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This commit is contained in:
Gabriele Cosmo
2017-06-30 10:49:55 +02:00
parent 3a5407696b
commit 1a1316fea4
2180 changed files with 237880 additions and 59109 deletions
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source/processes/electromagnetic/standard/include/G4PairProductionRelModel.hh
+19 -45
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@@ -23,7 +23,7 @@
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// $Id: G4PairProductionRelModel.hh 96934 2016-05-18 09:10:41Z gcosmo $
// $Id: G4PairProductionRelModel.hh 104477 2017-06-01 07:39:33Z gcosmo $
//
// -------------------------------------------------------------------
//
@@ -55,6 +55,8 @@
#include "G4VEmModel.hh"
#include "G4PhysicsTable.hh"
#include "G4NistManager.hh"
#include "G4Log.hh"
#include "G4Exp.hh"
class G4ParticleChangeForGamma;
@@ -63,7 +65,7 @@ class G4PairProductionRelModel : public G4VEmModel
public:
explicit G4PairProductionRelModel(const G4ParticleDefinition* p = 0,
explicit G4PairProductionRelModel(const G4ParticleDefinition* p = nullptr,
const G4String& nam = "BetheHeitlerLPM");
virtual ~G4PairProductionRelModel();
@@ -152,11 +154,10 @@ protected:
static const G4double facFel;
static const G4double facFinel;
static const G4double preS1, logTwo, xsfactor, Egsmall;
static const G4double preS1, logTwo, xsfactor, Egsmall, Eghigh;
};
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
inline
@@ -217,77 +218,50 @@ inline void G4PairProductionRelModel::SetCurrentElement(G4double Z)
inline G4double G4PairProductionRelModel::Phi1(G4double delta) const
{
G4double screenVal;
if (delta > 1.)
screenVal = 21.12 - 4.184*std::log(delta+0.952);
else
screenVal = 20.868 - delta*(3.242 - 0.625*delta);
return screenVal;
return (delta > 1.)
? 21.12 - 4.184*G4Log(delta+0.952)
: 20.868 - delta*(3.242 - 0.625*delta);
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
inline G4double G4PairProductionRelModel::Phi2(G4double delta) const
{
G4double screenVal;
if (delta > 1.)
screenVal = 21.12 - 4.184*std::log(delta+0.952);
else
screenVal = 20.209 - delta*(1.930 + 0.086*delta);
return screenVal;
return (delta > 1.)
? 21.12 - 4.184*G4Log(delta+0.952)
: 20.209 - delta*(1.930 + 0.086*delta);
}
inline G4double G4PairProductionRelModel::ScreenFunction1(G4double ScreenVariable)
// compute the value of the screening function 3*PHI1 - PHI2
{
G4double screenVal;
if (ScreenVariable > 1.)
screenVal = 42.24 - 8.368*std::log(ScreenVariable+0.952);
else
screenVal = 42.392 - ScreenVariable*(7.796 - 1.961*ScreenVariable);
return screenVal;
return (ScreenVariable > 1.)
? 42.24 - 8.368*G4Log(ScreenVariable+0.952)
: 42.392 - ScreenVariable*(7.796 - 1.961*ScreenVariable);
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
inline G4double G4PairProductionRelModel::ScreenFunction2(G4double ScreenVariable)
// compute the value of the screening function 1.5*PHI1 + 0.5*PHI2
{
G4double screenVal;
if (ScreenVariable > 1.)
screenVal = 42.24 - 8.368*std::log(ScreenVariable+0.952);
else
screenVal = 41.405 - ScreenVariable*(5.828 - 0.8945*ScreenVariable);
return screenVal;
return (ScreenVariable > 1.)
? 42.24 - 8.368*G4Log(ScreenVariable+0.952)
: 41.405 - ScreenVariable*(5.828 - 0.8945*ScreenVariable);
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
inline G4double G4PairProductionRelModel::DeltaMax() const
{
// k > 50 MeV
G4double FZ = 8.*(lnZ/3. + fCoulomb);
return std::exp( (42.24-FZ)/8.368 ) + 0.952;
return G4Exp( (42.24-FZ)/8.368 ) + 0.952;
}
inline G4double G4PairProductionRelModel::DeltaMin(G4double k) const
{
return 4.*136./z13*(CLHEP::electron_mass_c2/k);
return 544.*CLHEP::electron_mass_c2/(z13*k);
}
#endif