#include <G4ChipsAntiBaryonElasticXS.hh>

Inheritance diagram for G4ChipsAntiBaryonElasticXS:

Collaboration diagram for G4ChipsAntiBaryonElasticXS:

Public Member Functions
	G4ChipsAntiBaryonElasticXS ()

	~G4ChipsAntiBaryonElasticXS ()

virtual void	CrossSectionDescription (std::ostream &) const

virtual G4bool	IsIsoApplicable (const G4DynamicParticle Pt, G4int Z, G4int A, const G4Element elm, const G4Material *mat)

virtual G4double	GetIsoCrossSection (const G4DynamicParticle , G4int tgZ, G4int A, const G4Isotope iso=0, const G4Element elm=0, const G4Material mat=0)

virtual G4double	GetChipsCrossSection (G4double momentum, G4int Z, G4int N, G4int pdg)

G4double	GetExchangeT (G4int tZ, G4int tN, G4int pPDG)

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 ()

Private Member Functions
G4double	CalculateCrossSection (G4bool CS, G4int F, G4int I, G4int pPDG, G4int Z, G4int N, G4double pP)

G4double	GetSlope (G4int tZ, G4int tN, G4int pPDG)

G4double	GetHMaxT ()

G4double	GetPTables (G4double lpP, G4double lPm, G4int PDG, G4int tZ, G4int tN)

G4double	GetTabValues (G4double lp, G4int pPDG, G4int tgZ, G4int tgN)

G4double	GetQ2max (G4int pPDG, G4int tgZ, G4int tgN, G4double pP)

Private Attributes
const G4int	nPoints

const G4int	nLast

G4double	lPMin

G4double	lPMax

G4double	dlnP

G4bool	onlyCS

G4double	lastSIG

G4double	lastLP

G4double	lastTM

G4int	lastN

G4int	lastZ

G4double	lastP

G4double	lastTH

G4double	lastCS

G4int	lastI

G4double	theSS

G4double	theS1

G4double	theB1

G4double	theS2

G4double	theB2

G4double	theS3

G4double	theB3

G4double	theS4

G4double	theB4

G4int	lastTZ

G4int	lastTN

G4double	lastPIN

G4double *	lastCST

G4double *	lastPAR

G4double *	lastSST

G4double *	lastS1T

G4double *	lastB1T

G4double *	lastS2T

G4double *	lastB2T

G4double *	lastS3T

G4double *	lastB3T

G4double *	lastS4T

G4double *	lastB4T

std::vector< G4double * >	PAR

std::vector< G4double * >	CST

std::vector< G4double * >	SST

std::vector< G4double * >	S1T

std::vector< G4double * >	B1T

std::vector< G4double * >	S2T

std::vector< G4double * >	B2T

std::vector< G4double * >	S3T

std::vector< G4double * >	B3T

std::vector< G4double * >	S4T

std::vector< G4double * >	B4T

std::vector< G4int >	colN

std::vector< G4int >	colZ

std::vector< G4double >	colP

std::vector< G4double >	colTH

std::vector< G4double >	colCS

std::vector< G4double >	PIN

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 46 of file G4ChipsAntiBaryonElasticXS.hh.

Constructor & Destructor Documentation

◆ G4ChipsAntiBaryonElasticXS()

G4ChipsAntiBaryonElasticXS::G4ChipsAntiBaryonElasticXS ( )

Definition at line 59 of file G4ChipsAntiBaryonElasticXS.cc.

                                                       :G4VCrossSectionDataSet(Default_Name()), nPoints(128), nLast(nPoints-1)
 {
   lPMin=-8.;  //Min tabulatedLogarithmMomentum(D)
   lPMax= 8.;  //Max tabulatedLogarithmMomentum(D)
   dlnP=(lPMax-lPMin)/nLast;// LogStep inTable (D)
   onlyCS=true;//Flag toCalculOnlyCS(not Si/Bi)(L)
   lastSIG=0.; //Last calculated cross section (L)
   lastLP=-10.;//LastLog(mom_of IncidentHadron)(L)
   lastTM=0.;  //Last t_maximum                (L)
   theSS=0.;   //TheLastSqSlope of 1st difr.Max(L)
   theS1=0.;   //TheLastMantissa of 1st difrMax(L)
   theB1=0.;   //TheLastSlope of 1st difructMax(L)
   theS2=0.;   //TheLastMantissa of 2nd difrMax(L)
   theB2=0.;   //TheLastSlope of 2nd difructMax(L)
   theS3=0.;   //TheLastMantissa of 3d difr.Max(L)
   theB3=0.;   //TheLastSlope of 3d difruct.Max(L)
   theS4=0.;   //TheLastMantissa of 4th difrMax(L)
   theB4=0.;   //TheLastSlope of 4th difructMax(L)
   lastTZ=0;   // Last atomic number of the target
   lastTN=0;   // Last # of neutrons in the target
   lastPIN=0.; // Last initialized max momentum
   lastCST=0;  // Elastic cross-section table
   lastPAR=0;  // ParametersForFunctionCalculation
   lastSST=0;  // E-dep ofSqardSlope of 1st difMax
   lastS1T=0;  // E-dep of mantissa of 1st dif.Max
   lastB1T=0;  // E-dep of the slope of 1st difMax
   lastS2T=0;  // E-dep of mantissa of 2nd difrMax
   lastB2T=0;  // E-dep of the slope of 2nd difMax
   lastS3T=0;  // E-dep of mantissa of 3d difr.Max
   lastB3T=0;  // E-dep of the slope of 3d difrMax
   lastS4T=0;  // E-dep of mantissa of 4th difrMax
   lastB4T=0;  // E-dep of the slope of 4th difMax
   lastN=0;    // The last N of calculated nucleus
   lastZ=0;    // The last Z of calculated nucleus
   lastP=0.;   // LastUsed inCrossSection Momentum
   lastTH=0.;  // Last threshold momentum
   lastCS=0.;  // Last value of the Cross Section
   lastI=0;    // The last position in the DAMDB
 }

◆ ~G4ChipsAntiBaryonElasticXS()

G4ChipsAntiBaryonElasticXS::~G4ChipsAntiBaryonElasticXS ( )

Definition at line 99 of file G4ChipsAntiBaryonElasticXS.cc.

 {
   std::vector<G4double*>::iterator pos;
   for (pos=CST.begin(); pos<CST.end(); pos++)
   { delete [] *pos; }
   CST.clear();
   for (pos=PAR.begin(); pos<PAR.end(); pos++)
   { delete [] *pos; }
   PAR.clear();
   for (pos=SST.begin(); pos<SST.end(); pos++)
   { delete [] *pos; }
   SST.clear();
   for (pos=S1T.begin(); pos<S1T.end(); pos++)
   { delete [] *pos; }
   S1T.clear();
   for (pos=B1T.begin(); pos<B1T.end(); pos++)
   { delete [] *pos; }
   B1T.clear();
   for (pos=S2T.begin(); pos<S2T.end(); pos++)
   { delete [] *pos; }
   S2T.clear();
   for (pos=B2T.begin(); pos<B2T.end(); pos++)
   { delete [] *pos; }
   B2T.clear();
   for (pos=S3T.begin(); pos<S3T.end(); pos++)
   { delete [] *pos; }
   S3T.clear();
   for (pos=B3T.begin(); pos<B3T.end(); pos++)
   { delete [] *pos; }
   B3T.clear();
   for (pos=S4T.begin(); pos<S4T.end(); pos++)
   { delete [] *pos; }
   S4T.clear();
   for (pos=B4T.begin(); pos<B4T.end(); pos++)
   { delete [] *pos; }
   B4T.clear();
 }

Member Function Documentation

◆ CalculateCrossSection()

G4double G4ChipsAntiBaryonElasticXS::CalculateCrossSection	(	G4bool	CS,
		G4int	F,
		G4int	I,
		G4int	pPDG,
		G4int	Z,
		G4int	N,
		G4double	pP
	)

private

Definition at line 275 of file G4ChipsAntiBaryonElasticXS.cc.

 {
   G4double pMom=pIU/GeV;                // All calculations are in GeV
   onlyCS=CS;                            // Flag to calculate only CS (not Si/Bi)
   lastLP=G4Log(pMom);                // Make a logarithm of the momentum for calculation
   if(F)                                 // This isotope was found in AMDB =>RETRIEVE/UPDATE
   {
     if(F<0)                             // the AMDB must be loded
     {
       lastPIN = PIN[I];                 // Max log(P) initialised for this table set
       lastPAR = PAR[I];                 // Pointer to the parameter set
       lastCST = CST[I];                 // Pointer to the total sross-section table
       lastSST = SST[I];                 // Pointer to the first squared slope
       lastS1T = S1T[I];                 // Pointer to the first mantissa
       lastB1T = B1T[I];                 // Pointer to the first slope
       lastS2T = S2T[I];                 // Pointer to the second mantissa
       lastB2T = B2T[I];                 // Pointer to the second slope
       lastS3T = S3T[I];                 // Pointer to the third mantissa
       lastB3T = B3T[I];                 // Pointer to the rhird slope
       lastS4T = S4T[I];                 // Pointer to the 4-th mantissa
       lastB4T = B4T[I];                 // Pointer to the 4-th slope
     }
     if(lastLP>lastPIN && lastLP<lPMax)
     {
       lastPIN=GetPTables(lastLP,lastPIN,PDG,tgZ,tgN);// Can update upper logP-Limit in tabs
       PIN[I]=lastPIN;                   // Remember the new P-Limit of the tables
     }
   }
   else                                  // This isotope wasn't initialized => CREATE
   {
     lastPAR = new G4double[nPoints];    // Allocate memory for parameters of CS function
     lastPAR[nLast]=0;                   // Initialization for VALGRIND
     lastCST = new G4double[nPoints];    // Allocate memory for Tabulated CS function    
     lastSST = new G4double[nPoints];    // Allocate memory for Tabulated first sqaredSlope 
     lastS1T = new G4double[nPoints];    // Allocate memory for Tabulated first mantissa 
     lastB1T = new G4double[nPoints];    // Allocate memory for Tabulated first slope    
     lastS2T = new G4double[nPoints];    // Allocate memory for Tabulated second mantissa
     lastB2T = new G4double[nPoints];    // Allocate memory for Tabulated second slope   
     lastS3T = new G4double[nPoints];    // Allocate memory for Tabulated third mantissa 
     lastB3T = new G4double[nPoints];    // Allocate memory for Tabulated third slope    
     lastS4T = new G4double[nPoints];    // Allocate memory for Tabulated 4-th mantissa 
     lastB4T = new G4double[nPoints];    // Allocate memory for Tabulated 4-th slope    
     lastPIN = GetPTables(lastLP,lPMin,PDG,tgZ,tgN); // Returns the new P-limit for tables
     PIN.push_back(lastPIN);             // Fill parameters of CS function to AMDB
     PAR.push_back(lastPAR);             // Fill parameters of CS function to AMDB
     CST.push_back(lastCST);             // Fill Tabulated CS function to AMDB    
     SST.push_back(lastSST);             // Fill Tabulated first sq.slope to AMDB 
     S1T.push_back(lastS1T);             // Fill Tabulated first mantissa to AMDB 
     B1T.push_back(lastB1T);             // Fill Tabulated first slope to AMDB    
     S2T.push_back(lastS2T);             // Fill Tabulated second mantissa to AMDB 
     B2T.push_back(lastB2T);             // Fill Tabulated second slope to AMDB    
     S3T.push_back(lastS3T);             // Fill Tabulated third mantissa to AMDB 
     B3T.push_back(lastB3T);             // Fill Tabulated third slope to AMDB    
     S4T.push_back(lastS4T);             // Fill Tabulated 4-th mantissa to AMDB 
     B4T.push_back(lastB4T);             // Fill Tabulated 4-th slope to AMDB    
   } // End of creation/update of the new set of parameters and tables
   // =---------= NOW Update (if necessary) and Calculate the Cross Section =-----------=
   if(lastLP>lastPIN && lastLP<lPMax)
   {
     lastPIN = GetPTables(lastLP,lastPIN,PDG,tgZ,tgN);
   }
   if(!onlyCS) lastTM=GetQ2max(PDG, tgZ, tgN, pMom); // Calculate (-t)_max=Q2_max (GeV2)
   if(lastLP>lPMin && lastLP<=lastPIN)   // Linear fit is made using precalculated tables
   {
     if(lastLP==lastPIN)
     {
       G4double shift=(lastLP-lPMin)/dlnP+.000001; // Log distance from lPMin
       G4int    blast=static_cast<int>(shift); // this is a bin number of the lower edge (0)
       if(blast<0 || blast>=nLast) G4cout<<"G4QaBarElCS::CCS:b="<<blast<<","<<nLast<<G4endl;
       lastSIG = lastCST[blast];
       if(!onlyCS)                       // Skip the differential cross-section parameters
       {
         theSS  = lastSST[blast];
         theS1  = lastS1T[blast];
         theB1  = lastB1T[blast];
         theS2  = lastS2T[blast];
         theB2  = lastB2T[blast];
         theS3  = lastS3T[blast];
         theB3  = lastB3T[blast];
         theS4  = lastS4T[blast];
         theB4  = lastB4T[blast];
       }
     }
     else
     {
       G4double shift=(lastLP-lPMin)/dlnP;        // a shift from the beginning of the table
       G4int    blast=static_cast<int>(shift);    // the lower bin number
       if(blast<0)   blast=0;
       if(blast>=nLast) blast=nLast-1;            // low edge of the last bin
       shift-=blast;                              // step inside the unit bin
       G4int lastL=blast+1;                       // the upper bin number
       G4double SIGL=lastCST[blast];              // the basic value of the cross-section
       lastSIG= SIGL+shift*(lastCST[lastL]-SIGL); // calculated total elastic cross-section
       if(!onlyCS)                       // Skip the differential cross-section parameters
       {
         G4double SSTL=lastSST[blast];           // the low bin of the first squared slope
         theSS=SSTL+shift*(lastSST[lastL]-SSTL); // the basic value of the first sq.slope
         G4double S1TL=lastS1T[blast];           // the low bin of the first mantissa
         theS1=S1TL+shift*(lastS1T[lastL]-S1TL); // the basic value of the first mantissa
         G4double B1TL=lastB1T[blast];           // the low bin of the first slope
         theB1=B1TL+shift*(lastB1T[lastL]-B1TL); // the basic value of the first slope
         G4double S2TL=lastS2T[blast];           // the low bin of the second mantissa
         theS2=S2TL+shift*(lastS2T[lastL]-S2TL); // the basic value of the second mantissa
         G4double B2TL=lastB2T[blast];           // the low bin of the second slope
         theB2=B2TL+shift*(lastB2T[lastL]-B2TL); // the basic value of the second slope
         G4double S3TL=lastS3T[blast];           // the low bin of the third mantissa
         theS3=S3TL+shift*(lastS3T[lastL]-S3TL); // the basic value of the third mantissa
         G4double B3TL=lastB3T[blast];           // the low bin of the third slope
         theB3=B3TL+shift*(lastB3T[lastL]-B3TL); // the basic value of the third slope
         G4double S4TL=lastS4T[blast];           // the low bin of the 4-th mantissa
         theS4=S4TL+shift*(lastS4T[lastL]-S4TL); // the basic value of the 4-th mantissa
         G4double B4TL=lastB4T[blast];           // the low bin of the 4-th slope
         theB4=B4TL+shift*(lastB4T[lastL]-B4TL); // the basic value of the 4-th slope
       }
     }
   }
   else lastSIG=GetTabValues(lastLP, PDG, tgZ, tgN); // Direct calculation beyond the table
   if(lastSIG<0.) lastSIG = 0.;                   // @@ a Warning print can be added
   return lastSIG;
 }

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◆ CrossSectionDescription()

void G4ChipsAntiBaryonElasticXS::CrossSectionDescription ( std::ostream & outFile ) const

virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 138 of file G4ChipsAntiBaryonElasticXS.cc.

 {
     outFile << "G4ChipsAntiBaryonElasticXS provides the elastic cross\n"
             << "section for anti-baryon nucleus scattering as a function of incident\n"
             << "momentum. The cross section is calculated using M. Kossov's\n"
             << "CHIPS parameterization of cross section data.\n";
 }

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◆ Default_Name()

static const char* G4ChipsAntiBaryonElasticXS::Default_Name ( )

inlinestatic

Definition at line 55 of file G4ChipsAntiBaryonElasticXS.hh.

55 {return "ChipsAntiBaryonElasticXS";}

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◆ GetChipsCrossSection()

G4double G4ChipsAntiBaryonElasticXS::GetChipsCrossSection	(	G4double	momentum,
		G4int	Z,
		G4int	N,
		G4int	pdg
	)

virtual

!The slave functions must provide cross-sections in millibarns (mb) !! (not in IU)

Definition at line 206 of file G4ChipsAntiBaryonElasticXS.cc.

 {
   G4bool fCS = false;
 
   G4double pEn=pMom;
   onlyCS=fCS;
 
   G4bool in=false;                   // By default the isotope must be found in the AMDB
   lastP   = 0.;                      // New momentum history (nothing to compare with)
   lastN   = tgN;                     // The last N of the calculated nucleus
   lastZ   = tgZ;                     // The last Z of the calculated nucleus
   lastI   = colN.size();             // Size of the Associative Memory DB in the heap
   if(lastI) for(G4int i=0; i<lastI; i++) // Loop over proj/tgZ/tgN lines of DB
   {                                  // The nucleus with projPDG is found in AMDB
     if(colN[i]==tgN && colZ[i]==tgZ) // Isotope is foind in AMDB
     {
       lastI=i;
       lastTH =colTH[i];              // Last THreshold (A-dependent)
       if(pEn<=lastTH)
       {
         return 0.;                   // Energy is below the Threshold value
       }
       lastP  =colP [i];              // Last Momentum  (A-dependent)
       lastCS =colCS[i];              // Last CrossSect (A-dependent)
       //  if(std::fabs(lastP/pMom-1.)<tolerance) //VI (do not use tolerance)
       if(lastP == pMom)              // Do not recalculate
       {
         CalculateCrossSection(fCS,-1,i,pPDG,lastZ,lastN,pMom); // Update param's only
         return lastCS*millibarn;     // Use theLastCS
       }
       in = true;                       // This is the case when the isotop is found in DB
       // Momentum pMom is in IU ! @@ Units
       lastCS=CalculateCrossSection(fCS,-1,i,pPDG,lastZ,lastN,pMom); // read & update
       if(lastCS<=0. && pEn>lastTH)    // Correct the threshold
       {
         lastTH=pEn;
       }
       break;                           // Go out of the LOOP with found lastI
     }
   } // End of attampt to find the nucleus in DB
   if(!in)                            // This nucleus has not been calculated previously
   {
     lastCS=CalculateCrossSection(fCS,0,lastI,pPDG,lastZ,lastN,pMom);//calculate&create
     if(lastCS<=0.)
     {
       lastTH = 0; // ThresholdEnergy(tgZ, tgN); // The Threshold Energy which is now the last
       if(pEn>lastTH)
       {
         lastTH=pEn;
       }
     }
     colN.push_back(tgN);
     colZ.push_back(tgZ);
     colP.push_back(pMom);
     colTH.push_back(lastTH);
     colCS.push_back(lastCS);
     return lastCS*millibarn;
   } // End of creation of the new set of parameters
   else
   {
     colP[lastI]=pMom;
     colCS[lastI]=lastCS;
   }
   return lastCS*millibarn;
 }

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◆ GetExchangeT()

G4double G4ChipsAntiBaryonElasticXS::GetExchangeT	(	G4int	tZ,
		G4int	tN,
		G4int	pPDG
	)

Definition at line 644 of file G4ChipsAntiBaryonElasticXS.cc.

 {
   static const G4double GeVSQ=gigaelectronvolt*gigaelectronvolt;
   static const G4double third=1./3.;
   static const G4double fifth=1./5.;
   static const G4double sevth=1./7.;
 
   if(PDG<-3334 || PDG>-1111)G4cout<<"*Warning*G4QAntiBaryonElCS::GetExT:PDG="<<PDG<<G4endl;
   if(onlyCS)G4cout<<"WarningG4ChipsAntiBaryonElasticXS::GetExchanT:onlyCS=1"<<G4endl;
   if(lastLP<-4.3) return lastTM*GeVSQ*G4UniformRand();// S-wave for p<14 MeV/c (kinE<.1MeV)
   G4double q2=0.;
   if(tgZ==1 && tgN==0)                // ===> p+p=p+p
   {
     G4double E1=lastTM*theB1;
     G4double R1=(1.-G4Exp(-E1));
     G4double E2=lastTM*theB2;
     G4double R2=(1.-G4Exp(-E2*E2*E2));
     G4double E3=lastTM*theB3;
     G4double R3=(1.-G4Exp(-E3));
     G4double I1=R1*theS1/theB1;
     G4double I2=R2*theS2;
     G4double I3=R3*theS3;
     G4double I12=I1+I2;
     G4double rand=(I12+I3)*G4UniformRand();
     if     (rand<I1 )
     {
       G4double ran=R1*G4UniformRand();
       if(ran>1.) ran=1.;
       q2=-G4Log(1.-ran)/theB1;
     }
     else if(rand<I12)
     {
       G4double ran=R2*G4UniformRand();
       if(ran>1.) ran=1.;
       q2=-G4Log(1.-ran);
       if(q2<0.) q2=0.;
       q2=G4Pow::GetInstance()->powA(q2,third)/theB2;
     }
     else
     {
       G4double ran=R3*G4UniformRand();
       if(ran>1.) ran=1.;
       q2=-G4Log(1.-ran)/theB3;
     }
   }
   else
   {
     G4double a=tgZ+tgN;
     G4double E1=lastTM*(theB1+lastTM*theSS);
     G4double R1=(1.-G4Exp(-E1));
     G4double tss=theSS+theSS; // for future solution of quadratic equation (imediate check)
     G4double tm2=lastTM*lastTM;
     G4double E2=lastTM*tm2*theB2;                   // power 3 for lowA, 5 for HighA (1st)
     if(a>6.5)E2*=tm2;                               // for heavy nuclei
     G4double R2=(1.-G4Exp(-E2));
     G4double E3=lastTM*theB3;
     if(a>6.5)E3*=tm2*tm2*tm2;                       // power 1 for lowA, 7 (2nd) for HighA
     G4double R3=(1.-G4Exp(-E3));
     G4double E4=lastTM*theB4;
     G4double R4=(1.-G4Exp(-E4));
     G4double I1=R1*theS1;
     G4double I2=R2*theS2;
     G4double I3=R3*theS3;
     G4double I4=R4*theS4;
     G4double I12=I1+I2;
     G4double I13=I12+I3;
     G4double rand=(I13+I4)*G4UniformRand();
     if(rand<I1)
     {
       G4double ran=R1*G4UniformRand();
       if(ran>1.) ran=1.;
       q2=-G4Log(1.-ran)/theB1;
       if(std::fabs(tss)>1.e-7) q2=(std::sqrt(theB1*(theB1+(tss+tss)*q2))-theB1)/tss;
     }
     else if(rand<I12)
     {
       G4double ran=R2*G4UniformRand();
       if(ran>1.) ran=1.;
       q2=-G4Log(1.-ran)/theB2;
       if(q2<0.) q2=0.;
       if(a<6.5) q2=G4Pow::GetInstance()->powA(q2,third);
       else      q2=G4Pow::GetInstance()->powA(q2,fifth);
     }
     else if(rand<I13)
     {
       G4double ran=R3*G4UniformRand();
       if(ran>1.) ran=1.;
       q2=-G4Log(1.-ran)/theB3;
       if(q2<0.) q2=0.;
       if(a>6.5) q2=G4Pow::GetInstance()->powA(q2,sevth);
     }
     else
     {
       G4double ran=R4*G4UniformRand();
       if(ran>1.) ran=1.;
       q2=-G4Log(1.-ran)/theB4;
       if(a<6.5) q2=lastTM-q2;                    // u reduced for lightA (starts from 0)
     }
   }
   if(q2<0.) q2=0.;
   if(!(q2>=-1.||q2<=1.))G4cout<<"*NAN*G4QaBElasticCrossSect::GetExchangeT:-t="<<q2<<G4endl;
   if(q2>lastTM)
   {
     q2=lastTM;
   }
   return q2*GeVSQ;
 }

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◆ GetHMaxT()

G4double G4ChipsAntiBaryonElasticXS::GetHMaxT ( )

private

Definition at line 775 of file G4ChipsAntiBaryonElasticXS.cc.

 {
   static const G4double HGeVSQ=gigaelectronvolt*gigaelectronvolt/2.;
   return lastTM*HGeVSQ;
 }

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◆ GetIsoCrossSection()

G4double G4ChipsAntiBaryonElasticXS::GetIsoCrossSection	(	const G4DynamicParticle *	Pt,
		G4int	tgZ,
		G4int	A,
		const G4Isotope *	iso = `0`,
		const G4Element *	elm = `0`,
		const G4Material *	mat = `0`
	)

virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 194 of file G4ChipsAntiBaryonElasticXS.cc.

 {
   G4double pMom=Pt->GetTotalMomentum();
   G4int tgN = A - tgZ;
   G4int pdg = Pt->GetDefinition()->GetPDGEncoding();
   
   return GetChipsCrossSection(pMom, tgZ, tgN, pdg);
 }

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◆ GetPTables()

G4double G4ChipsAntiBaryonElasticXS::GetPTables	(	G4double	lpP,
		G4double	lPm,
		G4int	PDG,
		G4int	tZ,
		G4int	tN
	)

private

Definition at line 398 of file G4ChipsAntiBaryonElasticXS.cc.

 {
   // @@ At present all nA==pA ---------> Each neucleus can have not more than 51 parameters
   static const G4double pwd=2727;
   const G4int n_appel=30;                // #of parameters for app-elastic (<nPoints=128)
   //                          -0- -1- -2- -3-  -4- -5- -6- -7- -8--9--10--11--12--13--14-
   G4double app_el[n_appel]={1.25,3.5,80.,1.,.0557,6.72,5.,74.,3.,3.4,.2,.17,.001,8.,.055,
                             3.64,5.e-5,4000.,1500.,.46,1.2e6,3.5e6,5.e-5,1.e10,8.5e8,
                             1.e10,1.1,3.4e6,6.8e6,0.};
   //                        -15-  -16-  -17-  -18- -19- -20-  -21-  -22-  -23- -24-
   //                        -25-  -26- -27- -28- -29- 
   //AR-24Jun2014  if(PDG>-3334 && PDG<-1111)
   if(PDG>-3335 && PDG<-1111)
   {
     // -- Total pp elastic cross section cs & s1/b1 (main), s2/b2 (tail1), s3/b3 (tail2) --
     //p2=p*p;p3=p2*p;sp=sqrt(p);p2s=p2*sp;lp=log(p);dl1=lp-(3.=par(3));p4=p2*p2; p=|3-mom|
     //CS=2.865/p2s/(1+.0022/p2s)+(18.9+.6461*dl1*dl1+9./p)/(1.+.425*lp)/(1.+.4276/p4);
     //   par(0)       par(7)     par(1) par(2)      par(4)      par(5)         par(6)
     //dl2=lp-5., s1=(74.+3.*dl2*dl2)/(1+3.4/p4/p)+(.2/p2+17.*p)/(p4+.001*sp),
     //     par(8) par(9) par(10)        par(11)   par(12)par(13)    par(14)
     // b1=8.*p**.055/(1.+3.64/p3); s2=5.e-5+4000./(p4+1500.*p); b2=.46+1.2e6/(p4+3.5e6/sp);
     // par(15) par(16)  par(17)     par(18) par(19)  par(20)   par(21) par(22)  par(23)
     // s3=5.e-5+1.e10/(p4*p4+8.5e8*p2+1.e10); b3=1.1+3.4e6/(p4+6.8e6); ss=0.
     //  par(24) par(25)     par(26)  par(27) par(28) par(29)  par(30)   par(31)
     //
     if(lastPAR[nLast]!=pwd) // A unique flag to avoid the repeatable definition
     {
       if ( tgZ == 1 && tgN == 0 )
       {
         for (G4int ip=0; ip<n_appel; ip++) lastPAR[ip]=app_el[ip]; // PiMinus+P
       }
       else
       {
         G4double a=tgZ+tgN;
         G4double sa=std::sqrt(a);
         G4double ssa=std::sqrt(sa);
         G4double asa=a*sa;
         G4double a2=a*a;
         G4double a3=a2*a;
         G4double a4=a3*a;
         G4double a5=a4*a;
         G4double a6=a4*a2;
         G4double a7=a6*a;
         G4double a8=a7*a;
         G4double a9=a8*a;
         G4double a10=a5*a5;
         G4double a12=a6*a6;
         G4double a14=a7*a7;
         G4double a16=a8*a8;
         G4double a17=a16*a;
         //G4double a20=a16*a4;
         G4double a32=a16*a16;
         // Reaction cross-section parameters (pel=peh_fit.f)
         lastPAR[0]=.23*asa/(1.+a*.15);                                       // p1
         lastPAR[1]=2.8*asa/(1.+a*(.015+.05/ssa));                            // p2
         lastPAR[2]=15.*a/(1.+.005*a2);                                       // p3
         lastPAR[3]=.013*a2/(1.+a3*(.006+a*.00001));                          // p4
         lastPAR[4]=5.;                                                       // p5
         lastPAR[5]=0.;                                                       // p6 not used
         lastPAR[6]=0.;                                                       // p7 not used
         lastPAR[7]=0.;                                                       // p8 not used
         lastPAR[8]=0.;                                                       // p9 not used
         // @@ the differential cross-section is parameterized separately for A>6 & A<7
         if(a<6.5)
         {
           G4double a28=a16*a12;
           // The main pre-exponent      (pel_sg)
           lastPAR[ 9]=4000*a;                                // p1
           lastPAR[10]=1.2e7*a8+380*a17;                      // p2
           lastPAR[11]=.7/(1.+4.e-12*a16);                    // p3
           lastPAR[12]=2.5/a8/(a4+1.e-16*a32);                // p4
           lastPAR[13]=.28*a;                                 // p5
           lastPAR[14]=1.2*a2+2.3;                            // p6
           lastPAR[15]=3.8/a;                                 // p7
           // The main slope             (pel_sl)
           lastPAR[16]=.01/(1.+.0024*a5);                     // p1
           lastPAR[17]=.2*a;                                  // p2
           lastPAR[18]=9.e-7/(1.+.035*a5);                    // p3
           lastPAR[19]=(42.+2.7e-11*a16)/(1.+.14*a);          // p4
           // The main quadratic         (pel_sh)
           lastPAR[20]=2.25*a3;                               // p1
           lastPAR[21]=18.;                                   // p2
           lastPAR[22]=2.4e-3*a8/(1.+2.6e-4*a7);              // p3
           lastPAR[23]=3.5e-36*a32*a8/(1.+5.e-15*a32/a);      // p4
           // The 1st max pre-exponent   (pel_qq)
           lastPAR[24]=1.e5/(a8+2.5e12/a16);                  // p1
           lastPAR[25]=8.e7/(a12+1.e-27*a28*a28);             // p2 
           lastPAR[26]=.0006*a3;                              // p3
           // The 1st max slope          (pel_qs)
           lastPAR[27]=10.+4.e-8*a12*a;                       // p1
           lastPAR[28]=.114;                                  // p2
           lastPAR[29]=.003;                                  // p3
           lastPAR[30]=2.e-23;                                // p4
           // The effective pre-exponent (pel_ss)
           lastPAR[31]=1./(1.+.0001*a8);                      // p1
           lastPAR[32]=1.5e-4/(1.+5.e-6*a12);                 // p2
           lastPAR[33]=.03;                                   // p3
           // The effective slope        (pel_sb)
           lastPAR[34]=a/2;                                   // p1
           lastPAR[35]=2.e-7*a4;                              // p2
           lastPAR[36]=4.;                                    // p3
           lastPAR[37]=64./a3;                                // p4
           // The gloria pre-exponent    (pel_us)
           lastPAR[38]=1.e8*G4Exp(.32*asa);                // p1
           lastPAR[39]=20.*G4Exp(.45*asa);                 // p2
           lastPAR[40]=7.e3+2.4e6/a5;                         // p3
           lastPAR[41]=2.5e5*G4Exp(.085*a3);               // p4
           lastPAR[42]=2.5*a;                                 // p5
           // The gloria slope           (pel_ub)
           lastPAR[43]=920.+.03*a8*a3;                        // p1
           lastPAR[44]=93.+.0023*a12;                         // p2
         }
         else // A > Li6 (li7, ...)
         {
           G4double p1a10=2.2e-28*a10;
           G4double r4a16=6.e14/a16;
           G4double s4a16=r4a16*r4a16;
           // a24
           // a36
           // The main pre-exponent      (peh_sg)
           lastPAR[ 9]=4.5*G4Pow::GetInstance()->powA(a,1.15);                  // p1
           lastPAR[10]=.06*G4Pow::GetInstance()->powA(a,.6);                    // p2
           lastPAR[11]=.6*a/(1.+2.e15/a16);                   // p3
           lastPAR[12]=.17/(a+9.e5/a3+1.5e33/a32);            // p4
           lastPAR[13]=(.001+7.e-11*a5)/(1.+4.4e-11*a5);      // p5
           lastPAR[14]=(p1a10*p1a10+2.e-29)/(1.+2.e-22*a12);  // p6
           // The main slope             (peh_sl)
           lastPAR[15]=400./a12+2.e-22*a9;                    // p1
           lastPAR[16]=1.e-32*a12/(1.+5.e22/a14);             // p2
           lastPAR[17]=1000./a2+9.5*sa*ssa;                   // p3
           lastPAR[18]=4.e-6*a*asa+1.e11/a16;                 // p4
           lastPAR[19]=(120./a+.002*a2)/(1.+2.e14/a16);       // p5
           lastPAR[20]=9.+100./a;                             // p6
           // The main quadratic         (peh_sh)
           lastPAR[21]=.002*a3+3.e7/a6;                       // p1
           lastPAR[22]=7.e-15*a4*asa;                         // p2
           lastPAR[23]=9000./a4;                              // p3
           // The 1st max pre-exponent   (peh_qq)
           lastPAR[24]=.0011*asa/(1.+3.e34/a32/a4);           // p1
           lastPAR[25]=1.e-5*a2+2.e14/a16;                    // p2
           lastPAR[26]=1.2e-11*a2/(1.+1.5e19/a12);            // p3
           lastPAR[27]=.016*asa/(1.+5.e16/a16);               // p4
           // The 1st max slope          (peh_qs)
           lastPAR[28]=.002*a4/(1.+7.e7/G4Pow::GetInstance()->powA(a-6.83,14)); // p1
           lastPAR[29]=2.e6/a6+7.2/G4Pow::GetInstance()->powA(a,.11);           // p2
           lastPAR[30]=11.*a3/(1.+7.e23/a16/a8);              // p3
           lastPAR[31]=100./asa;                              // p4
           // The 2nd max pre-exponent   (peh_ss)
           lastPAR[32]=(.1+4.4e-5*a2)/(1.+5.e5/a4);           // p1
           lastPAR[33]=3.5e-4*a2/(1.+1.e8/a8);                // p2
           lastPAR[34]=1.3+3.e5/a4;                           // p3
           lastPAR[35]=500./(a2+50.)+3;                       // p4
           lastPAR[36]=1.e-9/a+s4a16*s4a16;                   // p5
           // The 2nd max slope          (peh_sb)
           lastPAR[37]=.4*asa+3.e-9*a6;                       // p1
           lastPAR[38]=.0005*a5;                              // p2
           lastPAR[39]=.002*a5;                               // p3
           lastPAR[40]=10.;                                   // p4
           // The effective pre-exponent (peh_us)
           lastPAR[41]=.05+.005*a;                            // p1
           lastPAR[42]=7.e-8/sa;                              // p2
           lastPAR[43]=.8*sa;                                 // p3
           lastPAR[44]=.02*sa;                                // p4
           lastPAR[45]=1.e8/a3;                               // p5
           lastPAR[46]=3.e32/(a32+1.e32);                     // p6
           // The effective slope        (peh_ub)
           lastPAR[47]=24.;                                   // p1
           lastPAR[48]=20./sa;                                // p2
           lastPAR[49]=7.e3*a/(sa+1.);                        // p3
           lastPAR[50]=900.*sa/(1.+500./a3);                  // p4
         }
         // Parameter for lowEnergyNeutrons
         lastPAR[51]=1.e15+2.e27/a4/(1.+2.e-18*a16);
       }
       lastPAR[nLast]=pwd;
       // and initialize the zero element of the table
       G4double lp=lPMin;                                      // ln(momentum)
       G4bool memCS=onlyCS;                                    // ??
       onlyCS=false;
       lastCST[0]=GetTabValues(lp, PDG, tgZ, tgN); // Calculate AMDB tables
       onlyCS=memCS;
       lastSST[0]=theSS;
       lastS1T[0]=theS1;
       lastB1T[0]=theB1;
       lastS2T[0]=theS2;
       lastB2T[0]=theB2;
       lastS3T[0]=theS3;
       lastB3T[0]=theB3;
       lastS4T[0]=theS4;
       lastB4T[0]=theB4;
     }
     if(LP>ILP)
     {
       G4int ini = static_cast<int>((ILP-lPMin+.000001)/dlnP)+1; // already inited till this
       if(ini<0) ini=0;
       if(ini<nPoints)
       {
         G4int fin = static_cast<int>((LP-lPMin)/dlnP)+1; // final bin of initialization
         if(fin>=nPoints) fin=nLast;               // Limit of the tabular initialization
         if(fin>=ini)
         {
           G4double lp=0.;
           for(G4int ip=ini; ip<=fin; ip++)        // Calculate tabular CS,S1,B1,S2,B2,S3,B3
           {
             lp=lPMin+ip*dlnP;                     // ln(momentum)
             G4bool memCS=onlyCS;
             onlyCS=false;
             lastCST[ip]=GetTabValues(lp, PDG, tgZ, tgN); // Calculate AMDB tables (ret CS)
             onlyCS=memCS;
             lastSST[ip]=theSS;
             lastS1T[ip]=theS1;
             lastB1T[ip]=theB1;
             lastS2T[ip]=theS2;
             lastB2T[ip]=theB2;
             lastS3T[ip]=theS3;
             lastB3T[ip]=theB3;
             lastS4T[ip]=theS4;
             lastB4T[ip]=theB4;
           }
           return lp;
         }
         else G4cout<<"*Warning*G4ChipsAntiBaryonElasticXS::GetPTables: PDG="<<PDG
                    <<", Z="<<tgZ<<", N="<<tgN<<", i="<<ini<<" > fin="<<fin<<", LP="<<LP
                    <<" > ILP="<<ILP<<" nothing is done!"<<G4endl;
       }
       else G4cout<<"*Warning*G4ChipsAntiBaryonElasticXS::GetPTables: PDG="<<PDG
                  <<", Z="<<tgZ<<", N="<<tgN<<", i="<<ini<<">= max="<<nPoints<<", LP="<<LP
                  <<" > ILP="<<ILP<<", lPMax="<<lPMax<<" nothing is done!"<<G4endl;
     }
   }
   else
   {
     // G4cout<<"*Error*G4ChipsAntiBaryonElasticXS::GetPTables: PDG="<<PDG<<", Z="<<tgZ
     //       <<", N="<<tgN<<", while it is defined only for Anti Baryons"<<G4endl;
     // throw G4QException("G4ChipsAntiBaryonElasticXS::GetPTables:onlyaBA implemented");
     G4ExceptionDescription ed;
     ed << "PDG = " << PDG << ", Z = " << tgZ << ", N = " << tgN
        << ", while it is defined only for Anti Baryons" << G4endl;
     G4Exception("G4ChipsAntiBaryonElasticXS::GetPTables()", "HAD_CHPS_0000",
                 FatalException, ed);
   }
   return ILP;
 }

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◆ GetQ2max()

G4double G4ChipsAntiBaryonElasticXS::GetQ2max	(	G4int	pPDG,
		G4int	tgZ,
		G4int	tgN,
		G4double	pP
	)

private

Definition at line 874 of file G4ChipsAntiBaryonElasticXS.cc.

 {
   static const G4double mNeut= G4Neutron::Neutron()->GetPDGMass()*.001; // MeV to GeV
   static const G4double mProt= G4Proton::Proton()->GetPDGMass()*.001; // MeV to GeV
   static const G4double mNuc2= sqr((mProt+mNeut)/2);
   G4double pP2=pP*pP;                                 // squared momentum of the projectile
   if(tgZ || tgN>-1)                                   // ---> pipA
   {
     G4double mt=G4ParticleTable::GetParticleTable()->GetIonTable()->GetIon(tgZ,tgZ+tgN,0)->GetPDGMass()*.001; // Target mass in GeV
     G4double dmt=mt+mt;
     G4double mds=dmt*std::sqrt(pP2+mNuc2)+mNuc2+mt*mt;    // Mondelstam mds (@@ other AntiBar?)
     return dmt*dmt*pP2/mds;
   }
   else
   {
     // G4cout<<"*Error*G4ChipsAntiBaryonElasticXS::GetQ2ma:PDG="<<PDG<<",Z="<<tgZ<<",N="
     //       <<tgN<<", while it is defined only for p projectiles & Z_target>0"<<G4endl;
     // throw G4QException("G4ChipsAntiBaryonElasticXS::GetQ2max: only aBA implemented");
     G4ExceptionDescription ed;
     ed << "PDG = " << PDG << ", Z = " << tgZ << ", N = " << tgN
        << ", while it is defined only for p projectiles & Z_target>0" << G4endl;
     G4Exception("G4ChipsAntiBaryonElasticXS::GetQ2max()", "HAD_CHPS_0000",
                 FatalException, ed);
     return 0;
   }
 }

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◆ GetSlope()

G4double G4ChipsAntiBaryonElasticXS::GetSlope	(	G4int	tZ,
		G4int	tN,
		G4int	pPDG
	)

private

Definition at line 753 of file G4ChipsAntiBaryonElasticXS.cc.

 {
   static const G4double GeVSQ=gigaelectronvolt*gigaelectronvolt;
   if(onlyCS)G4cout<<"WarningG4ChipsAntiBaryonElasticXS::GetSlope:onlCS=true"<<G4endl;
   if(lastLP<-4.3) return 0.;          // S-wave for p<14 MeV/c (kinE<.1MeV)
   if(PDG<-3334 || PDG>-1111)
   {
     // G4cout<<"*Error*G4ChipsAntiBaryonElasticXS::GetSlope: PDG="<<PDG<<", Z="<<tgZ
     //       <<", N="<<tgN<<", while it is defined only for Anti Baryons"<<G4endl;
     // throw G4QException("G4ChipsAntiBaryonElasticXS::GetSlope: AnBa are implemented");
     G4ExceptionDescription ed;
     ed << "PDG = " << PDG << ", Z = " << tgZ << ", N = " << tgN
        << ", while it is defined only for Anti Baryons" << G4endl;
     G4Exception("G4ChipsAntiBaryonElasticXS::GetSlope()", "HAD_CHPS_0000",
                 FatalException, ed);
   }
   if(theB1<0.) theB1=0.;
   if(!(theB1>=-1.||theB1<=1.))G4cout<<"*NAN*G4QaBaElasticCrossS::Getslope:"<<theB1<<G4endl;
   return theB1/GeVSQ;
 }

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◆ GetTabValues()

G4double G4ChipsAntiBaryonElasticXS::GetTabValues	(	G4double	lp,
		G4int	pPDG,
		G4int	tgZ,
		G4int	tgN
	)

private

Definition at line 782 of file G4ChipsAntiBaryonElasticXS.cc.

 {
   if(PDG<-3334 || PDG>-1111) G4cout<<"*Warning*G4QAntiBaryElCS::GetTabV:PDG="<<PDG<<G4endl;
   if(tgZ<0 || tgZ>92)
   {
     G4cout<<"*Warning*G4QAntiBaryonElCS::GetTabValue:(1-92) NoIsotopesFor Z="<<tgZ<<G4endl;
     return 0.;
   }
   G4int iZ=tgZ-1; // Z index
   if(iZ<0)
   {
     iZ=0;         // conversion of the neutron target to the proton target
     tgZ=1;
     tgN=0;
   }
   G4double p=G4Exp(lp);              // momentum
   G4double sp=std::sqrt(p);             // sqrt(p)
   G4double p2=p*p;            
   G4double p3=p2*p;
   G4double p4=p3*p;
   if ( tgZ == 1 && tgN == 0 ) // PiMin+P
   {
     G4double dl2=lp-lastPAR[6]; // ld ?
     theSS=lastPAR[29];
     theS1=(lastPAR[7]+lastPAR[8]*dl2*dl2)/(1.+lastPAR[9]/p4/p)+
           (lastPAR[10]/p2+lastPAR[11]*p)/(p4+lastPAR[12]*sp);
     theB1=lastPAR[13]*G4Pow::GetInstance()->powA(p,lastPAR[14])/(1.+lastPAR[15]/p3);
     theS2=lastPAR[16]+lastPAR[17]/(p4+lastPAR[18]*p);
     theB2=lastPAR[19]+lastPAR[20]/(p4+lastPAR[21]/sp); 
     theS3=lastPAR[22]+lastPAR[23]/(p4*p4+lastPAR[24]*p2+lastPAR[25]);
     theB3=lastPAR[26]+lastPAR[27]/(p4+lastPAR[28]); 
     theS4=0.;
     theB4=0.; 
     // Returns the total elastic pim-p cross-section (to avoid spoiling lastSIG)
     G4double ye=G4Exp(lp*lastPAR[0]);
     G4double dp=lp-lastPAR[1];
     return lastPAR[2]/(ye+lastPAR[3])+lastPAR[4]*dp*dp+lastPAR[5];
   }
   else
   {
     G4double p5=p4*p;
     G4double p6=p5*p;
     G4double p8=p6*p2;
     G4double p10=p8*p2;
     G4double p12=p10*p2;
     G4double p16=p8*p8;
     //G4double p24=p16*p8;
     G4double dl=lp-5.;
     G4double a=tgZ+tgN;
     G4double pah=G4Pow::GetInstance()->powA(p,a/2);
     G4double pa=pah*pah;
     G4double pa2=pa*pa;
     if(a<6.5)
     {
       theS1=lastPAR[9]/(1.+lastPAR[10]*p4*pa)+lastPAR[11]/(p4+lastPAR[12]*p4/pa2)+
             (lastPAR[13]*dl*dl+lastPAR[14])/(1.+lastPAR[15]/p2);
       theB1=(lastPAR[16]+lastPAR[17]*p2)/(p4+lastPAR[18]/pah)+lastPAR[19];
       theSS=lastPAR[20]/(1.+lastPAR[21]/p2)+lastPAR[22]/(p6/pa+lastPAR[23]/p16);
       theS2=lastPAR[24]/(pa/p2+lastPAR[25]/p4)+lastPAR[26];
       theB2=lastPAR[27]*G4Pow::GetInstance()->powA(p,lastPAR[28])+lastPAR[29]/(p8+lastPAR[30]/p16);
       theS3=lastPAR[31]/(pa*p+lastPAR[32]/pa)+lastPAR[33];
       theB3=lastPAR[34]/(p3+lastPAR[35]/p6)+lastPAR[36]/(1.+lastPAR[37]/p2);
       theS4=p2*(pah*lastPAR[38]*G4Exp(-pah*lastPAR[39])+
                 lastPAR[40]/(1.+lastPAR[41]*G4Pow::GetInstance()->powA(p,lastPAR[42])));
       theB4=lastPAR[43]*pa/p2/(1.+pa*lastPAR[44]);
     }
     else
     {
       theS1=lastPAR[9]/(1.+lastPAR[10]/p4)+lastPAR[11]/(p4+lastPAR[12]/p2)+
             lastPAR[13]/(p5+lastPAR[14]/p16);
       theB1=(lastPAR[15]/p8+lastPAR[19])/(p+lastPAR[16]/G4Pow::GetInstance()->powA(p,lastPAR[20]))+
             lastPAR[17]/(1.+lastPAR[18]/p4);
       theSS=lastPAR[21]/(p4/G4Pow::GetInstance()->powA(p,lastPAR[23])+lastPAR[22]/p4);
       theS2=lastPAR[24]/p4/(G4Pow::GetInstance()->powA(p,lastPAR[25])+lastPAR[26]/p12)+lastPAR[27];
       theB2=lastPAR[28]/G4Pow::GetInstance()->powA(p,lastPAR[29])+lastPAR[30]/G4Pow::GetInstance()->powA(p,lastPAR[31]);
       theS3=lastPAR[32]/G4Pow::GetInstance()->powA(p,lastPAR[35])/(1.+lastPAR[36]/p12)+
             lastPAR[33]/(1.+lastPAR[34]/p6);
       theB3=lastPAR[37]/p8+lastPAR[38]/p2+lastPAR[39]/(1.+lastPAR[40]/p8);
       theS4=(lastPAR[41]/p4+lastPAR[46]/p)/(1.+lastPAR[42]/p10)+
             (lastPAR[43]+lastPAR[44]*dl*dl)/(1.+lastPAR[45]/p12);
       theB4=lastPAR[47]/(1.+lastPAR[48]/p)+lastPAR[49]*p4/(1.+lastPAR[50]*p5);
     }
     // Returns the total elastic (n/p)A cross-section (to avoid spoiling lastSIG)
     G4double dlp=lp-lastPAR[4]; // ax
     //         p1               p2          p3                 p4
     return (lastPAR[0]*dlp*dlp+lastPAR[1]+lastPAR[2]/p)/(1.+lastPAR[3]/p);
   }
   return 0.;
 } // End of GetTableValues

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◆ IsIsoApplicable()

G4bool G4ChipsAntiBaryonElasticXS::IsIsoApplicable	(	const G4DynamicParticle *	Pt,
		G4int	Z,
		G4int	A,
		const G4Element *	elm,
		const G4Material *	mat
	)

virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 146 of file G4ChipsAntiBaryonElasticXS.cc.

 {
 
   /*
   if(particle == G4AntiNeutron::AntiNeutron())
   {
     return true;
   }
   else if(particle == G4AntiProton::AntiProton())
   {
     return true;
   }
   else if(particle == G4AntiLambda::AntiLambda())
   {
     return true;
   }
   else if(particle == G4AntiSigmaPlus::AntiSigmaPlus())
   {
     return true;
   }
   else if(particle == G4AntiSigmaMinus::AntiSigmaMinus())
   {
     return true;
   }
   else if(particle == G4AntiSigmaZero::AntiSigmaZero())
   {
     return true;
   }
   else if(particle == G4AntiXiMinus::AntiXiMinus())
   {
     return true;
   }
   else if(particle == G4AntiXiZero::AntiXiZero())
   {
     return true;
   }
   else if(particle == G4AntiOmegaMinus::AntiOmegaMinus())
   {
     return true;
   }
   */
   return true;
 }