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24 | // ******************************************************************** |
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25 | // |
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26 | // $Id: G4DiscreteGammaDeexcitation.cc,v 1.15 2010/05/10 07:20:40 vnivanch Exp $ |
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27 | // GEANT4 tag $Name: geant4-09-03-ref-09 $ |
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28 | // |
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29 | // ------------------------------------------------------------------- |
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30 | // GEANT 4 class file |
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31 | // |
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32 | // CERN, Geneva, Switzerland |
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33 | // |
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34 | // File name: G4DiscreteGammaDeexcitation |
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35 | // |
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36 | // Author: Maria Grazia Pia (pia@genova.infn.it) |
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37 | // |
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38 | // Creation date: 23 October 1998 |
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39 | // |
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40 | // Modifications: |
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41 | // 8 March 2001, Fan Lei (flei@space.qinetiq.com) |
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42 | // Added the following as part if the IC implementation |
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43 | // void SetICM(G4bool hl) { _icm = hl; }; |
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44 | // void SetRDM(G4bool hl) { _rdm = hl; }; |
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45 | // void SetHL(G4double hl) { _max_hl = hl; }; |
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46 | // Changed in CreateTransition() from |
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47 | // return new G4DiscreteGammaTransition(*level); |
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48 | // To |
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49 | // return new G4DiscreteGammaTransition(*level,Z); |
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50 | // Added in CanDoTransition |
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51 | // if (level->HalfLife() > _max_hl && !_rdm ) canDo = false; |
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52 | // |
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53 | // ------------------------------------------------------------------- |
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54 | |
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55 | #include "G4DiscreteGammaDeexcitation.hh" |
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56 | #include "G4DiscreteGammaTransition.hh" |
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57 | #include "G4NuclearLevelManager.hh" |
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58 | #include "G4NuclearLevelStore.hh" |
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59 | |
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60 | #include "G4ios.hh" |
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61 | #include <fstream> |
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62 | #include <sstream> |
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63 | |
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64 | |
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65 | G4DiscreteGammaDeexcitation::G4DiscreteGammaDeexcitation(): |
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66 | _nucleusZ(0), _nucleusA(0), _max_hl(1e-6*second), _icm(false), |
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67 | _rdm(false), _levelManager(0) |
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68 | { |
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69 | _tolerance = CLHEP::keV; |
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70 | } |
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71 | |
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72 | G4DiscreteGammaDeexcitation::~G4DiscreteGammaDeexcitation() |
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73 | {} |
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74 | |
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75 | G4VGammaTransition* G4DiscreteGammaDeexcitation::CreateTransition() |
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76 | { |
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77 | G4Fragment* nucleus = GetNucleus(); |
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78 | G4int A = static_cast<G4int>(nucleus->GetA()); |
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79 | G4int Z = static_cast<G4int>(nucleus->GetZ()); |
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80 | // _verbose =2; |
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81 | // G4cout << "G4DiscreteGammaDeexcitation::CreateTransition: " << nucleus << G4endl; |
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82 | if (_nucleusA != A || _nucleusZ != Z) |
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83 | { |
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84 | _nucleusA = A; |
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85 | _nucleusZ = Z; |
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86 | _levelManager = G4NuclearLevelStore::GetInstance()->GetManager(Z,A); |
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87 | } |
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88 | |
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89 | if (_levelManager->IsValid()) |
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90 | { |
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91 | if (_verbose > 1) |
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92 | { |
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93 | G4cout |
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94 | << "G4DiscreteGammaDeexcitation::CreateTransition - (A,Z) is valid " |
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95 | << G4endl; |
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96 | } |
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97 | |
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98 | G4double excitation = nucleus->GetExcitationEnergy(); |
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99 | const G4NuclearLevel* level =_levelManager->NearestLevel(excitation); |
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100 | |
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101 | if (level != 0) |
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102 | { |
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103 | if (_verbose > 0) { |
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104 | G4cout |
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105 | << "G4DiscreteGammaDeexcitation::CreateTransition - Created from level energy " |
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106 | << level->Energy() << ", excitation is " |
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107 | << excitation << G4endl; |
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108 | } |
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109 | G4DiscreteGammaTransition* dtransit = new G4DiscreteGammaTransition(*level,Z,A); |
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110 | dtransit->SetICM(_icm); |
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111 | return dtransit; |
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112 | } |
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113 | else |
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114 | { |
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115 | if (_verbose > 0) { |
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116 | G4cout |
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117 | << "G4DiscreteGammaDeexcitation::CreateTransition - No transition created from " |
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118 | << excitation << " within tolerance " << _tolerance << G4endl; |
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119 | } |
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120 | return 0; |
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121 | } |
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122 | } |
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123 | return 0; |
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124 | } |
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125 | |
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126 | |
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127 | G4bool G4DiscreteGammaDeexcitation::CanDoTransition() |
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128 | { |
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129 | |
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130 | G4bool canDo = true; |
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131 | |
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132 | if (_transition == 0) { |
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133 | canDo = false; |
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134 | |
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135 | if (_verbose > 0) |
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136 | G4cout |
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137 | << "G4DiscreteGammaDeexcitation::CanDoTransition - Null transition " |
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138 | << G4endl; |
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139 | } |
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140 | if (canDo) { |
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141 | if (_nucleusZ<2 || _nucleusA<3 || _nucleusZ>98) |
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142 | { |
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143 | canDo = false; |
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144 | if (_verbose > 0) |
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145 | G4cout |
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146 | << "G4DiscreteGammaDeexcitation::CanDoTransition - n/p/H/>Cf" |
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147 | << G4endl; |
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148 | } |
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149 | } |
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150 | |
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151 | G4Fragment* nucleus = GetNucleus(); |
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152 | G4double excitation = nucleus->GetExcitationEnergy(); |
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153 | //G4cout << "G4DiscreteGammaDeexcitation::CanDoTransition: " << nucleus << G4endl; |
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154 | |
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155 | if (canDo) { |
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156 | if (excitation <= _tolerance) { |
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157 | canDo = false; |
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158 | if (_verbose > 0) { |
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159 | G4cout |
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160 | << "G4DiscreteGammaDeexcitation::CanDoTransition - Excitation <= 0" |
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161 | << excitation << " " << excitation - _tolerance |
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162 | << G4endl; |
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163 | } |
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164 | } else { |
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165 | if (excitation > _levelManager->MaxLevelEnergy() + _tolerance) canDo = false; |
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166 | //if (excitation < _levelManager->MinLevelEnergy() - _tolerance) canDo = false; |
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167 | // The following is a protection to avoid looping in case of elements with very low |
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168 | // ensdf levels |
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169 | //if (excitation < _levelManager->MinLevelEnergy() * 0.9) canDo = false; |
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170 | |
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171 | if (_verbose > 0) { |
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172 | G4cout << "G4DiscreteGammaDeexcitation::CanDoTransition - Excitation " |
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173 | << excitation << ", Min-Max are " |
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174 | << _levelManager->MinLevelEnergy() << " " |
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175 | << _levelManager->MaxLevelEnergy() << G4endl; |
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176 | } |
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177 | } |
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178 | } |
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179 | |
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180 | if (canDo) { |
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181 | const G4NuclearLevel* level = _levelManager->NearestLevel(excitation); |
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182 | if (level != 0) { |
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183 | if (level->HalfLife() > _max_hl && !_rdm ) canDo = false; |
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184 | } else { |
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185 | canDo = false; |
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186 | } |
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187 | if (_verbose > 0) { |
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188 | G4cout << "G4DiscreteGammaDeexcitation::CanDoTransition - Halflife " |
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189 | << level->HalfLife() << ", Calling from RDM " |
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190 | << (_rdm ? " True " : " False ") << ", Max-HL = " << _max_hl << G4endl; |
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191 | } |
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192 | } |
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193 | if (_verbose > 0) { |
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194 | G4cout <<"G4DiscreteGammaDeexcitation::CanDoTransition - CanDo:" |
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195 | << (canDo ? " True " : " False ") << G4endl; |
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196 | } |
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197 | |
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198 | return canDo; |
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199 | |
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200 | } |
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201 | |
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