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 | // Split barion (antibarion) into quark and diquark (antidiquark and antiqaurk ) |
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27 | // based on prototype, needs clean up of interfaces HPW Feb 1999 |
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28 | // Numbers verified and errors corrected, HPW Dec 1999 |
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29 | |
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30 | #include "G4BaryonSplitter.hh" |
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31 | #include "G4ParticleTable.hh" |
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32 | |
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33 | G4BaryonSplitter:: |
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34 | G4BaryonSplitter() |
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35 | { |
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36 | theBaryons.insert(new G4SPBaryon(G4Proton::Proton())); |
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37 | theBaryons.insert(new G4SPBaryon(G4Neutron::Neutron())); |
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38 | theBaryons.insert(new G4SPBaryon(G4AntiProton::AntiProton())); |
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39 | theBaryons.insert(new G4SPBaryon(G4AntiNeutron::AntiNeutron())); |
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40 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(2224))); // D++ |
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41 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(2214))); // D+ |
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42 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(2114))); // D0 |
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43 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(1114))); // D- |
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44 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-2224))); // anti D++ |
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45 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-2214))); // anti D+ |
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46 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-2114))); // anti D0 |
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47 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-1114))); // anti D- |
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48 | theBaryons.insert(new G4SPBaryon(G4Lambda::Lambda())); |
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49 | theBaryons.insert(new G4SPBaryon(G4AntiLambda::AntiLambda())); |
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50 | theBaryons.insert(new G4SPBaryon(G4SigmaPlus::SigmaPlus())); |
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51 | theBaryons.insert(new G4SPBaryon(G4SigmaZero::SigmaZero())); |
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52 | theBaryons.insert(new G4SPBaryon(G4SigmaMinus::SigmaMinus())); |
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53 | theBaryons.insert(new G4SPBaryon(G4AntiSigmaPlus::AntiSigmaPlus())); |
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54 | theBaryons.insert(new G4SPBaryon(G4AntiSigmaZero::AntiSigmaZero())); |
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55 | theBaryons.insert(new G4SPBaryon(G4AntiSigmaMinus::AntiSigmaMinus())); |
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56 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(3224))); // S+* |
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57 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(3214))); // S0* |
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58 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(3114))); // S-* |
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59 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-3224))); // anti S+* |
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60 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-3214))); // anti S0* |
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61 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-3114))); // anti S-* |
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62 | theBaryons.insert(new G4SPBaryon(G4XiMinus::XiMinus())); |
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63 | theBaryons.insert(new G4SPBaryon(G4XiZero::XiZero())); |
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64 | theBaryons.insert(new G4SPBaryon(G4AntiXiMinus::AntiXiMinus())); |
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65 | theBaryons.insert(new G4SPBaryon(G4AntiXiZero::AntiXiZero())); |
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66 | theBaryons.insert(new G4SPBaryon(G4OmegaMinus::OmegaMinus())); |
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67 | theBaryons.insert(new G4SPBaryon(G4AntiOmegaMinus::AntiOmegaMinus())); |
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68 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(3324))); // X0* |
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69 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(3314))); // X-* |
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70 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-3324))); // anti X0* |
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71 | theBaryons.insert(new G4SPBaryon(G4ParticleTable::GetParticleTable()->FindParticle(-3314))); // anti X-* |
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72 | } |
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73 | |
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74 | G4bool G4BaryonSplitter:: |
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75 | SplitBarion(G4int PDGCode, G4int* q_or_qqbar, G4int* qbar_or_qq) |
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76 | { |
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77 | const G4SPBaryon * aBaryon = theBaryons.GetBaryon(G4ParticleTable::GetParticleTable()->FindParticle(PDGCode)); |
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78 | if(aBaryon==NULL) |
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79 | { |
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80 | return FALSE; |
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81 | } |
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82 | else |
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83 | { |
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84 | aBaryon->SampleQuarkAndDiquark(*q_or_qqbar, *qbar_or_qq); |
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85 | return TRUE; |
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86 | } |
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87 | } |
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88 | |
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89 | |
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90 | // Get the splittable baryon for a PDG code. |
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91 | const G4SPBaryon & G4BaryonSplitter:: |
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92 | GetSPBaryon(G4int PDGCode) |
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93 | { |
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94 | return *theBaryons.GetBaryon(G4ParticleTable::GetParticleTable()->FindParticle(PDGCode)); |
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95 | } |
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96 | |
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97 | |
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98 | // Find rest diquark in given barion after quark - antiquark annihilation |
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99 | G4bool G4BaryonSplitter:: |
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100 | FindDiquark(G4int PDGCode, G4int Quark, G4int* Diquark) |
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101 | { |
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102 | const G4SPBaryon * aBaryon = theBaryons.GetBaryon(G4ParticleTable::GetParticleTable()->FindParticle(PDGCode)); |
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103 | if(aBaryon) |
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104 | { |
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105 | aBaryon->FindDiquark(Quark, *Diquark); |
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106 | return true; |
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107 | } |
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108 | return false; |
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109 | } |
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110 | |
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