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25 //
26 //--------------------------------------------
27 // ClassName: G4QGSPAntiBarionBuilder
28 // Author: Alberto Ribon
29 // Date: May 2020
30 //
31 // Modified:
32 //--------------------------------------------
33
34 #include "G4QGSPAntiBarionBuilder.hh"
35 #include "G4SystemOfUnits.hh"
36 #include "G4ParticleDefinition.hh"
37 #include "G4ParticleTable.hh"
38 #include "G4ProcessManager.hh"
39 #include "G4ComponentAntiNuclNuclearXS.hh"
40 #include "G4CrossSectionInelastic.hh"
41 #include "G4CrossSectionDataSetRegistry.hh"
42 #include "G4HadronicParameters.hh"
43 #include "G4TheoFSGenerator.hh"
44 #include "G4GeneratorPrecompoundInterface.hh"
45 #include "G4QGSModel.hh"
46 #include "G4QGSParticipants.hh"
47 #include "G4QGSMFragmentation.hh"
48 #include "G4ExcitedStringDecay.hh"
49 #include "G4FTFModel.hh"
50 #include "G4LundStringFragmentation.hh"
51 #include "G4QuasiElasticChannel.hh"
52
53
54 G4QGSPAntiBarionBuilder::G4QGSPAntiBarionBuild
55 G4CrossSectionDataSetRegistry* xsreg = G4Cro
56 G4VComponentCrossSection* theAntiNucleonXS =
57 if ( ! theAntiNucleonXS ) theAntiNucleonXS =
58 theAntiNucleonData = new G4CrossSectionInela
59 theMin = G4HadronicParameters::Instance()->G
60 theMax = G4HadronicParameters::Instance()->G
61 // The main model, QGSP, applicable only for
62 theQGSmodel = new G4TheoFSGenerator( "QGSP"
63 G4QGSModel< G4QGSParticipants >* theStringMo
64 G4ExcitedStringDecay* theStringDecay = new G
65 theStringModel->SetFragmentationModel( theSt
66 G4GeneratorPrecompoundInterface* theCascade
67 theQGSmodel->SetTransport( theCascade );
68 theQGSmodel->SetHighEnergyGenerator( theStri
69 if ( quasiElastic ) theQGSmodel->SetQuasiEla
70 theQGSmodel->SetTransport(theCascade);
71 theQGSmodel->SetMinEnergy( theMin );
72 theQGSmodel->SetMaxEnergy( theMax );
73 // The auxilary model, FTFP, needed for anti
74 theFTFmodel = new G4TheoFSGenerator( "FTFP"
75 G4FTFModel* theStringModel2 = new G4FTFModel
76 theStringModel2->SetFragmentationModel( new
77 G4GeneratorPrecompoundInterface* theCascade2
78 theFTFmodel->SetHighEnergyGenerator( theStri
79 G4double quasiElasticFTF = false; // Use bu
80 if ( quasiElasticFTF ) theFTFmodel->SetQuasi
81 theFTFmodel->SetTransport( theCascade2 );
82 theFTFmodel->SetMinEnergy( theMin );
83 theFTFmodel->SetMaxEnergy( theMax );
84 }
85
86
87 void G4QGSPAntiBarionBuilder::Build( G4HadronI
88 if ( aP->GetParticleDefinition() && aP->Ge
89 // Light anti-ions: for the time being QGS
90 theFTFmodel->SetMinEnergy( theMin );
91 theFTFmodel->SetMaxEnergy( theMax );
92 aP->RegisterMe( theFTFmodel );
93 } else {
94 // Anti-proton and anti-neutron: use QGSP
95 theQGSmodel->SetMinEnergy( theMin );
96 theQGSmodel->SetMaxEnergy( theMax );
97 aP->RegisterMe( theQGSmodel );
98 }
99 aP->AddDataSet( theAntiNucleonData );
100 }
101