Geant4  10.03.p02
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Groups Pages
G4VPreCompoundFragment.cc
Go to the documentation of this file.
1 //
2 // ********************************************************************
3 // * License and Disclaimer *
4 // * *
5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. *
10 // * *
11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitation of liability. *
17 // * *
18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Software license. *
24 // ********************************************************************
25 //
26 // $Id: G4VPreCompoundFragment.cc 100691 2016-10-31 11:26:25Z gcosmo $
27 //
28 // J. M. Quesada (August 2008). Based on previous work by V. Lara
29 //
30 // Modified:
31 // 20.08.2010 V.Ivanchenko added G4Pow and G4PreCompoundParameters pointers
32 // use int Z and A and cleanup
33 
35 #include "G4SystemOfUnits.hh"
36 #include "G4NuclearLevelData.hh"
37 #include "G4DeexPrecoParameters.hh"
38 #include "G4NucleiProperties.hh"
39 
41  const G4ParticleDefinition* part, G4VCoulombBarrier* aCoulombBarrier)
42  : particle(part), theCoulombBarrierPtr(aCoulombBarrier),
43  theMomentum(0.,0.,0.,0.),
44  theA(particle->GetBaryonNumber()),
45  theZ(G4lrint(particle->GetPDGCharge())),
46  theResA(0),theResZ(0),theFragA(0),theFragZ(0),theBindingEnergy(0.0),
47  theMinKinEnergy(0.0),theMaxKinEnergy(0.0),theResMass(0.0),
48  theReducedMass(0.0),
49  theEmissionProbability(0.0),theCoulombBarrier(0.0),
50  OPTxs(3),useSICB(true)
51 {
52  theMass = particle->GetPDGMass();
55  theResA13 = 0.0;
56 }
57 
59 {}
60 
61 std::ostream&
62 operator << (std::ostream &out, const G4VPreCompoundFragment &theFragment)
63 {
64  out << &theFragment;
65  return out;
66 }
67 
68 std::ostream&
69 operator << (std::ostream &out, const G4VPreCompoundFragment *theFragment)
70 {
71  out
72  << "PreCompoundModel Emitted Fragment: Z= " << theFragment->GetZ()
73  << " A= " << theFragment->GetA()
74  << " Mass(GeV)= " << theFragment->GetNuclearMass()/CLHEP::GeV;
75  return out;
76 }
77 
78 void
80 {
81  theFragA = aFragment.GetA_asInt();
82  theFragZ = aFragment.GetZ_asInt();
83  theResA = theFragA - theA;
84  theResZ = theFragZ - theZ;
85 
87  if ((theResA < theResZ) || (theResA < theA) || (theResZ < theZ)) {
88  return;
89  }
90 
92  theCoulombBarrier = theCoulombBarrierPtr->
93  GetCoulombBarrier(theResA,theResZ,aFragment.GetExcitationEnergy());
94 
96 
97  // Calculate masses
100 
101  // Compute Binding Energies for fragments
102  // needed to separate a fragment from the nucleus
104 
105  // Compute Maximal Kinetic Energy which can be carried by fragments
106  // after separation - the true assimptotic value
107  G4double Ecm = aFragment.GetMomentum().m();
109  /(2.0*Ecm) - theMass;
110 }
static G4Pow * GetInstance()
Definition: G4Pow.cc:55
static G4double GetNuclearMass(const G4double A, const G4double Z)
G4int GetA() const
G4VPreCompoundFragment(const G4ParticleDefinition *, G4VCoulombBarrier *aCoulombBarrier)
G4DeexPrecoParameters * theParameters
void Initialize(const G4Fragment &aFragment)
G4double Z13(G4int Z) const
Definition: G4Pow.hh:127
G4int GetA_asInt() const
Definition: G4Fragment.hh:266
const G4LorentzVector & GetMomentum() const
Definition: G4Fragment.hh:307
G4DeexPrecoParameters * GetParameters()
G4double GetGroundStateMass() const
Definition: G4Fragment.hh:288
static constexpr double GeV
G4double GetNuclearMass() const
G4double GetPDGMass() const
int G4lrint(double ad)
Definition: templates.hh:163
std::ostream & operator<<(std::ostream &, const BasicVector3D< float > &)
G4int GetZ_asInt() const
Definition: G4Fragment.hh:271
G4int GetZ() const
double G4double
Definition: G4Types.hh:76
static G4NuclearLevelData * GetInstance()
G4double GetExcitationEnergy() const
Definition: G4Fragment.hh:283