Gabriele Cosmo
156 lines
5.1 KiB
C++
156 lines
5.1 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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//
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// G4MicroElecElasticModel.hh, 2011/08/29 A.Valentin, M. Raine
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//
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// Based on the following publications
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// - Geant4 physics processes for microdosimetry simulation:
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// very low energy electromagnetic models for electrons in Si,
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// NIM B, vol. 288, pp. 66 - 73, 2012.
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//
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//
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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#ifndef G4MicroElecElasticModel_h
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#define G4MicroElecElasticModel_h 1
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#include <map>
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#include <CLHEP/Units/SystemOfUnits.h>
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#include "G4MicroElecCrossSectionDataSet.hh"
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#include "G4VEmModel.hh"
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#include "G4Electron.hh"
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#include "G4ParticleChangeForGamma.hh"
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#include "G4LogLogInterpolation.hh"
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#include "G4ProductionCutsTable.hh"
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#include "G4NistManager.hh"
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class G4MicroElecElasticModel : public G4VEmModel
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{
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public:
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G4MicroElecElasticModel(const G4ParticleDefinition* p = 0,
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const G4String& nam = "MicroElecElasticModel");
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virtual ~G4MicroElecElasticModel();
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virtual void Initialise(const G4ParticleDefinition*, const G4DataVector&);
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virtual G4double CrossSectionPerVolume(const G4Material* material,
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const G4ParticleDefinition* p,
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G4double ekin,
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G4double emin,
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G4double emax);
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virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
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const G4MaterialCutsCouple*,
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const G4DynamicParticle*,
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G4double tmin,
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G4double maxEnergy);
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inline void SetKillBelowThreshold (G4double threshold);
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G4double GetKillBelowThreshold () { return killBelowEnergy; }
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protected:
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G4ParticleChangeForGamma* fParticleChangeForGamma;
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private:
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G4Material* nistSi;
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G4double killBelowEnergy;
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G4double lowEnergyLimit;
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G4double lowEnergyLimitOfModel;
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G4double highEnergyLimit;
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G4bool isInitialised;
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G4int verboseLevel;
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// Cross section
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typedef std::map<G4String,G4String,std::less<G4String> > MapFile;
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MapFile tableFile;
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typedef std::map<G4String,G4MicroElecCrossSectionDataSet*,std::less<G4String> > MapData;
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MapData tableData;
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// Final state
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G4double Theta(G4ParticleDefinition * aParticleDefinition, G4double k, G4double integrDiff);
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G4double LinLinInterpolate(G4double e1, G4double e2, G4double e, G4double xs1, G4double xs2);
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G4double LogLogInterpolate(G4double e1, G4double e2, G4double e, G4double xs1, G4double xs2);
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G4double LinLogInterpolate(G4double e1, G4double e2, G4double e, G4double xs1, G4double xs2);
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G4double QuadInterpolator(G4double e11,
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G4double e12,
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G4double e21,
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G4double e22,
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G4double x11,
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G4double x12,
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G4double x21,
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G4double x22,
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G4double t1,
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G4double t2,
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G4double t,
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G4double e);
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typedef std::map<double, std::map<double, double> > TriDimensionMap;
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TriDimensionMap eDiffCrossSectionData;
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std::vector<double> eTdummyVec;
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typedef std::map<double, std::vector<double> > VecMap;
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VecMap eVecm;
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G4double RandomizeCosTheta(G4double k);
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//
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G4MicroElecElasticModel & operator=(const G4MicroElecElasticModel &right);
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G4MicroElecElasticModel(const G4MicroElecElasticModel&);
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};
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inline void G4MicroElecElasticModel::SetKillBelowThreshold (G4double threshold)
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{
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killBelowEnergy = threshold;
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if (threshold < 5*CLHEP::eV)
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{
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G4Exception ("*** WARNING : the G4MicroElecElasticModel class is not validated below 5 eV !","",JustWarning,"") ;
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threshold = 5*CLHEP::eV;
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}
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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#endif
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