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25 // 25 //
26 /// \file DetectorConstruction.cc 26 /// \file DetectorConstruction.cc
27 /// \brief Implementation of the DetectorConst 27 /// \brief Implementation of the DetectorConstruction class
28 // 28 //
29 // 29 //
30 //....oooOO0OOooo........oooOO0OOooo........oo 30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 32
33 #include "DetectorConstruction.hh" 33 #include "DetectorConstruction.hh"
34 <<
35 #include "DetectorMessenger.hh" 34 #include "DetectorMessenger.hh"
>> 35 #include "G4Material.hh"
>> 36 #include "G4NistManager.hh"
36 37
37 #include "G4Box.hh" 38 #include "G4Box.hh"
38 #include "G4GeometryManager.hh" << 39 #include "G4Sphere.hh"
39 #include "G4LogicalVolume.hh" 40 #include "G4LogicalVolume.hh"
40 #include "G4LogicalVolumeStore.hh" <<
41 #include "G4Material.hh" <<
42 #include "G4NistManager.hh" <<
43 #include "G4PVPlacement.hh" 41 #include "G4PVPlacement.hh"
44 #include "G4PhysicalConstants.hh" << 42
>> 43 #include "G4GeometryManager.hh"
45 #include "G4PhysicalVolumeStore.hh" 44 #include "G4PhysicalVolumeStore.hh"
46 #include "G4RunManager.hh" << 45 #include "G4LogicalVolumeStore.hh"
47 #include "G4SolidStore.hh" 46 #include "G4SolidStore.hh"
48 #include "G4Sphere.hh" << 47 #include "G4RunManager.hh"
49 #include "G4SystemOfUnits.hh" << 48
50 #include "G4UnitsTable.hh" 49 #include "G4UnitsTable.hh"
>> 50 #include "G4SystemOfUnits.hh"
>> 51 #include "G4PhysicalConstants.hh"
51 52
52 //....oooOO0OOooo........oooOO0OOooo........oo 53 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
53 54
54 DetectorConstruction::DetectorConstruction() 55 DetectorConstruction::DetectorConstruction()
55 { 56 {
56 fRadius = 30 * cm; << 57 fRadius = 30*cm;
57 fWorldSize = 1.1 * fRadius; << 58 fWorldSize = 1.1*fRadius;
58 DefineMaterials(); 59 DefineMaterials();
59 SetMaterial("Water_ts"); << 60 SetMaterial("Water_ts");
60 fDetectorMessenger = new DetectorMessenger(t 61 fDetectorMessenger = new DetectorMessenger(this);
61 } 62 }
62 63
63 //....oooOO0OOooo........oooOO0OOooo........oo 64 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
64 65
65 DetectorConstruction::~DetectorConstruction() 66 DetectorConstruction::~DetectorConstruction()
66 { << 67 { delete fDetectorMessenger;}
67 delete fDetectorMessenger; <<
68 } <<
69 68
70 //....oooOO0OOooo........oooOO0OOooo........oo 69 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
71 70
72 G4VPhysicalVolume* DetectorConstruction::Const 71 G4VPhysicalVolume* DetectorConstruction::Construct()
73 { 72 {
74 return ConstructVolumes(); 73 return ConstructVolumes();
75 } 74 }
76 75
77 //....oooOO0OOooo........oooOO0OOooo........oo 76 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
78 77
79 void DetectorConstruction::DefineMaterials() 78 void DetectorConstruction::DefineMaterials()
80 { 79 {
81 // specific element name for thermal neutron 80 // specific element name for thermal neutronHP
82 // (see G4ParticleHPThermalScatteringNames.c 81 // (see G4ParticleHPThermalScatteringNames.cc)
83 82
84 G4int ncomponents, natoms; 83 G4int ncomponents, natoms;
85 84
86 // pressurized water 85 // pressurized water
87 G4Element* H = new G4Element("TS_H_of_Water" << 86 G4Element* H = new G4Element("TS_H_of_Water" ,"H" , 1., 1.0079*g/mole);
88 G4Element* O = new G4Element("Oxygen", "O", << 87 G4Element* O = new G4Element("Oxygen" ,"O" , 8., 16.00*g/mole);
89 G4Material* H2O = new G4Material("Water_ts", << 88 G4Material* H2O =
90 593 * kelvi << 89 new G4Material("Water_ts", 1.000*g/cm3, ncomponents=2,
91 H2O->AddElement(H, natoms = 2); << 90 kStateLiquid, 593*kelvin, 150*bar);
92 H2O->AddElement(O, natoms = 1); << 91 H2O->AddElement(H, natoms=2);
93 H2O->GetIonisation()->SetMeanExcitationEnerg << 92 H2O->AddElement(O, natoms=1);
>> 93 H2O->GetIonisation()->SetMeanExcitationEnergy(78.0*eV);
94 94
95 // heavy water 95 // heavy water
96 G4Isotope* H2 = new G4Isotope("H2", 1, 2); << 96 G4Isotope* H2 = new G4Isotope("H2",1,2);
97 G4Element* D = new G4Element("TS_D_of_Heavy_ << 97 G4Element* D = new G4Element("TS_D_of_Heavy_Water", "D", 1);
98 D->AddIsotope(H2, 100 * perCent); << 98 D->AddIsotope(H2, 100*perCent);
99 G4Material* D2O = new G4Material("HeavyWater << 99 G4Material* D2O = new G4Material("HeavyWater", 1.11*g/cm3, ncomponents=2,
100 293.15 * ke << 100 kStateLiquid, 293.15*kelvin, 1*atmosphere);
101 D2O->AddElement(D, natoms = 2); << 101 D2O->AddElement(D, natoms=2);
102 D2O->AddElement(O, natoms = 1); << 102 D2O->AddElement(O, natoms=1);
103 103
104 // graphite 104 // graphite
105 G4Isotope* C12 = new G4Isotope("C12", 6, 12) << 105 G4Isotope* C12 = new G4Isotope("C12", 6, 12);
106 G4Element* C = new G4Element("TS_C_of_Graphi << 106 G4Element* C = new G4Element("TS_C_of_Graphite","C", ncomponents=1);
107 C->AddIsotope(C12, 100. * perCent); << 107 C->AddIsotope(C12, 100.*perCent);
108 G4Material* graphite = new G4Material("graph << 108 G4Material* graphite =
109 293 * << 109 new G4Material("graphite", 2.27*g/cm3, ncomponents=1,
110 graphite->AddElement(C, natoms = 1); << 110 kStateSolid, 293*kelvin, 1*atmosphere);
111 << 111 graphite->AddElement(C, natoms=1);
112 // NE213 << 112
113 G4Material* ne213 = new G4Material("NE213", << 113 //NE213
114 ne213->AddElement(H, 9.2 * perCent); << 114 G4Material* ne213 =
115 ne213->AddElement(C, 90.8 * perCent); << 115 new G4Material("NE213", 0.874*g/cm3, ncomponents=2);
116 << 116 ne213->AddElement(H, 9.2*perCent);
>> 117 ne213->AddElement(C, 90.8*perCent);
>> 118
117 // example of vacuum 119 // example of vacuum
118 fWorldMat = new G4Material("Galactic", 1, 1. << 120 fWorldMat = new G4Material("Galactic", 1, 1.01*g/mole, universe_mean_density,
119 2.73 * kelvin, 3. << 121 kStateGas, 2.73*kelvin, 3.e-18*pascal);
120 122
121 /// G4cout << *(G4Material::GetMaterialTable << 123 ///G4cout << *(G4Material::GetMaterialTable()) << G4endl;
122 } 124 }
123 125
124 //....oooOO0OOooo........oooOO0OOooo........oo 126 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
125 127
126 G4Material* DetectorConstruction::MaterialWith << 128 G4Material* DetectorConstruction::MaterialWithSingleIsotope( G4String name,
127 << 129 G4String symbol, G4double density, G4int Z, G4int A)
128 { 130 {
129 // define a material from an isotope << 131 // define a material from an isotope
130 // << 132 //
131 G4int ncomponents; << 133 G4int ncomponents;
132 G4double abundance, massfraction; << 134 G4double abundance, massfraction;
133 <<
134 G4Isotope* isotope = new G4Isotope(symbol, Z <<
135 135
136 G4Element* element = new G4Element(name, sym << 136 G4Isotope* isotope = new G4Isotope(symbol, Z, A);
137 element->AddIsotope(isotope, abundance = 100 << 137
>> 138 G4Element* element = new G4Element(name, symbol, ncomponents=1);
>> 139 element->AddIsotope(isotope, abundance= 100.*perCent);
>> 140
>> 141 G4Material* material = new G4Material(name, density, ncomponents=1);
>> 142 material->AddElement(element, massfraction=100.*perCent);
138 143
139 G4Material* material = new G4Material(name, << 144 return material;
140 material->AddElement(element, massfraction = <<
141 <<
142 return material; <<
143 } 145 }
144 146
145 //....oooOO0OOooo........oooOO0OOooo........oo 147 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
146 148
147 G4VPhysicalVolume* DetectorConstruction::Const 149 G4VPhysicalVolume* DetectorConstruction::ConstructVolumes()
148 { 150 {
149 // Cleanup old geometry 151 // Cleanup old geometry
150 G4GeometryManager::GetInstance()->OpenGeomet 152 G4GeometryManager::GetInstance()->OpenGeometry();
151 G4PhysicalVolumeStore::GetInstance()->Clean( 153 G4PhysicalVolumeStore::GetInstance()->Clean();
152 G4LogicalVolumeStore::GetInstance()->Clean() 154 G4LogicalVolumeStore::GetInstance()->Clean();
153 G4SolidStore::GetInstance()->Clean(); 155 G4SolidStore::GetInstance()->Clean();
154 << 156
155 // World 157 // World
156 // 158 //
157 G4Box* sWorld = new G4Box("World", // name << 159 G4Box*
158 fWorldSize, fWorld << 160 sWorld = new G4Box("World", //name
159 << 161 fWorldSize,fWorldSize,fWorldSize); //dimensions
160 G4LogicalVolume* lWorld = new G4LogicalVolum << 162
161 << 163 G4LogicalVolume*
162 << 164 lWorld = new G4LogicalVolume(sWorld, //shape
163 << 165 fWorldMat, //material
164 fPWorld = new G4PVPlacement(0, // no rotati << 166 "World"); //name
165 G4ThreeVector(), << 167
166 lWorld, // logi << 168 fPWorld = new G4PVPlacement(0, //no rotation
167 "World", // nam << 169 G4ThreeVector(), //at (0,0,0)
168 0, // mother vo << 170 lWorld, //logical volume
169 false, // no bo << 171 "World", //name
170 0); // copy num << 172 0, //mother volume
171 << 173 false, //no boolean operation
>> 174 0); //copy number
>> 175
172 // Absorber 176 // Absorber
173 // 177 //
174 G4Sphere* sAbsor = new G4Sphere("Absorber", << 178 G4Sphere*
175 0., fRadius, << 179 sAbsor = new G4Sphere("Absorber", //name
176 << 180 0., fRadius, 0., twopi, 0., pi); //dimensions
177 fLAbsor = new G4LogicalVolume(sAbsor, // sh << 181
178 fMaterial, // << 182 fLAbsor = new G4LogicalVolume(sAbsor, //shape
179 fMaterial->Get << 183 fMaterial, //material
180 << 184 fMaterial->GetName()); //name
181 new G4PVPlacement(0, // no rotation << 185
182 G4ThreeVector(), // at (0 << 186 new G4PVPlacement(0, //no rotation
183 fLAbsor, // logical volum << 187 G4ThreeVector(), //at (0,0,0)
184 fMaterial->GetName(), // << 188 fLAbsor, //logical volume
185 lWorld, // mother volume << 189 fMaterial->GetName(), //name
186 false, // no boolean oper << 190 lWorld, //mother volume
187 0); // copy number << 191 false, //no boolean operation
>> 192 0); //copy number
188 PrintParameters(); 193 PrintParameters();
189 << 194
190 // always return the root volume << 195 //always return the root volume
191 // 196 //
192 return fPWorld; 197 return fPWorld;
193 } 198 }
194 199
195 //....oooOO0OOooo........oooOO0OOooo........oo 200 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
196 201
197 void DetectorConstruction::PrintParameters() 202 void DetectorConstruction::PrintParameters()
198 { 203 {
199 G4cout << "\n The Absorber is " << G4BestUni << 204 G4cout << "\n The Absorber is " << G4BestUnit(fRadius,"Length")
200 << "\n \n" << 205 << " of " << fMaterial->GetName()
201 << fMaterial << G4endl; << 206 << "\n \n" << fMaterial << G4endl;
202 } 207 }
203 208
204 //....oooOO0OOooo........oooOO0OOooo........oo 209 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
205 210
206 void DetectorConstruction::SetMaterial(G4Strin 211 void DetectorConstruction::SetMaterial(G4String materialChoice)
207 { 212 {
208 // search the material by its name 213 // search the material by its name
209 G4Material* pttoMaterial = G4NistManager::In << 214 G4Material* pttoMaterial =
210 << 215 G4NistManager::Instance()->FindOrBuildMaterial(materialChoice);
211 if (pttoMaterial) { << 216
>> 217 if (pttoMaterial) {
212 fMaterial = pttoMaterial; 218 fMaterial = pttoMaterial;
213 if (fLAbsor) { << 219 if(fLAbsor) { fLAbsor->SetMaterial(fMaterial); }
214 fLAbsor->SetMaterial(fMaterial); <<
215 } <<
216 G4RunManager::GetRunManager()->PhysicsHasB 220 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
217 } << 221 } else {
218 else { << 222 G4cout << "\n--> warning from DetectorConstruction::SetMaterial : "
219 G4cout << "\n--> warning from DetectorCons << 223 << materialChoice << " not found" << G4endl;
220 << " not found" << G4endl; << 224 }
221 } <<
222 } 225 }
223 226
224 //....oooOO0OOooo........oooOO0OOooo........oo 227 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
225 228
226 void DetectorConstruction::SetRadius(G4double 229 void DetectorConstruction::SetRadius(G4double value)
227 { 230 {
228 fRadius = value; 231 fRadius = value;
229 fWorldSize = 1.1 * fRadius; << 232 fWorldSize = 1.1*fRadius;
230 G4RunManager::GetRunManager()->ReinitializeG 233 G4RunManager::GetRunManager()->ReinitializeGeometry();
231 } 234 }
232 235
233 //....oooOO0OOooo........oooOO0OOooo........oo 236 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 237
234 238