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 | // |
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28 | // |
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29 | // |
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30 | // |
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31 | // Test routine for cerenkov proximity geometry taking into account reflection |
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32 | // |
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33 | // History: |
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34 | // |
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35 | // 07.11.07, V. Grichine |
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36 | |
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37 | #include "G4ios.hh" |
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38 | #include <fstream> |
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39 | #include <cmath> |
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40 | #include "globals.hh" |
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41 | #include "Randomize.hh" |
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42 | #include "G4RandomDirection.hh" |
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43 | #include "G4UnitsTable.hh" |
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44 | #include "G4Timer.hh" |
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45 | |
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46 | |
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47 | #include <iomanip> |
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48 | |
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49 | #include "G4Isotope.hh" |
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50 | #include "G4Element.hh" |
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51 | #include "G4Material.hh" |
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52 | #include "G4MaterialCutsCouple.hh" |
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53 | #include "G4Region.hh" |
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54 | #include "G4ProductionCuts.hh" |
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55 | #include "G4RegionStore.hh" |
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56 | #include "G4MaterialTable.hh" |
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57 | |
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58 | #include "G4Box.hh" |
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59 | #include "G4LogicalVolume.hh" |
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60 | |
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61 | #include "G4Cerenkov.hh" |
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62 | |
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63 | #include "G4ParticleDefinition.hh" |
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64 | #include "G4Proton.hh" |
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65 | |
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66 | |
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67 | int main() |
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68 | { |
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69 | G4int i, iMax = 20; // , k, kMax; |
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70 | |
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71 | // G4double energy, refA, refB, gamma, numberBC, numberABC, beta, protonMass, protonMom; |
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72 | |
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73 | std::ofstream writef("PbWO4.dat", std::ios::out ) ; |
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74 | writef.setf( std::ios::scientific, std::ios::floatfield ); |
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75 | |
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76 | /* |
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77 | |
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78 | |
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79 | // Arrays of CMS crystal dimensions, table 3.2 from ECAL TDR |
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80 | |
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81 | G4double cmsAF[17] = { 21.83, 21.83, 21.83, 21.83, 21.83, |
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82 | 21.83, 21.83, 21.83, 21.83, |
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83 | 21.83, 21.83, 21.83, 21.83, |
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84 | 21.83, 21.83, 21.83, 21.83 }; |
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85 | |
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86 | G4double cmsBF[17] = { 23.59, 22.22, 22.34, 22.47, 22.61, |
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87 | 22.60, 22.55, 22.67, 22.82, |
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88 | 23.08, 23.14, 23.29, 23.47, |
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89 | 23.71, 23.88, 24.06, 24.29 }; |
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90 | |
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91 | G4double cmsCF[17] = { 21.85, 21.87, 21.91, 21.94, 21.97, |
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92 | 22.00, 22.03, 22.05, 22.08, |
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93 | 22.10, 22.12, 22.14, 22.15, |
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94 | 22.17, 22.18, 22.20, 22.21 }; |
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95 | |
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96 | |
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97 | G4double cmsAR[17] = { 25.84, 25.81, 25.75, 25.67, 25.56, |
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98 | 25.43, 25.29, 25.14, 24.98, |
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99 | 24.82, 24.65, 24.49, 24.33, |
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100 | 24.17, 24.02, 23.88, 23.74 }; |
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101 | |
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102 | G4double cmsBR[17] = { 25.48, 26.22, 26.28, 26.32, 26.34, |
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103 | 26.18, 25.96, 25.92, 25.90, |
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104 | 26.00, 25.89, 25.86, 25.87, |
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105 | 25.95, 25.96, 25.99, 26.07 }; |
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106 | |
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107 | G4double cmsCR[17] = { 25.86, 25.86, 25.84, 25.80, 25.72, |
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108 | 25.63, 25.52, 25.39, 25.26, |
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109 | 25.12, 24.97, 24.83, 24.68, |
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110 | 24.54, 24.40, 24.27, 24.15 }; |
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111 | |
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112 | iMax = 17; |
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113 | |
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114 | G4double meanAF = 0., meanBF = 0., meanCF = 0., |
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115 | meanAR = 0., meanBR = 0., meanCR = 0.; |
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116 | |
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117 | for(i=0;i<iMax;i++) |
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118 | { |
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119 | meanAF += cmsAF[i]; |
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120 | meanBF += cmsBF[i]; |
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121 | meanCF += cmsCF[i]; |
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122 | meanAR += cmsAR[i]; |
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123 | meanBR += cmsBR[i]; |
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124 | meanCR += cmsCR[i]; |
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125 | } |
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126 | meanAF /= iMax; |
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127 | meanCF /= iMax; |
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128 | meanBF /= iMax; |
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129 | meanAR /= iMax; |
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130 | meanBR /= iMax; |
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131 | meanCR /= iMax; |
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132 | |
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133 | G4double meanBFR = 0.5*(meanBF + meanBR); |
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134 | G4double meanAFR = 0.5*(meanAF + meanAR); |
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135 | G4double meanCFR = 0.5*(meanCF + meanCR); |
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136 | G4double meanACFR = 0.5*(meanCFR + meanAFR); |
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137 | |
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138 | G4cout <<"meanAF = " << meanAF << "; meanBF = "<<meanBF << "; meanCF = " << meanCF << G4endl; |
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139 | |
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140 | G4cout << "meanAR = " << meanAR << "; meanBR = "<<meanBR << "; meanCR = "<<meanCR << G4endl; |
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141 | |
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142 | G4cout << "meanACFR = " << meanACFR << "; meanBFR = "<<meanBFR << G4endl; |
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143 | |
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144 | */ |
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145 | |
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146 | G4double lambda[14] = { 375., 400., 425., 450., 475., |
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147 | 500., 525., 550., 575., 600., |
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148 | 625., 650., 675., 700. }; |
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149 | |
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150 | G4double omega, photonEnergy[14], meanRefInd[14], isoRefInd[14], ratio, ratio2, cofInd, pmsqrt, |
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151 | isoratio, isolog; |
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152 | |
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153 | iMax = 14; |
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154 | |
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155 | for( i = 0; i < iMax; i++ ) lambda[i] *= nanometer; |
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156 | |
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157 | for( i = 0; i < iMax; i++ ) |
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158 | { |
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159 | omega = 2*pi*hbarc/lambda[i]; |
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160 | photonEnergy[i] = omega; |
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161 | G4cout<<lambda[i]/nanometer<<" nm; "<<omega/eV<<" eV"<<G4endl; |
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162 | } |
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163 | |
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164 | |
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165 | G4double ordinaryRefInd[14] = { 2.452, 2.393, 2.353, 2.323, 2.301, |
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166 | 2.284, 2.270, 2.259, 2.250, 2.242, |
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167 | 2.236, 2.230, 2.226, 2.221 }; |
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168 | |
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169 | |
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170 | G4double extraordinaryRefInd[14] = { 2.297, 2.260, 2.236, 2.218, 2.205, |
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171 | 2.194, 2.186, 2.178, 2.173, 2.169, |
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172 | 2.164, 2.161, 2.158, 2.156 }; |
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173 | |
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174 | G4double fastSpectrum[14] = { 37., 84., 117., 121., 102., |
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175 | 72., 46., 23., 9., 0., |
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176 | 0., 0., 0., 0. }; |
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177 | |
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178 | // in mm from plot |
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179 | |
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180 | G4double alphaCof[14] = { 42, 34, 34, 27, 20, |
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181 | 15, 13, 11, 10, 10, |
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182 | 10, 10, 10, 10 }; |
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183 | |
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184 | |
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185 | G4cout<<G4endl; |
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186 | |
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187 | for( i = 0; i < iMax; i++ ) |
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188 | { |
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189 | ratio = ordinaryRefInd[i]/extraordinaryRefInd[i]; |
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190 | pmsqrt = std::sqrt( (ordinaryRefInd[i]-extraordinaryRefInd[i])* |
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191 | (ordinaryRefInd[i]+extraordinaryRefInd[i]) ); |
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192 | ratio2 = ratio*ratio; |
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193 | cofInd = std::sqrt( ratio2 - 1. ); |
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194 | meanRefInd[i] = std::asin(cofInd/ratio)*ordinaryRefInd[i]/cofInd; |
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195 | |
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196 | isolog = std::log( ratio + pmsqrt/extraordinaryRefInd[i] ); |
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197 | isoratio = ordinaryRefInd[i]*pmsqrt/isolog; |
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198 | isoRefInd[i] = std::sqrt(isoratio); |
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199 | G4cout << lambda[i]/nanometer<<" nm; " << photonEnergy[i]/eV << " eV" |
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200 | << "\t"<< ordinaryRefInd[i]<< "\t"<< meanRefInd[i]<<"\t" |
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201 | << isoRefInd[i]<<"\t" << extraordinaryRefInd[i] << G4endl; |
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202 | |
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203 | writef |
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204 | // <<lambda[i]/nanometer<<" * nanometer "<<photonEnergy[i]/eV<<" * eV" |
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205 | <<"\t"<<ordinaryRefInd[i]<< "\t"<< meanRefInd[i]<<"\t" |
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206 | << isoRefInd[i]<<"\t" <<extraordinaryRefInd[i]<<G4endl; |
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207 | } |
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208 | G4cout<<G4endl; |
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209 | |
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210 | for( i = iMax - 1; i >= 0; i-- ) |
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211 | { |
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212 | G4cout << photonEnergy[i]/eV << "*eV, " ; // << G4endl; |
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213 | } |
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214 | |
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215 | G4cout<<G4endl; |
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216 | |
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217 | for( i = iMax - 1; i >= 0; i-- ) |
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218 | { |
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219 | G4cout << isoRefInd[i] << ", " ; // << G4endl; |
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220 | } |
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221 | G4cout<<G4endl; |
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222 | |
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223 | for( i = iMax - 1; i >= 0; i-- ) |
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224 | { |
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225 | G4cout << fastSpectrum[i] << ", " ; // << G4endl; |
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226 | } |
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227 | G4cout<<G4endl; |
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228 | |
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229 | G4double aCof, absLength; |
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230 | |
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231 | for( i = iMax - 1; i >= 0; i-- ) |
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232 | { |
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233 | aCof = alphaCof[i]*0.025/166.5; |
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234 | |
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235 | absLength = 1/aCof; |
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236 | |
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237 | G4cout << absLength << "*cm, " ; // << G4endl; |
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238 | } |
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239 | G4cout<<G4endl; |
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240 | |
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241 | /* |
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242 | |
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243 | G4double aE, bE, delta, sinT, cosT, sinP, BA, B, D, theta, phi, beta2; |
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244 | G4double det2, det, y1, y2, y3, y4, b2pm, b2re; |
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245 | |
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246 | iMax = 10; |
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247 | kMax = 12; |
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248 | |
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249 | // ref. index values for |
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250 | |
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251 | aE = 2.323*2.323; |
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252 | bE = 2.218*2.218; |
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253 | delta = bE - aE; |
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254 | beta2 = 0.195; // 0.194; // 1.; |
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255 | G4cout<<"1/aE ="<<1/aE<<"\t"<<"1/bE ="<<1/bE<<G4endl<<G4endl; |
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256 | writef<<"1/aE ="<<1/aE<<"\t"<<"1/bE ="<<1/bE<<G4endl<<G4endl; |
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257 | G4cout<<"beta = "<<std::sqrt(beta2)<<"\t"<<"beta2 = "<<beta2<<G4endl<<G4endl; |
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258 | writef<<"beta = "<<std::sqrt(beta2)<<"\t"<<"beta2 = "<<beta2<<G4endl<<G4endl; |
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259 | |
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260 | for( i = 0; i <= iMax; i++) |
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261 | { |
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262 | theta = i*90*degree/iMax; |
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263 | cosT = std::cos(theta); |
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264 | sinT = std::sin(theta); |
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265 | |
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266 | b2pm = cosT*cosT/aE + sinT*sinT/bE; |
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267 | |
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268 | G4cout<<"theta = "<<theta/degree<<" degrees"<<"; b2pm = "<<b2pm<<G4endl<<G4endl; |
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269 | writef<<"theta = "<<theta/degree<<" degrees"<<"; b2pm = "<<b2pm<<G4endl<<G4endl; |
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270 | |
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271 | G4cout<<"phi "<<"\t"<<"y1 "<<"\t"<<"y2 "<<"\t"<<"b2re "<<"\t"<<"b2pm-b2re "<<G4endl<<G4endl; |
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272 | writef<<"phi "<<"\t"<<"y1 "<<"\t"<<"y2 "<<"\t"<<"b2re "<<"\t"<<"b2pm-b2re "<<G4endl<<G4endl; |
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273 | |
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274 | |
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275 | for( k = 0; k <= kMax; k++) |
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276 | { |
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277 | phi = k*360*degree/kMax; |
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278 | sinP = std::sin(phi); |
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279 | |
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280 | B = delta*sinT*sinT*sinP*sinP + aE; |
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281 | BA = delta*cosT*cosT + aE*(1 - bE*beta2); |
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282 | D = -delta*cosT*sinT*sinP; |
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283 | det2 = D*D - B*BA; |
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284 | b2re = ( 1 + delta*cosT*cosT/B )/bE; |
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285 | |
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286 | if( det2 < 0.) |
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287 | { |
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288 | G4cout<<phi/degree<<"\t"<<"no y1 "<<"\t"<<"no y2 "<<"\t"<<b2re<<"\t"<<b2pm-b2re<<G4endl; |
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289 | writef<<phi/degree<<"\t"<<"no y1 "<<"\t"<<"no y2 "<<"\t"<<b2re<<"\t"<<b2pm-b2re<<G4endl; |
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290 | } |
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291 | else |
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292 | { |
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293 | det = std::sqrt(det2); |
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294 | y1 = (-D + det)/B; |
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295 | y2 = (-D - det)/B; |
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296 | // y3 = (D + det)/B; |
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297 | // y4 = (D - det)/B; |
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298 | G4cout<<phi/degree<<"\t"<<y1<<"\t"<<y2<<"\t"<<b2re<<"\t"<<b2pm-b2re<<G4endl; |
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299 | writef<<phi/degree<<"\t"<<y1<<"\t"<<y2<<"\t"<<b2re<<"\t"<<b2pm-b2re<<G4endl; |
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300 | } |
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301 | } |
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302 | G4cout<<"aE/bE = "<<aE/bE<<G4endl; |
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303 | writef<<G4endl; |
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304 | } |
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305 | |
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306 | */ |
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307 | |
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308 | |
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309 | |
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310 | |
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311 | return 1 ; |
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312 | } |
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313 | |
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