Gabriele Cosmo
155 lines
6.0 KiB
C++
155 lines
6.0 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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// $Id: G4DNAOneStepThermalizationModel.hh 101354 2016-11-15 08:27:51Z gcosmo $
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//
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// Author: Mathieu Karamitros
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// The code is developed in the framework of the ESA AO7146
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//
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// We would be very happy hearing from you, send us your feedback! :)
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//
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// In order for Geant4-DNA to be maintained and still open-source,
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// article citations are crucial.
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// If you use Geant4-DNA chemistry and you publish papers about your software,
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// in addition to the general paper on Geant4-DNA:
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//
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// Int. J. Model. Simul. Sci. Comput. 1 (2010) 157–178
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//
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// we would be very happy if you could please also cite the following
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// reference papers on chemistry:
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//
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// J. Comput. Phys. 274 (2014) 841-882
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// Prog. Nucl. Sci. Tec. 2 (2011) 503-508
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#ifndef G4DNAOneStepThermalizationModel_
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#define G4DNAOneStepThermalizationModel_
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#include "G4VEmModel.hh"
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class G4ITNavigator;
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class G4Navigator;
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namespace DNA{
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namespace Penetration{
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//-----------------------
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/*
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* Article: Jintana Meesungnoen, Jean-Paul Jay-Gerin,
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* Abdelali Filali-Mouhim, and Samlee Mankhetkorn (2002)
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* Low-Energy Electron Penetration Range in Liquid Water.
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* Radiation Research: November 2002, Vol. 158, No. 5, pp.657-660.
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*/
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struct Meesungnoen2002{
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static void GetPenetration(G4double energy,
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G4ThreeVector& displacement);
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static double GetRmean(double energy);
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//-----
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// Polynomial fit of Meesungnoen, 2002
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static const double gCoeff[13];
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};
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//-----------------------
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/*
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* Article: Terrissol M, Beaudre A (1990) Simulation of space and time
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* evolution of radiolytic species induced by electrons in water.
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* Radiat Prot Dosimetry 31:171–175
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*/
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struct Terrisol1990{
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static void GetPenetration(G4double energy,
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G4ThreeVector& displacement);
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static double GetRmean(double energy);
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static double Get3DStdDeviation(double energy);
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//-----
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// Terrisol, 1990
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static const double gEnergies_T1990[11];
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static const double gStdDev_T1990[11];
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};
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}
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}
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/**
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* When an electron reaches the highest energy domain of
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* G4DNAOneStepThermalizationModel,
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* it is then automatically converted into a solvated electron and displace
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* from its original position using a published thermalization statistic.
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*/
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template<typename MODEL=DNA::Penetration::Meesungnoen2002>
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class G4TDNAOneStepThermalizationModel : public G4VEmModel
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{
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public:
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typedef MODEL Model;
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G4TDNAOneStepThermalizationModel(const G4ParticleDefinition* p = 0,
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const G4String& nam =
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"DNAOneStepThermalizationModel");
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virtual ~G4TDNAOneStepThermalizationModel();
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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 SetVerbose(int flag){
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fVerboseLevel = flag;
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}
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void GetPenetration(G4double energy,
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G4ThreeVector& displacement);
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double GetRmean(double energy);
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protected:
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const std::vector<G4double>* fpWaterDensity;
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G4ParticleChangeForGamma* fParticleChangeForGamma;
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G4bool fIsInitialised;
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G4int fVerboseLevel;
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G4Navigator* fNavigator;
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private:
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G4TDNAOneStepThermalizationModel&
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operator=(const G4TDNAOneStepThermalizationModel &right);
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G4TDNAOneStepThermalizationModel(const G4TDNAOneStepThermalizationModel&);
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};
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#include "G4DNAOneStepThermalizationModel.hpp"
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typedef G4TDNAOneStepThermalizationModel<DNA::Penetration::Meesungnoen2002> G4DNAOneStepThermalizationModel;
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// typedef G4TDNAOneStepThermalizationModel<DNA::Penetration::Terrisol1990> G4DNAOneStepThermalizationModel;
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// Note: if you use the above distribution, it would be
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// better to follow the electrons down to 6 eV and only then apply
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// the one step thermalization
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#endif
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