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27 // $Id: G4NuTauNucleusNcModel.hh 90228 2015-05-21 08:49:57Z gcosmo $
28 //
29 // Geant4 Header : G4NuTauNucleusNcModel
30 //
31 // Author : V.Grichine 30.10.22
32 //
33 // Modified:
34 //
35 // Class Description
36 // Default model for tau neutrino-nucleus neutral current scattering;
37 // Class Description - End
38
39 #ifndef G4NuTauNucleusNcModel_h
40 #define G4NuTauNucleusNcModel_h 1
41
42 #include "globals.hh"
43 #include "G4NeutrinoNucleusModel.hh"
44 #include "G4HadProjectile.hh"
45 #include "G4Nucleus.hh"
46 #include "G4NucleiProperties.hh"
47 #include "G4LorentzVector.hh"
48 #include "G4Threading.hh"
49
50 class G4ParticleDefinition;
51 class G4VPreCompoundModel;
52 class G4CascadeInterface;
53 class G4BinaryCascade;
54 class G4TheoFSGenerator;
55 class G4LundStringFragmentation;
56 class G4ExcitedStringDecay;
57 class G4INCLXXInterface;
58 class G4Nucleus;
59
60 class G4NuTauNucleusNcModel : public G4NeutrinoNucleusModel
61 {
62 public:
63
64 G4NuTauNucleusNcModel(const G4String& name = "NuTauNuclNcModel");
65
66 virtual ~G4NuTauNucleusNcModel();
67
68 virtual void InitialiseModel();
69
70 virtual G4bool IsApplicable(const G4HadProjectile & aTrack,
71 G4Nucleus & targetNucleus);
72
73 virtual G4HadFinalState * ApplyYourself(const G4HadProjectile & aTrack,
74 G4Nucleus & targetNucleus);
75
76
77 ////////// KR excitation kinematics ////////////////////
78
79 void SampleLVkr(const G4HadProjectile & aTrack, G4Nucleus & targetNucleus);
80
81 G4double GetMinNuMuEnergy(){ return fMnumu + 0.5*fMnumu*fMnumu/fM1 + 4.*CLHEP::keV; }; // kinematics + accuracy for sqrts
82
83 G4double ThresholdEnergy(G4double mI, G4double mF, G4double mP) // for cluster decay
84 {
85 G4double w = std::sqrt(fW2);
86 return w + 0.5*( (mP+mF)*(mP+mF)-(w+mI)*(w+mI) )/mI;
87 };
88
89 virtual void ModelDescription(std::ostream&) const;
90
91 private:
92
93 G4ParticleDefinition* theNuTau;
94 G4ParticleDefinition* theANuTau;
95
96 G4double fMnumu; // = 0 for <f|-state
97
98 G4bool fData, fMaster; // for one initialisation only
99
100 #ifdef G4MULTITHREADED
101 static G4Mutex numuNucleusModel;
102 #endif
103
104 };
105
106
107
108 #endif
109