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G4ChipsHyperonElasticXS Class Reference

#include <G4ChipsHyperonElasticXS.hh>

Inheritance diagram for G4ChipsHyperonElasticXS:
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Public Member Functions

 G4ChipsHyperonElasticXS ()
 
 ~G4ChipsHyperonElasticXS ()
 
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 ()
 

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 G4ChipsHyperonElasticXS.hh.

Constructor & Destructor Documentation

G4ChipsHyperonElasticXS::G4ChipsHyperonElasticXS ( )

Definition at line 64 of file G4ChipsHyperonElasticXS.cc.

64  :G4VCrossSectionDataSet(Default_Name()), nPoints(128), nLast(nPoints-1)
65 {
66  lPMin=-8.; //Min tabulatedLogarithmMomentum(D)
67  lPMax= 8.; //Max tabulatedLogarithmMomentum(D)
68  dlnP=(lPMax-lPMin)/nLast;// LogStep inTable (D)
69  onlyCS=true;//Flag toCalculOnlyCS(not Si/Bi)(L)
70  lastSIG=0.; //Last calculated cross section (L)
71  lastLP=-10.;//LastLog(mom_of IncidentHadron)(L)
72  lastTM=0.; //Last t_maximum (L)
73  theSS=0.; //TheLastSqSlope of 1st difr.Max(L)
74  theS1=0.; //TheLastMantissa of 1st difrMax(L)
75  theB1=0.; //TheLastSlope of 1st difructMax(L)
76  theS2=0.; //TheLastMantissa of 2nd difrMax(L)
77  theB2=0.; //TheLastSlope of 2nd difructMax(L)
78  theS3=0.; //TheLastMantissa of 3d difr.Max(L)
79  theB3=0.; //TheLastSlope of 3d difruct.Max(L)
80  theS4=0.; //TheLastMantissa of 4th difrMax(L)
81  theB4=0.; //TheLastSlope of 4th difructMax(L)
82  lastTZ=0; // Last atomic number of the target
83  lastTN=0; // Last # of neutrons in the target
84  lastPIN=0.; // Last initialized max momentum
85  lastCST=0; // Elastic cross-section table
86  lastPAR=0; // ParametersForFunctionCalculation
87  lastSST=0; // E-dep ofSqardSlope of 1st difMax
88  lastS1T=0; // E-dep of mantissa of 1st dif.Max
89  lastB1T=0; // E-dep of the slope of 1st difMax
90  lastS2T=0; // E-dep of mantissa of 2nd difrMax
91  lastB2T=0; // E-dep of the slope of 2nd difMax
92  lastS3T=0; // E-dep of mantissa of 3d difr.Max
93  lastB3T=0; // E-dep of the slope of 3d difrMax
94  lastS4T=0; // E-dep of mantissa of 4th difrMax
95  lastB4T=0; // E-dep of the slope of 4th difMax
96  lastN=0; // The last N of calculated nucleus
97  lastZ=0; // The last Z of calculated nucleus
98  lastP=0.; // LastUsed inCrossSection Momentum
99  lastTH=0.; // Last threshold momentum
100  lastCS=0.; // Last value of the Cross Section
101  lastI=0; // The last position in the DAMDB
102 }
G4VCrossSectionDataSet::G4VCrossSectionDataSet
G4VCrossSectionDataSet(const G4String &nam="")
Definition: G4VCrossSectionDataSet.cc:54
G4ChipsHyperonElasticXS::Default_Name
static const char * Default_Name()
Definition: G4ChipsHyperonElasticXS.hh:54
G4ChipsHyperonElasticXS::~G4ChipsHyperonElasticXS ( )

Definition at line 104 of file G4ChipsHyperonElasticXS.cc.

105 {
106  std::vector<G4double*>::iterator pos;
107  for (pos=CST.begin(); pos<CST.end(); pos++)
108  { delete [] *pos; }
109  CST.clear();
110  for (pos=PAR.begin(); pos<PAR.end(); pos++)
111  { delete [] *pos; }
112  PAR.clear();
113  for (pos=SST.begin(); pos<SST.end(); pos++)
114  { delete [] *pos; }
115  SST.clear();
116  for (pos=S1T.begin(); pos<S1T.end(); pos++)
117  { delete [] *pos; }
118  S1T.clear();
119  for (pos=B1T.begin(); pos<B1T.end(); pos++)
120  { delete [] *pos; }
121  B1T.clear();
122  for (pos=S2T.begin(); pos<S2T.end(); pos++)
123  { delete [] *pos; }
124  S2T.clear();
125  for (pos=B2T.begin(); pos<B2T.end(); pos++)
126  { delete [] *pos; }
127  B2T.clear();
128  for (pos=S3T.begin(); pos<S3T.end(); pos++)
129  { delete [] *pos; }
130  S3T.clear();
131  for (pos=B3T.begin(); pos<B3T.end(); pos++)
132  { delete [] *pos; }
133  B3T.clear();
134  for (pos=S4T.begin(); pos<S4T.end(); pos++)
135  { delete [] *pos; }
136  S4T.clear();
137  for (pos=B4T.begin(); pos<B4T.end(); pos++)
138  { delete [] *pos; }
139  B4T.clear();
140 }
pos
static const G4double pos
Definition: G4ElectroNuclearCrossSection.cc:66

Member Function Documentation

void G4ChipsHyperonElasticXS::CrossSectionDescription ( std::ostream &  outFile) const
virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 143 of file G4ChipsHyperonElasticXS.cc.

144 {
145  outFile << "G4ChipsHyperonElasticXS provides the elastic cross\n"
146  << "section for hyperon nucleus scattering as a function of incident\n"
147  << "momentum. The cross section is calculated using M. Kossov's\n"
148  << "CHIPS parameterization of cross section data.\n";
149 }
static const char* G4ChipsHyperonElasticXS::Default_Name ( )
inlinestatic

Definition at line 54 of file G4ChipsHyperonElasticXS.hh.

54 {return "ChipsHyperonElasticXS";}

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G4double G4ChipsHyperonElasticXS::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 172 of file G4ChipsHyperonElasticXS.cc.

173 {
174 
175  G4bool fCS = false;
176  G4double pEn=pMom;
177 
178  onlyCS=fCS;
179 
180  G4bool in=false; // By default the isotope must be found in the AMDB
181  lastP = 0.; // New momentum history (nothing to compare with)
182  lastN = tgN; // The last N of the calculated nucleus
183  lastZ = tgZ; // The last Z of the calculated nucleus
184  lastI = colN.size(); // Size of the Associative Memory DB in the heap
185  if(lastI) for(G4int i=0; i<lastI; i++) // Loop over proj/tgZ/tgN lines of DB
186  { // The nucleus with projPDG is found in AMDB
187  if(colN[i]==tgN && colZ[i]==tgZ) // Isotope is foind in AMDB
188  {
189  lastI=i;
190  lastTH =colTH[i]; // Last THreshold (A-dependent)
191  if(pEn<=lastTH)
192  {
193  return 0.; // Energy is below the Threshold value
194  }
195  lastP =colP [i]; // Last Momentum (A-dependent)
196  lastCS =colCS[i]; // Last CrossSect (A-dependent)
197  // if(std::fabs(lastP/pMom-1.)<tolerance) //VI (do not use tolerance)
198  if(lastP == pMom) // Do not recalculate
199  {
200  CalculateCrossSection(fCS,-1,i,pPDG,lastZ,lastN,pMom); // Update param's only
201  return lastCS*millibarn; // Use theLastCS
202  }
203  in = true; // This is the case when the isotop is found in DB
204  // Momentum pMom is in IU ! @@ Units
205  lastCS=CalculateCrossSection(fCS,-1,i,pPDG,lastZ,lastN,pMom); // read & update
206  if(lastCS<=0. && pEn>lastTH) // Correct the threshold
207  {
208  lastTH=pEn;
209  }
210  break; // Go out of the LOOP with found lastI
211  }
212  } // End of attampt to find the nucleus in DB
213  if(!in) // This nucleus has not been calculated previously
214  {
216  lastCS=CalculateCrossSection(fCS,0,lastI,pPDG,lastZ,lastN,pMom);//calculate&create
217  if(lastCS<=0.)
218  {
219  lastTH = 0; //ThresholdEnergy(tgZ, tgN); // The Threshold Energy which is now the last
220  if(pEn>lastTH)
221  {
222  lastTH=pEn;
223  }
224  }
225  colN.push_back(tgN);
226  colZ.push_back(tgZ);
227  colP.push_back(pMom);
228  colTH.push_back(lastTH);
229  colCS.push_back(lastCS);
230  return lastCS*millibarn;
231  } // End of creation of the new set of parameters
232  else
233  {
234  colP[lastI]=pMom;
235  colCS[lastI]=lastCS;
236  }
237  return lastCS*millibarn;
238 }
G4int
int G4int
Definition: G4Types.hh:78
G4bool
bool G4bool
Definition: G4Types.hh:79
G4double
double G4double
Definition: G4Types.hh:76
millibarn
static constexpr double millibarn
Definition: G4SIunits.hh:106

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G4double G4ChipsHyperonElasticXS::GetExchangeT ( G4int  tZ,
G4int  tN,
G4int  pPDG 
)

Definition at line 610 of file G4ChipsHyperonElasticXS.cc.

611 {
612  static const G4double GeVSQ=gigaelectronvolt*gigaelectronvolt;
613  static const G4double third=1./3.;
614  static const G4double fifth=1./5.;
615  static const G4double sevth=1./7.;
616  //AR-04Jun2014 if(PDG==3222 || PDG<3000 || PDG>3334)G4cout<<"*Warning*G4QHyElCS::GET:PDG="<<PDG<<G4endl;
617  if(PDG<3000 || PDG>3334)G4cout<<"*Warning*G4QHyElCS::GET:PDG="<<PDG<<G4endl;
618  if(onlyCS)G4cout<<"*Warning*G4ChipsHyperonElasticXS::GetExchanT: onlyCS=1"<<G4endl;
619  if(lastLP<-4.3) return lastTM*GeVSQ*G4UniformRand();// S-wave for p<14 MeV/c (kinE<.1MeV)
620  G4double q2=0.;
621  if(tgZ==1 && tgN==0) // ===> p+p=p+p
622  {
623  G4double E1=lastTM*theB1;
624  G4double R1=(1.-G4Exp(-E1));
625  G4double E2=lastTM*theB2;
626  G4double R2=(1.-G4Exp(-E2*E2*E2));
627  G4double E3=lastTM*theB3;
628  G4double R3=(1.-G4Exp(-E3));
629  G4double I1=R1*theS1/theB1;
630  G4double I2=R2*theS2;
631  G4double I3=R3*theS3;
632  G4double I12=I1+I2;
633  G4double rand=(I12+I3)*G4UniformRand();
634  if (rand<I1 )
635  {
636  G4double ran=R1*G4UniformRand();
637  if(ran>1.) ran=1.;
638  q2=-G4Log(1.-ran)/theB1;
639  }
640  else if(rand<I12)
641  {
642  G4double ran=R2*G4UniformRand();
643  if(ran>1.) ran=1.;
644  q2=-G4Log(1.-ran);
645  if(q2<0.) q2=0.;
646  q2=G4Pow::GetInstance()->powA(q2,third)/theB2;
647  }
648  else
649  {
650  G4double ran=R3*G4UniformRand();
651  if(ran>1.) ran=1.;
652  q2=-G4Log(1.-ran)/theB3;
653  }
654  }
655  else
656  {
657  G4double a=tgZ+tgN;
658  G4double E1=lastTM*(theB1+lastTM*theSS);
659  G4double R1=(1.-G4Exp(-E1));
660  G4double tss=theSS+theSS; // for future solution of quadratic equation (imediate check)
661  G4double tm2=lastTM*lastTM;
662  G4double E2=lastTM*tm2*theB2; // power 3 for lowA, 5 for HighA (1st)
663  if(a>6.5)E2*=tm2; // for heavy nuclei
664  G4double R2=(1.-G4Exp(-E2));
665  G4double E3=lastTM*theB3;
666  if(a>6.5)E3*=tm2*tm2*tm2; // power 1 for lowA, 7 (2nd) for HighA
667  G4double R3=(1.-G4Exp(-E3));
668  G4double E4=lastTM*theB4;
669  G4double R4=(1.-G4Exp(-E4));
670  G4double I1=R1*theS1;
671  G4double I2=R2*theS2;
672  G4double I3=R3*theS3;
673  G4double I4=R4*theS4;
674  G4double I12=I1+I2;
675  G4double I13=I12+I3;
676  G4double rand=(I13+I4)*G4UniformRand();
677  if(rand<I1)
678  {
679  G4double ran=R1*G4UniformRand();
680  if(ran>1.) ran=1.;
681  q2=-G4Log(1.-ran)/theB1;
682  if(std::fabs(tss)>1.e-7) q2=(std::sqrt(theB1*(theB1+(tss+tss)*q2))-theB1)/tss;
683  }
684  else if(rand<I12)
685  {
686  G4double ran=R2*G4UniformRand();
687  if(ran>1.) ran=1.;
688  q2=-G4Log(1.-ran)/theB2;
689  if(q2<0.) q2=0.;
690  if(a<6.5) q2=G4Pow::GetInstance()->powA(q2,third);
691  else q2=G4Pow::GetInstance()->powA(q2,fifth);
692  }
693  else if(rand<I13)
694  {
695  G4double ran=R3*G4UniformRand();
696  if(ran>1.) ran=1.;
697  q2=-G4Log(1.-ran)/theB3;
698  if(q2<0.) q2=0.;
699  if(a>6.5) q2=G4Pow::GetInstance()->powA(q2,sevth);
700  }
701  else
702  {
703  G4double ran=R4*G4UniformRand();
704  if(ran>1.) ran=1.;
705  q2=-G4Log(1.-ran)/theB4;
706  if(a<6.5) q2=lastTM-q2; // u reduced for lightA (starts from 0)
707  }
708  }
709  if(q2<0.) q2=0.;
710  if(!(q2>=-1.||q2<=1.))G4cout<<"*NAN*G4QHyElasticCrossSect::GetExchangeT:-t="<<q2<<G4endl;
711  if(q2>lastTM)
712  {
713  q2=lastTM;
714  }
715  return q2*GeVSQ;
716 }
G4Pow::GetInstance
static G4Pow * GetInstance()
Definition: G4Pow.cc:55
G4Pow::powA
G4double powA(G4double A, G4double y) const
Definition: G4Pow.hh:259
a
std::vector< ExP01TrackerHit * > a
Definition: ExP01Classes.hh:33
G4UniformRand
#define G4UniformRand()
Definition: Randomize.hh:97
G4cout
G4GLOB_DLL std::ostream G4cout
G4Log
G4double G4Log(G4double x)
Definition: G4Log.hh:230
G4Exp
G4double G4Exp(G4double initial_x)
Exponential Function double precision.
Definition: G4Exp.hh:183
gigaelectronvolt
static constexpr double gigaelectronvolt
Definition: G4SIunits.hh:209
G4endl
#define G4endl
Definition: G4ios.hh:61
G4double
double G4double
Definition: G4Types.hh:76

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G4double G4ChipsHyperonElasticXS::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 160 of file G4ChipsHyperonElasticXS.cc.

164 {
165  G4double pMom=Pt->GetTotalMomentum();
166  G4int tgN = A - tgZ;
167  G4int pdg = Pt->GetDefinition()->GetPDGEncoding();
168 
169  return GetChipsCrossSection(pMom, tgZ, tgN, pdg);
170 }
G4DynamicParticle::GetDefinition
G4ParticleDefinition * GetDefinition() const
G4int
int G4int
Definition: G4Types.hh:78
G4DynamicParticle::GetTotalMomentum
G4double GetTotalMomentum() const
A
double A(double temperature)
Definition: G4DNAElectronHoleRecombination.cc:60
G4ChipsHyperonElasticXS::GetChipsCrossSection
virtual G4double GetChipsCrossSection(G4double momentum, G4int Z, G4int N, G4int pdg)
Definition: G4ChipsHyperonElasticXS.cc:172
G4double
double G4double
Definition: G4Types.hh:76

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G4bool G4ChipsHyperonElasticXS::IsIsoApplicable ( const G4DynamicParticle *  Pt,
G4int  Z,
G4int  A,
const G4Element *  elm,
const G4Material *  mat 
)
virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 151 of file G4ChipsHyperonElasticXS.cc.

154 {
155  return true;
156 }
The documentation for this class was generated from the following files: