[807] | 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: Em10DetectorConstruction.cc,v 1.32 2007/07/27 17:52:04 vnivanch Exp $ |
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| 28 | // GEANT4 tag $Name: $ |
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| 29 | // |
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| 30 | // |
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| 31 | |
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| 32 | #include "Em10DetectorConstruction.hh" |
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| 33 | #include "Em10DetectorMessenger.hh" |
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| 34 | #include "Em10CalorimeterSD.hh" |
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| 35 | #include "Em10Materials.hh" |
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| 36 | |
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| 37 | #include "G4Material.hh" |
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| 38 | #include "G4Box.hh" |
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| 39 | #include "G4LogicalVolume.hh" |
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| 40 | #include "G4PVPlacement.hh" |
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| 41 | #include "G4UniformMagField.hh" |
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| 42 | #include "G4FieldManager.hh" |
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| 43 | #include "G4TransportationManager.hh" |
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| 44 | #include "G4SDManager.hh" |
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| 45 | #include "G4GeometryManager.hh" |
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| 46 | #include "G4RunManager.hh" |
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| 47 | |
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| 48 | #include "G4Region.hh" |
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| 49 | #include "G4RegionStore.hh" |
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| 50 | #include "G4PhysicalVolumeStore.hh" |
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| 51 | #include "G4LogicalVolumeStore.hh" |
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| 52 | #include "G4SolidStore.hh" |
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| 53 | #include "G4ProductionCuts.hh" |
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| 54 | |
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| 55 | #include "G4VisAttributes.hh" |
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| 56 | #include "G4Colour.hh" |
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| 57 | |
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| 58 | #include "G4UnitsTable.hh" |
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| 59 | #include "G4ios.hh" |
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| 60 | |
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| 61 | ///////////////////////////////////////////////////////////////////////////// |
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| 62 | // |
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| 63 | // |
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| 64 | |
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| 65 | Em10DetectorConstruction::Em10DetectorConstruction() |
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| 66 | :fWorldChanged(false), fAbsorberMaterial(0), fGapMat(0),fSetUp("simpleALICE"), |
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| 67 | fWorldMaterial(0), fSolidWorld(0), fLogicWorld(0), fPhysicsWorld(0), |
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| 68 | fSolidRadSlice(0), fLogicRadSlice(0), fPhysicRadSlice(0), |
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| 69 | fSolidRadiator(0), fLogicRadiator(0), fPhysicsRadiator(0), |
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| 70 | fRadiatorMat(0), fPipe(false), fPipeField(false), |
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| 71 | fSolidAbsorber(0), fLogicAbsorber(0), fPhysicsAbsorber(0), |
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| 72 | fMagField(0), fCalorimeterSD(0), fRegGasDet(0), fRadRegion(0), fMat(0) |
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| 73 | { |
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| 74 | fDetectorMessenger = new Em10DetectorMessenger(this); |
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| 75 | fMat = new Em10Materials(); |
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| 76 | } |
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| 77 | |
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| 78 | ////////////////////////////////////////////////////////////////////////// |
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| 79 | // |
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| 80 | // |
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| 81 | |
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| 82 | Em10DetectorConstruction::~Em10DetectorConstruction() |
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| 83 | { |
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| 84 | delete fDetectorMessenger; |
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| 85 | delete fMat; |
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| 86 | } |
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| 87 | |
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| 88 | ////////////////////////////////////////////////////////////////////////// |
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| 89 | // |
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| 90 | // |
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| 91 | |
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| 92 | G4VPhysicalVolume* Em10DetectorConstruction::Construct() |
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| 93 | { |
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| 94 | return ConstructDetectorXTR(); |
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| 95 | } |
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| 96 | |
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| 97 | |
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| 98 | ///////////////////////////////////////////////////////////////////////// |
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| 99 | // |
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| 100 | // |
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| 101 | |
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| 102 | G4VPhysicalVolume* Em10DetectorConstruction::ConstructDetectorXTR() |
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| 103 | { |
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| 104 | // Cleanup old geometry |
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| 105 | |
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| 106 | G4GeometryManager::GetInstance()->OpenGeometry(); |
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| 107 | G4PhysicalVolumeStore::GetInstance()->Clean(); |
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| 108 | G4LogicalVolumeStore::GetInstance()->Clean(); |
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| 109 | G4SolidStore::GetInstance()->Clean(); |
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| 110 | |
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| 111 | if( fSetUp == "simpleALICE" ) |
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| 112 | { |
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| 113 | return SimpleSetUpALICE(); |
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| 114 | } |
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| 115 | else if( fSetUp == "alice06" ) |
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| 116 | { |
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| 117 | return SetUpALICE06(); |
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| 118 | } |
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| 119 | else if( fSetUp == "bari05" ) |
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| 120 | { |
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| 121 | return SetUpBari05(); |
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| 122 | } |
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| 123 | else if( fSetUp == "harris73" ) |
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| 124 | { |
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| 125 | return SetUpHarris73(); |
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| 126 | } |
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| 127 | else if( fSetUp == "watase86" ) |
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| 128 | { |
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| 129 | return SetUpWatase86(); |
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| 130 | } |
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| 131 | else if( fSetUp == "barr90" ) |
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| 132 | { |
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| 133 | return SetUpBarr90(); |
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| 134 | } |
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| 135 | else |
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| 136 | { |
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| 137 | G4cout<<"Experimental setup is unsupported. Check /XTRdetector/setup "<<G4endl; |
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| 138 | G4cout<<"Run default: barr90 "<<G4endl; |
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| 139 | return SetUpBarr90(); |
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| 140 | |
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| 141 | // return 0; |
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| 142 | } |
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| 143 | } |
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| 144 | |
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| 145 | ///////////////////////////////////////////////////////////////////////////////// |
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| 146 | // |
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| 147 | // Simplified setup for ALICE XTR test beam (~2004). |
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| 148 | // Runs by : TestEm10 salice.mac |
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| 149 | |
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| 150 | G4VPhysicalVolume* Em10DetectorConstruction::SimpleSetUpALICE() |
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| 151 | { |
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| 152 | fWorldSizeZ = 400.*cm; |
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| 153 | fWorldSizeR = 20.*cm; |
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| 154 | |
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| 155 | // Radiator and detector parameters |
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| 156 | |
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| 157 | fRadThickness = 0.020*mm; |
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| 158 | fGasGap = 0.250*mm; |
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| 159 | foilGasRatio = fRadThickness/(fRadThickness+fGasGap); |
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| 160 | |
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| 161 | fFoilNumber = 220; |
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| 162 | |
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| 163 | fAbsorberThickness = 38.3*mm; |
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| 164 | |
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| 165 | fAbsorberRadius = 100.*mm; |
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| 166 | fAbsorberZ = 136.*cm; |
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| 167 | |
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| 168 | fWindowThick = 51.0*micrometer ; |
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| 169 | fElectrodeThick = 10.0*micrometer ; |
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| 170 | fGapThick = 10.0*cm ; |
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| 171 | |
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| 172 | |
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| 173 | fDetThickness = 40.0*mm ; |
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| 174 | fDetLength = 200.0*cm ; |
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| 175 | fDetGap = 0.01*mm ; |
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| 176 | |
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| 177 | |
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| 178 | fStartR = 40*cm ; |
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| 179 | fStartZ = 100.0*mm ; |
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| 180 | |
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| 181 | fModuleNumber = 1 ; |
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| 182 | |
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| 183 | // Preparation of mixed radiator material |
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| 184 | |
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| 185 | |
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| 186 | G4Material* Mylar = fMat->GetMaterial("Mylar"); |
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| 187 | G4Material* Air = fMat->GetMaterial("Air"); |
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| 188 | G4Material* Al = fMat->GetMaterial("Al"); |
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| 189 | |
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| 190 | G4double foilDensity = 1.39*g/cm3; // Mylar // 0.91*g/cm3; // CH2 0.534*g/cm3; //Li |
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| 191 | G4double gasDensity = 1.2928*mg/cm3; // Air // 1.977*mg/cm3; // CO2 0.178*mg/cm3; // He |
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| 192 | G4double totDensity = foilDensity*foilGasRatio + gasDensity*(1.0-foilGasRatio) ; |
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| 193 | |
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| 194 | G4double fractionFoil = foilDensity*foilGasRatio/totDensity ; |
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| 195 | G4double fractionGas = gasDensity*(1.0-foilGasRatio)/totDensity ; |
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| 196 | |
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| 197 | G4Material* radiatorMat = new G4Material("radiatorMat" , totDensity, |
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| 198 | 2); |
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| 199 | radiatorMat->AddMaterial( Mylar, fractionFoil ) ; |
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| 200 | radiatorMat->AddMaterial( Air, fractionGas ) ; |
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| 201 | |
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| 202 | // default materials of the detector and TR radiator |
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| 203 | |
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| 204 | fRadiatorMat = radiatorMat; |
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| 205 | fFoilMat = Mylar; // CH2; // Kapton; // Mylar ; // Li ; // CH2 ; |
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| 206 | fGasMat = Air; // CO2; // He; // |
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| 207 | |
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| 208 | fWindowMat = Mylar ; |
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| 209 | fElectrodeMat = Al ; |
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| 210 | |
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| 211 | fAbsorberMaterial = fMat->GetMaterial("Xe15CO2"); |
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| 212 | |
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| 213 | |
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| 214 | fGapMat = fAbsorberMaterial; |
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| 215 | |
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| 216 | fWorldMaterial = Air; // CO2 ; |
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| 217 | |
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| 218 | fSolidWorld = new G4Box("World", fWorldSizeR,fWorldSizeR,fWorldSizeZ/2.); |
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| 219 | |
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| 220 | fLogicWorld = new G4LogicalVolume(fSolidWorld, fWorldMaterial, "World"); |
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| 221 | |
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| 222 | fPhysicsWorld = new G4PVPlacement(0, G4ThreeVector(), "World", |
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| 223 | fLogicWorld, 0, false, 0); |
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| 224 | |
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| 225 | // TR radiator envelope |
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| 226 | |
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| 227 | fRadThick = fFoilNumber*(fRadThickness + fGasGap) - fGasGap + fDetGap; |
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| 228 | |
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| 229 | fRadZ = fStartZ + 0.5*fRadThick ; |
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| 230 | |
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| 231 | fSolidRadiator = new G4Box("Radiator",1.1*fAbsorberRadius , |
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| 232 | 1.1*fAbsorberRadius, 0.5*fRadThick ); |
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| 233 | |
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| 234 | fLogicRadiator = new G4LogicalVolume(fSolidRadiator, fRadiatorMat, |
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| 235 | "Radiator"); |
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| 236 | |
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| 237 | fPhysicsRadiator = new G4PVPlacement(0, |
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| 238 | G4ThreeVector(0,0,fRadZ), |
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| 239 | "Radiator", fLogicRadiator, |
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| 240 | fPhysicsWorld, false, 0 ); |
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| 241 | |
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| 242 | // create region for window inside windowR for |
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| 243 | |
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| 244 | if( fRadRegion != 0 ) delete fRadRegion; |
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| 245 | if( fRadRegion == 0 ) fRadRegion = new G4Region("XTRradiator"); |
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| 246 | fRadRegion->AddRootLogicalVolume(fLogicRadiator); |
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| 247 | |
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| 248 | |
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| 249 | |
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| 250 | fWindowZ = fStartZ + fRadThick + fWindowThick/2. + 15.0*mm ; |
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| 251 | |
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| 252 | // G4Box* solidWindowR = new G4Box("WindowR",fAbsorberRadius+0.001, |
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| 253 | // fAbsorberRadius+0.001, |
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| 254 | // fWindowThick/2.+0.001 ); |
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| 255 | |
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| 256 | // G4LogicalVolume* logicWindowR = new G4LogicalVolume(solidWindowR, |
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| 257 | // fWorldMaterial, "WindowR"); |
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| 258 | |
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| 259 | // G4VPhysicalVolume* physiWindowR = new G4PVPlacement(0, |
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| 260 | // G4ThreeVector(0.,0.,fWindowZ), |
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| 261 | // "WindowR",logicWindowR,fPhysicsWorld,false,0); |
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| 262 | // window |
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| 263 | |
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| 264 | // G4Box* solidWindow = new G4Box("Window",fAbsorberRadius, |
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| 265 | // fAbsorberRadius, fWindowThick/2.); |
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| 266 | |
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| 267 | // G4LogicalVolume* logicWindow = new G4LogicalVolume(solidWindow, |
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| 268 | // fWindowMat, "Window"); |
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| 269 | |
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| 270 | // G4VPhysicalVolume* physiWindow = new G4PVPlacement(0, G4ThreeVector(0.,0.,0.), |
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| 271 | // "Window", logicWindow, physiWindowR, false, 0); |
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| 272 | |
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| 273 | |
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| 274 | fGapZ = fWindowZ + fWindowThick/2. + fGapThick/2. + 0.01*mm ; |
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| 275 | |
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| 276 | fElectrodeZ = fGapZ + fGapThick/2. + fElectrodeThick/2. + 0.01*mm; |
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| 277 | |
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| 278 | // Absorber |
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| 279 | |
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| 280 | fAbsorberZ = fElectrodeZ + fElectrodeThick/2. + fAbsorberThickness/2. + 0.01*mm; |
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| 281 | |
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| 282 | fSolidAbsorber = new G4Box("Absorber", fAbsorberRadius, |
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| 283 | fAbsorberRadius, fAbsorberThickness/2.); |
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| 284 | |
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| 285 | fLogicAbsorber = new G4LogicalVolume(fSolidAbsorber, fAbsorberMaterial, |
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| 286 | "Absorber"); |
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| 287 | |
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| 288 | fPhysicsAbsorber = new G4PVPlacement(0, G4ThreeVector(0.,0.,fAbsorberZ), |
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| 289 | "Absorber", fLogicAbsorber, |
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| 290 | fPhysicsWorld, false, 0); |
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| 291 | |
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| 292 | if( fRegGasDet != 0 ) delete fRegGasDet; |
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| 293 | if( fRegGasDet == 0 ) fRegGasDet = new G4Region("XTRdEdxDetector"); |
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| 294 | fRegGasDet->AddRootLogicalVolume(fLogicAbsorber); |
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| 295 | |
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| 296 | // Sensitive Detectors: Absorber |
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| 297 | |
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| 298 | G4SDManager* SDman = G4SDManager::GetSDMpointer(); |
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| 299 | |
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| 300 | if(!fCalorimeterSD) |
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| 301 | { |
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| 302 | fCalorimeterSD = new Em10CalorimeterSD("CalorSD",this); |
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| 303 | SDman->AddNewDetector( fCalorimeterSD ); |
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| 304 | } |
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| 305 | if (fLogicAbsorber) fLogicAbsorber->SetSensitiveDetector(fCalorimeterSD); |
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| 306 | |
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| 307 | PrintGeometryParameters(); |
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| 308 | |
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| 309 | return fPhysicsWorld; |
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| 310 | } |
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| 311 | |
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| 312 | ///////////////////////////////////////////////////////////////////////////////// |
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| 313 | // |
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| 314 | // Setup for ALICE XTR test beam (~2004). With He beam-pipe |
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| 315 | // Runs by : TestEm10 alice06.mac |
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| 316 | |
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| 317 | G4VPhysicalVolume* Em10DetectorConstruction::SetUpALICE06() |
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| 318 | { |
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| 319 | fWorldSizeZ = 600.*cm; |
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| 320 | fWorldSizeR = 22.*cm; |
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| 321 | |
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| 322 | // Radiator and detector parameters |
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| 323 | |
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| 324 | //fRadThickness = 0.01*mm; // Gamma XTR (malz: 0.01) |
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| 325 | //fGasGap = 0.19*mm; // Gamma XTR (malz: 0.09) |
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| 326 | //fFoilNumber = 240; // Gamma XTR (malz: 480) |
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| 327 | |
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| 328 | fRadThickness = 0.020*mm; // Reg1 |
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| 329 | fGasGap = 0.500*mm; // Reg1 |
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| 330 | fFoilNumber = 120; // Reg1 |
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| 331 | |
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| 332 | //fRadThickness = 0.013*mm; // Anton |
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| 333 | //fGasGap = 0.060*mm; // Anton |
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| 334 | //fFoilNumber = 550; // Anton |
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| 335 | |
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| 336 | |
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| 337 | // fRadThickness = 0.020*mm; // Reg2 |
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| 338 | // fGasGap = 0.250*mm; // Reg2 |
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| 339 | // fFoilNumber = 220; // Reg2 |
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| 340 | |
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| 341 | foilGasRatio = fRadThickness/(fRadThickness+fGasGap); |
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| 342 | |
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| 343 | |
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| 344 | fAbsorberThickness = 37.*mm; // 38.3*mm; |
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| 345 | |
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| 346 | fAbsorberRadius = 100.*mm; |
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| 347 | fAbsorberZ = 136.*cm; |
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| 348 | |
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| 349 | fPipeLength = 160.0*cm; |
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| 350 | fMylarThick = 20.0*micrometer; |
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| 351 | |
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| 352 | fWindowThick = 51.0*micrometer ; |
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| 353 | fElectrodeThick = 100.0*micrometer ; |
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| 354 | fGapThick = 10.0*cm ; |
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| 355 | |
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| 356 | |
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| 357 | fDetThickness = 40.0*mm ; |
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| 358 | fDetLength = 200.0*cm ; |
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| 359 | fDetGap = 0.01*mm ; |
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| 360 | |
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| 361 | |
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| 362 | fStartR = 40*cm ; |
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| 363 | fStartZ = 100.0*mm ; |
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| 364 | |
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| 365 | fModuleNumber = 1 ; |
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| 366 | |
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| 367 | // Preparation of mixed radiator material |
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| 368 | |
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| 369 | |
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| 370 | G4Material* Mylar = fMat->GetMaterial("Mylar"); |
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| 371 | G4Material* Air = fMat->GetMaterial("Air"); |
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| 372 | G4Material* Al = fMat->GetMaterial("Al"); |
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| 373 | G4Material* CH2 = fMat->GetMaterial("CH2"); |
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| 374 | G4Material* He = fMat->GetMaterial("He"); |
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| 375 | |
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| 376 | G4double foilDensity = CH2->GetDensity(); |
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| 377 | G4double gasDensity = Air->GetDensity(); |
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| 378 | G4double totDensity = foilDensity*foilGasRatio + gasDensity*(1.0-foilGasRatio) ; |
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| 379 | |
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| 380 | G4double fractionFoil = foilDensity*foilGasRatio/totDensity ; |
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| 381 | G4double fractionGas = 1.0 - fractionFoil; // gasDensity*(1.0-foilGasRatio)/totDensity ; |
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| 382 | |
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| 383 | G4Material* radiatorMat = new G4Material("radiatorMat" , totDensity, |
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| 384 | 2); |
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| 385 | radiatorMat->AddMaterial( CH2, fractionFoil ) ; |
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| 386 | radiatorMat->AddMaterial( Air, fractionGas ) ; |
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| 387 | |
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| 388 | // default materials of the detector and TR radiator |
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| 389 | |
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| 390 | fRadiatorMat = radiatorMat; |
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| 391 | fFoilMat = CH2; // Kapton; // Mylar ; // Li ; // CH2 ; |
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| 392 | fGasMat = Air; // CO2; // He; // |
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| 393 | |
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| 394 | fWindowMat = Mylar; |
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| 395 | fElectrodeMat = Al; |
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| 396 | |
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| 397 | fAbsorberMaterial = fMat->GetMaterial("Xe15CO2"); |
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| 398 | |
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| 399 | // pipe material is assumed to be He + small admixture of air |
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| 400 | /* |
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| 401 | foilGasRatio = 0.000001; |
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| 402 | foilDensity = Air->GetDensity(); |
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| 403 | gasDensity = He->GetDensity(); |
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| 404 | totDensity = foilDensity*foilGasRatio + gasDensity*( 1.0 - foilGasRatio ); |
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| 405 | |
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| 406 | fractionFoil = foilDensity*foilGasRatio/totDensity; |
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| 407 | fractionGas = 1.0 - fractionFoil; // gasDensity*(1.0 - foilGasRatio)/totDensity; |
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| 408 | |
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| 409 | fPipeMat = new G4Material("pipeMat" , totDensity, 2); |
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| 410 | fPipeMat->AddMaterial( Air, fractionFoil ); |
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| 411 | fPipeMat->AddMaterial( He, fractionGas ); |
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| 412 | */ |
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| 413 | fPipeMat = He; |
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| 414 | |
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| 415 | fGapMat = fAbsorberMaterial; |
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| 416 | |
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| 417 | fWorldMaterial = Air; |
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| 418 | |
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| 419 | |
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| 420 | fSolidWorld = new G4Box("World", fWorldSizeR, fWorldSizeR, fWorldSizeZ/2.); |
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| 421 | |
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| 422 | fLogicWorld = new G4LogicalVolume(fSolidWorld, fWorldMaterial, "World"); |
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| 423 | |
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| 424 | fPhysicsWorld = new G4PVPlacement(0, G4ThreeVector(), "World", |
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| 425 | fLogicWorld, 0, false, 0); |
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| 426 | |
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| 427 | // TR radiator envelope |
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| 428 | |
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| 429 | fRadThick = fFoilNumber*(fRadThickness + fGasGap) - fGasGap + fDetGap; |
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| 430 | |
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| 431 | fRadZ = fStartZ + 0.5*fRadThick; |
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| 432 | |
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| 433 | // fRadZ = -fRadThick/2. - fElectrodeThick; |
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| 434 | // if ( fabs(pipe) > 1.e-15 ) fRadZ -= ( fPipeLength/2. + pipeDist ); |
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| 435 | |
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| 436 | |
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| 437 | fSolidRadiator = new G4Box("Radiator",1.1*fAbsorberRadius , |
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| 438 | 1.1*fAbsorberRadius, 0.5*fRadThick ); |
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| 439 | |
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| 440 | fLogicRadiator = new G4LogicalVolume(fSolidRadiator, fRadiatorMat, |
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| 441 | "Radiator"); |
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| 442 | |
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| 443 | fPhysicsRadiator = new G4PVPlacement(0, |
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| 444 | G4ThreeVector(0,0,fRadZ), |
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| 445 | "Radiator", fLogicRadiator, |
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| 446 | fPhysicsWorld, false, 0 ); |
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| 447 | |
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| 448 | // create region for radiator |
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| 449 | |
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| 450 | if( fRadRegion != 0 ) delete fRadRegion; |
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| 451 | if( fRadRegion == 0 ) fRadRegion = new G4Region("XTRradiator"); |
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| 452 | fRadRegion->AddRootLogicalVolume(fLogicRadiator); |
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| 453 | |
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| 454 | // Drift Electrode on both sides of Radiator: |
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| 455 | |
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| 456 | G4double zElectrode1 = fRadZ - fRadThick/2. - fElectrodeThick/2.; |
---|
| 457 | G4double zElectrode2 = fRadZ + fRadThick/2. + fElectrodeThick/2.; |
---|
| 458 | /* |
---|
| 459 | G4Box* solidElectrode = new G4Box("Electrode",fAbsorberRadius*1.1, |
---|
| 460 | fAbsorberRadius*1.1, |
---|
| 461 | fElectrodeThick/2.); |
---|
| 462 | |
---|
| 463 | G4LogicalVolume* logicElectrode = new G4LogicalVolume(solidElectrode, |
---|
| 464 | fElectrodeMat, |
---|
| 465 | "Electrode"); |
---|
| 466 | |
---|
| 467 | G4VPhysicalVolume* physiElectrode1 = new G4PVPlacement(0, |
---|
| 468 | G4ThreeVector(0.,0.,zElectrode1), |
---|
| 469 | "Electrode1",logicElectrode, |
---|
| 470 | fPhysicsWorld,false,0); |
---|
| 471 | |
---|
| 472 | G4VPhysicalVolume* physiElectrode2 = new G4PVPlacement(0, |
---|
| 473 | G4ThreeVector(0.,0.,zElectrode2), |
---|
| 474 | "Electrode1",logicElectrode, |
---|
| 475 | fPhysicsWorld,false,0); |
---|
| 476 | */ |
---|
| 477 | G4cout<<"zElectrode1 = "<<zElectrode1/mm<<" mm"<<G4endl; |
---|
| 478 | G4cout<<"zElectrode2 = "<<zElectrode2/mm<<" mm"<<G4endl; |
---|
| 479 | G4cout<<"fElectrodeThick = "<<fElectrodeThick/mm<<" mm"<<G4endl<<G4endl; |
---|
| 480 | |
---|
| 481 | // Helium Pipe: |
---|
| 482 | |
---|
| 483 | G4double pipeDist = 1.*cm; //Distance between pipe and radiator / absorber |
---|
| 484 | G4double fieldStrength = 1.0*tesla; // 0.01*tesla; // field strength in pipe |
---|
| 485 | G4double alphaB = 90.*degree; |
---|
| 486 | fPipe = true; // 0.; // use helium pipe is setup |
---|
| 487 | |
---|
| 488 | fPipeField = true; // field in helium pipe used? |
---|
| 489 | |
---|
| 490 | G4double zPipe = zElectrode2 + fElectrodeThick/2. + |
---|
| 491 | pipeDist/2. + fPipeLength/2.; |
---|
| 492 | |
---|
| 493 | if ( fPipe ) |
---|
| 494 | { |
---|
| 495 | |
---|
| 496 | G4Box* solidPipe = new G4Box("Pipe",fAbsorberRadius*0.5, |
---|
| 497 | fAbsorberRadius*0.5, |
---|
| 498 | fPipeLength/2. ); |
---|
| 499 | |
---|
| 500 | G4LogicalVolume* logicPipe = new G4LogicalVolume(solidPipe, |
---|
| 501 | fPipeMat, // fWorldMaterial, // |
---|
| 502 | "Pipe"); |
---|
| 503 | |
---|
| 504 | // G4VPhysicalVolume* physiPipe = new G4PVPlacement(0, |
---|
| 505 | // G4ThreeVector(0., 0., zPipe), |
---|
| 506 | // "Pipe1",logicPipe, |
---|
| 507 | // fPhysicsWorld,false,0); |
---|
| 508 | |
---|
| 509 | G4cout<<"zPipe = "<<zPipe/mm<<" mm"<<G4endl; |
---|
| 510 | G4cout<<"fPipeLength = "<<fPipeLength/mm<<" mm"<<G4endl<<G4endl; |
---|
| 511 | |
---|
| 512 | // magnetic field in Pipe: |
---|
| 513 | |
---|
| 514 | if ( fPipeField ) |
---|
| 515 | { |
---|
| 516 | if( fMagField ) delete fMagField; //delete the existing mag field |
---|
| 517 | |
---|
| 518 | fMagField = new G4UniformMagField(G4ThreeVector(fieldStrength*std::sin(alphaB), |
---|
| 519 | 0., fieldStrength*std::cos(alphaB))); |
---|
| 520 | // fMagField = new G4UniformMagField(G4ThreeVector(fieldStrength, 0., 0.)); |
---|
| 521 | // fMagField = new G4UniformMagField(G4ThreeVector(0., 0., fieldStrength)); |
---|
| 522 | G4FieldManager* fieldMgr = new G4FieldManager(fMagField); |
---|
| 523 | fieldMgr->SetDetectorField(fMagField); |
---|
| 524 | fieldMgr->CreateChordFinder(fMagField); |
---|
| 525 | logicPipe->SetFieldManager(fieldMgr, true); |
---|
| 526 | } |
---|
| 527 | |
---|
| 528 | } |
---|
| 529 | else G4cout<<"No Helium pipe is used"<<G4endl<<G4endl; |
---|
| 530 | |
---|
| 531 | // Mylar Foil on both sides of helium pipe: |
---|
| 532 | |
---|
| 533 | G4double zMylar1 = zPipe - fPipeLength/2. - fMylarThick/2. - 0.001*mm; |
---|
| 534 | G4double zMylar2 = zPipe + fPipeLength/2. + fMylarThick/2. + 0.001*mm; |
---|
| 535 | |
---|
| 536 | // G4Box* solidMylar = new G4Box("MylarB",fAbsorberRadius*0.6, |
---|
| 537 | // fAbsorberRadius*0.6, |
---|
| 538 | // fMylarThick/2.); |
---|
| 539 | |
---|
| 540 | // G4LogicalVolume* logicMylar = new G4LogicalVolume(solidMylar, |
---|
| 541 | // fWindowMat, |
---|
| 542 | // "MylarL"); |
---|
| 543 | |
---|
| 544 | if ( fPipe ) |
---|
| 545 | { |
---|
| 546 | |
---|
| 547 | // G4VPhysicalVolume* physiMylar1 = new G4PVPlacement(0, |
---|
| 548 | // G4ThreeVector( 0., 0., zMylar1), |
---|
| 549 | // "Mylar1", logicMylar, fPhysicsWorld, |
---|
| 550 | // false, 0); |
---|
| 551 | |
---|
| 552 | // G4VPhysicalVolume* physiMylar2 = new G4PVPlacement(0, |
---|
| 553 | // G4ThreeVector(0., 0., zMylar2), |
---|
| 554 | // "Mylar2", logicMylar, fPhysicsWorld, |
---|
| 555 | // false, 0); |
---|
| 556 | |
---|
| 557 | G4cout<<"zMylar1 = "<<zMylar1/mm<<" mm"<<G4endl; |
---|
| 558 | G4cout<<"zMylar2 = "<<zMylar2/mm<<" mm"<<G4endl; |
---|
| 559 | G4cout<<"fMylarThick = "<<fMylarThick/mm<<" mm"<<G4endl<<G4endl; |
---|
| 560 | } |
---|
| 561 | |
---|
| 562 | // Mylar Foil on Chamber: |
---|
| 563 | |
---|
| 564 | G4double zMylar = zElectrode2 + fElectrodeThick/2. + fMylarThick/2. + 1.0*mm; |
---|
| 565 | |
---|
| 566 | // if ( fPipe ) |
---|
| 567 | { |
---|
| 568 | zMylar += ( fPipeLength + pipeDist ); |
---|
| 569 | } |
---|
| 570 | // G4VPhysicalVolume* physiMylar = new G4PVPlacement(0, |
---|
| 571 | // G4ThreeVector(0., 0., zMylar), |
---|
| 572 | // "Mylar",logicMylar,fPhysicsWorld,false,0); |
---|
| 573 | |
---|
| 574 | |
---|
| 575 | G4cout<<"zMylar = "<<zMylar/mm<<" mm"<<G4endl; |
---|
| 576 | G4cout<<"fMylarThick = "<<fMylarThick/mm<<" mm"<<G4endl<<G4endl; |
---|
| 577 | |
---|
| 578 | |
---|
| 579 | // Absorber |
---|
| 580 | |
---|
| 581 | fAbsorberZ = zMylar + fMylarThick + fAbsorberThickness/2.; |
---|
| 582 | |
---|
| 583 | |
---|
| 584 | fSolidAbsorber = new G4Box("Absorber", |
---|
| 585 | fAbsorberRadius, |
---|
| 586 | // fAbsorberRadius, |
---|
| 587 | // 10.*mm, |
---|
| 588 | 10.*mm, |
---|
| 589 | fAbsorberThickness/2.); |
---|
| 590 | |
---|
| 591 | fLogicAbsorber = new G4LogicalVolume(fSolidAbsorber, fAbsorberMaterial, |
---|
| 592 | "Absorber"); |
---|
| 593 | |
---|
| 594 | fPhysicsAbsorber = new G4PVPlacement(0, |
---|
| 595 | G4ThreeVector(0., 0., fAbsorberZ), |
---|
| 596 | "Absorber", fLogicAbsorber, |
---|
| 597 | fPhysicsWorld, false, 0); |
---|
| 598 | |
---|
| 599 | if( fRegGasDet != 0 ) delete fRegGasDet; |
---|
| 600 | if( fRegGasDet == 0 ) fRegGasDet = new G4Region("XTRdEdxDetector"); |
---|
| 601 | fRegGasDet->AddRootLogicalVolume(fLogicAbsorber); |
---|
| 602 | |
---|
| 603 | // Sensitive Detectors: Absorber |
---|
| 604 | |
---|
| 605 | G4SDManager* SDman = G4SDManager::GetSDMpointer(); |
---|
| 606 | |
---|
| 607 | if(!fCalorimeterSD) |
---|
| 608 | { |
---|
| 609 | fCalorimeterSD = new Em10CalorimeterSD("CalorSD",this); |
---|
| 610 | SDman->AddNewDetector( fCalorimeterSD ); |
---|
| 611 | } |
---|
| 612 | if (fLogicAbsorber) fLogicAbsorber->SetSensitiveDetector(fCalorimeterSD); |
---|
| 613 | |
---|
| 614 | PrintGeometryParameters(); |
---|
| 615 | |
---|
| 616 | return fPhysicsWorld; |
---|
| 617 | } |
---|
| 618 | |
---|
| 619 | ///////////////////////////////////////////////////////////////////////////////// |
---|
| 620 | // |
---|
| 621 | // Setup for Bari INFN XTR test beam (~2004) at CERN. With He beam-pipe |
---|
| 622 | // M. Brigida et al, NIM A550 (2005) 157-168 |
---|
| 623 | // Runs by : TestEm10 bari05.mac |
---|
| 624 | |
---|
| 625 | G4VPhysicalVolume* Em10DetectorConstruction::SetUpBari05() |
---|
| 626 | { |
---|
| 627 | fWorldSizeZ = 600.*cm; |
---|
| 628 | fWorldSizeR = 22.*cm; |
---|
| 629 | |
---|
| 630 | // Radiator and detector parameters |
---|
| 631 | |
---|
| 632 | //fRadThickness = 0.01*mm; // Gamma XTR (malz: 0.01) |
---|
| 633 | //fGasGap = 0.19*mm; // Gamma XTR (malz: 0.09) |
---|
| 634 | //fFoilNumber = 240; // Gamma XTR (malz: 480) |
---|
| 635 | |
---|
| 636 | //fRadThickness = 0.020*mm; // Reg1 |
---|
| 637 | //fGasGap = 0.500*mm; // Reg1 |
---|
| 638 | //fFoilNumber = 120; // Reg1 |
---|
| 639 | |
---|
| 640 | //fRadThickness = 0.013*mm; // Anton |
---|
| 641 | //fGasGap = 0.230*mm; // Anton |
---|
| 642 | //fFoilNumber = 550; // Anton |
---|
| 643 | |
---|
| 644 | |
---|
| 645 | fRadThickness = 0.0055*mm; // Reg2 |
---|
| 646 | fGasGap = 0.23*mm; // Reg2 |
---|
| 647 | fFoilNumber = 191; // Reg2 |
---|
| 648 | |
---|
| 649 | foilGasRatio = fRadThickness/(fRadThickness+fGasGap); |
---|
| 650 | |
---|
| 651 | |
---|
| 652 | fAbsorberThickness = 0.4*mm; |
---|
| 653 | |
---|
| 654 | fAbsorberRadius = 100.*mm; |
---|
| 655 | fAbsorberZ = 136.*cm; |
---|
| 656 | |
---|
| 657 | fPipeLength = 50.0*cm; |
---|
| 658 | fMylarThick = 20.0*micrometer; |
---|
| 659 | |
---|
| 660 | fWindowThick = 51.0*micrometer ; |
---|
| 661 | fElectrodeThick = 100.0*micrometer ; |
---|
| 662 | fGapThick = 10.0*cm ; |
---|
| 663 | |
---|
| 664 | |
---|
| 665 | fDetThickness = 40.0*mm ; |
---|
| 666 | fDetLength = 200.0*cm ; |
---|
| 667 | fDetGap = 0.01*mm ; |
---|
| 668 | |
---|
| 669 | |
---|
| 670 | fStartR = 40*cm ; |
---|
| 671 | fStartZ = 100.0*mm ; |
---|
| 672 | |
---|
| 673 | fModuleNumber = 1 ; |
---|
| 674 | |
---|
| 675 | // Preparation of mixed radiator material |
---|
| 676 | |
---|
| 677 | |
---|
| 678 | G4Material* Mylar = fMat->GetMaterial("Mylar"); |
---|
| 679 | G4Material* Air = fMat->GetMaterial("Air"); |
---|
| 680 | G4Material* Al = fMat->GetMaterial("Al"); |
---|
| 681 | G4Material* CH2 = fMat->GetMaterial("CH2"); |
---|
| 682 | G4Material* He = fMat->GetMaterial("He"); |
---|
| 683 | |
---|
| 684 | G4double foilDensity = 0.91*g/cm3; // CH2 1.39*g/cm3; // Mylar // 0.534*g/cm3; //Li |
---|
| 685 | G4double gasDensity = 1.2928*mg/cm3; // Air // 1.977*mg/cm3; // CO2 0.178*mg/cm3; // He |
---|
| 686 | G4double totDensity = foilDensity*foilGasRatio + gasDensity*(1.0-foilGasRatio) ; |
---|
| 687 | |
---|
| 688 | G4double fractionFoil = foilDensity*foilGasRatio/totDensity ; |
---|
| 689 | G4double fractionGas = gasDensity*(1.0-foilGasRatio)/totDensity ; |
---|
| 690 | |
---|
| 691 | G4Material* radiatorMat = new G4Material("radiatorMat" , totDensity, |
---|
| 692 | 2); |
---|
| 693 | radiatorMat->AddMaterial( CH2, fractionFoil ) ; |
---|
| 694 | radiatorMat->AddMaterial( Air, fractionGas ) ; |
---|
| 695 | |
---|
| 696 | // default materials of the detector and TR radiator |
---|
| 697 | |
---|
| 698 | fRadiatorMat = radiatorMat; |
---|
| 699 | fFoilMat = CH2; // Kapton; // Mylar ; // Li ; // CH2 ; |
---|
| 700 | fGasMat = Air; // CO2; // He; // |
---|
| 701 | |
---|
| 702 | fWindowMat = Mylar; |
---|
| 703 | fElectrodeMat = Al; |
---|
| 704 | |
---|
| 705 | fAbsorberMaterial = fMat->GetMaterial("Si"); |
---|
| 706 | |
---|
| 707 | // pipe material is assumed to be He + small admixture of air |
---|
| 708 | |
---|
| 709 | foilGasRatio = 0.99999; |
---|
| 710 | foilDensity = 1.2928*mg/cm3; // Air |
---|
| 711 | gasDensity = 0.178*mg/cm3; // He |
---|
| 712 | totDensity = foilDensity*foilGasRatio + gasDensity*(1.0-foilGasRatio); |
---|
| 713 | |
---|
| 714 | fractionFoil = foilDensity*foilGasRatio/totDensity; |
---|
| 715 | fractionGas = gasDensity*(1.0-foilGasRatio)/totDensity; |
---|
| 716 | |
---|
| 717 | fPipeMat = new G4Material("pipeMat" , totDensity, 2); |
---|
| 718 | fPipeMat->AddMaterial( Air, fractionFoil ); |
---|
| 719 | fPipeMat->AddMaterial( He, fractionGas ); |
---|
| 720 | |
---|
| 721 | // fPipeMat = He; |
---|
| 722 | |
---|
| 723 | fGapMat = fAbsorberMaterial; |
---|
| 724 | |
---|
| 725 | fWorldMaterial = Air; |
---|
| 726 | |
---|
| 727 | |
---|
| 728 | fSolidWorld = new G4Box("World", fWorldSizeR,fWorldSizeR,fWorldSizeZ/2.); |
---|
| 729 | |
---|
| 730 | fLogicWorld = new G4LogicalVolume(fSolidWorld, fWorldMaterial, "World"); |
---|
| 731 | |
---|
| 732 | fPhysicsWorld = new G4PVPlacement(0, G4ThreeVector(), "World", |
---|
| 733 | fLogicWorld, 0, false, 0); |
---|
| 734 | |
---|
| 735 | // TR radiator envelope |
---|
| 736 | |
---|
| 737 | fRadThick = fFoilNumber*(fRadThickness + fGasGap) - fGasGap + fDetGap; |
---|
| 738 | |
---|
| 739 | fRadZ = fStartZ + 0.5*fRadThick ; |
---|
| 740 | // fRadZ = -fRadThick/2. - fElectrodeThick; |
---|
| 741 | // if ( fabs(pipe) > 1.e-15 ) fRadZ -= ( fPipeLength/2. + pipeDist ); |
---|
| 742 | |
---|
| 743 | |
---|
| 744 | fSolidRadiator = new G4Box("Radiator",1.1*fAbsorberRadius , |
---|
| 745 | 1.1*fAbsorberRadius, 0.5*fRadThick ); |
---|
| 746 | |
---|
| 747 | fLogicRadiator = new G4LogicalVolume(fSolidRadiator, fRadiatorMat, |
---|
| 748 | "Radiator"); |
---|
| 749 | |
---|
| 750 | fPhysicsRadiator = new G4PVPlacement(0, |
---|
| 751 | G4ThreeVector(0,0,fRadZ), |
---|
| 752 | "Radiator", fLogicRadiator, |
---|
| 753 | fPhysicsWorld, false, 0 ); |
---|
| 754 | |
---|
| 755 | // create region for radiator |
---|
| 756 | |
---|
| 757 | if( fRadRegion != 0 ) delete fRadRegion; |
---|
| 758 | if( fRadRegion == 0 ) fRadRegion = new G4Region("XTRradiator"); |
---|
| 759 | fRadRegion->AddRootLogicalVolume(fLogicRadiator); |
---|
| 760 | |
---|
| 761 | // Drift Electrode on both sides of Radiator: |
---|
| 762 | |
---|
| 763 | // G4Box* solidElectrode = new G4Box("Electrode",fAbsorberRadius*1.1, |
---|
| 764 | // fAbsorberRadius*1.1, |
---|
| 765 | // fElectrodeThick/2.); |
---|
| 766 | |
---|
| 767 | // G4LogicalVolume* logicElectrode = new G4LogicalVolume(solidElectrode, |
---|
| 768 | // fElectrodeMat, |
---|
| 769 | // "Electrode"); |
---|
| 770 | |
---|
| 771 | G4double zElectrode1 = fRadZ - fRadThick/2. - fElectrodeThick/2.; |
---|
| 772 | G4double zElectrode2 = fRadZ + fRadThick/2. + fElectrodeThick/2.; |
---|
| 773 | |
---|
| 774 | // G4VPhysicalVolume* physiElectrode1 = new G4PVPlacement(0, |
---|
| 775 | // G4ThreeVector(0.,0.,zElectrode1), |
---|
| 776 | // "Electrode1",logicElectrode, |
---|
| 777 | // fPhysicsWorld,false,0); |
---|
| 778 | |
---|
| 779 | // G4VPhysicalVolume* physiElectrode2 = new G4PVPlacement(0, |
---|
| 780 | // G4ThreeVector(0.,0.,zElectrode2), |
---|
| 781 | // "Electrode1",logicElectrode, |
---|
| 782 | // fPhysicsWorld,false,0); |
---|
| 783 | |
---|
| 784 | |
---|
| 785 | G4cout<<"zElectrode1 = "<<zElectrode1/mm<<" mm"<<G4endl; |
---|
| 786 | G4cout<<"zElectrode2 = "<<zElectrode2/mm<<" mm"<<G4endl; |
---|
| 787 | G4cout<<"fElectrodeThick = "<<fElectrodeThick/mm<<" mm"<<G4endl<<G4endl; |
---|
| 788 | |
---|
| 789 | // Helium Pipe: |
---|
| 790 | |
---|
| 791 | |
---|
| 792 | G4double pipe = 1.0; // use helium pipe is setup |
---|
| 793 | |
---|
| 794 | G4double pipeDist = 1.*cm; //Distance between pipe and radiator / absorber |
---|
| 795 | |
---|
| 796 | |
---|
| 797 | |
---|
| 798 | G4double zPipe = zElectrode2 + fElectrodeThick/2. + fPipeLength/2. + pipeDist/2.; |
---|
| 799 | |
---|
| 800 | // G4double field = 1.0; // field in helium pipe used? |
---|
| 801 | // G4double fieldStrength = 1.0*tesla; // field strength in pipe |
---|
| 802 | |
---|
| 803 | if ( std::fabs(pipe) > 1.e-15 ) |
---|
| 804 | { |
---|
| 805 | |
---|
| 806 | // G4Box* solidPipe = new G4Box("Pipe",fAbsorberRadius*0.5, |
---|
| 807 | // fAbsorberRadius*0.5, |
---|
| 808 | // fPipeLength/2. ); |
---|
| 809 | |
---|
| 810 | // G4LogicalVolume* logicPipe = new G4LogicalVolume(solidPipe, |
---|
| 811 | // fPipeMat, |
---|
| 812 | // "Pipe"); |
---|
| 813 | |
---|
| 814 | // magnetic field in Pipe: |
---|
| 815 | // if( fMagField ) delete fMagField; //delete the existing mag field |
---|
| 816 | // fMagField = new G4UniformMagField(G4ThreeVector(fieldStrength,0.,0.)); |
---|
| 817 | // G4FieldManager* fieldMgr= new G4FieldManager(fMagField); |
---|
| 818 | // fieldMgr->SetDetectorField(fMagField); |
---|
| 819 | // fieldMgr->CreateChordFinder(fMagField); |
---|
| 820 | // if ( fabs(field) > 1.e-15 ) logicPipe->SetFieldManager(fieldMgr, true); |
---|
| 821 | |
---|
| 822 | // G4VPhysicalVolume* physiPipe = new G4PVPlacement(0, |
---|
| 823 | // G4ThreeVector(0.,0.,zPipe), |
---|
| 824 | // "Pipe1",logicPipe, |
---|
| 825 | // fPhysicsWorld,false,0); |
---|
| 826 | |
---|
| 827 | G4cout<<"zPipe = "<<zPipe/mm<<" mm"<<G4endl; |
---|
| 828 | G4cout<<"fPipeLength = "<<fPipeLength/mm<<" mm"<<G4endl<<G4endl; |
---|
| 829 | |
---|
| 830 | } |
---|
| 831 | else G4cout<<"No Helium pipe is used"<<G4endl<<G4endl; |
---|
| 832 | |
---|
| 833 | // Mylar Foil on both sides of helium pipe: |
---|
| 834 | |
---|
| 835 | G4double zMylar1 = zPipe - fPipeLength/2. - fMylarThick/2 - 0.01*mm; |
---|
| 836 | G4double zMylar2 = zPipe + fPipeLength/2. + fMylarThick/2 + 0.01*mm; |
---|
| 837 | |
---|
| 838 | // G4Box* solidMylar = new G4Box("Mylar",fAbsorberRadius*0.6, |
---|
| 839 | // fAbsorberRadius*0.6, |
---|
| 840 | // fMylarThick/2.); |
---|
| 841 | |
---|
| 842 | // G4LogicalVolume* logicMylar = new G4LogicalVolume(solidMylar, |
---|
| 843 | // fWindowMat, |
---|
| 844 | // "Mylar"); |
---|
| 845 | |
---|
| 846 | if ( std::fabs(pipe) > 1.e-15 ) |
---|
| 847 | { |
---|
| 848 | |
---|
| 849 | // G4VPhysicalVolume* physiMylar1 = new G4PVPlacement(0, |
---|
| 850 | // G4ThreeVector( 0., 0., zMylar1), |
---|
| 851 | // "Mylar1", logicMylar, fPhysicsWorld, |
---|
| 852 | // false, 0); |
---|
| 853 | |
---|
| 854 | // G4VPhysicalVolume* physiMylar2 = new G4PVPlacement(0, |
---|
| 855 | // G4ThreeVector(0.,0.,zMylar2), |
---|
| 856 | // "Mylar2", logicMylar, fPhysicsWorld, |
---|
| 857 | // false, 0); |
---|
| 858 | |
---|
| 859 | G4cout<<"zMylar1 = "<<zMylar1/mm<<" mm"<<G4endl; |
---|
| 860 | G4cout<<"zMylar2 = "<<zMylar2/mm<<" mm"<<G4endl; |
---|
| 861 | G4cout<<"fMylarThick = "<<fMylarThick/mm<<" mm"<<G4endl<<G4endl; |
---|
| 862 | |
---|
| 863 | } |
---|
| 864 | |
---|
| 865 | // Mylar Foil on Chamber: |
---|
| 866 | |
---|
| 867 | G4double zMylar = zElectrode2 + fElectrodeThick/2. + fMylarThick/2. + 1.0*mm; |
---|
| 868 | |
---|
| 869 | if ( std::fabs(pipe) > 1.e-15 ) zMylar += ( fPipeLength + pipeDist ); |
---|
| 870 | |
---|
| 871 | // G4VPhysicalVolume* physiMylar = new G4PVPlacement(0, |
---|
| 872 | // G4ThreeVector(0.,0.,zMylar), |
---|
| 873 | // "Mylar",logicMylar,fPhysicsWorld,false,0); |
---|
| 874 | |
---|
| 875 | |
---|
| 876 | G4cout<<"zMylar = "<<zMylar/mm<<" mm"<<G4endl; |
---|
| 877 | G4cout<<"fMylarThick = "<<fMylarThick/mm<<" mm"<<G4endl<<G4endl; |
---|
| 878 | |
---|
| 879 | |
---|
| 880 | // Absorber |
---|
| 881 | |
---|
| 882 | fAbsorberZ = zMylar + fMylarThick/2. + fAbsorberThickness/2.; |
---|
| 883 | |
---|
| 884 | |
---|
| 885 | fSolidAbsorber = new G4Box("Absorber", |
---|
| 886 | // fAbsorberRadius, fAbsorberRadius, |
---|
| 887 | 10.*mm,10.*mm, |
---|
| 888 | fAbsorberThickness/2.); |
---|
| 889 | |
---|
| 890 | fLogicAbsorber = new G4LogicalVolume(fSolidAbsorber, fAbsorberMaterial, |
---|
| 891 | "Absorber"); |
---|
| 892 | |
---|
| 893 | fPhysicsAbsorber = new G4PVPlacement(0, G4ThreeVector(0.,0.,fAbsorberZ), |
---|
| 894 | "Absorber", fLogicAbsorber, |
---|
| 895 | fPhysicsWorld, false, 0); |
---|
| 896 | |
---|
| 897 | if( fRegGasDet != 0 ) delete fRegGasDet; |
---|
| 898 | if( fRegGasDet == 0 ) fRegGasDet = new G4Region("XTRdEdxDetector"); |
---|
| 899 | fRegGasDet->AddRootLogicalVolume(fLogicAbsorber); |
---|
| 900 | |
---|
| 901 | // Sensitive Detectors: Absorber |
---|
| 902 | |
---|
| 903 | G4SDManager* SDman = G4SDManager::GetSDMpointer(); |
---|
| 904 | |
---|
| 905 | if(!fCalorimeterSD) |
---|
| 906 | { |
---|
| 907 | fCalorimeterSD = new Em10CalorimeterSD("CalorSD",this); |
---|
| 908 | SDman->AddNewDetector( fCalorimeterSD ); |
---|
| 909 | } |
---|
| 910 | if (fLogicAbsorber) fLogicAbsorber->SetSensitiveDetector(fCalorimeterSD); |
---|
| 911 | |
---|
| 912 | PrintGeometryParameters(); |
---|
| 913 | |
---|
| 914 | return fPhysicsWorld; |
---|
| 915 | } |
---|
| 916 | |
---|
| 917 | ///////////////////////////////////////////////////////////////////////////////// |
---|
| 918 | // |
---|
| 919 | // Setuo from F. Harris et al NIM 107 (1973) 413-422 (fig.5b) |
---|
| 920 | |
---|
| 921 | G4VPhysicalVolume* Em10DetectorConstruction::SetUpHarris73() |
---|
| 922 | { |
---|
| 923 | fWorldSizeZ = 400.*cm; |
---|
| 924 | fWorldSizeR = 20.*cm; |
---|
| 925 | |
---|
| 926 | // Radiator and detector parameters |
---|
| 927 | |
---|
| 928 | fRadThickness = 0.0127*mm; |
---|
| 929 | fGasGap = 0.762*mm; |
---|
| 930 | foilGasRatio = fRadThickness/(fRadThickness+fGasGap); |
---|
| 931 | |
---|
| 932 | fFoilNumber = 100; |
---|
| 933 | |
---|
| 934 | fAbsorberThickness = 15.0*mm; |
---|
| 935 | |
---|
| 936 | fAbsorberRadius = 100.*mm; |
---|
| 937 | fAbsorberZ = 136.*cm; |
---|
| 938 | |
---|
| 939 | fWindowThick = 51.0*micrometer ; |
---|
| 940 | fElectrodeThick = 10.0*micrometer ; |
---|
| 941 | fGapThick = 10.0*cm ; |
---|
| 942 | |
---|
| 943 | |
---|
| 944 | fDetThickness = 40.0*mm ; |
---|
| 945 | fDetLength = 200.0*cm ; |
---|
| 946 | fDetGap = 0.01*mm ; |
---|
| 947 | |
---|
| 948 | |
---|
| 949 | fStartR = 40*cm ; |
---|
| 950 | fStartZ = 100.0*mm ; |
---|
| 951 | |
---|
| 952 | fModuleNumber = 1 ; |
---|
| 953 | |
---|
| 954 | // Preparation of mixed radiator material |
---|
| 955 | |
---|
| 956 | |
---|
| 957 | G4Material* Mylar = fMat->GetMaterial("Mylar"); |
---|
| 958 | G4Material* Air = fMat->GetMaterial("Air"); |
---|
| 959 | G4Material* Al = fMat->GetMaterial("Al"); |
---|
| 960 | |
---|
| 961 | G4double foilDensity = 1.39*g/cm3; // Mylar // 0.91*g/cm3; // CH2 0.534*g/cm3; //Li |
---|
| 962 | G4double gasDensity = 1.2928*mg/cm3; // Air // 1.977*mg/cm3; // CO2 0.178*mg/cm3; // He |
---|
| 963 | |
---|
| 964 | G4double totDensity = foilDensity*foilGasRatio + gasDensity*(1.0-foilGasRatio) ; |
---|
| 965 | |
---|
| 966 | G4double fractionFoil = foilDensity*foilGasRatio/totDensity ; |
---|
| 967 | G4double fractionGas = gasDensity*(1.0-foilGasRatio)/totDensity ; |
---|
| 968 | |
---|
| 969 | G4Material* radiatorMat = new G4Material("radiatorMat" , totDensity, |
---|
| 970 | 2); |
---|
| 971 | radiatorMat->AddMaterial( Mylar, fractionFoil ) ; |
---|
| 972 | radiatorMat->AddMaterial( Air, fractionGas ) ; |
---|
| 973 | |
---|
| 974 | // default materials of the detector and TR radiator |
---|
| 975 | |
---|
| 976 | fRadiatorMat = radiatorMat; |
---|
| 977 | fFoilMat = Mylar; |
---|
| 978 | fGasMat = Air; |
---|
| 979 | |
---|
| 980 | fWindowMat = Mylar ; |
---|
| 981 | fElectrodeMat = Al ; |
---|
| 982 | |
---|
| 983 | fAbsorberMaterial = fMat->GetMaterial("Kr7CH4"); |
---|
| 984 | |
---|
| 985 | |
---|
| 986 | fGapMat = fAbsorberMaterial; |
---|
| 987 | |
---|
| 988 | fWorldMaterial = Air; // CO2 ; |
---|
| 989 | |
---|
| 990 | fSolidWorld = new G4Box("World", fWorldSizeR,fWorldSizeR,fWorldSizeZ/2.); |
---|
| 991 | |
---|
| 992 | fLogicWorld = new G4LogicalVolume(fSolidWorld, fWorldMaterial, "World"); |
---|
| 993 | |
---|
| 994 | fPhysicsWorld = new G4PVPlacement(0, G4ThreeVector(), "World", |
---|
| 995 | fLogicWorld, 0, false, 0); |
---|
| 996 | |
---|
| 997 | // TR radiator envelope |
---|
| 998 | |
---|
| 999 | fRadThick = fFoilNumber*(fRadThickness + fGasGap) - fGasGap + fDetGap; |
---|
| 1000 | |
---|
| 1001 | fRadZ = fStartZ + 0.5*fRadThick ; |
---|
| 1002 | |
---|
| 1003 | fSolidRadiator = new G4Box("Radiator",1.1*fAbsorberRadius , |
---|
| 1004 | 1.1*fAbsorberRadius, 0.5*fRadThick ); |
---|
| 1005 | |
---|
| 1006 | fLogicRadiator = new G4LogicalVolume(fSolidRadiator, fRadiatorMat, |
---|
| 1007 | "Radiator"); |
---|
| 1008 | |
---|
| 1009 | fPhysicsRadiator = new G4PVPlacement(0, |
---|
| 1010 | G4ThreeVector(0,0,fRadZ), |
---|
| 1011 | "Radiator", fLogicRadiator, |
---|
| 1012 | fPhysicsWorld, false, 0 ); |
---|
| 1013 | |
---|
| 1014 | // create region for window inside windowR for |
---|
| 1015 | |
---|
| 1016 | if( fRadRegion != 0 ) delete fRadRegion; |
---|
| 1017 | if( fRadRegion == 0 ) fRadRegion = new G4Region("XTRradiator"); |
---|
| 1018 | fRadRegion->AddRootLogicalVolume(fLogicRadiator); |
---|
| 1019 | |
---|
| 1020 | |
---|
| 1021 | |
---|
| 1022 | fWindowZ = fStartZ + fRadThick + fWindowThick/2. + 15.0*mm ; |
---|
| 1023 | |
---|
| 1024 | // G4Box* solidWindowR = new G4Box("WindowR",fAbsorberRadius+0.001, |
---|
| 1025 | // fAbsorberRadius+0.001, |
---|
| 1026 | // fWindowThick/2.+0.001 ); |
---|
| 1027 | |
---|
| 1028 | // G4LogicalVolume* logicWindowR = new G4LogicalVolume(solidWindowR, |
---|
| 1029 | // fWorldMaterial, "WindowR"); |
---|
| 1030 | |
---|
| 1031 | // G4VPhysicalVolume* physiWindowR = new G4PVPlacement(0, |
---|
| 1032 | // G4ThreeVector(0.,0.,fWindowZ), |
---|
| 1033 | // "WindowR",logicWindowR,fPhysicsWorld,false,0); |
---|
| 1034 | // window |
---|
| 1035 | |
---|
| 1036 | // G4Box* solidWindow = new G4Box("Window",fAbsorberRadius, |
---|
| 1037 | // fAbsorberRadius, fWindowThick/2.); |
---|
| 1038 | |
---|
| 1039 | // G4LogicalVolume* logicWindow = new G4LogicalVolume(solidWindow, |
---|
| 1040 | // fWindowMat, "Window"); |
---|
| 1041 | |
---|
| 1042 | // G4VPhysicalVolume* physiWindow = new G4PVPlacement(0, G4ThreeVector(0.,0.,0.), |
---|
| 1043 | // "Window", logicWindow, physiWindowR, false, 0); |
---|
| 1044 | |
---|
| 1045 | |
---|
| 1046 | fGapZ = fWindowZ + fWindowThick/2. + fGapThick/2. + 0.01*mm ; |
---|
| 1047 | |
---|
| 1048 | fElectrodeZ = fGapZ + fGapThick/2. + fElectrodeThick/2. + 0.01*mm; |
---|
| 1049 | |
---|
| 1050 | // Absorber |
---|
| 1051 | |
---|
| 1052 | fAbsorberZ = fElectrodeZ + fElectrodeThick/2. + fAbsorberThickness/2. + 0.01*mm; |
---|
| 1053 | |
---|
| 1054 | fSolidAbsorber = new G4Box("Absorber", fAbsorberRadius, |
---|
| 1055 | fAbsorberRadius, fAbsorberThickness/2.); |
---|
| 1056 | |
---|
| 1057 | fLogicAbsorber = new G4LogicalVolume(fSolidAbsorber, fAbsorberMaterial, |
---|
| 1058 | "Absorber"); |
---|
| 1059 | |
---|
| 1060 | fPhysicsAbsorber = new G4PVPlacement(0, G4ThreeVector(0.,0.,fAbsorberZ), |
---|
| 1061 | "Absorber", fLogicAbsorber, |
---|
| 1062 | fPhysicsWorld, false, 0); |
---|
| 1063 | |
---|
| 1064 | if( fRegGasDet != 0 ) delete fRegGasDet; |
---|
| 1065 | if( fRegGasDet == 0 ) fRegGasDet = new G4Region("XTRdEdxDetector"); |
---|
| 1066 | fRegGasDet->AddRootLogicalVolume(fLogicAbsorber); |
---|
| 1067 | |
---|
| 1068 | // Sensitive Detectors: Absorber |
---|
| 1069 | |
---|
| 1070 | G4SDManager* SDman = G4SDManager::GetSDMpointer(); |
---|
| 1071 | |
---|
| 1072 | if(!fCalorimeterSD) |
---|
| 1073 | { |
---|
| 1074 | fCalorimeterSD = new Em10CalorimeterSD("CalorSD",this); |
---|
| 1075 | SDman->AddNewDetector( fCalorimeterSD ); |
---|
| 1076 | } |
---|
| 1077 | if (fLogicAbsorber) fLogicAbsorber->SetSensitiveDetector(fCalorimeterSD); |
---|
| 1078 | |
---|
| 1079 | PrintGeometryParameters(); |
---|
| 1080 | |
---|
| 1081 | return fPhysicsWorld; |
---|
| 1082 | } |
---|
| 1083 | |
---|
| 1084 | ///////////////////////////////////////////////////////////////////////////////// |
---|
| 1085 | // |
---|
| 1086 | // Setuo from Y. Watase et al, NIM A248 (1986) 379-388 (fig.7; Li, e-, 2 Gev/c) |
---|
| 1087 | |
---|
| 1088 | G4VPhysicalVolume* Em10DetectorConstruction::SetUpWatase86() |
---|
| 1089 | { |
---|
| 1090 | fWorldSizeZ = 400.*cm; |
---|
| 1091 | fWorldSizeR = 20.*cm; |
---|
| 1092 | |
---|
| 1093 | // Radiator and detector parameters |
---|
| 1094 | |
---|
| 1095 | fRadThickness = 0.04*mm; |
---|
| 1096 | fGasGap = 0.126*mm; |
---|
| 1097 | foilGasRatio = fRadThickness/(fRadThickness+fGasGap); |
---|
| 1098 | |
---|
| 1099 | fFoilNumber = 300; |
---|
| 1100 | |
---|
| 1101 | fAbsorberThickness = 30.0*mm; |
---|
| 1102 | |
---|
| 1103 | fAbsorberRadius = 100.*mm; |
---|
| 1104 | fAbsorberZ = 136.*cm; |
---|
| 1105 | |
---|
| 1106 | fWindowThick = 51.0*micrometer ; |
---|
| 1107 | fElectrodeThick = 10.0*micrometer ; |
---|
| 1108 | fGapThick = 10.0*cm ; |
---|
| 1109 | |
---|
| 1110 | |
---|
| 1111 | fDetThickness = 30.0*mm ; |
---|
| 1112 | fDetLength = 200.0*cm ; |
---|
| 1113 | fDetGap = 0.01*mm ; |
---|
| 1114 | |
---|
| 1115 | |
---|
| 1116 | fStartR = 40*cm ; |
---|
| 1117 | fStartZ = 100.0*mm ; |
---|
| 1118 | |
---|
| 1119 | fModuleNumber = 1 ; |
---|
| 1120 | |
---|
| 1121 | // Preparation of mixed radiator material |
---|
| 1122 | |
---|
| 1123 | |
---|
| 1124 | G4Material* Li = fMat->GetMaterial("Li"); |
---|
| 1125 | // G4Material* Air = fMat->GetMaterial("Air"); |
---|
| 1126 | G4Material* He = fMat->GetMaterial("He"); |
---|
| 1127 | G4Material* Al = fMat->GetMaterial("Al"); |
---|
| 1128 | G4Material* Mylar = fMat->GetMaterial("Mylar"); |
---|
| 1129 | |
---|
| 1130 | G4double foilDensity = 0.534*g/cm3; //Li 1.39*g/cm3; // Mylar 0.91*g/cm3; // CH2 |
---|
| 1131 | G4double gasDensity = 0.178*mg/cm3; // He 1.2928*mg/cm3; // Air // 1.977*mg/cm3; // CO2 |
---|
| 1132 | |
---|
| 1133 | G4double totDensity = foilDensity*foilGasRatio + gasDensity*(1.0-foilGasRatio) ; |
---|
| 1134 | |
---|
| 1135 | G4double fractionFoil = foilDensity*foilGasRatio/totDensity ; |
---|
| 1136 | G4double fractionGas = gasDensity*(1.0-foilGasRatio)/totDensity ; |
---|
| 1137 | |
---|
| 1138 | G4Material* radiatorMat = new G4Material("radiatorMat" , totDensity, |
---|
| 1139 | 2); |
---|
| 1140 | radiatorMat->AddMaterial( Li, fractionFoil ) ; |
---|
| 1141 | radiatorMat->AddMaterial( He, fractionGas ) ; |
---|
| 1142 | |
---|
| 1143 | // default materials of the detector and TR radiator |
---|
| 1144 | |
---|
| 1145 | fRadiatorMat = radiatorMat; |
---|
| 1146 | fFoilMat = Li; |
---|
| 1147 | fGasMat = He; |
---|
| 1148 | |
---|
| 1149 | fWindowMat = Mylar ; |
---|
| 1150 | fElectrodeMat = Al ; |
---|
| 1151 | |
---|
| 1152 | fAbsorberMaterial = fMat->GetMaterial("Xe10CH4"); |
---|
| 1153 | |
---|
| 1154 | |
---|
| 1155 | fGapMat = fAbsorberMaterial; |
---|
| 1156 | |
---|
| 1157 | fWorldMaterial = He; // Air; // CO2 ; |
---|
| 1158 | |
---|
| 1159 | fSolidWorld = new G4Box("World", fWorldSizeR,fWorldSizeR,fWorldSizeZ/2.); |
---|
| 1160 | |
---|
| 1161 | fLogicWorld = new G4LogicalVolume(fSolidWorld, fWorldMaterial, "World"); |
---|
| 1162 | |
---|
| 1163 | fPhysicsWorld = new G4PVPlacement(0, G4ThreeVector(), "World", |
---|
| 1164 | fLogicWorld, 0, false, 0); |
---|
| 1165 | |
---|
| 1166 | // TR radiator envelope |
---|
| 1167 | |
---|
| 1168 | fRadThick = fFoilNumber*(fRadThickness + fGasGap) - fGasGap + fDetGap; |
---|
| 1169 | |
---|
| 1170 | fRadZ = fStartZ + 0.5*fRadThick ; |
---|
| 1171 | |
---|
| 1172 | fSolidRadiator = new G4Box("Radiator",1.1*fAbsorberRadius , |
---|
| 1173 | 1.1*fAbsorberRadius, 0.5*fRadThick ); |
---|
| 1174 | |
---|
| 1175 | fLogicRadiator = new G4LogicalVolume(fSolidRadiator, fRadiatorMat, |
---|
| 1176 | "Radiator"); |
---|
| 1177 | |
---|
| 1178 | fPhysicsRadiator = new G4PVPlacement(0, |
---|
| 1179 | G4ThreeVector(0,0,fRadZ), |
---|
| 1180 | "Radiator", fLogicRadiator, |
---|
| 1181 | fPhysicsWorld, false, 0 ); |
---|
| 1182 | |
---|
| 1183 | // create region for window inside windowR for |
---|
| 1184 | |
---|
| 1185 | if( fRadRegion != 0 ) delete fRadRegion; |
---|
| 1186 | if( fRadRegion == 0 ) fRadRegion = new G4Region("XTRradiator"); |
---|
| 1187 | fRadRegion->AddRootLogicalVolume(fLogicRadiator); |
---|
| 1188 | |
---|
| 1189 | |
---|
| 1190 | |
---|
| 1191 | fWindowZ = fStartZ + fRadThick + fWindowThick/2. + 15.0*mm ; |
---|
| 1192 | |
---|
| 1193 | // G4Box* solidWindowR = new G4Box("WindowR",fAbsorberRadius+0.001, |
---|
| 1194 | // fAbsorberRadius+0.001, |
---|
| 1195 | // fWindowThick/2.+0.001 ); |
---|
| 1196 | |
---|
| 1197 | // G4LogicalVolume* logicWindowR = new G4LogicalVolume(solidWindowR, |
---|
| 1198 | // fWorldMaterial, "WindowR"); |
---|
| 1199 | |
---|
| 1200 | // G4VPhysicalVolume* physiWindowR = new G4PVPlacement(0, |
---|
| 1201 | // G4ThreeVector(0.,0.,fWindowZ), |
---|
| 1202 | // "WindowR",logicWindowR,fPhysicsWorld,false,0); |
---|
| 1203 | // window |
---|
| 1204 | |
---|
| 1205 | // G4Box* solidWindow = new G4Box("Window",fAbsorberRadius, |
---|
| 1206 | // fAbsorberRadius, fWindowThick/2.); |
---|
| 1207 | |
---|
| 1208 | // G4LogicalVolume* logicWindow = new G4LogicalVolume(solidWindow, |
---|
| 1209 | // fWindowMat, "Window"); |
---|
| 1210 | |
---|
| 1211 | // G4VPhysicalVolume* physiWindow = new G4PVPlacement(0, G4ThreeVector(0.,0.,0.), |
---|
| 1212 | // "Window", logicWindow, physiWindowR, false, 0); |
---|
| 1213 | |
---|
| 1214 | |
---|
| 1215 | fGapZ = fWindowZ + fWindowThick/2. + fGapThick/2. + 0.01*mm ; |
---|
| 1216 | |
---|
| 1217 | fElectrodeZ = fGapZ + fGapThick/2. + fElectrodeThick/2. + 0.01*mm; |
---|
| 1218 | |
---|
| 1219 | // Absorber |
---|
| 1220 | |
---|
| 1221 | fAbsorberZ = fElectrodeZ + fElectrodeThick/2. + fAbsorberThickness/2. + 0.01*mm; |
---|
| 1222 | |
---|
| 1223 | fSolidAbsorber = new G4Box("Absorber", fAbsorberRadius, |
---|
| 1224 | fAbsorberRadius, fAbsorberThickness/2.); |
---|
| 1225 | |
---|
| 1226 | fLogicAbsorber = new G4LogicalVolume(fSolidAbsorber, fAbsorberMaterial, |
---|
| 1227 | "Absorber"); |
---|
| 1228 | |
---|
| 1229 | fPhysicsAbsorber = new G4PVPlacement(0, G4ThreeVector(0.,0.,fAbsorberZ), |
---|
| 1230 | "Absorber", fLogicAbsorber, |
---|
| 1231 | fPhysicsWorld, false, 0); |
---|
| 1232 | |
---|
| 1233 | if( fRegGasDet != 0 ) delete fRegGasDet; |
---|
| 1234 | if( fRegGasDet == 0 ) fRegGasDet = new G4Region("XTRdEdxDetector"); |
---|
| 1235 | fRegGasDet->AddRootLogicalVolume(fLogicAbsorber); |
---|
| 1236 | |
---|
| 1237 | // Sensitive Detectors: Absorber |
---|
| 1238 | |
---|
| 1239 | G4SDManager* SDman = G4SDManager::GetSDMpointer(); |
---|
| 1240 | |
---|
| 1241 | if(!fCalorimeterSD) |
---|
| 1242 | { |
---|
| 1243 | fCalorimeterSD = new Em10CalorimeterSD("CalorSD",this); |
---|
| 1244 | SDman->AddNewDetector( fCalorimeterSD ); |
---|
| 1245 | } |
---|
| 1246 | if (fLogicAbsorber) fLogicAbsorber->SetSensitiveDetector(fCalorimeterSD); |
---|
| 1247 | |
---|
| 1248 | PrintGeometryParameters(); |
---|
| 1249 | |
---|
| 1250 | return fPhysicsWorld; |
---|
| 1251 | } |
---|
| 1252 | |
---|
| 1253 | ///////////////////////////////////////////////////////////////////////////////// |
---|
| 1254 | // |
---|
| 1255 | // Setuo from G.D. Barr et al NIM A294 (1990) 465-472 (fig.11) |
---|
| 1256 | |
---|
| 1257 | G4VPhysicalVolume* Em10DetectorConstruction::SetUpBarr90() |
---|
| 1258 | { |
---|
| 1259 | fWorldSizeZ = 400.*cm; |
---|
| 1260 | fWorldSizeR = 20.*cm; |
---|
| 1261 | |
---|
| 1262 | // Radiator and detector parameters |
---|
| 1263 | |
---|
| 1264 | fRadThickness = 0.019*mm; |
---|
| 1265 | fGasGap = 0.6*mm; |
---|
| 1266 | foilGasRatio = fRadThickness/(fRadThickness+fGasGap); |
---|
| 1267 | |
---|
| 1268 | fFoilNumber = 350; |
---|
| 1269 | |
---|
| 1270 | fAbsorberThickness = 50.0*mm; |
---|
| 1271 | |
---|
| 1272 | fAbsorberRadius = 100.*mm; |
---|
| 1273 | fAbsorberZ = 136.*cm; |
---|
| 1274 | |
---|
| 1275 | fWindowThick = 51.0*micrometer ; |
---|
| 1276 | fElectrodeThick = 10.0*micrometer ; |
---|
| 1277 | fGapThick = 10.0*cm ; |
---|
| 1278 | |
---|
| 1279 | |
---|
| 1280 | fDetThickness = 50.0*mm ; |
---|
| 1281 | fDetLength = 200.0*cm ; |
---|
| 1282 | fDetGap = 0.01*mm ; |
---|
| 1283 | |
---|
| 1284 | |
---|
| 1285 | fStartR = 40*cm ; |
---|
| 1286 | fStartZ = 100.0*mm ; |
---|
| 1287 | |
---|
| 1288 | fModuleNumber = 1 ; |
---|
| 1289 | |
---|
| 1290 | // Preparation of mixed radiator material |
---|
| 1291 | |
---|
| 1292 | |
---|
| 1293 | G4Material* CH2 = fMat->GetMaterial("CH2"); |
---|
| 1294 | G4Material* CO2 = fMat->GetMaterial("CO2"); |
---|
| 1295 | G4Material* Air = fMat->GetMaterial("Air"); |
---|
| 1296 | G4Material* Al = fMat->GetMaterial("Al"); |
---|
| 1297 | G4Material* Mylar = fMat->GetMaterial("Mylar"); |
---|
| 1298 | |
---|
| 1299 | G4double foilDensity = 0.91*g/cm3; // CH21.39*g/cm3; // Mylar // 0.534*g/cm3; //Li |
---|
| 1300 | G4double gasDensity = 1.977*mg/cm3; // CO2 1.2928*mg/cm3; // Air // 0.178*mg/cm3; // He |
---|
| 1301 | |
---|
| 1302 | G4double totDensity = foilDensity*foilGasRatio + gasDensity*(1.0-foilGasRatio) ; |
---|
| 1303 | |
---|
| 1304 | G4double fractionFoil = foilDensity*foilGasRatio/totDensity ; |
---|
| 1305 | G4double fractionGas = gasDensity*(1.0-foilGasRatio)/totDensity ; |
---|
| 1306 | |
---|
| 1307 | G4Material* radiatorMat = new G4Material("radiatorMat" , totDensity, |
---|
| 1308 | 2); |
---|
| 1309 | radiatorMat->AddMaterial( CH2, fractionFoil ) ; |
---|
| 1310 | radiatorMat->AddMaterial( CO2, fractionGas ) ; |
---|
| 1311 | |
---|
| 1312 | // default materials of the detector and TR radiator |
---|
| 1313 | |
---|
| 1314 | fRadiatorMat = radiatorMat; |
---|
| 1315 | fFoilMat = CH2; |
---|
| 1316 | fGasMat = CO2; |
---|
| 1317 | |
---|
| 1318 | fWindowMat = Mylar ; |
---|
| 1319 | fElectrodeMat = Al ; |
---|
| 1320 | |
---|
| 1321 | fAbsorberMaterial = fMat->GetMaterial("Xe55He15CH4"); |
---|
| 1322 | |
---|
| 1323 | |
---|
| 1324 | fGapMat = fAbsorberMaterial; |
---|
| 1325 | |
---|
| 1326 | fWorldMaterial = Air; // CO2; // |
---|
| 1327 | |
---|
| 1328 | fSolidWorld = new G4Box("World", fWorldSizeR,fWorldSizeR,fWorldSizeZ/2.); |
---|
| 1329 | |
---|
| 1330 | fLogicWorld = new G4LogicalVolume(fSolidWorld, fWorldMaterial, "World"); |
---|
| 1331 | |
---|
| 1332 | fPhysicsWorld = new G4PVPlacement(0, G4ThreeVector(), "World", |
---|
| 1333 | fLogicWorld, 0, false, 0); |
---|
| 1334 | |
---|
| 1335 | // TR radiator envelope |
---|
| 1336 | |
---|
| 1337 | fRadThick = fFoilNumber*(fRadThickness + fGasGap) - fGasGap + fDetGap; |
---|
| 1338 | |
---|
| 1339 | fRadZ = fStartZ + 0.5*fRadThick ; |
---|
| 1340 | |
---|
| 1341 | fSolidRadiator = new G4Box("Radiator",1.1*fAbsorberRadius , |
---|
| 1342 | 1.1*fAbsorberRadius, 0.5*fRadThick ); |
---|
| 1343 | |
---|
| 1344 | fLogicRadiator = new G4LogicalVolume(fSolidRadiator, fRadiatorMat, |
---|
| 1345 | "Radiator"); |
---|
| 1346 | |
---|
| 1347 | fPhysicsRadiator = new G4PVPlacement(0, |
---|
| 1348 | G4ThreeVector(0,0,fRadZ), |
---|
| 1349 | "Radiator", fLogicRadiator, |
---|
| 1350 | fPhysicsWorld, false, 0 ); |
---|
| 1351 | |
---|
| 1352 | // create region for window inside windowR for |
---|
| 1353 | |
---|
| 1354 | if( fRadRegion != 0 ) delete fRadRegion; |
---|
| 1355 | if( fRadRegion == 0 ) fRadRegion = new G4Region("XTRradiator"); |
---|
| 1356 | fRadRegion->AddRootLogicalVolume(fLogicRadiator); |
---|
| 1357 | |
---|
| 1358 | |
---|
| 1359 | |
---|
| 1360 | fWindowZ = fStartZ + fRadThick + fWindowThick/2. + 15.0*mm ; |
---|
| 1361 | |
---|
| 1362 | // G4Box* solidWindowR = new G4Box("WindowR",fAbsorberRadius+0.001, |
---|
| 1363 | // fAbsorberRadius+0.001, |
---|
| 1364 | // fWindowThick/2.+0.001 ); |
---|
| 1365 | |
---|
| 1366 | // G4LogicalVolume* logicWindowR = new G4LogicalVolume(solidWindowR, |
---|
| 1367 | // fWorldMaterial, "WindowR"); |
---|
| 1368 | // |
---|
| 1369 | // G4VPhysicalVolume* physiWindowR = new G4PVPlacement(0, |
---|
| 1370 | // G4ThreeVector(0.,0.,fWindowZ), |
---|
| 1371 | // "WindowR",logicWindowR,fPhysicsWorld,false,0); |
---|
| 1372 | // window |
---|
| 1373 | |
---|
| 1374 | // G4Box* solidWindow = new G4Box("Window",fAbsorberRadius, |
---|
| 1375 | // fAbsorberRadius, fWindowThick/2.); |
---|
| 1376 | |
---|
| 1377 | // G4LogicalVolume* logicWindow = new G4LogicalVolume(solidWindow, |
---|
| 1378 | // fWindowMat, "Window"); |
---|
| 1379 | |
---|
| 1380 | // G4VPhysicalVolume* physiWindow = new G4PVPlacement(0, G4ThreeVector(0.,0.,0.), |
---|
| 1381 | // "Window", logicWindow, physiWindowR, false, 0); |
---|
| 1382 | |
---|
| 1383 | |
---|
| 1384 | fGapZ = fWindowZ + fWindowThick/2. + fGapThick/2. + 0.01*mm ; |
---|
| 1385 | |
---|
| 1386 | fElectrodeZ = fGapZ + fGapThick/2. + fElectrodeThick/2. + 0.01*mm; |
---|
| 1387 | |
---|
| 1388 | // Absorber |
---|
| 1389 | |
---|
| 1390 | fAbsorberZ = fElectrodeZ + fElectrodeThick/2. + fAbsorberThickness/2. + 0.01*mm; |
---|
| 1391 | |
---|
| 1392 | fSolidAbsorber = new G4Box("Absorber", fAbsorberRadius, |
---|
| 1393 | fAbsorberRadius, fAbsorberThickness/2.); |
---|
| 1394 | |
---|
| 1395 | fLogicAbsorber = new G4LogicalVolume(fSolidAbsorber, fAbsorberMaterial, |
---|
| 1396 | "Absorber"); |
---|
| 1397 | |
---|
| 1398 | fPhysicsAbsorber = new G4PVPlacement(0, G4ThreeVector(0.,0.,fAbsorberZ), |
---|
| 1399 | "Absorber", fLogicAbsorber, |
---|
| 1400 | fPhysicsWorld, false, 0); |
---|
| 1401 | |
---|
| 1402 | if( fRegGasDet != 0 ) delete fRegGasDet; |
---|
| 1403 | if( fRegGasDet == 0 ) fRegGasDet = new G4Region("XTRdEdxDetector"); |
---|
| 1404 | fRegGasDet->AddRootLogicalVolume(fLogicAbsorber); |
---|
| 1405 | |
---|
| 1406 | // Sensitive Detectors: Absorber |
---|
| 1407 | |
---|
| 1408 | G4SDManager* SDman = G4SDManager::GetSDMpointer(); |
---|
| 1409 | |
---|
| 1410 | if(!fCalorimeterSD) |
---|
| 1411 | { |
---|
| 1412 | fCalorimeterSD = new Em10CalorimeterSD("CalorSD",this); |
---|
| 1413 | SDman->AddNewDetector( fCalorimeterSD ); |
---|
| 1414 | } |
---|
| 1415 | if (fLogicAbsorber) fLogicAbsorber->SetSensitiveDetector(fCalorimeterSD); |
---|
| 1416 | |
---|
| 1417 | PrintGeometryParameters(); |
---|
| 1418 | |
---|
| 1419 | return fPhysicsWorld; |
---|
| 1420 | } |
---|
| 1421 | |
---|
| 1422 | //////////////////////////////////////////////////////////////////////////// |
---|
| 1423 | // |
---|
| 1424 | // |
---|
| 1425 | |
---|
| 1426 | void Em10DetectorConstruction::TestOld() |
---|
| 1427 | { |
---|
| 1428 | // G4double inch = 2.54*cm ; |
---|
| 1429 | // G4double mil = inch/1000.0 ; |
---|
| 1430 | // G4double GetzstartAbs() {return zstartAbs;}; |
---|
| 1431 | // G4double GetzendAbs() {return zendAbs;}; |
---|
| 1432 | // void ComputeCalorParameters(); |
---|
| 1433 | |
---|
| 1434 | // void SetGammaCut(G4double cut){fGammaCut = cut;}; |
---|
| 1435 | // void SetElectronCut(G4double cut){fElectronCut = cut;}; |
---|
| 1436 | // void SetPositronCut(G4double cut){fPositronCut = cut;}; |
---|
| 1437 | // G4int fModelNumber ; // selection of parametrisation model1-10 |
---|
| 1438 | // void SetAlphaPlate (G4double val){fAlphaPlate = val;}; |
---|
| 1439 | // void SetAlphaGas (G4double val){fAlphaGas = val;}; |
---|
| 1440 | |
---|
| 1441 | // G4double fAlphaPlate ; |
---|
| 1442 | // G4double fAlphaGas ; |
---|
| 1443 | |
---|
| 1444 | // fAlphaPlate = 160.0; |
---|
| 1445 | // fAlphaGas = 160.0; |
---|
| 1446 | // fModelNumber = 0; |
---|
| 1447 | |
---|
| 1448 | |
---|
| 1449 | // create commands for interactive definition of the calorimeter |
---|
| 1450 | |
---|
| 1451 | // fGammaCut = 23*mm; |
---|
| 1452 | // fElectronCut = 23*mm; |
---|
| 1453 | // fPositronCut = 23*mm; |
---|
| 1454 | |
---|
| 1455 | // G4cout << *(G4Material::GetMaterialTable()) << G4endl; |
---|
| 1456 | |
---|
| 1457 | |
---|
| 1458 | // G4int i, j ; |
---|
| 1459 | // G4int j ; |
---|
| 1460 | // G4double zModule, zRadiator, rModule, rRadiator ; |
---|
| 1461 | |
---|
| 1462 | // complete the Calor parameters definition and Print |
---|
| 1463 | |
---|
| 1464 | //ComputeCalorParameters(); |
---|
| 1465 | |
---|
| 1466 | // zRadiator ; |
---|
| 1467 | |
---|
| 1468 | // World |
---|
| 1469 | |
---|
| 1470 | // if(solidWorld) delete solidWorld ; |
---|
| 1471 | // if(logicWorld) delete logicWorld ; |
---|
| 1472 | // if(physiWorld) delete physiWorld ; |
---|
| 1473 | |
---|
| 1474 | // if(solidRadiator) delete solidRadiator; |
---|
| 1475 | // if(logicRadiator) delete logicRadiator; |
---|
| 1476 | // if(physiRadiator) delete physiRadiator; |
---|
| 1477 | |
---|
| 1478 | // radThick *= 1.02 ; |
---|
| 1479 | |
---|
| 1480 | // if(fSolidRadSlice) delete fSolidRadSlice; |
---|
| 1481 | // if(fLogicRadSlice) delete fLogicRadSlice; |
---|
| 1482 | // if(fPhysicRadSlice) delete fPhysicRadSlice; |
---|
| 1483 | // fSolidRadSlice = new G4Box("RadSlice",fAbsorberRadius, |
---|
| 1484 | // fAbsorberRadius,0.5*fRadThickness ) ; |
---|
| 1485 | |
---|
| 1486 | // fLogicRadSlice = new G4LogicalVolume(fSolidRadSlice,fRadiatorMat, |
---|
| 1487 | // "RadSlice",0,0,0); |
---|
| 1488 | |
---|
| 1489 | /* |
---|
| 1490 | for(j=0;j<fFoilNumber;j++) |
---|
| 1491 | { |
---|
| 1492 | |
---|
| 1493 | zRadiator = zModule + j*(fRadThickness + fGasGap) ; |
---|
| 1494 | G4cout<<zRadiator/mm<<" mm"<<"\t" ; |
---|
| 1495 | // G4cout<<"j = "<<j<<"\t" ; |
---|
| 1496 | |
---|
| 1497 | fPhysicRadSlice = new G4PVPlacement(0,G4ThreeVector(0.,0.,zRadiator-zRad), |
---|
| 1498 | "RadSlice",fLogicRadSlice, |
---|
| 1499 | physiRadiator,false,j); |
---|
| 1500 | } |
---|
| 1501 | G4cout<<G4endl ; |
---|
| 1502 | */ |
---|
| 1503 | // fRadRegion->RemoveRootLogicalVolume(logicWindowR); |
---|
| 1504 | // G4ProductionCuts* cutsR = 0; |
---|
| 1505 | // cutsR = new G4ProductionCuts(); |
---|
| 1506 | // fRadRegion->SetProductionCuts(cutsR); |
---|
| 1507 | |
---|
| 1508 | // else // Second time - get a cut object from region |
---|
| 1509 | { |
---|
| 1510 | // cutsR = fRadRegion->GetProductionCuts(); |
---|
| 1511 | } |
---|
| 1512 | |
---|
| 1513 | // cutsR->SetProductionCut(fGammaCut,"gamma"); |
---|
| 1514 | // cutsR->SetProductionCut(fElectronCut,"e-"); |
---|
| 1515 | // cutsR->SetProductionCut(fPositronCut,"e+"); |
---|
| 1516 | // G4Box* solidGap = new G4Box("Gap",fAbsorberRadius, fAbsorberRadius, |
---|
| 1517 | // fGapThick/2. ) ; |
---|
| 1518 | |
---|
| 1519 | // G4LogicalVolume* logicGap = new G4LogicalVolume(solidGap,fGapMat, "Gap"); |
---|
| 1520 | |
---|
| 1521 | // G4VPhysicalVolume* physiGap = new G4PVPlacement(0, |
---|
| 1522 | // G4ThreeVector(0.,0.,zGap), |
---|
| 1523 | // "Gap",logicGap,physiWorld,false,0); |
---|
| 1524 | |
---|
| 1525 | |
---|
| 1526 | // G4Box* solidElectrode = new G4Box("Electrode",fAbsorberRadius, |
---|
| 1527 | // fAbsorberRadius, fElectrodeThick/2. ); |
---|
| 1528 | |
---|
| 1529 | // G4LogicalVolume* logicElectrode = new G4LogicalVolume(solidElectrode, |
---|
| 1530 | // fElectrodeMat, "Electrode"); |
---|
| 1531 | |
---|
| 1532 | // G4VPhysicalVolume* physiElectrode = new G4PVPlacement(0, |
---|
| 1533 | // G4ThreeVector(0.,0.,zElectrode), |
---|
| 1534 | // "Electrode",logicElectrode, |
---|
| 1535 | // physiWorld,false,0); |
---|
| 1536 | // if(solidAbsorber) delete solidAbsorber ; |
---|
| 1537 | // if(logicAbsorber) delete logicAbsorber ; |
---|
| 1538 | // if(physiAbsorber) delete physiAbsorber ; |
---|
| 1539 | // if (fAbsorberThickness > 0.) |
---|
| 1540 | // { |
---|
| 1541 | // } |
---|
| 1542 | |
---|
| 1543 | // fRegGasDet->RemoveRootLogicalVolume(logicAbsorber); |
---|
| 1544 | // G4ProductionCuts* cuts = 0; |
---|
| 1545 | // cuts = new G4ProductionCuts(); |
---|
| 1546 | // fRegGasDet->SetProductionCuts(cuts); |
---|
| 1547 | // else // Second time - get a cut object from region |
---|
| 1548 | { |
---|
| 1549 | // cuts = fRegGasDet->GetProductionCuts(); |
---|
| 1550 | } |
---|
| 1551 | |
---|
| 1552 | |
---|
| 1553 | // cuts->SetProductionCut(fGammaCut,"gamma"); |
---|
| 1554 | // cuts->SetProductionCut(fElectronCut,"e-"); |
---|
| 1555 | // cuts->SetProductionCut(fPositronCut,"e+"); |
---|
| 1556 | |
---|
| 1557 | } |
---|
| 1558 | |
---|
| 1559 | |
---|
| 1560 | |
---|
| 1561 | |
---|
| 1562 | //////////////////////////////////////////////////////////////////////////// |
---|
| 1563 | // |
---|
| 1564 | // |
---|
| 1565 | |
---|
| 1566 | void Em10DetectorConstruction::PrintGeometryParameters() |
---|
| 1567 | { |
---|
| 1568 | G4cout << "\n The WORLD is made of " |
---|
| 1569 | << fWorldSizeZ/mm << "mm of " << fWorldMaterial->GetName() ; |
---|
| 1570 | G4cout << ", the transverse size (R) of the world is " << fWorldSizeR/mm << " mm. " << G4endl; |
---|
| 1571 | G4cout << " The ABSORBER is made of " |
---|
| 1572 | << fAbsorberThickness/mm << "mm of " << fAbsorberMaterial->GetName() ; |
---|
| 1573 | G4cout << ", the transverse size (R) is " << fAbsorberRadius/mm << " mm. " << G4endl; |
---|
| 1574 | G4cout << " Z position of the (middle of the) absorber " << fAbsorberZ/mm << " mm." << G4endl; |
---|
| 1575 | |
---|
| 1576 | G4cout<<"fRadZ = "<<fRadZ/mm<<" mm"<<G4endl ; |
---|
| 1577 | |
---|
| 1578 | G4cout<<"fStartZ = "<<fStartZ/mm<<" mm"<<G4endl ; |
---|
| 1579 | |
---|
| 1580 | G4cout<<"fRadThick = "<<fRadThick/mm<<" mm"<<G4endl ; |
---|
| 1581 | G4cout<<"fFoilNumber = "<<fFoilNumber<<G4endl ; |
---|
| 1582 | G4cout<<"fRadiatorMat = "<<fRadiatorMat->GetName()<<G4endl ; |
---|
| 1583 | G4cout<<"WorldMaterial = "<<fWorldMaterial->GetName()<<G4endl ; |
---|
| 1584 | // G4cout<<"fAbsorberZ = "<<fAbsorberZ/mm<<" mm"<<G4endl; |
---|
| 1585 | G4cout << G4endl; |
---|
| 1586 | } |
---|
| 1587 | |
---|
| 1588 | /////////////////////////////////////////////////////////////////////////// |
---|
| 1589 | // |
---|
| 1590 | // |
---|
| 1591 | |
---|
| 1592 | void Em10DetectorConstruction::SetAbsorberMaterial(G4String materialChoice) |
---|
| 1593 | { |
---|
| 1594 | // get the pointer to the material table |
---|
| 1595 | const G4MaterialTable* theMaterialTable = G4Material::GetMaterialTable(); |
---|
| 1596 | |
---|
| 1597 | // search the material by its name |
---|
| 1598 | G4Material* pttoMaterial; |
---|
| 1599 | |
---|
| 1600 | for (size_t J=0 ; J<theMaterialTable->size() ; J++) |
---|
| 1601 | { |
---|
| 1602 | pttoMaterial = (*theMaterialTable)[J]; |
---|
| 1603 | |
---|
| 1604 | if(pttoMaterial->GetName() == materialChoice) |
---|
| 1605 | { |
---|
| 1606 | fAbsorberMaterial = pttoMaterial; |
---|
| 1607 | fLogicAbsorber->SetMaterial(pttoMaterial); |
---|
| 1608 | // PrintCalorParameters(); |
---|
| 1609 | } |
---|
| 1610 | } |
---|
| 1611 | } |
---|
| 1612 | /////////////////////////////////////////////////////////////////////////// |
---|
| 1613 | // |
---|
| 1614 | // |
---|
| 1615 | |
---|
| 1616 | void Em10DetectorConstruction::SetRadiatorMaterial(G4String materialChoice) |
---|
| 1617 | { |
---|
| 1618 | // get the pointer to the material table |
---|
| 1619 | |
---|
| 1620 | const G4MaterialTable* theMaterialTable = G4Material::GetMaterialTable(); |
---|
| 1621 | |
---|
| 1622 | // search the material by its name |
---|
| 1623 | |
---|
| 1624 | G4Material* pttoMaterial; |
---|
| 1625 | for (size_t J=0 ; J<theMaterialTable->size() ; J++) |
---|
| 1626 | { |
---|
| 1627 | pttoMaterial = (*theMaterialTable)[J]; |
---|
| 1628 | |
---|
| 1629 | if(pttoMaterial->GetName() == materialChoice) |
---|
| 1630 | { |
---|
| 1631 | fRadiatorMat = pttoMaterial; |
---|
| 1632 | fLogicRadSlice->SetMaterial(pttoMaterial); |
---|
| 1633 | // PrintCalorParameters(); |
---|
| 1634 | } |
---|
| 1635 | } |
---|
| 1636 | } |
---|
| 1637 | |
---|
| 1638 | //////////////////////////////////////////////////////////////////////////// |
---|
| 1639 | // |
---|
| 1640 | // |
---|
| 1641 | |
---|
| 1642 | void Em10DetectorConstruction::SetWorldMaterial(G4String materialChoice) |
---|
| 1643 | { |
---|
| 1644 | // get the pointer to the material table |
---|
| 1645 | const G4MaterialTable* theMaterialTable = G4Material::GetMaterialTable(); |
---|
| 1646 | |
---|
| 1647 | // search the material by its name |
---|
| 1648 | G4Material* pttoMaterial; |
---|
| 1649 | |
---|
| 1650 | for (size_t J=0 ; J<theMaterialTable->size() ; J++) |
---|
| 1651 | { |
---|
| 1652 | pttoMaterial = (*theMaterialTable)[J]; |
---|
| 1653 | |
---|
| 1654 | if(pttoMaterial->GetName() == materialChoice) |
---|
| 1655 | { |
---|
| 1656 | fWorldMaterial = pttoMaterial; |
---|
| 1657 | fLogicWorld->SetMaterial(pttoMaterial); |
---|
| 1658 | // PrintCalorParameters(); |
---|
| 1659 | } |
---|
| 1660 | } |
---|
| 1661 | } |
---|
| 1662 | |
---|
| 1663 | /////////////////////////////////////////////////////////////////////////// |
---|
| 1664 | // |
---|
| 1665 | // |
---|
| 1666 | |
---|
| 1667 | void Em10DetectorConstruction::SetAbsorberThickness(G4double val) |
---|
| 1668 | { |
---|
| 1669 | // change Absorber thickness and recompute the calorimeter parameters |
---|
| 1670 | fAbsorberThickness = val; |
---|
| 1671 | // ComputeCalorParameters(); |
---|
| 1672 | } |
---|
| 1673 | |
---|
| 1674 | /////////////////////////////////////////////////////////////////////////// |
---|
| 1675 | // |
---|
| 1676 | // |
---|
| 1677 | |
---|
| 1678 | void Em10DetectorConstruction::SetRadiatorThickness(G4double val) |
---|
| 1679 | { |
---|
| 1680 | // change XTR radiator thickness and recompute the calorimeter parameters |
---|
| 1681 | fRadThickness = val; |
---|
| 1682 | // ComputeCalorParameters(); |
---|
| 1683 | } |
---|
| 1684 | |
---|
| 1685 | /////////////////////////////////////////////////////////////////////////// |
---|
| 1686 | // |
---|
| 1687 | // |
---|
| 1688 | |
---|
| 1689 | void Em10DetectorConstruction::SetGasGapThickness(G4double val) |
---|
| 1690 | { |
---|
| 1691 | // change XTR gas gap thickness and recompute the calorimeter parameters |
---|
| 1692 | fGasGap = val; |
---|
| 1693 | // ComputeCalorParameters(); |
---|
| 1694 | } |
---|
| 1695 | |
---|
| 1696 | ///////////////////////////////////////////////////////////////////////////// |
---|
| 1697 | // |
---|
| 1698 | // |
---|
| 1699 | |
---|
| 1700 | void Em10DetectorConstruction::SetAbsorberRadius(G4double val) |
---|
| 1701 | { |
---|
| 1702 | // change the transverse size and recompute the calorimeter parameters |
---|
| 1703 | fAbsorberRadius = val; |
---|
| 1704 | // ComputeCalorParameters(); |
---|
| 1705 | } |
---|
| 1706 | |
---|
| 1707 | //////////////////////////////////////////////////////////////////////////// |
---|
| 1708 | // |
---|
| 1709 | // |
---|
| 1710 | |
---|
| 1711 | void Em10DetectorConstruction::SetWorldSizeZ(G4double val) |
---|
| 1712 | { |
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| 1713 | fWorldChanged=true; |
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| 1714 | fWorldSizeZ = val; |
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| 1715 | // ComputeCalorParameters(); |
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| 1716 | } |
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| 1717 | |
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| 1718 | /////////////////////////////////////////////////////////////////////////// |
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| 1719 | // |
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| 1720 | // |
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| 1721 | |
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| 1722 | void Em10DetectorConstruction::SetWorldSizeR(G4double val) |
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| 1723 | { |
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| 1724 | fWorldChanged=true; |
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| 1725 | fWorldSizeR = val; |
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| 1726 | // ComputeCalorParameters(); |
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| 1727 | } |
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| 1728 | |
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| 1729 | ////////////////////////////////////////////////////////////////////////////// |
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| 1730 | // |
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| 1731 | // |
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| 1732 | |
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| 1733 | void Em10DetectorConstruction::SetAbsorberZpos(G4double val) |
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| 1734 | { |
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| 1735 | fAbsorberZ = val; |
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| 1736 | // ComputeCalorParameters(); |
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| 1737 | } |
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| 1738 | |
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| 1739 | ////////////////////////////////////////////////////////////////////////////// |
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| 1740 | // |
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| 1741 | // |
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| 1742 | |
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| 1743 | void Em10DetectorConstruction::SetMagField(G4double) |
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| 1744 | { |
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| 1745 | //apply a global uniform magnetic field along X axis |
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| 1746 | |
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| 1747 | /* ********************************************************* |
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| 1748 | |
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| 1749 | G4FieldManager* fieldMgr |
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| 1750 | = G4TransportationManager::GetTransportationManager()->GetFieldManager(); |
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| 1751 | |
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| 1752 | if(magField) delete magField; //delete the existing magn field |
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| 1753 | |
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| 1754 | if(fieldValue!=0.) // create a new one if non nul |
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| 1755 | { |
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| 1756 | magField = new G4UniformMagField(G4ThreeVector(fieldValue,0.,0.)); |
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| 1757 | fieldMgr->SetDetectorField(magField); |
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| 1758 | fieldMgr->CreateChordFinder(magField); |
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| 1759 | } |
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| 1760 | else |
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| 1761 | { |
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| 1762 | magField = 0; |
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| 1763 | fieldMgr->SetDetectorField(magField); |
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| 1764 | } |
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| 1765 | |
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| 1766 | *************************************************************** */ |
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| 1767 | |
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| 1768 | } |
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| 1769 | |
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| 1770 | /////////////////////////////////////////////////////////////////////////////// |
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| 1771 | // |
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| 1772 | // |
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| 1773 | |
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| 1774 | void Em10DetectorConstruction::UpdateGeometry() |
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| 1775 | { |
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| 1776 | G4RunManager::GetRunManager()->DefineWorldVolume(ConstructDetectorXTR()); |
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| 1777 | } |
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| 1778 | |
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| 1779 | // |
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| 1780 | // |
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| 1781 | //////////////////////////////////////////////////////////////////////////// |
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| 1782 | |
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| 1783 | |
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| 1784 | |
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| 1785 | |
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| 1786 | |
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| 1791 | |
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| 1792 | |
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| 1793 | |
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| 1794 | |
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| 1795 | |
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| 1796 | |
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| 1797 | |
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| 1798 | |
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