source: trunk/source/materials/include/G4IonisParamElm.hh @ 1202

Last change on this file since 1202 was 1196, checked in by garnier, 15 years ago

update CVS release candidate geant4.9.3.01

File size: 4.9 KB
Line 
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26//
27// $Id: G4IonisParamElm.hh,v 1.10 2008/06/03 14:30:10 vnivanch Exp $
28// GEANT4 tag $Name: materials-V09-02-18 $
29//
30
31// class description
32//
33// The class contains few (physical) quantities related to the Ionisation
34// process, for the Element defined by its atomic number Z
35//
36
37//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo....
38
39// 09.03.01: copy constructor and assignement operator in public (mma)
40// 09.07.98: data moved from G4Element (mma)
41
42//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo....
43
44#ifndef G4IonisParamElm_HH
45#define G4IonisParamElm_HH
46
47#include "G4ios.hh"
48#include "globals.hh"
49
50//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo....
51
52class G4IonisParamElm
53{
54public:  // with description
55
56    G4IonisParamElm(G4double Z);
57    virtual ~G4IonisParamElm();
58
59    // retrieval methods
60   
61    G4double  GetZ()        const {return fZ;}       // atomic number Z
62    G4double  GetZ3()       const {return fZ3;}      // std::pow (Z,1/3)
63    G4double  GetZZ3()      const {return fZZ3;}     // std::pow (Z(Z+1),1/3)
64    G4double  GetlogZ3()    const {return flogZ3;}   // std::log(Z)/3
65
66    G4double  GetTau0() const {return fTau0;};
67                       // 0.1*std::pow(Z,1/3)*MeV/proton_mass_c2
68   
69    G4double  GetTaul() const {return fTaul;}        // 2*MeV/proton mass
70   
71    G4double  GetAlow() const {return fAlow;}
72    G4double  GetBlow() const {return fBlow;}
73    G4double  GetClow() const {return fClow;}
74                       // parameters for the low energy ion.loss
75   
76    G4double  GetMeanExcitationEnergy()  const {return fMeanExcitationEnergy;}
77                       // ICRU'37 report
78
79    G4double  GetFermiVelocity()          const {return fVFermi;};
80    G4double  GetLFactor()                const {return fLFactor;};
81     
82    G4double* GetShellCorrectionVector() const {return fShellCorrectionVector;}
83                                       // shell correction coefficients
84   
85public:  // without description
86
87    G4IonisParamElm(G4IonisParamElm&);
88    const G4IonisParamElm& operator=(const G4IonisParamElm&);   
89    G4int operator==(const G4IonisParamElm&) const;
90    G4int operator!=(const G4IonisParamElm&) const;
91     
92    G4IonisParamElm(__void__&);
93      // Fake default constructor for usage restricted to direct object
94      // persistency for clients requiring preallocation of memory for
95      // persistifiable objects.
96
97private:
98
99  //
100  //  data members
101  //
102    G4double fZ;                 // effective Z
103    G4double fZ3;                // std::pow (Z,1/3)
104    G4double fZZ3;               // std::pow (Z(Z+1),1/3)
105    G4double flogZ3;             // std::log(Z)/3
106
107    //  ------ ionisation loss ---------------------------------
108   
109    G4double  fTau0 ;                 // 0.1*std::pow(Z,1/3)*MeV/proton_mass_c2
110    G4double  fTaul ;                 // 2*MeV/proton mass
111    G4double  fBetheBlochLow;         // Bethe-Bloch at fTaul*particle mass   
112    G4double  fAlow,fBlow,fClow;      // parameters for the low energy ion.loss
113    G4double  fMeanExcitationEnergy;  //     
114    G4double* fShellCorrectionVector; // shell correction coefficients
115
116    // parameters for ion corrections computations
117    G4double fVFermi;
118    G4double fLFactor;
119};
120
121#endif
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