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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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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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24 | // ******************************************************************** |
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25 | // |
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26 | #ifndef G4FTFParameters_h |
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27 | #define G4FTFParameters_h 1 |
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28 | // |
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29 | // $Id: G4FTFParameters.hh,v 1.2 2008/06/13 12:49:23 vuzhinsk Exp $ |
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30 | // GEANT4 tag $Name: geant4-09-02 $ |
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31 | // |
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32 | #include "G4Proton.hh" |
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33 | class G4FTFParameters |
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34 | { |
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35 | |
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36 | public: |
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37 | G4FTFParameters(const G4ParticleDefinition * , G4double theA, |
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38 | G4double theZ, |
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39 | G4double s); |
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40 | |
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41 | ~G4FTFParameters(); |
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42 | |
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43 | // --------- Set geometrical parameteres ----------------------------- |
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44 | void SethNcmsEnergy(const G4double s); |
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45 | void SetTotalCrossSection(const G4double Xtotal); |
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46 | void SetElastisCrossSection(const G4double Xelastic); |
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47 | void SetInelasticCrossSection(const G4double Xinelastic); |
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48 | void SetProbabilityOfElasticScatt(const G4double Xtotal, const G4double Xelastic); |
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49 | void SetProbabilityOfElasticScatt(const G4double aValue); |
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50 | |
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51 | void SetRadiusOfHNinteractions2(const G4double Radius2); |
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52 | void SetSlope(const G4double Slope); |
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53 | void SetGamma0(const G4double Gamma0); |
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54 | |
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55 | G4double GammaElastic(const G4double impactsquare) |
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56 | {return (FTFGamma0 * std::exp(-FTFSlope * impactsquare));}; |
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57 | |
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58 | // --------- Set parameters of elastic scattering -------------------- |
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59 | void SetAvaragePt2ofElasticScattering(const G4double aPt2); |
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60 | |
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61 | // --------- Set parameters of excitations --------------------------- |
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62 | void SetProjMinDiffMass(const G4double aValue); // Uzhi 19.04.08 |
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63 | void SetProjMinNonDiffMass(const G4double aValue); |
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64 | void SetProbabilityOfProjDiff(const G4double aValue); |
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65 | |
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66 | void SetTarMinDiffMass(const G4double aValue); // Uzhi 19.04.08 |
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67 | void SetTarMinNonDiffMass(const G4double aValue); |
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68 | void SetProbabilityOfTarDiff(const G4double aValue); |
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69 | |
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70 | void SetAveragePt2(const G4double aValue); |
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71 | |
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72 | // Perevod mass*GeV Pt2*GeV*GeV |
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73 | |
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74 | // --------- Get geometrical parameteres ----------------------------- |
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75 | G4double GetTotalCrossSection(); |
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76 | G4double GetElasticCrossSection(); |
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77 | G4double GetInelasticCrossSection(); |
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78 | G4double GetProbabilityOfElasticScatt(); |
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79 | |
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80 | G4double GetSlope(); |
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81 | |
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82 | G4double GetProbabilityOfInteraction(const G4double impactsquare); |
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83 | G4double GetInelasticProbability(const G4double impactsquare); |
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84 | |
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85 | // --------- Get parameters of elastic scattering -------------------- |
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86 | G4double GetAvaragePt2ofElasticScattering(); |
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87 | |
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88 | // --------- Get parameters of excitations --------------------------- |
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89 | G4double GetProjMinDiffMass(); // Uzhi 19.04.08 |
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90 | G4double GetProjMinNonDiffMass(); |
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91 | G4double GetProbabilityOfProjDiff(); |
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92 | |
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93 | G4double GetTarMinDiffMass(); // Uzhi 19.04.08 |
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94 | G4double GetTarMinNonDiffMass(); |
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95 | G4double GetProbabilityOfTarDiff(); |
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96 | |
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97 | |
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98 | G4double GetAveragePt2(); |
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99 | // private: |
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100 | |
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101 | G4FTFParameters(); |
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102 | |
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103 | // ------------ Initial energy of hN interactions -------------------- |
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104 | G4double FTFhNcmsEnergy; // Initial hN CMS energy |
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105 | |
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106 | // ------------ Geometrical parameteres ------------------------------ |
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107 | G4double FTFXtotal; // Total X in mb |
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108 | G4double FTFXelastic; // Elastic X in mb |
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109 | G4double FTFXinelastic; // Inelastic X in mb |
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110 | G4double ProbabilityOfElasticScatt; // Xel/Xtot |
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111 | G4double RadiusOfHNinteractions2; // Xtot/pi, in fn^2 |
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112 | G4double FTFSlope; // in fm^-1 |
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113 | G4double AvaragePt2ofElasticScattering; // in MeV^2 |
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114 | G4double FTFGamma0; |
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115 | |
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116 | // --------- Parameters of excitations ------------------------------- |
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117 | G4double ProjMinDiffMass; // Uzhi 19.04.08 |
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118 | G4double ProjMinNonDiffMass; |
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119 | G4double ProbabilityOfProjDiff; |
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120 | |
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121 | G4double TarMinDiffMass; |
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122 | G4double TarMinNonDiffMass; |
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123 | G4double ProbabilityOfTarDiff; |
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124 | |
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125 | G4double AveragePt2; |
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126 | }; |
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127 | |
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128 | // -------------------------------------------------------------------- |
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129 | inline void G4FTFParameters::SethNcmsEnergy(const G4double s) |
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130 | {FTFhNcmsEnergy = s;} |
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131 | |
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132 | // --------- Set geometrical parameteres ------------------------------ |
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133 | inline void G4FTFParameters::SetTotalCrossSection(const G4double Xtotal) |
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134 | {FTFXtotal = Xtotal;} |
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135 | |
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136 | inline void G4FTFParameters::SetElastisCrossSection(const G4double Xelastic) |
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137 | {FTFXelastic = Xelastic;} |
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138 | |
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139 | inline void G4FTFParameters::SetInelasticCrossSection(const G4double Xinelastic) |
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140 | {FTFXinelastic = Xinelastic;} |
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141 | |
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142 | inline void G4FTFParameters::SetProbabilityOfElasticScatt(const G4double Xtotal, |
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143 | const G4double Xelastic) |
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144 | { |
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145 | if(Xtotal==0.) {ProbabilityOfElasticScatt = 0.;} |
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146 | else {ProbabilityOfElasticScatt = Xelastic/Xtotal;}; |
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147 | } |
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148 | |
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149 | inline void G4FTFParameters::SetProbabilityOfElasticScatt(const G4double aValue) |
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150 | {ProbabilityOfElasticScatt = aValue;} |
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151 | |
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152 | inline void G4FTFParameters::SetRadiusOfHNinteractions2(const G4double Radius2) |
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153 | {RadiusOfHNinteractions2 = Radius2;} |
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154 | |
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155 | inline void G4FTFParameters::SetSlope(const G4double Slope) |
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156 | {FTFSlope = 12.84/Slope;} // Slope is in GeV^-2, FTFSlope in fm^-2 |
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157 | |
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158 | inline void G4FTFParameters::SetGamma0(const G4double Gamma0) |
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159 | {FTFGamma0 = Gamma0;} |
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160 | |
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161 | // --------- Set parameters of elastic scattering --------------------- |
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162 | inline void G4FTFParameters::SetAvaragePt2ofElasticScattering(const G4double aPt2) |
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163 | { |
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164 | //G4cout<<"Pt2 El "<<aPt2<<" "<<std::sqrt(aPt2)<<G4endl; |
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165 | //G4int Uzhi; G4cin>>Uzhi; |
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166 | AvaragePt2ofElasticScattering = aPt2;} |
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167 | |
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168 | // --------- Set parameters of excitations ---------------------------- |
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169 | inline void G4FTFParameters::SetProjMinDiffMass(const G4double aValue) // Uzhi 19.04.08 |
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170 | {ProjMinDiffMass = aValue*GeV;} |
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171 | inline void G4FTFParameters::SetProjMinNonDiffMass(const G4double aValue) |
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172 | {ProjMinNonDiffMass = aValue*GeV;} |
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173 | inline void G4FTFParameters::SetProbabilityOfProjDiff(const G4double aValue) |
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174 | {ProbabilityOfProjDiff = aValue;} |
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175 | |
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176 | inline void G4FTFParameters::SetTarMinDiffMass(const G4double aValue) // Uzhi 19.04.08 |
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177 | {TarMinDiffMass = aValue*GeV;} |
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178 | inline void G4FTFParameters::SetTarMinNonDiffMass(const G4double aValue) |
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179 | {TarMinNonDiffMass = aValue*GeV;} |
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180 | inline void G4FTFParameters::SetProbabilityOfTarDiff(const G4double aValue) |
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181 | {ProbabilityOfTarDiff = aValue;} |
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182 | |
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183 | inline void G4FTFParameters::SetAveragePt2(const G4double aValue) |
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184 | {AveragePt2 = aValue*GeV*GeV;} |
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185 | |
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186 | // --------- Get geometrical parameteres ------------------------------ |
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187 | inline G4double G4FTFParameters::GetTotalCrossSection() {return FTFXtotal;} |
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188 | inline G4double G4FTFParameters::GetElasticCrossSection() {return FTFXelastic;} |
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189 | inline G4double G4FTFParameters::GetInelasticCrossSection() {return FTFXinelastic;} |
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190 | |
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191 | inline G4double G4FTFParameters::GetSlope() {return FTFSlope;} |
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192 | |
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193 | inline G4double G4FTFParameters::GetProbabilityOfInteraction(const G4double impactsquare) |
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194 | { |
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195 | if(RadiusOfHNinteractions2 > impactsquare) {return 1.;} |
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196 | else {return 0.;} |
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197 | } |
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198 | |
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199 | inline G4double G4FTFParameters::GetProbabilityOfElasticScatt() |
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200 | {return ProbabilityOfElasticScatt;} |
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201 | |
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202 | inline G4double G4FTFParameters::GetInelasticProbability( const G4double impactsquare) |
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203 | { |
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204 | G4double Gamma = GammaElastic(impactsquare); |
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205 | return 2 * Gamma - Gamma *Gamma; |
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206 | } |
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207 | |
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208 | // --------- Get parameters of elastic scattering --------------------- |
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209 | inline G4double G4FTFParameters::GetAvaragePt2ofElasticScattering() |
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210 | {return AvaragePt2ofElasticScattering;} |
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211 | |
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212 | // --------- Get parameters of excitations --------------------------- |
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213 | inline G4double G4FTFParameters::GetProjMinDiffMass() {return ProjMinDiffMass;} |
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214 | inline G4double G4FTFParameters::GetProjMinNonDiffMass() {return ProjMinNonDiffMass;} |
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215 | inline G4double G4FTFParameters::GetProbabilityOfProjDiff() {return ProbabilityOfProjDiff;} |
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216 | |
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217 | inline G4double G4FTFParameters::GetTarMinDiffMass() {return TarMinDiffMass;} |
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218 | inline G4double G4FTFParameters::GetTarMinNonDiffMass() {return TarMinNonDiffMass;} |
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219 | inline G4double G4FTFParameters::GetProbabilityOfTarDiff() {return ProbabilityOfTarDiff;} |
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220 | |
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221 | inline G4double G4FTFParameters::GetAveragePt2() {return AveragePt2;} |
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222 | |
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223 | #endif |
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