G4DNAPlasmonExcitation.cc

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// Created on 2016/04/08
//
// Authors: D. Sakata, S. Incerti
//
// This class perform transmission term of volume plasmon excitation,
// based on Quinn Model, see Phys. Rev. vol 126, number 4 (1962)
 
#include "G4DNAPlasmonExcitation.hh"
#include "G4SystemOfUnits.hh"
#include "G4LowEnergyEmProcessSubType.hh"
 
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using namespace std;
 
G4DNAPlasmonExcitation::G4DNAPlasmonExcitation(const G4String& processName,
  G4ProcessType type):G4VEmProcess (processName, type)
{
  //SetProcessSubType(fLowEnergyChargeDecrease); //dousatsu temp
}
 
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G4DNAPlasmonExcitation::~G4DNAPlasmonExcitation()
= default;
 
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G4bool G4DNAPlasmonExcitation::IsApplicable(const G4ParticleDefinition& p)
{
  return (&p == G4Electron::Electron());
}
 
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void G4DNAPlasmonExcitation::InitialiseProcess(const G4ParticleDefinition* p)
{
  if(!isInitialised) 
  {
    isInitialised = true;
    SetBuildTableFlag(false);
    
    G4String name = p->GetParticleName();
 
    if(name == "e-" )
    { 
      if(EmModel() == nullptr)
      {
        SetEmModel(new G4DNAQuinnPlasmonExcitationModel);
        EmModel()->SetLowEnergyLimit (10*eV);
        EmModel()->SetHighEnergyLimit(1*GeV);
      }
      else{
        EmModel()->SetLowEnergyLimit (10*eV);
        EmModel()->SetHighEnergyLimit(1*GeV);
      }
      AddEmModel(1, EmModel());
    }
  } 
}
 
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void G4DNAPlasmonExcitation::PrintInfo()
{
     G4cout
      << " Total cross sections computed from " 
      << EmModel()->GetName() 
      << G4endl;
}