G4PaulKxsModel.cc

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//
//
// History:
// -----------
//  21 Apr 2008   H. Abdelohauwed - 1st implementation
//  29 Apr 2009   ALF  Major Design Revision
//  22 Oct 2011   ALF  Warning removals and Z checks fix for alphas
//  29 Oct 2011   ALF  Changed name to G4PAulKxsModel
//
// -------------------------------------------------------------------

// Class description:
// Low Energy Electromagnetic Physics, Cross section, p ionisation, K shell
// Further documentation available from http://www.ge.infn.it/geant4/lowE

// -------------------------------------------------------------------

#include <fstream>
#include <iomanip>

#include "G4PaulKxsModel.hh"

#include "globals.hh"
#include "G4SystemOfUnits.hh"
#include "G4ios.hh"
#include "G4EMDataSet.hh"
#include "G4LogLogInterpolation.hh"
#include "G4Proton.hh"
#include "G4Alpha.hh"


G4PaulKxsModel::G4PaulKxsModel()
{ 

  
  interpolation = new G4LogLogInterpolation();


    for (G4int i=4; i<93; i++) {
      protonDataSetMap[i] = new G4EMDataSet(i,interpolation);
      protonDataSetMap[i]->LoadData("pixe/kpcsPaul/kcs-");
    }
    for (G4int i=6; i<93; i++) {
      alphaDataSetMap[i] = new G4EMDataSet(i,interpolation);
      alphaDataSetMap[i]->LoadData("pixe/kacsPaul/kacs-");
    }




}

G4PaulKxsModel::~G4PaulKxsModel()
{ 

  protonDataSetMap.clear();
  alphaDataSetMap.clear();
  delete interpolation;

}

G4double G4PaulKxsModel::CalculateKCrossSection(G4int zTarget,G4double massIncident, G4double energyIncident)
{
  
  G4Proton* aProtone = G4Proton::Proton();
  G4Alpha* aAlpha = G4Alpha::Alpha();
  
  G4double sigma = 0;

  if (massIncident == aProtone->GetPDGMass() && zTarget < 93 && zTarget > 3)
    {

      //      G4EMDataSet* currentDataset =  protonDataSetMap[zTarget];
      //      currentDataset->GetEnergies

  if (energyIncident > protonDataSetMap[zTarget]->GetEnergies(0).back() ||
      energyIncident < protonDataSetMap[zTarget]->GetEnergies(0).front() )
  {sigma = 0;}
      else {     
  sigma = protonDataSetMap[zTarget]->FindValue(energyIncident/MeV); 
      }
    }
  else
    {
      if (massIncident == aAlpha->GetPDGMass() && zTarget < 93 && zTarget > 5)
  {
    if (energyIncident > alphaDataSetMap[zTarget]->GetEnergies(0).back() ||
        energyIncident < alphaDataSetMap[zTarget]->GetEnergies(0).front() )
      {sigma = 0;}
    else {
      sigma = alphaDataSetMap[zTarget]->FindValue(energyIncident/MeV); 
    }
  }
      else
  { 
    
// G4Exception("G4PaulKxsModel::CalculateKCrossSection()","de0004",JustWarning, "Energy deposited locally");
    sigma = 0.;

  }
    }
  
  
  // sigma is in internal units (mm^2)
  return sigma;
}