G4GeneratorPrecompoundInterface.cc

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// $Id: G4GeneratorPrecompoundInterface.cc 92692 2015-09-14 07:06:19Z gcosmo $
//
// -----------------------------------------------------------------------------
//      GEANT 4 class file
//
//      History: first implementation
//      HPW, 10DEC 98, the decay part originally written by Gunter Folger
//                in his FTF-test-program.
//
//      M.Kelsey, 28 Jul 2011 -- Replace loop to decay input secondaries
//              with new utility class, simplify cleanup loops
// -----------------------------------------------------------------------------

#include <algorithm>
#include <vector>

#include "G4GeneratorPrecompoundInterface.hh"
#include "G4PhysicalConstants.hh"
#include "G4SystemOfUnits.hh"
#include "G4DynamicParticleVector.hh"
#include "G4KineticTrackVector.hh"
#include "G4Proton.hh"
#include "G4Neutron.hh"

#include "G4Deuteron.hh"
#include "G4Triton.hh"
#include "G4He3.hh"
#include "G4Alpha.hh"

#include "G4V3DNucleus.hh"
#include "G4Nucleon.hh"

#include "G4AntiProton.hh"
#include "G4AntiNeutron.hh"
#include "G4AntiDeuteron.hh"
#include "G4AntiTriton.hh"
#include "G4AntiHe3.hh"
#include "G4AntiAlpha.hh"

#include "G4FragmentVector.hh"
#include "G4ReactionProduct.hh"
#include "G4ReactionProductVector.hh"
#include "G4PreCompoundModel.hh"
#include "G4ExcitationHandler.hh"
#include "G4DecayKineticTracks.hh"
#include "G4HadronicInteractionRegistry.hh"

//---------------------------------------------------------------------
#include "Randomize.hh"
#include "G4Log.hh"

//#define debugPrecoInt

G4GeneratorPrecompoundInterface::G4GeneratorPrecompoundInterface(G4VPreCompoundModel* preModel)
: CaptureThreshold(70*MeV)   // Uzhi 1.05.2015 10 ->70
{
   proton = G4Proton::Proton();
   neutron = G4Neutron::Neutron();

   deuteron=G4Deuteron::Deuteron();
   triton  =G4Triton::Triton();
   He3     =G4He3::He3();
   He4     =G4Alpha::Alpha();

   ANTIproton=G4AntiProton::AntiProton();
   ANTIneutron=G4AntiNeutron::AntiNeutron();

   ANTIdeuteron=G4AntiDeuteron::AntiDeuteron();
   ANTItriton  =G4AntiTriton::AntiTriton();
   ANTIHe3     =G4AntiHe3::AntiHe3();
   ANTIHe4     =G4AntiAlpha::AntiAlpha();

   if(preModel) { SetDeExcitation(preModel); }
   else  {
      G4HadronicInteraction* hadi =
            G4HadronicInteractionRegistry::Instance()->FindModel("PRECO");
      G4VPreCompoundModel* pre = static_cast<G4VPreCompoundModel*>(hadi);
      if(!pre) { pre = new G4PreCompoundModel(); }
      SetDeExcitation(pre);
   }
}

G4GeneratorPrecompoundInterface::~G4GeneratorPrecompoundInterface()
{
}

G4ReactionProductVector* G4GeneratorPrecompoundInterface::
Propagate(G4KineticTrackVector* theSecondaries, G4V3DNucleus* theNucleus)
{
   #ifdef debugPrecoInt
      G4cout<<G4endl<<"G4GeneratorPrecompoundInterface::Propagate"<<G4endl;
      G4cout<<"Target A and Z "<<theNucleus->GetMassNumber()<<" "<<theNucleus->GetCharge()<<G4endl;
      G4cout<<"Directly produced particles number "<<theSecondaries->size()<<G4endl;
   #endif

   G4ReactionProductVector * theTotalResult = new G4ReactionProductVector;

   // decay the strong resonances
   G4DecayKineticTracks decay(theSecondaries);
   #ifdef debugPrecoInt
      G4cout<<"Final stable particles number "<<theSecondaries->size()<<G4endl;
   #endif

   // prepare the fragment
   G4int anA=theNucleus->GetMassNumber();
   G4int aZ=theNucleus->GetCharge();
// G4double TargetNucleusMass =  G4NucleiProperties::GetNuclearMass(anA, aZ);

   G4int numberOfEx = 0;
   G4int numberOfCh = 0;
   G4int numberOfHoles = 0;

   G4double R = theNucleus->GetNuclearRadius();

   G4LorentzVector captured4Momentum(0.,0.,0.,0.);
   G4LorentzVector Residual4Momentum(0.,0.,0.,0.);  // TargetNucleusMass is not need at the moment 
   G4LorentzVector Secondary4Momentum(0.,0.,0.,0.);

   // loop over secondaries
   G4KineticTrackVector::iterator iter;
   for(iter=theSecondaries->begin(); iter !=theSecondaries->end(); ++iter)
   {
      const G4ParticleDefinition* part = (*iter)->GetDefinition();
      G4double e = (*iter)->Get4Momentum().e();
      G4double mass = (*iter)->Get4Momentum().mag();
      G4ThreeVector mom = (*iter)->Get4Momentum().vect();
      if((part != proton && part != neutron) ||
// Uzhi 2.05.2015            (e > mass + CaptureThreshold) ||
            ((*iter)->GetPosition().mag() > R)) {
         G4ReactionProduct * theNew = new G4ReactionProduct(part);
         theNew->SetMomentum(mom);
         theNew->SetTotalEnergy(e);
         theTotalResult->push_back(theNew);
         Secondary4Momentum += (*iter)->Get4Momentum();                 // Uzhi 29 April
         #ifdef debugPrecoInt
            G4cout<<"Secondary 4Mom "<<part->GetParticleName()<<" "<<(*iter)->Get4Momentum()<<" "
                  <<(*iter)->Get4Momentum().mag()<<G4endl;
         #endif
      } else {
         if( e-mass > -CaptureThreshold*G4Log( G4UniformRand()) ) {  // Added by Uzhi 2.05.2015
            G4ReactionProduct * theNew = new G4ReactionProduct(part);
            theNew->SetMomentum(mom);
            theNew->SetTotalEnergy(e);
            theTotalResult->push_back(theNew);
            Secondary4Momentum += (*iter)->Get4Momentum();              // Uzhi 29 April
            #ifdef debugPrecoInt
               G4cout<<"Secondary 4Mom "<<part->GetParticleName()<<" "<<(*iter)->Get4Momentum()<<" "
                     <<(*iter)->Get4Momentum().mag()<<G4endl;
            #endif
         } else {
            // within the nucleus, neutron or proton
            // now calculate  A, Z of the fragment, momentum, number of exciton states
            ++anA;
            ++numberOfEx;
            G4int Z = G4int(part->GetPDGCharge()/eplus + 0.1);
            aZ += Z;
            numberOfCh += Z;
            captured4Momentum += (*iter)->Get4Momentum();
            #ifdef debugPrecoInt
               G4cout<<"Captured  4Mom "<<part->GetParticleName()<<(*iter)->Get4Momentum()<<G4endl;
            #endif
         }
      }
      delete (*iter);
   }
   delete theSecondaries;

   // loop over wounded nucleus
   G4Nucleon * theCurrentNucleon =
         theNucleus->StartLoop() ? theNucleus->GetNextNucleon() : 0;
   while(theCurrentNucleon)    /* Loop checking, 31.08.2015, G.Folger */
        {
      if(theCurrentNucleon->AreYouHit()) {
         ++numberOfHoles;
         ++numberOfEx;
         --anA;
         aZ -= G4int(theCurrentNucleon->GetDefinition()->GetPDGCharge()/eplus + 0.1);

         Residual4Momentum -= theCurrentNucleon->Get4Momentum();
      }
      theCurrentNucleon = theNucleus->GetNextNucleon();
   }

   #ifdef debugPrecoInt
      G4cout<<G4endl;
      G4cout<<"Secondary 4Mom "<<Secondary4Momentum<<G4endl;
      G4cout<<"Captured  4Mom "<<captured4Momentum<<G4endl;
      G4cout<<"Sec + Captured "<<Secondary4Momentum+captured4Momentum<<G4endl;
      G4cout<<"Residual4Mom   "<<Residual4Momentum<<G4endl;
      G4cout<<"Sum 4 momenta  "
            <<Secondary4Momentum + captured4Momentum + Residual4Momentum <<G4endl;
   #endif

   // Check that we use QGS model; loop over wounded nucleus
   G4bool QGSM(false);
   theCurrentNucleon = theNucleus->StartLoop() ? theNucleus->GetNextNucleon() : 0;
   while(theCurrentNucleon)   /* Loop checking, 31.08.2015, G.Folger */
        {
      if(theCurrentNucleon->AreYouHit()) 
      {
       if(theCurrentNucleon->Get4Momentum().mag() < 
          theCurrentNucleon->GetDefinition()->GetPDGMass()) QGSM=true;
      }
      theCurrentNucleon = theNucleus->GetNextNucleon();
   }

   #ifdef debugPrecoInt
      if(!QGSM){
        G4cout<<G4endl;
        G4cout<<"Residual A and Z "<<anA<<" "<<aZ<<G4endl;
        G4cout<<"Residual  4Mom "<<Residual4Momentum<<G4endl;
        if(numberOfEx == 0) 
        {G4cout<<"Residual  4Mom = 0 means that there were not wounded and captured nucleons"<<G4endl;}
      }
   #endif

   if(anA == 0) return theTotalResult;

   G4LorentzVector exciton4Momentum(0.,0.,0.,0.);                       // Uzhi 29 April
   if(anA >= aZ)
   {
    if(!QGSM)
    {          // FTF model was used  
      G4double fMass =  G4NucleiProperties::GetNuclearMass(anA, aZ);

//      G4LorentzVector exciton4Momentum = Residual4Momentum + captured4Momentum;
      exciton4Momentum = Residual4Momentum + captured4Momentum;
//exciton4Momentum.setE(std::sqrt(exciton4Momentum.vect().mag2()+sqr(fMass)));
      G4double ActualMass = exciton4Momentum.mag();      
      if(ActualMass <= fMass ) {                             //E*<=0,  Uzhi 5.05.2015
        exciton4Momentum.setE(std::sqrt(exciton4Momentum.vect().mag2()+sqr(fMass))); // Uzhi 13.05.2015
      }

      #ifdef debugPrecoInt
         G4double exEnergy = 0.0;
         if(ActualMass <= fMass ) {exEnergy = 0.;}                      // Uzhi 5.05.2015
         else                     {exEnergy = ActualMass - fMass;}
         G4cout<<"Ground state residual Mass "<<fMass<<" E* "<<exEnergy<<G4endl;
      #endif
    }
    else
    {          // QGS model was used 
     G4double InitialTargetMass = 
              G4NucleiProperties::GetNuclearMass(theNucleus->GetMassNumber(), theNucleus->GetCharge());

     exciton4Momentum = 
              GetPrimaryProjectile()->Get4Momentum() + G4LorentzVector(0.,0.,0.,InitialTargetMass)
             -Secondary4Momentum;

     G4double fMass =  G4NucleiProperties::GetNuclearMass(anA, aZ);
     G4double ActualMass = exciton4Momentum.mag();

     #ifdef debugPrecoInt
        G4cout<<G4endl;
        G4cout<<"Residual A and Z "<<anA<<" "<<aZ<<G4endl;
        G4cout<<"Residual4Momentum "<<exciton4Momentum<<G4endl;
        G4cout<<"ResidualMass, GroundStateMass and E* "<<ActualMass<<" "<<fMass<<" "
              <<ActualMass - fMass<<G4endl;
     #endif

     if(ActualMass - fMass < 0.)
     {
      G4double ResE = std::sqrt(exciton4Momentum.vect().mag2() + sqr(fMass+10*MeV));
      exciton4Momentum.setE(ResE);
      #ifdef debugPrecoInt
         G4cout<<"ActualMass - fMass < 0. "<<ActualMass<<" "<<fMass<<" "<<ActualMass - fMass<<G4endl;
         G4int Uzhi; G4cin>>Uzhi;
      #endif
     }
    }
      // Need to de-excite the remnant nucleus only if excitation energy > 0.
      G4Fragment anInitialState(anA, aZ, exciton4Momentum);
      anInitialState.SetNumberOfParticles(numberOfEx-numberOfHoles);
      anInitialState.SetNumberOfCharged(numberOfCh);
      anInitialState.SetNumberOfHoles(numberOfHoles);

      G4ReactionProductVector * aPrecoResult =
            theDeExcitation->DeExcite(anInitialState);
      // fill pre-compound part into the result, and return
      #ifdef debugPrecoInt
         G4cout<<"Target fragment number "<<aPrecoResult->size()<<G4endl;
      #endif
      for(unsigned int ll=0; ll<aPrecoResult->size(); ++ll)
      {
         theTotalResult->push_back(aPrecoResult->operator[](ll));
         #ifdef debugPrecoInt
            G4cout<<"Fragment "<<ll<<" "
                  <<aPrecoResult->operator[](ll)->GetDefinition()->GetParticleName()<<" "
                  <<aPrecoResult->operator[](ll)->GetMomentum()<<" "
                  <<aPrecoResult->operator[](ll)->GetTotalEnergy()<<" "
                  <<aPrecoResult->operator[](ll)->GetDefinition()->GetPDGMass()<<G4endl;
         #endif
      }
      delete aPrecoResult;
   }

   return theTotalResult;
}

G4HadFinalState* G4GeneratorPrecompoundInterface::
ApplyYourself(const G4HadProjectile &, G4Nucleus & )
{
   G4cout << "G4GeneratorPrecompoundInterface: ApplyYourself interface called stand-allone."
         << G4endl;
   G4cout << "This class is only a mediator between generator and precompound"<<G4endl;
   G4cout << "Please remove from your physics list."<<G4endl;
   throw G4HadronicException(__FILE__, __LINE__, "SEVERE: G4GeneratorPrecompoundInterface model interface called stand-allone.");
   return new G4HadFinalState;
}
void G4GeneratorPrecompoundInterface::PropagateModelDescription(std::ostream& outFile) const
{
   outFile << "G4GeneratorPrecompoundInterface interfaces a high\n"
         << "energy model through the wounded nucleus to precompound de-excition.\n"
         << "Low energy protons and neutron present among secondaries produced by \n"
         << "the high energy generator and within the nucleus are captured. The wounded\n"
         << "nucleus and the captured particles form an excited nuclear fragment. This\n"
         << "fragment is passed to the Geant4 pre-compound model for de-excitation.\n"
         << "Nuclear de-excitation:\n";
   // preco

}

// Uzhi Nov. 2012 ------------------------------------------------
G4ReactionProductVector* G4GeneratorPrecompoundInterface::
PropagateNuclNucl(G4KineticTrackVector* theSecondaries, G4V3DNucleus* theNucleus,
      G4V3DNucleus* theProjectileNucleus)
{
#ifdef debugPrecoInt
   G4cout<<G4endl<<"G4GeneratorPrecompoundInterface::PropagateNuclNucl "<<G4endl;
   G4cout<<"Projectile A and Z "<<theProjectileNucleus->GetMassNumber()<<" "
                                <<theProjectileNucleus->GetCharge()<<G4endl;
   G4cout<<"Target     A and Z "<<theNucleus->GetMassNumber()<<" "
                                <<theNucleus->GetCharge()<<G4endl;
   G4cout<<"Directly produced particles number "<<theSecondaries->size()<<G4endl;
   G4cout<<"Projectile 4Mom and mass "<<GetPrimaryProjectile()->Get4Momentum()<<" "
                                      <<GetPrimaryProjectile()->Get4Momentum().mag()<<G4endl<<G4endl;
#endif

   // prepare the target residual
   G4int anA=theNucleus->GetMassNumber();
   G4int aZ=theNucleus->GetCharge();
   G4int numberOfEx = 0;
   G4int numberOfCh = 0;
   G4int numberOfHoles = 0;
   G4double exEnergy = 0.0;
   G4double R = theNucleus->GetNuclearRadius();
   G4LorentzVector Target4Momentum(0.,0.,0.,0.);

   // loop over wounded target nucleus
   G4Nucleon * theCurrentNucleon =
         theNucleus->StartLoop() ? theNucleus->GetNextNucleon() : 0;
   while(theCurrentNucleon)   /* Loop checking, 31.08.2015, G.Folger */
        {
      if(theCurrentNucleon->AreYouHit()) {
         ++numberOfHoles;
         ++numberOfEx;
         --anA;
         aZ -= G4int(theCurrentNucleon->GetDefinition()->GetPDGCharge()/
               eplus + 0.1);
         exEnergy += theCurrentNucleon->GetBindingEnergy();
         Target4Momentum -=theCurrentNucleon->Get4Momentum();
      }
      theCurrentNucleon = theNucleus->GetNextNucleon();
   }

#ifdef debugPrecoInt
   G4cout<<"Residual Target A Z E* 4mom "<<anA<<" "<<aZ<<" "<<exEnergy<<" "
         <<Target4Momentum<<G4endl;
#endif

   // prepare the projectile residual

   G4bool ProjectileIsAntiNucleus=
         GetPrimaryProjectile()->GetDefinition()->GetBaryonNumber() < -1;

   G4ThreeVector bst = GetPrimaryProjectile()->Get4Momentum().boostVector();

   G4int anAb=theProjectileNucleus->GetMassNumber();
   G4int aZb=theProjectileNucleus->GetCharge();
   G4int numberOfExB = 0;
   G4int numberOfChB = 0;
   G4int numberOfHolesB = 0;
   G4double exEnergyB = 0.0;
   G4double Rb = theProjectileNucleus->GetNuclearRadius();
   G4LorentzVector Projectile4Momentum(0.,0.,0.,0.);

   // loop over wounded projectile nucleus
   theCurrentNucleon =
         theProjectileNucleus->StartLoop() ? theProjectileNucleus->GetNextNucleon() : 0;
   while(theCurrentNucleon)    /* Loop checking, 31.08.2015, G.Folger */
        {
      if(theCurrentNucleon->AreYouHit()) {
         ++numberOfHolesB;
         ++numberOfExB;
         --anAb;
         if(!ProjectileIsAntiNucleus) {
            aZb -= G4int(theCurrentNucleon->GetDefinition()->GetPDGCharge()/
                  eplus + 0.1);
         } else {
            aZb += G4int(theCurrentNucleon->GetDefinition()->GetPDGCharge()/
                  eplus - 0.1);
         }
         exEnergyB += theCurrentNucleon->GetBindingEnergy();
         Projectile4Momentum -=theCurrentNucleon->Get4Momentum();
      }
      theCurrentNucleon = theProjectileNucleus->GetNextNucleon();
   }

   G4bool ExistTargetRemnant   =  G4double (numberOfHoles)        <
         0.3* G4double (numberOfHoles + anA);
   G4bool ExistProjectileRemnant= G4double (numberOfHolesB)       <
         0.3*G4double (numberOfHolesB + anAb);

#ifdef debugPrecoInt
   G4cout<<"Projectile residual A Z E* 4mom "<<anAb<<" "<<aZb<<" "<<exEnergyB<<" "
         <<Projectile4Momentum<<G4endl;
   G4cout<<" ExistTargetRemnant ExistProjectileRemnant "
         <<ExistTargetRemnant<<" "<< ExistProjectileRemnant<<G4endl;
#endif
   //-----------------------------------------------------------------------------
   // decay the strong resonances
   G4ReactionProductVector * theTotalResult = new G4ReactionProductVector;
   G4DecayKineticTracks decay(theSecondaries);
   #ifdef debugPrecoInt
      G4cout<<"Secondary stable particles number "<<theSecondaries->size()<<G4endl;
   #endif

#ifdef debugPrecoInt
   G4LorentzVector secondary4Momemtum(0,0,0,0);
   G4int SecondrNum(0);
#endif

   // loop over secondaries
   G4KineticTrackVector::iterator iter;
   for(iter=theSecondaries->begin(); iter !=theSecondaries->end(); ++iter)
   {
      const G4ParticleDefinition* part = (*iter)->GetDefinition();
      G4LorentzVector aTrack4Momentum=(*iter)->Get4Momentum();

      if( part != proton && part != neutron &&
            (part != ANTIproton  && ProjectileIsAntiNucleus) &&
            (part != ANTIneutron && ProjectileIsAntiNucleus)   )
      {
         G4ReactionProduct * theNew = new G4ReactionProduct(part);
         theNew->SetMomentum(aTrack4Momentum.vect());
         theNew->SetTotalEnergy(aTrack4Momentum.e());
         theTotalResult->push_back(theNew);
#ifdef debugPrecoInt
         SecondrNum++;
         secondary4Momemtum += (*iter)->Get4Momentum();
         G4cout<<"Secondary  "<<SecondrNum<<" "
               <<theNew->GetDefinition()->GetParticleName()<<" "
               <<theNew->GetMomentum()<<" "<<theNew->GetTotalEnergy()<<G4endl;

#endif
         delete (*iter);
         continue;
      }

      G4bool CanBeCapturedByTarget = false;
      if( part == proton || part == neutron)
      {
         CanBeCapturedByTarget = ExistTargetRemnant    &&
               (-CaptureThreshold*G4Log( G4UniformRand()) >
              (aTrack4Momentum       + Target4Momentum).mag() -
               aTrack4Momentum.mag() - Target4Momentum.mag())   &&
                   ((*iter)->GetPosition().mag() < R);
      }
      // ---------------------------
      G4LorentzVector Position((*iter)->GetPosition(), (*iter)->GetFormationTime());
      Position.boost(bst);

      G4bool CanBeCapturedByProjectile = false;

      if( !ProjectileIsAntiNucleus &&
            ( part == proton || part == neutron))
      {
         CanBeCapturedByProjectile = ExistProjectileRemnant &&
               (-CaptureThreshold*G4Log( G4UniformRand()) >
              (aTrack4Momentum       + Projectile4Momentum).mag() -
               aTrack4Momentum.mag() - Projectile4Momentum.mag())    &&
                   (Position.vect().mag() < Rb);
      }

      if( ProjectileIsAntiNucleus &&
            ( part == ANTIproton || part == ANTIneutron))
      {
         CanBeCapturedByProjectile = ExistProjectileRemnant &&
               (-CaptureThreshold*G4Log( G4UniformRand()) >
              (aTrack4Momentum       + Projectile4Momentum).mag() -
               aTrack4Momentum.mag() - Projectile4Momentum.mag())    &&
                   (Position.vect().mag() < Rb);
      }

      if(CanBeCapturedByTarget && CanBeCapturedByProjectile)
      {
         if(G4UniformRand() < 0.5)
         { CanBeCapturedByTarget = true; CanBeCapturedByProjectile = false;}
         else
         { CanBeCapturedByTarget = false; CanBeCapturedByProjectile = true;}
      }

      if(CanBeCapturedByTarget)
      {
         // within the target nucleus, neutron or proton
         // now calculate  A, Z of the fragment, momentum,
         // number of exciton states
#ifdef debugPrecoInt
         G4cout<<"Track is CapturedByTarget "<<" "<<part->GetParticleName()<<" "
               <<aTrack4Momentum<<" "<<aTrack4Momentum.mag()<<G4endl;
#endif
         ++anA;
         ++numberOfEx;
         G4int Z = G4int(part->GetPDGCharge()/eplus + 0.1);
         aZ += Z;
         numberOfCh += Z;
         Target4Momentum +=aTrack4Momentum;
         delete (*iter);
      } else if(CanBeCapturedByProjectile)
      {
         // within the projectile nucleus, neutron or proton
         // now calculate  A, Z of the fragment, momentum,
         // number of exciton states
#ifdef debugPrecoInt
         G4cout<<"Track is CapturedByProjectile"<<" "<<part->GetParticleName()<<" "
               <<aTrack4Momentum<<" "<<aTrack4Momentum.mag()<<G4endl;
#endif
         ++anAb;
         ++numberOfExB;
         G4int Z = G4int(part->GetPDGCharge()/eplus + 0.1);
         if( ProjectileIsAntiNucleus ) Z=-Z;
         aZb += Z;
         numberOfChB += Z;
         Projectile4Momentum +=aTrack4Momentum;
         delete (*iter);
      } else
      { // the track is not captured
         G4ReactionProduct * theNew = new G4ReactionProduct(part);
         theNew->SetMomentum(aTrack4Momentum.vect());
         theNew->SetTotalEnergy(aTrack4Momentum.e());
         theTotalResult->push_back(theNew);

#ifdef debugPrecoInt
         SecondrNum++;
         secondary4Momemtum += (*iter)->Get4Momentum();
/*
         G4cout<<"Secondary  "<<SecondrNum<<" "
               <<theNew->GetDefinition()->GetParticleName()<<" "
               <<secondary4Momemtum<<G4endl;
*/
#endif
         delete (*iter);
         continue;
      }
   }
   delete theSecondaries;
   //-----------------------------------------------------

   #ifdef debugPrecoInt
      G4cout<<"Final target residual A Z E* 4mom "<<anA<<" "<<aZ<<" "
           <<exEnergy<<" "<<Target4Momentum<<G4endl;
   #endif

   if(0!=anA )
   {
      G4double fMass =  G4NucleiProperties::GetNuclearMass(anA, aZ);

      if((anA == theNucleus->GetMassNumber()) && (exEnergy <= 0.))
      {Target4Momentum.setE(fMass);}

      G4double RemnMass=Target4Momentum.mag();

      if(RemnMass < fMass)
      {
         RemnMass=fMass + exEnergy;
         Target4Momentum.setE(std::sqrt(Target4Momentum.vect().mag2() +
               RemnMass*RemnMass));
      } else
      { exEnergy=RemnMass-fMass;}

      if( exEnergy < 0.) exEnergy=0.;

      // Need to de-excite the remnant nucleus
      G4Fragment anInitialState(anA, aZ, Target4Momentum);
      anInitialState.SetNumberOfParticles(numberOfEx-numberOfHoles);
      anInitialState.SetNumberOfCharged(numberOfCh);
      anInitialState.SetNumberOfHoles(numberOfHoles);

      G4ReactionProductVector * aPrecoResult =
            theDeExcitation->DeExcite(anInitialState);

      #ifdef debugPrecoInt
         G4cout<<"Target fragment number "<<aPrecoResult->size()<<G4endl;
      #endif

      // fill pre-compound part into the result, and return
      for(unsigned int ll=0; ll<aPrecoResult->size(); ++ll)
      {
         theTotalResult->push_back(aPrecoResult->operator[](ll));
         #ifdef debugPrecoInt
            G4cout<<"Target fragment "<<ll<<" "
                  <<aPrecoResult->operator[](ll)->GetDefinition()->GetParticleName()<<" "
                  <<aPrecoResult->operator[](ll)->GetMomentum()<<" "
                  <<aPrecoResult->operator[](ll)->GetTotalEnergy()<<" "
                  <<aPrecoResult->operator[](ll)->GetMass()<<G4endl;
         #endif
      }
      delete aPrecoResult;
   }

   //-----------------------------------------------------
   if((anAb == theProjectileNucleus->GetMassNumber())&& (exEnergyB <= 0.))
   {Projectile4Momentum = GetPrimaryProjectile()->Get4Momentum();}

   #ifdef debugPrecoInt
      G4cout<<"Final projectile residual A Z E* Pmom Pmag2 "<<anAb<<" "<<aZb<<" "
            <<exEnergyB<<" "<<Projectile4Momentum<<" "
                            <<Projectile4Momentum.mag2()<<G4endl;
   #endif

   if(0!=anAb)
   {
  //    G4ThreeVector bstToCM =Projectile4Momentum.findBoostToCM();     // Uzhi Apr. 2015
  //    Projectile4Momentum.boost(bstToCM);                             // Uzhi Apr. 2015

      G4double fMass =  G4NucleiProperties::GetNuclearMass(anAb, aZb);
      G4double RemnMass=Projectile4Momentum.mag();

      if(RemnMass < fMass)
      {
         RemnMass=fMass + exEnergyB;
         Projectile4Momentum.setE(std::sqrt(Projectile4Momentum.vect().mag2() + // Uzhi 8.05.2015
               RemnMass*RemnMass));                                             // Uzhi 8.05.2015
      } else
      { exEnergyB=RemnMass-fMass;}

      if( exEnergyB < 0.) exEnergyB=0.;

      G4ThreeVector bstToCM =Projectile4Momentum.findBoostToCM();       // Uzhi Apr. 2015
      Projectile4Momentum.boost(bstToCM);                               // Uzhi Apr. 2015

      // Need to de-excite the remnant nucleus
      G4Fragment anInitialState(anAb, aZb, Projectile4Momentum);
      anInitialState.SetNumberOfParticles(numberOfExB-numberOfHolesB);
      anInitialState.SetNumberOfCharged(numberOfChB);
      anInitialState.SetNumberOfHoles(numberOfHolesB);

      G4ReactionProductVector * aPrecoResult =
            theDeExcitation->DeExcite(anInitialState);

      #ifdef debugPrecoInt
         G4cout<<"Projectile fragment number "<<aPrecoResult->size()<<G4endl;
      #endif

      // fill pre-compound part into the result, and return
      for(unsigned int ll=0; ll<aPrecoResult->size(); ++ll)
      {
         G4LorentzVector tmp=G4LorentzVector(aPrecoResult->operator[](ll)->GetMomentum(),    // Uzhi 2015
                                             aPrecoResult->operator[](ll)->GetTotalEnergy());// Uzhi 2015
         tmp.boost(-bstToCM); // Transformation to the system of original remnant            // Uzhi 2015
         aPrecoResult->operator[](ll)->SetMomentum(tmp.vect());                              // Uzhi 2015
         aPrecoResult->operator[](ll)->SetTotalEnergy(tmp.e());                              // Uzhi 2015

         if(ProjectileIsAntiNucleus)
         {
            const G4ParticleDefinition * aFragment=aPrecoResult->operator[](ll)->GetDefinition();
            const G4ParticleDefinition * LastFragment=aFragment;
            if     (aFragment == proton)  {LastFragment=G4AntiProton::AntiProtonDefinition();}
            else if(aFragment == neutron) {LastFragment=G4AntiNeutron::AntiNeutronDefinition();}
            else if(aFragment == deuteron){LastFragment=G4AntiDeuteron::AntiDeuteronDefinition();}
            else if(aFragment == triton)  {LastFragment=G4AntiTriton::AntiTritonDefinition();}
            else if(aFragment == He3)     {LastFragment=G4AntiHe3::AntiHe3Definition();}
            else if(aFragment == He4)     {LastFragment=G4AntiAlpha::AntiAlphaDefinition();}
            else {}

            aPrecoResult->operator[](ll)->SetDefinitionAndUpdateE(LastFragment);
         }

         #ifdef debugPrecoInt
            G4cout<<"Projectile fragment "<<ll<<" "
                  <<aPrecoResult->operator[](ll)->GetDefinition()->GetParticleName()<<" "
                  <<aPrecoResult->operator[](ll)->GetMomentum()<<" "
                  <<aPrecoResult->operator[](ll)->GetTotalEnergy()<<" "
                  <<aPrecoResult->operator[](ll)->GetMass()<<G4endl;
         #endif
//Uzhi
         theTotalResult->push_back(aPrecoResult->operator[](ll));
      }

      delete aPrecoResult;
   }

   return theTotalResult;
}