Geant4 11.1.1
Toolkit for the simulation of the passage of particles through matter
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Public Member Functions | Protected Member Functions | List of all members
G4SeltzerBergerModel Class Reference

#include <G4SeltzerBergerModel.hh>

+ Inheritance diagram for G4SeltzerBergerModel:

Public Member Functions

 G4SeltzerBergerModel (const G4ParticleDefinition *p=nullptr, const G4String &nam="eBremSB")
 
 ~G4SeltzerBergerModel () override
 
void Initialise (const G4ParticleDefinition *, const G4DataVector &) override
 
void SampleSecondaries (std::vector< G4DynamicParticle * > *, const G4MaterialCutsCouple *, const G4DynamicParticle *, G4double cutEnergy, G4double maxEnergy) override
 
void SetupForMaterial (const G4ParticleDefinition *, const G4Material *, G4double) override
 
void SetBicubicInterpolationFlag (G4bool val)
 
G4SeltzerBergerModel & operator= (const G4SeltzerBergerModel &right)=delete
 
 G4SeltzerBergerModel (const G4SeltzerBergerModel &)=delete
 
- Public Member Functions inherited from G4eBremsstrahlungRelModel
 G4eBremsstrahlungRelModel (const G4ParticleDefinition *p=nullptr, const G4String &nam="eBremLPM")
 
 ~G4eBremsstrahlungRelModel () override
 
void Initialise (const G4ParticleDefinition *, const G4DataVector &) override
 
void InitialiseLocal (const G4ParticleDefinition *, G4VEmModel *masterModel) override
 
G4double ComputeDEDXPerVolume (const G4Material *, const G4ParticleDefinition *, G4double ekin, G4double cutEnergy) override
 
G4double ComputeCrossSectionPerAtom (const G4ParticleDefinition *, G4double ekin, G4double zet, G4double, G4double cutEnergy, G4double maxEnergy=DBL_MAX) override
 
void SampleSecondaries (std::vector< G4DynamicParticle * > *, const G4MaterialCutsCouple *, const G4DynamicParticle *, G4double cutEnergy, G4double maxEnergy) override
 
void SetupForMaterial (const G4ParticleDefinition *, const G4Material *, G4double) override
 
G4double MinPrimaryEnergy (const G4Material *, const G4ParticleDefinition *, G4double cutEnergy) override
 
- Public Member Functions inherited from G4VEmModel
 G4VEmModel (const G4String &nam)
 
virtual ~G4VEmModel ()
 
virtual void Initialise (const G4ParticleDefinition *, const G4DataVector &)=0
 
virtual void SampleSecondaries (std::vector< G4DynamicParticle * > *, const G4MaterialCutsCouple *, const G4DynamicParticle *, G4double tmin=0.0, G4double tmax=DBL_MAX)=0
 
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 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 ComputeCrossSectionPerAtom (const G4ParticleDefinition *, G4double kinEnergy, G4double Z, G4double A=0., G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
 
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 *, const G4double &length, G4double &eloss)
 
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 *)
 
virtual void FillNumberOfSecondaries (G4int &numberOfTriplets, G4int &numberOfRecoil)
 
virtual void ModelDescription (std::ostream &outFile) const
 
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)
 
const G4Element * SelectRandomAtom (const G4MaterialCutsCouple *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
 
const G4Element * SelectTargetAtom (const G4MaterialCutsCouple *, const G4ParticleDefinition *, G4double kineticEnergy, G4double logKineticEnergy, 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)
 
const G4Element * GetCurrentElement (const G4Material *mat=nullptr) const
 
G4int SelectRandomAtomNumber (const G4Material *) const
 
const G4Isotope * GetCurrentIsotope (const G4Element *elm=nullptr) const
 
G4int SelectIsotopeNumber (const G4Element *) const
 
void SetParticleChange (G4VParticleChange *, G4VEmFluctuationModel *f=nullptr)
 
void SetCrossSectionTable (G4PhysicsTable *, G4bool isLocal)
 
G4ElementData * GetElementData ()
 
G4PhysicsTable * GetCrossSectionTable ()
 
G4VEmFluctuationModel * GetModelOfFluctuations ()
 
G4VEmAngularDistribution * GetAngularDistribution ()
 
G4VEmModel * GetTripletModel ()
 
void SetTripletModel (G4VEmModel *)
 
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) const
 
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
 
void SetUseBaseMaterials (G4bool val)
 
G4bool UseBaseMaterials () const
 
G4double MaxSecondaryKinEnergy (const G4DynamicParticle *dynParticle)
 
const G4String & GetName () const
 
void SetCurrentCouple (const G4MaterialCutsCouple *)
 
G4bool IsLocked () const
 
void SetLocked (G4bool)
 
G4VEmModel & operator= (const G4VEmModel &right)=delete
 
 G4VEmModel (const G4VEmModel &)=delete
 

Protected Member Functions

G4double ComputeDXSectionPerAtom (G4double gammaEnergy) override
 
- Protected Member Functions inherited from G4eBremsstrahlungRelModel
virtual G4double ComputeDXSectionPerAtom (G4double gammaEnergy)
 
void SetParticle (const G4ParticleDefinition *p)
 
- 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 *)
 

Additional Inherited Members

- Protected Attributes inherited from G4eBremsstrahlungRelModel
G4bool fIsElectron = true
 
G4bool fIsScatOffElectron = false
 
G4bool fIsLPMActive = false
 
G4int fCurrentIZ = 0
 
const G4ParticleDefinition * fPrimaryParticle = nullptr
 
G4ParticleDefinition * fGammaParticle = nullptr
 
G4ParticleChangeForLoss * fParticleChange = nullptr
 
G4double fPrimaryParticleMass = 0.
 
G4double fPrimaryKinEnergy = 0.
 
G4double fPrimaryTotalEnergy = 0.
 
G4double fDensityFactor = 0.
 
G4double fDensityCorr = 0.
 
G4double fLowestKinEnergy
 
G4double fNucTerm = 0.
 
G4double fSumTerm = 0.
 
- Protected Attributes inherited from G4VEmModel
G4ElementData * fElementData = nullptr
 
G4VParticleChange * pParticleChange = nullptr
 
G4PhysicsTable * xSectionTable = nullptr
 
const G4Material * pBaseMaterial = nullptr
 
const std::vector< G4double > * theDensityFactor = nullptr
 
const std::vector< G4int > * theDensityIdx = nullptr
 
G4double inveplus
 
G4double pFactor = 1.0
 
size_t currentCoupleIndex = 0
 
size_t basedCoupleIndex = 0
 
G4bool lossFlucFlag = true
 
- Static Protected Attributes inherited from G4eBremsstrahlungRelModel
static const G4double gBremFactor
 
static const G4double gMigdalConstant
 

Detailed Description

Definition at line 68 of file G4SeltzerBergerModel.hh.

Constructor & Destructor Documentation

◆ G4SeltzerBergerModel() [1/2]

G4SeltzerBergerModel::G4SeltzerBergerModel ( const G4ParticleDefinition *  p = nullptr,
const G4String &  nam = "eBremSB" 
)
explicit

Definition at line 90 of file G4SeltzerBergerModel.cc.

92: G4eBremsstrahlungRelModel(p,nam), fIsUseBicubicInterpolation(false),
93 fIsUseSamplingTables(true), fNumWarnings(0), fIndx(0), fIndy(0)
94{
95 fLowestKinEnergy = 1.0*keV;
96 SetLowEnergyLimit(fLowestKinEnergy);
97 SetLPMFlag(false);
98 SetAngularDistribution(new G4ModifiedTsai());
99}
G4VEmModel::SetLPMFlag
void SetLPMFlag(G4bool val)
Definition: G4VEmModel.hh:795
G4VEmModel::SetLowEnergyLimit
void SetLowEnergyLimit(G4double)
Definition: G4VEmModel.hh:753
G4VEmModel::SetAngularDistribution
void SetAngularDistribution(G4VEmAngularDistribution *)
Definition: G4VEmModel.hh:607

◆ ~G4SeltzerBergerModel()

G4SeltzerBergerModel::~G4SeltzerBergerModel ( )
override

Definition at line 101 of file G4SeltzerBergerModel.cc.

102{
103 // delete SB-DCS data per Z
104 if (IsMaster()) {
105 for (std::size_t iz = 0; iz < gMaxZet; ++iz) {
106 if (gSBDCSData[iz]) {
107 delete gSBDCSData[iz];
108 gSBDCSData[iz] = nullptr;
109 }
110 }
111 if (gSBSamplingTable) {
112 delete gSBSamplingTable;
113 gSBSamplingTable = nullptr;
114 }
115 }
116}
G4VEmModel::IsMaster
G4bool IsMaster() const
Definition: G4VEmModel.hh:725

◆ G4SeltzerBergerModel() [2/2]

G4SeltzerBergerModel::G4SeltzerBergerModel ( const G4SeltzerBergerModel &  )
delete

Member Function Documentation

◆ ComputeDXSectionPerAtom()

G4double G4SeltzerBergerModel::ComputeDXSectionPerAtom ( G4double  gammaEnergy)
overrideprotectedvirtual

Reimplemented from G4eBremsstrahlungRelModel.

Definition at line 216 of file G4SeltzerBergerModel.cc.

217{
218 G4double dxsec = 0.0;
219 if (gammaEnergy < 0.0 || fPrimaryKinEnergy <= 0.0) {
220 return dxsec;
221 }
222 // reduced photon energy
223 const G4double x = gammaEnergy/fPrimaryKinEnergy;
224 // l-kinetic energy of the e-/e+
225 const G4double y = G4Log(fPrimaryKinEnergy/CLHEP::MeV);
226 // make sure that the Z-related SB-DCS are loaded
227 // NOTE: fCurrentIZ should have been set before.
228 fCurrentIZ = std::max(std::min(fCurrentIZ, gMaxZet-1), 1);
229 if (nullptr == gSBDCSData[fCurrentIZ]) {
230 ReadData(fCurrentIZ);
231 }
232 // NOTE: SetupForMaterial should have been called before!
233 const G4double pt2 = fPrimaryKinEnergy*(fPrimaryKinEnergy+2.*kMC2);
234 const G4double invb2 = fPrimaryTotalEnergy*fPrimaryTotalEnergy/pt2;
235 G4double val = gSBDCSData[fCurrentIZ]->Value(x,y,fIndx,fIndy);
236 dxsec = val*invb2*CLHEP::millibarn/gBremFactor;
237 // e+ correction
238 if (!fIsElectron) {
239 const G4double invbeta1 = std::sqrt(invb2);
240 const G4double e2 = fPrimaryKinEnergy-gammaEnergy;
241 if (e2 > 0.0) {
242 const G4double invbeta2 = (e2+kMC2)/std::sqrt(e2*(e2+2.0*kMC2));
243 const G4double dum0 = kAlpha*fCurrentIZ*(invbeta1-invbeta2);
244 if (dum0 < gExpNumLimit) {
245 dxsec = 0.0;
246 } else {
247 dxsec *= G4Exp(dum0);
248 }
249 } else {
250 dxsec = 0.0;
251 }
252 }
253 return dxsec;
254}
G4Exp
G4double G4Exp(G4double initial_x)
Exponential Function double precision.
Definition: G4Exp.hh:180
G4Log
G4double G4Log(G4double x)
Definition: G4Log.hh:227
G4double
double G4double
Definition: G4Types.hh:83
G4Physics2DVector::Value
G4double Value(G4double x, G4double y, std::size_t &lastidx, std::size_t &lastidy) const
Definition: G4Physics2DVector.cc:146

◆ Initialise()

void G4SeltzerBergerModel::Initialise ( const G4ParticleDefinition *  p,
const G4DataVector &  cuts 
)
overridevirtual

Reimplemented from G4eBremsstrahlungRelModel.

Definition at line 118 of file G4SeltzerBergerModel.cc.

120{
121 if (p) {
122 SetParticle(p);
123 }
124 fIsUseSamplingTables = G4EmParameters::Instance()->EnableSamplingTable();
125 // Access to elements
126 if (IsMaster()) {
127
128 auto theCoupleTable = G4ProductionCutsTable::GetProductionCutsTable();
129 G4int numOfCouples = (G4int)theCoupleTable->GetTableSize();
130 for(G4int j=0; j<numOfCouples; ++j) {
131 auto mat = theCoupleTable->GetMaterialCutsCouple(j)->GetMaterial();
132 auto elmVec = mat->GetElementVector();
133 for (auto & elm : *elmVec) {
134 G4int Z = std::max(1,std::min(elm->GetZasInt(), gMaxZet-1));
135 // load SB-DCS data for this atomic number if it has not been loaded yet
136 if (gSBDCSData[Z] == nullptr) ReadData(Z);
137 }
138 }
139 // elem.selectr. only for master: base class init-local will set for workers
140 if (LowEnergyLimit() < HighEnergyLimit()) {
141 InitialiseElementSelectors(p,cuts);
142 }
143 // init sampling tables if it was requested
144 if (fIsUseSamplingTables) {
145 if (!gSBSamplingTable) {
146 gSBSamplingTable = new G4SBBremTable();
147 }
148 gSBSamplingTable->Initialize(std::max(fLowestKinEnergy,LowEnergyLimit()),
149 HighEnergyLimit());
150 }
151 }
152 //
153 if (!fParticleChange) { fParticleChange = GetParticleChangeForLoss(); }
154 if (GetTripletModel()) {
155 GetTripletModel()->Initialise(p, cuts);
156 fIsScatOffElectron = true;
157 }
158}
G4int
int G4int
Definition: G4Types.hh:85
Z
const G4int Z[17]
Definition: G4WaterStopping.cc:51
G4EmParameters::Instance
static G4EmParameters * Instance()
Definition: G4EmParameters.cc:70
G4EmParameters::EnableSamplingTable
G4bool EnableSamplingTable() const
Definition: G4EmParameters.cc:501
G4ProductionCutsTable::GetProductionCutsTable
static G4ProductionCutsTable * GetProductionCutsTable()
Definition: G4ProductionCutsTable.cc:58
G4SBBremTable::Initialize
void Initialize(const G4double lowe, const G4double highe)
Definition: G4SBBremTable.cc:73
G4VEmModel::LowEnergyLimit
G4double LowEnergyLimit() const
Definition: G4VEmModel.hh:641
G4VEmModel::GetTripletModel
G4VEmModel * GetTripletModel()
Definition: G4VEmModel.hh:617
G4VEmModel::HighEnergyLimit
G4double HighEnergyLimit() const
Definition: G4VEmModel.hh:634
G4VEmModel::InitialiseElementSelectors
void InitialiseElementSelectors(const G4ParticleDefinition *, const G4DataVector &)
Definition: G4VEmModel.cc:139
G4VEmModel::Initialise
virtual void Initialise(const G4ParticleDefinition *, const G4DataVector &)=0
G4VEmModel::GetParticleChangeForLoss
G4ParticleChangeForLoss * GetParticleChangeForLoss()
Definition: G4VEmModel.cc:109
G4eBremsstrahlungRelModel::SetParticle
void SetParticle(const G4ParticleDefinition *p)
Definition: G4eBremsstrahlungRelModel.cc:189
G4eBremsstrahlungRelModel::fParticleChange
G4ParticleChangeForLoss * fParticleChange
Definition: G4eBremsstrahlungRelModel.hh:156

Referenced by G4PolarizedBremsstrahlungModel::Initialise().

◆ operator=()

G4SeltzerBergerModel & G4SeltzerBergerModel::operator= ( const G4SeltzerBergerModel &  right)
delete

◆ SampleSecondaries()

void G4SeltzerBergerModel::SampleSecondaries ( std::vector< G4DynamicParticle * > *  vdp,
const G4MaterialCutsCouple *  couple,
const G4DynamicParticle *  dp,
G4double  cutEnergy,
G4double  maxEnergy 
)
overridevirtual

Reimplemented from G4eBremsstrahlungRelModel.

Definition at line 257 of file G4SeltzerBergerModel.cc.

262{
263 const G4double kinEnergy = dp->GetKineticEnergy();
264 const G4double logKinEnergy = dp->GetLogKineticEnergy();
265 const G4double tmin = std::min(cutEnergy, kinEnergy);
266 const G4double tmax = std::min(maxEnergy, kinEnergy);
267 if (tmin >= tmax) {
268 return;
269 }
270 // set local variables and select target element
271 SetupForMaterial(fPrimaryParticle, couple->GetMaterial(), kinEnergy);
272 const G4Element* elm = SelectTargetAtom(couple, fPrimaryParticle, kinEnergy,
273 logKinEnergy, tmin, tmax);
274 fCurrentIZ = std::max(std::min(elm->GetZasInt(),gMaxZet-1), 1);
275 //
276 const G4double totMomentum = std::sqrt(kinEnergy*(fPrimaryTotalEnergy+kMC2));
277 /*
278 G4cout << "G4SeltzerBergerModel::SampleSecondaries E(MeV)= "
279 << kinEnergy/MeV
280 << " Z= " << fCurrentIZ << " cut(MeV)= " << tmin/MeV
281 << " emax(MeV)= " << tmax/MeV << " corr= " << fDensityCorr << G4endl;
282 */
283 // sample emitted photon energy either by rejection or from samplign tables
284 const G4double gammaEnergy = !fIsUseSamplingTables
285 ? SampleEnergyTransfer(kinEnergy, logKinEnergy, tmin, tmax)
286 : gSBSamplingTable->SampleEnergyTransfer(kinEnergy, logKinEnergy, tmin,
287 fDensityCorr, fCurrentIZ, couple->GetIndex(), fIsElectron);
288 // should never happen under normal conditions but protect it
289 if (gammaEnergy <= 0.) {
290 return;
291 }
292 //
293 // angles of the emitted gamma. ( Z - axis along the parent particle) use
294 // general interface
295 G4ThreeVector gamDir = GetAngularDistribution()->SampleDirection(dp,
296 fPrimaryTotalEnergy-gammaEnergy, fCurrentIZ, couple->GetMaterial());
297 // create G4DynamicParticle object for the emitted Gamma
298 auto gamma = new G4DynamicParticle(fGammaParticle, gamDir, gammaEnergy);
299 vdp->push_back(gamma);
300 //
301 // compute post-interaction kinematics of the primary e-/e+
302 G4ThreeVector dir =
303 (totMomentum*dp->GetMomentumDirection()-gammaEnergy*gamDir).unit();
304 const G4double finalE = kinEnergy - gammaEnergy;
305 /*
306 G4cout << "### G4SBModel: v= "
307 << " Eg(MeV)= " << gammaEnergy
308 << " Ee(MeV)= " << kineticEnergy
309 << " DirE " << direction << " DirG " << gammaDirection
310 << G4endl;
311 */
312 // if secondary gamma energy is higher than threshold(very high by default)
313 // then stop tracking the primary particle and create new secondary e-/e+
314 // instead of the primary
315 if (gammaEnergy > SecondaryThreshold()) {
316 fParticleChange->ProposeTrackStatus(fStopAndKill);
317 fParticleChange->SetProposedKineticEnergy(0.0);
318 auto el = new G4DynamicParticle(
319 const_cast<G4ParticleDefinition*>(fPrimaryParticle), dir, finalE);
320 vdp->push_back(el);
321 } else { // continue tracking the primary e-/e+ otherwise
322 fParticleChange->SetProposedMomentumDirection(dir);
323 fParticleChange->SetProposedKineticEnergy(finalE);
324 }
325}
fStopAndKill
@ fStopAndKill
Definition: G4TrackStatus.hh:46
G4DynamicParticle::GetMomentumDirection
const G4ThreeVector & GetMomentumDirection() const
G4DynamicParticle::GetLogKineticEnergy
G4double GetLogKineticEnergy() const
G4DynamicParticle::GetKineticEnergy
G4double GetKineticEnergy() const
G4Element::GetZasInt
G4int GetZasInt() const
Definition: G4Element.hh:132
G4MaterialCutsCouple::GetMaterial
const G4Material * GetMaterial() const
Definition: G4MaterialCutsCouple.hh:166
G4ParticleChangeForLoss::SetProposedKineticEnergy
void SetProposedKineticEnergy(G4double proposedKinEnergy)
Definition: G4ParticleChangeForLoss.hh:108
G4ParticleChangeForLoss::SetProposedMomentumDirection
void SetProposedMomentumDirection(const G4ThreeVector &dir)
Definition: G4ParticleChangeForLoss.hh:139
G4SeltzerBergerModel::SetupForMaterial
void SetupForMaterial(const G4ParticleDefinition *, const G4Material *, G4double) override
Definition: G4SeltzerBergerModel.cc:406
G4VEmAngularDistribution::SampleDirection
virtual G4ThreeVector & SampleDirection(const G4DynamicParticle *dp, G4double finalTotalEnergy, G4int Z, const G4Material *)=0
G4VEmModel::GetAngularDistribution
G4VEmAngularDistribution * GetAngularDistribution()
Definition: G4VEmModel.hh:600
G4VEmModel::SelectTargetAtom
const G4Element * SelectTargetAtom(const G4MaterialCutsCouple *, const G4ParticleDefinition *, G4double kineticEnergy, G4double logKineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
Definition: G4VEmModel.hh:577
G4VEmModel::SecondaryThreshold
G4double SecondaryThreshold() const
Definition: G4VEmModel.hh:669
G4VParticleChange::ProposeTrackStatus
void ProposeTrackStatus(G4TrackStatus status)
G4eBremsstrahlungRelModel::fPrimaryParticle
const G4ParticleDefinition * fPrimaryParticle
Definition: G4eBremsstrahlungRelModel.hh:154
G4eBremsstrahlungRelModel::fGammaParticle
G4ParticleDefinition * fGammaParticle
Definition: G4eBremsstrahlungRelModel.hh:155

Referenced by G4PolarizedBremsstrahlungModel::SampleSecondaries().

◆ SetBicubicInterpolationFlag()

void G4SeltzerBergerModel::SetBicubicInterpolationFlag ( G4bool  val)
inline

Definition at line 89 of file G4SeltzerBergerModel.hh.

90 { fIsUseBicubicInterpolation = val; };

◆ SetupForMaterial()

void G4SeltzerBergerModel::SetupForMaterial ( const G4ParticleDefinition *  ,
const G4Material *  mat,
G4double  kineticEnergy 
)
overridevirtual

Reimplemented from G4eBremsstrahlungRelModel.

Definition at line 406 of file G4SeltzerBergerModel.cc.

409{
410 fDensityFactor = gMigdalConstant*mat->GetElectronDensity();
411 // calculate threshold for density effect: gamma*k_p = sqrt(fDensityCorr)
412 fPrimaryKinEnergy = kineticEnergy;
413 fPrimaryTotalEnergy = kineticEnergy+CLHEP::electron_mass_c2;
414 fDensityCorr = fDensityFactor*fPrimaryTotalEnergy*fPrimaryTotalEnergy;
415 fIsLPMActive = LPMFlag();
416}
G4Material::GetElectronDensity
G4double GetElectronDensity() const
Definition: G4Material.hh:212
G4VEmModel::LPMFlag
G4bool LPMFlag() const
Definition: G4VEmModel.hh:676

Referenced by SampleSecondaries().

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