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 | // |
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27 | // History: |
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28 | // ----------- |
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29 | // 21 Apr 2008 H. Abdelohauwed - 1st implementation |
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30 | // 29 Apr 2009 ALF Major Design Revision |
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31 | // |
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32 | // ------------------------------------------------------------------- |
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33 | |
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34 | // Class description: |
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35 | // Low Energy Electromagnetic Physics, Cross section, p ionisation, K shell |
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36 | // Further documentation available from http://www.ge.infn.it/geant4/lowE |
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37 | |
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38 | // ------------------------------------------------------------------- |
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39 | |
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40 | #include "globals.hh" |
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41 | #include "G4ios.hh" |
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42 | #include <fstream> |
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43 | #include <iomanip> |
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44 | //#include "G4CompositeEMDataSet.hh" |
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45 | //#include "G4ShellEMDataSet.hh" |
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46 | #include "G4EMDataSet.hh" |
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47 | //#include "G4VEMDataSet.hh" |
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48 | //#include "G4VDataSetAlgorithm.hh" |
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49 | #include "G4LogLogInterpolation.hh" |
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50 | #include "G4PaulKCrossSection.hh" |
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51 | #include "G4Proton.hh" |
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52 | #include "G4Alpha.hh" |
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53 | |
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54 | |
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55 | G4PaulKCrossSection::G4PaulKCrossSection() |
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56 | { |
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57 | |
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58 | |
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59 | interpolation = new G4LogLogInterpolation(); |
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60 | |
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61 | /* |
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62 | G4String path = getenv("G4LEDATA"); |
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63 | |
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64 | if (!path) |
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65 | G4Exception("G4paulKCrossSection::G4paulKCrossSection: G4LEDATA environment variable not set"); |
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66 | G4cout << path + "/kcsPaul/kcs-" << G4endl; |
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67 | */ |
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68 | |
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69 | |
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70 | for (G4int i=4; i<93; i++) { |
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71 | protonDataSetMap[i] = new G4EMDataSet(i,interpolation); |
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72 | protonDataSetMap[i]->LoadData("pixe/kpcsPaul/kcs-"); |
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73 | } |
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74 | for (G4int i=6; i<93; i++) { |
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75 | alphaDataSetMap[i] = new G4EMDataSet(i,interpolation); |
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76 | alphaDataSetMap[i]->LoadData("pixe/kacsPaul/kacs-"); |
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77 | } |
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78 | |
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79 | |
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80 | |
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81 | |
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82 | } |
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83 | |
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84 | G4PaulKCrossSection::~G4PaulKCrossSection() |
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85 | { |
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86 | |
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87 | protonDataSetMap.clear(); |
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88 | alphaDataSetMap.clear(); |
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89 | |
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90 | } |
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91 | |
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92 | G4double G4PaulKCrossSection::CalculateKCrossSection(G4int zTarget,G4double massIncident, G4double energyIncident) |
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93 | { |
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94 | |
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95 | G4Proton* aProtone = G4Proton::Proton(); |
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96 | G4Alpha* aAlpha = G4Alpha::Alpha(); |
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97 | |
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98 | G4double sigma = 0; |
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99 | |
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100 | if (massIncident == aProtone->GetPDGMass() ) |
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101 | { |
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102 | |
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103 | sigma = protonDataSetMap[zTarget]->FindValue(energyIncident/MeV); |
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104 | |
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105 | } |
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106 | else |
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107 | { |
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108 | if (massIncident == aAlpha->GetPDGMass()) |
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109 | { |
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110 | |
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111 | sigma = alphaDataSetMap[zTarget]->FindValue(energyIncident/MeV); |
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112 | |
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113 | } |
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114 | else |
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115 | { |
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116 | G4cout << "we can treat only Proton or Alpha incident particles " << G4endl; |
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117 | sigma = 0.; |
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118 | } |
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119 | } |
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120 | |
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121 | |
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122 | // sigma is in internal units (mm^2) |
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123 | return sigma; |
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124 | } |
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125 | |
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126 | |
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127 | |
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128 | |
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135 | |
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136 | |
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