G4ANuTauNucleusCcModel.hh

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// $Id: G4ANuTauNucleusCcModel.hh 90228 2015-05-21 08:49:57Z gcosmo $
//
// Geant4 Header : G4ANuTauNucleusCcModel
//
// Author : V.Grichine 30.10.22
//  
// Modified:
//
// Class Description
// Default model for tau neutrino-nucleus charge current scattering; 
// Class Description - End
 
#ifndef G4ANuTauNucleusCcModel_h
#define G4ANuTauNucleusCcModel_h 1
 
#include "globals.hh"
#include "G4NeutrinoNucleusModel.hh"
#include "G4HadProjectile.hh"
#include "G4Nucleus.hh"
#include "G4NucleiProperties.hh"
#include "G4LorentzVector.hh"
#include "G4Threading.hh"
 
class G4ParticleDefinition;
class G4PreCompoundModel;
class G4Nucleus;
class G4Fragment;
 
class G4ANuTauNucleusCcModel : public G4NeutrinoNucleusModel      // G4HadronicInteraction
{
public:
 
  G4ANuTauNucleusCcModel(const G4String& name = "ANuTauNuclCcModel");
 
  virtual ~G4ANuTauNucleusCcModel();
 
  virtual void InitialiseModel();
 
  virtual G4bool IsApplicable(const G4HadProjectile & aTrack, 
                  G4Nucleus & targetNucleus);
 
  virtual G4HadFinalState * ApplyYourself(const G4HadProjectile & aTrack, 
                      G4Nucleus & targetNucleus);
 
 
  ////////// KR excitation kinematics ////////////////////
 
  void SampleLVkr(const G4HadProjectile & aTrack, G4Nucleus & targetNucleus);
 
  G4double GetMinNuMuEnergy(){ return fMtau + 0.5*fMtau*fMtau/fM1 + 4.*CLHEP::MeV; }; // kinematics + accuracy for sqrts
  
  G4double ThresholdEnergy(G4double mI, G4double mF, G4double mP) // for cluster decay
  { 
    G4double w = std::sqrt(fW2);
    return w + 0.5*( (mP+mF)*(mP+mF)-(w+mI)*(w+mI) )/mI;
  };
 
  virtual void ModelDescription(std::ostream&) const;
 
private:
 
  G4bool fData, fMaster; // for one initialisation only
  G4double fMtau;
  G4ParticleDefinition* theTauMinus;
  G4ParticleDefinition* theTauPlus;
  
 
#ifdef G4MULTITHREADED
  static G4Mutex numuNucleusModel;
#endif
  
};
 
 
 
#endif