| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer << 3 // * DISCLAIMER *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th << 5 // * The following disclaimer summarizes all the specific disclaimers *
6 // * the Geant4 Collaboration. It is provided << 6 // * of contributors to this software. The specific disclaimers,which *
7 // * conditions of the Geant4 Software License << 7 // * govern, are listed with their locations in: *
8 // * LICENSE and available at http://cern.ch/ << 8 // * http://cern.ch/geant4/license *
9 // * include a list of copyright holders. <<
10 // * 9 // * *
11 // * Neither the authors of this software syst 10 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 11 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 12 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 13 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file << 14 // * use. *
16 // * for the full disclaimer and the limitatio <<
17 // * 15 // * *
18 // * This code implementation is the result << 16 // * This code implementation is the intellectual property of the *
19 // * technical work of the GEANT4 collaboratio << 17 // * GEANT4 collaboration. *
20 // * By using, copying, modifying or distri << 18 // * By copying, distributing or modifying the Program (or any work *
21 // * any work based on the software) you ag << 19 // * based on the Program) you indicate your acceptance of this *
22 // * use in resulting scientific publicati << 20 // * statement, and all its terms. *
23 // * acceptance of all terms of the Geant4 Sof <<
24 // ******************************************* 21 // ********************************************************************
25 // 22 //
>> 23 // $Id: G4eIonisationSpectrum.hh,v 1.6 2003/12/09 15:36:40 gunter Exp $
>> 24 // GEANT4 tag $Name: geant4-06-00-patch-01 $
26 // 25 //
27 // ------------------------------------------- 26 // -------------------------------------------------------------------
28 // 27 //
29 // GEANT4 Class file 28 // GEANT4 Class file
30 // 29 //
31 // 30 //
32 // File name: G4eIonisationSpectrum 31 // File name: G4eIonisationSpectrum
33 // 32 //
34 // Author: V.Ivanchenko (Vladimir.Ivant 33 // Author: V.Ivanchenko (Vladimir.Ivantchenko@cern.ch)
35 // 34 //
36 // Creation date: 27 September 2001 35 // Creation date: 27 September 2001
37 // 36 //
38 // Modifications: 37 // Modifications:
39 // 10.10.01 MGP Revision to improv 38 // 10.10.01 MGP Revision to improve code quality and
40 // consistency with d 39 // consistency with design
41 // 29.11.01 V.Ivanchenko Parametrisation is 40 // 29.11.01 V.Ivanchenko Parametrisation is updated
42 // 30.05.02 VI Add inline functio 41 // 30.05.02 VI Add inline functions
43 // 42 //
44 // ------------------------------------------- 43 // -------------------------------------------------------------------
45 44
46 // Class Description: 45 // Class Description:
47 // Provides various integration over delta-ele 46 // Provides various integration over delta-electron spectrum for e-
48 // ionisation process. Spectrum is parametrise 47 // ionisation process. Spectrum is parametrised accourding to
49 // EEDL database, details are described in the 48 // EEDL database, details are described in the Physics Reference Manual
50 // Further documentation available from http:/ 49 // Further documentation available from http://www.ge.infn.it/geant4/lowE
51 50
52 // ------------------------------------------- 51 // -------------------------------------------------------------------
53 52
54 #ifndef G4EIONISATIONSPECTRUM_HH 53 #ifndef G4EIONISATIONSPECTRUM_HH
55 #define G4EIONISATIONSPECTRUM_HH 1 54 #define G4EIONISATIONSPECTRUM_HH 1
56 55
57 #include "G4VEnergySpectrum.hh" 56 #include "G4VEnergySpectrum.hh"
58 #include "G4eIonisationParameters.hh" 57 #include "G4eIonisationParameters.hh"
59 58
60 //class G4eIonisationParameters; 59 //class G4eIonisationParameters;
61 class G4DataVector; 60 class G4DataVector;
62 61
63 class G4eIonisationSpectrum : public G4VEnergy 62 class G4eIonisationSpectrum : public G4VEnergySpectrum
64 { 63 {
65 64
66 public: 65 public:
67 66
68 G4eIonisationSpectrum(); 67 G4eIonisationSpectrum();
69 68
70 ~G4eIonisationSpectrum(); 69 ~G4eIonisationSpectrum();
71 70
72 G4double Probability(G4int Z, G4double tMin, 71 G4double Probability(G4int Z, G4double tMin, G4double tMax,
73 G4double kineticEnergy, G4int shell 72 G4double kineticEnergy, G4int shell,
74 const G4ParticleDefinition* pd=0) c 73 const G4ParticleDefinition* pd=0) const;
75 74
76 G4double AverageEnergy(G4int Z, G4double tMi 75 G4double AverageEnergy(G4int Z, G4double tMin, G4double tMax,
77 G4double kineticEnergy, G4int shell, 76 G4double kineticEnergy, G4int shell,
78 const G4ParticleDefinition* pd=0) const 77 const G4ParticleDefinition* pd=0) const;
79 78
80 G4double SampleEnergy(G4int Z, G4double tMin 79 G4double SampleEnergy(G4int Z, G4double tMin, G4double tMax,
81 G4double kineticEnergy, G4int shell, 80 G4double kineticEnergy, G4int shell,
82 const G4ParticleDefinition* pd=0) const; 81 const G4ParticleDefinition* pd=0) const;
83 82
84 G4double MaxEnergyOfSecondaries(G4double kin 83 G4double MaxEnergyOfSecondaries(G4double kineticEnergy,
85 G4int Z = 0, 84 G4int Z = 0,
86 const G4ParticleDefinition* pd=0) co 85 const G4ParticleDefinition* pd=0) const;
87 86
88 G4double Excitation(G4int Z, G4double e) con 87 G4double Excitation(G4int Z, G4double e) const;
89 88
90 void PrintData() const; 89 void PrintData() const;
91 90
92 protected: 91 protected:
93 92
94 private: 93 private:
95 94
96 G4double IntSpectrum(G4double xMin, G4double 95 G4double IntSpectrum(G4double xMin, G4double xMax,
97 const G4DataVector& p 96 const G4DataVector& p) const;
98 97
99 G4double AverageValue(G4double xMin, G4doubl 98 G4double AverageValue(G4double xMin, G4double xMax,
100 const G4DataVector& p) const; 99 const G4DataVector& p) const;
101 100
102 G4double Function(G4double x, const G4DataVe 101 G4double Function(G4double x, const G4DataVector& p) const;
103 102
104 // Hide copy constructor and assignment oper 103 // Hide copy constructor and assignment operator
105 G4eIonisationSpectrum(const G4eIonisationSp 104 G4eIonisationSpectrum(const G4eIonisationSpectrum&);
106 G4eIonisationSpectrum & operator = (const G4 105 G4eIonisationSpectrum & operator = (const G4eIonisationSpectrum &right);
107 106
108 private: 107 private:
109 108
110 G4eIonisationParameters* theParam; 109 G4eIonisationParameters* theParam;
111 G4double lowestE; 110 G4double lowestE;
112 G4double factor; 111 G4double factor;
113 G4int iMax; 112 G4int iMax;
114 G4int verbose; 113 G4int verbose;
115 }; 114 };
116 115
117 116
118 inline G4double G4eIonisationSpectrum::Functio 117 inline G4double G4eIonisationSpectrum::Function(G4double x,
119 const G4DataVector& p) const 118 const G4DataVector& p) const
120 { 119 {
121 G4double f = 1.0 - p[0] - p[iMax]*x 120 G4double f = 1.0 - p[0] - p[iMax]*x
122 + x*x*(1.0 - p[iMax] + (1.0/(1.0 121 + x*x*(1.0 - p[iMax] + (1.0/(1.0 - x) - p[iMax])/(1.0 - x))
123 + 0.5*p[0]/x; 122 + 0.5*p[0]/x;
124 123
125 return f; 124 return f;
126 } 125 }
127 126
128 inline G4double G4eIonisationSpectrum::Excitat 127 inline G4double G4eIonisationSpectrum::Excitation(G4int Z, G4double e) const
129 { 128 {
130 return theParam->Excitation(Z, e); 129 return theParam->Excitation(Z, e);
131 } 130 }
132 131
133 132
134 #endif 133 #endif
135 134