lars/geant4
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Import Geant4 10.7.1 source tree

Browse Source
This commit is contained in:
Gabriele Cosmo
2021-02-05 15:10:05 +01:00
parent dab42d2018
commit 3dfcdb544e
281 changed files with 37738 additions and 47638 deletions
Download Patch File Download Diff File Expand all files Collapse all files
source/processes/electromagnetic/lowenergy/src/G4MicroElecLOPhononModel.cc
+29 -53
View File
@@ -60,11 +60,10 @@
G4MicroElecLOPhononModel::G4MicroElecLOPhononModel(const G4ParticleDefinition*,
const G4String& nam)
: G4VEmModel(nam),isInitialised(false)
: G4VEmModel(nam)
{
abs = false;
fParticleChangeForGamma = GetParticleChangeForGamma();
G4cout << "SiO2 Phonon model is constructed " << G4endl;
//G4cout << "SiO2 Phonon model is constructed " << G4endl;
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
@@ -74,60 +73,42 @@ G4MicroElecLOPhononModel::~G4MicroElecLOPhononModel()
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void G4MicroElecLOPhononModel::Initialise(const G4ParticleDefinition* /*particle*/,
const G4DataVector& /*cuts*/)
void G4MicroElecLOPhononModel::Initialise(const G4ParticleDefinition*,
const G4DataVector& /*cuts*/)
{
if (isOkToBeInitialised == true && isInitialised == false) {
G4cout << "Calling G4MicroElecLOPhononModel" << "::Initialise()" << G4endl;
if (isInitialised) { return; }
fParticleChangeForGamma = GetParticleChangeForGamma();
isInitialised = true;
}
if (isInitialised) { return; }
//G4cout << "Calling G4MicroElecLOPhononModel::Initialise()" << G4endl;
fParticleChangeForGamma = GetParticleChangeForGamma();
isInitialised = true;
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
G4double G4MicroElecLOPhononModel::CrossSectionPerVolume(const G4Material* material,
const G4ParticleDefinition* p,
const G4ParticleDefinition*,
G4double ekin,
G4double, G4double)
{
G4double e = CLHEP::eplus / coulomb,
if (material->GetName()!="G4_SILICON_DIOXIDE") return 0.0;
m0 = CLHEP::electron_mass_c2 / c_squared / kg,
h = CLHEP::hbar_Planck / (m2*kg / s),
eps0 = CLHEP::epsilon0 / (farad / m),
kb = CLHEP::k_Boltzmann / (joule / kelvin);
G4double eps = 9,
einf = 3,
T = 300;
isOkToBeInitialised = true;
const G4double e = CLHEP::eplus / CLHEP::coulomb;
const G4double m0 = CLHEP::electron_mass_c2 / (CLHEP::c_squared*CLHEP::kg);
const G4double h = CLHEP::hbar_Planck * CLHEP::s/ (CLHEP::m2*CLHEP::kg);
const G4double eps0 = CLHEP::epsilon0 * CLHEP::m/ (CLHEP::farad);
const G4double kb = CLHEP::k_Boltzmann * CLHEP::kelvin/ CLHEP::joule;
const G4DataVector cuts;
Initialise(p, cuts);
if (material->GetName()!="G4_SILICON_DIOXIDE") return 1/DBL_MAX;
G4double E =(ekin/eV)*e;
// Parameters SiO2
eps = 3.84;
einf = 2.25;
phononEnergy = (0.75*0.153+0.25*0.063 )* eV;
G4double hw = (phononEnergy / eV) * e;
G4double n = 1.0 / (std::exp(hw / (kb*T)) - 1); //Phonon distribution
phononEnergy = (0.75*0.153+0.25*0.063 )* CLHEP::eV;
const G4double eps = 3.84;
const G4double einf = 2.25;
const G4double T = 300; // should be taken from material property
G4double E =(ekin/CLHEP::eV)*e;
if (abs) { //Absorption
Eprim = E + hw;
signe = -1;
}
else { //Emission
Eprim = E - hw;
signe = +1;
}
G4double hw = (phononEnergy / CLHEP::eV) * e;
G4double n = 1.0 / (std::exp(hw / (kb*T)) - 1); //Phonon distribution
G4double signe = (absor) ? -1. : 1.;
G4double racine = std::sqrt(1. + ((-signe*hw) / E));
@@ -135,7 +116,7 @@ G4double G4MicroElecLOPhononModel::CrossSectionPerVolume(const G4Material* mater
G4double MFP = (std::sqrt(2. * E / m0) / P)*m;
return 2 / MFP;
return 2. / MFP;
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
@@ -148,13 +129,8 @@ void G4MicroElecLOPhononModel::SampleSecondaries(
{
G4double E = aDynamicElectron->GetKineticEnergy();
if (abs) {
Eprim = E + phononEnergy;
}
else {
Eprim = E - phononEnergy;
}
G4double Eprim = (absor) ? E + phononEnergy : E - phononEnergy;
G4double rand = G4UniformRand();
G4double B = (E + Eprim + 2 * std::sqrt(E*Eprim)) / (E + Eprim - 2 * std::sqrt(E*Eprim));
G4double cosTheta = ((E + Eprim) / (2 * std::sqrt(E*Eprim)))*(1 - std::pow(B, rand)) + std::pow(B, rand);
@@ -162,7 +138,7 @@ void G4MicroElecLOPhononModel::SampleSecondaries(
if(Interband){
cosTheta = 1 - 2 * G4UniformRand(); //Isotrope
}
G4double phi = 2. * pi * G4UniformRand();
G4double phi = twopi * G4UniformRand();
G4ThreeVector zVers = aDynamicElectron->GetMomentumDirection();
G4ThreeVector xVers = zVers.orthogonal();
G4ThreeVector yVers = zVers.cross(xVers);
source/processes/electromagnetic/lowenergy/src/G4MicroElecSurface.cc
+22 -24
View File
@@ -221,36 +221,34 @@ G4VParticleChange* G4MicroElecSurface::PostStepDoIt(const G4Track& aTrack, const
if (aTrack.GetStepLength()<=kCarTolerance)
{
theStatus = StepTooSmallSurf;
if (pPostStepPoint) {
WorkFunctionTable::iterator postStepWF;
postStepWF = tableWF.find(pPostStepPoint->GetMaterial()->GetName());
WorkFunctionTable::iterator preStepWF;
preStepWF = tableWF.find(pPreStepPoint->GetMaterial()->GetName());
WorkFunctionTable::iterator postStepWF;
postStepWF = tableWF.find(pPostStepPoint->GetMaterial()->GetName());
WorkFunctionTable::iterator preStepWF;
preStepWF = tableWF.find(pPreStepPoint->GetMaterial()->GetName());
if (postStepWF == tableWF.end()) {
G4String str = "Material ";
str += pPostStepPoint->GetMaterial()->GetName() + " not found!";
G4Exception("G4Surface::G4Surface", "em0002", FatalException, str);
return 0;
}
if (postStepWF == tableWF.end()) {
G4String str = "Material ";
str += pPostStepPoint->GetMaterial()->GetName() + " not found!";
G4Exception("G4Surface::G4Surface", "em0002", FatalException, str);
return 0;
}
else if (preStepWF == tableWF.end()) {
G4String str = "Material ";
str += pPreStepPoint->GetMaterial()->GetName() + " not found!";
G4Exception("G4Surface::G4Surface", "em0002", FatalException, str);
return 0;
}
else if (preStepWF == tableWF.end()) {
G4String str = "Material ";
str += pPreStepPoint->GetMaterial()->GetName() + " not found!";
G4Exception("G4Surface::G4Surface", "em0002", FatalException, str);
return 0;
}
if (pPreStepPoint->GetMaterial() != pPostStepPoint->GetMaterial()) {
if (pPreStepPoint->GetMaterial() != pPostStepPoint->GetMaterial()) {
flag_franchissement_surface = false;
flag_franchissement_surface = false;
if (flag_reflexion == true && flag_normal == true) {
aParticleChange.ProposeMomentumDirection(-Reflexion(aStep.GetPostStepPoint()));
flag_reflexion = false;
flag_normal = false;
}
if (flag_reflexion == true && flag_normal == true) {
aParticleChange.ProposeMomentumDirection(-Reflexion(aStep.GetPostStepPoint()));
flag_reflexion = false;
flag_normal = false;
}
}
return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);