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 | // |
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28 | // ------------------------------------------------------------------- |
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29 | // GEANT 4 class file |
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30 | // |
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31 | // CERN, Geneva, Switzerland |
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32 | // |
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33 | // File name: G4PhotonEvaporation |
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34 | // |
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35 | // Author: Maria Grazia Pia (pia@genova.infn.it) |
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36 | // |
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37 | // Creation date: 23 October 1998 |
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38 | // |
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39 | // Modifications: |
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40 | // |
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41 | // 8 March 2002, Fan Lei (flei@space.qinetiq.com) |
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42 | // |
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43 | // Implementation of Internal Convertion process in discrete deexcitation |
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44 | // The following public methods have been added. |
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45 | // |
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46 | // void SetICM (G4bool); |
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47 | // void CallFromRDM(G4bool); |
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48 | // void SetMaxHalfLife(G4double) ; |
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49 | // void SetEOccupancy( G4ElectronOccupancy eOccupancy) ; |
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50 | // G4ElectronOccupancy GetEOccupancy () ; |
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51 | // |
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52 | // ------------------------------------------------------------------- |
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53 | |
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54 | #include "G4PhotonEvaporation.hh" |
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55 | |
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56 | #include "globals.hh" |
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57 | #include "Randomize.hh" |
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58 | #include "G4Gamma.hh" |
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59 | #include "G4LorentzVector.hh" |
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60 | #include "G4VGammaTransition.hh" |
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61 | #include "G4Fragment.hh" |
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62 | #include "G4FragmentVector.hh" |
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63 | #include "G4ContinuumGammaDeexcitation.hh" |
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64 | #include "G4DiscreteGammaDeexcitation.hh" |
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65 | #include "G4E1Probability.hh" |
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66 | |
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67 | G4PhotonEvaporation::G4PhotonEvaporation() |
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68 | :_verbose(0),_myOwnProbAlgorithm (true), |
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69 | _eOccupancy(0), _vShellNumber(-1),_gammaE(0.) |
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70 | { |
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71 | _probAlgorithm = new G4E1Probability; |
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72 | _discrDeexcitation = new G4DiscreteGammaDeexcitation; |
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73 | _contDeexcitation = new G4ContinuumGammaDeexcitation; |
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74 | (dynamic_cast <G4DiscreteGammaDeexcitation*> (_discrDeexcitation))->SetICM(false); |
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75 | } |
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76 | |
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77 | |
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78 | G4PhotonEvaporation::~G4PhotonEvaporation() |
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79 | { |
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80 | if(_myOwnProbAlgorithm) delete _probAlgorithm; |
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81 | delete _discrDeexcitation; |
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82 | delete _contDeexcitation; |
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83 | } |
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84 | |
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85 | |
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86 | void G4PhotonEvaporation::Initialize(const G4Fragment& fragment) |
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87 | { |
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88 | _nucleus = fragment; |
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89 | return; |
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90 | } |
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91 | |
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92 | |
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93 | G4FragmentVector* G4PhotonEvaporation::BreakUp(const G4Fragment& nucleus) |
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94 | { |
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95 | _nucleus = nucleus; |
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96 | |
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97 | G4FragmentVector* products = new G4FragmentVector; |
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98 | |
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99 | _contDeexcitation->SetNucleus(nucleus); |
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100 | _discrDeexcitation->SetNucleus(nucleus); |
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101 | |
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102 | // Do one photon emission |
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103 | |
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104 | // Products from continuum gamma transitions |
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105 | |
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106 | G4FragmentVector* contProducts = _contDeexcitation->DoTransition(); |
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107 | |
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108 | G4int nCont = 0; |
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109 | if (contProducts != 0) nCont = contProducts->size(); |
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110 | |
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111 | G4FragmentVector::iterator i; |
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112 | if (nCont > 0) |
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113 | { |
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114 | G4Fragment modifiedNucleus = _contDeexcitation->GetNucleus(); |
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115 | _discrDeexcitation->SetNucleus(modifiedNucleus); |
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116 | for (i = contProducts->begin(); i != contProducts->end(); i++) |
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117 | { |
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118 | products->push_back(*i); |
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119 | } |
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120 | } |
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121 | else |
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122 | { |
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123 | // Products from discrete gamma transitions |
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124 | G4FragmentVector* discrProducts = _discrDeexcitation->DoTransition(); |
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125 | |
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126 | G4int nDiscr = 0; |
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127 | if (discrProducts != 0) nDiscr = discrProducts->size(); |
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128 | |
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129 | if (_verbose > 0) |
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130 | G4cout << " = BreakUp = " << nDiscr |
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131 | << " gammas from DiscreteDeexcitation " |
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132 | << G4endl; |
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133 | |
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134 | for (i = discrProducts->begin(); i != discrProducts->end(); i++) |
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135 | { |
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136 | products->push_back(*i); |
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137 | } |
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138 | discrProducts->clear(); |
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139 | delete discrProducts; |
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140 | } |
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141 | |
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142 | |
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143 | _gammaE = 0.; |
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144 | if (products->size() > 0) |
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145 | { |
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146 | _gammaE = (*(products->begin()))->GetMomentum().e(); |
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147 | } |
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148 | |
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149 | contProducts->clear(); |
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150 | delete contProducts; // delete vector, not fragments |
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151 | |
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152 | // Add deexcited nucleus to products |
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153 | G4Fragment* finalNucleus = new G4Fragment(_discrDeexcitation->GetNucleus()); |
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154 | products->push_back(finalNucleus); |
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155 | |
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156 | |
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157 | if (_verbose > 0) |
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158 | G4cout << "*-*-*-* Photon evaporation: " << products->size() << G4endl; |
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159 | |
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160 | return products; |
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161 | } |
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162 | |
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163 | |
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164 | G4FragmentVector* G4PhotonEvaporation::BreakItUp(const G4Fragment& nucleus) |
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165 | { |
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166 | _nucleus = nucleus; |
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167 | |
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168 | G4FragmentVector* products = new G4FragmentVector; |
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169 | |
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170 | _contDeexcitation->SetNucleus(nucleus); |
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171 | _discrDeexcitation->SetNucleus(nucleus); |
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172 | |
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173 | // Do the whole gamma chain |
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174 | |
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175 | G4FragmentVector* contProducts = _contDeexcitation->DoChain(); |
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176 | |
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177 | // Products from continuum gamma transitions |
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178 | G4int nCont = 0; |
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179 | if (contProducts != 0) nCont = contProducts->size(); |
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180 | |
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181 | if (_verbose > 0) |
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182 | G4cout << " = BreakItUp = " << nCont |
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183 | << " gammas from ContinuumDeexcitation " << G4endl; |
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184 | |
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185 | G4FragmentVector::iterator i; |
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186 | if (nCont > 0) |
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187 | { |
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188 | G4Fragment modifiedNucleus = _contDeexcitation->GetNucleus(); |
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189 | _discrDeexcitation->SetNucleus(modifiedNucleus); |
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190 | for (i = contProducts->begin(); i != contProducts->end(); i++) |
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191 | { |
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192 | products->push_back(*i); |
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193 | } |
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194 | } |
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195 | |
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196 | // Products from discrete gamma transitions |
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197 | G4FragmentVector* discrProducts = _discrDeexcitation->DoChain(); |
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198 | _eOccupancy = _discrDeexcitation->GetEO(); |
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199 | _vShellNumber = _discrDeexcitation->GetVacantSN(); |
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200 | |
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201 | // not sure if the following line is needed! |
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202 | _discrDeexcitation->SetVaccantSN(-1); |
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203 | |
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204 | G4int nDiscr = 0; |
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205 | if (discrProducts != 0) nDiscr = discrProducts->size(); |
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206 | |
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207 | if (_verbose > 0) |
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208 | G4cout << " = BreakItUp = " << nDiscr |
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209 | << " gammas from DiscreteDeexcitation " << G4endl; |
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210 | |
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211 | for (i = discrProducts->begin(); i != discrProducts->end(); i++) |
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212 | { |
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213 | products->push_back(*i); |
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214 | } |
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215 | |
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216 | // Add deexcited nucleus to products |
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217 | G4Fragment* finalNucleus = new G4Fragment(_discrDeexcitation->GetNucleus()); |
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218 | products->push_back(finalNucleus); |
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219 | if (_verbose > 0) |
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220 | G4cout << " = BreakItUp = Nucleus added to products" << G4endl; |
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221 | |
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222 | if (_verbose > 0) |
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223 | G4cout << "*-*-* Photon evaporation: " << products->size() << G4endl; |
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224 | |
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225 | #ifdef debug |
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226 | CheckConservation(nucleus,products); |
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227 | #endif |
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228 | contProducts->clear(); |
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229 | discrProducts->clear(); |
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230 | delete contProducts; // delete vector, not fragments |
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231 | delete discrProducts; |
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232 | return products; |
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233 | } |
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234 | |
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235 | G4double G4PhotonEvaporation::GetEmissionProbability() const |
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236 | { |
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237 | G4double prob = 0.; |
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238 | if (_probAlgorithm != 0) prob = _probAlgorithm->EmissionProbability(_nucleus,_gammaE); |
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239 | return prob; |
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240 | } |
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241 | |
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242 | |
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243 | void G4PhotonEvaporation::SetEmissionStrategy(G4VEmissionProbability * probAlgorithm) |
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244 | { |
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245 | |
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246 | // CD - not sure about always wanting to delete this pointer.... |
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247 | |
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248 | if(_myOwnProbAlgorithm) delete _probAlgorithm; |
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249 | |
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250 | _probAlgorithm = probAlgorithm; |
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251 | |
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252 | _myOwnProbAlgorithm = false; |
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253 | |
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254 | return; |
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255 | } |
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256 | |
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257 | |
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258 | void G4PhotonEvaporation::SetVerboseLevel(G4int verbose) |
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259 | { |
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260 | _verbose = verbose; |
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261 | _contDeexcitation->SetVerboseLevel(verbose); |
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262 | _discrDeexcitation->SetVerboseLevel(verbose); |
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263 | |
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264 | return; |
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265 | } |
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266 | |
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267 | void G4PhotonEvaporation::SetICM(G4bool ic) |
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268 | { |
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269 | (dynamic_cast <G4DiscreteGammaDeexcitation*> (_discrDeexcitation))->SetICM(ic); |
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270 | return; |
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271 | } |
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272 | |
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273 | void G4PhotonEvaporation::SetMaxHalfLife(G4double hl) |
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274 | { |
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275 | (dynamic_cast <G4DiscreteGammaDeexcitation*> (_discrDeexcitation))->SetHL(hl); |
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276 | return; |
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277 | } |
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278 | |
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279 | void G4PhotonEvaporation::RDMForced(G4bool fromRDM) |
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280 | { |
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281 | (dynamic_cast <G4DiscreteGammaDeexcitation*> (_discrDeexcitation))->SetRDM(fromRDM); |
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282 | return; |
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283 | } |
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284 | |
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285 | void G4PhotonEvaporation::SetEOccupancy(G4ElectronOccupancy eo) |
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286 | { |
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287 | _discrDeexcitation->SetEO(eo); |
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288 | return; |
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289 | } |
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290 | |
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291 | #ifdef debug |
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292 | void G4PhotonEvaporation::CheckConservation(const G4Fragment & theInitialState, |
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293 | G4FragmentVector * Result) const |
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294 | { |
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295 | G4double ProductsEnergy =0; |
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296 | G4ThreeVector ProductsMomentum; |
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297 | G4int ProductsA = 0; |
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298 | G4int ProductsZ = 0; |
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299 | G4FragmentVector::iterator h; |
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300 | for (h = Result->begin(); h != Result->end(); h++) { |
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301 | G4LorentzVector tmp = (*h)->GetMomentum(); |
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302 | ProductsEnergy += tmp.e(); |
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303 | ProductsMomentum += tmp.vect(); |
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304 | ProductsA += static_cast<G4int>((*h)->GetA()); |
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305 | ProductsZ += static_cast<G4int>((*h)->GetZ()); |
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306 | } |
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307 | |
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308 | if (ProductsA != theInitialState.GetA()) { |
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309 | G4cout << "!!!!!!!!!! Baryonic Number Conservation Violation !!!!!!!!!!" << G4endl; |
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310 | G4cout << "G4PhotonEvaporation.cc: Barionic Number Conservation test for evaporation fragments" |
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311 | << G4endl; |
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312 | G4cout << "Initial A = " << theInitialState.GetA() |
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313 | << " Fragments A = " << ProductsA << " Diference --> " |
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314 | << theInitialState.GetA() - ProductsA << G4endl; |
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315 | } |
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316 | if (ProductsZ != theInitialState.GetZ()) { |
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317 | G4cout << "!!!!!!!!!! Charge Conservation Violation !!!!!!!!!!" << G4endl; |
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318 | G4cout << "G4PhotonEvaporation.cc: Charge Conservation test for evaporation fragments" |
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319 | << G4endl; |
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320 | G4cout << "Initial Z = " << theInitialState.GetZ() |
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321 | << " Fragments Z = " << ProductsZ << " Diference --> " |
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322 | << theInitialState.GetZ() - ProductsZ << G4endl; |
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323 | } |
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324 | if (std::abs(ProductsEnergy-theInitialState.GetMomentum().e()) > 1.0*keV) { |
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325 | G4cout << "!!!!!!!!!! Energy Conservation Violation !!!!!!!!!!" << G4endl; |
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326 | G4cout << "G4PhotonEvaporation.cc: Energy Conservation test for evaporation fragments" |
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327 | << G4endl; |
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328 | G4cout << "Initial E = " << theInitialState.GetMomentum().e()/MeV << " MeV" |
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329 | << " Fragments E = " << ProductsEnergy/MeV << " MeV Diference --> " |
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330 | << (theInitialState.GetMomentum().e() - ProductsEnergy)/MeV << " MeV" << G4endl; |
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331 | } |
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332 | if (std::abs(ProductsMomentum.x()-theInitialState.GetMomentum().x()) > 1.0*keV || |
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333 | std::abs(ProductsMomentum.y()-theInitialState.GetMomentum().y()) > 1.0*keV || |
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334 | std::abs(ProductsMomentum.z()-theInitialState.GetMomentum().z()) > 1.0*keV) { |
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335 | G4cout << "!!!!!!!!!! Momentum Conservation Violation !!!!!!!!!!" << G4endl; |
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336 | G4cout << "G4PhotonEvaporation.cc: Momentum Conservation test for evaporation fragments" |
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337 | << G4endl; |
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338 | G4cout << "Initial P = " << theInitialState.GetMomentum().vect() << " MeV" |
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339 | << " Fragments P = " << ProductsMomentum << " MeV Diference --> " |
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340 | << theInitialState.GetMomentum().vect() - ProductsMomentum << " MeV" << G4endl; |
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341 | } |
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342 | return; |
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343 | } |
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344 | #endif |
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345 | |
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346 | |
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347 | |
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