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25 //
26 //
27 //
28 //---------------------------------------------------------------------------
29 //
30 // ClassName: HadronPhysicsNuBeam
31 //
32 // Author: Julia Yarba, FNAL/CD (2013)
33 // created from (molded after) HadronPhysicsFTFP_BERT
34 //
35 // Modified:
36 //
37 //----------------------------------------------------------------------------
38 //
39 #include <iomanip>
40
41 #include "G4HadronPhysicsNuBeam.hh"
42 #include "G4QGSPLundStrFragmProtonBuilder.hh"
43 #include "G4ProtonBuilder.hh"
44 #include "G4FTFPProtonBuilder.hh"
45 #include "G4BertiniProtonBuilder.hh"
46 #include "globals.hh"
47 #include "G4ios.hh"
48 #include "G4SystemOfUnits.hh"
49
50 #include "G4PhysListUtil.hh"
51 #include "G4HadronicParameters.hh"
52
53 // factory
54 #include "G4PhysicsConstructorFactory.hh"
55 //
56 G4_DECLARE_PHYSCONSTR_FACTORY(G4HadronPhysicsNuBeam);
57
58 G4HadronPhysicsNuBeam::G4HadronPhysicsNuBeam(G4int verb) :
59 G4HadronPhysicsNuBeam("hInelasticNuBeam",false)
60 {
61 G4HadronicParameters::Instance()->SetVerboseLevel(verb);
62 }
63
64 G4HadronPhysicsNuBeam::G4HadronPhysicsNuBeam(const G4String& name, G4bool quasiElastic)
65 : G4HadronPhysicsFTFP_BERT(name,quasiElastic)
66 {
67 // specific transition energies should be defined here
68
69 //minFTFP_neutron = 4.0*GeV;
70 //maxBERT_neutron = 5.0*GeV;
71 minFTFP_proton = 3.0*GeV;
72 maxFTFP_proton = 101.0*GeV;
73 //maxBERT_proton = 3.5*GeV;
74 //minFTFP_pion = minFTFP_kaon = 3.0*GeV;
75 //maxBERT_pion = maxBERT_kaon = 3.5*GeV;
76 }
77
78 void G4HadronPhysicsNuBeam::Proton()
79 {
80 G4HadronicParameters* param = G4HadronicParameters::Instance();
81 G4bool useFactorXS = param->ApplyFactorXS();
82
83 auto pro = new G4ProtonBuilder;
84 AddBuilder(pro);
85 // this is the new "custom" proton builder, tentatively for NuBeam
86 //
87 // no need to set the min energy because it's set in the ProBuilder
88 // ... and theMax will be set via Build()
89 //
90 // also explicitly set quasi-elastic key ON for QGS
91 // (it should be OFF for FTF, controlled by QuasiElastic)
92 //
93 auto qgsppro = new G4QGSPLundStrFragmProtonBuilder( true );
94 AddBuilder(qgsppro);
95 pro->RegisterMe(qgsppro);
96 //
97 // standard FTFP builder, but energy range is adjusted
98 //
99 auto ftfppro = new G4FTFPProtonBuilder(QuasiElastic);
100 AddBuilder(ftfppro);
101 pro->RegisterMe(ftfppro);
102 ftfppro->SetMinEnergy(minFTFP_proton);
103 ftfppro->SetMaxEnergy(maxFTFP_proton);
104 //
105 // standard Bertini builder
106 //
107 auto bertpro = new G4BertiniProtonBuilder;
108 AddBuilder(bertpro);
109 pro->RegisterMe(bertpro);
110 bertpro->SetMaxEnergy(maxBERT_proton);
111 pro->Build();
112
113 const G4ParticleDefinition* proton = G4Proton::Proton();
114 G4HadronicProcess* inel = G4PhysListUtil::FindInelasticProcess(proton);
115 if(nullptr != inel) {
116 if( useFactorXS ) inel->MultiplyCrossSectionBy( param->XSFactorNucleonInelastic() );
117 }
118 }
119
120 void G4HadronPhysicsNuBeam::ConstructProcess()
121 {
122 if(G4Threading::IsMasterThread() &&
123 G4HadronicParameters::Instance()->GetVerboseLevel() > 0) {
124 DumpBanner();
125 }
126 CreateModels();
127 }
128