Geant4  10.01.p02
G4DeuteronCoulombBarrier.cc
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26 // $Id: G4DeuteronCoulombBarrier.cc 67983 2013-03-13 10:42:03Z gcosmo $
27 //
28 // Hadronic Process: Nuclear De-excitations
29 // by V. Lara (Dec 1999)
30 
31 
33 
36 
38 {
39  // Data comes from
40  // Dostrovsky, Fraenkel and Friedlander
41  // Physical Review, vol 116, num. 3 1959
42  //
43  // const G4int size = 5;
44  // const G4double Zlist[size] = {10.0, 20.0, 30.0, 50.0, 70.0};
45  // const G4double Kprot[size] = {0.42, 0.58, 0.68, 0.77, 0.80};
46  //
47  // K for deuteron is K for protons + 0.06
48  G4double K = 1.0;
49  if (aZ>=70.0) {
50  K = 0.80;
51  } else {
52  K = (((0.2357e-5*aZ) - 0.42679e-3)*aZ + 0.27035e-1)*aZ + 0.19025;
53  }
54  return K+0.06;
55 }
virtual G4double BarrierPenetrationFactor(G4double aZ) const
double G4double
Definition: G4Types.hh:76