[1316] | 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 | // $Id: AXPETMaterial.cc,v 1.1 2008/09/03 13:34:03 gcosmo Exp $ |
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| 27 | // ------------------------------------------------------------ |
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| 28 | // Geant4 class implementation file |
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| 29 | // |
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| 30 | // 03/09/2008, by T.Nikitina |
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| 31 | // ------------------------------------------------------------ |
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| 32 | |
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| 33 | #include "globals.hh" |
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| 34 | #include "G4Material.hh" |
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| 35 | #include "G4MaterialTable.hh" |
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| 36 | #include "G4Element.hh" |
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| 37 | #include "G4ElementTable.hh" |
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| 38 | |
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| 39 | #include "AXPETMaterial.hh" |
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| 40 | |
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| 41 | AXPETMaterial::AXPETMaterial (): |
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| 42 | aluminum(0),matAir(0), LYSO(0), EJ280(0),Vacuum(0) |
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| 43 | {;} |
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| 44 | |
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| 45 | AXPETMaterial::~AXPETMaterial () |
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| 46 | { |
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| 47 | delete LYSO; |
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| 48 | delete EJ280; |
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| 49 | delete matAir; |
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| 50 | delete Vacuum; |
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| 51 | } |
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| 52 | |
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| 53 | void AXPETMaterial::DefineMaterials() |
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| 54 | { |
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| 55 | G4double a; //atomic mass |
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| 56 | G4double z; //atomic number |
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| 57 | G4double d; //density |
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| 58 | G4int nComponents; //number of elements in the material |
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| 59 | |
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| 60 | a=1.01*g/mole; |
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| 61 | G4Element* elH = new G4Element("Hydrogen", "H", z=1 , a); |
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| 62 | |
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| 63 | a = 14.01*g/mole; |
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| 64 | G4Element* elN = new G4Element("Nitrogen","N",z = 7.,a); |
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| 65 | |
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| 66 | a = 16.00*g/mole; |
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| 67 | G4Element* elO = new G4Element("Oxygen","O",z = 8.,a); |
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| 68 | |
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| 69 | a = 12.011*g/mole; |
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| 70 | G4Element* elC = new G4Element("Carbon","C",z = 6.,a); |
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| 71 | |
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| 72 | a = 28.09*g/mole; |
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| 73 | G4Element* elSi = new G4Element("Silicon", "Si", z = 14., a); |
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| 74 | |
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| 75 | a = 88.91*g/mole; |
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| 76 | G4Element* elY = new G4Element("Yttrium", "Y", z = 39., a); |
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| 77 | |
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| 78 | a = 174.97*g/mole; |
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| 79 | G4Element* elLu = new G4Element("Lutetium", "Lu", z = 71., a); |
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| 80 | |
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| 81 | |
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| 82 | //Aluminum |
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| 83 | aluminum = new G4Material("Aluminium", z=13., a=26.98*g/mole, d=2.700*g/cm3); |
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| 84 | |
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| 85 | |
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| 86 | // AIR |
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| 87 | d = 1.290*mg/cm3; |
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| 88 | nComponents = 2; |
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| 89 | G4Material* matAir = new G4Material("AIR", d, nComponents); |
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| 90 | matAir -> AddElement(elN,0.7); |
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| 91 | matAir -> AddElement(elO,0.3); |
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| 92 | |
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| 93 | // LYSO |
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| 94 | d = 7.1*g/cm3; |
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| 95 | nComponents=4; |
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| 96 | LYSO = new G4Material("LYSO", d, nComponents); |
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| 97 | LYSO->AddElement(elLu,0.72); |
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| 98 | LYSO->AddElement(elY, 0.04); |
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| 99 | LYSO->AddElement(elSi,0.06); |
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| 100 | LYSO->AddElement(elO, 0.18); |
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| 101 | |
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| 102 | // wls similar to VINYLTOLUENE |
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| 103 | d=1.02*g/cm3; |
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| 104 | nComponents = 2; |
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| 105 | EJ280 = new G4Material("WLSEJ280", d, nComponents); |
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| 106 | EJ280->AddElement(elH, 0.085); |
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| 107 | EJ280->AddElement(elC, 0.915); |
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| 108 | |
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| 109 | Vacuum = new G4Material("Galactic", z=1., a=1.01*g/mole, d = universe_mean_density, |
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| 110 | kStateGas, 2.73*kelvin, 3.e-18*pascal); |
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| 111 | |
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| 112 | // Adding scintillating material properties |
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| 113 | |
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| 114 | const G4int nEntries = 11; |
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| 115 | |
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| 116 | |
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| 117 | // G4double PhotonEnergy[nEntries] = {500, 490, 480, 470, 460, 450, 440, 430, 420, 410, 400}; |
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| 118 | G4double PhotonEnergy[nEntries] = {2.478*eV, 2.53*eV, 2.58*eV, 2.636*eV, 2.69*eV, 2.75*eV, 2.816*eV, 2.88*eV, 2.95*eV, 3.022*eV, 3.097*eV}; |
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| 119 | |
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| 120 | // Air properties |
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| 121 | G4double RIAir[nEntries] = {1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0}; // Is Isotropic |
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| 122 | G4MaterialPropertiesTable* MPTAir = new G4MaterialPropertiesTable(); |
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| 123 | MPTAir->AddProperty("RINDEX", PhotonEnergy, RIAir, nEntries); |
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| 124 | matAir->SetMaterialPropertiesTable(MPTAir); |
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| 125 | Vacuum->SetMaterialPropertiesTable(MPTAir); |
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| 126 | |
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| 127 | // LYSO properties |
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| 128 | |
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| 129 | G4double RILyso[nEntries] = {1.82,1.82,1.82,1.82,1.82,1.82,1.82,1.82,1.82,1.82,1.82};// Is isotropic |
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| 130 | G4double ABLyso[nEntries] = {100.*cm, 100.*cm, 100.*cm, 100.*cm, 100.*cm, 100.*cm, 100.*cm, 80.* cm, 50. *cm, 30.*cm, 2.*cm}; // To be updated |
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| 131 | G4double SFLyso[nEntries] = {0., 0., 0., 0., 0., 0., 0.,0.1, 0.8, 0.1, 0.}; // To be updated |
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| 132 | |
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| 133 | G4MaterialPropertiesTable* MPTLyso = new G4MaterialPropertiesTable(); |
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| 134 | MPTLyso->AddProperty("RINDEX", PhotonEnergy, RILyso, nEntries); |
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| 135 | MPTLyso->AddProperty("ABSLENGTH", PhotonEnergy, ABLyso, nEntries); |
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| 136 | MPTLyso->AddProperty("FASTCOMPONENT", PhotonEnergy, SFLyso, nEntries); |
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| 137 | MPTLyso->AddProperty("SLOWCOMPONENT", PhotonEnergy, SFLyso, nEntries); |
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| 138 | |
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| 139 | MPTLyso->AddConstProperty("SCINTILLATIONYIELD", 20000./MeV); |
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| 140 | MPTLyso->AddConstProperty("RESOLUTIONSCALE", 1.04);//R = resolutionscale*sqrt(yield) |
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| 141 | MPTLyso->AddConstProperty("FASTTIMECONSTANT", 40.*ns); |
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| 142 | MPTLyso->AddConstProperty("SLOWTIMECONSTANT",10000.*ns); |
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| 143 | MPTLyso->AddConstProperty("YIELDRATIO",1.0); |
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| 144 | |
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| 145 | LYSO->SetMaterialPropertiesTable(MPTLyso); |
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| 146 | |
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| 147 | |
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| 148 | // WLS properties |
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| 149 | |
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| 150 | |
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| 151 | G4double RIWls[nEntries] = {1.58,1.58,1.58,1.58,1.58,1.58,1.58,1.58,1.58,1.58,1.58}; |
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| 152 | G4double ABWls[nEntries] = {200.*mm, 150.*mm, 60.*mm, 30.*mm, 0.5*mm, 0.5*mm, 0.5*mm, 0.5*mm, 0.5*mm, 0.5*mm, 0.5 *mm}; // To be updated |
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| 153 | G4double EMWls[nEntries] = {0.15,0.6,0.15,0.1,0.,0.,0.,0.,0.,0.,0.}; |
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| 154 | |
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| 155 | G4MaterialPropertiesTable* MPTWls = new G4MaterialPropertiesTable(); |
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| 156 | MPTWls->AddProperty("RINDEX", PhotonEnergy, RIWls, nEntries); |
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| 157 | MPTWls->AddProperty("WLSABSLENGTH", PhotonEnergy, ABWls, nEntries); |
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| 158 | MPTWls->AddProperty("WLSCOMPONENT", PhotonEnergy, EMWls, nEntries); |
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| 159 | MPTWls->AddConstProperty("WLSTIMECONSTANT", 8.5 *ns); |
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| 160 | |
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| 161 | EJ280->SetMaterialPropertiesTable(MPTWls); |
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| 162 | |
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| 163 | G4cout << *(G4Material::GetMaterialTable()) << G4endl; |
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| 164 | } |
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| 165 | |
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| 166 | G4Material* AXPETMaterial::GetMat(const G4String& material) |
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| 167 | { |
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| 168 | G4Material* pttomaterial = G4Material::GetMaterial(material); |
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| 169 | return pttomaterial; |
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| 170 | } |
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