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G4ChipsKaonPlusElasticXS Class Reference

#include <G4ChipsKaonPlusElasticXS.hh>

Inheritance diagram for G4ChipsKaonPlusElasticXS:
Collaboration diagram for G4ChipsKaonPlusElasticXS:

Public Member Functions

 G4ChipsKaonPlusElasticXS ()
 
 ~G4ChipsKaonPlusElasticXS ()
 
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 G4ChipsKaonPlusElasticXS.hh.

Constructor & Destructor Documentation

G4ChipsKaonPlusElasticXS::G4ChipsKaonPlusElasticXS ( )

Definition at line 77 of file G4ChipsKaonPlusElasticXS.cc.

77  :G4VCrossSectionDataSet(Default_Name()), nPoints(128), nLast(nPoints-1)
78 {
79  G4AutoLock l(&initM);
80  mK = G4KaonPlus::KaonPlus()->GetPDGMass()*.001;// MeV to GeV
81  mK2 = mK*mK;
82  l.unlock();
83  lPMin=-8.; //Min tabulatedLogarithmMomentum/D
84  lPMax= 8.; //Max tabulatedLogarithmMomentum/D
85  dlnP=(lPMax-lPMin)/nLast;// LogStep inTable /D
86  onlyCS=true;//Flag toCalculOnlyCS(not Si/Bi)/L
87  lastSIG=0.; //Last calculated cross section /L
88  lastLP=-10.;//LastLog(mom_of IncidentHadron)/L
89  lastTM=0.; //Last t_maximum /L
90  theSS=0.; //TheLastSqSlope of 1st difr.Max/L
91  theS1=0.; //TheLastMantissa of 1st difrMax/L
92  theB1=0.; //TheLastSlope of 1st difructMax/L
93  theS2=0.; //TheLastMantissa of 2nd difrMax/L
94  theB2=0.; //TheLastSlope of 2nd difructMax/L
95  theS3=0.; //TheLastMantissa of 3d difr.Max/L
96  theB3=0.; //TheLastSlope of 3d difruct.Max/L
97  theS4=0.; //TheLastMantissa of 4th difrMax/L
98  theB4=0.; //TheLastSlope of 4th difructMax/L
99  lastTZ=0; // Last atomic number of theTarget
100  lastTN=0; // Last # of neutrons in theTarget
101  lastPIN=0.;// Last initialized max momentum
102  lastCST=0; // Elastic cross-section table
103  lastPAR=0; // ParametersForFunctionCalculation
104  lastSST=0; // E-dep ofSqardSlope of 1st difMax
105  lastS1T=0; // E-dep of mantissa of 1st dif.Max
106  lastB1T=0; // E-dep of the slope of 1st difMax
107  lastS2T=0; // E-dep of mantissa of 2nd difrMax
108  lastB2T=0; // E-dep of the slope of 2nd difMax
109  lastS3T=0; // E-dep of mantissa of 3d difr.Max
110  lastB3T=0; // E-dep of the slope of 3d difrMax
111  lastS4T=0; // E-dep of mantissa of 4th difrMax
112  lastB4T=0; // E-dep of the slope of 4th difMax
113  lastN=0; // The last N of calculated nucleus
114  lastZ=0; // The last Z of calculated nucleus
115  lastP=0.; // LastUsed inCrossSection Momentum
116  lastTH=0.; // Last threshold momentum
117  lastCS=0.; // Last value of the Cross Section
118  lastI=0; // The last position in the DAMDB
119 }
G4VCrossSectionDataSet(const G4String &nam="")
static const char * Default_Name()
G4double GetPDGMass() const
static G4KaonPlus * KaonPlus()
Definition: G4KaonPlus.cc:113

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G4ChipsKaonPlusElasticXS::~G4ChipsKaonPlusElasticXS ( )

Definition at line 121 of file G4ChipsKaonPlusElasticXS.cc.

122 {
123  std::vector<G4double*>::iterator pos;
124  for (pos=CST.begin(); pos<CST.end(); pos++)
125  { delete [] *pos; }
126  CST.clear();
127  for (pos=PAR.begin(); pos<PAR.end(); pos++)
128  { delete [] *pos; }
129  PAR.clear();
130  for (pos=SST.begin(); pos<SST.end(); pos++)
131  { delete [] *pos; }
132  SST.clear();
133  for (pos=S1T.begin(); pos<S1T.end(); pos++)
134  { delete [] *pos; }
135  S1T.clear();
136  for (pos=B1T.begin(); pos<B1T.end(); pos++)
137  { delete [] *pos; }
138  B1T.clear();
139  for (pos=S2T.begin(); pos<S2T.end(); pos++)
140  { delete [] *pos; }
141  S2T.clear();
142  for (pos=B2T.begin(); pos<B2T.end(); pos++)
143  { delete [] *pos; }
144  B2T.clear();
145  for (pos=S3T.begin(); pos<S3T.end(); pos++)
146  { delete [] *pos; }
147  S3T.clear();
148  for (pos=B3T.begin(); pos<B3T.end(); pos++)
149  { delete [] *pos; }
150  B3T.clear();
151  for (pos=S4T.begin(); pos<S4T.end(); pos++)
152  { delete [] *pos; }
153  S4T.clear();
154  for (pos=B4T.begin(); pos<B4T.end(); pos++)
155  { delete [] *pos; }
156  B4T.clear();
157 }
static const G4double pos

Member Function Documentation

void G4ChipsKaonPlusElasticXS::CrossSectionDescription ( std::ostream &  outFile) const
virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 160 of file G4ChipsKaonPlusElasticXS.cc.

161 {
162  outFile << "G4ChipsKaonPlusElasticXS provides the elastic cross\n"
163  << "section for K+ nucleus scattering as a function of incident\n"
164  << "momentum. The cross section is calculated using M. Kossov's\n"
165  << "CHIPS parameterization of cross section data.\n";
166 }
static const char* G4ChipsKaonPlusElasticXS::Default_Name ( )
inlinestatic

Definition at line 54 of file G4ChipsKaonPlusElasticXS.hh.

54 {return "ChipsKaonPlusElasticXS";}

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G4double G4ChipsKaonPlusElasticXS::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 189 of file G4ChipsKaonPlusElasticXS.cc.

190 {
191 
192  G4bool fCS = false;
193  G4double pEn=pMom;
194  onlyCS=fCS;
195 
196  G4bool in=false; // By default the isotope must be found in the AMDB
197  lastP = 0.; // New momentum history (nothing to compare with)
198  lastN = tgN; // The last N of the calculated nucleus
199  lastZ = tgZ; // The last Z of the calculated nucleus
200  lastI = colN.size(); // Size of the Associative Memory DB in the heap
201  if(lastI) for(G4int i=0; i<lastI; i++) // Loop over proj/tgZ/tgN lines of DB
202  { // The nucleus with projPDG is found in AMDB
203  if(colN[i]==tgN && colZ[i]==tgZ) // Isotope is foind in AMDB
204  {
205  lastI=i;
206  lastTH =colTH[i]; // Last THreshold (A-dependent)
207  if(pEn<=lastTH)
208  {
209  return 0.; // Energy is below the Threshold value
210  }
211  lastP =colP [i]; // Last Momentum (A-dependent)
212  lastCS =colCS[i]; // Last CrossSect (A-dependent)
213  // if(std::fabs(lastP/pMom-1.)<tolerance) //VI (do not use tolerance)
214  if(lastP == pMom) // Do not recalculate
215  {
216  CalculateCrossSection(fCS,-1,i,321,lastZ,lastN,pMom); // Update param's only
217  return lastCS*millibarn; // Use theLastCS
218  }
219  in = true; // This is the case when the isotop is found in DB
220  // Momentum pMom is in IU ! @@ Units
221  lastCS=CalculateCrossSection(fCS,-1,i,321,lastZ,lastN,pMom); // read & update
222  if(lastCS<=0. && pEn>lastTH) // Correct the threshold
223  {
224  lastTH=pEn;
225  }
226  break; // Go out of the LOOP with found lastI
227  }
228  } // End of attampt to find the nucleus in DB
229  if(!in) // This nucleus has not been calculated previously
230  {
232  lastCS=CalculateCrossSection(fCS,0,lastI,321,lastZ,lastN,pMom);//calculate&create
233  if(lastCS<=0.)
234  {
235  lastTH = 0; //ThresholdEnergy(tgZ, tgN); // The Threshold Energy which is now the last
236  if(pEn>lastTH)
237  {
238  lastTH=pEn;
239  }
240  }
241  colN.push_back(tgN);
242  colZ.push_back(tgZ);
243  colP.push_back(pMom);
244  colTH.push_back(lastTH);
245  colCS.push_back(lastCS);
246  return lastCS*millibarn;
247  } // End of creation of the new set of parameters
248  else
249  {
250  colP[lastI]=pMom;
251  colCS[lastI]=lastCS;
252  }
253  return lastCS*millibarn;
254 }
int G4int
Definition: G4Types.hh:78
bool G4bool
Definition: G4Types.hh:79
double G4double
Definition: G4Types.hh:76
static constexpr double millibarn
Definition: G4SIunits.hh:106

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G4double G4ChipsKaonPlusElasticXS::GetExchangeT ( G4int  tZ,
G4int  tN,
G4int  pPDG 
)

Definition at line 617 of file G4ChipsKaonPlusElasticXS.cc.

618 {
619  if(PDG!=321) G4cout<<"*Warning*G4ChipsKaonPlusElasticXS::GetExT:PDG="<<PDG<<G4endl;
620  if(onlyCS) G4cout<<"*Warning*G4ChipsKaonPlusElasticXS::GetExT: onlyCS=1"<<G4endl;
621  if(lastLP<-4.3) return lastTM*GeVSQ*G4UniformRand();// S-wave for p<14 MeV/c (kinE<.1MeV)
622  G4double q2=0.;
623  if(tgZ==1 && tgN==0) // ===> p+p=p+p
624  {
625  G4double E1=lastTM*theB1;
626  G4double R1=(1.-std::exp(-E1));
627  G4double E2=lastTM*theB2;
628  G4double R2=(1.-std::exp(-E2*E2*E2));
629  G4double E3=lastTM*theB3;
630  G4double R3=(1.-std::exp(-E3));
631  G4double I1=R1*theS1/theB1;
632  G4double I2=R2*theS2;
633  G4double I3=R3*theS3;
634  G4double I12=I1+I2;
635  G4double rand=(I12+I3)*G4UniformRand();
636  if (rand<I1 )
637  {
638  G4double ran=R1*G4UniformRand();
639  if(ran>1.) ran=1.;
640  q2=-std::log(1.-ran)/theB1;
641  }
642  else if(rand<I12)
643  {
644  G4double ran=R2*G4UniformRand();
645  if(ran>1.) ran=1.;
646  q2=-std::log(1.-ran);
647  if(q2<0.) q2=0.;
648  q2=std::pow(q2,third)/theB2;
649  }
650  else
651  {
652  G4double ran=R3*G4UniformRand();
653  if(ran>1.) ran=1.;
654  q2=-std::log(1.-ran)/theB3;
655  }
656  }
657  else
658  {
659  G4double a=tgZ+tgN;
660  G4double E1=lastTM*(theB1+lastTM*theSS);
661  G4double R1=(1.-std::exp(-E1));
662  G4double tss=theSS+theSS; // for future solution of quadratic equation (imediate check)
663  G4double tm2=lastTM*lastTM;
664  G4double E2=lastTM*tm2*theB2; // power 3 for lowA, 5 for HighA (1st)
665  if(a>6.5)E2*=tm2; // for heavy nuclei
666  G4double R2=(1.-std::exp(-E2));
667  G4double E3=lastTM*theB3;
668  if(a>6.5)E3*=tm2*tm2*tm2; // power 1 for lowA, 7 (2nd) for HighA
669  G4double R3=(1.-std::exp(-E3));
670  G4double E4=lastTM*theB4;
671  G4double R4=(1.-std::exp(-E4));
672  G4double I1=R1*theS1;
673  G4double I2=R2*theS2;
674  G4double I3=R3*theS3;
675  G4double I4=R4*theS4;
676  G4double I12=I1+I2;
677  G4double I13=I12+I3;
678  G4double rand=(I13+I4)*G4UniformRand();
679  if(rand<I1)
680  {
681  G4double ran=R1*G4UniformRand();
682  if(ran>1.) ran=1.;
683  q2=-std::log(1.-ran)/theB1;
684  if(std::fabs(tss)>1.e-7) q2=(std::sqrt(theB1*(theB1+(tss+tss)*q2))-theB1)/tss;
685  }
686  else if(rand<I12)
687  {
688  G4double ran=R2*G4UniformRand();
689  if(ran>1.) ran=1.;
690  q2=-std::log(1.-ran)/theB2;
691  if(q2<0.) q2=0.;
692  if(a<6.5) q2=std::pow(q2,third);
693  else q2=std::pow(q2,fifth);
694  }
695  else if(rand<I13)
696  {
697  G4double ran=R3*G4UniformRand();
698  if(ran>1.) ran=1.;
699  q2=-std::log(1.-ran)/theB3;
700  if(q2<0.) q2=0.;
701  if(a>6.5) q2=std::pow(q2,sevth);
702  }
703  else
704  {
705  G4double ran=R4*G4UniformRand();
706  if(ran>1.) ran=1.;
707  q2=-std::log(1.-ran)/theB4;
708  if(a<6.5) q2=lastTM-q2; // u reduced for lightA (starts from 0)
709  }
710  }
711  if(q2<0.) q2=0.;
712  if(!(q2>=-1.||q2<=1.)) G4cout<<"*NAN*G4QKaonPlusElasticCS::GetExchT: -t="<<q2<<G4endl;
713  if(q2>lastTM)
714  {
715  q2=lastTM;
716  }
717  return q2*GeVSQ;
718 }
#define G4UniformRand()
Definition: Randomize.hh:97
G4GLOB_DLL std::ostream G4cout
#define G4endl
Definition: G4ios.hh:61
double G4double
Definition: G4Types.hh:76

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G4double G4ChipsKaonPlusElasticXS::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 178 of file G4ChipsKaonPlusElasticXS.cc.

182 {
183  G4double pMom=Pt->GetTotalMomentum();
184  G4int tgN = A - tgZ;
185 
186  return GetChipsCrossSection(pMom, tgZ, tgN, 321);
187 }
int G4int
Definition: G4Types.hh:78
G4double GetTotalMomentum() const
double A(double temperature)
virtual G4double GetChipsCrossSection(G4double momentum, G4int Z, G4int N, G4int pdg)
double G4double
Definition: G4Types.hh:76

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G4bool G4ChipsKaonPlusElasticXS::IsIsoApplicable ( const G4DynamicParticle *  Pt,
G4int  Z,
G4int  A,
const G4Element *  elm,
const G4Material *  mat 
)
virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 169 of file G4ChipsKaonPlusElasticXS.cc.

172 {
173  return true;
174 }

The documentation for this class was generated from the following files: