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Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. * 17 // * 17 // * * 18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************* 24 // ******************************************************************** 25 // 25 // >> 26 // $Id: G4eIonisationSpectrum.hh,v 1.7 2006/06/29 19:37:40 gunter Exp $ >> 27 // GEANT4 tag $Name: geant4-09-02 $ 26 // 28 // 27 // ------------------------------------------- 29 // ------------------------------------------------------------------- 28 // 30 // 29 // GEANT4 Class file 31 // GEANT4 Class file 30 // 32 // 31 // 33 // 32 // File name: G4eIonisationSpectrum 34 // File name: G4eIonisationSpectrum 33 // 35 // 34 // Author: V.Ivanchenko (Vladimir.Ivant 36 // Author: V.Ivanchenko (Vladimir.Ivantchenko@cern.ch) 35 // 37 // 36 // Creation date: 27 September 2001 38 // Creation date: 27 September 2001 37 // 39 // 38 // Modifications: 40 // Modifications: 39 // 10.10.01 MGP Revision to improv 41 // 10.10.01 MGP Revision to improve code quality and 40 // consistency with d 42 // consistency with design 41 // 29.11.01 V.Ivanchenko Parametrisation is 43 // 29.11.01 V.Ivanchenko Parametrisation is updated 42 // 30.05.02 VI Add inline functio 44 // 30.05.02 VI Add inline functions 43 // 45 // 44 // ------------------------------------------- 46 // ------------------------------------------------------------------- 45 47 46 // Class Description: 48 // Class Description: 47 // Provides various integration over delta-ele 49 // Provides various integration over delta-electron spectrum for e- 48 // ionisation process. Spectrum is parametrise 50 // ionisation process. Spectrum is parametrised accourding to 49 // EEDL database, details are described in the 51 // EEDL database, details are described in the Physics Reference Manual 50 // Further documentation available from http:/ 52 // Further documentation available from http://www.ge.infn.it/geant4/lowE 51 53 52 // ------------------------------------------- 54 // ------------------------------------------------------------------- 53 55 54 #ifndef G4EIONISATIONSPECTRUM_HH 56 #ifndef G4EIONISATIONSPECTRUM_HH 55 #define G4EIONISATIONSPECTRUM_HH 1 57 #define G4EIONISATIONSPECTRUM_HH 1 56 58 57 #include "G4VEnergySpectrum.hh" 59 #include "G4VEnergySpectrum.hh" 58 #include "G4eIonisationParameters.hh" 60 #include "G4eIonisationParameters.hh" 59 61 60 //class G4eIonisationParameters; 62 //class G4eIonisationParameters; 61 class G4DataVector; 63 class G4DataVector; 62 64 63 class G4eIonisationSpectrum : public G4VEnergy 65 class G4eIonisationSpectrum : public G4VEnergySpectrum 64 { 66 { 65 67 66 public: 68 public: 67 69 68 G4eIonisationSpectrum(); 70 G4eIonisationSpectrum(); 69 71 70 ~G4eIonisationSpectrum(); 72 ~G4eIonisationSpectrum(); 71 73 72 G4double Probability(G4int Z, G4double tMin, 74 G4double Probability(G4int Z, G4double tMin, G4double tMax, 73 G4double kineticEnergy, G4int shell 75 G4double kineticEnergy, G4int shell, 74 const G4ParticleDefinition* pd=0) c 76 const G4ParticleDefinition* pd=0) const; 75 77 76 G4double AverageEnergy(G4int Z, G4double tMi 78 G4double AverageEnergy(G4int Z, G4double tMin, G4double tMax, 77 G4double kineticEnergy, G4int shell, 79 G4double kineticEnergy, G4int shell, 78 const G4ParticleDefinition* pd=0) const 80 const G4ParticleDefinition* pd=0) const; 79 81 80 G4double SampleEnergy(G4int Z, G4double tMin 82 G4double SampleEnergy(G4int Z, G4double tMin, G4double tMax, 81 G4double kineticEnergy, G4int shell, 83 G4double kineticEnergy, G4int shell, 82 const G4ParticleDefinition* pd=0) const; 84 const G4ParticleDefinition* pd=0) const; 83 85 84 G4double MaxEnergyOfSecondaries(G4double kin 86 G4double MaxEnergyOfSecondaries(G4double kineticEnergy, 85 G4int Z = 0, 87 G4int Z = 0, 86 const G4ParticleDefinition* pd=0) co 88 const G4ParticleDefinition* pd=0) const; 87 89 88 G4double Excitation(G4int Z, G4double e) con 90 G4double Excitation(G4int Z, G4double e) const; 89 91 90 void PrintData() const; 92 void PrintData() const; 91 93 92 protected: 94 protected: 93 95 94 private: 96 private: 95 97 96 G4double IntSpectrum(G4double xMin, G4double 98 G4double IntSpectrum(G4double xMin, G4double xMax, 97 const G4DataVector& p 99 const G4DataVector& p) const; 98 100 99 G4double AverageValue(G4double xMin, G4doubl 101 G4double AverageValue(G4double xMin, G4double xMax, 100 const G4DataVector& p) const; 102 const G4DataVector& p) const; 101 103 102 G4double Function(G4double x, const G4DataVe 104 G4double Function(G4double x, const G4DataVector& p) const; 103 105 104 // Hide copy constructor and assignment oper 106 // Hide copy constructor and assignment operator 105 G4eIonisationSpectrum(const G4eIonisationSp 107 G4eIonisationSpectrum(const G4eIonisationSpectrum&); 106 G4eIonisationSpectrum & operator = (const G4 108 G4eIonisationSpectrum & operator = (const G4eIonisationSpectrum &right); 107 109 108 private: 110 private: 109 111 110 G4eIonisationParameters* theParam; 112 G4eIonisationParameters* theParam; 111 G4double lowestE; 113 G4double lowestE; 112 G4double factor; 114 G4double factor; 113 G4int iMax; 115 G4int iMax; 114 G4int verbose; 116 G4int verbose; 115 }; 117 }; 116 118 117 119 118 inline G4double G4eIonisationSpectrum::Functio 120 inline G4double G4eIonisationSpectrum::Function(G4double x, 119 const G4DataVector& p) const 121 const G4DataVector& p) const 120 { 122 { 121 G4double f = 1.0 - p[0] - p[iMax]*x 123 G4double f = 1.0 - p[0] - p[iMax]*x 122 + x*x*(1.0 - p[iMax] + (1.0/(1.0 124 + x*x*(1.0 - p[iMax] + (1.0/(1.0 - x) - p[iMax])/(1.0 - x)) 123 + 0.5*p[0]/x; 125 + 0.5*p[0]/x; 124 126 125 return f; 127 return f; 126 } 128 } 127 129 128 inline G4double G4eIonisationSpectrum::Excitat 130 inline G4double G4eIonisationSpectrum::Excitation(G4int Z, G4double e) const 129 { 131 { 130 return theParam->Excitation(Z, e); 132 return theParam->Excitation(Z, e); 131 } 133 } 132 134 133 135 134 #endif 136 #endif 135 137