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This commit is contained in:
Gabriele Cosmo
2024-12-06 11:11:40 +01:00
parent e58e650b32
commit 32390e802b
1984 changed files with 98713 additions and 83996 deletions
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source/processes/electromagnetic/lowenergy/src/G4MicroElecCapture.cc
+8 -7
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@@ -256,8 +256,10 @@ G4double G4MicroElecCapture::GetMeanFreePath(const G4Track& aTrack, G4double,
{
G4String material = aTrack.GetMaterial()->GetName();
// test particle type in order to applied the capture to both electrons, protons and heavy ions
if ((aTrack.GetParticleDefinition()->GetParticleName()) == "e-")
G4double mfp = DBL_MAX;
G4double ekin = aTrack.GetKineticEnergy();
if (ekin < 500*eV && aTrack.GetParticleDefinition()->GetParticleName() == "e-")
{
if (material != "G4_ALUMINUM_OXIDE" && material != "G4_SILICON_DIOXIDE"
&& material != "G4_BORON_NITRIDE")
@@ -282,12 +284,11 @@ G4double G4MicroElecCapture::GetMeanFreePath(const G4Track& aTrack, G4double,
y = 1 * (1 / eV);
}
G4double P = S * G4Exp(-y * aTrack.GetKineticEnergy());
if (P <= 0) { return DBL_MAX; }
else { return 1 / P; }
// VI: added numerical protection against extrime value of G4Exp argument
y *= ekin;
if (S > 0.0 && y < 100.0) { mfp = G4Exp(y) / S; }
}
else return DBL_MAX;
return mfp;
}
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