Geant4-11
G4PairingCorrection.cc
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26//
27// Hadronic Process: Nuclear De-excitations
28// by V. Lara
29//
30// Modified:
31// 21.03.2013 V.Ivanchenko redesigned and cleaned up
32
34#include "G4SystemOfUnits.hh"
35
37
39{}
40
42{}
43
45{
46 G4double pairCorr = 0.0;
47 G4int N = A - Z;
48 // if(!theCookPairingCorrections.GetPairingCorrection(N,Z,pairCorr)) {
49
51
52 pairCorr = ((1 - Z + 2*(Z/2)) + (1 - N + 2*(N/2)))
53 *PairingConstant/std::sqrt(static_cast<G4double>(A));
54 }
55 return std::max(pairCorr, 0.0);
56}
57
60{
61 G4int N = A - Z;
62 G4double pairCorr = ((1 - Z + 2*(Z/2)) + (1 - N + 2*(N/2)))
63 *PairingConstant/std::sqrt(static_cast<G4double>(A));
64 return pairCorr;
65}
static const G4double PairingConstant
double G4double
Definition: G4Types.hh:83
int G4int
Definition: G4Types.hh:85
const G4int Z[17]
const G4double A[17]
G4bool GetPairingCorrection(G4int N, G4int Z, G4double &result) const
G4CameronGilbertPairingCorrections theCameronGilbertPairingCorrections
G4double GetFissionPairingCorrection(G4int A, G4int Z) const
G4double GetPairingCorrection(G4int A, G4int Z) const
static constexpr double MeV
T max(const T t1, const T t2)
brief Return the largest of the two arguments