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Public Member Functions | Protected Attributes
G4MuElecInelasticModel Class Reference

#include <G4MuElecInelasticModel.hh>

Inheritance diagram for G4MuElecInelasticModel:
G4VEmModel

Public Member Functions

 G4MuElecInelasticModel (const G4ParticleDefinition *p=0, const G4String &nam="MuElecInelasticModel")
 
virtual ~G4MuElecInelasticModel ()
 
virtual void Initialise (const G4ParticleDefinition *, const G4DataVector &)
 
virtual G4double CrossSectionPerVolume (const G4Material *material, const G4ParticleDefinition *p, G4double ekin, G4double emin, G4double emax)
 
virtual void SampleSecondaries (std::vector< G4DynamicParticle * > *, const G4MaterialCutsCouple *, const G4DynamicParticle *, G4double tmin, G4double maxEnergy)
 
double DifferentialCrossSection (G4ParticleDefinition *aParticleDefinition, G4double k, G4double energyTransfer, G4int shell)
 
- Public Member Functions inherited from G4VEmModel
 G4VEmModel (const G4String &nam)
 
virtual ~G4VEmModel ()
 
virtual void InitialiseLocal (const G4ParticleDefinition *, G4VEmModel *masterModel)
 
virtual void InitialiseForMaterial (const G4ParticleDefinition *, const G4Material *)
 
virtual void InitialiseForElement (const G4ParticleDefinition *, G4int Z)
 
virtual G4double ComputeDEDXPerVolume (const G4Material *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=DBL_MAX)
 
virtual G4double ComputeCrossSectionPerAtom (const G4ParticleDefinition *, G4double kinEnergy, G4double Z, G4double A=0., 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 MinPrimaryEnergy (const G4Material *, const G4ParticleDefinition *, G4double cut=0.0)
 
virtual G4double MinEnergyCut (const G4ParticleDefinition *, const G4MaterialCutsCouple *)
 
virtual void SetupForMaterial (const G4ParticleDefinition *, const G4Material *, G4double kineticEnergy)
 
virtual void DefineForRegion (const G4Region *)
 
void InitialiseElementSelectors (const G4ParticleDefinition *, const G4DataVector &)
 
std::vector
< G4EmElementSelector * > * 		GetElementSelectors ()
 
void SetElementSelectors (std::vector< G4EmElementSelector * > *)
 
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=0)
 
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 SetMasterThread (G4bool val)
 
G4bool IsMaster () const
 
G4double MaxSecondaryKinEnergy (const G4DynamicParticle *dynParticle)
 
const G4String & GetName () const
 
void SetCurrentCouple (const G4MaterialCutsCouple *)
 
const G4Element * GetCurrentElement () const
 

Protected Attributes

G4ParticleChangeForGamma * fParticleChangeForGamma
 
- Protected Attributes inherited from G4VEmModel
G4ElementData * fElementData
 
G4VParticleChange * pParticleChange
 
G4PhysicsTable * xSectionTable
 
const std::vector< G4double > * theDensityFactor
 
const std::vector< G4int > * theDensityIdx
 
size_t idxTable
 

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 *)
 

Detailed Description

Definition at line 64 of file G4MuElecInelasticModel.hh.

Constructor & Destructor Documentation

G4MuElecInelasticModel::G4MuElecInelasticModel ( const G4ParticleDefinition *  p = 0,
const G4String &  nam = "MuElecInelasticModel" 
)

Definition at line 60 of file G4MuElecInelasticModel.cc.

References G4NistManager::FindOrBuildMaterial(), fParticleChangeForGamma, G4cout, G4endl, G4NistManager::Instance(), and G4VEmModel::SetDeexcitationFlag().

62 :G4VEmModel(nam),fAtomDeexcitation(0),isInitialised(false)
63 {
64 
65  G4cout << G4endl;
66  G4cout << "*******************************************************************************" << G4endl;
67  G4cout << "*******************************************************************************" << G4endl;
68  G4cout << " The name of the class G4MuElecInelasticModel is changed to G4MicroElecInelasticModel. " << G4endl;
69  G4cout << " The obsolete class will be REMOVED with the next release of Geant4. " << G4endl;
70  G4cout << "*******************************************************************************" << G4endl;
71  G4cout << "*******************************************************************************" << G4endl;
72  G4cout << G4endl;
73 
74  nistSi = G4NistManager::Instance()->FindOrBuildMaterial("G4_Si");
75 
76  verboseLevel= 0;
77  // Verbosity scale:
78  // 0 = nothing
79  // 1 = warning for energy non-conservation
80  // 2 = details of energy budget
81  // 3 = calculation of cross sections, file openings, sampling of atoms
82  // 4 = entering in methods
83 
84  if( verboseLevel>0 )
85  {
86  G4cout << "MuElec inelastic model is constructed " << G4endl;
87  }
88 
89  //Mark this model as "applicable" for atomic deexcitation
90  SetDeexcitationFlag(true);
91  fParticleChangeForGamma = 0;
92 }
G4NistManager::FindOrBuildMaterial
G4Material * FindOrBuildMaterial(const G4String &name, G4bool isotopes=true, G4bool warning=false)
Definition: G4NistManager.hh:446
G4MuElecInelasticModel::fParticleChangeForGamma
G4ParticleChangeForGamma * fParticleChangeForGamma
Definition: G4MuElecInelasticModel.hh:92
G4NistManager::Instance
static G4NistManager * Instance()
Definition: G4NistManager.cc:68
G4VEmModel::G4VEmModel
G4VEmModel(const G4String &nam)
Definition: G4VEmModel.cc:65
G4cout
G4GLOB_DLL std::ostream G4cout
G4endl
#define G4endl
Definition: G4ios.hh:61
G4VEmModel::SetDeexcitationFlag
void SetDeexcitationFlag(G4bool val)
Definition: G4VEmModel.hh:739
G4MuElecInelasticModel::~G4MuElecInelasticModel ( )
virtual

Definition at line 96 of file G4MuElecInelasticModel.cc.

97 {
98  // Cross section
99 
100  std::map< G4String,G4MuElecCrossSectionDataSet*,std::less<G4String> >::iterator pos;
101  for (pos = tableData.begin(); pos != tableData.end(); ++pos)
102  {
103  G4MuElecCrossSectionDataSet* table = pos->second;
104  delete table;
105  }
106 
107  // Final state
108 
109  eVecm.clear();
110  pVecm.clear();
111 
112 }

Member Function Documentation

G4double G4MuElecInelasticModel::CrossSectionPerVolume ( const G4Material *  material,
const G4ParticleDefinition *  p,
G4double  ekin,
G4double  emin,
G4double  emax 
)
virtual

Reimplemented from G4VEmModel.

Definition at line 266 of file G4MuElecInelasticModel.cc.

References python.hepunit::cm, python.hepunit::cm2, density, G4ionEffectiveCharge::EffectiveCharge(), python.hepunit::eV, FatalException, G4MuElecCrossSectionDataSet::FindValue(), G4cout, G4endl, G4Exception(), G4Material::GetBaseMaterial(), G4ParticleDefinition::GetParticleName(), G4ParticleDefinition::GetPDGMass(), G4Material::GetTotNbOfAtomsPerVolume(), and python.hepunit::proton_mass_c2.

271 {
272  if (verboseLevel > 3)
273  G4cout << "Calling CrossSectionPerVolume() of G4MuElecInelasticModel" << G4endl;
274 
275  G4double density = material->GetTotNbOfAtomsPerVolume();
276 
277  /* if (
278  particleDefinition != G4Proton::ProtonDefinition()
279  &&
280  particleDefinition != G4Electron::ElectronDefinition()
281  &&
282  particleDefinition != G4GenericIon::GenericIonDefinition()
283  )
284 
285  return 0;*/
286 
287  // Calculate total cross section for model
288 
289  G4double lowLim = 0;
290  G4double highLim = 0;
291  G4double sigma=0;
292 
293  const G4String& particleName = particleDefinition->GetParticleName();
294  G4String nameLocal = particleName ;
295 
296  G4double Zeff2 = 1.0;
297  G4double Mion_c2 = particleDefinition->GetPDGMass();
298 
299  if (Mion_c2 > proton_mass_c2)
300  {
301  G4ionEffectiveCharge EffCharge ;
302  G4double Zeff = EffCharge.EffectiveCharge(particleDefinition, material,ekin);
303  Zeff2 = Zeff*Zeff;
304 
305  if (verboseLevel > 3)
306  G4cout << "Before scaling : " << G4endl
307  << "Particle : " << nameLocal << ", mass : " << Mion_c2/proton_mass_c2 << "*mp, charge " << Zeff
308  << ", Ekin (eV) = " << ekin/eV << G4endl ;
309 
310  ekin *= proton_mass_c2/Mion_c2 ;
311  nameLocal = "proton" ;
312 
313  if (verboseLevel > 3)
314  G4cout << "After scaling : " << G4endl
315  << "Particle : " << nameLocal << ", Ekin (eV) = " << ekin/eV << G4endl ;
316  }
317 
318  if (material == nistSi || material->GetBaseMaterial() == nistSi)
319  {
320 
321  std::map< G4String,G4double,std::less<G4String> >::iterator pos1;
322  pos1 = lowEnergyLimit.find(nameLocal);
323  if (pos1 != lowEnergyLimit.end())
324  {
325  lowLim = pos1->second;
326  }
327 
328  std::map< G4String,G4double,std::less<G4String> >::iterator pos2;
329  pos2 = highEnergyLimit.find(nameLocal);
330  if (pos2 != highEnergyLimit.end())
331  {
332  highLim = pos2->second;
333  }
334 
335  if (ekin >= lowLim && ekin < highLim)
336  {
337  std::map< G4String,G4MuElecCrossSectionDataSet*,std::less<G4String> >::iterator pos;
338  pos = tableData.find(nameLocal);
339 
340  if (pos != tableData.end())
341  {
342  G4MuElecCrossSectionDataSet* table = pos->second;
343  if (table != 0)
344  {
345  sigma = table->FindValue(ekin);
346  }
347  }
348  else
349  {
350  G4Exception("G4MuElecInelasticModel::CrossSectionPerVolume","em0002",FatalException,"Model not applicable to particle type.");
351  }
352  }
353  else
354  {
355  if (nameLocal!="e-")
356  {
357  // G4cout << "Particle : " << nameLocal << ", Ekin (eV) = " << ekin/eV << G4endl;
358  // G4cout << "### Warning: particle energy out of bounds! ###" << G4endl;
359  }
360  }
361 
362  if (verboseLevel > 3)
363  {
364  G4cout << "---> Kinetic energy (eV)=" << ekin/eV << G4endl;
365  G4cout << " - Cross section per Si atom (cm^2)=" << sigma*Zeff2/cm2 << G4endl;
366  G4cout << " - Cross section per Si atom (cm^-1)=" << sigma*density*Zeff2/(1./cm) << G4endl;
367  }
368 
369  } // if (SiMaterial)
370  return sigma*density*Zeff2;
371 
372 
373 }
G4MuElecCrossSectionDataSet::FindValue
virtual G4double FindValue(G4double e, G4int componentId=0) const
Definition: G4MuElecCrossSectionDataSet.cc:474
density
G4double density
Definition: TRTMaterials.hh:39
G4cout
G4GLOB_DLL std::ostream G4cout
python.hepunit.proton_mass_c2
float proton_mass_c2
Definition: hepunit.py:275
G4Exception
void G4Exception(const char *originOfException, const char *exceptionCode, G4ExceptionSeverity severity, const char *comments)
Definition: G4Exception.cc:41
G4ionEffectiveCharge::EffectiveCharge
G4double EffectiveCharge(const G4ParticleDefinition *p, const G4Material *material, G4double kineticEnergy)
Definition: G4ionEffectiveCharge.cc:87
G4Material::GetTotNbOfAtomsPerVolume
G4double GetTotNbOfAtomsPerVolume() const
Definition: G4Material.hh:207
FatalException
Definition: G4ExceptionSeverity.hh:60
G4Material::GetBaseMaterial
const G4Material * GetBaseMaterial() const
Definition: G4Material.hh:231
G4endl
#define G4endl
Definition: G4ios.hh:61
G4double
double G4double
Definition: G4Types.hh:76
double G4MuElecInelasticModel::DifferentialCrossSection ( G4ParticleDefinition *  aParticleDefinition,
G4double  k,
G4double  energyTransfer,
G4int  shell 
)

Definition at line 618 of file G4MuElecInelasticModel.cc.

References G4Electron::ElectronDefinition(), G4MuElecSiStructure::Energy(), G4Proton::ProtonDefinition(), and plottest35::t1.

622 {
623  G4double sigma = 0.;
624 
625  if (energyTransfer >= SiStructure.Energy(LevelIndex))
626  {
627  G4double valueT1 = 0;
628  G4double valueT2 = 0;
629  G4double valueE21 = 0;
630  G4double valueE22 = 0;
631  G4double valueE12 = 0;
632  G4double valueE11 = 0;
633 
634  G4double xs11 = 0;
635  G4double xs12 = 0;
636  G4double xs21 = 0;
637  G4double xs22 = 0;
638 
639  if (particleDefinition == G4Electron::ElectronDefinition())
640  {
641  // k should be in eV and energy transfer eV also
642 
643  std::vector<double>::iterator t2 = std::upper_bound(eTdummyVec.begin(),eTdummyVec.end(), k);
644  std::vector<double>::iterator t1 = t2-1;
645  // SI : the following condition avoids situations where energyTransfer >last vector element
646  if (energyTransfer <= eVecm[(*t1)].back() && energyTransfer <= eVecm[(*t2)].back() )
647  {
648  std::vector<double>::iterator e12 = std::upper_bound(eVecm[(*t1)].begin(),eVecm[(*t1)].end(), energyTransfer);
649  std::vector<double>::iterator e11 = e12-1;
650 
651  std::vector<double>::iterator e22 = std::upper_bound(eVecm[(*t2)].begin(),eVecm[(*t2)].end(), energyTransfer);
652  std::vector<double>::iterator e21 = e22-1;
653 
654  valueT1 =*t1;
655  valueT2 =*t2;
656  valueE21 =*e21;
657  valueE22 =*e22;
658  valueE12 =*e12;
659  valueE11 =*e11;
660 
661  xs11 = eDiffCrossSectionData[LevelIndex][valueT1][valueE11];
662  xs12 = eDiffCrossSectionData[LevelIndex][valueT1][valueE12];
663  xs21 = eDiffCrossSectionData[LevelIndex][valueT2][valueE21];
664  xs22 = eDiffCrossSectionData[LevelIndex][valueT2][valueE22];
665  }
666 
667  }
668 
669  if (particleDefinition == G4Proton::ProtonDefinition())
670  {
671  // k should be in eV and energy transfer eV also
672  std::vector<double>::iterator t2 = std::upper_bound(pTdummyVec.begin(),pTdummyVec.end(), k);
673  std::vector<double>::iterator t1 = t2-1;
674  if (energyTransfer <= pVecm[(*t1)].back() && energyTransfer <= pVecm[(*t2)].back() )
675  {
676  std::vector<double>::iterator e12 = std::upper_bound(pVecm[(*t1)].begin(),pVecm[(*t1)].end(), energyTransfer);
677  std::vector<double>::iterator e11 = e12-1;
678 
679  std::vector<double>::iterator e22 = std::upper_bound(pVecm[(*t2)].begin(),pVecm[(*t2)].end(), energyTransfer);
680  std::vector<double>::iterator e21 = e22-1;
681 
682  valueT1 =*t1;
683  valueT2 =*t2;
684  valueE21 =*e21;
685  valueE22 =*e22;
686  valueE12 =*e12;
687  valueE11 =*e11;
688 
689  xs11 = pDiffCrossSectionData[LevelIndex][valueT1][valueE11];
690  xs12 = pDiffCrossSectionData[LevelIndex][valueT1][valueE12];
691  xs21 = pDiffCrossSectionData[LevelIndex][valueT2][valueE21];
692  xs22 = pDiffCrossSectionData[LevelIndex][valueT2][valueE22];
693  }
694  }
695 
696  G4double xsProduct = xs11 * xs12 * xs21 * xs22;
697  if (xsProduct != 0.)
698  {
699  sigma = QuadInterpolator( valueE11, valueE12,
700  valueE21, valueE22,
701  xs11, xs12,
702  xs21, xs22,
703  valueT1, valueT2,
704  k, energyTransfer);
705  }
706 
707  }
708 
709  return sigma;
710 }
G4Electron::ElectronDefinition
static G4Electron * ElectronDefinition()
Definition: G4Electron.cc:89
G4Proton::ProtonDefinition
static G4Proton * ProtonDefinition()
Definition: G4Proton.cc:88
plottest35.t1
tuple t1
Definition: plottest35.py:33
G4MuElecSiStructure::Energy
G4double Energy(G4int level)
Definition: G4MuElecSiStructure.cc:63
G4double
double G4double
Definition: G4Types.hh:76
void G4MuElecInelasticModel::Initialise ( const G4ParticleDefinition *  particle,
const G4DataVector &   
)
virtual

Implements G4VEmModel.

Definition at line 116 of file G4MuElecInelasticModel.cc.

References G4LossTableManager::AtomDeexcitation(), python.hepunit::cm, G4InuclParticleNames::electron, G4Electron::ElectronDefinition(), python.hepunit::eV, FatalException, fParticleChangeForGamma, G4cout, G4endl, G4Exception(), G4VEmModel::GetParticleChangeForGamma(), G4ParticleDefinition::GetParticleName(), G4ParticleDefinition::GetPDGCharge(), G4ParticleDefinition::GetPDGMass(), python.hepunit::GeV, G4VEmModel::HighEnergyLimit(), G4LossTableManager::Instance(), python.hepunit::keV, G4MuElecCrossSectionDataSet::LoadData(), G4VEmModel::LowEnergyLimit(), python.hepunit::MeV, G4InuclParticleNames::proton, python.hepunit::proton_mass_c2, G4Proton::ProtonDefinition(), G4VEmModel::SetHighEnergyLimit(), and G4VEmModel::SetLowEnergyLimit().

118 {
119 
120  if (verboseLevel > 3)
121  G4cout << "Calling G4MuElecInelasticModel::Initialise()" << G4endl;
122 
123  // Energy limits
124 
125  G4String fileElectron("microelec/sigma_inelastic_e_Si");
126  G4String fileProton("microelec/sigma_inelastic_p_Si");
127 
128  G4ParticleDefinition* electronDef = G4Electron::ElectronDefinition();
129  G4ParticleDefinition* protonDef = G4Proton::ProtonDefinition();
130 
131  G4String electron;
132  G4String proton;
133 
134  G4double scaleFactor = 1e-18 * cm *cm;
135 
136  char *path = getenv("G4LEDATA");
137 
138  // *** ELECTRON
139  electron = electronDef->GetParticleName();
140 
141  tableFile[electron] = fileElectron;
142 
143  lowEnergyLimit[electron] = 16.7 * eV;
144  highEnergyLimit[electron] = 100.0 * MeV;
145 
146  // Cross section
147 
148  G4MuElecCrossSectionDataSet* tableE = new G4MuElecCrossSectionDataSet(new G4LogLogInterpolation, eV,scaleFactor );
149  tableE->LoadData(fileElectron);
150 
151  tableData[electron] = tableE;
152 
153  // Final state
154 
155  std::ostringstream eFullFileName;
156  eFullFileName << path << "/microelec/sigmadiff_inelastic_e_Si.dat";
157  std::ifstream eDiffCrossSection(eFullFileName.str().c_str());
158 
159  if (!eDiffCrossSection)
160  {
161  G4Exception("G4MuElecInelasticModel::Initialise","em0003",FatalException,"Missing data file:/microelec/sigmadiff_inelastic_e_Si.dat");
162  }
163 
164  eTdummyVec.push_back(0.);
165  while(!eDiffCrossSection.eof())
166  {
167  double tDummy;
168  double eDummy;
169  eDiffCrossSection>>tDummy>>eDummy;
170  if (tDummy != eTdummyVec.back()) eTdummyVec.push_back(tDummy);
171  for (int j=0; j<6; j++)
172  {
173  eDiffCrossSection>>eDiffCrossSectionData[j][tDummy][eDummy];
174 
175  // SI - only if eof is not reached !
176  if (!eDiffCrossSection.eof()) eDiffCrossSectionData[j][tDummy][eDummy]*=scaleFactor;
177 
178  eVecm[tDummy].push_back(eDummy);
179 
180  }
181  }
182  //
183 
184  // *** PROTON
185 
186  proton = protonDef->GetParticleName();
187 
188  tableFile[proton] = fileProton;
189 
190  lowEnergyLimit[proton] = 50. * keV;
191  highEnergyLimit[proton] = 10. * GeV;
192 
193  // Cross section
194 
195  G4MuElecCrossSectionDataSet* tableP = new G4MuElecCrossSectionDataSet(new G4LogLogInterpolation, eV,scaleFactor );
196  tableP->LoadData(fileProton);
197 
198  tableData[proton] = tableP;
199 
200  // Final state
201 
202  std::ostringstream pFullFileName;
203  pFullFileName << path << "/microelec/sigmadiff_inelastic_p_Si.dat";
204  std::ifstream pDiffCrossSection(pFullFileName.str().c_str());
205 
206  if (!pDiffCrossSection)
207  {
208  G4Exception("G4MuElecInelasticModel::Initialise","em0003",FatalException,"Missing data file:/microelec/sigmadiff_inelastic_p_Si.dat");
209  }
210 
211  pTdummyVec.push_back(0.);
212  while(!pDiffCrossSection.eof())
213  {
214  double tDummy;
215  double eDummy;
216  pDiffCrossSection>>tDummy>>eDummy;
217  if (tDummy != pTdummyVec.back()) pTdummyVec.push_back(tDummy);
218  for (int j=0; j<6; j++)
219  {
220  pDiffCrossSection>>pDiffCrossSectionData[j][tDummy][eDummy];
221 
222  // SI - only if eof is not reached !
223  if (!pDiffCrossSection.eof()) pDiffCrossSectionData[j][tDummy][eDummy]*=scaleFactor;
224 
225  pVecm[tDummy].push_back(eDummy);
226  }
227  }
228 
229 
230  if (particle==electronDef)
231  {
232  SetLowEnergyLimit(lowEnergyLimit[electron]);
233  SetHighEnergyLimit(highEnergyLimit[electron]);
234  }
235 
236  if (particle==protonDef)
237  {
238  SetLowEnergyLimit(lowEnergyLimit[proton]);
239  SetHighEnergyLimit(highEnergyLimit[proton]);
240  }
241 
242  if( verboseLevel>0 )
243  {
244  G4cout << "MuElec Inelastic model is initialized " << G4endl
245  << "Energy range: "
246  << LowEnergyLimit() / eV << " eV - "
247  << HighEnergyLimit() / keV << " keV for "
248  << particle->GetParticleName()
249  << " with mass (amu) " << particle->GetPDGMass()/proton_mass_c2
250  << " and charge " << particle->GetPDGCharge()
251  << G4endl << G4endl ;
252  }
253 
254  //
255 
256  fAtomDeexcitation = G4LossTableManager::Instance()->AtomDeexcitation();
257 
258  if (isInitialised) { return; }
259  fParticleChangeForGamma = GetParticleChangeForGamma();
260  isInitialised = true;
261 
262 }
G4Electron::ElectronDefinition
static G4Electron * ElectronDefinition()
Definition: G4Electron.cc:89
G4VEmModel::LowEnergyLimit
G4double LowEnergyLimit() const
Definition: G4VEmModel.hh:599
G4LossTableManager::Instance
static G4LossTableManager * Instance()
Definition: G4LossTableManager.cc:112
G4VEmModel::HighEnergyLimit
G4double HighEnergyLimit() const
Definition: G4VEmModel.hh:592
G4MuElecInelasticModel::fParticleChangeForGamma
G4ParticleChangeForGamma * fParticleChangeForGamma
Definition: G4MuElecInelasticModel.hh:92
G4Proton::ProtonDefinition
static G4Proton * ProtonDefinition()
Definition: G4Proton.cc:88
G4MuElecCrossSectionDataSet::LoadData
virtual G4bool LoadData(const G4String &argFileName)
Definition: G4MuElecCrossSectionDataSet.cc:58
G4ParticleDefinition::GetParticleName
const G4String & GetParticleName() const
Definition: G4ParticleDefinition.hh:159
G4VEmModel::SetHighEnergyLimit
void SetHighEnergyLimit(G4double)
Definition: G4VEmModel.hh:683
G4cout
G4GLOB_DLL std::ostream G4cout
python.hepunit.proton_mass_c2
float proton_mass_c2
Definition: hepunit.py:275
G4Exception
void G4Exception(const char *originOfException, const char *exceptionCode, G4ExceptionSeverity severity, const char *comments)
Definition: G4Exception.cc:41
G4ParticleDefinition::GetPDGMass
G4double GetPDGMass() const
Definition: G4ParticleDefinition.hh:161
FatalException
Definition: G4ExceptionSeverity.hh:60
G4endl
#define G4endl
Definition: G4ios.hh:61
G4LossTableManager::AtomDeexcitation
G4VAtomDeexcitation * AtomDeexcitation()
Definition: G4LossTableManager.cc:1300
G4double
double G4double
Definition: G4Types.hh:76
G4VEmModel::SetLowEnergyLimit
void SetLowEnergyLimit(G4double)
Definition: G4VEmModel.hh:690
G4ParticleDefinition::GetPDGCharge
G4double GetPDGCharge() const
Definition: G4ParticleDefinition.hh:163
G4VEmModel::GetParticleChangeForGamma
G4ParticleChangeForGamma * GetParticleChangeForGamma()
Definition: G4VEmModel.cc:121
void G4MuElecInelasticModel::SampleSecondaries ( std::vector< G4DynamicParticle * > *  fvect,
const G4MaterialCutsCouple *  ,
const G4DynamicParticle *  particle,
G4double  tmin,
G4double  maxEnergy 
)
virtual

Implements G4VEmModel.

Definition at line 377 of file G4MuElecInelasticModel.cc.

References G4InuclSpecialFunctions::bindingEnergy(), G4Electron::Electron(), python.hepunit::electron_mass_c2, G4MuElecSiStructure::Energy(), python.hepunit::eV, fKShell, fParticleChangeForGamma, G4cout, G4endl, G4VAtomDeexcitation::GenerateParticles(), G4VAtomDeexcitation::GetAtomicShell(), G4DynamicParticle::GetDefinition(), G4DynamicParticle::GetKineticEnergy(), G4DynamicParticle::GetMomentumDirection(), G4ParticleDefinition::GetParticleName(), G4ParticleDefinition::GetPDGMass(), G4VParticleChange::ProposeLocalEnergyDeposit(), G4ParticleChangeForGamma::ProposeMomentumDirection(), python.hepunit::proton_mass_c2, G4Proton::ProtonDefinition(), CLHEP::Hep3Vector::rotateUz(), CLHEP::Hep3Vector::set(), G4ParticleChangeForGamma::SetProposedKineticEnergy(), CLHEP::Hep3Vector::unit(), CLHEP::Hep3Vector::x(), CLHEP::Hep3Vector::y(), and CLHEP::Hep3Vector::z().

382 {
383 
384  if (verboseLevel > 3)
385  G4cout << "Calling SampleSecondaries() of G4MuElecInelasticModel" << G4endl;
386 
387  G4double lowLim = 0;
388  G4double highLim = 0;
389 
390  G4double ekin = particle->GetKineticEnergy();
391  G4double k = ekin ;
392 
393  G4ParticleDefinition* PartDef = particle->GetDefinition();
394  const G4String& particleName = PartDef->GetParticleName();
395  G4String nameLocal2 = particleName ;
396  G4double particleMass = particle->GetDefinition()->GetPDGMass();
397 
398  if (particleMass > proton_mass_c2)
399  {
400  k *= proton_mass_c2/particleMass ;
401  PartDef = G4Proton::ProtonDefinition();
402  nameLocal2 = "proton" ;
403  }
404 
405  std::map< G4String,G4double,std::less<G4String> >::iterator pos1;
406  pos1 = lowEnergyLimit.find(nameLocal2);
407 
408  if (pos1 != lowEnergyLimit.end())
409  {
410  lowLim = pos1->second;
411  }
412 
413  std::map< G4String,G4double,std::less<G4String> >::iterator pos2;
414  pos2 = highEnergyLimit.find(nameLocal2);
415 
416  if (pos2 != highEnergyLimit.end())
417  {
418  highLim = pos2->second;
419  }
420 
421  if (k >= lowLim && k < highLim)
422  {
423  G4ParticleMomentum primaryDirection = particle->GetMomentumDirection();
424  G4double totalEnergy = ekin + particleMass;
425  G4double pSquare = ekin * (totalEnergy + particleMass);
426  G4double totalMomentum = std::sqrt(pSquare);
427 
428  G4int Shell = RandomSelect(k,nameLocal2);
429  G4double bindingEnergy = SiStructure.Energy(Shell);
430  if (verboseLevel > 3)
431  {
432  G4cout << "---> Kinetic energy (eV)=" << k/eV << G4endl ;
433  G4cout << "Shell: " << Shell << ", energy: " << bindingEnergy/eV << G4endl;
434  }
435 
436  // sample deexcitation
437 
438  G4int secNumberInit = 0; // need to know at a certain point the energy of secondaries
439  G4int secNumberFinal = 0; // So I'll make the difference and then sum the energies
440 
441  if(fAtomDeexcitation && Shell > 2) {
442  G4int Z = 14;
443  G4AtomicShellEnumerator as = fKShell;
444 
445  if (Shell == 4)
446  {
447  as = G4AtomicShellEnumerator(1);
448  }
449  else if (Shell == 3)
450  {
451  as = G4AtomicShellEnumerator(3);
452  }
453 
454  const G4AtomicShell* shell = fAtomDeexcitation->GetAtomicShell(Z, as);
455  secNumberInit = fvect->size();
456  fAtomDeexcitation->GenerateParticles(fvect, shell, Z, 0, 0);
457  secNumberFinal = fvect->size();
458  }
459 
460  G4double secondaryKinetic = RandomizeEjectedElectronEnergy(PartDef,k,Shell);
461 
462  if (verboseLevel > 3)
463  {
464  G4cout << "Ionisation process" << G4endl;
465  G4cout << "Shell: " << Shell << " Kin. energy (eV)=" << k/eV
466  << " Sec. energy (eV)=" << secondaryKinetic/eV << G4endl;
467  }
468 
469  G4double cosTheta = 0.;
470  G4double phi = 0.;
471  RandomizeEjectedElectronDirection(PartDef, k, secondaryKinetic, cosTheta, phi);
472 
473  G4double sinTheta = std::sqrt(1.-cosTheta*cosTheta);
474  G4double dirX = sinTheta*std::cos(phi);
475  G4double dirY = sinTheta*std::sin(phi);
476  G4double dirZ = cosTheta;
477  G4ThreeVector deltaDirection(dirX,dirY,dirZ);
478  deltaDirection.rotateUz(primaryDirection);
479 
480  //if (particle->GetDefinition() == G4Electron::ElectronDefinition())
481  //{
482  G4double deltaTotalMomentum = std::sqrt(secondaryKinetic*(secondaryKinetic + 2.*electron_mass_c2 ));
483 
484  G4double finalPx = totalMomentum*primaryDirection.x() - deltaTotalMomentum*deltaDirection.x();
485  G4double finalPy = totalMomentum*primaryDirection.y() - deltaTotalMomentum*deltaDirection.y();
486  G4double finalPz = totalMomentum*primaryDirection.z() - deltaTotalMomentum*deltaDirection.z();
487  G4double finalMomentum = std::sqrt(finalPx*finalPx + finalPy*finalPy + finalPz*finalPz);
488  finalPx /= finalMomentum;
489  finalPy /= finalMomentum;
490  finalPz /= finalMomentum;
491 
492  G4ThreeVector direction;
493  direction.set(finalPx,finalPy,finalPz);
494 
495  fParticleChangeForGamma->ProposeMomentumDirection(direction.unit()) ;
496  //}
497  //else fParticleChangeForGamma->ProposeMomentumDirection(primaryDirection) ;
498 
499  // note that secondaryKinetic is the energy of the delta ray, not of all secondaries.
500  G4double deexSecEnergy = 0;
501  for (G4int j=secNumberInit; j < secNumberFinal; j++) {
502  deexSecEnergy = deexSecEnergy + (*fvect)[j]->GetKineticEnergy();}
503 
504  fParticleChangeForGamma->SetProposedKineticEnergy(ekin-bindingEnergy-secondaryKinetic);
505  fParticleChangeForGamma->ProposeLocalEnergyDeposit(bindingEnergy-deexSecEnergy);
506 
507  G4DynamicParticle* dp = new G4DynamicParticle (G4Electron::Electron(),deltaDirection,secondaryKinetic) ;
508  fvect->push_back(dp);
509 
510  }
511 
512 }
CLHEP::Hep3Vector::set
void set(double x, double y, double z)
G4DynamicParticle::GetKineticEnergy
G4double GetKineticEnergy() const
CLHEP::Hep3Vector::x
double x() const
G4MuElecInelasticModel::fParticleChangeForGamma
G4ParticleChangeForGamma * fParticleChangeForGamma
Definition: G4MuElecInelasticModel.hh:92
G4Proton::ProtonDefinition
static G4Proton * ProtonDefinition()
Definition: G4Proton.cc:88
G4DynamicParticle::GetDefinition
G4ParticleDefinition * GetDefinition() const
G4int
int G4int
Definition: G4Types.hh:78
G4ParticleChangeForGamma::ProposeMomentumDirection
void ProposeMomentumDirection(G4double Px, G4double Py, G4double Pz)
Definition: G4ParticleChangeForGamma.hh:147
fKShell
Definition: G4AtomicShellEnumerator.hh:53
G4ParticleDefinition::GetParticleName
const G4String & GetParticleName() const
Definition: G4ParticleDefinition.hh:159
CLHEP::Hep3Vector::z
double z() const
G4VParticleChange::ProposeLocalEnergyDeposit
void ProposeLocalEnergyDeposit(G4double anEnergyPart)
G4VAtomDeexcitation::GetAtomicShell
virtual const G4AtomicShell * GetAtomicShell(G4int Z, G4AtomicShellEnumerator shell)=0
G4cout
G4GLOB_DLL std::ostream G4cout
G4DynamicParticle::GetMomentumDirection
const G4ThreeVector & GetMomentumDirection() const
python.hepunit.proton_mass_c2
float proton_mass_c2
Definition: hepunit.py:275
python.hepunit.electron_mass_c2
float electron_mass_c2
Definition: hepunit.py:274
G4ParticleDefinition::GetPDGMass
G4double GetPDGMass() const
Definition: G4ParticleDefinition.hh:161
CLHEP::Hep3Vector::unit
Hep3Vector unit() const
CLHEP::Hep3Vector::y
double y() const
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
G4MuElecSiStructure::Energy
G4double Energy(G4int level)
Definition: G4MuElecSiStructure.cc:63
G4double
double G4double
Definition: G4Types.hh:76
G4VAtomDeexcitation::GenerateParticles
void GenerateParticles(std::vector< G4DynamicParticle * > *secVect, const G4AtomicShell *, G4int Z, G4int coupleIndex)
Definition: G4VAtomDeexcitation.hh:289
G4InuclSpecialFunctions::bindingEnergy
G4double bindingEnergy(G4int A, G4int Z)
Definition: bindingEnergy.cc:37
G4AtomicShellEnumerator
G4AtomicShellEnumerator
Definition: G4AtomicShellEnumerator.hh:50

Field Documentation

G4ParticleChangeForGamma* G4MuElecInelasticModel::fParticleChangeForGamma
protected

Definition at line 92 of file G4MuElecInelasticModel.hh.

Referenced by G4MuElecInelasticModel(), Initialise(), and SampleSecondaries().

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