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26 /// \file electromagnetic/TestEm10/src/Detecto 26 /// \file electromagnetic/TestEm10/src/DetectorHarris73.cc
27 /// \brief Implementation of the DetectorHarri 27 /// \brief Implementation of the DetectorHarris73 class
28 // 28 //
29 // 29 //
30 // 30 //
31 // 31 //
32 32
33 #include "DetectorHarris73.hh" 33 #include "DetectorHarris73.hh"
34 <<
35 #include "Materials.hh" <<
36 #include "SensitiveDetector.hh" 34 #include "SensitiveDetector.hh"
>> 35 #include "Materials.hh"
37 36
>> 37 #include "G4Material.hh"
38 #include "G4Box.hh" 38 #include "G4Box.hh"
39 #include "G4FieldManager.hh" <<
40 #include "G4LogicalVolume.hh" 39 #include "G4LogicalVolume.hh"
41 #include "G4Material.hh" <<
42 #include "G4PVPlacement.hh" 40 #include "G4PVPlacement.hh"
43 #include "G4Region.hh" <<
44 #include "G4SDManager.hh" <<
45 #include "G4SystemOfUnits.hh" <<
46 #include "G4TransportationManager.hh" <<
47 #include "G4UniformMagField.hh" 41 #include "G4UniformMagField.hh"
>> 42 #include "G4FieldManager.hh"
>> 43 #include "G4TransportationManager.hh"
>> 44 #include "G4SDManager.hh"
>> 45
>> 46 #include "G4Region.hh"
>> 47
48 #include "G4UnitsTable.hh" 48 #include "G4UnitsTable.hh"
>> 49 #include "G4SystemOfUnits.hh"
49 #include "G4ios.hh" 50 #include "G4ios.hh"
50 51
51 //....oooOO0OOooo........oooOO0OOooo........oo 52 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
52 53
53 DetectorHarris73::DetectorHarris73() : fRadiat << 54 DetectorHarris73::DetectorHarris73()
>> 55 : fRadiatorDescription(0)
>> 56 {}
54 57
55 //....oooOO0OOooo........oooOO0OOooo........oo 58 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
56 59
57 DetectorHarris73::~DetectorHarris73() 60 DetectorHarris73::~DetectorHarris73()
58 { 61 {
59 // delete fRadiatorDescription; 62 // delete fRadiatorDescription;
60 // the description is deleted in detector co << 63 // the description is deleted in detector construction
61 } 64 }
62 65
63 //....oooOO0OOooo........oooOO0OOooo........oo 66 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
64 67
65 G4VPhysicalVolume* DetectorHarris73::Construct 68 G4VPhysicalVolume* DetectorHarris73::Construct()
66 { 69 {
67 // Geometry parameters 70 // Geometry parameters
68 // 71 //
69 72
70 G4cout << "DetectorHarris73 setup" << G4endl 73 G4cout << "DetectorHarris73 setup" << G4endl;
71 74
72 G4double worldSizeZ = 400. * cm; << 75 G4double worldSizeZ = 400.*cm;
73 G4double worldSizeR = 20. * cm; << 76 G4double worldSizeR = 20.*cm;
74 77
75 // Radiator and detector parameters 78 // Radiator and detector parameters
76 79
77 G4double radThickness = 0.0127 * mm; << 80 G4double radThickness = 0.0127*mm;
78 G4double gasGap = 0.762 * mm; << 81 G4double gasGap = 0.762*mm;
79 G4double foilGasRatio = radThickness / (radT << 82 G4double foilGasRatio = radThickness/(radThickness+gasGap);
80 G4double foilNumber = 100; << 83 G4double foilNumber = 100;
81 << 84
82 G4double absorberThickness = 15.0 * mm; << 85 G4double absorberThickness = 15.0*mm;
83 G4double absorberRadius = 100. * mm; << 86 G4double absorberRadius = 100.*mm;
84 << 87
85 G4double windowThick = 51.0 * micrometer; << 88 G4double windowThick = 51.0*micrometer;
86 G4double electrodeThick = 10.0 * micrometer; << 89 G4double electrodeThick = 10.0*micrometer;
87 G4double gapThick = 10.0 * cm; << 90 G4double gapThick = 10.0*cm;
88 G4double detGap = 0.01 * mm; << 91 G4double detGap = 0.01*mm;
89 92
90 G4double startZ = 100.0 * mm; << 93 G4double startZ = 100.0*mm;
91 94
92 // Materials 95 // Materials
93 // 96 //
94 97
95 // Change to create materials using NIST 98 // Change to create materials using NIST
96 G4Material* air = Materials::GetInstance()-> << 99 G4Material* air = Materials::GetInstance()->GetMaterial("Air");
97 G4Material* mylar = Materials::GetInstance() 100 G4Material* mylar = Materials::GetInstance()->GetMaterial("Mylar");
98 G4Material* kr7ch4 = Materials::GetInstance( 101 G4Material* kr7ch4 = Materials::GetInstance()->GetMaterial("Kr7CH4");
99 102
100 // Preparation of mixed radiator material << 103 // Preparation of mixed radiator material
101 104
102 G4double foilDensity = mylar->GetDensity(); 105 G4double foilDensity = mylar->GetDensity();
103 G4double gasDensity = air->GetDensity(); << 106 G4double gasDensity = air->GetDensity();
104 G4double totDensity = foilDensity * foilGasR << 107 G4double totDensity = foilDensity*foilGasRatio
>> 108 + gasDensity*(1.0-foilGasRatio);
105 109
106 G4double fractionFoil = foilDensity * foilGa << 110 G4double fractionFoil = foilDensity*foilGasRatio/totDensity;
107 G4double fractionGas = gasDensity * (1.0 - f << 111 G4double fractionGas = gasDensity*(1.0-foilGasRatio)/totDensity;
108 G4Material* radiatorMat = new G4Material("ra 112 G4Material* radiatorMat = new G4Material("radiatorMat", totDensity, 2);
109 radiatorMat->AddMaterial(mylar, fractionFoil 113 radiatorMat->AddMaterial(mylar, fractionFoil);
110 radiatorMat->AddMaterial(air, fractionGas); 114 radiatorMat->AddMaterial(air, fractionGas);
111 115
112 // Radiator description 116 // Radiator description
113 fRadiatorDescription = new RadiatorDescripti 117 fRadiatorDescription = new RadiatorDescription;
114 fRadiatorDescription->fFoilMaterial = mylar; << 118 fRadiatorDescription->fFoilMaterial = mylar; // CH2; // Kapton; // Mylar ; // Li ; // CH2 ;
115 fRadiatorDescription->fGasMaterial = air; / << 119 fRadiatorDescription->fGasMaterial = air; // CO2; // He; //
116 fRadiatorDescription->fFoilThickness = radTh 120 fRadiatorDescription->fFoilThickness = radThickness;
117 fRadiatorDescription->fGasThickness = gasGap << 121 fRadiatorDescription->fGasThickness = gasGap;
118 fRadiatorDescription->fFoilNumber = foilNumb 122 fRadiatorDescription->fFoilNumber = foilNumber;
119 123
120 G4Material* worldMaterial = air; // CO2; << 124 G4Material* worldMaterial = air; // CO2;
121 G4Material* absorberMaterial = kr7ch4; 125 G4Material* absorberMaterial = kr7ch4;
122 126
123 // Volumes 127 // Volumes
124 // 128 //
>> 129
>> 130 G4VSolid* solidWorld
>> 131 = new G4Box("World", worldSizeR, worldSizeR, worldSizeZ/2.);
>> 132
>> 133 G4LogicalVolume* logicWorld
>> 134 = new G4LogicalVolume(solidWorld, worldMaterial, "World");
125 135
126 G4VSolid* solidWorld = new G4Box("World", wo << 136 G4VPhysicalVolume* physicsWorld
127 << 137 = new G4PVPlacement(0, G4ThreeVector(), "World", logicWorld, 0, false, 0);
128 G4LogicalVolume* logicWorld = new G4LogicalV <<
129 <<
130 G4VPhysicalVolume* physicsWorld = <<
131 new G4PVPlacement(0, G4ThreeVector(), "Wor <<
132 138
133 // TR radiator envelope 139 // TR radiator envelope
134 140
135 G4double radThick = foilNumber * (radThickne << 141 G4double radThick = foilNumber*(radThickness + gasGap) - gasGap + detGap;
136 G4double radZ = startZ + 0.5 * radThick; << 142 G4double radZ = startZ + 0.5*radThick;
137 <<
138 G4VSolid* solidRadiator = <<
139 new G4Box("Radiator", 1.1 * absorberRadius <<
140 143
141 G4LogicalVolume* logicRadiator = new G4Logic << 144 G4VSolid* solidRadiator
>> 145 = new G4Box("Radiator", 1.1*absorberRadius, 1.1*absorberRadius, 0.5*radThick);
142 146
>> 147 G4LogicalVolume* logicRadiator
>> 148 = new G4LogicalVolume(solidRadiator, radiatorMat, "Radiator");
>> 149
143 fRadiatorDescription->fLogicalVolume = logic 150 fRadiatorDescription->fLogicalVolume = logicRadiator;
144 << 151
145 new G4PVPlacement(0, G4ThreeVector(0, 0, rad << 152 new G4PVPlacement(0, G4ThreeVector(0, 0, radZ),
146 0); << 153 "Radiator", logicRadiator, physicsWorld, false, 0 );
147 154
148 // create region for radiator 155 // create region for radiator
149 156
150 G4Region* radRegion = new G4Region("XTRradia 157 G4Region* radRegion = new G4Region("XTRradiator");
151 radRegion->AddRootLogicalVolume(logicRadiato 158 radRegion->AddRootLogicalVolume(logicRadiator);
152 159
153 G4double windowZ = startZ + radThick + windo << 160 G4double windowZ = startZ + radThick + windowThick/2. + 15.0*mm;
154 161
155 G4double gapZ = windowZ + windowThick / 2. + << 162 G4double gapZ = windowZ + windowThick/2. + gapThick/2. + 0.01*mm;
156 163
157 G4double electrodeZ = gapZ + gapThick / 2. + << 164 G4double electrodeZ = gapZ + gapThick/2. + electrodeThick/2. + 0.01*mm;
158 165
159 // Absorber 166 // Absorber
160 167
161 G4double absorberZ = electrodeZ + electrodeT << 168 G4double absorberZ = electrodeZ + electrodeThick/2.
>> 169 + absorberThickness/2. + 0.01*mm;
162 170
163 G4VSolid* solidAbsorber = << 171 G4VSolid* solidAbsorber
164 new G4Box("Absorber", absorberRadius, abso << 172 = new G4Box("Absorber", absorberRadius, absorberRadius, absorberThickness/2.);
165 173
166 G4LogicalVolume* logicAbsorber = new G4Logic << 174 G4LogicalVolume* logicAbsorber
>> 175 = new G4LogicalVolume(solidAbsorber, absorberMaterial, "Absorber");
167 176
168 new G4PVPlacement(0, G4ThreeVector(0., 0., a << 177 new G4PVPlacement(0, G4ThreeVector(0., 0., absorberZ),
169 false, 0); << 178 "Absorber", logicAbsorber, physicsWorld, false, 0);
170 179
171 G4Region* regGasDet = new G4Region("XTRdEdxD 180 G4Region* regGasDet = new G4Region("XTRdEdxDetector");
172 regGasDet->AddRootLogicalVolume(logicAbsorbe 181 regGasDet->AddRootLogicalVolume(logicAbsorber);
173 182
174 // Sensitive Detectors: Absorber 183 // Sensitive Detectors: Absorber
175 184
176 SensitiveDetector* sd = new SensitiveDetecto 185 SensitiveDetector* sd = new SensitiveDetector("AbsorberSD");
177 G4SDManager::GetSDMpointer()->AddNewDetector << 186 G4SDManager::GetSDMpointer()->AddNewDetector(sd );
178 logicAbsorber->SetSensitiveDetector(sd); 187 logicAbsorber->SetSensitiveDetector(sd);
179 188
180 // Print geometry parameters 189 // Print geometry parameters
181 190
182 G4cout << "\n The WORLD is made of " << w << 191 G4cout << "\n The WORLD is made of "
183 << worldMaterial->GetName(); << 192 << worldSizeZ/mm << "mm of " << worldMaterial->GetName();
184 G4cout << ", the transverse size (R) of the << 193 G4cout << ", the transverse size (R) of the world is "
185 G4cout << " The ABSORBER is made of " << abs << 194 << worldSizeR/mm << " mm. " << G4endl;
186 << absorberMaterial->GetName(); << 195 G4cout << " The ABSORBER is made of "
187 G4cout << ", the transverse size (R) is " << << 196 << absorberThickness/mm << "mm of " << absorberMaterial->GetName();
188 G4cout << " Z position of the (middle of the << 197 G4cout << ", the transverse size (R) is "
>> 198 << absorberRadius/mm << " mm. " << G4endl;
>> 199 G4cout << " Z position of the (middle of the) absorber "
>> 200 << absorberZ/mm << " mm." << G4endl;
189 201
190 G4cout << "radZ = " << radZ / mm << " mm" << << 202 G4cout << "radZ = " << radZ/mm << " mm" << G4endl;
191 G4cout << "startZ = " << startZ / mm << " mm << 203 G4cout << "startZ = " << startZ/mm<< " mm" << G4endl;
192 204
193 G4cout << "fRadThick = " << radThick / mm << << 205 G4cout << "fRadThick = " << radThick/mm << " mm"<<G4endl;
194 G4cout << "fFoilNumber = " << foilNumber << 206 G4cout << "fFoilNumber = " << foilNumber << G4endl;
195 G4cout << "fRadiatorMat = " << radiatorMat-> 207 G4cout << "fRadiatorMat = " << radiatorMat->GetName() << G4endl;
196 G4cout << "WorldMaterial = " << worldMateria 208 G4cout << "WorldMaterial = " << worldMaterial->GetName() << G4endl;
197 G4cout << G4endl; 209 G4cout << G4endl;
198 210
199 return physicsWorld; 211 return physicsWorld;
200 } 212 }
201 213
202 //....oooOO0OOooo........oooOO0OOooo........oo 214 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 215
203 216