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Public Member Functions | Static Public Member Functions
G4GlauberGribovCrossSection Class Reference

#include <G4GlauberGribovCrossSection.hh>

Inheritance diagram for G4GlauberGribovCrossSection:
G4VCrossSectionDataSet

Public Member Functions

 G4GlauberGribovCrossSection ()
 
virtual ~G4GlauberGribovCrossSection ()
 
virtual G4bool IsIsoApplicable (const G4DynamicParticle *aDP, G4int Z, G4int A, const G4Element *elm=0, const G4Material *mat=0)
 
virtual G4double GetIsoCrossSection (const G4DynamicParticle *, G4int Z, G4int A, const G4Isotope *iso=0, const G4Element *elm=0, const G4Material *mat=0)
 
G4double GetRatioSD (const G4DynamicParticle *, G4int At, G4int Zt)
 
G4double GetRatioQE (const G4DynamicParticle *, G4int At, G4int Zt)
 
G4double GetHadronNucleonXsc (const G4DynamicParticle *, const G4Element *)
 
G4double GetHadronNucleonXsc (const G4DynamicParticle *, G4int At, G4int Zt)
 
G4double GetHadronNucleonXscPDG (const G4DynamicParticle *, const G4Element *)
 
G4double GetHadronNucleonXscPDG (const G4DynamicParticle *, G4int At, G4int Zt)
 
G4double GetHadronNucleonXscNS (const G4DynamicParticle *, const G4Element *)
 
G4double GetHadronNucleonXscNS (const G4DynamicParticle *, G4int At, G4int Zt)
 
G4double GetKaonNucleonXscVector (const G4DynamicParticle *, G4int At, G4int Zt)
 
G4double GetHNinelasticXsc (const G4DynamicParticle *, const G4Element *)
 
G4double GetHNinelasticXsc (const G4DynamicParticle *, G4int At, G4int Zt)
 
G4double GetHNinelasticXscVU (const G4DynamicParticle *, G4int At, G4int Zt)
 
G4double CalculateEcmValue (const G4double, const G4double, const G4double)
 
G4double CalcMandelstamS (const G4double, const G4double, const G4double)
 
G4double GetNucleusRadius (const G4DynamicParticle *, const G4Element *)
 
G4double GetNucleusRadius (G4int At)
 
virtual void CrossSectionDescription (std::ostream &) const
 
G4double GetElasticGlauberGribov (const G4DynamicParticle *, G4int Z, G4int A)
 
G4double GetInelasticGlauberGribov (const G4DynamicParticle *, G4int Z, G4int A)
 
G4double GetTotalGlauberGribovXsc ()
 
G4double GetElasticGlauberGribovXsc ()
 
G4double GetInelasticGlauberGribovXsc ()
 
G4double GetProductionGlauberGribovXsc ()
 
G4double GetDiffractionGlauberGribovXsc ()
 
G4double GetRadiusConst ()
 
G4double GetParticleBarCorTot (const G4ParticleDefinition *theParticle, G4int Z)
 
G4double GetParticleBarCorIn (const G4ParticleDefinition *theParticle, G4int Z)
 
void SetEnergyLowerLimit (G4double E)
 
- Public Member Functions inherited from G4VCrossSectionDataSet
 G4VCrossSectionDataSet (const G4String &nam="")
 
virtual ~G4VCrossSectionDataSet ()
 
virtual G4bool IsElementApplicable (const G4DynamicParticle *, G4int Z, const G4Material *mat=0)
 
G4double GetCrossSection (const G4DynamicParticle *, const G4Element *, const G4Material *mat=0)
 
G4double ComputeCrossSection (const G4DynamicParticle *, const G4Element *, const G4Material *mat=0)
 
virtual G4double GetElementCrossSection (const G4DynamicParticle *, G4int Z, const G4Material *mat=0)
 
virtual G4Isotope * SelectIsotope (const G4Element *, G4double kinEnergy)
 
virtual void BuildPhysicsTable (const G4ParticleDefinition &)
 
virtual void DumpPhysicsTable (const G4ParticleDefinition &)
 
virtual G4int GetVerboseLevel () const
 
virtual void SetVerboseLevel (G4int value)
 
G4double GetMinKinEnergy () const
 
void SetMinKinEnergy (G4double value)
 
G4double GetMaxKinEnergy () const
 
void SetMaxKinEnergy (G4double value)
 
const G4String & GetName () const
 

Static Public Member Functions

static const char * Default_Name ()
 

Additional Inherited Members

- Protected Member Functions inherited from G4VCrossSectionDataSet
void SetName (const G4String &)
 
- Protected Attributes inherited from G4VCrossSectionDataSet
G4int verboseLevel
 

Detailed Description

Definition at line 55 of file G4GlauberGribovCrossSection.hh.

Constructor & Destructor Documentation

G4GlauberGribovCrossSection::G4GlauberGribovCrossSection ( )

Definition at line 230 of file G4GlauberGribovCrossSection.cc.

References G4Alpha::Alpha(), G4AntiLambda::AntiLambda(), G4AntiNeutron::AntiNeutron(), G4AntiOmegaMinus::AntiOmegaMinus(), G4AntiProton::AntiProton(), G4AntiSigmaMinus::AntiSigmaMinus(), G4AntiSigmaPlus::AntiSigmaPlus(), G4AntiSigmaZero::AntiSigmaZero(), G4AntiXiMinus::AntiXiMinus(), G4AntiXiZero::AntiXiZero(), G4Deuteron::Deuteron(), G4Gamma::Gamma(), G4He3::He3(), G4KaonMinus::KaonMinus(), G4KaonPlus::KaonPlus(), G4KaonZeroLong::KaonZeroLong(), G4KaonZeroShort::KaonZeroShort(), G4Lambda::Lambda(), G4Neutron::Neutron(), G4OmegaMinus::OmegaMinus(), G4PionMinus::PionMinus(), G4PionPlus::PionPlus(), G4PionZero::PionZero(), G4Proton::Proton(), G4SigmaMinus::SigmaMinus(), G4SigmaPlus::SigmaPlus(), G4SigmaZero::SigmaZero(), G4Triton::Triton(), G4XiMinus::XiMinus(), and G4XiZero::XiZero().

231  : G4VCrossSectionDataSet(Default_Name()),
232 // fUpperLimit(100000*GeV),
233  fLowerLimit(10.*MeV),// fLowerLimit(3*GeV),
234  fRadiusConst(1.08*fermi), // 1.1, 1.3 ?
235  fTotalXsc(0.0), fElasticXsc(0.0), fInelasticXsc(0.0), fProductionXsc(0.0),
236  fDiffractionXsc(0.0)
237 // , fHadronNucleonXsc(0.0)
238 {
239  theGamma = G4Gamma::Gamma();
240  theProton = G4Proton::Proton();
241  theNeutron = G4Neutron::Neutron();
242  theAProton = G4AntiProton::AntiProton();
243  theANeutron = G4AntiNeutron::AntiNeutron();
244  thePiPlus = G4PionPlus::PionPlus();
245  thePiMinus = G4PionMinus::PionMinus();
246  thePiZero = G4PionZero::PionZero();
247  theKPlus = G4KaonPlus::KaonPlus();
248  theKMinus = G4KaonMinus::KaonMinus();
249  theK0S = G4KaonZeroShort::KaonZeroShort();
250  theK0L = G4KaonZeroLong::KaonZeroLong();
251  theL = G4Lambda::Lambda();
252  theAntiL = G4AntiLambda::AntiLambda();
253  theSPlus = G4SigmaPlus::SigmaPlus();
254  theASPlus = G4AntiSigmaPlus::AntiSigmaPlus();
255  theSMinus = G4SigmaMinus::SigmaMinus();
256  theASMinus = G4AntiSigmaMinus::AntiSigmaMinus();
257  theS0 = G4SigmaZero::SigmaZero();
258  theAS0 = G4AntiSigmaZero::AntiSigmaZero();
259  theXiMinus = G4XiMinus::XiMinus();
260  theXi0 = G4XiZero::XiZero();
261  theAXiMinus = G4AntiXiMinus::AntiXiMinus();
262  theAXi0 = G4AntiXiZero::AntiXiZero();
263  theOmega = G4OmegaMinus::OmegaMinus();
264  theAOmega = G4AntiOmegaMinus::AntiOmegaMinus();
265  theD = G4Deuteron::Deuteron();
266  theT = G4Triton::Triton();
267  theA = G4Alpha::Alpha();
268  theHe3 = G4He3::He3();
269 
270  hnXsc = new G4HadronNucleonXsc();
271 }
G4AntiOmegaMinus::AntiOmegaMinus
static G4AntiOmegaMinus * AntiOmegaMinus()
Definition: G4AntiOmegaMinus.cc:110
G4VCrossSectionDataSet::G4VCrossSectionDataSet
G4VCrossSectionDataSet(const G4String &nam="")
Definition: G4VCrossSectionDataSet.cc:54
G4OmegaMinus::OmegaMinus
static G4OmegaMinus * OmegaMinus()
Definition: G4OmegaMinus.cc:110
G4KaonZeroLong::KaonZeroLong
static G4KaonZeroLong * KaonZeroLong()
Definition: G4KaonZeroLong.cc:115
G4AntiSigmaPlus::AntiSigmaPlus
static G4AntiSigmaPlus * AntiSigmaPlus()
Definition: G4AntiSigmaPlus.cc:108
G4SigmaZero::SigmaZero
static G4SigmaZero * SigmaZero()
Definition: G4SigmaZero.cc:99
G4KaonMinus::KaonMinus
static G4KaonMinus * KaonMinus()
Definition: G4KaonMinus.cc:113
G4AntiSigmaMinus::AntiSigmaMinus
static G4AntiSigmaMinus * AntiSigmaMinus()
Definition: G4AntiSigmaMinus.cc:106
G4XiZero::XiZero
static G4XiZero * XiZero()
Definition: G4XiZero.cc:106
G4KaonZeroShort::KaonZeroShort
static G4KaonZeroShort * KaonZeroShort()
Definition: G4KaonZeroShort.cc:104
G4AntiProton::AntiProton
static G4AntiProton * AntiProton()
Definition: G4AntiProton.cc:93
G4XiMinus::XiMinus
static G4XiMinus * XiMinus()
Definition: G4XiMinus.cc:106
G4AntiXiMinus::AntiXiMinus
static G4AntiXiMinus * AntiXiMinus()
Definition: G4AntiXiMinus.cc:105
G4Triton::Triton
static G4Triton * Triton()
Definition: G4Triton.cc:95
G4Proton::Proton
static G4Proton * Proton()
Definition: G4Proton.cc:93
G4PionPlus::PionPlus
static G4PionPlus * PionPlus()
Definition: G4PionPlus.cc:98
G4Neutron::Neutron
static G4Neutron * Neutron()
Definition: G4Neutron.cc:104
G4Gamma::Gamma
static G4Gamma * Gamma()
Definition: G4Gamma.cc:86
G4PionZero::PionZero
static G4PionZero * PionZero()
Definition: G4PionZero.cc:104
G4Deuteron::Deuteron
static G4Deuteron * Deuteron()
Definition: G4Deuteron.cc:94
G4SigmaMinus::SigmaMinus
static G4SigmaMinus * SigmaMinus()
Definition: G4SigmaMinus.cc:106
G4AntiLambda::AntiLambda
static G4AntiLambda * AntiLambda()
Definition: G4AntiLambda.cc:108
G4PionMinus::PionMinus
static G4PionMinus * PionMinus()
Definition: G4PionMinus.cc:98
G4AntiSigmaZero::AntiSigmaZero
static G4AntiSigmaZero * AntiSigmaZero()
Definition: G4AntiSigmaZero.cc:99
G4AntiXiZero::AntiXiZero
static G4AntiXiZero * AntiXiZero()
Definition: G4AntiXiZero.cc:106
G4Alpha::Alpha
static G4Alpha * Alpha()
Definition: G4Alpha.cc:89
G4SigmaPlus::SigmaPlus
static G4SigmaPlus * SigmaPlus()
Definition: G4SigmaPlus.cc:108
G4Lambda::Lambda
static G4Lambda * Lambda()
Definition: G4Lambda.cc:108
G4KaonPlus::KaonPlus
static G4KaonPlus * KaonPlus()
Definition: G4KaonPlus.cc:113
G4He3::He3
static G4He3 * He3()
Definition: G4He3.cc:94
G4AntiNeutron::AntiNeutron
static G4AntiNeutron * AntiNeutron()
Definition: G4AntiNeutron.cc:103
G4GlauberGribovCrossSection::~G4GlauberGribovCrossSection ( )
virtual

Definition at line 277 of file G4GlauberGribovCrossSection.cc.

278 {
279  if (hnXsc) delete hnXsc;
280 }

Member Function Documentation

G4double G4GlauberGribovCrossSection::CalcMandelstamS ( const G4double  mp,
const G4double  mt,
const G4double  Plab 
)

Definition at line 1509 of file G4GlauberGribovCrossSection.cc.

Referenced by GetHadronNucleonXsc(), GetHadronNucleonXscNS(), and GetHadronNucleonXscPDG().

1512 {
1513  G4double Elab = std::sqrt ( mp * mp + Plab * Plab );
1514  G4double sMand = mp*mp + mt*mt + 2*Elab*mt ;
1515 
1516  return sMand;
1517 }
G4double
double G4double
Definition: G4Types.hh:76
G4double G4GlauberGribovCrossSection::CalculateEcmValue ( const G4double  mp,
const G4double  mt,
const G4double  Plab 
)

Definition at line 1493 of file G4GlauberGribovCrossSection.cc.

1496 {
1497  G4double Elab = std::sqrt ( mp * mp + Plab * Plab );
1498  G4double Ecm = std::sqrt ( mp * mp + mt * mt + 2 * Elab * mt );
1499  // G4double Pcm = Plab * mt / Ecm;
1500  // G4double KEcm = std::sqrt ( Pcm * Pcm + mp * mp ) - mp;
1501 
1502  return Ecm ; // KEcm;
1503 }
G4double
double G4double
Definition: G4Types.hh:76
void G4GlauberGribovCrossSection::CrossSectionDescription ( std::ostream &  outFile) const
virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 1523 of file G4GlauberGribovCrossSection.cc.

1524 {
1525  outFile << "G4GlauberGribovCrossSection calculates total, inelastic and\n"
1526  << "elastic cross sections for hadron-nucleus cross sections using\n"
1527  << "the Glauber model with Gribov corrections. It is valid for all\n"
1528  << "targets except hydrogen, and for incident p, pbar, n, sigma-,\n"
1529  << "pi+, pi-, K+, K- and gammas with energies above 3 GeV. This is\n"
1530  << "a cross section component which is to be used to build a cross\n"
1531  << "data set.\n";
1532 }
outFile
std::ofstream outFile
Definition: GammaRayTel.cc:68
static const char* G4GlauberGribovCrossSection::Default_Name ( )
inlinestatic

Definition at line 62 of file G4GlauberGribovCrossSection.hh.

Referenced by G4BGGNucleonInelasticXS::BuildPhysicsTable(), and G4BGGNucleonElasticXS::BuildPhysicsTable().

62 {return "Glauber-Gribov";}
G4double G4GlauberGribovCrossSection::GetDiffractionGlauberGribovXsc ( )
inline

Definition at line 107 of file G4GlauberGribovCrossSection.hh.

107 { return fDiffractionXsc; };
G4double G4GlauberGribovCrossSection::GetElasticGlauberGribov ( const G4DynamicParticle *  dp,
G4int  Z,
G4int  A 
)
inline

Definition at line 177 of file G4GlauberGribovCrossSection.hh.

References GetIsoCrossSection().

Referenced by G4BGGPionElasticXS::BuildPhysicsTable(), G4BGGNucleonElasticXS::BuildPhysicsTable(), G4BGGPionElasticXS::GetElementCrossSection(), and G4BGGNucleonElasticXS::GetElementCrossSection().

179 {
180  GetIsoCrossSection(dp, Z, A);
181  return fElasticXsc;
182 }
G4GlauberGribovCrossSection::GetIsoCrossSection
virtual G4double GetIsoCrossSection(const G4DynamicParticle *, G4int Z, G4int A, const G4Isotope *iso=0, const G4Element *elm=0, const G4Material *mat=0)
Definition: G4GlauberGribovCrossSection.cc:321
G4double G4GlauberGribovCrossSection::GetElasticGlauberGribovXsc ( )
inline

Definition at line 104 of file G4GlauberGribovCrossSection.hh.

Referenced by G4NeutronElasticXS::GetElementCrossSection().

104 { return fElasticXsc; };
G4double G4GlauberGribovCrossSection::GetHadronNucleonXsc ( const G4DynamicParticle *  aParticle,
const G4Element *  anElement 
)

Definition at line 524 of file G4GlauberGribovCrossSection.cc.

References G4lrint(), G4Element::GetN(), and G4Element::GetZ().

526 {
527  G4int At = G4lrint(anElement->GetN()); // number of nucleons
528  G4int Zt = G4lrint(anElement->GetZ()); // number of protons
529 
530  return GetHadronNucleonXsc(aParticle, At, Zt);
531 }
G4Element::GetN
G4double GetN() const
Definition: G4Element.hh:134
G4Element::GetZ
G4double GetZ() const
Definition: G4Element.hh:131
G4int
int G4int
Definition: G4Types.hh:78
G4GlauberGribovCrossSection::GetHadronNucleonXsc
G4double GetHadronNucleonXsc(const G4DynamicParticle *, const G4Element *)
Definition: G4GlauberGribovCrossSection.cc:524
G4lrint
int G4lrint(double ad)
Definition: templates.hh:163
G4double G4GlauberGribovCrossSection::GetHadronNucleonXsc ( const G4DynamicParticle *  aParticle,
G4int  At,
G4int  Zt 
)

Definition at line 541 of file G4GlauberGribovCrossSection.cc.

References CalcMandelstamS(), G4DynamicParticle::GetDefinition(), G4DynamicParticle::GetMass(), G4DynamicParticle::GetMomentum(), python.hepunit::GeV, CLHEP::Hep3Vector::mag(), and python.hepunit::millibarn.

543 {
544  G4double xsection;
545 
546  //G4double targ_mass = G4NucleiProperties::GetNuclearMass(At, Zt);
547 
548  G4double targ_mass = 0.939*GeV; // ~mean neutron and proton ???
549 
550  G4double proj_mass = aParticle->GetMass();
551  G4double proj_momentum = aParticle->GetMomentum().mag();
552  G4double sMand = CalcMandelstamS ( proj_mass , targ_mass , proj_momentum );
553 
554  sMand /= GeV*GeV; // in GeV for parametrisation
555  proj_momentum /= GeV;
556 
557  const G4ParticleDefinition* theParticle = aParticle->GetDefinition();
558 
559  G4double aa = At;
560 
561  if(theParticle == theGamma)
562  {
563  xsection = aa*(0.0677*std::pow(sMand,0.0808) + 0.129*std::pow(sMand,-0.4525));
564  }
565  else if(theParticle == theNeutron) // as proton ???
566  {
567  xsection = aa*(21.70*std::pow(sMand,0.0808) + 56.08*std::pow(sMand,-0.4525));
568  }
569  else if(theParticle == theProton)
570  {
571  xsection = aa*(21.70*std::pow(sMand,0.0808) + 56.08*std::pow(sMand,-0.4525));
572  // xsection = At*( 49.51*std::pow(sMand,-0.097) + 0.314*std::log(sMand)*std::log(sMand) );
573  // xsection = At*( 38.4 + 0.85*std::abs(std::pow(log(sMand),1.47)) );
574  }
575  else if(theParticle == theAProton)
576  {
577  xsection = aa*( 21.70*std::pow(sMand,0.0808) + 98.39*std::pow(sMand,-0.4525));
578  }
579  else if(theParticle == thePiPlus)
580  {
581  xsection = aa*(13.63*std::pow(sMand,0.0808) + 27.56*std::pow(sMand,-0.4525));
582  }
583  else if(theParticle == thePiMinus)
584  {
585  // xsection = At*( 55.2*std::pow(sMand,-0.255) + 0.346*std::log(sMand)*std::log(sMand) );
586  xsection = aa*(13.63*std::pow(sMand,0.0808) + 36.02*std::pow(sMand,-0.4525));
587  }
588  else if(theParticle == theKPlus)
589  {
590  xsection = aa*(11.82*std::pow(sMand,0.0808) + 8.15*std::pow(sMand,-0.4525));
591  }
592  else if(theParticle == theKMinus)
593  {
594  xsection = aa*(11.82*std::pow(sMand,0.0808) + 26.36*std::pow(sMand,-0.4525));
595  }
596  else // as proton ???
597  {
598  xsection = aa*(21.70*std::pow(sMand,0.0808) + 56.08*std::pow(sMand,-0.4525));
599  }
600  xsection *= millibarn;
601  return xsection;
602 }
G4DynamicParticle::GetDefinition
G4ParticleDefinition * GetDefinition() const
python.hepunit.millibarn
int millibarn
Definition: hepunit.py:40
G4DynamicParticle::GetMass
G4double GetMass() const
G4GlauberGribovCrossSection::CalcMandelstamS
G4double CalcMandelstamS(const G4double, const G4double, const G4double)
Definition: G4GlauberGribovCrossSection.cc:1509
G4double
double G4double
Definition: G4Types.hh:76
CLHEP::Hep3Vector::mag
double mag() const
G4DynamicParticle::GetMomentum
G4ThreeVector GetMomentum() const
G4double G4GlauberGribovCrossSection::GetHadronNucleonXscNS ( const G4DynamicParticle *  aParticle,
const G4Element *  anElement 
)

Definition at line 745 of file G4GlauberGribovCrossSection.cc.

References G4lrint(), G4Element::GetN(), and G4Element::GetZ().

Referenced by GetHNinelasticXsc(), GetIsoCrossSection(), GetRatioQE(), and GetRatioSD().

747 {
748  G4int At = G4lrint(anElement->GetN()); // number of nucleons
749  G4int Zt = G4lrint(anElement->GetZ()); // number of protons
750 
751  return GetHadronNucleonXscNS(aParticle, At, Zt);
752 }
G4Element::GetN
G4double GetN() const
Definition: G4Element.hh:134
G4Element::GetZ
G4double GetZ() const
Definition: G4Element.hh:131
G4GlauberGribovCrossSection::GetHadronNucleonXscNS
G4double GetHadronNucleonXscNS(const G4DynamicParticle *, const G4Element *)
Definition: G4GlauberGribovCrossSection.cc:745
G4int
int G4int
Definition: G4Types.hh:78
G4lrint
int G4lrint(double ad)
Definition: templates.hh:163
G4double G4GlauberGribovCrossSection::GetHadronNucleonXscNS ( const G4DynamicParticle *  aParticle,
G4int  At,
G4int  Zt 
)

Definition at line 763 of file G4GlauberGribovCrossSection.cc.

References CalcMandelstamS(), G4DynamicParticle::GetDefinition(), GetHadronNucleonXscPDG(), G4DynamicParticle::GetMass(), G4DynamicParticle::GetMomentum(), G4ParticleTable::GetParticleTable(), G4DynamicParticle::GetTotalEnergy(), python.hepunit::GeV, CLHEP::Hep3Vector::mag(), python.hepunit::millibarn, G4InuclParticleNames::nn, and G4InuclParticleNames::s0.

765 {
766  G4double xsection(0);
767  // G4double Delta; DHW 19 May 2011: variable set but not used
768  G4double A0, B0;
769  G4double hpXscv(0);
770  G4double hnXscv(0);
771 
772  G4int Nt = At-Zt; // number of neutrons
773  if (Nt < 0) Nt = 0;
774 
775  G4double aa = At;
776  G4double zz = Zt;
777  G4double nn = Nt;
778 
779  G4double targ_mass = G4ParticleTable::GetParticleTable()->
780  GetIonTable()->GetIonMass(Zt, At);
781 
782  targ_mass = 0.939*GeV; // ~mean neutron and proton ???
783 
784  G4double proj_mass = aParticle->GetMass();
785  G4double proj_energy = aParticle->GetTotalEnergy();
786  G4double proj_momentum = aParticle->GetMomentum().mag();
787 
788  G4double sMand = CalcMandelstamS ( proj_mass , targ_mass , proj_momentum );
789 
790  sMand /= GeV*GeV; // in GeV for parametrisation
791  proj_momentum /= GeV;
792  proj_energy /= GeV;
793  proj_mass /= GeV;
794 
795  // General PDG fit constants
796 
797  G4double s0 = 5.38*5.38; // in Gev^2
798  G4double eta1 = 0.458;
799  G4double eta2 = 0.458;
800  G4double B = 0.308;
801 
802 
803  const G4ParticleDefinition* theParticle = aParticle->GetDefinition();
804 
805 
806  if(theParticle == theNeutron)
807  {
808  if( proj_momentum >= 373.)
809  {
810  return GetHadronNucleonXscPDG(aParticle,At,Zt);
811  }
812  else if( proj_momentum >= 10.)
813  // if( proj_momentum >= 2.)
814  {
815  // Delta = 1.; // DHW 19 May 2011: variable set but not used
816  // if( proj_energy < 40. ) Delta = 0.916+0.0021*proj_energy;
817 
818  if(proj_momentum >= 10.)
819  {
820  B0 = 7.5;
821  A0 = 100. - B0*std::log(3.0e7);
822 
823  xsection = A0 + B0*std::log(proj_energy) - 11
824  + 103*std::pow(2*0.93827*proj_energy + proj_mass*proj_mass+
825  0.93827*0.93827,-0.165); // mb
826  }
827  xsection *= zz + nn;
828  }
829  else
830  {
831  // nn to be pp
832 
833  if( proj_momentum < 0.73 )
834  {
835  hnXscv = 23 + 50*( std::pow( std::log(0.73/proj_momentum), 3.5 ) );
836  }
837  else if( proj_momentum < 1.05 )
838  {
839  hnXscv = 23 + 40*(std::log(proj_momentum/0.73))*
840  (std::log(proj_momentum/0.73));
841  }
842  else // if( proj_momentum < 10. )
843  {
844  hnXscv = 39.0+
845  75*(proj_momentum - 1.2)/(std::pow(proj_momentum,3.0) + 0.15);
846  }
847  // pn to be np
848 
849  if( proj_momentum < 0.8 )
850  {
851  hpXscv = 33+30*std::pow(std::log(proj_momentum/1.3),4.0);
852  }
853  else if( proj_momentum < 1.4 )
854  {
855  hpXscv = 33+30*std::pow(std::log(proj_momentum/0.95),2.0);
856  }
857  else // if( proj_momentum < 10. )
858  {
859  hpXscv = 33.3+
860  20.8*(std::pow(proj_momentum,2.0)-1.35)/
861  (std::pow(proj_momentum,2.50)+0.95);
862  }
863  xsection = hpXscv*zz + hnXscv*nn;
864  }
865  }
866  else if(theParticle == theProton)
867  {
868  if( proj_momentum >= 373.)
869  {
870  return GetHadronNucleonXscPDG(aParticle,At,Zt);
871  }
872  else if( proj_momentum >= 10.)
873  // if( proj_momentum >= 2.)
874  {
875  // Delta = 1.; DHW 19 May 2011: variable set but not used
876  // if( proj_energy < 40. ) Delta = 0.916+0.0021*proj_energy;
877 
878  if(proj_momentum >= 10.)
879  {
880  B0 = 7.5;
881  A0 = 100. - B0*std::log(3.0e7);
882 
883  xsection = A0 + B0*std::log(proj_energy) - 11
884  + 103*std::pow(2*0.93827*proj_energy + proj_mass*proj_mass+
885  0.93827*0.93827,-0.165); // mb
886  }
887  xsection *= zz + nn;
888  }
889  else
890  {
891  // pp
892 
893  if( proj_momentum < 0.73 )
894  {
895  hpXscv = 23 + 50*( std::pow( std::log(0.73/proj_momentum), 3.5 ) );
896  }
897  else if( proj_momentum < 1.05 )
898  {
899  hpXscv = 23 + 40*(std::log(proj_momentum/0.73))*
900  (std::log(proj_momentum/0.73));
901  }
902  else // if( proj_momentum < 10. )
903  {
904  hpXscv = 39.0+
905  75*(proj_momentum - 1.2)/(std::pow(proj_momentum,3.0) + 0.15);
906  }
907  // pn to be np
908 
909  if( proj_momentum < 0.8 )
910  {
911  hnXscv = 33+30*std::pow(std::log(proj_momentum/1.3),4.0);
912  }
913  else if( proj_momentum < 1.4 )
914  {
915  hnXscv = 33+30*std::pow(std::log(proj_momentum/0.95),2.0);
916  }
917  else // if( proj_momentum < 10. )
918  {
919  hnXscv = 33.3+
920  20.8*(std::pow(proj_momentum,2.0)-1.35)/
921  (std::pow(proj_momentum,2.50)+0.95);
922  }
923  xsection = hpXscv*zz + hnXscv*nn;
924  // xsection = hpXscv*(Zt + Nt);
925  // xsection = hnXscv*(Zt + Nt);
926  }
927  // xsection *= 0.95;
928  }
929  else if( theParticle == theAProton )
930  {
931  // xsection = Zt*( 35.45 + B*std::pow(std::log(sMand/s0),2.)
932  // + 42.53*std::pow(sMand,-eta1) + 33.34*std::pow(sMand,-eta2));
933 
934  // xsection += Nt*( 35.80 + B*std::pow(std::log(sMand/s0),2.)
935  // + 40.15*std::pow(sMand,-eta1) + 30.*std::pow(sMand,-eta2));
936 
937  G4double logP = std::log(proj_momentum);
938 
939  if( proj_momentum <= 1.0 )
940  {
941  xsection = zz*(65.55 + 53.84/(proj_momentum+1.e-6) );
942  }
943  else
944  {
945  xsection = zz*( 41.1 + 77.2*std::pow( proj_momentum, -0.68)
946  + 0.293*logP*logP - 1.82*logP );
947  }
948  if ( nn > 0.)
949  {
950  xsection += nn*( 41.9 + 96.2*std::pow( proj_momentum, -0.99) - 0.154*logP);
951  }
952  else // H
953  {
954  fInelasticXsc = 38.0 + 38.0*std::pow( proj_momentum, -0.96)
955  - 0.169*logP*logP;
956  fInelasticXsc *= millibarn;
957  }
958  }
959  else if( theParticle == thePiPlus )
960  {
961  if(proj_momentum < 0.4)
962  {
963  G4double Ex3 = 180*std::exp(-(proj_momentum-0.29)*(proj_momentum-0.29)/0.085/0.085);
964  hpXscv = Ex3+20.0;
965  }
966  else if( proj_momentum < 1.15 )
967  {
968  G4double Ex4 = 88*(std::log(proj_momentum/0.75))*(std::log(proj_momentum/0.75));
969  hpXscv = Ex4+14.0;
970  }
971  else if(proj_momentum < 3.5)
972  {
973  G4double Ex1 = 3.2*std::exp(-(proj_momentum-2.55)*(proj_momentum-2.55)/0.55/0.55);
974  G4double Ex2 = 12*std::exp(-(proj_momentum-1.47)*(proj_momentum-1.47)/0.225/0.225);
975  hpXscv = Ex1+Ex2+27.5;
976  }
977  else // if(proj_momentum > 3.5) // mb
978  {
979  hpXscv = 10.6+2.*std::log(proj_energy)+25*std::pow(proj_energy,-0.43);
980  }
981  // pi+n = pi-p??
982 
983  if(proj_momentum < 0.37)
984  {
985  hnXscv = 28.0 + 40*std::exp(-(proj_momentum-0.29)*(proj_momentum-0.29)/0.07/0.07);
986  }
987  else if(proj_momentum<0.65)
988  {
989  hnXscv = 26+110*(std::log(proj_momentum/0.48))*(std::log(proj_momentum/0.48));
990  }
991  else if(proj_momentum<1.3)
992  {
993  hnXscv = 36.1+
994  10*std::exp(-(proj_momentum-0.72)*(proj_momentum-0.72)/0.06/0.06)+
995  24*std::exp(-(proj_momentum-1.015)*(proj_momentum-1.015)/0.075/0.075);
996  }
997  else if(proj_momentum<3.0)
998  {
999  hnXscv = 36.1+0.079-4.313*std::log(proj_momentum)+
1000  3*std::exp(-(proj_momentum-2.1)*(proj_momentum-2.1)/0.4/0.4)+
1001  1.5*std::exp(-(proj_momentum-1.4)*(proj_momentum-1.4)/0.12/0.12);
1002  }
1003  else // mb
1004  {
1005  hnXscv = 10.6+2*std::log(proj_energy)+30*std::pow(proj_energy,-0.43);
1006  }
1007  xsection = hpXscv*zz + hnXscv*nn;
1008  }
1009  else if(theParticle == thePiMinus)
1010  {
1011  // pi-n = pi+p??
1012 
1013  if(proj_momentum < 0.4)
1014  {
1015  G4double Ex3 = 180*std::exp(-(proj_momentum-0.29)*(proj_momentum-0.29)/0.085/0.085);
1016  hnXscv = Ex3+20.0;
1017  }
1018  else if(proj_momentum < 1.15)
1019  {
1020  G4double Ex4 = 88*(std::log(proj_momentum/0.75))*(std::log(proj_momentum/0.75));
1021  hnXscv = Ex4+14.0;
1022  }
1023  else if(proj_momentum < 3.5)
1024  {
1025  G4double Ex1 = 3.2*std::exp(-(proj_momentum-2.55)*(proj_momentum-2.55)/0.55/0.55);
1026  G4double Ex2 = 12*std::exp(-(proj_momentum-1.47)*(proj_momentum-1.47)/0.225/0.225);
1027  hnXscv = Ex1+Ex2+27.5;
1028  }
1029  else // if(proj_momentum > 3.5) // mb
1030  {
1031  hnXscv = 10.6+2.*std::log(proj_energy)+25*std::pow(proj_energy,-0.43);
1032  }
1033  // pi-p
1034 
1035  if(proj_momentum < 0.37)
1036  {
1037  hpXscv = 28.0 + 40*std::exp(-(proj_momentum-0.29)*(proj_momentum-0.29)/0.07/0.07);
1038  }
1039  else if(proj_momentum<0.65)
1040  {
1041  hpXscv = 26+110*(std::log(proj_momentum/0.48))*(std::log(proj_momentum/0.48));
1042  }
1043  else if(proj_momentum<1.3)
1044  {
1045  hpXscv = 36.1+
1046  10*std::exp(-(proj_momentum-0.72)*(proj_momentum-0.72)/0.06/0.06)+
1047  24*std::exp(-(proj_momentum-1.015)*(proj_momentum-1.015)/0.075/0.075);
1048  }
1049  else if(proj_momentum<3.0)
1050  {
1051  hpXscv = 36.1+0.079-4.313*std::log(proj_momentum)+
1052  3*std::exp(-(proj_momentum-2.1)*(proj_momentum-2.1)/0.4/0.4)+
1053  1.5*std::exp(-(proj_momentum-1.4)*(proj_momentum-1.4)/0.12/0.12);
1054  }
1055  else // mb
1056  {
1057  hpXscv = 10.6+2*std::log(proj_energy)+30*std::pow(proj_energy,-0.43);
1058  }
1059  xsection = hpXscv*zz + hnXscv*nn;
1060  }
1061  else if(theParticle == theKPlus)
1062  {
1063  xsection = zz*( 17.91 + B*std::pow(std::log(sMand/s0),2.)
1064  + 7.14*std::pow(sMand,-eta1) - 13.45*std::pow(sMand,-eta2));
1065 
1066  xsection += nn*( 17.87 + B*std::pow(std::log(sMand/s0),2.)
1067  + 5.17*std::pow(sMand,-eta1) - 7.23*std::pow(sMand,-eta2));
1068  }
1069  else if(theParticle == theKMinus)
1070  {
1071  xsection = zz*( 17.91 + B*std::pow(std::log(sMand/s0),2.)
1072  + 7.14*std::pow(sMand,-eta1) + 13.45*std::pow(sMand,-eta2));
1073 
1074  xsection += nn*( 17.87 + B*std::pow(std::log(sMand/s0),2.)
1075  + 5.17*std::pow(sMand,-eta1) + 7.23*std::pow(sMand,-eta2));
1076  }
1077  else if(theParticle == theSMinus)
1078  {
1079  xsection = aa*( 35.20 + B*std::pow(std::log(sMand/s0),2.)
1080  - 199.*std::pow(sMand,-eta1) + 264.*std::pow(sMand,-eta2));
1081  }
1082  else if(theParticle == theGamma) // modify later on
1083  {
1084  xsection = aa*( 0.0 + B*std::pow(std::log(sMand/s0),2.)
1085  + 0.032*std::pow(sMand,-eta1) - 0.0*std::pow(sMand,-eta2));
1086 
1087  }
1088  else // as proton ???
1089  {
1090  xsection = zz*( 35.45 + B*std::pow(std::log(sMand/s0),2.)
1091  + 42.53*std::pow(sMand,-eta1) - 33.34*std::pow(sMand,-eta2));
1092 
1093  xsection += nn*( 35.80 + B*std::pow(std::log(sMand/s0),2.)
1094  + 40.15*std::pow(sMand,-eta1) - 30.*std::pow(sMand,-eta2));
1095  }
1096  xsection *= millibarn; // parametrised in mb
1097  return xsection;
1098 }
G4DynamicParticle::GetTotalEnergy
G4double GetTotalEnergy() const
G4DynamicParticle::GetDefinition
G4ParticleDefinition * GetDefinition() const
G4int
int G4int
Definition: G4Types.hh:78
python.hepunit.millibarn
int millibarn
Definition: hepunit.py:40
G4DynamicParticle::GetMass
G4double GetMass() const
G4GlauberGribovCrossSection::GetHadronNucleonXscPDG
G4double GetHadronNucleonXscPDG(const G4DynamicParticle *, const G4Element *)
Definition: G4GlauberGribovCrossSection.cc:611
G4GlauberGribovCrossSection::CalcMandelstamS
G4double CalcMandelstamS(const G4double, const G4double, const G4double)
Definition: G4GlauberGribovCrossSection.cc:1509
G4ParticleTable::GetParticleTable
static G4ParticleTable * GetParticleTable()
Definition: G4ParticleTable.cc:95
G4double
double G4double
Definition: G4Types.hh:76
CLHEP::Hep3Vector::mag
double mag() const
G4DynamicParticle::GetMomentum
G4ThreeVector GetMomentum() const
G4double G4GlauberGribovCrossSection::GetHadronNucleonXscPDG ( const G4DynamicParticle *  aParticle,
const G4Element *  anElement 
)

Definition at line 611 of file G4GlauberGribovCrossSection.cc.

References G4lrint(), G4Element::GetN(), and G4Element::GetZ().

Referenced by GetHadronNucleonXscNS(), and GetKaonNucleonXscVector().

613 {
614  G4int At = G4lrint(anElement->GetN()); // number of nucleons
615  G4int Zt = G4lrint(anElement->GetZ()); // number of protons
616 
617  return GetHadronNucleonXscPDG(aParticle, At, Zt);
618 }
G4Element::GetN
G4double GetN() const
Definition: G4Element.hh:134
G4Element::GetZ
G4double GetZ() const
Definition: G4Element.hh:131
G4int
int G4int
Definition: G4Types.hh:78
G4GlauberGribovCrossSection::GetHadronNucleonXscPDG
G4double GetHadronNucleonXscPDG(const G4DynamicParticle *, const G4Element *)
Definition: G4GlauberGribovCrossSection.cc:611
G4lrint
int G4lrint(double ad)
Definition: templates.hh:163
G4double G4GlauberGribovCrossSection::GetHadronNucleonXscPDG ( const G4DynamicParticle *  aParticle,
G4int  At,
G4int  Zt 
)

Definition at line 630 of file G4GlauberGribovCrossSection.cc.

References CalcMandelstamS(), G4DynamicParticle::GetDefinition(), G4DynamicParticle::GetMass(), G4DynamicParticle::GetMomentum(), G4ParticleTable::GetParticleTable(), python.hepunit::GeV, CLHEP::Hep3Vector::mag(), python.hepunit::millibarn, G4InuclParticleNames::nn, and G4InuclParticleNames::s0.

632 {
633  G4double xsection;
634 
635  G4int Nt = At-Zt; // number of neutrons
636  if (Nt < 0) Nt = 0;
637 
638  G4double zz = Zt;
639  G4double aa = At;
640  G4double nn = Nt;
641 
642  G4double targ_mass = G4ParticleTable::GetParticleTable()->
643  GetIonTable()->GetIonMass(Zt, At);
644 
645  targ_mass = 0.939*GeV; // ~mean neutron and proton ???
646 
647  G4double proj_mass = aParticle->GetMass();
648  G4double proj_momentum = aParticle->GetMomentum().mag();
649 
650  G4double sMand = CalcMandelstamS ( proj_mass , targ_mass , proj_momentum );
651 
652  sMand /= GeV*GeV; // in GeV for parametrisation
653 
654  // General PDG fit constants
655 
656  G4double s0 = 5.38*5.38; // in Gev^2
657  G4double eta1 = 0.458;
658  G4double eta2 = 0.458;
659  G4double B = 0.308;
660 
661 
662  const G4ParticleDefinition* theParticle = aParticle->GetDefinition();
663 
664 
665  if(theParticle == theNeutron) // proton-neutron fit
666  {
667  xsection = zz*( 35.80 + B*std::pow(std::log(sMand/s0),2.)
668  + 40.15*std::pow(sMand,-eta1) - 30.*std::pow(sMand,-eta2));
669  xsection += nn*( 35.45 + B*std::pow(std::log(sMand/s0),2.)
670  + 42.53*std::pow(sMand,-eta1) - 33.34*std::pow(sMand,-eta2)); // pp for nn
671  }
672  else if(theParticle == theProton)
673  {
674 
675  xsection = zz*( 35.45 + B*std::pow(std::log(sMand/s0),2.)
676  + 42.53*std::pow(sMand,-eta1) - 33.34*std::pow(sMand,-eta2));
677 
678  xsection += nn*( 35.80 + B*std::pow(std::log(sMand/s0),2.)
679  + 40.15*std::pow(sMand,-eta1) - 30.*std::pow(sMand,-eta2));
680  }
681  else if(theParticle == theAProton)
682  {
683  xsection = zz*( 35.45 + B*std::pow(std::log(sMand/s0),2.)
684  + 42.53*std::pow(sMand,-eta1) + 33.34*std::pow(sMand,-eta2));
685 
686  xsection += nn*( 35.80 + B*std::pow(std::log(sMand/s0),2.)
687  + 40.15*std::pow(sMand,-eta1) + 30.*std::pow(sMand,-eta2));
688  }
689  else if(theParticle == thePiPlus)
690  {
691  xsection = aa*( 20.86 + B*std::pow(std::log(sMand/s0),2.)
692  + 19.24*std::pow(sMand,-eta1) - 6.03*std::pow(sMand,-eta2));
693  }
694  else if(theParticle == thePiMinus)
695  {
696  xsection = aa*( 20.86 + B*std::pow(std::log(sMand/s0),2.)
697  + 19.24*std::pow(sMand,-eta1) + 6.03*std::pow(sMand,-eta2));
698  }
699  else if(theParticle == theKPlus || theParticle == theK0L )
700  {
701  xsection = zz*( 17.91 + B*std::pow(std::log(sMand/s0),2.)
702  + 7.14*std::pow(sMand,-eta1) - 13.45*std::pow(sMand,-eta2));
703 
704  xsection += nn*( 17.87 + B*std::pow(std::log(sMand/s0),2.)
705  + 5.17*std::pow(sMand,-eta1) - 7.23*std::pow(sMand,-eta2));
706  }
707  else if(theParticle == theKMinus || theParticle == theK0S )
708  {
709  xsection = zz*( 17.91 + B*std::pow(std::log(sMand/s0),2.)
710  + 7.14*std::pow(sMand,-eta1) + 13.45*std::pow(sMand,-eta2));
711 
712  xsection += nn*( 17.87 + B*std::pow(std::log(sMand/s0),2.)
713  + 5.17*std::pow(sMand,-eta1) + 7.23*std::pow(sMand,-eta2));
714  }
715  else if(theParticle == theSMinus)
716  {
717  xsection = aa*( 35.20 + B*std::pow(std::log(sMand/s0),2.)
718  - 199.*std::pow(sMand,-eta1) + 264.*std::pow(sMand,-eta2));
719  }
720  else if(theParticle == theGamma) // modify later on
721  {
722  xsection = aa*( 0.0 + B*std::pow(std::log(sMand/s0),2.)
723  + 0.032*std::pow(sMand,-eta1) - 0.0*std::pow(sMand,-eta2));
724 
725  }
726  else // as proton ???
727  {
728  xsection = zz*( 35.45 + B*std::pow(std::log(sMand/s0),2.)
729  + 42.53*std::pow(sMand,-eta1) - 33.34*std::pow(sMand,-eta2));
730 
731  xsection += nn*( 35.80 + B*std::pow(std::log(sMand/s0),2.)
732  + 40.15*std::pow(sMand,-eta1) - 30.*std::pow(sMand,-eta2));
733  }
734  xsection *= millibarn; // parametrised in mb
735  return xsection;
736 }
G4DynamicParticle::GetDefinition
G4ParticleDefinition * GetDefinition() const
G4int
int G4int
Definition: G4Types.hh:78
python.hepunit.millibarn
int millibarn
Definition: hepunit.py:40
G4DynamicParticle::GetMass
G4double GetMass() const
G4GlauberGribovCrossSection::CalcMandelstamS
G4double CalcMandelstamS(const G4double, const G4double, const G4double)
Definition: G4GlauberGribovCrossSection.cc:1509
G4ParticleTable::GetParticleTable
static G4ParticleTable * GetParticleTable()
Definition: G4ParticleTable.cc:95
G4double
double G4double
Definition: G4Types.hh:76
CLHEP::Hep3Vector::mag
double mag() const
G4DynamicParticle::GetMomentum
G4ThreeVector GetMomentum() const
G4double G4GlauberGribovCrossSection::GetHNinelasticXsc ( const G4DynamicParticle *  aParticle,
const G4Element *  anElement 
)

Definition at line 1139 of file G4GlauberGribovCrossSection.cc.

References G4lrint(), G4Element::GetN(), and G4Element::GetZ().

Referenced by GetIsoCrossSection(), and GetRatioQE().

1141 {
1142  G4int At = G4lrint(anElement->GetN()); // number of nucleons
1143  G4int Zt = G4lrint(anElement->GetZ()); // number of protons
1144 
1145  return GetHNinelasticXsc(aParticle, At, Zt);
1146 }
G4Element::GetN
G4double GetN() const
Definition: G4Element.hh:134
G4Element::GetZ
G4double GetZ() const
Definition: G4Element.hh:131
G4int
int G4int
Definition: G4Types.hh:78
G4lrint
int G4lrint(double ad)
Definition: templates.hh:163
G4GlauberGribovCrossSection::GetHNinelasticXsc
G4double GetHNinelasticXsc(const G4DynamicParticle *, const G4Element *)
Definition: G4GlauberGribovCrossSection.cc:1139
G4double G4GlauberGribovCrossSection::GetHNinelasticXsc ( const G4DynamicParticle *  aParticle,
G4int  At,
G4int  Zt 
)

Definition at line 1153 of file G4GlauberGribovCrossSection.cc.

References G4DynamicParticle::GetDefinition(), GetHadronNucleonXscNS(), and GetHNinelasticXscVU().

1155 {
1156  G4ParticleDefinition* hadron = aParticle->GetDefinition();
1157  G4double sumInelastic;
1158  G4int Nt = At - Zt;
1159  if(Nt < 0) Nt = 0;
1160 
1161  if( hadron == theKPlus )
1162  {
1163  sumInelastic = GetHNinelasticXscVU(aParticle, At, Zt);
1164  }
1165  else
1166  {
1167  //sumInelastic = Zt*GetHadronNucleonXscMK(aParticle, theProton);
1168  // sumInelastic += Nt*GetHadronNucleonXscMK(aParticle, theNeutron);
1169  sumInelastic = G4double(Zt)*GetHadronNucleonXscNS(aParticle, 1, 1);
1170  sumInelastic += G4double(Nt)*GetHadronNucleonXscNS(aParticle, 1, 0);
1171  }
1172  return sumInelastic;
1173 }
G4GlauberGribovCrossSection::GetHNinelasticXscVU
G4double GetHNinelasticXscVU(const G4DynamicParticle *, G4int At, G4int Zt)
Definition: G4GlauberGribovCrossSection.cc:1181
G4GlauberGribovCrossSection::GetHadronNucleonXscNS
G4double GetHadronNucleonXscNS(const G4DynamicParticle *, const G4Element *)
Definition: G4GlauberGribovCrossSection.cc:745
G4DynamicParticle::GetDefinition
G4ParticleDefinition * GetDefinition() const
G4int
int G4int
Definition: G4Types.hh:78
G4double
double G4double
Definition: G4Types.hh:76
G4double G4GlauberGribovCrossSection::GetHNinelasticXscVU ( const G4DynamicParticle *  aParticle,
G4int  At,
G4int  Zt 
)

Definition at line 1181 of file G4GlauberGribovCrossSection.cc.

References G4DynamicParticle::GetDefinition(), G4DynamicParticle::GetMomentum(), G4ParticleDefinition::GetPDGEncoding(), G4DynamicParticle::GetTotalEnergy(), python.hepunit::GeV, CLHEP::Hep3Vector::mag(), and python.hepunit::millibarn.

Referenced by GetHNinelasticXsc().

1183 {
1184  G4int PDGcode = aParticle->GetDefinition()->GetPDGEncoding();
1185  G4int absPDGcode = std::abs(PDGcode);
1186 
1187  G4double Elab = aParticle->GetTotalEnergy();
1188  // (s - 2*0.88*GeV*GeV)/(2*0.939*GeV)/GeV;
1189  G4double Plab = aParticle->GetMomentum().mag();
1190  // std::sqrt(Elab * Elab - 0.88);
1191 
1192  Elab /= GeV;
1193  Plab /= GeV;
1194 
1195  G4double LogPlab = std::log( Plab );
1196  G4double sqrLogPlab = LogPlab * LogPlab;
1197 
1198  //G4cout<<"Plab = "<<Plab<<G4endl;
1199 
1200  G4double NumberOfTargetProtons = G4double(Zt);
1201  G4double NumberOfTargetNucleons = G4double(At);
1202  G4double NumberOfTargetNeutrons = NumberOfTargetNucleons - NumberOfTargetProtons;
1203 
1204  if(NumberOfTargetNeutrons < 0.0) NumberOfTargetNeutrons = 0.0;
1205 
1206  G4double Xtotal, Xelastic, Xinelastic;
1207 
1208  if( absPDGcode > 1000 ) //------Projectile is baryon --------
1209  {
1210  G4double XtotPP = 48.0 + 0. *std::pow(Plab, 0. ) +
1211  0.522*sqrLogPlab - 4.51*LogPlab;
1212 
1213  G4double XtotPN = 47.3 + 0. *std::pow(Plab, 0. ) +
1214  0.513*sqrLogPlab - 4.27*LogPlab;
1215 
1216  G4double XelPP = 11.9 + 26.9*std::pow(Plab,-1.21) +
1217  0.169*sqrLogPlab - 1.85*LogPlab;
1218 
1219  G4double XelPN = 11.9 + 26.9*std::pow(Plab,-1.21) +
1220  0.169*sqrLogPlab - 1.85*LogPlab;
1221 
1222  Xtotal = (NumberOfTargetProtons * XtotPP +
1223  NumberOfTargetNeutrons * XtotPN);
1224 
1225  Xelastic = (NumberOfTargetProtons * XelPP +
1226  NumberOfTargetNeutrons * XelPN);
1227  }
1228  else if( PDGcode == 211 ) //------Projectile is PionPlus -------
1229  {
1230  G4double XtotPiP = 16.4 + 19.3 *std::pow(Plab,-0.42) +
1231  0.19 *sqrLogPlab - 0.0 *LogPlab;
1232 
1233  G4double XtotPiN = 33.0 + 14.0 *std::pow(Plab,-1.36) +
1234  0.456*sqrLogPlab - 4.03*LogPlab;
1235 
1236  G4double XelPiP = 0.0 + 11.4*std::pow(Plab,-0.40) +
1237  0.079*sqrLogPlab - 0.0 *LogPlab;
1238 
1239  G4double XelPiN = 1.76 + 11.2*std::pow(Plab,-0.64) +
1240  0.043*sqrLogPlab - 0.0 *LogPlab;
1241 
1242  Xtotal = ( NumberOfTargetProtons * XtotPiP +
1243  NumberOfTargetNeutrons * XtotPiN );
1244 
1245  Xelastic = ( NumberOfTargetProtons * XelPiP +
1246  NumberOfTargetNeutrons * XelPiN );
1247  }
1248  else if( PDGcode == -211 ) //------Projectile is PionMinus -------
1249  {
1250  G4double XtotPiP = 33.0 + 14.0 *std::pow(Plab,-1.36) +
1251  0.456*sqrLogPlab - 4.03*LogPlab;
1252 
1253  G4double XtotPiN = 16.4 + 19.3 *std::pow(Plab,-0.42) +
1254  0.19 *sqrLogPlab - 0.0 *LogPlab;
1255 
1256  G4double XelPiP = 1.76 + 11.2*std::pow(Plab,-0.64) +
1257  0.043*sqrLogPlab - 0.0 *LogPlab;
1258 
1259  G4double XelPiN = 0.0 + 11.4*std::pow(Plab,-0.40) +
1260  0.079*sqrLogPlab - 0.0 *LogPlab;
1261 
1262  Xtotal = ( NumberOfTargetProtons * XtotPiP +
1263  NumberOfTargetNeutrons * XtotPiN );
1264 
1265  Xelastic = ( NumberOfTargetProtons * XelPiP +
1266  NumberOfTargetNeutrons * XelPiN );
1267  }
1268  else if( PDGcode == 111 ) //------Projectile is PionZero -------
1269  {
1270  G4double XtotPiP =(16.4 + 19.3 *std::pow(Plab,-0.42) +
1271  0.19 *sqrLogPlab - 0.0 *LogPlab + //Pi+
1272  33.0 + 14.0 *std::pow(Plab,-1.36) +
1273  0.456*sqrLogPlab - 4.03*LogPlab)/2; //Pi-
1274 
1275  G4double XtotPiN =(33.0 + 14.0 *std::pow(Plab,-1.36) +
1276  0.456*sqrLogPlab - 4.03*LogPlab + //Pi+
1277  16.4 + 19.3 *std::pow(Plab,-0.42) +
1278  0.19 *sqrLogPlab - 0.0 *LogPlab)/2; //Pi-
1279 
1280  G4double XelPiP =( 0.0 + 11.4*std::pow(Plab,-0.40) +
1281  0.079*sqrLogPlab - 0.0 *LogPlab + //Pi+
1282  1.76 + 11.2*std::pow(Plab,-0.64) +
1283  0.043*sqrLogPlab - 0.0 *LogPlab)/2; //Pi-
1284 
1285  G4double XelPiN =( 1.76 + 11.2*std::pow(Plab,-0.64) +
1286  0.043*sqrLogPlab - 0.0 *LogPlab + //Pi+
1287  0.0 + 11.4*std::pow(Plab,-0.40) +
1288  0.079*sqrLogPlab - 0.0 *LogPlab)/2; //Pi-
1289 
1290  Xtotal = ( NumberOfTargetProtons * XtotPiP +
1291  NumberOfTargetNeutrons * XtotPiN );
1292 
1293  Xelastic = ( NumberOfTargetProtons * XelPiP +
1294  NumberOfTargetNeutrons * XelPiN );
1295  }
1296  else if( PDGcode == 321 ) //------Projectile is KaonPlus -------
1297  {
1298  G4double XtotKP = 18.1 + 0. *std::pow(Plab, 0. ) +
1299  0.26 *sqrLogPlab - 1.0 *LogPlab;
1300  G4double XtotKN = 18.7 + 0. *std::pow(Plab, 0. ) +
1301  0.21 *sqrLogPlab - 0.89*LogPlab;
1302 
1303  G4double XelKP = 5.0 + 8.1*std::pow(Plab,-1.8 ) +
1304  0.16 *sqrLogPlab - 1.3 *LogPlab;
1305 
1306  G4double XelKN = 7.3 + 0. *std::pow(Plab,-0. ) +
1307  0.29 *sqrLogPlab - 2.4 *LogPlab;
1308 
1309  Xtotal = ( NumberOfTargetProtons * XtotKP +
1310  NumberOfTargetNeutrons * XtotKN );
1311 
1312  Xelastic = ( NumberOfTargetProtons * XelKP +
1313  NumberOfTargetNeutrons * XelKN );
1314  }
1315  else if( PDGcode ==-321 ) //------Projectile is KaonMinus ------
1316  {
1317  G4double XtotKP = 32.1 + 0. *std::pow(Plab, 0. ) +
1318  0.66 *sqrLogPlab - 5.6 *LogPlab;
1319  G4double XtotKN = 25.2 + 0. *std::pow(Plab, 0. ) +
1320  0.38 *sqrLogPlab - 2.9 *LogPlab;
1321 
1322  G4double XelKP = 7.3 + 0. *std::pow(Plab,-0. ) +
1323  0.29 *sqrLogPlab - 2.4 *LogPlab;
1324 
1325  G4double XelKN = 5.0 + 8.1*std::pow(Plab,-1.8 ) +
1326  0.16 *sqrLogPlab - 1.3 *LogPlab;
1327 
1328  Xtotal = ( NumberOfTargetProtons * XtotKP +
1329  NumberOfTargetNeutrons * XtotKN );
1330 
1331  Xelastic = ( NumberOfTargetProtons * XelKP +
1332  NumberOfTargetNeutrons * XelKN );
1333  }
1334  else if( PDGcode == 311 ) //------Projectile is KaonZero ------
1335  {
1336  G4double XtotKP = ( 18.1 + 0. *std::pow(Plab, 0. ) +
1337  0.26 *sqrLogPlab - 1.0 *LogPlab + //K+
1338  32.1 + 0. *std::pow(Plab, 0. ) +
1339  0.66 *sqrLogPlab - 5.6 *LogPlab)/2; //K-
1340 
1341  G4double XtotKN = ( 18.7 + 0. *std::pow(Plab, 0. ) +
1342  0.21 *sqrLogPlab - 0.89*LogPlab + //K+
1343  25.2 + 0. *std::pow(Plab, 0. ) +
1344  0.38 *sqrLogPlab - 2.9 *LogPlab)/2; //K-
1345 
1346  G4double XelKP = ( 5.0 + 8.1*std::pow(Plab,-1.8 )
1347  + 0.16 *sqrLogPlab - 1.3 *LogPlab + //K+
1348  7.3 + 0. *std::pow(Plab,-0. ) +
1349  0.29 *sqrLogPlab - 2.4 *LogPlab)/2; //K-
1350 
1351  G4double XelKN = ( 7.3 + 0. *std::pow(Plab,-0. ) +
1352  0.29 *sqrLogPlab - 2.4 *LogPlab + //K+
1353  5.0 + 8.1*std::pow(Plab,-1.8 ) +
1354  0.16 *sqrLogPlab - 1.3 *LogPlab)/2; //K-
1355 
1356  Xtotal = ( NumberOfTargetProtons * XtotKP +
1357  NumberOfTargetNeutrons * XtotKN );
1358 
1359  Xelastic = ( NumberOfTargetProtons * XelKP +
1360  NumberOfTargetNeutrons * XelKN );
1361  }
1362  else //------Projectile is undefined, Nucleon assumed
1363  {
1364  G4double XtotPP = 48.0 + 0. *std::pow(Plab, 0. ) +
1365  0.522*sqrLogPlab - 4.51*LogPlab;
1366 
1367  G4double XtotPN = 47.3 + 0. *std::pow(Plab, 0. ) +
1368  0.513*sqrLogPlab - 4.27*LogPlab;
1369 
1370  G4double XelPP = 11.9 + 26.9*std::pow(Plab,-1.21) +
1371  0.169*sqrLogPlab - 1.85*LogPlab;
1372  G4double XelPN = 11.9 + 26.9*std::pow(Plab,-1.21) +
1373  0.169*sqrLogPlab - 1.85*LogPlab;
1374 
1375  Xtotal = ( NumberOfTargetProtons * XtotPP +
1376  NumberOfTargetNeutrons * XtotPN );
1377 
1378  Xelastic = ( NumberOfTargetProtons * XelPP +
1379  NumberOfTargetNeutrons * XelPN );
1380  }
1381  Xinelastic = Xtotal - Xelastic;
1382 
1383  if( Xinelastic < 0.) Xinelastic = 0.;
1384 
1385  return Xinelastic*= millibarn;
1386 }
G4DynamicParticle::GetTotalEnergy
G4double GetTotalEnergy() const
G4DynamicParticle::GetDefinition
G4ParticleDefinition * GetDefinition() const
G4int
int G4int
Definition: G4Types.hh:78
python.hepunit.millibarn
int millibarn
Definition: hepunit.py:40
G4double
double G4double
Definition: G4Types.hh:76
CLHEP::Hep3Vector::mag
double mag() const
G4DynamicParticle::GetMomentum
G4ThreeVector GetMomentum() const
G4double G4GlauberGribovCrossSection::GetInelasticGlauberGribov ( const G4DynamicParticle *  dp,
G4int  Z,
G4int  A 
)
inline

Definition at line 188 of file G4GlauberGribovCrossSection.hh.

References GetIsoCrossSection().

Referenced by G4CrossSectionPairGG::BuildPhysicsTable(), G4BGGNucleonInelasticXS::BuildPhysicsTable(), G4BGGPionInelasticXS::BuildPhysicsTable(), G4CrossSectionPairGG::GetElementCrossSection(), G4BGGNucleonInelasticXS::GetElementCrossSection(), and G4BGGPionInelasticXS::GetElementCrossSection().

190 {
191  GetIsoCrossSection(dp, Z, A);
192  return fInelasticXsc;
193 }
G4GlauberGribovCrossSection::GetIsoCrossSection
virtual G4double GetIsoCrossSection(const G4DynamicParticle *, G4int Z, G4int A, const G4Isotope *iso=0, const G4Element *elm=0, const G4Material *mat=0)
Definition: G4GlauberGribovCrossSection.cc:321
G4double G4GlauberGribovCrossSection::GetInelasticGlauberGribovXsc ( )
inline

Definition at line 105 of file G4GlauberGribovCrossSection.hh.

Referenced by G4NeutronInelasticXS::GetElementCrossSection().

105 { return fInelasticXsc; };
G4double G4GlauberGribovCrossSection::GetIsoCrossSection ( const G4DynamicParticle *  aParticle,
G4int  Z,
G4int  A,
const G4Isotope *  iso = 0,
const G4Element *  elm = 0,
const G4Material *  mat = 0 
)
virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 321 of file G4GlauberGribovCrossSection.cc.

References python.hepunit::fermi, G4DynamicParticle::GetDefinition(), G4HadronNucleonXsc::GetHadronNucleonXscNS(), GetHadronNucleonXscNS(), GetHNinelasticXsc(), G4HadronNucleonXsc::GetInelasticHadronNucleonXsc(), GetKaonNucleonXscVector(), GetNucleusRadius(), GetParticleBarCorIn(), GetParticleBarCorTot(), N, and python.hepunit::pi.

Referenced by GetElasticGlauberGribov(), G4NeutronElasticXS::GetElementCrossSection(), G4NeutronInelasticXS::GetElementCrossSection(), and GetInelasticGlauberGribov().

326 {
327  G4double xsection, sigma, cofInelastic, cofTotal, nucleusSquare, ratio;
328  G4double hpInXsc(0.), hnInXsc(0.);
329  G4double R = GetNucleusRadius(A);
330 
331  G4int N = A - Z; // number of neutrons
332  if (N < 0) N = 0;
333 
334  const G4ParticleDefinition* theParticle = aParticle->GetDefinition();
335 
336  if( theParticle == theProton ||
337  theParticle == theNeutron ||
338  theParticle == thePiPlus ||
339  theParticle == thePiMinus )
340  {
341  // sigma = GetHadronNucleonXscNS(aParticle, A, Z);
342 
343  sigma = Z*hnXsc->GetHadronNucleonXscNS(aParticle, theProton);
344 
345  hpInXsc = hnXsc->GetInelasticHadronNucleonXsc();
346 
347  sigma += N*hnXsc->GetHadronNucleonXscNS(aParticle, theNeutron);
348 
349  hnInXsc = hnXsc->GetInelasticHadronNucleonXsc();
350 
351  cofInelastic = 2.4;
352  cofTotal = 2.0;
353  }
354  else if( theParticle == theKPlus ||
355  theParticle == theKMinus ||
356  theParticle == theK0S ||
357  theParticle == theK0L )
358  {
359  sigma = GetKaonNucleonXscVector(aParticle, A, Z);
360  cofInelastic = 2.2;
361  cofTotal = 2.0;
362  R = 1.3*fermi;
363  R *= std::pow(G4double(A), 0.3333);
364  }
365  else
366  {
367  sigma = GetHadronNucleonXscNS(aParticle, A, Z);
368  cofInelastic = 2.2;
369  cofTotal = 2.0;
370  }
371  // cofInelastic = 2.0;
372 
373  if( A > 1 )
374  {
375  nucleusSquare = cofTotal*pi*R*R; // basically 2piRR
376  ratio = sigma/nucleusSquare;
377 
378  xsection = nucleusSquare*std::log( 1. + ratio );
379 
380  xsection *= GetParticleBarCorTot(theParticle, Z);
381 
382  fTotalXsc = xsection;
383 
384 
385 
386  fInelasticXsc = nucleusSquare*std::log( 1. + cofInelastic*ratio )/cofInelastic;
387 
388  fInelasticXsc *= GetParticleBarCorIn(theParticle, Z);
389 
390  fElasticXsc = fTotalXsc - fInelasticXsc;
391 
392  if(fElasticXsc < 0.) fElasticXsc = 0.;
393 
394  G4double difratio = ratio/(1.+ratio);
395 
396  fDiffractionXsc = 0.5*nucleusSquare*( difratio - std::log( 1. + difratio ) );
397 
398 
399  // sigma = GetHNinelasticXsc(aParticle, A, Z);
400 
401  sigma = Z*hpInXsc + N*hnInXsc;
402 
403  ratio = sigma/nucleusSquare;
404 
405  fProductionXsc = nucleusSquare*std::log( 1. + cofInelastic*ratio )/cofInelastic;
406 
407  if (fElasticXsc < 0.) fElasticXsc = 0.;
408  }
409  else // H
410  {
411  fTotalXsc = sigma;
412  xsection = sigma;
413 
414  if ( theParticle != theAProton )
415  {
416  sigma = GetHNinelasticXsc(aParticle, A, Z);
417  fInelasticXsc = sigma;
418  fElasticXsc = fTotalXsc - fInelasticXsc;
419  }
420  else
421  {
422  fElasticXsc = fTotalXsc - fInelasticXsc;
423  }
424  if (fElasticXsc < 0.) fElasticXsc = 0.;
425 
426  }
427  return xsection;
428 }
G4GlauberGribovCrossSection::GetParticleBarCorTot
G4double GetParticleBarCorTot(const G4ParticleDefinition *theParticle, G4int Z)
Definition: G4GlauberGribovCrossSection.hh:201
G4GlauberGribovCrossSection::GetHadronNucleonXscNS
G4double GetHadronNucleonXscNS(const G4DynamicParticle *, const G4Element *)
Definition: G4GlauberGribovCrossSection.cc:745
G4DynamicParticle::GetDefinition
G4ParticleDefinition * GetDefinition() const
G4int
int G4int
Definition: G4Types.hh:78
G4HadronNucleonXsc::GetHadronNucleonXscNS
G4double GetHadronNucleonXscNS(const G4DynamicParticle *, const G4ParticleDefinition *)
Definition: G4HadronNucleonXsc.cc:365
G4GlauberGribovCrossSection::GetKaonNucleonXscVector
G4double GetKaonNucleonXscVector(const G4DynamicParticle *, G4int At, G4int Zt)
Definition: G4GlauberGribovCrossSection.cc:1101
G4GlauberGribovCrossSection::GetParticleBarCorIn
G4double GetParticleBarCorIn(const G4ParticleDefinition *theParticle, G4int Z)
Definition: G4GlauberGribovCrossSection.hh:221
G4GlauberGribovCrossSection::GetNucleusRadius
G4double GetNucleusRadius(const G4DynamicParticle *, const G4Element *)
Definition: G4GlauberGribovCrossSection.cc:1393
N
**D E S C R I P T I O N
Definition: HepMCEx01/src/HEPEvtcom.cc:77
G4double
double G4double
Definition: G4Types.hh:76
G4GlauberGribovCrossSection::GetHNinelasticXsc
G4double GetHNinelasticXsc(const G4DynamicParticle *, const G4Element *)
Definition: G4GlauberGribovCrossSection.cc:1139
G4HadronNucleonXsc::GetInelasticHadronNucleonXsc
G4double GetInelasticHadronNucleonXsc()
Definition: G4HadronNucleonXsc.hh:92
G4double G4GlauberGribovCrossSection::GetKaonNucleonXscVector ( const G4DynamicParticle *  aParticle,
G4int  At,
G4int  Zt 
)

Definition at line 1101 of file G4GlauberGribovCrossSection.cc.

References G4DynamicParticle::GetDefinition(), GetHadronNucleonXscPDG(), G4DynamicParticle::GetKineticEnergy(), G4HadronNucleonXsc::GetKmNeutronTotXscVector(), G4HadronNucleonXsc::GetKmProtonTotXscVector(), G4HadronNucleonXsc::GetKpNeutronTotXscVector(), G4HadronNucleonXsc::GetKpProtonTotXscVector(), and python.hepunit::GeV.

Referenced by GetIsoCrossSection().

1103 {
1104  G4double Tkin, logTkin, xsc, xscP, xscN;
1105  const G4ParticleDefinition* theParticle = aParticle->GetDefinition();
1106 
1107  G4int Nt = At-Zt; // number of neutrons
1108  if (Nt < 0) Nt = 0;
1109 
1110  Tkin = aParticle->GetKineticEnergy(); // Tkin in MeV
1111 
1112  if( Tkin > 70*GeV ) return GetHadronNucleonXscPDG(aParticle,At,Zt);
1113 
1114  logTkin = std::log(Tkin); // Tkin in MeV!!!
1115 
1116  if( theParticle == theKPlus )
1117  {
1118  xscP = hnXsc->GetKpProtonTotXscVector(logTkin);
1119  xscN = hnXsc->GetKpNeutronTotXscVector(logTkin);
1120  }
1121  else if( theParticle == theKMinus )
1122  {
1123  xscP = hnXsc->GetKmProtonTotXscVector(logTkin);
1124  xscN = hnXsc->GetKmNeutronTotXscVector(logTkin);
1125  }
1126  else // K-zero as half of K+ and K-
1127  {
1128  xscP = (hnXsc->GetKpProtonTotXscVector(logTkin)+hnXsc->GetKmProtonTotXscVector(logTkin))*0.5;
1129  xscN = (hnXsc->GetKpNeutronTotXscVector(logTkin)+hnXsc->GetKmNeutronTotXscVector(logTkin))*0.5;
1130  }
1131  xsc = xscP*Zt + xscN*Nt;
1132  return xsc;
1133 }
G4HadronNucleonXsc::GetKmNeutronTotXscVector
G4double GetKmNeutronTotXscVector(G4double logEnergy)
Definition: G4HadronNucleonXsc.hh:99
G4HadronNucleonXsc::GetKpProtonTotXscVector
G4double GetKpProtonTotXscVector(G4double logEnergy)
Definition: G4HadronNucleonXsc.hh:96
G4DynamicParticle::GetKineticEnergy
G4double GetKineticEnergy() const
G4DynamicParticle::GetDefinition
G4ParticleDefinition * GetDefinition() const
G4int
int G4int
Definition: G4Types.hh:78
G4GlauberGribovCrossSection::GetHadronNucleonXscPDG
G4double GetHadronNucleonXscPDG(const G4DynamicParticle *, const G4Element *)
Definition: G4GlauberGribovCrossSection.cc:611
G4HadronNucleonXsc::GetKmProtonTotXscVector
G4double GetKmProtonTotXscVector(G4double logEnergy)
Definition: G4HadronNucleonXsc.hh:98
G4double
double G4double
Definition: G4Types.hh:76
G4HadronNucleonXsc::GetKpNeutronTotXscVector
G4double GetKpNeutronTotXscVector(G4double logEnergy)
Definition: G4HadronNucleonXsc.hh:97
G4double G4GlauberGribovCrossSection::GetNucleusRadius ( const G4DynamicParticle *  ,
const G4Element *  anElement 
)

Definition at line 1393 of file G4GlauberGribovCrossSection.cc.

References G4lrint(), G4Element::GetN(), and G4INCL::Math::oneThird.

Referenced by GetIsoCrossSection(), GetRatioQE(), and GetRatioSD().

1395 {
1396  G4int At = G4lrint(anElement->GetN());
1397  G4double oneThird = 1.0/3.0;
1398  G4double cubicrAt = std::pow(G4double(At), oneThird);
1399 
1400  G4double R; // = fRadiusConst*cubicrAt;
1401  /*
1402  G4double tmp = std::pow( cubicrAt-1., 3.);
1403  tmp += At;
1404  tmp *= 0.5;
1405 
1406  if (At > 20.) // 20.
1407  {
1408  R = fRadiusConst*std::pow (tmp, oneThird);
1409  }
1410  else
1411  {
1412  R = fRadiusConst*cubicrAt;
1413  }
1414  */
1415 
1416  R = fRadiusConst*cubicrAt;
1417 
1418  G4double meanA = 21.;
1419 
1420  G4double tauA1 = 40.;
1421  G4double tauA2 = 10.;
1422  G4double tauA3 = 5.;
1423 
1424  G4double a1 = 0.85;
1425  G4double b1 = 1. - a1;
1426 
1427  G4double b2 = 0.3;
1428  G4double b3 = 4.;
1429 
1430  if (At > 20) // 20.
1431  {
1432  R *= ( a1 + b1*std::exp( -(At - meanA)/tauA1) );
1433  }
1434  else if (At > 3)
1435  {
1436  R *= ( 1.0 + b2*( 1. - std::exp( (At - meanA)/tauA2) ) );
1437  }
1438  else
1439  {
1440  R *= ( 1.0 + b3*( 1. - std::exp( (At - meanA)/tauA3) ) );
1441  }
1442  return R;
1443 
1444 }
G4Element::GetN
G4double GetN() const
Definition: G4Element.hh:134
G4int
int G4int
Definition: G4Types.hh:78
G4lrint
int G4lrint(double ad)
Definition: templates.hh:163
G4double
double G4double
Definition: G4Types.hh:76
G4INCL::Math::oneThird
const G4double oneThird
Definition: G4INCLGlobals.hh:78
G4double G4GlauberGribovCrossSection::GetNucleusRadius ( G4int  At)

Definition at line 1450 of file G4GlauberGribovCrossSection.cc.

References G4INCL::Math::oneThird.

1451 {
1452  G4double oneThird = 1.0/3.0;
1453  G4double cubicrAt = std::pow(G4double(At), oneThird);
1454 
1455  G4double R; // = fRadiusConst*cubicrAt;
1456 
1457  /*
1458  G4double tmp = std::pow( cubicrAt-1., 3.);
1459  tmp += At;
1460  tmp *= 0.5;
1461 
1462  if (At > 20.)
1463  {
1464  R = fRadiusConst*std::pow (tmp, oneThird);
1465  }
1466  else
1467  {
1468  R = fRadiusConst*cubicrAt;
1469  }
1470  */
1471 
1472  R = fRadiusConst*cubicrAt;
1473 
1474  G4double meanA = 20.;
1475  G4double tauA = 20.;
1476 
1477  if (At > 20) // 20.
1478  {
1479  R *= ( 0.8 + 0.2*std::exp( -(G4double(At) - meanA)/tauA) );
1480  }
1481  else
1482  {
1483  R *= ( 1.0 + 0.1*( 1. - std::exp( (G4double(At) - meanA)/tauA) ) );
1484  }
1485 
1486  return R;
1487 }
G4double
double G4double
Definition: G4Types.hh:76
G4INCL::Math::oneThird
const G4double oneThird
Definition: G4INCLGlobals.hh:78
G4double G4GlauberGribovCrossSection::GetParticleBarCorIn ( const G4ParticleDefinition *  theParticle,
G4int  Z 
)
inline

Definition at line 221 of file G4GlauberGribovCrossSection.hh.

Referenced by GetIsoCrossSection().

223 {
224  if(Z >= 2 && Z <= 92)
225  {
226  if( theParticle == theProton ) return fProtonBarCorrectionIn[Z];
227  else if( theParticle == theNeutron) return fNeutronBarCorrectionIn[Z];
228  else if( theParticle == thePiPlus ) return fPionPlusBarCorrectionIn[Z];
229  else if( theParticle == thePiMinus) return fPionMinusBarCorrectionIn[Z];
230  else return 1.0;
231  }
232  else return 1.0;
233 }
G4double G4GlauberGribovCrossSection::GetParticleBarCorTot ( const G4ParticleDefinition *  theParticle,
G4int  Z 
)
inline

Definition at line 201 of file G4GlauberGribovCrossSection.hh.

Referenced by GetIsoCrossSection().

203 {
204  if(Z >= 2 && Z <= 92)
205  {
206  if( theParticle == theProton ) return fProtonBarCorrectionTot[Z];
207  else if( theParticle == theNeutron) return fNeutronBarCorrectionTot[Z];
208  else if( theParticle == thePiPlus ) return fPionPlusBarCorrectionTot[Z];
209  else if( theParticle == thePiMinus) return fPionMinusBarCorrectionTot[Z];
210  else return 1.0;
211  }
212  else return 1.0;
213 }
G4double G4GlauberGribovCrossSection::GetProductionGlauberGribovXsc ( )
inline

Definition at line 106 of file G4GlauberGribovCrossSection.hh.

106 { return fProductionXsc; };
G4double G4GlauberGribovCrossSection::GetRadiusConst ( )
inline

Definition at line 108 of file G4GlauberGribovCrossSection.hh.

108 { return fRadiusConst; };
G4double G4GlauberGribovCrossSection::GetRatioQE ( const G4DynamicParticle *  aParticle,
G4int  At,
G4int  Zt 
)

Definition at line 477 of file G4GlauberGribovCrossSection.cc.

References G4DynamicParticle::GetDefinition(), GetHadronNucleonXscNS(), GetHNinelasticXsc(), GetNucleusRadius(), and python.hepunit::pi.

478 {
479  G4double sigma, cofInelastic, cofTotal, nucleusSquare, ratio;
480  G4double R = GetNucleusRadius(A);
481 
482  const G4ParticleDefinition* theParticle = aParticle->GetDefinition();
483 
484  if( theParticle == theProton ||
485  theParticle == theNeutron ||
486  theParticle == thePiPlus ||
487  theParticle == thePiMinus )
488  {
489  sigma = GetHadronNucleonXscNS(aParticle, A, Z);
490  cofInelastic = 2.4;
491  cofTotal = 2.0;
492  }
493  else
494  {
495  sigma = GetHadronNucleonXscNS(aParticle, A, Z);
496  cofInelastic = 2.2;
497  cofTotal = 2.0;
498  }
499  nucleusSquare = cofTotal*pi*R*R; // basically 2piRR
500  ratio = sigma/nucleusSquare;
501 
502  fInelasticXsc = nucleusSquare*std::log( 1. + cofInelastic*ratio )/cofInelastic;
503 
504  sigma = GetHNinelasticXsc(aParticle, A, Z);
505  ratio = sigma/nucleusSquare;
506 
507  fProductionXsc = nucleusSquare*std::log( 1. + cofInelastic*ratio )/cofInelastic;
508 
509  if (fInelasticXsc > fProductionXsc) ratio = (fInelasticXsc-fProductionXsc)/fInelasticXsc;
510  else ratio = 0.;
511  if ( ratio < 0. ) ratio = 0.;
512 
513  return ratio;
514 }
G4GlauberGribovCrossSection::GetHadronNucleonXscNS
G4double GetHadronNucleonXscNS(const G4DynamicParticle *, const G4Element *)
Definition: G4GlauberGribovCrossSection.cc:745
G4DynamicParticle::GetDefinition
G4ParticleDefinition * GetDefinition() const
G4GlauberGribovCrossSection::GetNucleusRadius
G4double GetNucleusRadius(const G4DynamicParticle *, const G4Element *)
Definition: G4GlauberGribovCrossSection.cc:1393
G4double
double G4double
Definition: G4Types.hh:76
G4GlauberGribovCrossSection::GetHNinelasticXsc
G4double GetHNinelasticXsc(const G4DynamicParticle *, const G4Element *)
Definition: G4GlauberGribovCrossSection.cc:1139
G4double G4GlauberGribovCrossSection::GetRatioSD ( const G4DynamicParticle *  aParticle,
G4int  At,
G4int  Zt 
)

Definition at line 435 of file G4GlauberGribovCrossSection.cc.

References G4DynamicParticle::GetDefinition(), GetHadronNucleonXscNS(), GetNucleusRadius(), and python.hepunit::pi.

436 {
437  G4double sigma, cofInelastic, cofTotal, nucleusSquare, ratio;
438  G4double R = GetNucleusRadius(A);
439 
440  const G4ParticleDefinition* theParticle = aParticle->GetDefinition();
441 
442  if( theParticle == theProton ||
443  theParticle == theNeutron ||
444  theParticle == thePiPlus ||
445  theParticle == thePiMinus )
446  {
447  sigma = GetHadronNucleonXscNS(aParticle, A, Z);
448  cofInelastic = 2.4;
449  cofTotal = 2.0;
450  }
451  else
452  {
453  sigma = GetHadronNucleonXscNS(aParticle, A, Z);
454  cofInelastic = 2.2;
455  cofTotal = 2.0;
456  }
457  nucleusSquare = cofTotal*pi*R*R; // basically 2piRR
458  ratio = sigma/nucleusSquare;
459 
460  fInelasticXsc = nucleusSquare*std::log( 1. + cofInelastic*ratio )/cofInelastic;
461 
462  G4double difratio = ratio/(1.+ratio);
463 
464  fDiffractionXsc = 0.5*nucleusSquare*( difratio - std::log( 1. + difratio ) );
465 
466  if (fInelasticXsc > 0.) ratio = fDiffractionXsc/fInelasticXsc;
467  else ratio = 0.;
468 
469  return ratio;
470 }
G4GlauberGribovCrossSection::GetHadronNucleonXscNS
G4double GetHadronNucleonXscNS(const G4DynamicParticle *, const G4Element *)
Definition: G4GlauberGribovCrossSection.cc:745
G4DynamicParticle::GetDefinition
G4ParticleDefinition * GetDefinition() const
G4GlauberGribovCrossSection::GetNucleusRadius
G4double GetNucleusRadius(const G4DynamicParticle *, const G4Element *)
Definition: G4GlauberGribovCrossSection.cc:1393
G4double
double G4double
Definition: G4Types.hh:76
G4double G4GlauberGribovCrossSection::GetTotalGlauberGribovXsc ( )
inline

Definition at line 103 of file G4GlauberGribovCrossSection.hh.

103 { return fTotalXsc; };
G4bool G4GlauberGribovCrossSection::IsIsoApplicable ( const G4DynamicParticle *  aDP,
G4int  Z,
G4int  A,
const G4Element *  elm = 0,
const G4Material *  mat = 0 
)
virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 285 of file G4GlauberGribovCrossSection.cc.

References G4DynamicParticle::GetDefinition(), and G4DynamicParticle::GetKineticEnergy().

289 {
290  G4bool applicable = false;
291  // G4int baryonNumber = aDP->GetDefinition()->GetBaryonNumber();
292  G4double kineticEnergy = aDP->GetKineticEnergy();
293 
294  const G4ParticleDefinition* theParticle = aDP->GetDefinition();
295 
296  if ( ( kineticEnergy >= fLowerLimit &&
297  Z > 1 && // >= He
298  ( theParticle == theAProton ||
299  theParticle == theGamma ||
300  theParticle == theKPlus ||
301  theParticle == theKMinus ||
302  theParticle == theK0L ||
303  theParticle == theK0S ||
304  theParticle == theSMinus ||
305  theParticle == theProton ||
306  theParticle == theNeutron ||
307  theParticle == thePiPlus ||
308  theParticle == thePiMinus ) ) ) applicable = true;
309 
310  return applicable;
311 }
G4DynamicParticle::GetKineticEnergy
G4double GetKineticEnergy() const
G4DynamicParticle::GetDefinition
G4ParticleDefinition * GetDefinition() const
G4bool
bool G4bool
Definition: G4Types.hh:79
G4double
double G4double
Definition: G4Types.hh:76
void G4GlauberGribovCrossSection::SetEnergyLowerLimit ( G4double  E)
inline

Definition at line 113 of file G4GlauberGribovCrossSection.hh.

113 {fLowerLimit=E;};
The documentation for this class was generated from the following files:
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