Geant4  10.00.p03
G4KL3DecayChannel.hh
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 //
27 // $Id: G4KL3DecayChannel.hh 67971 2013-03-13 10:13:24Z gcosmo $
28 //
29 //
30 // ------------------------------------------------------------
31 // GEANT 4 class header file
32 //
33 // History: first implementation, based on object model of
34 // 7 June 1997 H.Kurashige
35 // ------------------------------------------------------------
36 #ifndef G4KL3DecayChannel_h
37 #define G4KL3DecayChannel_h 1
38 
39 #include "G4ios.hh"
40 #include "globals.hh"
41 #include "G4VDecayChannel.hh"
42 
44 {
45  public: // With Description
46  //Constructors
47  G4KL3DecayChannel(const G4String& theParentName,
48  G4double theBR,
49  const G4String& thePionName,
50  const G4String& theLeptonName,
51  const G4String& theNutrinoName);
52  // Destructor
53  virtual ~G4KL3DecayChannel();
54 
55  protected:
56  // Copy constructor and assignment operator
59 
60  private:
62 
63  public: // With Description
64  virtual G4DecayProducts *DecayIt(G4double);
65 
66  protected:
67  // assignment of daughter particles for arrays of daughters[] etc.
68  enum{idPi=0, idLepton=1, idNutrino=2};
70 
71  protected:
72  // calcurate momentum of daughters
73  // results will be stored in Edaughter[3] and Pdaughter[3]
74  void PhaseSpace(G4double Mparent,
75  const G4double* Mdaughter,
76  G4double* Edaughter,
77  G4double* Pdaughter);
78 
79  protected:
80  // Dalitz Plot Density
81  // KL3 decay Dalitz Plot Density
82  // see Chounet et al Phys. Rep. 4, 201
83  // arguments
84  // Epi: kinetic enregy of pion
85  // El: kinetic enregy of lepton (e or mu)
86  // Enu: kinetic energy of nutrino
87  // constants
88  // pLambda : linear energy dependence of f+
89  // pXi0 : = f+(0)/f-
90  // pNorm : normalization factor
92  private:
93  // constants used in DalitzDensity()
94  // Kon mass
96  // coefficients
99 
100  public:
101  void SetDalitzParameter(G4double aLambda, G4double aXi );
104 };
105 
106 inline
108 {
109  pLambda = aLambda;
110  pXi0 = aXi;
111 }
112 
113 inline
115 {
116  return pLambda;
117 }
118 
119 inline
121 {
122  return pXi0;
123 }
124 
125 
126 #endif
127 
128 
129 
130 
virtual G4DecayProducts * DecayIt(G4double)
G4double GetDalitzParameterXi() const
void SetDalitzParameter(G4double aLambda, G4double aXi)
G4double DalitzDensity(G4double Epi, G4double El, G4double Enu)
G4KL3DecayChannel & operator=(const G4KL3DecayChannel &)
double G4double
Definition: G4Types.hh:76
G4double GetDalitzParameterLambda() const
void PhaseSpace(G4double Mparent, const G4double *Mdaughter, G4double *Edaughter, G4double *Pdaughter)