[819] | 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 | // GEANT 4 class file |
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| 29 | // |
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| 30 | // CERN, Geneva, Switzerland |
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| 31 | // |
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| 32 | // File name: G4DiscreteGammaDeexcitation |
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| 33 | // |
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| 34 | // Author: Maria Grazia Pia (pia@genova.infn.it) |
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| 35 | // |
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| 36 | // Creation date: 23 October 1998 |
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| 37 | // |
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| 38 | // Modifications: |
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| 39 | // 8 March 2001, Fan Lei (flei@space.qinetiq.com) |
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| 40 | // Added the following as part if the IC implementation |
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| 41 | // void SetICM(G4bool hl) { _icm = hl; }; |
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| 42 | // void SetRDM(G4bool hl) { _rdm = hl; }; |
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| 43 | // void SetHL(G4double hl) { _max_hl = hl; }; |
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| 44 | // Changed in CreateTransition() from |
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| 45 | // return new G4DiscreteGammaTransition(*level); |
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| 46 | // To |
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| 47 | // return new G4DiscreteGammaTransition(*level,Z); |
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| 48 | // Added in CanDoTransition |
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| 49 | // if (level->HalfLife() > _max_hl && !_rdm ) canDo = false; |
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| 50 | // |
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| 51 | // ------------------------------------------------------------------- |
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| 52 | |
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| 53 | #include "G4DiscreteGammaDeexcitation.hh" |
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| 54 | #include "G4DiscreteGammaTransition.hh" |
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| 55 | #include "G4NuclearLevelManager.hh" |
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| 56 | #include "G4NuclearLevelStore.hh" |
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| 57 | |
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| 58 | #include "G4ios.hh" |
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| 59 | #include <fstream> |
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| 60 | #include <sstream> |
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| 61 | |
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| 62 | |
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| 63 | G4DiscreteGammaDeexcitation::G4DiscreteGammaDeexcitation(): |
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| 64 | _nucleusZ(0), _nucleusA(0), _max_hl(1e-6*second), _icm(false), |
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| 65 | _rdm(false), _levelManager(0) |
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| 66 | { |
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| 67 | _tolerance = 0.1 * MeV; |
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| 68 | } |
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| 69 | |
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| 70 | |
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| 71 | G4DiscreteGammaDeexcitation::~G4DiscreteGammaDeexcitation() {} |
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| 72 | |
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| 73 | |
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| 74 | G4VGammaTransition* G4DiscreteGammaDeexcitation::CreateTransition() |
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| 75 | { |
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| 76 | G4Fragment nucleus = GetNucleus(); |
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| 77 | G4int A = static_cast<G4int>(nucleus.GetA()); |
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| 78 | G4int Z = static_cast<G4int>(nucleus.GetZ()); |
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| 79 | |
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| 80 | if (_nucleusA != A || _nucleusZ != Z) |
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| 81 | { |
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| 82 | _nucleusA = A; |
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| 83 | _nucleusZ = Z; |
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| 84 | _levelManager = G4NuclearLevelStore::GetInstance()->GetManager(Z,A); |
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| 85 | } |
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| 86 | |
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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, _tolerance); |
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| 100 | const G4NuclearLevel* level =_levelManager->NearestLevel(excitation); |
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| 101 | |
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| 102 | if (level != 0) |
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| 103 | { |
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| 104 | if (_verbose > 0) |
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| 105 | G4cout |
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| 106 | << "G4DiscreteGammaDeexcitation::CreateTransition - Created from level energy " |
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| 107 | << level->Energy() << ", excitation is " |
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| 108 | << excitation << G4endl; |
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| 109 | G4DiscreteGammaTransition* dtransit = new G4DiscreteGammaTransition(*level,Z); |
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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 | else 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() const |
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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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[962] | 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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[819] | 140 | G4Fragment nucleus = GetNucleus(); |
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| 141 | if (canDo) { |
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| 142 | G4double A = nucleus.GetA(); |
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| 143 | G4double Z = nucleus.GetZ(); |
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| 144 | if (Z<2 || A<3 || Z>98) |
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| 145 | { |
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| 146 | canDo = false; |
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| 147 | if (_verbose > 0) |
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| 148 | G4cout |
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| 149 | << "G4DiscreteGammaDeexcitation::CanDoTransition - n/p/H/>Cf" |
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| 150 | << G4endl; |
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| 151 | } |
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| 152 | } |
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| 153 | |
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| 154 | G4double excitation = nucleus.GetExcitationEnergy(); |
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[962] | 155 | |
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[819] | 156 | if (canDo) { |
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[962] | 157 | if (excitation <= 0.) { |
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| 158 | canDo = false; |
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| 159 | if (_verbose > 0) |
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| 160 | G4cout |
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| 161 | << "G4DiscreteGammaDeexcitation::CanDoTransition - Excitation <= 0" |
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| 162 | << G4endl; |
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| 163 | } else { |
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| 164 | if (excitation > _levelManager->MaxLevelEnergy() + _tolerance) canDo = false; |
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| 165 | if (excitation < _levelManager->MinLevelEnergy() - _tolerance) canDo = false; |
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| 166 | // The following is a protection to avoid looping in case of elements with very low |
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| 167 | // ensdf levels |
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| 168 | if (excitation < _levelManager->MinLevelEnergy() * 0.9) canDo = false; |
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[819] | 169 | |
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[962] | 170 | if (_verbose > 0) { |
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[819] | 171 | G4cout << "G4DiscreteGammaDeexcitation::CanDoTransition - Excitation " |
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| 172 | << excitation << ", Min-Max are " |
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| 173 | << _levelManager->MinLevelEnergy() << " " |
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| 174 | << _levelManager->MaxLevelEnergy() << G4endl; |
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| 175 | } |
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[962] | 176 | } |
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[819] | 177 | } |
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[962] | 178 | |
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[819] | 179 | if (canDo) { |
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| 180 | const G4NuclearLevel* level = _levelManager->NearestLevel(excitation); |
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| 181 | if (level != 0) { |
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| 182 | if (level->HalfLife() > _max_hl && !_rdm ) canDo = false; |
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| 183 | } else { |
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| 184 | canDo = false; |
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| 185 | } |
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[962] | 186 | if (_verbose > 0) { |
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| 187 | G4cout << "G4DiscreteGammaDeexcitation::CanDoTransition - Halflife " |
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| 188 | << level->HalfLife() << ", Calling from RDM " |
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| 189 | << (_rdm ? " True " : " False ") << ", Max-HL = " << _max_hl << G4endl; |
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| 190 | } |
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[819] | 191 | } |
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[962] | 192 | if (_verbose > 0) { |
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| 193 | G4cout <<"G4DiscreteGammaDeexcitation::CanDoTransition - CanDo:" |
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| 194 | << (canDo ? " True " : " False ") << G4endl; |
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| 195 | } |
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| 196 | |
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[819] | 197 | return canDo; |
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| 198 | |
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| 199 | } |
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| 200 | |
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