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2 | // ******************************************************************** |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // |
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27 | // $Id: G4IonisParamMat.hh,v 1.12 2008/07/08 10:34:56 vnivanch Exp $ |
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28 | // GEANT4 tag $Name: HEAD $ |
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29 | // |
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30 | |
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31 | // class description |
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32 | // |
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33 | // The class contains few (physical) quantities related to the Ionisation |
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34 | // process, for a material defined by its pointer G4Material* |
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35 | // |
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36 | |
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37 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo.... |
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38 | |
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39 | // 09-07-98: data moved from G4Material (mma) |
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40 | // 09-03-01: copy constructor and assignement operator in public (mma) |
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41 | // 28-10-02: add setMeanExcitationEnergy (V.Ivanchenko) |
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42 | // 27-09-07: add computation of parameters for ions (V.Ivanchenko) |
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43 | // 04-03-08: add fBirks constant (mma) |
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44 | |
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45 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo.... |
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46 | |
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47 | #ifndef G4IonisParamMat_HH |
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48 | #define G4IonisParamMat_HH |
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49 | |
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50 | #include "G4ios.hh" |
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51 | #include "globals.hh" |
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52 | |
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53 | class G4Material; // forward declaration |
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54 | |
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55 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo.... |
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56 | |
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57 | class G4IonisParamMat // with description |
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58 | { |
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59 | public: |
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60 | |
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61 | G4IonisParamMat(G4Material*); |
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62 | virtual ~G4IonisParamMat(); |
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63 | |
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64 | // |
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65 | // retrieval methods |
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66 | // |
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67 | |
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68 | // parameters for mean energy loss calculation: |
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69 | G4double GetMeanExcitationEnergy() const {return fMeanExcitationEnergy;}; |
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70 | void SetMeanExcitationEnergy(G4double value); |
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71 | G4double FindMeanExcitationEnergy(const G4String& chFormula); |
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72 | G4double GetLogMeanExcEnergy() const {return fLogMeanExcEnergy;}; |
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73 | G4double* GetShellCorrectionVector() const {return fShellCorrectionVector;}; |
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74 | G4double GetTaul() const {return fTaul;}; |
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75 | |
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76 | // parameters of the density correction: |
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77 | G4double GetCdensity() const {return fCdensity;}; |
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78 | G4double GetMdensity() const {return fMdensity;}; |
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79 | G4double GetAdensity() const {return fAdensity;}; |
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80 | G4double GetX0density() const {return fX0density;}; |
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81 | G4double GetX1density() const {return fX1density;}; |
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82 | |
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83 | // parameters of the energy loss fluctuation model: |
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84 | G4double GetF1fluct() const {return fF1fluct;}; |
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85 | G4double GetF2fluct() const {return fF2fluct;}; |
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86 | G4double GetEnergy1fluct() const {return fEnergy1fluct;}; |
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87 | G4double GetLogEnergy1fluct() const {return fLogEnergy1fluct;}; |
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88 | G4double GetEnergy2fluct() const {return fEnergy2fluct;}; |
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89 | G4double GetLogEnergy2fluct() const {return fLogEnergy2fluct;}; |
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90 | G4double GetEnergy0fluct() const {return fEnergy0fluct;}; |
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91 | G4double GetRateionexcfluct() const {return fRateionexcfluct;}; |
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92 | |
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93 | // parameters for ion corrections computations |
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94 | G4double GetZeffective() const {return fZeff;}; |
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95 | G4double GetFermiEnergy() const {return fFermiEnergy;}; |
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96 | G4double GetLFactor() const {return fLfactor;}; |
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97 | |
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98 | // parameters for Birks attenuation: |
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99 | void SetBirksConstant(G4double value) {fBirks = value;}; |
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100 | G4double GetBirksConstant() const {return fBirks;}; |
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101 | |
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102 | // parameters for average energy per ion |
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103 | void SetMeanEnergyPerIonPair(G4double value) {fMeanEnergyPerIon = value;}; |
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104 | G4double GetMeanEnergyPerIonPair() const {return fMeanEnergyPerIon;}; |
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105 | |
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106 | public: // without description |
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107 | |
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108 | G4IonisParamMat(const G4IonisParamMat&); |
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109 | const G4IonisParamMat& operator=(const G4IonisParamMat&); |
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110 | G4int operator==(const G4IonisParamMat&) const; |
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111 | G4int operator!=(const G4IonisParamMat&) const; |
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112 | |
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113 | G4IonisParamMat(__void__&); |
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114 | // Fake default constructor for usage restricted to direct object |
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115 | // persistency for clients requiring preallocation of memory for |
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116 | // persistifiable objects. |
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117 | |
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118 | private: |
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119 | |
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120 | // Compute mean parameters : ExcitationEnergy,Shell corretion vector ... |
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121 | void ComputeMeanParameters(); |
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122 | |
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123 | // Compute parameters for the density effect |
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124 | void ComputeDensityEffect(); |
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125 | |
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126 | // Compute parameters for the energy fluctuation model |
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127 | void ComputeFluctModel(); |
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128 | |
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129 | // Compute parameters for ion parameterizations |
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130 | void ComputeIonParameters(); |
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131 | |
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132 | private: |
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133 | |
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134 | // |
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135 | // data members |
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136 | // |
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137 | G4Material* fMaterial; // this material |
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138 | |
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139 | // parameters for mean energy loss calculation |
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140 | G4double fMeanExcitationEnergy; // |
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141 | G4double fLogMeanExcEnergy; // |
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142 | G4double* fShellCorrectionVector; // shell correction coefficients |
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143 | G4double fTaul; // lower limit of Bethe-Bloch formula |
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144 | |
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145 | // parameters of the density correction.... |
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146 | G4double fCdensity; // mat.constant |
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147 | G4double fMdensity; // exponent |
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148 | G4double fAdensity; // |
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149 | G4double fX0density; // |
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150 | G4double fX1density; // |
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151 | |
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152 | // parameters of the energy loss fluctuation model |
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153 | G4double fF1fluct; |
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154 | G4double fF2fluct; |
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155 | G4double fEnergy1fluct; |
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156 | G4double fLogEnergy1fluct; |
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157 | G4double fEnergy2fluct; |
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158 | G4double fLogEnergy2fluct; |
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159 | G4double fEnergy0fluct; |
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160 | G4double fRateionexcfluct; |
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161 | |
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162 | // parameters for ion corrections computations |
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163 | G4double fZeff; |
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164 | G4double fFermiEnergy; |
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165 | G4double fLfactor; |
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166 | |
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167 | // parameter for Birks attenuation |
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168 | G4double fBirks; |
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169 | // average energy per ion pair |
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170 | G4double fMeanEnergyPerIon; |
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171 | }; |
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172 | |
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173 | #endif |
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