess = new G4PionMinusInelasticProcess(); |
---|
177 | // Set the cross section |
---|
178 | pionMinusInelasticProcess->AddDataSet(&pionCrossSection); |
---|
179 | // Register the models |
---|
180 | pionMinusInelasticProcess->RegisterMe(LEPPionMinusModel); |
---|
181 | pionMinusInelasticProcess->RegisterMe(QGSPModel); |
---|
182 | // Activate the inelastic scattering |
---|
183 | pionMinusProcessManager->AddDiscreteProcess(pionMinusInelasticProcess); |
---|
184 | // Activate the elastic scattering |
---|
185 | pionMinusProcessManager->AddDiscreteProcess(elasticScattering); |
---|
186 | |
---|
187 | //----------------------------------------------------- |
---|
188 | // Neutron processes |
---|
189 | G4ParticleDefinition* neutron = G4Neutron::NeutronDefinition(); |
---|
190 | G4ProcessManager* neutronProcessManager = neutron->GetProcessManager(); |
---|
191 | |
---|
192 | // Inelastic process |
---|
193 | G4NeutronInelasticProcess* neutronInelasticProcess = new G4NeutronInelasticProcess(); |
---|
194 | // Set the cross section |
---|
195 | //G4NeutronInelasticCrossSection neutronCrossSection; |
---|
196 | neutronInelasticProcess->AddDataSet(&neutronCrossSection); |
---|
197 | // Set the models |
---|
198 | neutronInelasticProcess->RegisterMe(binaryModel); |
---|
199 | neutronInelasticProcess->RegisterMe(LEPNeutronModel); |
---|
200 | neutronInelasticProcess->RegisterMe(QGSPModel); |
---|
201 | // Activate the neutron inelastic scattering |
---|
202 | neutronProcessManager->AddDiscreteProcess(neutronInelasticProcess); |
---|
203 | // Activate the neutron elastic scattering |
---|
204 | neutronProcessManager->AddDiscreteProcess(elasticScattering); |
---|
205 | |
---|
206 | // Neutron capture process |
---|
207 | G4HadronCaptureProcess* neutronCapture = new G4HadronCaptureProcess(); |
---|
208 | // Final state production model for capture of neutral hadrons in nuclei |
---|
209 | G4LCapture* captureModel = new G4LCapture(); |
---|
210 | // Set the energy range for the capture model |
---|
211 | G4double neutronLowEnergyLimit = 0. * MeV; |
---|
212 | G4double neutronHighEnergyLimit = 100. * TeV; |
---|
213 | captureModel->SetMinEnergy(neutronLowEnergyLimit); |
---|
214 | captureModel->SetMaxEnergy(neutronHighEnergyLimit); |
---|
215 | // Activate the neutron capture model |
---|
216 | neutronCapture->RegisterMe(captureModel); |
---|
217 | // Activate the neutron capture process |
---|
218 | neutronProcessManager->AddDiscreteProcess(neutronCapture); |
---|
219 | |
---|
220 | // Process for induced fission |
---|
221 | G4HadronFissionProcess* fission = new G4HadronFissionProcess(); |
---|
222 | //Final state production model for induced fission |
---|
223 | G4LFission* fissionModel = new G4LFission(); |
---|
224 | // Set the energy range for the fission model |
---|
225 | fissionModel->SetMinEnergy(neutronLowEnergyLimit); |
---|
226 | fissionModel->SetMaxEnergy(neutronHighEnergyLimit); |
---|
227 | // Register the fission model |
---|
228 | fission->RegisterMe(fissionModel); |
---|
229 | // Activate the fission process |
---|
230 | neutronProcessManager->AddDiscreteProcess(fission); |
---|
231 | |
---|
232 | //-------------------------------------------------------- |
---|
233 | // Physics for alpha particles |
---|
234 | |
---|
235 | G4ParticleDefinition* alpha = G4Alpha::AlphaDefinition(); |
---|
236 | G4ProcessManager* alphaProcessManager = alpha->GetProcessManager(); |
---|
237 | |
---|
238 | // Cross section data sets |
---|
239 | |
---|
240 | // TRIPATHI CROSS SECTION |
---|
241 | // Implementation of formulas taken from NASA technical paper 3621 by |
---|
242 | // Tripathi, et al. Cross-sections for ion ion scattering |
---|
243 | G4TripathiCrossSection* tripathi = new G4TripathiCrossSection(); |
---|
244 | |
---|
245 | // IONS SHEN CROSS SECTION |
---|
246 | // Implementation of formulas |
---|
247 | // Shen et al. Nuc. Phys. A 491 130 (1989) |
---|
248 | // Total Reaction Cross Section for Heavy-Ion Collisions |
---|
249 | G4IonsShenCrossSection* shen = new G4IonsShenCrossSection(); |
---|
250 | |
---|
251 | G4LEAlphaInelastic* LEPAlphaModel = new G4LEAlphaInelastic(); |
---|
252 | // Energy limit of the LEP model for alpha particles |
---|
253 | G4double LEPAlphaHighLimit = 100 * MeV; |
---|
254 | LEPAlphaModel->SetMaxEnergy(LEPAlphaHighLimit); |
---|
255 | |
---|
256 | G4BinaryLightIonReaction* binaryIonModel = new G4BinaryLightIonReaction(); |
---|
257 | // Energy limit of the binary ion model |
---|
258 | G4double binaryIonLowLimit = 80. * MeV; |
---|
259 | G4double binaryIonHighLimit = 400. * GeV; |
---|
260 | binaryIonModel->SetMinEnergy(binaryIonLowLimit); |
---|
261 | binaryIonModel->SetMaxEnergy(binaryIonHighLimit); |
---|
262 | |
---|
263 | // Define the alpha inelastic scattering |
---|
264 | G4AlphaInelasticProcess* alphaInelasticProcess = new G4AlphaInelasticProcess(); |
---|
265 | // Activate the Tripathi and Shen Cross Section |
---|
266 | alphaInelasticProcess->AddDataSet(tripathi); |
---|
267 | alphaInelasticProcess->AddDataSet(shen); |
---|
268 | // Set the models |
---|
269 | alphaInelasticProcess->RegisterMe(LEPAlphaModel); |
---|
270 | alphaInelasticProcess->RegisterMe(binaryIonModel); |
---|
271 | // Activate the inelastic scattering |
---|
272 | alphaProcessManager->AddDiscreteProcess(alphaInelasticProcess); |
---|
273 | // Activate the elastic scattering |
---|
274 | alphaProcessManager->AddDiscreteProcess(elasticScattering); |
---|
275 | } |
---|
276 | |
---|
277 | |
---|
278 | |
---|