G4MicroElecInelastic.cc

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//
// G4MicroElecInelastic.cc, 2011/08/29 A.Valentin, M. Raine
//
// Based on the following publications
//
//          - Inelastic cross-sections of low energy electrons in silicon
//          for the simulation of heavy ion tracks with theGeant4-DNA toolkit,
//          NSS Conf. Record 2010, pp. 80-85.
//          - Geant4 physics processes for microdosimetry simulation:
//          very low energy electromagnetic models for electrons in Si,
//          NIM B, vol. 288, pp. 66 - 73, 2012.
//          - Geant4 physics processes for microdosimetry simulation:
//          very low energy electromagnetic models for protons and
//          heavy ions in Si, NIM B, vol. 287, pp. 124 - 129, 2012.
//
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#include "G4MicroElecInelastic.hh"
#include "G4SystemOfUnits.hh"

#include "G4GenericIon.hh"

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using namespace std;

G4MicroElecInelastic::G4MicroElecInelastic(const G4String& processName,
                                           G4ProcessType type):G4VEmProcess (processName, type),
isInitialised(false)
{
  SetProcessSubType(53);
}

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G4MicroElecInelastic::~G4MicroElecInelastic()
{}

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G4bool G4MicroElecInelastic::IsApplicable(const G4ParticleDefinition& p)
{
  return (&p == G4Electron::Electron() ||
          &p == G4Proton::Proton()  ||
          &p == G4GenericIon::GenericIonDefinition());
}

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void G4MicroElecInelastic::InitialiseProcess(const G4ParticleDefinition* p)
{
  if(!isInitialised) 
  {
    isInitialised = true;
    SetBuildTableFlag(false);
    G4String name = p->GetParticleName();

    if(name == "e-")
    {
      if(!EmModel()) SetEmModel(new G4MicroElecInelasticModel);
      EmModel()->SetLowEnergyLimit(16.7*eV);
      EmModel()->SetHighEnergyLimit(100*MeV);

      AddEmModel(1, EmModel());   
    }

    else if(name == "proton")
    {
      if(!EmModel()) SetEmModel(new G4MicroElecInelasticModel);
      EmModel()->SetLowEnergyLimit(50.*keV);
      EmModel()->SetHighEnergyLimit(10*GeV);

      AddEmModel(1, EmModel());   
    }

    else if(name == "GenericIon")
    {
      if(!EmModel()) SetEmModel(new G4MicroElecInelasticModel);
      EmModel()->SetLowEnergyLimit(50.*keV);
      EmModel()->SetHighEnergyLimit(p->GetAtomicMass()*10.*GeV);

      AddEmModel(1, EmModel());   
    }
  } 
}

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void G4MicroElecInelastic::PrintInfo()
{
  // V.I. printout of models is perfored by model manager
  //      if this extra printout is needed it should be 
  //      protected by verbosity level
  /*
  if (EmModel(2))
  {
    G4cout
      << " Total cross sections computed from " 
      << EmModel(1)->GetName()
      << " and "
      << EmModel(2)->GetName() 
      << " models"
      << G4endl;
  } 
  else
  {
    G4cout
      << " Total cross sections computed from " 
      << EmModel()->GetName() 
      << G4endl;
  }
  */
}         

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