Geant4 9.6.0
Toolkit for the simulation of the passage of particles through matter
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Public Member Functions | Protected Attributes | List of all members
G4DNADingfelderChargeDecreaseModel Class Reference

#include <G4DNADingfelderChargeDecreaseModel.hh>

+ Inheritance diagram for G4DNADingfelderChargeDecreaseModel:

Public Member Functions

 G4DNADingfelderChargeDecreaseModel (const G4ParticleDefinition *p=0, const G4String &nam="DNADingfelderChargeDecreaseModel")
 
virtual ~G4DNADingfelderChargeDecreaseModel ()
 
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)
 
- 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 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 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 *)
 
virtual void SetupForMaterial (const G4ParticleDefinition *, const G4Material *, G4double kineticEnergy)
 
virtual void DefineForRegion (const G4Region *)
 
void InitialiseElementSelectors (const G4ParticleDefinition *, const G4DataVector &)
 
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)
 
void SetParticleChange (G4VParticleChange *, G4VEmFluctuationModel *f=0)
 
void SetCrossSectionTable (G4PhysicsTable *)
 
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
 
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 ForceBuildTable (G4bool val)
 
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
G4VParticleChange * pParticleChange
 
G4PhysicsTable * xSectionTable
 
const std::vector< G4double > * theDensityFactor
 
const std::vector< G4int > * theDensityIdx
 

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 40 of file G4DNADingfelderChargeDecreaseModel.hh.

Constructor & Destructor Documentation

◆ G4DNADingfelderChargeDecreaseModel()

G4DNADingfelderChargeDecreaseModel::G4DNADingfelderChargeDecreaseModel ( const G4ParticleDefinition *  p = 0,
const G4String &  nam = "DNADingfelderChargeDecreaseModel" 
)

Definition at line 40 of file G4DNADingfelderChargeDecreaseModel.cc.

42 :G4VEmModel(nam),isInitialised(false)
43{
44 // nistwater = G4NistManager::Instance()->FindOrBuildMaterial("G4_WATER");
45 fpMolWaterDensity = 0;
46 numberOfPartialCrossSections[0] = 0;
47 numberOfPartialCrossSections[1] = 0;
48 numberOfPartialCrossSections[2] = 0;
49
50 verboseLevel= 0;
51 // Verbosity scale:
52 // 0 = nothing
53 // 1 = warning for energy non-conservation
54 // 2 = details of energy budget
55 // 3 = calculation of cross sections, file openings, sampling of atoms
56 // 4 = entering in methods
57
58 if( verboseLevel>0 )
59 {
60 G4cout << "Dingfelder charge decrease model is constructed " << G4endl;
61 }
62 fParticleChangeForGamma = 0;
63}
G4endl
#define G4endl
Definition: G4ios.hh:52
G4cout
G4DLLIMPORT std::ostream G4cout

◆ ~G4DNADingfelderChargeDecreaseModel()

G4DNADingfelderChargeDecreaseModel::~G4DNADingfelderChargeDecreaseModel ( )
virtual

Definition at line 67 of file G4DNADingfelderChargeDecreaseModel.cc.

68{}

Member Function Documentation

◆ CrossSectionPerVolume()

G4double G4DNADingfelderChargeDecreaseModel::CrossSectionPerVolume ( const G4Material *  material,
const G4ParticleDefinition *  p,
G4double  ekin,
G4double  emin,
G4double  emax 
)
virtual

Reimplemented from G4VEmModel.

Definition at line 201 of file G4DNADingfelderChargeDecreaseModel.cc.

206{
207 if (verboseLevel > 3)
208 G4cout << "Calling CrossSectionPerVolume() of G4DNADingfelderChargeDecreaseModel" << G4endl;
209
210 // Calculate total cross section for model
211
212 G4DNAGenericIonsManager *instance;
213 instance = G4DNAGenericIonsManager::Instance();
214
215 if (
216 particleDefinition != G4Proton::ProtonDefinition()
217 &&
218 particleDefinition != instance->GetIon("alpha++")
219 &&
220 particleDefinition != instance->GetIon("alpha+")
221 )
222
223 return 0;
224
225 G4double lowLim = 0;
226 G4double highLim = 0;
227 G4double crossSection = 0.;
228
229 G4double waterDensity = (*fpMolWaterDensity)[material->GetIndex()];
230
231 if(waterDensity!= 0.0)
232 // if (material == nistwater || material->GetBaseMaterial() == nistwater)
233 {
234 const G4String& particleName = particleDefinition->GetParticleName();
235
236 std::map< G4String,G4double,std::less<G4String> >::iterator pos1;
237 pos1 = lowEnergyLimit.find(particleName);
238
239 if (pos1 != lowEnergyLimit.end())
240 {
241 lowLim = pos1->second;
242 }
243
244 std::map< G4String,G4double,std::less<G4String> >::iterator pos2;
245 pos2 = highEnergyLimit.find(particleName);
246
247 if (pos2 != highEnergyLimit.end())
248 {
249 highLim = pos2->second;
250 }
251
252 if (k >= lowLim && k < highLim)
253 {
254 crossSection = Sum(k,particleDefinition);
255 }
256
257 if (verboseLevel > 2)
258 {
259 G4cout << "_______________________________________" << G4endl;
260 G4cout << "°°° G4DNADingfelderChargeDecreaeModel" << G4endl;
261 G4cout << "---> Kinetic energy(eV)=" << k/eV << "particle :" << particleName << G4endl;
262 G4cout << " - Cross section per water molecule (cm^2)=" << crossSection/cm/cm << G4endl;
263 G4cout << " - Cross section per water molecule (cm^-1)=" << crossSection*
264 waterDensity/(1./cm) << G4endl;
265// material->GetAtomicNumDensityVector()[1]/(1./cm) << G4endl;
266 }
267 }
268
269 return crossSection*waterDensity;
270// return crossSection*material->GetAtomicNumDensityVector()[1];
271
272}
G4double
double G4double
Definition: G4Types.hh:64
G4DNAGenericIonsManager::Instance
static G4DNAGenericIonsManager * Instance(void)
Definition: G4DNAGenericIonsManager.cc:36
G4DNAGenericIonsManager::GetIon
G4ParticleDefinition * GetIon(const G4String &name)
Definition: G4DNAGenericIonsManager.cc:46
G4Material::GetIndex
size_t GetIndex() const
Definition: G4Material.hh:261
G4Proton::ProtonDefinition
static G4Proton * ProtonDefinition()
Definition: G4Proton.cc:88

◆ Initialise()

void G4DNADingfelderChargeDecreaseModel::Initialise ( const G4ParticleDefinition *  particle,
const G4DataVector &   
)
virtual

Implements G4VEmModel.

Definition at line 72 of file G4DNADingfelderChargeDecreaseModel.cc.

74{
75
76 if (verboseLevel > 3)
77 G4cout << "Calling G4DNADingfelderChargeDecreaseModel::Initialise()" << G4endl;
78
79 // Energy limits
80
81 G4DNAGenericIonsManager *instance;
82 instance = G4DNAGenericIonsManager::Instance();
83 G4ParticleDefinition* protonDef = G4Proton::ProtonDefinition();
84 G4ParticleDefinition* alphaPlusPlusDef = instance->GetIon("alpha++");
85 G4ParticleDefinition* alphaPlusDef = instance->GetIon("alpha+");
86
87 G4String proton;
88 G4String alphaPlusPlus;
89 G4String alphaPlus;
90
91 // LIMITS
92
93 proton = protonDef->GetParticleName();
94 lowEnergyLimit[proton] = 100. * eV;
95 highEnergyLimit[proton] = 100. * MeV;
96
97 alphaPlusPlus = alphaPlusPlusDef->GetParticleName();
98 lowEnergyLimit[alphaPlusPlus] = 1. * keV;
99 highEnergyLimit[alphaPlusPlus] = 400. * MeV;
100
101 alphaPlus = alphaPlusDef->GetParticleName();
102 lowEnergyLimit[alphaPlus] = 1. * keV;
103 highEnergyLimit[alphaPlus] = 400. * MeV;
104
105 //
106
107 if (particle==protonDef)
108 {
109 SetLowEnergyLimit(lowEnergyLimit[proton]);
110 SetHighEnergyLimit(highEnergyLimit[proton]);
111 }
112
113 if (particle==alphaPlusPlusDef)
114 {
115 SetLowEnergyLimit(lowEnergyLimit[alphaPlusPlus]);
116 SetHighEnergyLimit(highEnergyLimit[alphaPlusPlus]);
117 }
118
119 if (particle==alphaPlusDef)
120 {
121 SetLowEnergyLimit(lowEnergyLimit[alphaPlus]);
122 SetHighEnergyLimit(highEnergyLimit[alphaPlus]);
123 }
124
125 // Final state
126
127 //PROTON
128 f0[0][0]=1.;
129 a0[0][0]=-0.180;
130 a1[0][0]=-3.600;
131 b0[0][0]=-18.22;
132 b1[0][0]=-1.997;
133 c0[0][0]=0.215;
134 d0[0][0]=3.550;
135 x0[0][0]=3.450;
136 x1[0][0]=5.251;
137
138 numberOfPartialCrossSections[0] = 1;
139
140 //ALPHA++
141 f0[0][1]=1.; a0[0][1]=0.95;
142 a1[0][1]=-2.75;
143 b0[0][1]=-23.00;
144 c0[0][1]=0.215;
145 d0[0][1]=2.95;
146 x0[0][1]=3.50;
147
148 f0[1][1]=1.;
149 a0[1][1]=0.95;
150 a1[1][1]=-2.75;
151 b0[1][1]=-23.73;
152 c0[1][1]=0.250;
153 d0[1][1]=3.55;
154 x0[1][1]=3.72;
155
156 x1[0][1]=-1.;
157 b1[0][1]=-1.;
158
159 x1[1][1]=-1.;
160 b1[1][1]=-1.;
161
162 numberOfPartialCrossSections[1] = 2;
163
164 // ALPHA+
165 f0[0][2]=1.;
166 a0[0][2]=0.65;
167 a1[0][2]=-2.75;
168 b0[0][2]=-21.81;
169 c0[0][2]=0.232;
170 d0[0][2]=2.95;
171 x0[0][2]=3.53;
172
173 x1[0][2]=-1.;
174 b1[0][2]=-1.;
175
176 numberOfPartialCrossSections[2] = 1;
177
178 //
179
180 if( verboseLevel>0 )
181 {
182 G4cout << "Dingfelder charge decrease model is initialized " << G4endl
183 << "Energy range: "
184 << LowEnergyLimit() / keV << " keV - "
185 << HighEnergyLimit() / MeV << " MeV for "
186 << particle->GetParticleName()
187 << G4endl;
188 }
189
190 // Initialize water density pointer
191 fpMolWaterDensity = G4DNAMolecularMaterial::Instance()->GetNumMolPerVolTableFor(G4Material::GetMaterial("G4_WATER"));
192
193 if (isInitialised) { return; }
194 fParticleChangeForGamma = GetParticleChangeForGamma();
195 isInitialised = true;
196
197}
G4DNAMolecularMaterial::Instance
static G4DNAMolecularMaterial * Instance()
Definition: G4DNAMolecularMaterial.cc:64
G4DNAMolecularMaterial::GetNumMolPerVolTableFor
const std::vector< double > * GetNumMolPerVolTableFor(const G4Material *) const
Definition: G4DNAMolecularMaterial.cc:367
G4Material::GetMaterial
static G4Material * GetMaterial(const G4String &name, G4bool warning=true)
Definition: G4Material.cc:576
G4ParticleDefinition::GetParticleName
const G4String & GetParticleName() const
Definition: G4ParticleDefinition.hh:115
G4VEmModel::SetHighEnergyLimit
void SetHighEnergyLimit(G4double)
Definition: G4VEmModel.hh:585
G4VEmModel::GetParticleChangeForGamma
G4ParticleChangeForGamma * GetParticleChangeForGamma()
Definition: G4VEmModel.cc:109
G4VEmModel::LowEnergyLimit
G4double LowEnergyLimit() const
Definition: G4VEmModel.hh:529
G4VEmModel::HighEnergyLimit
G4double HighEnergyLimit() const
Definition: G4VEmModel.hh:522
G4VEmModel::SetLowEnergyLimit
void SetLowEnergyLimit(G4double)
Definition: G4VEmModel.hh:592

◆ SampleSecondaries()

void G4DNADingfelderChargeDecreaseModel::SampleSecondaries ( std::vector< G4DynamicParticle * > *  fvect,
const G4MaterialCutsCouple *  ,
const G4DynamicParticle *  aDynamicParticle,
G4double  tmin,
G4double  maxEnergy 
)
virtual

Implements G4VEmModel.

Definition at line 276 of file G4DNADingfelderChargeDecreaseModel.cc.

281{
282 if (verboseLevel > 3)
283 G4cout << "Calling SampleSecondaries() of G4DNADingfelderChargeDecreaseModel" << G4endl;
284
285 G4double inK = aDynamicParticle->GetKineticEnergy();
286
287 G4ParticleDefinition* definition = aDynamicParticle->GetDefinition();
288
289 G4double particleMass = definition->GetPDGMass();
290
291 G4int finalStateIndex = RandomSelect(inK,definition);
292
293 G4int n = NumberOfFinalStates(definition, finalStateIndex);
294 G4double waterBindingEnergy = WaterBindingEnergyConstant(definition, finalStateIndex);
295 G4double outgoingParticleBindingEnergy = OutgoingParticleBindingEnergyConstant(definition, finalStateIndex);
296
297 G4double outK = 0.;
298 if (definition==G4Proton::Proton())
299 outK = inK - n*(inK*electron_mass_c2/proton_mass_c2) - waterBindingEnergy + outgoingParticleBindingEnergy;
300 else
301 outK = inK - n*(inK*electron_mass_c2/particleMass) - waterBindingEnergy + outgoingParticleBindingEnergy;
302
303 if (outK<0)
304 {
305 G4Exception("G4DNADingfelderChargeDecreaseModel::SampleSecondaries","em0004",
306 FatalException,"Final kinetic energy is negative.");
307 }
308
309 fParticleChangeForGamma->ProposeTrackStatus(fStopAndKill);
310 fParticleChangeForGamma->ProposeLocalEnergyDeposit(waterBindingEnergy);
311
312 G4DynamicParticle* dp = new G4DynamicParticle (OutgoingParticleDefinition(definition, finalStateIndex),
313 aDynamicParticle->GetMomentumDirection(),
314 outK) ;
315 fvect->push_back(dp);
316
317}
FatalException
@ FatalException
Definition: G4ExceptionSeverity.hh:60
fStopAndKill
@ fStopAndKill
Definition: G4TrackStatus.hh:56
G4int
int G4int
Definition: G4Types.hh:66
G4DynamicParticle::GetMomentumDirection
const G4ThreeVector & GetMomentumDirection() const
G4DynamicParticle::GetDefinition
G4ParticleDefinition * GetDefinition() const
G4DynamicParticle::GetKineticEnergy
G4double GetKineticEnergy() const
G4Proton::Proton
static G4Proton * Proton()
Definition: G4Proton.cc:93
G4VParticleChange::ProposeTrackStatus
void ProposeTrackStatus(G4TrackStatus status)
G4VParticleChange::ProposeLocalEnergyDeposit
void ProposeLocalEnergyDeposit(G4double anEnergyPart)
G4Exception
void G4Exception(const char *originOfException, const char *exceptionCode, G4ExceptionSeverity severity, const char *comments)
Definition: G4Exception.cc:41

Member Data Documentation

◆ fParticleChangeForGamma

G4ParticleChangeForGamma* G4DNADingfelderChargeDecreaseModel::fParticleChangeForGamma
protected

Definition at line 66 of file G4DNADingfelderChargeDecreaseModel.hh.

Referenced by G4DNADingfelderChargeDecreaseModel(), Initialise(), and SampleSecondaries().

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