Gabriele Cosmo
141 lines
5.1 KiB
C++
141 lines
5.1 KiB
C++
//
|
|
// ********************************************************************
|
|
// * License and Disclaimer *
|
|
// * *
|
|
// * The Geant4 software is copyright of the Copyright Holders of *
|
|
// * the Geant4 Collaboration. It is provided under the terms and *
|
|
// * conditions of the Geant4 Software License, included in the file *
|
|
// * LICENSE and available at http://cern.ch/geant4/license . These *
|
|
// * include a list of copyright holders. *
|
|
// * *
|
|
// * Neither the authors of this software system, nor their employing *
|
|
// * institutes,nor the agencies providing financial support for this *
|
|
// * work make any representation or warranty, express or implied, *
|
|
// * regarding this software system or assume any liability for its *
|
|
// * use. Please see the license in the file LICENSE and URL above *
|
|
// * for the full disclaimer and the limitation of liability. *
|
|
// * *
|
|
// * This code implementation is the result of the scientific and *
|
|
// * technical work of the GEANT4 collaboration. *
|
|
// * By using, copying, modifying or distributing the software (or *
|
|
// * any work based on the software) you agree to acknowledge its *
|
|
// * use in resulting scientific publications, and indicate your *
|
|
// * acceptance of all terms of the Geant4 Software license. *
|
|
// ********************************************************************
|
|
//
|
|
//
|
|
// G4MicroElecElasticModel.hh, 2011/08/29 A.Valentin, M. Raine
|
|
//
|
|
// Based on the following publications
|
|
// - Geant4 physics processes for microdosimetry simulation:
|
|
// very low energy electromagnetic models for electrons in Si,
|
|
// NIM B, vol. 288, pp. 66 - 73, 2012.
|
|
//
|
|
//
|
|
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
|
|
|
#ifndef G4MicroElecElasticModel_h
|
|
#define G4MicroElecElasticModel_h 1
|
|
|
|
#include <map>
|
|
#include <CLHEP/Units/SystemOfUnits.h>
|
|
|
|
#include "G4MicroElecCrossSectionDataSet.hh"
|
|
#include "G4VEmModel.hh"
|
|
#include "G4Electron.hh"
|
|
#include "G4ParticleChangeForGamma.hh"
|
|
#include "G4LogLogInterpolation.hh"
|
|
#include "G4ProductionCutsTable.hh"
|
|
#include "G4NistManager.hh"
|
|
|
|
class G4MicroElecElasticModel : public G4VEmModel
|
|
{
|
|
|
|
public:
|
|
G4MicroElecElasticModel(const G4ParticleDefinition* p = nullptr,
|
|
const G4String& nam = "MicroElecElasticModel");
|
|
virtual ~G4MicroElecElasticModel();
|
|
|
|
void Initialise(const G4ParticleDefinition*, const G4DataVector&) override;
|
|
|
|
G4double CrossSectionPerVolume(const G4Material* material,
|
|
const G4ParticleDefinition* p,
|
|
G4double ekin,
|
|
G4double emin,
|
|
G4double emax) override;
|
|
|
|
void SampleSecondaries(std::vector<G4DynamicParticle*>*,
|
|
const G4MaterialCutsCouple*,
|
|
const G4DynamicParticle*,
|
|
G4double tmin,
|
|
G4double maxEnergy) override;
|
|
|
|
inline void SetKillBelowThreshold (G4double threshold);
|
|
G4double GetKillBelowThreshold () { return killBelowEnergy; }
|
|
|
|
G4MicroElecElasticModel & operator=(const G4MicroElecElasticModel &right) = delete;
|
|
G4MicroElecElasticModel(const G4MicroElecElasticModel&) = delete;
|
|
|
|
protected:
|
|
G4ParticleChangeForGamma* fParticleChangeForGamma;
|
|
|
|
private:
|
|
// Final state
|
|
G4double Theta(G4ParticleDefinition * aParticleDefinition, G4double k, G4double integrDiff);
|
|
G4double LinLinInterpolate(G4double e1, G4double e2, G4double e, G4double xs1, G4double xs2);
|
|
G4double LogLogInterpolate(G4double e1, G4double e2, G4double e, G4double xs1, G4double xs2);
|
|
G4double LinLogInterpolate(G4double e1, G4double e2, G4double e, G4double xs1, G4double xs2);
|
|
G4double QuadInterpolator(G4double e11,
|
|
G4double e12,
|
|
G4double e21,
|
|
G4double e22,
|
|
G4double x11,
|
|
G4double x12,
|
|
G4double x21,
|
|
G4double x22,
|
|
G4double t1,
|
|
G4double t2,
|
|
G4double t,
|
|
G4double e);
|
|
G4double RandomizeCosTheta(G4double k);
|
|
|
|
// Cross section
|
|
typedef std::map<G4String,G4String,std::less<G4String> > MapFile;
|
|
MapFile tableFile;
|
|
|
|
typedef std::map<G4String,G4MicroElecCrossSectionDataSet*,std::less<G4String> > MapData;
|
|
MapData tableData;
|
|
|
|
typedef std::map<G4double, std::map<G4double, G4double> > TriDimensionMap;
|
|
TriDimensionMap eDiffCrossSectionData;
|
|
std::vector<G4double> eTdummyVec;
|
|
|
|
typedef std::map<G4double, std::vector<G4double> > VecMap;
|
|
VecMap eVecm;
|
|
|
|
G4Material* nistSi;
|
|
G4double killBelowEnergy;
|
|
G4double lowEnergyLimit;
|
|
G4double lowEnergyLimitOfModel;
|
|
G4double highEnergyLimit;
|
|
G4int verboseLevel;
|
|
G4bool isInitialised;
|
|
};
|
|
|
|
inline void G4MicroElecElasticModel::SetKillBelowThreshold (G4double threshold)
|
|
{
|
|
killBelowEnergy = threshold;
|
|
|
|
if (threshold < 5*CLHEP::eV)
|
|
{
|
|
G4Exception ("*** WARNING : the G4MicroElecElasticModel class is not validated below 5 eV !","",JustWarning,"") ;
|
|
threshold = 5*CLHEP::eV;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
|
|
|
|
#endif
|