Geant4  10.03.p02
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G4LivermoreNuclearGammaConversionModel Class Reference

#include <G4LivermoreNuclearGammaConversionModel.hh>

Inheritance diagram for G4LivermoreNuclearGammaConversionModel:
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Public Member Functions

 G4LivermoreNuclearGammaConversionModel (const G4ParticleDefinition *p=0, const G4String &nam="LivermoreNuclearConversion")
 
virtual ~G4LivermoreNuclearGammaConversionModel ()
 
virtual void Initialise (const G4ParticleDefinition *, const G4DataVector &)
 
virtual void InitialiseLocal (const G4ParticleDefinition *, G4VEmModel *masterModel)
 
virtual void InitialiseForElement (const G4ParticleDefinition *, G4int Z)
 
virtual G4double ComputeCrossSectionPerAtom (const G4ParticleDefinition *, G4double kinEnergy, G4double Z, G4double A=0, G4double cut=0, G4double emax=DBL_MAX)
 
virtual void SampleSecondaries (std::vector< G4DynamicParticle * > *, const G4MaterialCutsCouple *, const G4DynamicParticle *, G4double tmin, G4double maxEnergy)
 
virtual G4double MinPrimaryEnergy (const G4Material *, const G4ParticleDefinition *, G4double)
 
- Public Member Functions inherited from G4VEmModel
 G4VEmModel (const G4String &nam)
 
virtual ~G4VEmModel ()
 
virtual void InitialiseForMaterial (const G4ParticleDefinition *, const G4Material *)
 
virtual G4double ComputeDEDXPerVolume (const G4Material *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=DBL_MAX)
 
virtual G4double CrossSectionPerVolume (const G4Material *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
 
virtual G4double GetPartialCrossSection (const G4Material *, G4int level, const G4ParticleDefinition *, G4double kineticEnergy)
 
virtual G4double ComputeCrossSectionPerShell (const G4ParticleDefinition *, G4int Z, G4int shellIdx, G4double kinEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
 
virtual G4double ChargeSquareRatio (const G4Track &)
 
virtual G4double GetChargeSquareRatio (const G4ParticleDefinition *, const G4Material *, G4double kineticEnergy)
 
virtual G4double GetParticleCharge (const G4ParticleDefinition *, const G4Material *, G4double kineticEnergy)
 
virtual void StartTracking (G4Track *)
 
virtual void CorrectionsAlongStep (const G4MaterialCutsCouple *, const G4DynamicParticle *, G4double &eloss, G4double &niel, G4double length)
 
virtual G4double Value (const G4MaterialCutsCouple *, const G4ParticleDefinition *, G4double kineticEnergy)
 
virtual G4double MinEnergyCut (const G4ParticleDefinition *, const G4MaterialCutsCouple *)
 
virtual void SetupForMaterial (const G4ParticleDefinition *, const G4Material *, G4double kineticEnergy)
 
virtual void DefineForRegion (const G4Region *)
 
virtual void ModelDescription (std::ostream &outFile) const
 
void InitialiseElementSelectors (const G4ParticleDefinition *, const G4DataVector &)
 
std::vector
< G4EmElementSelector * > * 		GetElementSelectors ()
 
void SetElementSelectors (std::vector< G4EmElementSelector * > *)
 
virtual G4double ComputeDEDX (const G4MaterialCutsCouple *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=DBL_MAX)
 
G4double CrossSection (const G4MaterialCutsCouple *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
 
G4double ComputeMeanFreePath (const G4ParticleDefinition *, G4double kineticEnergy, const G4Material *, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
 
G4double ComputeCrossSectionPerAtom (const G4ParticleDefinition *, const G4Element *, G4double kinEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
 
G4int SelectIsotopeNumber (const G4Element *)
 
const G4Element * SelectRandomAtom (const G4MaterialCutsCouple *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
 
const G4Element * SelectRandomAtom (const G4Material *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
 
G4int SelectRandomAtomNumber (const G4Material *)
 
void SetParticleChange (G4VParticleChange *, G4VEmFluctuationModel *f=nullptr)
 
void SetCrossSectionTable (G4PhysicsTable *, G4bool isLocal)
 
G4ElementData * GetElementData ()
 
G4PhysicsTable * GetCrossSectionTable ()
 
G4VEmFluctuationModel * GetModelOfFluctuations ()
 
G4VEmAngularDistribution * GetAngularDistribution ()
 
void SetAngularDistribution (G4VEmAngularDistribution *)
 
G4double HighEnergyLimit () const
 
G4double LowEnergyLimit () const
 
G4double HighEnergyActivationLimit () const
 
G4double LowEnergyActivationLimit () const
 
G4double PolarAngleLimit () const
 
G4double SecondaryThreshold () const
 
G4bool LPMFlag () const
 
G4bool DeexcitationFlag () const
 
G4bool ForceBuildTableFlag () const
 
G4bool UseAngularGeneratorFlag () const
 
void SetAngularGeneratorFlag (G4bool)
 
void SetHighEnergyLimit (G4double)
 
void SetLowEnergyLimit (G4double)
 
void SetActivationHighEnergyLimit (G4double)
 
void SetActivationLowEnergyLimit (G4double)
 
G4bool IsActive (G4double kinEnergy)
 
void SetPolarAngleLimit (G4double)
 
void SetSecondaryThreshold (G4double)
 
void SetLPMFlag (G4bool val)
 
void SetDeexcitationFlag (G4bool val)
 
void SetForceBuildTable (G4bool val)
 
void SetFluctuationFlag (G4bool val)
 
void SetMasterThread (G4bool val)
 
G4bool IsMaster () const
 
G4double MaxSecondaryKinEnergy (const G4DynamicParticle *dynParticle)
 
const G4String & GetName () const
 
void SetCurrentCouple (const G4MaterialCutsCouple *)
 
const G4Element * GetCurrentElement () const
 
const G4Isotope * GetCurrentIsotope () const
 
G4bool IsLocked () const
 
void SetLocked (G4bool)
 

Additional Inherited Members

- Protected Member Functions inherited from G4VEmModel
G4ParticleChangeForLoss * GetParticleChangeForLoss ()
 
G4ParticleChangeForGamma * GetParticleChangeForGamma ()
 
virtual G4double MaxSecondaryEnergy (const G4ParticleDefinition *, G4double kineticEnergy)
 
const G4MaterialCutsCouple * CurrentCouple () const
 
void SetCurrentElement (const G4Element *)
 
- Protected Attributes inherited from G4VEmModel
G4ElementData * fElementData
 
G4VParticleChange * pParticleChange
 
G4PhysicsTable * xSectionTable
 
const std::vector< G4double > * theDensityFactor
 
const std::vector< G4int > * theDensityIdx
 
size_t idxTable
 
G4bool lossFlucFlag
 
- Static Protected Attributes inherited from G4VEmModel
static const G4double inveplus = 1.0/CLHEP::eplus
 

Detailed Description

Definition at line 38 of file G4LivermoreNuclearGammaConversionModel.hh.

Constructor & Destructor Documentation

G4LivermoreNuclearGammaConversionModel::G4LivermoreNuclearGammaConversionModel ( const G4ParticleDefinition *  p = 0,
const G4String &  nam = "LivermoreNuclearConversion" 
)

Definition at line 47 of file G4LivermoreNuclearGammaConversionModel.cc.

48 :G4VEmModel(nam),isInitialised(false),smallEnergy(2.*MeV)
49 {
50  fParticleChange = 0;
51 
52  lowEnergyLimit = 2.0*electron_mass_c2;
53 
54  verboseLevel= 0;
55  // Verbosity scale for debugging purposes:
56  // 0 = nothing
57  // 1 = calculation of cross sections, file openings...
58  // 2 = entering in methods
59 
60  if(verboseLevel > 0)
61  {
62  G4cout << "G4LivermoreNuclearGammaConversionModel is constructed " << G4endl;
63  }
64 }
G4VEmModel::G4VEmModel
G4VEmModel(const G4String &nam)
Definition: G4VEmModel.cc:68
G4cout
G4GLOB_DLL std::ostream G4cout
python.hepunit.electron_mass_c2
float electron_mass_c2
Definition: hepunit.py:274
G4endl
#define G4endl
Definition: G4ios.hh:61
MeV
static constexpr double MeV
Definition: G4SIunits.hh:214
G4LivermoreNuclearGammaConversionModel::~G4LivermoreNuclearGammaConversionModel ( )
virtual

Definition at line 68 of file G4LivermoreNuclearGammaConversionModel.cc.

69 {
70  if(IsMaster()) {
71  for(G4int i=0; i<maxZ; ++i) {
72  if(data[i]) {
73  delete data[i];
74  data[i] = 0;
75  }
76  }
77  }
78 }
G4VEmModel::IsMaster
G4bool IsMaster() const
Definition: G4VEmModel.hh:725
G4int
int G4int
Definition: G4Types.hh:78
data
const XML_Char const XML_Char * data
Definition: expat.h:268

Member Function Documentation

G4double G4LivermoreNuclearGammaConversionModel::ComputeCrossSectionPerAtom ( const G4ParticleDefinition *  ,
G4double  kinEnergy,
G4double  Z,
G4double  A = 0,
G4double  cut = 0,
G4double  emax = DBL_MAX 
)
virtual

Reimplemented from G4VEmModel.

Definition at line 217 of file G4LivermoreNuclearGammaConversionModel.cc.

221 {
222  if (verboseLevel > 1)
223  {
224  G4cout << "Calling ComputeCrossSectionPerAtom() of G4LivermoreNuclearGammaConversionModel"
225  << G4endl;
226  }
227 
228  if (GammaEnergy < lowEnergyLimit) { return 0.0; }
229 
230  G4double xs = 0.0;
231 
232  G4int intZ=G4int(Z);
233 
234  if(intZ < 1 || intZ > maxZ) { return xs; }
235 
236  G4LPhysicsFreeVector* pv = data[intZ];
237 
238  // if element was not initialised
239  // do initialisation safely for MT mode
240  if(!pv)
241  {
242  InitialiseForElement(0, intZ);
243  pv = data[intZ];
244  if(!pv) { return xs; }
245  }
246  // x-section is taken from the table
247  xs = pv->Value(GammaEnergy);
248 
249  if(verboseLevel > 0)
250  {
251  G4int n = pv->GetVectorLength() - 1;
252  G4cout << "****** DEBUG: tcs value for Z=" << Z << " at energy (MeV)="
253  << GammaEnergy/MeV << G4endl;
254  G4cout << " cs (Geant4 internal unit)=" << xs << G4endl;
255  G4cout << " -> first cs value in EADL data file (iu) =" << (*pv)[0] << G4endl;
256  G4cout << " -> last cs value in EADL data file (iu) =" << (*pv)[n] << G4endl;
257  G4cout << "*********************************************************" << G4endl;
258  }
259 
260  return xs;
261 
262 }
G4PhysicsVector::GetVectorLength
size_t GetVectorLength() const
G4int
int G4int
Definition: G4Types.hh:78
data
const XML_Char const XML_Char * data
Definition: expat.h:268
G4cout
G4GLOB_DLL std::ostream G4cout
n
const G4int n
Definition: G4UrQMD1_3Interface.hh:144
G4PhysicsVector::Value
G4double Value(G4double theEnergy, size_t &lastidx) const
Definition: G4PhysicsVector.cc:498
G4LivermoreNuclearGammaConversionModel::InitialiseForElement
virtual void InitialiseForElement(const G4ParticleDefinition *, G4int Z)
Definition: G4LivermoreNuclearGammaConversionModel.cc:476
G4endl
#define G4endl
Definition: G4ios.hh:61
MeV
static constexpr double MeV
Definition: G4SIunits.hh:214
G4double
double G4double
Definition: G4Types.hh:76
Z
G4int Z
Definition: G4ParticleHPJENDLHEData.cc:262

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void G4LivermoreNuclearGammaConversionModel::Initialise ( const G4ParticleDefinition *  particle,
const G4DataVector &  cuts 
)
virtual

Implements G4VEmModel.

Definition at line 82 of file G4LivermoreNuclearGammaConversionModel.cc.

85 {
86 
87  if (verboseLevel > 1)
88  {
89  G4cout << "Calling Initialise() of G4LivermoreNuclearGammaConversionModel."
90  << G4endl
91  << "Energy range: "
92  << LowEnergyLimit() / MeV << " MeV - "
93  << HighEnergyLimit() / GeV << " GeV"
94  << G4endl;
95  }
96 
97  if(IsMaster())
98  {
99 
100  // Initialise element selector
101 
102  InitialiseElementSelectors(particle, cuts);
103 
104  // Access to elements
105 
106  char* path = getenv("G4LEDATA");
107 
108  G4ProductionCutsTable* theCoupleTable =
109  G4ProductionCutsTable::GetProductionCutsTable();
110 
111  G4int numOfCouples = theCoupleTable->GetTableSize();
112 
113  for(G4int i=0; i<numOfCouples; ++i)
114  {
115  const G4Material* material =
116  theCoupleTable->GetMaterialCutsCouple(i)->GetMaterial();
117  const G4ElementVector* theElementVector = material->GetElementVector();
118  G4int nelm = material->GetNumberOfElements();
119 
120  for (G4int j=0; j<nelm; ++j)
121  {
122  G4int Z = (G4int)(*theElementVector)[j]->GetZ();
123  if(Z < 1) { Z = 1; }
124  else if(Z > maxZ) { Z = maxZ; }
125  if(!data[Z]) { ReadData(Z, path); }
126  }
127  }
128  }
129  if(isInitialised) { return; }
130  fParticleChange = GetParticleChangeForGamma();
131  isInitialised = true;
132 }
G4VEmModel::LowEnergyLimit
G4double LowEnergyLimit() const
Definition: G4VEmModel.hh:643
G4ElementVector
std::vector< G4Element * > G4ElementVector
Definition: G4ElementVector.hh:44
G4VEmModel::InitialiseElementSelectors
void InitialiseElementSelectors(const G4ParticleDefinition *, const G4DataVector &)
Definition: G4VEmModel.cc:146
G4VEmModel::HighEnergyLimit
G4double HighEnergyLimit() const
Definition: G4VEmModel.hh:636
G4VEmModel::IsMaster
G4bool IsMaster() const
Definition: G4VEmModel.hh:725
G4Material::GetElementVector
const G4ElementVector * GetElementVector() const
Definition: G4Material.hh:190
G4int
int G4int
Definition: G4Types.hh:78
data
const XML_Char const XML_Char * data
Definition: expat.h:268
eplot.material
string material
Definition: eplot.py:19
G4cout
G4GLOB_DLL std::ostream G4cout
G4ProductionCutsTable::GetProductionCutsTable
static G4ProductionCutsTable * GetProductionCutsTable()
Definition: G4ProductionCutsTable.cc:63
G4ProductionCutsTable::GetMaterialCutsCouple
const G4MaterialCutsCouple * GetMaterialCutsCouple(G4int i) const
Definition: G4ProductionCutsTable.hh:262
GeV
static constexpr double GeV
Definition: G4SIunits.hh:217
G4endl
#define G4endl
Definition: G4ios.hh:61
MeV
static constexpr double MeV
Definition: G4SIunits.hh:214
G4Material::GetNumberOfElements
size_t GetNumberOfElements() const
Definition: G4Material.hh:186
G4VEmModel::GetParticleChangeForGamma
G4ParticleChangeForGamma * GetParticleChangeForGamma()
Definition: G4VEmModel.cc:132
Z
G4int Z
Definition: G4ParticleHPJENDLHEData.cc:262
G4MaterialCutsCouple::GetMaterial
const G4Material * GetMaterial() const
Definition: G4MaterialCutsCouple.hh:150

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void G4LivermoreNuclearGammaConversionModel::InitialiseForElement ( const G4ParticleDefinition *  ,
G4int  Z 
)
virtual

Reimplemented from G4VEmModel.

Definition at line 476 of file G4LivermoreNuclearGammaConversionModel.cc.

479 {
480  G4AutoLock l(&LivermoreNuclearGammaConversionModelMutex);
481  // G4cout << "G4LivermoreNuclearGammaConversionModel::InitialiseForElement Z= "
482  // << Z << G4endl;
483  if(!data[Z]) { ReadData(Z); }
484  l.unlock();
485 }
data
const XML_Char const XML_Char * data
Definition: expat.h:268
Z
G4int Z
Definition: G4ParticleHPJENDLHEData.cc:262

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void G4LivermoreNuclearGammaConversionModel::InitialiseLocal ( const G4ParticleDefinition *  ,
G4VEmModel *  masterModel 
)
virtual

Reimplemented from G4VEmModel.

Definition at line 136 of file G4LivermoreNuclearGammaConversionModel.cc.

138 {
139  SetElementSelectors(masterModel->GetElementSelectors());
140 }
G4VEmModel::GetElementSelectors
std::vector< G4EmElementSelector * > * GetElementSelectors()
Definition: G4VEmModel.hh:809
G4VEmModel::SetElementSelectors
void SetElementSelectors(std::vector< G4EmElementSelector * > *)
Definition: G4VEmModel.hh:817

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G4double G4LivermoreNuclearGammaConversionModel::MinPrimaryEnergy ( const G4Material *  ,
const G4ParticleDefinition *  ,
G4double   
)
virtual

Reimplemented from G4VEmModel.

Definition at line 145 of file G4LivermoreNuclearGammaConversionModel.cc.

148 {
149  return lowEnergyLimit;
150 }
void G4LivermoreNuclearGammaConversionModel::SampleSecondaries ( std::vector< G4DynamicParticle * > *  fvect,
const G4MaterialCutsCouple *  couple,
const G4DynamicParticle *  aDynamicGamma,
G4double  tmin,
G4double  maxEnergy 
)
virtual

Implements G4VEmModel.

Definition at line 266 of file G4LivermoreNuclearGammaConversionModel.cc.

271 {
272 
273 // The energies of the e+ e- secondaries are sampled using the Bethe - Heitler
274 // cross sections with Coulomb correction. A modified version of the random
275 // number techniques of Butcher & Messel is used (Nuc Phys 20(1960),15).
276 
277 // Note 1 : Effects due to the breakdown of the Born approximation at low
278 // energy are ignored.
279 // Note 2 : The differential cross section implicitly takes account of
280 // pair creation in both nuclear and atomic electron fields. However triplet
281 // prodution is not generated.
282 
283  if (verboseLevel > 1) {
284  G4cout << "Calling SampleSecondaries() of G4LivermoreNuclearGammaConversionModel"
285  << G4endl;
286  }
287 
288  G4double photonEnergy = aDynamicGamma->GetKineticEnergy();
289  G4ParticleMomentum photonDirection = aDynamicGamma->GetMomentumDirection();
290 
291  G4double epsilon ;
292  G4double epsilon0Local = electron_mass_c2 / photonEnergy ;
293 
294  // Do it fast if photon energy < 2. MeV
295  if (photonEnergy < smallEnergy )
296  {
297  epsilon = epsilon0Local + (0.5 - epsilon0Local) * G4UniformRand();
298  }
299  else
300  {
301  // Select randomly one element in the current material
302 
303  const G4ParticleDefinition* particle = aDynamicGamma->GetDefinition();
304  const G4Element* element = SelectRandomAtom(couple,particle,photonEnergy);
305 
306  if (element == 0)
307  {
308  G4cout << "G4LivermoreNuclearGammaConversionModel::SampleSecondaries - element = 0"
309  << G4endl;
310  return;
311  }
312  G4IonisParamElm* ionisation = element->GetIonisation();
313  if (ionisation == 0)
314  {
315  G4cout << "G4LivermoreNuclearGammaConversionModel::SampleSecondaries - ionisation = 0"
316  << G4endl;
317  return;
318  }
319 
320  // Extract Coulomb factor for this Elements
321  G4double fZ = 8. * (ionisation->GetlogZ3());
322  if (photonEnergy > 50. * MeV) fZ += 8. * (element->GetfCoulomb());
323 
324  // Limits of the screening variable
325  G4double screenFactor = 136. * epsilon0Local / (element->GetIonisation()->GetZ3()) ;
326  G4double screenMax = G4Exp ((42.24 - fZ)/8.368) - 0.952 ;
327  G4double screenMin = std::min(4.*screenFactor,screenMax) ;
328 
329  // Limits of the energy sampling
330  G4double epsilon1 = 0.5 - 0.5 * std::sqrt(1. - screenMin / screenMax) ;
331  G4double epsilonMin = std::max(epsilon0Local,epsilon1);
332  G4double epsilonRange = 0.5 - epsilonMin ;
333 
334  // Sample the energy rate of the created electron (or positron)
335  G4double screen;
336  G4double gReject ;
337 
338  G4double f10 = ScreenFunction1(screenMin) - fZ;
339  G4double f20 = ScreenFunction2(screenMin) - fZ;
340  G4double normF1 = std::max(f10 * epsilonRange * epsilonRange,0.);
341  G4double normF2 = std::max(1.5 * f20,0.);
342 
343  do
344  {
345  if (normF1 / (normF1 + normF2) > G4UniformRand() )
346  {
347  epsilon = 0.5 - epsilonRange * std::pow(G4UniformRand(), 0.333333) ;
348  screen = screenFactor / (epsilon * (1. - epsilon));
349  gReject = (ScreenFunction1(screen) - fZ) / f10 ;
350  }
351  else
352  {
353  epsilon = epsilonMin + epsilonRange * G4UniformRand();
354  screen = screenFactor / (epsilon * (1 - epsilon));
355  gReject = (ScreenFunction2(screen) - fZ) / f20 ;
356  }
357  } while ( gReject < G4UniformRand() );
358 
359  } // End of epsilon sampling
360 
361  // Fix charges randomly
362 
363  G4double electronTotEnergy;
364  G4double positronTotEnergy;
365 
366  if (G4UniformRand() > 0.5)
367  {
368  electronTotEnergy = (1. - epsilon) * photonEnergy;
369  positronTotEnergy = epsilon * photonEnergy;
370  }
371  else
372  {
373  positronTotEnergy = (1. - epsilon) * photonEnergy;
374  electronTotEnergy = epsilon * photonEnergy;
375  }
376 
377  // Scattered electron (positron) angles. ( Z - axis along the parent photon)
378  // Universal distribution suggested by L. Urban (Geant3 manual (1993) Phys211),
379  // derived from Tsai distribution (Rev. Mod. Phys. 49, 421 (1977)
380 
381  G4double u;
382  const G4double a1 = 0.625;
383  G4double a2 = 3. * a1;
384  // G4double d = 27. ;
385 
386  // if (9. / (9. + d) > G4UniformRand())
387  if (0.25 > G4UniformRand())
388  {
389  u = - G4Log(G4UniformRand() * G4UniformRand()) / a1 ;
390  }
391  else
392  {
393  u = - G4Log(G4UniformRand() * G4UniformRand()) / a2 ;
394  }
395 
396  G4double thetaEle = u*electron_mass_c2/electronTotEnergy;
397  G4double thetaPos = u*electron_mass_c2/positronTotEnergy;
398  G4double phi = twopi * G4UniformRand();
399 
400  G4double dxEle= std::sin(thetaEle)*std::cos(phi),dyEle= std::sin(thetaEle)*std::sin(phi),dzEle=std::cos(thetaEle);
401  G4double dxPos=-std::sin(thetaPos)*std::cos(phi),dyPos=-std::sin(thetaPos)*std::sin(phi),dzPos=std::cos(thetaPos);
402 
403 
404  // Kinematics of the created pair:
405  // the electron and positron are assumed to have a symetric angular
406  // distribution with respect to the Z axis along the parent photon
407 
408  G4double electronKineEnergy = std::max(0.,electronTotEnergy - electron_mass_c2) ;
409 
410  G4ThreeVector electronDirection (dxEle, dyEle, dzEle);
411  electronDirection.rotateUz(photonDirection);
412 
413  G4DynamicParticle* particle1 = new G4DynamicParticle (G4Electron::Electron(),
414  electronDirection,
415  electronKineEnergy);
416 
417  // The e+ is always created
418  G4double positronKineEnergy = std::max(0.,positronTotEnergy - electron_mass_c2) ;
419 
420  G4ThreeVector positronDirection (dxPos, dyPos, dzPos);
421  positronDirection.rotateUz(photonDirection);
422 
423  // Create G4DynamicParticle object for the particle2
424  G4DynamicParticle* particle2 = new G4DynamicParticle(G4Positron::Positron(),
425  positronDirection,
426  positronKineEnergy);
427  // Fill output vector
428  fvect->push_back(particle1);
429  fvect->push_back(particle2);
430 
431  // kill incident photon
432  fParticleChange->SetProposedKineticEnergy(0.);
433  fParticleChange->ProposeTrackStatus(fStopAndKill);
434 
435 }
G4DynamicParticle::GetKineticEnergy
G4double GetKineticEnergy() const
G4Element::GetfCoulomb
G4double GetfCoulomb() const
Definition: G4Element.hh:191
G4DynamicParticle::GetDefinition
G4ParticleDefinition * GetDefinition() const
twopi
static constexpr double twopi
Definition: G4SIunits.hh:76
G4UniformRand
#define G4UniformRand()
Definition: Randomize.hh:97
G4cout
G4GLOB_DLL std::ostream G4cout
G4DynamicParticle::GetMomentumDirection
const G4ThreeVector & GetMomentumDirection() const
python.hepunit.electron_mass_c2
float electron_mass_c2
Definition: hepunit.py:274
G4IonisParamElm::GetlogZ3
G4double GetlogZ3() const
Definition: G4IonisParamElm.hh:63
G4Log
G4double G4Log(G4double x)
Definition: G4Log.hh:230
G4Exp
G4double G4Exp(G4double initial_x)
Exponential Function double precision.
Definition: G4Exp.hh:183
G4Positron::Positron
static G4Positron * Positron()
Definition: G4Positron.cc:94
G4INCL::Math::max
T max(const T t1, const T t2)
brief Return the largest of the two arguments
Definition: G4INCLGlobals.hh:112
G4Element::GetIonisation
G4IonisParamElm * GetIonisation() const
Definition: G4Element.hh:199
G4INCL::Math::min
T min(const T t1, const T t2)
brief Return the smallest of the two arguments
Definition: G4INCLGlobals.hh:117
fStopAndKill
Definition: G4TrackStatus.hh:56
G4Electron::Electron
static G4Electron * Electron()
Definition: G4Electron.cc:94
G4ParticleChangeForGamma::SetProposedKineticEnergy
void SetProposedKineticEnergy(G4double proposedKinEnergy)
Definition: G4ParticleChangeForGamma.hh:129
G4endl
#define G4endl
Definition: G4ios.hh:61
MeV
static constexpr double MeV
Definition: G4SIunits.hh:214
G4double
double G4double
Definition: G4Types.hh:76
G4VParticleChange::ProposeTrackStatus
void ProposeTrackStatus(G4TrackStatus status)
G4IonisParamElm::GetZ3
G4double GetZ3() const
Definition: G4IonisParamElm.hh:61
epsilon
double epsilon(double density, double temperature)
Definition: G4DNAElectronHoleRecombination.cc:96
G4VEmModel::SelectRandomAtom
const G4Element * SelectRandomAtom(const G4MaterialCutsCouple *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
Definition: G4VEmModel.hh:544

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