47 fpMolWaterDensity = 0;
50 kineticEnergyCorrection[0]=0.;
51 kineticEnergyCorrection[1]=0.;
52 kineticEnergyCorrection[2]=0.;
53 kineticEnergyCorrection[3]=0.;
65 G4cout <<
"Miller & Green excitation model is constructed " <<
G4endl;
86 G4cout <<
"Calling G4DNAMillerGreenExcitationModel::Initialise()" <<
G4endl;
110 kineticEnergyCorrection[0] = 1.;
111 slaterEffectiveCharge[0][0] = 0.;
112 slaterEffectiveCharge[1][0] = 0.;
113 slaterEffectiveCharge[2][0] = 0.;
114 sCoefficient[0][0] = 0.;
115 sCoefficient[1][0] = 0.;
116 sCoefficient[2][0] = 0.;
119 lowEnergyLimit[hydrogen] = 10. *
eV;
120 highEnergyLimit[hydrogen] = 500. *
keV;
122 kineticEnergyCorrection[0] = 1.;
123 slaterEffectiveCharge[0][0] = 0.;
124 slaterEffectiveCharge[1][0] = 0.;
125 slaterEffectiveCharge[2][0] = 0.;
126 sCoefficient[0][0] = 0.;
127 sCoefficient[1][0] = 0.;
128 sCoefficient[2][0] = 0.;
131 lowEnergyLimit[alphaPlusPlus] = 1. *
keV;
132 highEnergyLimit[alphaPlusPlus] = 400. *
MeV;
134 kineticEnergyCorrection[1] = 0.9382723/3.727417;
135 slaterEffectiveCharge[0][1]=0.;
136 slaterEffectiveCharge[1][1]=0.;
137 slaterEffectiveCharge[2][1]=0.;
138 sCoefficient[0][1]=0.;
139 sCoefficient[1][1]=0.;
140 sCoefficient[2][1]=0.;
143 lowEnergyLimit[alphaPlus] = 1. *
keV;
144 highEnergyLimit[alphaPlus] = 400. *
MeV;
146 kineticEnergyCorrection[2] = 0.9382723/3.727417;
147 slaterEffectiveCharge[0][2]=2.0;
150 slaterEffectiveCharge[1][2]=2.00;
151 slaterEffectiveCharge[2][2]=2.00;
153 sCoefficient[0][2]=0.7;
154 sCoefficient[1][2]=0.15;
155 sCoefficient[2][2]=0.15;
158 lowEnergyLimit[helium] = 1. *
keV;
159 highEnergyLimit[helium] = 400. *
MeV;
161 kineticEnergyCorrection[3] = 0.9382723/3.727417;
162 slaterEffectiveCharge[0][3]=1.7;
163 slaterEffectiveCharge[1][3]=1.15;
164 slaterEffectiveCharge[2][3]=1.15;
165 sCoefficient[0][3]=0.5;
166 sCoefficient[1][3]=0.25;
167 sCoefficient[2][3]=0.25;
171 if (particle==protonDef)
177 if (particle==hydrogenDef)
183 if (particle==alphaPlusPlusDef)
189 if (particle==alphaPlusDef)
195 if (particle==heliumDef)
208 G4cout <<
"Miller & Green excitation model is initialized " << G4endl
219 if (isInitialised) {
return; }
221 isInitialised =
true;
233 if (verboseLevel > 3)
234 G4cout <<
"Calling CrossSectionPerVolume() of G4DNAMillerGreenExcitationModel" <<
G4endl;
244 particleDefinition != instance->
GetIon(
"hydrogen")
246 particleDefinition != instance->
GetIon(
"alpha++")
248 particleDefinition != instance->
GetIon(
"alpha+")
250 particleDefinition != instance->
GetIon(
"helium")
261 if(waterDensity!= 0.0)
268 std::map< G4String,G4double,std::less<G4String> >::iterator pos1;
269 pos1 = lowEnergyLimit.find(particleName);
271 if (pos1 != lowEnergyLimit.end())
273 lowLim = pos1->second;
276 std::map< G4String,G4double,std::less<G4String> >::iterator pos2;
277 pos2 = highEnergyLimit.find(particleName);
279 if (pos2 != highEnergyLimit.end())
281 highLim = pos2->second;
284 if (k >= lowLim && k < highLim)
286 crossSection = Sum(k,particleDefinition);
339 if (verboseLevel > 2)
341 G4cout <<
"__________________________________" <<
G4endl;
342 G4cout <<
"G4DNAMillerGreenExcitationModel - XS INFO START" <<
G4endl;
344 G4cout <<
"Cross section per water molecule (cm^2)=" << crossSection/
cm/
cm <<
G4endl;
345 G4cout <<
"Cross section per water molecule (cm^-1)=" << crossSection*waterDensity/(1./
cm) << G4endl;
347 G4cout <<
"G4DNAMillerGreenExcitationModel - XS INFO END" <<
G4endl;
352 if (verboseLevel > 2)
354 G4cout <<
"MillerGreenExcitationModel : WARNING Water density is NULL" <<
G4endl;
358 return crossSection*waterDensity;
372 if (verboseLevel > 3)
373 G4cout <<
"Calling SampleSecondaries() of G4DNAMillerGreenExcitationModel" <<
G4endl;
383 G4double excitationEnergy = excitation[level];
387 if (!statCode) newEnergy = particleEnergy0 - excitationEnergy;
389 else newEnergy = particleEnergy0;
413 return PartialCrossSection(kineticEnergy, level, particleDefinition);
439 const G4double omegaj[]={0.85, 0.88, 0.88, 0.78, 0.78};
444 G4int particleTypeIndex = 0;
449 if (particleDefinition == instance->
GetIon(
"hydrogen")) particleTypeIndex=0;
450 if (particleDefinition == instance->
GetIon(
"alpha++")) particleTypeIndex=1;
451 if (particleDefinition == instance->
GetIon(
"alpha+")) particleTypeIndex=2;
452 if (particleDefinition == instance->
GetIon(
"helium")) particleTypeIndex=3;
455 tCorrected = k * kineticEnergyCorrection[particleTypeIndex];
458 if (tCorrected < Eliq[excitationLevel])
return 0;
464 numerator = std::pow(z * aj[excitationLevel], omegaj[excitationLevel]) *
465 std::pow(tCorrected - Eliq[excitationLevel], nu);
469 if (particleDefinition == instance->
GetIon(
"hydrogen"))
470 numerator = std::pow(z * 0.75*aj[excitationLevel], omegaj[excitationLevel]) *
471 std::pow(tCorrected - Eliq[excitationLevel], nu);
475 power = omegaj[excitationLevel] + nu;
478 denominator = std::pow(jj[excitationLevel], power) + std::pow(tCorrected, power);
482 zEff -= ( sCoefficient[0][particleTypeIndex] * S_1s(k, Eliq[excitationLevel], slaterEffectiveCharge[0][particleTypeIndex], 1.) +
483 sCoefficient[1][particleTypeIndex] * S_2s(k, Eliq[excitationLevel], slaterEffectiveCharge[1][particleTypeIndex], 2.) +
484 sCoefficient[2][particleTypeIndex] * S_2p(k, Eliq[excitationLevel], slaterEffectiveCharge[2][particleTypeIndex], 2.) );
486 if (particleDefinition == instance->
GetIon(
"hydrogen")) zEff = 1.;
488 G4double cross = sigma0 * zEff * zEff * numerator / denominator;
500 std::deque<double> values;
505 if ( particle == instance->
GetIon(
"alpha++") ||
507 particle == instance->
GetIon(
"hydrogen") ||
508 particle == instance->
GetIon(
"alpha+") ||
509 particle == instance->
GetIon(
"helium")
515 G4double partial = PartialCrossSection(k,i,particle);
516 values.push_front(partial);
527 if (values[i] > value)
return i;
584 for (
G4int i=0; i<nLevels; i++)
586 totalCrossSection += PartialCrossSection(k,i,particle);
588 return totalCrossSection;
601 G4double r = R(t, energyTransferred, _slaterEffectiveCharge, shellNumber);
602 G4double value = 1. -
G4Exp(-2 * r) * ( ( 2. * r + 2. ) * r + 1. );
618 G4double r = R(t, energyTransferred, _slaterEffectiveCharge, shellNumber);
619 G4double value = 1. -
G4Exp(-2 * r) * (((2. * r * r + 2.) * r + 2.) * r + 1.);
635 G4double r = R(t, energyTransferred, _slaterEffectiveCharge, shellNumber);
636 G4double value = 1. -
G4Exp(-2 * r) * (((( 2./3. * r + 4./3.) * r + 2.) * r + 2.) * r + 1.);
651 G4double tElectron = 0.511/3728. * t;
655 G4double value = std::sqrt ( 2. * tElectron / H ) / ( energyTransferred / H ) * (_slaterEffectiveCharge/shellNumber);
G4double LowEnergyLimit() const
virtual G4double CrossSectionPerVolume(const G4Material *material, const G4ParticleDefinition *p, G4double ekin, G4double emin, G4double emax)
G4double GetKineticEnergy() const
G4double HighEnergyLimit() const
static G4Material * GetMaterial(const G4String &name, G4bool warning=true)
static G4Proton * ProtonDefinition()
G4DNAMillerGreenExcitationModel(const G4ParticleDefinition *p=0, const G4String &nam="DNAMillerGreenExcitationModel")
G4ParticleDefinition * GetDefinition() const
void ProposeMomentumDirection(G4double Px, G4double Py, G4double Pz)
const G4String & GetParticleName() const
void ProposeLocalEnergyDeposit(G4double anEnergyPart)
void SetHighEnergyLimit(G4double)
virtual G4double GetPartialCrossSection(const G4Material *, G4int, const G4ParticleDefinition *, G4double)
G4GLOB_DLL std::ostream G4cout
const std::vector< double > * GetNumMolPerVolTableFor(const G4Material *) const
G4ParticleChangeForGamma * fParticleChangeForGamma
const XML_Char int const XML_Char * value
const G4ThreeVector & GetMomentumDirection() const
static constexpr double cm
static constexpr double eplus
static constexpr double eV
static G4DNAGenericIonsManager * Instance(void)
G4double G4Exp(G4double initial_x)
Exponential Function double precision.
static G4DNAChemistryManager * Instance()
static G4DNAMolecularMaterial * Instance()
virtual ~G4DNAMillerGreenExcitationModel()
void CreateWaterMolecule(ElectronicModification, G4int, const G4Track *)
const G4Track * GetCurrentTrack() const
void SetProposedKineticEnergy(G4double proposedKinEnergy)
static constexpr double MeV
static MCTruthManager * instance
virtual void SampleSecondaries(std::vector< G4DynamicParticle * > *, const G4MaterialCutsCouple *, const G4DynamicParticle *, G4double tmin, G4double maxEnergy)
virtual void Initialise(const G4ParticleDefinition *, const G4DataVector &)
void SetLowEnergyLimit(G4double)
static constexpr double barn
G4double GetPDGCharge() const
static constexpr double keV
G4int GetLeptonNumber() const
G4ParticleChangeForGamma * GetParticleChangeForGamma()
G4ParticleDefinition * GetIon(const G4String &name)