| 1 | //
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| 2 | // ********************************************************************
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| 3 | // * License and Disclaimer *
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| 4 | // * *
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of *
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and *
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| 7 | // * conditions of the Geant4 Software License, included in the file *
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These *
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| 9 | // * include a list of copyright holders. *
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| 10 | // * *
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| 11 | // * Neither the authors of this software system, nor their employing *
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| 12 | // * institutes,nor the agencies providing financial support for this *
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| 13 | // * work make any representation or warranty, express or implied, *
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| 14 | // * regarding this software system or assume any liability for its *
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| 15 | // * use. Please see the license in the file LICENSE and URL above *
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| 16 | // * for the full disclaimer and the limitation of liability. *
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| 17 | // * *
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| 18 | // * This code implementation is the result of the scientific and *
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| 19 | // * technical work of the GEANT4 collaboration. *
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| 20 | // * By using, copying, modifying or distributing the software (or *
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| 21 | // * any work based on the software) you agree to acknowledge its *
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| 22 | // * use in resulting scientific publications, and indicate your *
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| 23 | // * acceptance of all terms of the Geant4 Software license. *
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| 24 | // ********************************************************************
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| 25 | //
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| 26 | //
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| 27 | // $Id: G4InitXscPAI.hh,v 1.8 2006/06/29 19:50:22 gunter Exp $
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| 28 | // GEANT4 tag $Name: geant4-09-02 $
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| 29 | //
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| 30 | //
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| 31 | // G4InitXscPAI.hh -- header file
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| 32 | //
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| 33 | // History:
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| 34 | //
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| 35 | // 02.04.04, V. Grichine: 1st version based on G4PAIxSection class
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| 36 |
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| 37 | #ifndef G4INITXSCPAI_HH
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| 38 | #define G4INITXSCPAI_HH
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| 39 |
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| 40 | #include "G4ios.hh"
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| 41 | #include "globals.hh"
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| 42 | #include "Randomize.hh"
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| 43 | #include "G4OrderedTable.hh"
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| 44 | #include "G4PhysicsLogVector.hh"
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| 45 |
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| 46 | class G4MaterialCutsCouple;
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| 47 | class G4SandiaTable;
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| 48 |
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| 49 | class G4InitXscPAI
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| 50 | {
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| 51 | public:
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| 52 | // Constructors
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| 53 | G4InitXscPAI( const G4MaterialCutsCouple* matCC);
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| 54 |
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| 55 |
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| 56 |
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| 57 | virtual ~G4InitXscPAI() ;
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| 58 |
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| 59 | // Methods
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| 60 | // General control functions
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| 61 |
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| 62 | void KillCloseIntervals();
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| 63 |
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| 64 | void Normalisation();
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| 65 |
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| 66 |
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| 67 | // Physical methods
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| 68 |
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| 69 |
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| 70 | G4double RutherfordIntegral( G4int intervalNumber,
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| 71 | G4double limitLow,
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| 72 | G4double limitHigh ) ;
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| 73 |
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| 74 | G4double IntegralTerm(G4double omega);
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| 75 |
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| 76 | G4double ImPartDielectricConst( G4int intervalNumber,
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| 77 | G4double energy ) ;
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| 78 |
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| 79 | G4double RePartDielectricConst(G4double energy) ;
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| 80 |
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| 81 | G4double ModuleSqDielectricConst( G4int intervalNumber,
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| 82 | G4double energy ) ;
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| 83 |
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| 84 | G4double DifPAIxSection( G4double omega ) ;
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| 85 | G4double DifPAIdEdx( G4double omega ) ;
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| 86 |
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| 87 | G4double PAIdNdxCherenkov( G4double omega ) ;
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| 88 |
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| 89 | G4double PAIdNdxPlasmon( G4double omega ) ;
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| 90 |
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| 91 | void IntegralPAIxSection(G4double bg2, G4double Tmax) ;
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| 92 | void IntegralCherenkov(G4double bg2, G4double Tmax) ;
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| 93 | void IntegralPlasmon(G4double bg2, G4double Tmax) ;
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| 94 |
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| 95 | void IntegralPAIdEdx(G4double bg2, G4double Tmax) ;
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| 96 |
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| 97 |
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| 98 | G4double GetPhotonLambda( G4double omega ) ;
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| 99 |
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| 100 |
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| 101 | G4double GetStepEnergyLoss( G4double step ) ;
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| 102 | G4double GetStepCerenkovLoss( G4double step ) ;
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| 103 | G4double GetStepPlasmonLoss( G4double step ) ;
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| 104 |
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| 105 | // Inline access functions
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| 106 |
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| 107 |
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| 108 | G4int GetIntervalNumber() const { return fIntervalNumber ; }
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| 109 | G4int GetBinPAI() const { return fPAIbin ; }
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| 110 |
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| 111 | G4double GetNormalizationCof() const { return fNormalizationCof ; }
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| 112 |
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| 113 | G4double GetMatSandiaMatrix(G4int i, G4int j) const
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| 114 | { return (*(*fMatSandiaMatrix)[i])[j]; }
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| 115 |
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| 116 | G4PhysicsLogVector* GetPAIxscVector() const { return fPAIxscVector;}
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| 117 | G4PhysicsLogVector* GetPAIdEdxVector() const { return fPAIdEdxVector;}
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| 118 | G4PhysicsLogVector* GetPAIphotonVector() const { return fPAIphotonVector;}
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| 119 | G4PhysicsLogVector* GetPAIelectronVector() const { return fPAIelectronVector;}
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| 120 | G4PhysicsLogVector* GetChCosSqVector() const { return fChCosSqVector;}
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| 121 | G4PhysicsLogVector* GetChWidthVector() const { return fChWidthVector;}
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| 122 |
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| 123 | protected :
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| 124 |
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| 125 | private :
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| 126 |
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| 127 | // Local class constants
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| 128 |
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| 129 | static const G4double fDelta ; // energy shift from interval border = 0.001
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| 130 | static const G4int fPAIbin;
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| 131 | static const G4double fSolidDensity; // ~the border between gases and solids
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| 132 |
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| 133 | G4int fIntervalNumber; // The number of energy intervals
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| 134 | G4double fNormalizationCof; // Normalization cof for PhotoAbsorptionXsection
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| 135 | G4int fCurrentInterval;
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| 136 | G4int fIntervalTmax;
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| 137 | G4double fBetaGammaSq ; // (beta*gamma)^2
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| 138 | G4double fTmax;
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| 139 | G4double fDensity ; // Current density
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| 140 | G4double fElectronDensity ; // Current electron (number) density
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| 141 |
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| 142 | // Arrays of Sandia coefficients
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| 143 |
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| 144 | G4OrderedTable* fMatSandiaMatrix;
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| 145 | G4SandiaTable* fSandia;
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| 146 |
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| 147 | // vectors of integral cross-sections
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| 148 |
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| 149 | G4PhysicsLogVector* fPAIxscVector;
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| 150 | G4PhysicsLogVector* fPAIdEdxVector;
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| 151 | G4PhysicsLogVector* fPAIphotonVector;
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| 152 | G4PhysicsLogVector* fPAIelectronVector;
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| 153 | G4PhysicsLogVector* fChCosSqVector;
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| 154 | G4PhysicsLogVector* fChWidthVector;
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| 155 |
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| 156 | };
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| 157 |
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| 158 | #endif
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| 159 |
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| 160 | //
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| 161 | //
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| 162 | ///////////////// end of G4InitXscPAI header file //////////////////////
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