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These * 9 // * include a list of copyright holders. << 9 // * include a list of copyright holders. * 10 // * << 10 // * * 11 // * Neither the authors of this software syst << 11 // * Neither the authors of this software system, nor their employing * 12 // * institutes,nor the agencies providing fin << 12 // * institutes,nor the agencies providing financial support for this * 13 // * work make any representation or warran << 13 // * work make any representation or warranty, express or implied, * 14 // * regarding this software system or assum << 14 // * regarding this software system or assume any liability for its * 15 // * use. Please see the license in the file << 15 // * use. 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 // << 26 // 27 // Geant4 Header : G4HadronElastic << 27 // $Id: G4HadronElastic.hh,v 1.27.2.1 2010/01/26 15:03:49 gcosmo Exp $ 28 // << 28 // GEANT4 tag $Name: geant4-09-02-patch-04 $ 29 // Author : V.Ivanchenko 29 June 2009 (redesig << 29 // 30 // << 30 // 31 // Modified: << 31 // G4 Model: Low energy elastic scattering with 4-momentum balance 32 // << 32 // Derived fron G4LElastic of F.W. Jones, TRIUMF, 04-JUN-96 33 // Class Description << 33 // Uses G4ElasticHadrNucleusHE and G4VQCrossSection 34 // Default model for elastic scattering; GHEIS << 34 // 35 // Class Description - End << 35 // Modified: 36 << 36 // 14-Dec-05 V.Ivanchenko rename the class 37 #ifndef G4HadronElastic_h << 37 // 13-Apr-06 V.Ivanchenko move to coherent_elastic 38 #define G4HadronElastic_h 1 << 38 // 25-Jul-06 V.Ivanchenko add 19 MeV low energy, below which S-wave is sampled 39 << 39 // 20-Oct-06 V.Ivanchenko default ekinhigh = GeV (use HE model) 40 #include "globals.hh" << 40 // 16-Nov-06 V.Ivanchenko remove definition 41 #include "G4HadronicInteraction.hh" << 41 // 16-Nov-06 V.Ivanchenko default ekinhigh = 0.4*GeV 42 #include "G4HadProjectile.hh" << 42 // 16-Nov-06 V.Ivanchenko cleanup and rename Set methods and variables 43 #include "G4Nucleus.hh" << 43 // 28-Mar-07 V.Ivanchenko add NIST manager 44 #include "G4NucleiProperties.hh" << 44 // 11-May-07 V.Ivanchenko remove unused method Defs1 45 << 45 // 46 class G4ParticleDefinition; << 46 // 47 << 47 // Class Description 48 class G4HadronElastic : public G4HadronicInter << 48 // Final state production model for hadron nuclear elastic scattering; 49 { << 49 // Class Description - End 50 public: << 50 51 << 51 52 explicit G4HadronElastic(const G4String& nam << 52 #ifndef G4HadronElastic_h 53 << 53 #define G4HadronElastic_h 1 54 ~G4HadronElastic() override; << 54 55 << 55 #include "globals.hh" 56 // implementation of the G4HadronicInteracti << 56 #include "G4HadronicInteraction.hh" 57 G4HadFinalState* ApplyYourself(const G4HadPr << 57 #include "G4HadProjectile.hh" 58 G4Nucleus & targetNucleus) override; << 58 #include "G4Nucleus.hh" 59 << 59 60 // sample momentum transfer using Lab. momen << 60 enum G4ElasticGenerator 61 G4double SampleInvariantT(const G4ParticleDe << 61 { 62 G4int Z, G4int A) override; << 62 fLElastic = 0, 63 << 63 fHElastic, 64 G4double GetSlopeCof( const G4int pdg ); << 64 fQElastic, 65 << 65 fSWave 66 inline void SetLowestEnergyLimit(G4double va << 66 }; 67 << 67 68 inline G4double LowestEnergyLimit() const; << 68 class G4ParticleDefinition; 69 << 69 class G4VQCrossSection; 70 inline G4double ComputeMomentumCMS(const G4P << 70 class G4ElasticHadrNucleusHE; 71 G4double plab, G4int Z, G4int A); << 71 72 << 72 class G4HadronElastic : public G4HadronicInteraction 73 void ModelDescription(std::ostream&) const o << 73 { 74 << 74 public: 75 protected: << 75 76 << 76 G4HadronElastic(G4ElasticHadrNucleusHE* HModel = 0); 77 G4double pLocalTmax; << 77 78 G4int secID; // Creator model ID for the re << 78 virtual ~G4HadronElastic(); 79 << 79 80 private: << 80 G4HadFinalState * ApplyYourself(const G4HadProjectile & aTrack, 81 << 81 G4Nucleus & targetNucleus); 82 G4ParticleDefinition* theProton; << 82 83 G4ParticleDefinition* theNeutron; << 83 G4VQCrossSection* GetCS(); 84 G4ParticleDefinition* theDeuteron; << 84 85 G4ParticleDefinition* theAlpha; << 85 G4ElasticHadrNucleusHE* GetHElastic(); 86 << 86 87 G4double lowestEnergyLimit; << 87 void SetPlabLowLimit(G4double value); 88 G4int nwarn; << 88 89 }; << 89 void SetHEModelLowLimit(G4double value); 90 << 90 91 inline void G4HadronElastic::SetLowestEnergyLi << 91 void SetQModelLowLimit(G4double value); 92 { << 92 93 lowestEnergyLimit = value; << 93 void SetLowestEnergyLimit(G4double value); 94 } << 94 95 << 95 void SetRecoilKinEnergyLimit(G4double value); 96 inline G4double G4HadronElastic::LowestEnergyL << 96 97 { << 97 G4double SampleT(G4double p, G4double m1, G4double m2, G4double A); 98 return lowestEnergyLimit; << 98 99 } << 99 private: 100 << 100 101 inline G4double << 101 G4int Rtmi(G4double* x, G4double xli, G4double xri, G4double eps, 102 G4HadronElastic::ComputeMomentumCMS(const G4Pa << 102 G4int iend, 103 G4double plab, G4int Z, G4int A) << 103 G4double aa, G4double bb, G4double cc, G4double dd, 104 { << 104 G4double rr); 105 G4double m1 = p->GetPDGMass(); << 105 106 G4double m12= m1*m1; << 106 G4double Fctcos(G4double t, 107 G4double mass2 = G4NucleiProperties::GetNucl << 107 G4double aa, G4double bb, G4double cc, G4double dd, 108 return plab*mass2/std::sqrt(m12 + mass2*mass << 108 G4double rr); 109 } << 109 110 << 110 static G4VQCrossSection* qCManager; 111 #endif << 111 >> 112 G4ElasticHadrNucleusHE* hElastic; >> 113 >> 114 G4ParticleDefinition* theProton; >> 115 G4ParticleDefinition* theNeutron; >> 116 G4ParticleDefinition* theDeuteron; >> 117 G4ParticleDefinition* theAlpha; >> 118 const G4ParticleDefinition* thePionPlus; >> 119 const G4ParticleDefinition* thePionMinus; >> 120 >> 121 G4double lowEnergyRecoilLimit; >> 122 G4double lowEnergyLimitHE; >> 123 G4double lowEnergyLimitQ; >> 124 G4double lowestEnergyLimit; >> 125 G4double plabLowLimit; >> 126 >> 127 }; >> 128 >> 129 inline void G4HadronElastic::SetRecoilKinEnergyLimit(G4double value) >> 130 { >> 131 lowEnergyRecoilLimit = value; >> 132 } >> 133 >> 134 inline void G4HadronElastic::SetPlabLowLimit(G4double value) >> 135 { >> 136 plabLowLimit = value; >> 137 } >> 138 >> 139 inline void G4HadronElastic::SetHEModelLowLimit(G4double value) >> 140 { >> 141 lowEnergyLimitHE = value; >> 142 } >> 143 >> 144 inline void G4HadronElastic::SetQModelLowLimit(G4double value) >> 145 { >> 146 lowEnergyLimitQ = value; >> 147 } >> 148 >> 149 inline void G4HadronElastic::SetLowestEnergyLimit(G4double value) >> 150 { >> 151 lowestEnergyLimit = value; >> 152 } >> 153 >> 154 #endif 112 155