Geant4_10
G4HETCChargedFragment.cc
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26 // $Id: G4HETCChargedFragment.cc 68028 2013-03-13 13:48:15Z gcosmo $
27 //
28 // by V. Lara
29 //
30 // Modified:
31 // 23.08.2010 V.Ivanchenko general cleanup, move constructor and destructor
32 // the source, use G4Pow
33 //
34 
35 #include "G4HETCChargedFragment.hh"
36 #include "G4PhysicalConstants.hh"
37 #include "G4VCoulombBarrier.hh"
39 
41  const G4ParticleDefinition* pd, G4VCoulombBarrier * aCoulombBarrier)
42  : G4HETCFragment(pd, aCoulombBarrier)
43 {}
44 
46 {}
47 
49 GetKineticEnergy(const G4Fragment & aFragment)
50 {
51  G4int Pb = aFragment.GetNumberOfParticles();
52  G4int H = aFragment.GetNumberOfHoles();
53 
54  G4double g0 = (6.0/pi2)*aFragment.GetA_asInt()*theParameters->GetLevelDensity();
55 
56  G4double Ab = std::max(0.0,G4double(Pb*Pb+H*H+Pb-3*H)/(4.0*g0));
57  G4double Emax = GetMaximalKineticEnergy() - Ab;
58 
59  G4double x = BetaRand(Pb + H, 2);
60 
61  return Emax - (Emax-GetCoulombBarrier())*x;
62 }
G4HETCChargedFragment(const G4ParticleDefinition *, G4VCoulombBarrier *aCoulombBarrier)
G4double GetMaximalKineticEnergy() const
G4double BetaRand(const G4int N, const G4int L) const
virtual G4double GetKineticEnergy(const G4Fragment &aFragment)
G4int GetNumberOfParticles() const
Definition: G4Fragment.hh:305
tuple x
Definition: test.py:50
int G4int
Definition: G4Types.hh:78
G4int GetNumberOfHoles() const
Definition: G4Fragment.hh:325
G4int GetA_asInt() const
Definition: G4Fragment.hh:218
G4double GetCoulombBarrier() const
T max(const T t1, const T t2)
brief Return the largest of the two arguments
G4PreCompoundParameters * theParameters
double G4double
Definition: G4Types.hh:76