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Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. * 17 // * 17 // * * 18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************* 24 // ******************************************************************** 25 // 25 // 26 // INCL++ intra-nuclear cascade model 26 // INCL++ intra-nuclear cascade model 27 // Alain Boudard, CEA-Saclay, France 27 // Alain Boudard, CEA-Saclay, France 28 // Joseph Cugnon, University of Liege, Belgium 28 // Joseph Cugnon, University of Liege, Belgium 29 // Jean-Christophe David, CEA-Saclay, France 29 // Jean-Christophe David, CEA-Saclay, France 30 // Pekka Kaitaniemi, CEA-Saclay, France, and H 30 // Pekka Kaitaniemi, CEA-Saclay, France, and Helsinki Institute of Physics, Finland 31 // Sylvie Leray, CEA-Saclay, France 31 // Sylvie Leray, CEA-Saclay, France 32 // Davide Mancusi, CEA-Saclay, France 32 // Davide Mancusi, CEA-Saclay, France 33 // 33 // 34 #define INCLXX_IN_GEANT4_MODE 1 34 #define INCLXX_IN_GEANT4_MODE 1 35 35 36 #include "globals.hh" 36 #include "globals.hh" 37 37 38 #include "G4INCLNDeltaToNSKChannel.hh" 38 #include "G4INCLNDeltaToNSKChannel.hh" 39 #include "G4INCLKinematicsUtils.hh" 39 #include "G4INCLKinematicsUtils.hh" 40 #include "G4INCLBinaryCollisionAvatar.hh" 40 #include "G4INCLBinaryCollisionAvatar.hh" 41 #include "G4INCLRandom.hh" 41 #include "G4INCLRandom.hh" 42 #include "G4INCLGlobals.hh" 42 #include "G4INCLGlobals.hh" 43 #include "G4INCLLogger.hh" 43 #include "G4INCLLogger.hh" 44 #include <algorithm> 44 #include <algorithm> 45 #include "G4INCLPhaseSpaceGenerator.hh" 45 #include "G4INCLPhaseSpaceGenerator.hh" 46 46 47 namespace G4INCL { 47 namespace G4INCL { 48 48 49 const G4double NDeltaToNSKChannel::angularSl 49 const G4double NDeltaToNSKChannel::angularSlope = 2.; 50 50 51 NDeltaToNSKChannel::NDeltaToNSKChannel(Parti 51 NDeltaToNSKChannel::NDeltaToNSKChannel(Particle *p1, Particle *p2) 52 : particle1(p1), particle2(p2) 52 : particle1(p1), particle2(p2) 53 {} 53 {} 54 54 55 NDeltaToNSKChannel::~NDeltaToNSKChannel(){} 55 NDeltaToNSKChannel::~NDeltaToNSKChannel(){} 56 56 57 void NDeltaToNSKChannel::fillFinalState(Fina 57 void NDeltaToNSKChannel::fillFinalState(FinalState *fs) { 58 // D++ p -> p S+ K+ (6) 58 // D++ p -> p S+ K+ (6) 59 // 59 // 60 // D++ n -> p S+ K0 (3) 60 // D++ n -> p S+ K0 (3) 61 // D++ n -> p S0 K+ (3) 61 // D++ n -> p S0 K+ (3) 62 // D++ n -> n S+ K+ (3) 62 // D++ n -> n S+ K+ (3) 63 // 63 // 64 // D+ p -> p S+ K0 (2) 64 // D+ p -> p S+ K0 (2) 65 // D+ p -> p S0 K+ (2) 65 // D+ p -> p S0 K+ (2) 66 // D+ p -> n S+ K+ (3) 66 // D+ p -> n S+ K+ (3) 67 // 67 // 68 // D+ n -> p S0 K0 (3) 68 // D+ n -> p S0 K0 (3) 69 // D+ n -> p S- K+ (2) 69 // D+ n -> p S- K+ (2) 70 // D+ n -> n S+ K0 (2) 70 // D+ n -> n S+ K0 (2) 71 // D+ n -> n S0 K+ (2) 71 // D+ n -> n S0 K+ (2) 72 72 73 73 74 Particle *delta; 74 Particle *delta; 75 75 76 if (particle1->isResonance()) { 76 if (particle1->isResonance()) { 77 delta = particle1; 77 delta = particle1; 78 } 78 } 79 else { 79 else { 80 delta = particle2; 80 delta = particle2; 81 } 81 } 82 82 83 const G4double sqrtS = KinematicsUtils::to 83 const G4double sqrtS = KinematicsUtils::totalEnergyInCM(particle1, particle2); 84 84 85 const G4int iso = ParticleTable::getIsospi 85 const G4int iso = ParticleTable::getIsospin(particle1->getType()) + ParticleTable::getIsospin(particle2->getType()); 86 const G4int iso_d = ParticleTable::getIsos 86 const G4int iso_d = ParticleTable::getIsospin(delta->getType()); 87 87 88 ParticleType KaonType; 88 ParticleType KaonType; 89 ParticleType NucleonType; 89 ParticleType NucleonType; 90 ParticleType SigmaType; 90 ParticleType SigmaType; 91 91 92 const G4double rdm = Random::shoot(); 92 const G4double rdm = Random::shoot(); 93 93 94 if(std::abs(iso) == 4){// D++ p 94 if(std::abs(iso) == 4){// D++ p 95 KaonType = ParticleTable::getKaonType(is 95 KaonType = ParticleTable::getKaonType(iso/4); 96 NucleonType = ParticleTable::getNucleonT 96 NucleonType = ParticleTable::getNucleonType(iso/4); 97 SigmaType = ParticleTable::getSigmaType( 97 SigmaType = ParticleTable::getSigmaType(iso/2); 98 } 98 } 99 else if(iso == 0){// D+ n 99 else if(iso == 0){// D+ n 100 if(rdm*9 < 3){ 100 if(rdm*9 < 3){ 101 KaonType = ParticleTable::getKaonType( 101 KaonType = ParticleTable::getKaonType(-iso_d); 102 NucleonType = ParticleTable::getNucleo 102 NucleonType = ParticleTable::getNucleonType(iso_d); 103 SigmaType = SigmaZero; 103 SigmaType = SigmaZero; 104 } 104 } 105 else if(rdm*9 < 5){ 105 else if(rdm*9 < 5){ 106 KaonType = ParticleTable::getKaonType( 106 KaonType = ParticleTable::getKaonType(iso_d); 107 NucleonType = ParticleTable::getNucleo 107 NucleonType = ParticleTable::getNucleonType(iso_d); 108 SigmaType = ParticleTable::getSigmaTyp 108 SigmaType = ParticleTable::getSigmaType(-2*iso_d); 109 } 109 } 110 else if(rdm*9 < 7){ 110 else if(rdm*9 < 7){ 111 KaonType = ParticleTable::getKaonType( 111 KaonType = ParticleTable::getKaonType(-iso_d); 112 NucleonType = ParticleTable::getNucleo 112 NucleonType = ParticleTable::getNucleonType(-iso_d); 113 SigmaType = ParticleTable::getSigmaTyp 113 SigmaType = ParticleTable::getSigmaType(2*iso_d); 114 } 114 } 115 else{ 115 else{ 116 KaonType = ParticleTable::getKaonType( 116 KaonType = ParticleTable::getKaonType(iso_d); 117 NucleonType = ParticleTable::getNucleo 117 NucleonType = ParticleTable::getNucleonType(-iso_d); 118 SigmaType = SigmaZero; 118 SigmaType = SigmaZero; 119 } 119 } 120 } 120 } 121 else if(ParticleTable::getIsospin(particle 121 else if(ParticleTable::getIsospin(particle1->getType()) == ParticleTable::getIsospin(particle2->getType())){// D+ p 122 if(rdm*7 < 2){ 122 if(rdm*7 < 2){ 123 KaonType = ParticleTable::getKaonType( 123 KaonType = ParticleTable::getKaonType(-iso/2); 124 NucleonType = ParticleTable::getNucleo 124 NucleonType = ParticleTable::getNucleonType(iso/2); 125 SigmaType = ParticleTable::getSigmaTyp 125 SigmaType = ParticleTable::getSigmaType(iso); 126 } 126 } 127 else if(rdm*7 < 4){ 127 else if(rdm*7 < 4){ 128 KaonType = ParticleTable::getKaonType( 128 KaonType = ParticleTable::getKaonType(iso/2); 129 NucleonType = ParticleTable::getNucleo 129 NucleonType = ParticleTable::getNucleonType(iso/2); 130 SigmaType = SigmaZero; 130 SigmaType = SigmaZero; 131 } 131 } 132 else{ 132 else{ 133 KaonType = ParticleTable::getKaonType( 133 KaonType = ParticleTable::getKaonType(iso/2); 134 NucleonType = ParticleTable::getNucleo 134 NucleonType = ParticleTable::getNucleonType(-iso/2); 135 SigmaType = ParticleTable::getSigmaTyp 135 SigmaType = ParticleTable::getSigmaType(iso); 136 } 136 } 137 } 137 } 138 else{// D++ n 138 else{// D++ n 139 if(rdm*3 < 1){ 139 if(rdm*3 < 1){ 140 KaonType = ParticleTable::getKaonType( 140 KaonType = ParticleTable::getKaonType(-iso/2); 141 NucleonType = ParticleTable::getNucleo 141 NucleonType = ParticleTable::getNucleonType(iso/2); 142 SigmaType = ParticleTable::getSigmaTyp 142 SigmaType = ParticleTable::getSigmaType(iso); 143 } 143 } 144 else if(rdm*3 < 2){ 144 else if(rdm*3 < 2){ 145 KaonType = ParticleTable::getKaonType( 145 KaonType = ParticleTable::getKaonType(iso/2); 146 NucleonType = ParticleTable::getNucleo 146 NucleonType = ParticleTable::getNucleonType(iso/2); 147 SigmaType = SigmaZero; 147 SigmaType = SigmaZero; 148 } 148 } 149 else{ 149 else{ 150 KaonType = ParticleTable::getKaonType( 150 KaonType = ParticleTable::getKaonType(iso/2); 151 NucleonType = ParticleTable::getNucleo 151 NucleonType = ParticleTable::getNucleonType(-iso/2); 152 SigmaType = ParticleTable::getSigmaTyp 152 SigmaType = ParticleTable::getSigmaType(iso); 153 } 153 } 154 } 154 } 155 155 156 particle1->setType(NucleonType); 156 particle1->setType(NucleonType); 157 particle2->setType(SigmaType); 157 particle2->setType(SigmaType); 158 158 159 ParticleList list; 159 ParticleList list; 160 list.push_back(particle1); 160 list.push_back(particle1); 161 list.push_back(particle2); 161 list.push_back(particle2); 162 const ThreeVector &rcol = particle2->getPo 162 const ThreeVector &rcol = particle2->getPosition(); 163 const ThreeVector zero; 163 const ThreeVector zero; 164 Particle *kaon = new Particle(KaonType,zer 164 Particle *kaon = new Particle(KaonType,zero,rcol); 165 list.push_back(kaon); 165 list.push_back(kaon); 166 166 167 if(Random::shoot()<0.5) PhaseSpaceGenerato 167 if(Random::shoot()<0.5) PhaseSpaceGenerator::generateBiased(sqrtS, list, 0, angularSlope); 168 else PhaseSpaceGenerator::generateBiased(s 168 else PhaseSpaceGenerator::generateBiased(sqrtS, list, 1, angularSlope); 169 169 170 fs->addModifiedParticle(particle1); 170 fs->addModifiedParticle(particle1); 171 fs->addModifiedParticle(particle2); 171 fs->addModifiedParticle(particle2); 172 fs->addCreatedParticle(kaon); 172 fs->addCreatedParticle(kaon); 173 173 174 } 174 } 175 } 175 } 176 176