| 1 | //
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| 2 | // ********************************************************************
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| 3 | // * License and Disclaimer *
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| 4 | // * *
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of *
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and *
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| 7 | // * conditions of the Geant4 Software License, included in the file *
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These *
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| 9 | // * include a list of copyright holders. *
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| 10 | // * *
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| 11 | // * Neither the authors of this software system, nor their employing *
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| 12 | // * institutes,nor the agencies providing financial support for this *
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| 13 | // * work make any representation or warranty, express or implied, *
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| 14 | // * regarding this software system or assume any liability for its *
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| 15 | // * use. Please see the license in the file LICENSE and URL above *
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| 16 | // * for the full disclaimer and the limitation of liability. *
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| 17 | // * *
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| 18 | // * This code implementation is the result of the scientific and *
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| 19 | // * technical work of the GEANT4 collaboration. *
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| 20 | // * By using, copying, modifying or distributing the software (or *
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| 21 | // * any work based on the software) you agree to acknowledge its *
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| 22 | // * use in resulting scientific publications, and indicate your *
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| 23 | // * acceptance of all terms of the Geant4 Software license. *
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| 24 | // ********************************************************************
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| 25 | //
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| 26 | //$Id: G4empCrossSection.cc,v 1.2 2009/06/25 15:52:08 mantero Exp $
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| 27 | // GEANT4 tag $Name: geant4-09-03-cand-01 $
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| 28 | //
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| 29 | //
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| 30 | //
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| 31 | // History:
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| 32 | // -----------
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| 33 | // 29 Apr 2009 ALF 1st implementation
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| 34 | //
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| 35 | // -------------------------------------------------------------------
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| 36 | // Class description:
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| 37 | // empirical model for K and L Ionization CS for Protons and Alpha
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| 38 | // Further documentation available from http://www.ge.infn.it/geant4/lowE
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| 39 | // -------------------------------------------------------------------
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| 40 |
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| 41 |
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| 42 | #include "globals.hh"
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| 43 | #include "G4empCrossSection.hh"
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| 44 | #include "G4Proton.hh"
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| 45 | //#include "G4Alpha.hh"
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| 46 | //#include <math.h>
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| 47 |
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| 48 | G4empCrossSection::G4empCrossSection()
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| 49 | :totalCS(0)
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| 50 | {
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| 51 |
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| 52 | paulShellK = new G4PaulKCrossSection();
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| 53 | orlicShellLi = new G4OrlicLiCrossSection();
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| 54 |
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| 55 | }
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| 56 |
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| 57 | G4empCrossSection::~G4empCrossSection()
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| 58 | {
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| 59 |
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| 60 | delete paulShellK;
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| 61 | delete orlicShellLi;
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| 62 |
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| 63 | }
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| 64 |
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| 65 | std::vector<G4double> G4empCrossSection::GetCrossSection(G4int Z,
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| 66 | G4double incidentEnergy,
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| 67 | G4double mass,
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| 68 | G4double deltaEnergy,
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| 69 | G4bool testFlag) const
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| 70 | {
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| 71 |
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| 72 | deltaEnergy = 0;
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| 73 | testFlag = 0;
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| 74 |
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| 75 | std::vector<G4double> crossSections;
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| 76 |
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| 77 | crossSections.push_back( paulShellK->CalculateKCrossSection(Z, mass, incidentEnergy) );
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| 78 |
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| 79 | G4Proton* aProtone = G4Proton::Proton();
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| 80 |
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| 81 | if (mass == aProtone->GetPDGMass() ) {
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| 82 |
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| 83 | crossSections.push_back( orlicShellLi->CalculateL1CrossSection(Z, incidentEnergy) );
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| 84 | crossSections.push_back( orlicShellLi->CalculateL2CrossSection(Z, incidentEnergy) );
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| 85 | crossSections.push_back( orlicShellLi->CalculateL3CrossSection(Z, incidentEnergy) );
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| 86 | }
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| 87 |
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| 88 | return crossSections;
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| 89 |
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| 90 | }
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| 91 |
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| 92 |
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| 93 |
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| 94 |
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| 95 | std::vector<G4double> G4empCrossSection::Probabilities(G4int Z,
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| 96 | G4double incidentEnergy,
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| 97 | G4double mass,
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| 98 | G4double deltaEnergy) const
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| 99 | {
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| 100 |
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| 101 | std::vector<G4double> crossSections = GetCrossSection(Z, incidentEnergy, mass, deltaEnergy);
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| 102 |
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| 103 | for (size_t i=0; i<crossSections.size(); i++ ) {
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| 104 |
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| 105 | if (totalCS) {
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| 106 | crossSections[i] = crossSections[i]/totalCS;
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| 107 | }
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| 108 |
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| 109 | }
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| 110 |
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| 111 | return crossSections;
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| 112 |
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| 113 | }
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| 114 |
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| 115 |
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| 116 | void G4empCrossSection::SetTotalCS(G4double val){
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| 117 |
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| 118 | totalCS = val;
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| 119 |
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| 120 | }
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| 121 |
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| 122 |
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| 123 |
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