[822] | 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: G4SandiaTable.cc,v 1.34 2007/10/02 10:13:33 vnivanch Exp $ |
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[1196] | 28 | // GEANT4 tag $Name: materials-V09-02-18 $ |
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[822] | 29 | // |
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| 30 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo.... |
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| 31 | // |
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| 32 | // 10.06.97 created. V. Grichine |
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| 33 | // 18.11.98 simplified public interface; new methods for materials. mma |
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| 34 | // 31.01.01 redesign of ComputeMatSandiaMatrix(). mma |
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| 35 | // 16.02.01 adapted for STL. mma |
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| 36 | // 22.02.01 GetsandiaCofForMaterial(energy) return 0 below lowest interval mma |
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| 37 | // 03.04.01 fnulcof returned if energy < emin |
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| 38 | // 10.07.01 Migration to STL. M. Verderi. |
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| 39 | // 03.02.04 Update distructor V.Ivanchenko |
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| 40 | // 05.03.04 New methods for old sorting algorithm for PAI model. V.Grichine |
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| 41 | // |
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| 42 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo.... |
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| 43 | |
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| 44 | |
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| 45 | #include "G4SandiaTable.hh" |
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| 46 | #include "G4StaticSandiaData.hh" |
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| 47 | #include "G4Material.hh" |
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| 48 | #include "G4MaterialTable.hh" |
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| 49 | |
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| 50 | G4int G4SandiaTable::fCumulInterval[101]; |
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| 51 | G4double G4SandiaTable::fSandiaCofPerAtom[4]; |
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| 52 | G4double const G4SandiaTable::funitc[4] = {cm2*keV/g, |
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| 53 | cm2*keV*keV/g, |
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| 54 | cm2*keV*keV*keV/g, |
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| 55 | cm2*keV*keV*keV*keV/g}; |
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| 56 | |
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| 57 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo.... |
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| 58 | |
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| 59 | G4SandiaTable::G4SandiaTable(G4Material* material) |
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| 60 | : fMaterial(material) |
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| 61 | { |
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| 62 | fMatSandiaMatrix = 0; |
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| 63 | fMatSandiaMatrixPAI = 0; |
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| 64 | fPhotoAbsorptionCof = 0; |
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| 65 | |
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| 66 | //build the CumulInterval array |
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| 67 | fCumulInterval[0] = 1; |
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| 68 | for (G4int Z=1; Z<101; Z++) { |
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| 69 | fCumulInterval[Z] = fCumulInterval[Z-1] + fNbOfIntervals[Z]; |
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| 70 | } |
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| 71 | //compute macroscopic Sandia coefs for a material |
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| 72 | ComputeMatSandiaMatrix(); |
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| 73 | |
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| 74 | //initialisation of fnulcof |
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| 75 | fnulcof[0] = fnulcof[1] = fnulcof[2] = fnulcof[3] = 0.; |
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| 76 | } |
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| 77 | |
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| 78 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo.... |
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| 79 | |
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| 80 | // Fake default constructor - sets only member data and allocates memory |
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| 81 | // for usage restricted to object persistency |
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| 82 | |
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| 83 | G4SandiaTable::G4SandiaTable(__void__&) |
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| 84 | : fMaterial(0), fMatSandiaMatrix(0), fPhotoAbsorptionCof(0) |
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| 85 | { |
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| 86 | } |
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| 87 | |
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| 88 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo.... |
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| 89 | |
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| 90 | G4SandiaTable::~G4SandiaTable() |
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| 91 | { |
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| 92 | if(fMatSandiaMatrix) { |
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| 93 | fMatSandiaMatrix->clearAndDestroy(); |
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| 94 | delete fMatSandiaMatrix; |
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| 95 | } |
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| 96 | if(fMatSandiaMatrixPAI) { |
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| 97 | fMatSandiaMatrixPAI->clearAndDestroy(); |
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| 98 | delete fMatSandiaMatrixPAI; |
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| 99 | } |
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| 100 | if(fPhotoAbsorptionCof) |
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| 101 | { |
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| 102 | delete [] fPhotoAbsorptionCof ; |
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| 103 | } |
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| 104 | } |
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| 105 | |
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| 106 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo.... |
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| 107 | |
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| 108 | G4double G4SandiaTable::GetZtoA(G4int Z) |
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| 109 | { |
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| 110 | return fZtoAratio[Z]; |
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| 111 | } |
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| 112 | |
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| 113 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo.... |
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| 114 | |
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| 115 | G4double* |
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| 116 | G4SandiaTable::GetSandiaCofPerAtom(G4int Z, G4double energy) |
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| 117 | { |
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| 118 | assert (Z > 0 && Z < 101); |
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| 119 | |
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| 120 | G4double Emin = fSandiaTable[fCumulInterval[Z-1]][0]*keV; |
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| 121 | G4double Iopot = fIonizationPotentials[Z]*eV; |
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| 122 | if (Iopot > Emin) Emin = Iopot; |
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| 123 | |
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| 124 | G4int interval = fNbOfIntervals[Z] - 1; |
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| 125 | G4int row = fCumulInterval[Z-1] + interval; |
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| 126 | while ((interval>0) && (energy<fSandiaTable[row][0]*keV)) { |
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| 127 | --interval; |
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| 128 | row = fCumulInterval[Z-1] + interval; |
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| 129 | } |
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| 130 | if (energy >= Emin) |
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| 131 | { |
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| 132 | G4double AoverAvo = Z*amu/fZtoAratio[Z]; |
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| 133 | |
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| 134 | fSandiaCofPerAtom[0]=AoverAvo*funitc[0]*fSandiaTable[row][1]; |
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| 135 | fSandiaCofPerAtom[1]=AoverAvo*funitc[1]*fSandiaTable[row][2]; |
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| 136 | fSandiaCofPerAtom[2]=AoverAvo*funitc[2]*fSandiaTable[row][3]; |
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| 137 | fSandiaCofPerAtom[3]=AoverAvo*funitc[3]*fSandiaTable[row][4]; |
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| 138 | } |
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| 139 | else |
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| 140 | { |
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| 141 | fSandiaCofPerAtom[0] = fSandiaCofPerAtom[1] = fSandiaCofPerAtom[2] = |
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| 142 | fSandiaCofPerAtom[3] = 0.; |
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| 143 | } |
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| 144 | return fSandiaCofPerAtom; |
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| 145 | } |
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| 146 | |
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| 147 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo.... |
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| 148 | |
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| 149 | void G4SandiaTable::ComputeMatSandiaMatrix() |
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| 150 | { |
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| 151 | //get list of elements |
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| 152 | const G4int NbElm = fMaterial->GetNumberOfElements(); |
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| 153 | const G4ElementVector* ElementVector = fMaterial->GetElementVector(); |
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| 154 | |
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| 155 | G4int* Z = new G4int[NbElm]; //Atomic number |
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| 156 | |
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| 157 | // |
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| 158 | //determine the maximum number of energy-intervals for this material |
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| 159 | // |
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| 160 | G4int MaxIntervals = 0; |
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| 161 | G4int elm; |
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| 162 | for (elm=0; elm<NbElm; elm++) { |
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| 163 | Z[elm] = (G4int)(*ElementVector)[elm]->GetZ(); |
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| 164 | MaxIntervals += fNbOfIntervals[Z[elm]]; |
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| 165 | } |
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| 166 | |
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| 167 | // |
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| 168 | //copy the Energy bins in a tmp1 array |
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| 169 | //(take care of the Ionization Potential of each element) |
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| 170 | // |
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| 171 | G4double* tmp1 = new G4double[MaxIntervals]; |
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| 172 | G4double IonizationPot; |
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| 173 | G4int interval1=0; |
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| 174 | for (elm=0; elm<NbElm; elm++) { |
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| 175 | |
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| 176 | IonizationPot = GetIonizationPot(Z[elm]); |
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| 177 | for (G4int row=fCumulInterval[Z[elm]-1];row<fCumulInterval[Z[elm]];row++) { |
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| 178 | tmp1[interval1++] = std::max(fSandiaTable[row][0]*keV,IonizationPot); |
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| 179 | } |
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| 180 | } |
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| 181 | // |
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| 182 | //sort the energies in strickly increasing values in a tmp2 array |
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| 183 | //(eliminate redondances) |
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| 184 | // |
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| 185 | G4double* tmp2 = new G4double[MaxIntervals]; |
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| 186 | G4double Emin; |
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| 187 | G4int interval2 = 0; |
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| 188 | |
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| 189 | do { |
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| 190 | Emin = DBL_MAX; |
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| 191 | for (G4int i1=0; i1<MaxIntervals; i1++) { |
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| 192 | if (tmp1[i1] < Emin) Emin = tmp1[i1]; //find the minimum |
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| 193 | } |
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| 194 | if (Emin < DBL_MAX) tmp2[interval2++] = Emin; //copy Emin in tmp2 |
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| 195 | for (G4int j1=0; j1<MaxIntervals; j1++) { |
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| 196 | if (tmp1[j1] <= Emin) tmp1[j1] = DBL_MAX; //eliminate from tmp1 |
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| 197 | } |
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| 198 | } while (Emin < DBL_MAX); |
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| 199 | |
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| 200 | // |
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| 201 | //create the sandia matrix for this material |
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| 202 | // |
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| 203 | fMatSandiaMatrix = new G4OrderedTable(); |
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| 204 | G4int interval; |
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| 205 | for (interval=0; interval<interval2; interval++) { |
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| 206 | fMatSandiaMatrix->push_back(new G4DataVector(5,0.)); |
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| 207 | } |
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| 208 | // |
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| 209 | //ready to compute the Sandia coefs for the material |
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| 210 | // |
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| 211 | const G4double* NbOfAtomsPerVolume = fMaterial->GetVecNbOfAtomsPerVolume(); |
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| 212 | |
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| 213 | const G4double prec = 1.e-03*eV; |
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| 214 | G4double coef, oldsum(0.), newsum(0.); |
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| 215 | fMatNbOfIntervals = 0; |
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| 216 | |
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| 217 | for (interval=0; interval<interval2; interval++) { |
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| 218 | |
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| 219 | Emin = (*(*fMatSandiaMatrix)[fMatNbOfIntervals])[0] = tmp2[interval]; |
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| 220 | for (G4int k=1; k<5; k++) { |
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| 221 | (*(*fMatSandiaMatrix)[fMatNbOfIntervals])[k]=0.; |
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| 222 | } |
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| 223 | newsum = 0.; |
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| 224 | |
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| 225 | for (elm=0; elm<NbElm; elm++) { |
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| 226 | |
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| 227 | GetSandiaCofPerAtom(Z[elm], Emin+prec); |
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| 228 | for (G4int j=1; j<5; j++) { |
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| 229 | |
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| 230 | coef = NbOfAtomsPerVolume[elm]*fSandiaCofPerAtom[j-1]; |
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| 231 | (*(*fMatSandiaMatrix)[fMatNbOfIntervals])[j] += coef; |
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| 232 | newsum += std::abs(coef); |
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| 233 | } |
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| 234 | } |
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| 235 | |
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| 236 | //check for null or redondant intervals |
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| 237 | if (newsum != oldsum) { oldsum = newsum; fMatNbOfIntervals++;} |
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| 238 | } |
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| 239 | delete [] Z; |
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| 240 | delete [] tmp1; |
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| 241 | delete [] tmp2; |
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| 242 | } |
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| 243 | |
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| 244 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo.... |
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| 245 | |
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| 246 | void G4SandiaTable::ComputeMatSandiaMatrixPAI() |
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| 247 | { |
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| 248 | G4int MaxIntervals = 0; |
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| 249 | G4int elm, c, i, j, jj, k, k1, k2, c1, n1; |
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| 250 | |
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| 251 | const G4int noElm = fMaterial->GetNumberOfElements(); |
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| 252 | const G4ElementVector* ElementVector = fMaterial->GetElementVector(); |
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| 253 | G4int* Z = new G4int[noElm]; //Atomic number |
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| 254 | |
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| 255 | for (elm = 0; elm<noElm; elm++) |
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| 256 | { |
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| 257 | Z[elm] = (G4int)(*ElementVector)[elm]->GetZ(); |
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| 258 | MaxIntervals += fNbOfIntervals[Z[elm]]; |
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| 259 | } |
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| 260 | fMaxInterval = MaxIntervals + 2; |
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| 261 | |
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| 262 | // G4cout<<"fMaxInterval = "<<fMaxInterval<<G4endl ; |
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| 263 | |
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| 264 | G4double* fPhotoAbsorptionCof0 = new G4double[fMaxInterval]; |
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| 265 | G4double* fPhotoAbsorptionCof1 = new G4double[fMaxInterval]; |
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| 266 | G4double* fPhotoAbsorptionCof2 = new G4double[fMaxInterval]; |
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| 267 | G4double* fPhotoAbsorptionCof3 = new G4double[fMaxInterval]; |
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| 268 | G4double* fPhotoAbsorptionCof4 = new G4double[fMaxInterval]; |
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| 269 | |
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| 270 | for(c = 0 ; c<fMaxInterval ; c++) // just in case |
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| 271 | { |
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| 272 | fPhotoAbsorptionCof0[c] = 0. ; |
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| 273 | fPhotoAbsorptionCof1[c] = 0. ; |
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| 274 | fPhotoAbsorptionCof2[c] = 0. ; |
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| 275 | fPhotoAbsorptionCof3[c] = 0. ; |
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| 276 | fPhotoAbsorptionCof4[c] = 0. ; |
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| 277 | } |
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| 278 | c = 1 ; |
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| 279 | |
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| 280 | for(i = 0 ; i < noElm ; i++) |
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| 281 | { |
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| 282 | G4double I1 = fIonizationPotentials[Z[i]]*keV ; // First ionization |
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| 283 | n1 = 1 ; // potential in keV |
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| 284 | |
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| 285 | for(j = 1 ; j < Z[i] ; j++) |
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| 286 | { |
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| 287 | n1 += fNbOfIntervals[j] ; |
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| 288 | } |
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| 289 | G4int n2 = n1 + fNbOfIntervals[Z[i]] ; |
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| 290 | |
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| 291 | for(k1 = n1 ; k1 < n2 ; k1++) |
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| 292 | { |
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| 293 | if(I1 > fSandiaTable[k1][0]) |
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| 294 | { |
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| 295 | continue ; // no ionization for energies smaller than I1 (first |
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| 296 | } // ionisation potential) |
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| 297 | break ; |
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| 298 | } |
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| 299 | G4int flag = 0 ; |
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| 300 | |
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| 301 | for(c1 = 1 ; c1 < c ; c1++) |
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| 302 | { |
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| 303 | if(fPhotoAbsorptionCof0[c1] == I1) // this value already has existed |
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| 304 | { |
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| 305 | flag = 1 ; |
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| 306 | break ; |
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| 307 | } |
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| 308 | } |
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| 309 | if(flag == 0) |
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| 310 | { |
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| 311 | fPhotoAbsorptionCof0[c] = I1 ; |
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| 312 | c++ ; |
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| 313 | } |
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| 314 | for(k2 = k1 ; k2 < n2 ; k2++) |
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| 315 | { |
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| 316 | flag = 0 ; |
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| 317 | |
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| 318 | for(c1 = 1 ; c1 < c ; c1++) |
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| 319 | { |
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| 320 | if(fPhotoAbsorptionCof0[c1] == fSandiaTable[k2][0]) |
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| 321 | { |
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| 322 | flag = 1 ; |
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| 323 | break ; |
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| 324 | } |
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| 325 | } |
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| 326 | if(flag == 0) |
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| 327 | { |
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| 328 | fPhotoAbsorptionCof0[c] = fSandiaTable[k2][0] ; |
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| 329 | c++ ; |
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| 330 | } |
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| 331 | } |
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| 332 | } // end for(i) |
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| 333 | |
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| 334 | // sort out |
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| 335 | for(i = 1; i < c ; i++ ) |
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| 336 | { |
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| 337 | for(j = i + 1 ; j < c; j++ ) |
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| 338 | { |
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| 339 | if(fPhotoAbsorptionCof0[i] > fPhotoAbsorptionCof0[j]) |
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| 340 | { |
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| 341 | G4double tmp = fPhotoAbsorptionCof0[i]; |
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| 342 | fPhotoAbsorptionCof0[i] = fPhotoAbsorptionCof0[j]; |
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| 343 | fPhotoAbsorptionCof0[j] = tmp ; |
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| 344 | } |
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| 345 | } |
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| 346 | } |
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| 347 | |
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| 348 | fMaxInterval = c ; |
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| 349 | |
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| 350 | const G4double* fractionW = fMaterial->GetFractionVector(); |
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| 351 | |
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| 352 | for(i = 0 ; i < noElm; i++) |
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| 353 | { |
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| 354 | n1 = 1 ; |
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| 355 | G4double I1 = fIonizationPotentials[Z[i]]*keV ; |
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| 356 | |
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| 357 | for(j = 1 ; j < Z[i] ; j++) |
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| 358 | { |
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| 359 | n1 += fNbOfIntervals[j] ; |
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| 360 | } |
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| 361 | G4int n2 = n1 + fNbOfIntervals[Z[i]] - 1 ; |
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| 362 | |
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| 363 | for(k = n1 ; k < n2 ; k++) |
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| 364 | { |
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| 365 | G4double B1 = fSandiaTable[k][0]; |
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| 366 | G4double B2 = fSandiaTable[k+1][0]; |
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| 367 | for(G4int c = 1 ; c < fMaxInterval-1 ; c++) |
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| 368 | { |
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| 369 | G4double E1 = fPhotoAbsorptionCof0[c]; |
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| 370 | G4double E2 = fPhotoAbsorptionCof0[c+1]; |
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| 371 | if(B1 > E1 || B2 < E2 || E1 < I1) |
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| 372 | { |
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| 373 | continue ; |
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| 374 | } |
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| 375 | fPhotoAbsorptionCof1[c] += fSandiaTable[k][1]*fractionW[i] ; |
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| 376 | fPhotoAbsorptionCof2[c] += fSandiaTable[k][2]*fractionW[i] ; |
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| 377 | fPhotoAbsorptionCof3[c] += fSandiaTable[k][3]*fractionW[i] ; |
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| 378 | fPhotoAbsorptionCof4[c] += fSandiaTable[k][4]*fractionW[i] ; |
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| 379 | } |
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| 380 | } |
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| 381 | // Last interval |
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| 382 | fPhotoAbsorptionCof1[fMaxInterval-1] += fSandiaTable[k][1]*fractionW[i] ; |
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| 383 | fPhotoAbsorptionCof2[fMaxInterval-1] += fSandiaTable[k][2]*fractionW[i] ; |
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| 384 | fPhotoAbsorptionCof3[fMaxInterval-1] += fSandiaTable[k][3]*fractionW[i] ; |
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| 385 | fPhotoAbsorptionCof4[fMaxInterval-1] += fSandiaTable[k][4]*fractionW[i] ; |
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| 386 | } // for(i) |
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| 387 | |
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| 388 | c = 0 ; // Deleting of first intervals where all coefficients = 0 |
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| 389 | |
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| 390 | do |
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| 391 | { |
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| 392 | c++ ; |
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| 393 | |
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| 394 | if( fPhotoAbsorptionCof1[c] != 0.0 || |
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| 395 | fPhotoAbsorptionCof2[c] != 0.0 || |
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| 396 | fPhotoAbsorptionCof3[c] != 0.0 || |
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| 397 | fPhotoAbsorptionCof4[c] != 0.0 ) continue ; |
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| 398 | |
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| 399 | for(jj = 2 ; jj < fMaxInterval ; jj++) |
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| 400 | { |
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| 401 | fPhotoAbsorptionCof0[jj-1] = fPhotoAbsorptionCof0[jj]; |
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| 402 | fPhotoAbsorptionCof1[jj-1] = fPhotoAbsorptionCof1[jj]; |
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| 403 | fPhotoAbsorptionCof2[jj-1] = fPhotoAbsorptionCof2[jj]; |
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| 404 | fPhotoAbsorptionCof3[jj-1] = fPhotoAbsorptionCof3[jj]; |
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| 405 | fPhotoAbsorptionCof4[jj-1] = fPhotoAbsorptionCof4[jj]; |
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| 406 | } |
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| 407 | fMaxInterval-- ; |
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| 408 | c-- ; |
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| 409 | } |
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| 410 | while(c < fMaxInterval - 1) ; |
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| 411 | |
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| 412 | // create the sandia matrix for this material |
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| 413 | |
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| 414 | fMatSandiaMatrixPAI = new G4OrderedTable(); |
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| 415 | G4double density = fMaterial->GetDensity(); |
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| 416 | |
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| 417 | for (i = 0; i < fMaxInterval; i++) |
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| 418 | { |
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| 419 | fMatSandiaMatrixPAI->push_back(new G4DataVector(5,0.)); |
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| 420 | } |
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| 421 | for (i = 0; i < fMaxInterval; i++) |
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| 422 | { |
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| 423 | (*(*fMatSandiaMatrixPAI)[i])[0] = fPhotoAbsorptionCof0[i+1]; |
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| 424 | (*(*fMatSandiaMatrixPAI)[i])[1] = fPhotoAbsorptionCof1[i+1]*density; |
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| 425 | (*(*fMatSandiaMatrixPAI)[i])[2] = fPhotoAbsorptionCof2[i+1]*density; |
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| 426 | (*(*fMatSandiaMatrixPAI)[i])[3] = fPhotoAbsorptionCof3[i+1]*density; |
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| 427 | (*(*fMatSandiaMatrixPAI)[i])[4] = fPhotoAbsorptionCof4[i+1]*density; |
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| 428 | |
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| 429 | } |
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| 430 | delete [] Z; |
---|
| 431 | delete [] fPhotoAbsorptionCof0; |
---|
| 432 | delete [] fPhotoAbsorptionCof1; |
---|
| 433 | delete [] fPhotoAbsorptionCof2; |
---|
| 434 | delete [] fPhotoAbsorptionCof3; |
---|
| 435 | delete [] fPhotoAbsorptionCof4; |
---|
| 436 | return; |
---|
| 437 | } |
---|
| 438 | |
---|
| 439 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo.... |
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| 440 | |
---|
| 441 | //////////////////////////////////////////////////////////////////////// |
---|
| 442 | //////////////////////////////////////////////////////////////////////// |
---|
| 443 | // |
---|
| 444 | // Methods for PAI model |
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| 445 | |
---|
| 446 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo.... |
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| 447 | |
---|
| 448 | G4SandiaTable::G4SandiaTable(G4int matIndex) |
---|
| 449 | { |
---|
| 450 | fMatSandiaMatrix = 0 ; |
---|
| 451 | fMatSandiaMatrixPAI = 0; |
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| 452 | fPhotoAbsorptionCof = 0 ; |
---|
| 453 | |
---|
| 454 | const G4MaterialTable* theMaterialTable = G4Material::GetMaterialTable(); |
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| 455 | size_t numberOfMat = G4Material::GetNumberOfMaterials(); |
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| 456 | |
---|
| 457 | if ( matIndex >= 0 && matIndex < G4int(numberOfMat) ) |
---|
| 458 | { |
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| 459 | fMaterial = (*theMaterialTable)[matIndex]; |
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| 460 | } |
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| 461 | else |
---|
| 462 | { |
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| 463 | G4Exception("G4SandiaTable::G4SandiaTable(G4int matIndex): wrong matIndex "); |
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| 464 | } |
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| 465 | ComputeMatTable(); |
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| 466 | } |
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| 467 | |
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| 468 | /////////////////////////////////////////////////////////////////////// |
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| 469 | // |
---|
| 470 | // Bubble sorting of left energy interval in SandiaTable in ascening order |
---|
| 471 | // |
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| 472 | |
---|
| 473 | void |
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| 474 | G4SandiaTable::SandiaSort(G4double** da , |
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| 475 | G4int sz ) |
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| 476 | { |
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| 477 | for(G4int i = 1 ;i < sz ; i++ ) |
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| 478 | { |
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| 479 | for(G4int j = i + 1 ;j < sz ; j++ ) |
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| 480 | { |
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| 481 | if(da[i][0] > da[j][0]) |
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| 482 | { |
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| 483 | SandiaSwap(da,i,j) ; |
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| 484 | } |
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| 485 | } |
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| 486 | } |
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| 487 | } |
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| 488 | |
---|
| 489 | //////////////////////////////////////////////////////////////////////////// |
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| 490 | // |
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| 491 | // SandiaIntervals |
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| 492 | // |
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| 493 | |
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| 494 | G4int |
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| 495 | G4SandiaTable::SandiaIntervals(G4int Z[], |
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| 496 | G4int el ) |
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| 497 | { |
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| 498 | G4int c,i ; |
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| 499 | |
---|
| 500 | fMaxInterval = 0 ; |
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| 501 | |
---|
| 502 | for(i=0;i<el;i++) |
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| 503 | { |
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| 504 | fMaxInterval += fNbOfIntervals[Z[i]] ; |
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| 505 | } |
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| 506 | fMaxInterval += 2 ; |
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| 507 | |
---|
| 508 | // G4cout<<"fMaxInterval = "<<fMaxInterval<<G4endl ; |
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| 509 | |
---|
| 510 | fPhotoAbsorptionCof = new G4double* [fMaxInterval] ; |
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| 511 | |
---|
| 512 | for(i = 0 ; i < fMaxInterval ; i++) |
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| 513 | { |
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| 514 | fPhotoAbsorptionCof[i] = new G4double[5] ; |
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| 515 | } |
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| 516 | |
---|
| 517 | |
---|
| 518 | // for(c = 0 ; c < fIntervalLimit ; c++) // just in case |
---|
| 519 | |
---|
| 520 | for(c = 0 ; c < fMaxInterval ; c++) // just in case |
---|
| 521 | { |
---|
| 522 | fPhotoAbsorptionCof[c][0] = 0. ; |
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| 523 | } |
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| 524 | c = 1 ; |
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| 525 | for(i = 0 ; i < el ; i++) |
---|
| 526 | { |
---|
| 527 | G4double I1 = fIonizationPotentials[Z[i]]*keV ; // First ionization |
---|
| 528 | G4int n1 = 1 ; // potential in keV |
---|
| 529 | G4int j, c1, k1, k2 ; |
---|
| 530 | for(j = 1 ; j < Z[i] ; j++) |
---|
| 531 | { |
---|
| 532 | n1 += fNbOfIntervals[j] ; |
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| 533 | } |
---|
| 534 | G4int n2 = n1 + fNbOfIntervals[Z[i]] ; |
---|
| 535 | |
---|
| 536 | for(k1 = n1 ; k1 < n2 ; k1++) |
---|
| 537 | { |
---|
| 538 | if(I1 > fSandiaTable[k1][0]) |
---|
| 539 | { |
---|
| 540 | continue ; // no ionization for energies smaller than I1 (first |
---|
| 541 | } // ionisation potential) |
---|
| 542 | break ; |
---|
| 543 | } |
---|
| 544 | G4int flag = 0 ; |
---|
| 545 | |
---|
| 546 | for(c1 = 1 ; c1 < c ; c1++) |
---|
| 547 | { |
---|
| 548 | if(fPhotoAbsorptionCof[c1][0] == I1) // this value already has existed |
---|
| 549 | { |
---|
| 550 | flag = 1 ; |
---|
| 551 | break ; |
---|
| 552 | } |
---|
| 553 | } |
---|
| 554 | if(flag == 0) |
---|
| 555 | { |
---|
| 556 | fPhotoAbsorptionCof[c][0] = I1 ; |
---|
| 557 | c++ ; |
---|
| 558 | } |
---|
| 559 | for(k2 = k1 ; k2 < n2 ; k2++) |
---|
| 560 | { |
---|
| 561 | flag = 0 ; |
---|
| 562 | for(c1 = 1 ; c1 < c ; c1++) |
---|
| 563 | { |
---|
| 564 | if(fPhotoAbsorptionCof[c1][0] == fSandiaTable[k2][0]) |
---|
| 565 | { |
---|
| 566 | flag = 1 ; |
---|
| 567 | break ; |
---|
| 568 | } |
---|
| 569 | } |
---|
| 570 | if(flag == 0) |
---|
| 571 | { |
---|
| 572 | fPhotoAbsorptionCof[c][0] = fSandiaTable[k2][0] ; |
---|
| 573 | c++ ; |
---|
| 574 | } |
---|
| 575 | } |
---|
| 576 | } // end for(i) |
---|
| 577 | |
---|
| 578 | SandiaSort(fPhotoAbsorptionCof,c) ; |
---|
| 579 | fMaxInterval = c ; |
---|
| 580 | return c ; |
---|
| 581 | } |
---|
| 582 | |
---|
| 583 | /////////////////////////////////////////////////////////////////////// |
---|
| 584 | // |
---|
| 585 | // SandiaMixing |
---|
| 586 | // |
---|
| 587 | |
---|
| 588 | G4int |
---|
| 589 | G4SandiaTable::SandiaMixing( G4int Z[], |
---|
| 590 | const G4double fractionW[], |
---|
| 591 | G4int el, |
---|
| 592 | G4int mi ) |
---|
| 593 | { |
---|
| 594 | G4int i; |
---|
| 595 | |
---|
| 596 | for(i = 0 ; i < mi ; i++) |
---|
| 597 | { |
---|
| 598 | for(G4int j = 1 ; j < 5 ; j++) fPhotoAbsorptionCof[i][j] = 0. ; |
---|
| 599 | } |
---|
| 600 | for(i = 0 ; i < el ; i++) |
---|
| 601 | { |
---|
| 602 | G4int n1 = 1 ; |
---|
| 603 | G4int j, k ; |
---|
| 604 | G4double I1 = fIonizationPotentials[Z[i]]*keV ; |
---|
| 605 | for(j = 1 ; j < Z[i] ; j++) |
---|
| 606 | { |
---|
| 607 | n1 += fNbOfIntervals[j] ; |
---|
| 608 | } |
---|
| 609 | G4int n2 = n1 + fNbOfIntervals[Z[i]] - 1 ; |
---|
| 610 | |
---|
| 611 | for(k = n1 ; k < n2 ; k++) |
---|
| 612 | { |
---|
| 613 | G4double B1 = fSandiaTable[k][0] ; |
---|
| 614 | G4double B2 = fSandiaTable[k+1][0] ; |
---|
| 615 | for(G4int c = 1 ; c < mi-1 ; c++) |
---|
| 616 | { |
---|
| 617 | G4double E1 = fPhotoAbsorptionCof[c][0] ; |
---|
| 618 | G4double E2 = fPhotoAbsorptionCof[c+1][0] ; |
---|
| 619 | if(B1 > E1 || B2 < E2 || E1 < I1) |
---|
| 620 | { |
---|
| 621 | continue ; |
---|
| 622 | } |
---|
| 623 | for(j = 1 ; j < 5 ; j++) |
---|
| 624 | { |
---|
| 625 | fPhotoAbsorptionCof[c][j] += fSandiaTable[k][j]*fractionW[i] ; |
---|
| 626 | } |
---|
| 627 | } |
---|
| 628 | } |
---|
| 629 | for(j = 1 ; j < 5 ; j++) // Last interval |
---|
| 630 | { |
---|
| 631 | fPhotoAbsorptionCof[mi-1][j] += fSandiaTable[k][j]*fractionW[i] ; |
---|
| 632 | } |
---|
| 633 | } // for(i) |
---|
| 634 | G4int c = 0 ; // Deleting of first intervals where all coefficients = 0 |
---|
| 635 | do |
---|
| 636 | { |
---|
| 637 | c++ ; |
---|
| 638 | if( fPhotoAbsorptionCof[c][1] != 0.0 || |
---|
| 639 | fPhotoAbsorptionCof[c][2] != 0.0 || |
---|
| 640 | fPhotoAbsorptionCof[c][3] != 0.0 || |
---|
| 641 | fPhotoAbsorptionCof[c][4] != 0.0 ) |
---|
| 642 | { |
---|
| 643 | continue ; |
---|
| 644 | } |
---|
| 645 | for(G4int jj = 2 ; jj < mi ; jj++) |
---|
| 646 | { |
---|
| 647 | for(G4int kk = 0 ; kk < 5 ; kk++) |
---|
| 648 | { |
---|
| 649 | fPhotoAbsorptionCof[jj-1][kk]= fPhotoAbsorptionCof[jj][kk] ; |
---|
| 650 | } |
---|
| 651 | } |
---|
| 652 | mi-- ; |
---|
| 653 | c-- ; |
---|
| 654 | } |
---|
| 655 | while(c < mi - 1) ; |
---|
| 656 | |
---|
| 657 | return mi ; |
---|
| 658 | } |
---|
| 659 | |
---|
| 660 | //////////////////////////////////////////////////////////////////////////// |
---|
| 661 | // |
---|
| 662 | // Sandia interval and mixing calculations for materialCutsCouple constructor |
---|
| 663 | // |
---|
| 664 | |
---|
| 665 | void G4SandiaTable::ComputeMatTable() |
---|
| 666 | { |
---|
| 667 | G4int MaxIntervals = 0; |
---|
| 668 | G4int elm, c, i, j, jj, k, kk, k1, k2, c1, n1; |
---|
| 669 | |
---|
| 670 | const G4int noElm = fMaterial->GetNumberOfElements(); |
---|
| 671 | const G4ElementVector* ElementVector = fMaterial->GetElementVector(); |
---|
| 672 | G4int* Z = new G4int[noElm]; //Atomic number |
---|
| 673 | |
---|
| 674 | for (elm = 0; elm<noElm; elm++) |
---|
| 675 | { |
---|
| 676 | Z[elm] = (G4int)(*ElementVector)[elm]->GetZ(); |
---|
| 677 | MaxIntervals += fNbOfIntervals[Z[elm]]; |
---|
| 678 | } |
---|
| 679 | fMaxInterval = 0 ; |
---|
| 680 | |
---|
| 681 | for(i = 0; i < noElm; i++) fMaxInterval += fNbOfIntervals[Z[i]] ; |
---|
| 682 | |
---|
| 683 | fMaxInterval += 2 ; |
---|
| 684 | |
---|
| 685 | // G4cout<<"fMaxInterval = "<<fMaxInterval<<G4endl ; |
---|
| 686 | |
---|
| 687 | fPhotoAbsorptionCof = new G4double* [fMaxInterval] ; |
---|
| 688 | |
---|
| 689 | for(i = 0 ; i < fMaxInterval ; i++) |
---|
| 690 | { |
---|
| 691 | fPhotoAbsorptionCof[i] = new G4double[5] ; |
---|
| 692 | } |
---|
| 693 | |
---|
| 694 | // for(c = 0 ; c < fIntervalLimit ; c++) // just in case |
---|
| 695 | |
---|
| 696 | for(c = 0 ; c < fMaxInterval ; c++) // just in case |
---|
| 697 | { |
---|
| 698 | fPhotoAbsorptionCof[c][0] = 0. ; |
---|
| 699 | } |
---|
| 700 | c = 1 ; |
---|
| 701 | |
---|
| 702 | for(i = 0 ; i < noElm ; i++) |
---|
| 703 | { |
---|
| 704 | G4double I1 = fIonizationPotentials[Z[i]]*keV ; // First ionization |
---|
| 705 | n1 = 1 ; // potential in keV |
---|
| 706 | |
---|
| 707 | for(j = 1 ; j < Z[i] ; j++) |
---|
| 708 | { |
---|
| 709 | n1 += fNbOfIntervals[j] ; |
---|
| 710 | } |
---|
| 711 | G4int n2 = n1 + fNbOfIntervals[Z[i]] ; |
---|
| 712 | |
---|
| 713 | for(k1 = n1 ; k1 < n2 ; k1++) |
---|
| 714 | { |
---|
| 715 | if(I1 > fSandiaTable[k1][0]) |
---|
| 716 | { |
---|
| 717 | continue ; // no ionization for energies smaller than I1 (first |
---|
| 718 | } // ionisation potential) |
---|
| 719 | break ; |
---|
| 720 | } |
---|
| 721 | G4int flag = 0 ; |
---|
| 722 | |
---|
| 723 | for(c1 = 1 ; c1 < c ; c1++) |
---|
| 724 | { |
---|
| 725 | if(fPhotoAbsorptionCof[c1][0] == I1) // this value already has existed |
---|
| 726 | { |
---|
| 727 | flag = 1 ; |
---|
| 728 | break ; |
---|
| 729 | } |
---|
| 730 | } |
---|
| 731 | if(flag == 0) |
---|
| 732 | { |
---|
| 733 | fPhotoAbsorptionCof[c][0] = I1 ; |
---|
| 734 | c++ ; |
---|
| 735 | } |
---|
| 736 | for(k2 = k1 ; k2 < n2 ; k2++) |
---|
| 737 | { |
---|
| 738 | flag = 0 ; |
---|
| 739 | |
---|
| 740 | for(c1 = 1 ; c1 < c ; c1++) |
---|
| 741 | { |
---|
| 742 | if(fPhotoAbsorptionCof[c1][0] == fSandiaTable[k2][0]) |
---|
| 743 | { |
---|
| 744 | flag = 1 ; |
---|
| 745 | break ; |
---|
| 746 | } |
---|
| 747 | } |
---|
| 748 | if(flag == 0) |
---|
| 749 | { |
---|
| 750 | fPhotoAbsorptionCof[c][0] = fSandiaTable[k2][0] ; |
---|
| 751 | c++ ; |
---|
| 752 | } |
---|
| 753 | } |
---|
| 754 | } // end for(i) |
---|
| 755 | |
---|
| 756 | SandiaSort(fPhotoAbsorptionCof,c) ; |
---|
| 757 | fMaxInterval = c ; |
---|
| 758 | |
---|
| 759 | const G4double* fractionW = fMaterial->GetFractionVector(); |
---|
| 760 | |
---|
| 761 | for(i = 0 ; i < fMaxInterval ; i++) |
---|
| 762 | { |
---|
| 763 | for(j = 1 ; j < 5 ; j++) fPhotoAbsorptionCof[i][j] = 0.; |
---|
| 764 | } |
---|
| 765 | for(i = 0 ; i < noElm; i++) |
---|
| 766 | { |
---|
| 767 | n1 = 1 ; |
---|
| 768 | G4double I1 = fIonizationPotentials[Z[i]]*keV ; |
---|
| 769 | |
---|
| 770 | for(j = 1 ; j < Z[i] ; j++) |
---|
| 771 | { |
---|
| 772 | n1 += fNbOfIntervals[j] ; |
---|
| 773 | } |
---|
| 774 | G4int n2 = n1 + fNbOfIntervals[Z[i]] - 1 ; |
---|
| 775 | |
---|
| 776 | for(k = n1 ; k < n2 ; k++) |
---|
| 777 | { |
---|
| 778 | G4double B1 = fSandiaTable[k][0] ; |
---|
| 779 | G4double B2 = fSandiaTable[k+1][0] ; |
---|
| 780 | for(G4int c = 1 ; c < fMaxInterval-1 ; c++) |
---|
| 781 | { |
---|
| 782 | G4double E1 = fPhotoAbsorptionCof[c][0] ; |
---|
| 783 | G4double E2 = fPhotoAbsorptionCof[c+1][0] ; |
---|
| 784 | if(B1 > E1 || B2 < E2 || E1 < I1) |
---|
| 785 | { |
---|
| 786 | continue ; |
---|
| 787 | } |
---|
| 788 | for(j = 1 ; j < 5 ; j++) |
---|
| 789 | { |
---|
| 790 | fPhotoAbsorptionCof[c][j] += fSandiaTable[k][j]*fractionW[i] ; |
---|
| 791 | } |
---|
| 792 | } |
---|
| 793 | } |
---|
| 794 | for(j = 1 ; j < 5 ; j++) // Last interval |
---|
| 795 | { |
---|
| 796 | fPhotoAbsorptionCof[fMaxInterval-1][j] += fSandiaTable[k][j]*fractionW[i] ; |
---|
| 797 | } |
---|
| 798 | } // for(i) |
---|
| 799 | |
---|
| 800 | c = 0 ; // Deleting of first intervals where all coefficients = 0 |
---|
| 801 | |
---|
| 802 | do |
---|
| 803 | { |
---|
| 804 | c++ ; |
---|
| 805 | |
---|
| 806 | if( fPhotoAbsorptionCof[c][1] != 0.0 || |
---|
| 807 | fPhotoAbsorptionCof[c][2] != 0.0 || |
---|
| 808 | fPhotoAbsorptionCof[c][3] != 0.0 || |
---|
| 809 | fPhotoAbsorptionCof[c][4] != 0.0 ) continue ; |
---|
| 810 | |
---|
| 811 | for(jj = 2 ; jj < fMaxInterval ; jj++) |
---|
| 812 | { |
---|
| 813 | for(kk = 0 ; kk < 5 ; kk++) |
---|
| 814 | { |
---|
| 815 | fPhotoAbsorptionCof[jj-1][kk]= fPhotoAbsorptionCof[jj][kk] ; |
---|
| 816 | } |
---|
| 817 | } |
---|
| 818 | fMaxInterval-- ; |
---|
| 819 | c-- ; |
---|
| 820 | } |
---|
| 821 | while(c < fMaxInterval - 1) ; |
---|
| 822 | |
---|
| 823 | // create the sandia matrix for this material |
---|
| 824 | |
---|
| 825 | fMatSandiaMatrix = new G4OrderedTable(); |
---|
| 826 | |
---|
| 827 | for (i = 0; i < fMaxInterval; i++) |
---|
| 828 | { |
---|
| 829 | fMatSandiaMatrix->push_back(new G4DataVector(5,0.)); |
---|
| 830 | } |
---|
| 831 | for (i = 0; i < fMaxInterval; i++) |
---|
| 832 | { |
---|
| 833 | for(j = 0 ; j < 5 ; j++) |
---|
| 834 | { |
---|
| 835 | (*(*fMatSandiaMatrix)[i])[j] = fPhotoAbsorptionCof[i+1][j]; |
---|
| 836 | } |
---|
| 837 | } |
---|
| 838 | delete [] Z; |
---|
| 839 | return ; |
---|
| 840 | } |
---|
| 841 | |
---|
| 842 | // G4SandiaTable class -- end of implementation file |
---|
| 843 | // |
---|
| 844 | //////////////////////////////////////////////////////////////////////////// |
---|
| 845 | |
---|
| 846 | |
---|