[807] | 1 | // |
---|
| 2 | // ******************************************************************** |
---|
| 3 | // * License and Disclaimer * |
---|
| 4 | // * * |
---|
| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
---|
| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
---|
| 7 | // * conditions of the Geant4 Software License, included in the file * |
---|
| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
---|
| 9 | // * include a list of copyright holders. * |
---|
| 10 | // * * |
---|
| 11 | // * Neither the authors of this software system, nor their employing * |
---|
| 12 | // * institutes,nor the agencies providing financial support for this * |
---|
| 13 | // * work make any representation or warranty, express or implied, * |
---|
| 14 | // * regarding this software system or assume any liability for its * |
---|
| 15 | // * use. Please see the license in the file LICENSE and URL above * |
---|
| 16 | // * for the full disclaimer and the limitation of liability. * |
---|
| 17 | // * * |
---|
| 18 | // * This code implementation is the result of the scientific and * |
---|
| 19 | // * technical work of the GEANT4 collaboration. * |
---|
| 20 | // * By using, copying, modifying or distributing the software (or * |
---|
| 21 | // * any work based on the software) you agree to acknowledge its * |
---|
| 22 | // * use in resulting scientific publications, and indicate your * |
---|
| 23 | // * acceptance of all terms of the Geant4 Software license. * |
---|
| 24 | // ******************************************************************** |
---|
| 25 | // |
---|
| 26 | // |
---|
| 27 | // -------------------------------------------------------------- |
---|
| 28 | // GEANT 4 - ULTRA experiment example |
---|
| 29 | // -------------------------------------------------------------- |
---|
| 30 | // |
---|
| 31 | // Code developed by: |
---|
| 32 | // B. Tome, M.C. Espirito-Santo, A. Trindade, P. Rodrigues |
---|
| 33 | // |
---|
| 34 | // **************************************************** |
---|
| 35 | // * UltraDetectorConstruction.cc |
---|
| 36 | // **************************************************** |
---|
| 37 | // |
---|
| 38 | // Class used in the definition of the Ultra setup consisting of: |
---|
| 39 | // - the UVscope detector |
---|
| 40 | // - an optional reflecting surface |
---|
| 41 | // Optical photons can reach the UVscope either directly or after reflection in the |
---|
| 42 | // surface, which can be polished or diffusing. |
---|
| 43 | // The main part of the UVscope definition is the Fresnel lens construction based |
---|
| 44 | // on the UltraFresnelLens class. |
---|
| 45 | // |
---|
| 46 | #include <cmath> |
---|
| 47 | #include "UltraDetectorConstruction.hh" |
---|
| 48 | #include "UltraPMTSD.hh" |
---|
| 49 | #include "UltraFresnelLens.hh" |
---|
| 50 | |
---|
| 51 | #include "G4SDManager.hh" |
---|
| 52 | #include "G4Material.hh" |
---|
| 53 | #include "G4MaterialTable.hh" |
---|
| 54 | #include "G4Element.hh" |
---|
| 55 | #include "G4ElementTable.hh" |
---|
| 56 | #include "G4LogicalBorderSurface.hh" |
---|
| 57 | #include "G4Box.hh" |
---|
| 58 | #include "G4Sphere.hh" |
---|
| 59 | #include "G4Tubs.hh" |
---|
| 60 | #include "G4LogicalVolume.hh" |
---|
| 61 | #include "G4RotationMatrix.hh" |
---|
| 62 | #include "G4ThreeVector.hh" |
---|
| 63 | #include "G4Transform3D.hh" |
---|
| 64 | #include "G4PVPlacement.hh" |
---|
| 65 | #include "G4OpBoundaryProcess.hh" |
---|
| 66 | #include "G4VisAttributes.hh" |
---|
| 67 | #include "G4Colour.hh" |
---|
| 68 | |
---|
| 69 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 70 | |
---|
| 71 | UltraDetectorConstruction::UltraDetectorConstruction() |
---|
| 72 | { |
---|
| 73 | |
---|
| 74 | PMTSD = 0; |
---|
| 75 | |
---|
| 76 | // Sensitive Detector Manager |
---|
| 77 | SDmanager = G4SDManager::GetSDMpointer(); |
---|
| 78 | } |
---|
| 79 | |
---|
| 80 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 81 | |
---|
| 82 | UltraDetectorConstruction::~UltraDetectorConstruction(){;} |
---|
| 83 | |
---|
| 84 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 85 | |
---|
| 86 | G4VPhysicalVolume* UltraDetectorConstruction::Construct() |
---|
| 87 | { |
---|
| 88 | ConstructTableMaterials(); |
---|
| 89 | |
---|
| 90 | |
---|
| 91 | |
---|
| 92 | // The experimental Hall |
---|
| 93 | // --------------------- |
---|
| 94 | |
---|
| 95 | G4double World_x = 1.*m; |
---|
| 96 | G4double World_y = 1.*m; |
---|
| 97 | G4double World_z = 2*m; |
---|
| 98 | |
---|
| 99 | G4Box * World_box = new G4Box("World",World_x,World_y,World_z); |
---|
| 100 | |
---|
| 101 | // Get Air pointer from static funcion - (G4Material::GetMaterial) |
---|
| 102 | |
---|
| 103 | G4String name; |
---|
| 104 | G4Material *Air = G4Material::GetMaterial(name = "Air"); |
---|
| 105 | G4LogicalVolume *World_log ; |
---|
| 106 | World_log = new G4LogicalVolume(World_box,Air,"World",0,0,0); |
---|
| 107 | |
---|
| 108 | G4VPhysicalVolume *World_phys ; |
---|
| 109 | World_phys = new G4PVPlacement(0,G4ThreeVector(),"World",World_log,0,false,0); |
---|
| 110 | |
---|
| 111 | G4VisAttributes* UniverseVisAtt = new G4VisAttributes(G4Colour(1.0,1.0,1.0)); |
---|
| 112 | UniverseVisAtt->SetVisibility(true); |
---|
| 113 | UniverseVisAtt->SetForceWireframe(true); |
---|
| 114 | World_log->SetVisAttributes(UniverseVisAtt); |
---|
| 115 | World_log->SetVisAttributes (G4VisAttributes::Invisible); |
---|
| 116 | |
---|
| 117 | |
---|
| 118 | |
---|
| 119 | G4cout << "\n \n \n \n \n \n \n \n \n \n \n \n \n " << G4endl ; |
---|
| 120 | |
---|
| 121 | G4cout << "######################################################" << G4endl ; |
---|
| 122 | G4cout << "# #" << G4endl ; |
---|
| 123 | G4cout << "# #" << G4endl ; |
---|
| 124 | G4cout << "# UltraDetectorConstruction: #" << G4endl ; |
---|
| 125 | G4cout << "# #" << G4endl ; |
---|
| 126 | G4cout << "# #" << G4endl ; |
---|
| 127 | |
---|
| 128 | G4VPhysicalVolume* chosenVolume; |
---|
| 129 | chosenVolume = ConstructUVscope(World_phys); |
---|
| 130 | |
---|
| 131 | |
---|
| 132 | G4cout << "# #" << G4endl ; |
---|
| 133 | G4cout << "# #" << G4endl ; |
---|
| 134 | G4cout << "######################################################" << G4endl ; |
---|
| 135 | |
---|
| 136 | |
---|
| 137 | #ifdef ULTRA_MIRROR_USE |
---|
| 138 | |
---|
| 139 | G4cout << "Using mirror reflecting surface " << G4endl ; |
---|
| 140 | |
---|
| 141 | G4VPhysicalVolume* Mirror ; |
---|
| 142 | Mirror = ConstructMirror(World_phys); |
---|
| 143 | |
---|
| 144 | #elif ULTRA_GROUND_USE |
---|
| 145 | |
---|
| 146 | G4cout << "Using ground reflecting surface " << G4endl ; |
---|
| 147 | |
---|
| 148 | G4VPhysicalVolume* Ground ; |
---|
| 149 | Ground = ConstructGround(World_phys); |
---|
| 150 | |
---|
| 151 | #else |
---|
| 152 | |
---|
| 153 | G4cout << "No reflecting surface used" << G4endl ; |
---|
| 154 | |
---|
| 155 | #endif |
---|
| 156 | |
---|
| 157 | return World_phys; |
---|
| 158 | } |
---|
| 159 | |
---|
| 160 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 161 | |
---|
| 162 | void UltraDetectorConstruction::ConstructTableMaterials() |
---|
| 163 | { |
---|
| 164 | G4double a, z, density; |
---|
| 165 | G4String name, symbol; |
---|
| 166 | G4int nel; |
---|
| 167 | |
---|
| 168 | |
---|
| 169 | // ------------- Elements ------------- |
---|
| 170 | a = 1.01*g/mole; |
---|
| 171 | G4Element* elH = new G4Element(name="Hydrogen", symbol="H", z=1., a); |
---|
| 172 | |
---|
| 173 | a = 12.01*g/mole; |
---|
| 174 | G4Element* elC = new G4Element(name="Carbon", symbol="C", z=6., a); |
---|
| 175 | |
---|
| 176 | a = 14.01*g/mole; |
---|
| 177 | G4Element* elN = new G4Element(name="Nitrogen", symbol="N", z=7., a); |
---|
| 178 | |
---|
| 179 | a = 16.00*g/mole; |
---|
| 180 | G4Element* elO = new G4Element(name="Oxygen", symbol="O", z=8., a); |
---|
| 181 | |
---|
| 182 | a = 28.09*g/mole; |
---|
| 183 | G4Element* elSi = new G4Element(name="Silicon", symbol="Si", z=14., a); |
---|
| 184 | |
---|
| 185 | |
---|
| 186 | // ------------- Materials ------------- |
---|
| 187 | |
---|
| 188 | |
---|
| 189 | // Air |
---|
| 190 | // --- |
---|
| 191 | density = 1.29e-03*g/cm3; |
---|
| 192 | G4Material* Air = new G4Material(name="Air", density, nel=2); |
---|
| 193 | Air->AddElement(elN, .7); |
---|
| 194 | Air->AddElement(elO, .3); |
---|
| 195 | |
---|
| 196 | |
---|
| 197 | // Aluminum |
---|
| 198 | // --------- |
---|
| 199 | a = 26.98*g/mole; |
---|
| 200 | density = 2.7*g/cm3; |
---|
| 201 | G4Material* Al ; |
---|
| 202 | Al = new G4Material(name="Aluminum", z=13., a, density); |
---|
| 203 | |
---|
| 204 | |
---|
| 205 | // Quartz |
---|
| 206 | // ------- |
---|
| 207 | // density = 2.200*g/cm3; // fused quartz |
---|
| 208 | density = 2.64*g/cm3; // crystalline quartz (c.f. PDG) |
---|
| 209 | G4Material *Quartz = new G4Material(name="Quartz",density, nel=2); |
---|
| 210 | Quartz->AddElement(elSi, 1) ; |
---|
| 211 | Quartz->AddElement(elO , 2) ; |
---|
| 212 | |
---|
| 213 | |
---|
| 214 | // PMMA C5H8O2 ( Acrylic ) |
---|
| 215 | // ------------- |
---|
| 216 | density = 1.19*g/cm3; |
---|
| 217 | G4Material* Acrylic = new G4Material(name="Acrylic", density, nel=3); |
---|
| 218 | Acrylic->AddElement(elC, 5); |
---|
| 219 | Acrylic->AddElement(elH, 8); |
---|
| 220 | Acrylic->AddElement(elO, 2); |
---|
| 221 | |
---|
| 222 | |
---|
| 223 | ///////////////////////////////////////////// |
---|
| 224 | // Construct Material Properties Tables |
---|
| 225 | ///////////////////////////////////////////// |
---|
| 226 | |
---|
| 227 | const G4int NUMENTRIES = 32; |
---|
| 228 | |
---|
| 229 | // Energy bins |
---|
| 230 | G4double X_RINDEX[NUMENTRIES] = |
---|
| 231 | { 2.034E-9*GeV, 2.068E-9*GeV, 2.103E-9*GeV, 2.139E-9*GeV, |
---|
| 232 | 2.177E-9*GeV, 2.216E-9*GeV, 2.256E-9*GeV, 2.298E-9*GeV, |
---|
| 233 | 2.341E-9*GeV, 2.386E-9*GeV, 2.433E-9*GeV, 2.481E-9*GeV, |
---|
| 234 | 2.532E-9*GeV, 2.585E-9*GeV, 2.640E-9*GeV, 2.697E-9*GeV, |
---|
| 235 | 2.757E-9*GeV, 2.820E-9*GeV, 2.885E-9*GeV, 2.954E-9*GeV, |
---|
| 236 | 3.026E-9*GeV, 3.102E-9*GeV, 3.181E-9*GeV, 3.265E-9*GeV, |
---|
| 237 | 3.353E-9*GeV, 3.446E-9*GeV, 3.545E-9*GeV, 3.649E-9*GeV, |
---|
| 238 | 3.760E-9*GeV, 3.877E-9*GeV, 4.002E-9*GeV, 4.136E-9*GeV } ; |
---|
| 239 | |
---|
| 240 | |
---|
| 241 | // Air |
---|
| 242 | G4double RINDEX_AIR[NUMENTRIES] = |
---|
| 243 | { 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, |
---|
| 244 | 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, |
---|
| 245 | 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, |
---|
| 246 | 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, |
---|
| 247 | 1.00, 1.00, 1.00, 1.00 } ; |
---|
| 248 | |
---|
| 249 | // Air refractive index at 20 oC and 1 atm (from PDG) |
---|
| 250 | for(G4int j=0 ; j<NUMENTRIES ; j++){ |
---|
| 251 | RINDEX_AIR[j] = RINDEX_AIR[j] + 2.73*std::pow(10.0,-4) ; |
---|
| 252 | } |
---|
| 253 | |
---|
| 254 | G4MaterialPropertiesTable *MPT_Air = new G4MaterialPropertiesTable(); |
---|
| 255 | MPT_Air->AddProperty("RINDEX", X_RINDEX, RINDEX_AIR, NUMENTRIES); |
---|
| 256 | Air->SetMaterialPropertiesTable(MPT_Air); |
---|
| 257 | |
---|
| 258 | ////////////////////////////////////////////////////////////////////////////////////// |
---|
| 259 | // Photomultiplier (PMT) window |
---|
| 260 | // The refractive index is for lime glass; |
---|
| 261 | // wavelength dependence is not included and value at 400nm is used. |
---|
| 262 | ////////////////////////////////////////////////////////////////////////////////////// |
---|
| 263 | |
---|
| 264 | // Refractive index |
---|
| 265 | |
---|
| 266 | const G4int N_RINDEX_QUARTZ = 2 ; |
---|
| 267 | G4double X_RINDEX_QUARTZ[N_RINDEX_QUARTZ] = {0.0*eV, 10.0*eV}; |
---|
| 268 | G4double RINDEX_QUARTZ[N_RINDEX_QUARTZ] = {1.54, 1.54}; |
---|
| 269 | |
---|
| 270 | G4MaterialPropertiesTable *MPT_PMT = new G4MaterialPropertiesTable(); |
---|
| 271 | MPT_PMT->AddProperty("RINDEX", X_RINDEX_QUARTZ, RINDEX_QUARTZ, N_RINDEX_QUARTZ); |
---|
| 272 | |
---|
| 273 | Quartz->SetMaterialPropertiesTable(MPT_PMT); |
---|
| 274 | |
---|
| 275 | |
---|
| 276 | ////////////////////////////////////////////////////////////////// |
---|
| 277 | // ACRYLIC Optical properties |
---|
| 278 | ////////////////////////////////////////////////////////////////// |
---|
| 279 | |
---|
| 280 | // Refractive index |
---|
| 281 | |
---|
| 282 | const G4int N_RINDEX_ACRYLIC = 3 ; |
---|
| 283 | G4double X_RINDEX_ACRYLIC[N_RINDEX_ACRYLIC] = {320.0, 400.0, 500.0}; // Wavelength in nanometers |
---|
| 284 | G4double RINDEX_ACRYLIC[N_RINDEX_ACRYLIC] = {1.526, 1.507, 1.497}; |
---|
| 285 | |
---|
| 286 | // Convert from nm to GeV |
---|
| 287 | |
---|
| 288 | for(G4int i=0;i<N_RINDEX_ACRYLIC; i++){ |
---|
| 289 | X_RINDEX_ACRYLIC[i] = ((1239.84/X_RINDEX_ACRYLIC[i])*1E-9)*GeV; |
---|
| 290 | } |
---|
| 291 | |
---|
| 292 | G4MaterialPropertiesTable *MPT_Acrylic = new G4MaterialPropertiesTable(); |
---|
| 293 | MPT_Acrylic->AddProperty("RINDEX", X_RINDEX_ACRYLIC, RINDEX_ACRYLIC, N_RINDEX_ACRYLIC); |
---|
| 294 | Acrylic->SetMaterialPropertiesTable(MPT_Acrylic); |
---|
| 295 | |
---|
| 296 | |
---|
| 297 | ////////////////////////////////////////////////////////////////// |
---|
| 298 | |
---|
| 299 | G4cout << *(G4Material::GetMaterialTable()) << G4endl ; |
---|
| 300 | |
---|
| 301 | } |
---|
| 302 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 303 | |
---|
| 304 | G4VPhysicalVolume* UltraDetectorConstruction::ConstructMirror(G4VPhysicalVolume *World_phys){ |
---|
| 305 | |
---|
| 306 | G4double Mirror_x = 40.0*cm; |
---|
| 307 | G4double Mirror_y = 40.0*cm; |
---|
| 308 | G4double Mirror_z = 1*cm; |
---|
| 309 | |
---|
| 310 | G4Box * boxMirror = new G4Box("Mirror",Mirror_x,Mirror_y,Mirror_z); |
---|
| 311 | |
---|
| 312 | // Get Air pointer from static funcion - (G4Material::GetMaterial) |
---|
| 313 | |
---|
| 314 | G4String name; |
---|
| 315 | G4Material *Al = G4Material::GetMaterial(name = "Aluminum"); |
---|
| 316 | G4LogicalVolume *logMirror ; |
---|
| 317 | logMirror = new G4LogicalVolume(boxMirror,Al,"Mirror",0,0,0); |
---|
| 318 | |
---|
| 319 | |
---|
| 320 | G4ThreeVector SurfacePosition = G4ThreeVector(0*m,0*m,1.5*m) ; |
---|
| 321 | |
---|
| 322 | // Rotate reflecting surface by 45. degrees around the OX axis. |
---|
| 323 | |
---|
| 324 | G4RotationMatrix *Surfrot = new G4RotationMatrix(G4ThreeVector(1.0,0.0,0.0),-pi/4.); |
---|
| 325 | |
---|
| 326 | G4VPhysicalVolume *physMirror ; |
---|
| 327 | physMirror = new G4PVPlacement(Surfrot,SurfacePosition,"MirrorPV",logMirror,World_phys,false,0); |
---|
| 328 | |
---|
| 329 | G4VisAttributes* SurfaceVisAtt = new G4VisAttributes(G4Colour(0.0,0.0,1.0)); |
---|
| 330 | SurfaceVisAtt->SetVisibility(true); |
---|
| 331 | SurfaceVisAtt->SetForceWireframe(true); |
---|
| 332 | logMirror->SetVisAttributes(SurfaceVisAtt); |
---|
| 333 | |
---|
| 334 | |
---|
| 335 | ////////////////////////////////////////////////////////////////////////////////////////// |
---|
| 336 | // Optical properties of the interface between the Air and Reflective Surface |
---|
| 337 | // For Mirror, reflectivity is set at 95% and specular reflection is assumed. |
---|
| 338 | |
---|
| 339 | |
---|
| 340 | G4OpticalSurface *OpticalAirMirror = new G4OpticalSurface("AirMirrorSurface"); |
---|
| 341 | OpticalAirMirror->SetModel(unified); |
---|
| 342 | OpticalAirMirror->SetType(dielectric_dielectric); |
---|
| 343 | OpticalAirMirror->SetFinish(polishedfrontpainted); |
---|
| 344 | |
---|
| 345 | const G4int NUM = 2; |
---|
| 346 | G4double XX[NUM] = { 0.1E-9*GeV, 10.0E-9*GeV }; |
---|
| 347 | G4double ICEREFLECTIVITY[NUM] = { 0.95, 0.95 }; |
---|
| 348 | |
---|
| 349 | G4MaterialPropertiesTable *AirMirrorMPT = new G4MaterialPropertiesTable(); |
---|
| 350 | AirMirrorMPT->AddProperty("REFLECTIVITY", XX, ICEREFLECTIVITY,NUM); |
---|
| 351 | OpticalAirMirror->SetMaterialPropertiesTable(AirMirrorMPT); |
---|
| 352 | |
---|
| 353 | |
---|
| 354 | G4LogicalBorderSurface *AirMirror ; |
---|
| 355 | AirMirror = new G4LogicalBorderSurface("Air/Mirror Surface",World_phys,physMirror,OpticalAirMirror); |
---|
| 356 | |
---|
| 357 | return physMirror ; |
---|
| 358 | |
---|
| 359 | } |
---|
| 360 | |
---|
| 361 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 362 | |
---|
| 363 | G4VPhysicalVolume* UltraDetectorConstruction::ConstructGround(G4VPhysicalVolume *World_phys){ |
---|
| 364 | |
---|
| 365 | G4double Ground_x = 40.0*cm; |
---|
| 366 | G4double Ground_y = 40.0*cm; |
---|
| 367 | G4double Ground_z = 1*cm; |
---|
| 368 | |
---|
| 369 | G4Box * boxGround = new G4Box("Ground",Ground_x,Ground_y,Ground_z); |
---|
| 370 | |
---|
| 371 | // Get Air pointer from static funcion - (G4Material::GetMaterial) |
---|
| 372 | |
---|
| 373 | G4String name; |
---|
| 374 | G4Material *Al = G4Material::GetMaterial(name = "Aluminum"); |
---|
| 375 | G4LogicalVolume *logGround ; |
---|
| 376 | logGround = new G4LogicalVolume(boxGround,Al,"Ground",0,0,0); |
---|
| 377 | |
---|
| 378 | |
---|
| 379 | G4ThreeVector SurfacePosition = G4ThreeVector(0*m,0*m,1.5*m) ; |
---|
| 380 | |
---|
| 381 | // Rotate reflecting surface by 45. degrees around the OX axis. |
---|
| 382 | |
---|
| 383 | G4RotationMatrix *Surfrot = new G4RotationMatrix(G4ThreeVector(1.0,0.0,0.0),-pi/4.); |
---|
| 384 | |
---|
| 385 | G4VPhysicalVolume *physGround ; |
---|
| 386 | physGround = new G4PVPlacement(Surfrot,SurfacePosition,"GroundPV",logGround,World_phys,false,0); |
---|
| 387 | |
---|
| 388 | G4VisAttributes* SurfaceVisAtt = new G4VisAttributes(G4Colour(0.0,0.0,1.0)); |
---|
| 389 | SurfaceVisAtt->SetVisibility(true); |
---|
| 390 | SurfaceVisAtt->SetForceWireframe(true); |
---|
| 391 | logGround->SetVisAttributes(SurfaceVisAtt); |
---|
| 392 | |
---|
| 393 | |
---|
| 394 | ////////////////////////////////////////////////////////////////////////////////////////// |
---|
| 395 | // Optical properties of the interface between the Air and Reflective Surface |
---|
| 396 | // For Ground, reflectivity is set to 95% and diffusive reflection is assumed. |
---|
| 397 | |
---|
| 398 | |
---|
| 399 | G4OpticalSurface *OpticalAirGround = new G4OpticalSurface("AirGroundSurface"); |
---|
| 400 | OpticalAirGround->SetModel(unified); |
---|
| 401 | OpticalAirGround->SetType(dielectric_dielectric); |
---|
| 402 | OpticalAirGround->SetFinish(groundfrontpainted); |
---|
| 403 | |
---|
| 404 | const G4int NUM = 2; |
---|
| 405 | G4double XX[NUM] = { 0.1E-9*GeV, 10.0E-9*GeV }; |
---|
| 406 | G4double ICEREFLECTIVITY[NUM] = { 0.95, 0.95 }; |
---|
| 407 | |
---|
| 408 | G4MaterialPropertiesTable *AirGroundMPT = new G4MaterialPropertiesTable(); |
---|
| 409 | AirGroundMPT->AddProperty("REFLECTIVITY", XX, ICEREFLECTIVITY,NUM); |
---|
| 410 | OpticalAirGround->SetMaterialPropertiesTable(AirGroundMPT); |
---|
| 411 | |
---|
| 412 | |
---|
| 413 | G4LogicalBorderSurface *AirGround ; |
---|
| 414 | AirGround = new G4LogicalBorderSurface("Air/Ground Surface",World_phys,physGround,OpticalAirGround); |
---|
| 415 | |
---|
| 416 | return physGround ; |
---|
| 417 | |
---|
| 418 | } |
---|
| 419 | |
---|
| 420 | |
---|
| 421 | |
---|
| 422 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 423 | |
---|
| 424 | G4VPhysicalVolume* UltraDetectorConstruction::ConstructUVscope(G4VPhysicalVolume *World_phys){ |
---|
| 425 | |
---|
| 426 | // ------------- Volumes -------------- |
---|
| 427 | |
---|
| 428 | //////////////////////////////////////////////////////////////////////////////////////////////////////// |
---|
| 429 | |
---|
| 430 | G4cout << "# #" << G4endl ; |
---|
| 431 | G4cout << "# Building the Telescope ... #" << G4endl ; |
---|
| 432 | G4cout << "# #" << G4endl ; |
---|
| 433 | |
---|
| 434 | ///////////////////////////////////////////////////////////// |
---|
| 435 | // UVscope housing is a cylinder made of 1 mm thick aluminum |
---|
| 436 | ///////////////////////////////////////////////////////////// |
---|
| 437 | |
---|
| 438 | G4double UVscopeHeight = 1030.0*mm ; |
---|
| 439 | G4double UVscopeDiameter = 518.0*mm ; |
---|
| 440 | G4double UVscopeThickness = 1.0*mm ; |
---|
| 441 | G4double UVscopeBaffle = 514.0*mm ; |
---|
| 442 | |
---|
| 443 | G4double UVscopeInnerRadius = UVscopeDiameter/2.0-UVscopeThickness ; |
---|
| 444 | G4double UVscopeOuterRadius = UVscopeDiameter/2.0 ; |
---|
| 445 | |
---|
| 446 | G4ThreeVector UVscopePosition = G4ThreeVector(0.0*m,0.0*m,-1.0*m) ; |
---|
| 447 | G4String name; |
---|
| 448 | G4Material* Al = G4Material::GetMaterial(name = "Aluminum"); |
---|
| 449 | |
---|
| 450 | |
---|
| 451 | G4Tubs *solidUVscope = |
---|
| 452 | new G4Tubs("UVscopeSolid",UVscopeInnerRadius,UVscopeOuterRadius,UVscopeHeight/2.0,0.0,twopi) ; |
---|
| 453 | G4LogicalVolume *logicUVscope = |
---|
| 454 | new G4LogicalVolume(solidUVscope,Al,"UVscopeLV",0,0,0); |
---|
| 455 | G4VPhysicalVolume *physicalUVscope = |
---|
| 456 | new G4PVPlacement(0,UVscopePosition,"UVSCopePV",logicUVscope,World_phys,false,0); |
---|
| 457 | |
---|
| 458 | |
---|
| 459 | ////////////////////////////////////// |
---|
| 460 | // Back cover of the UVscope cylinder |
---|
| 461 | ////////////////////////////////////// |
---|
| 462 | |
---|
| 463 | G4Tubs *solidUVscopeBack = |
---|
| 464 | new G4Tubs("UVscopeBackSolid",0.0,UVscopeOuterRadius,UVscopeThickness/2.0,0.0,twopi) ; |
---|
| 465 | |
---|
| 466 | G4LogicalVolume *logicUVscopeBack = |
---|
| 467 | new G4LogicalVolume(solidUVscopeBack,Al,"UVscopeBackLV",0,0,0); |
---|
| 468 | |
---|
| 469 | G4ThreeVector UVscopeBackPosition ; |
---|
| 470 | UVscopeBackPosition = UVscopePosition+G4ThreeVector(0.0*mm,0.0*mm,-(UVscopeHeight/2.0+UVscopeThickness/2.0)) ; |
---|
| 471 | G4VPhysicalVolume *physicalUVscopeBack = |
---|
| 472 | new G4PVPlacement(0,UVscopeBackPosition,"UVscopeBack",logicUVscopeBack,World_phys,false,0); |
---|
| 473 | |
---|
| 474 | |
---|
| 475 | |
---|
| 476 | //////////////////////////////////////////////////////////////////////////////////////////////////////// |
---|
| 477 | |
---|
| 478 | G4cout << "# #" << G4endl ; |
---|
| 479 | G4cout << "# Building the Fresnel lens ... #" << G4endl ; |
---|
| 480 | G4cout << "# #" << G4endl ; |
---|
| 481 | |
---|
| 482 | G4double LensDiameter = 457*mm ; // Size of the optical active area of the lens. |
---|
| 483 | G4int LensNumOfGrooves = 13 ; |
---|
| 484 | //G4int LensNumOfGrooves = 129 ; |
---|
| 485 | //G4int LensNumOfGrooves = 1287 ; |
---|
| 486 | |
---|
| 487 | G4double LensBorderThickness = 2.8*mm ; // Thickness of the border area. |
---|
| 488 | G4double LensFocalLength = 441.973*mm ; // This parameter depends on the lens geometry, etc !! |
---|
| 489 | G4Material *LensMaterial = G4Material::GetMaterial(name = "Acrylic") ; |
---|
| 490 | G4ThreeVector LensPosition = UVscopePosition+G4ThreeVector(0.0*mm,0.0*mm,UVscopeHeight/2.0-UVscopeBaffle) ; |
---|
| 491 | |
---|
| 492 | |
---|
| 493 | UltraFresnelLens *FresnelLens = new UltraFresnelLens(LensDiameter,LensNumOfGrooves,LensMaterial,World_phys,LensPosition) ; |
---|
| 494 | |
---|
| 495 | |
---|
| 496 | /////////////////////////////////// |
---|
| 497 | // Lens supporting ring (aluminum) |
---|
| 498 | /////////////////////////////////// |
---|
| 499 | |
---|
| 500 | G4Tubs *solidLensFrame = new G4Tubs("LensFrame",LensDiameter/2.0,UVscopeInnerRadius,LensBorderThickness/2.0,0.0,twopi) ; |
---|
| 501 | G4LogicalVolume *logicLensFrame = new G4LogicalVolume(solidLensFrame,Al,"LensFrameLV",0,0,0); |
---|
| 502 | |
---|
| 503 | G4ThreeVector LensFramePosition ; |
---|
| 504 | LensFramePosition = LensPosition+G4ThreeVector(0.0*mm,0.0*mm,-((FresnelLens->GetThickness())/2.0+solidLensFrame->GetDz())) ; |
---|
| 505 | |
---|
| 506 | G4VPhysicalVolume *physicalLensFrame = |
---|
| 507 | new G4PVPlacement(0,LensFramePosition,"LensFramePV",logicLensFrame,World_phys,false,0); |
---|
| 508 | |
---|
| 509 | //////////////////////////////////////////////////////////////////////////////////////////////////////// |
---|
| 510 | |
---|
| 511 | |
---|
| 512 | G4cout << "# #" << G4endl ; |
---|
| 513 | G4cout << "# Building the photomultiplier ... #" << G4endl ; |
---|
| 514 | G4cout << "# #" << G4endl ; |
---|
| 515 | |
---|
| 516 | |
---|
| 517 | // Photomultiplier window is a spherical section made of quartz |
---|
| 518 | |
---|
| 519 | G4double PMT_thick = 1.0*mm ; // Thickness of PMT window |
---|
| 520 | G4double PMT_curv = 65.5*mm ; // Radius of curvature of PMT window |
---|
| 521 | G4double StartTheta = (180.0-31.2)*pi/180. ; |
---|
| 522 | G4double EndTheta = 31.2*pi/180. ; |
---|
| 523 | |
---|
| 524 | G4Sphere *solidPMT ; |
---|
| 525 | solidPMT = new G4Sphere("PMT_solid",PMT_curv-PMT_thick,PMT_curv,0.0,twopi,StartTheta,EndTheta); |
---|
| 526 | |
---|
| 527 | G4Material* Quartz = G4Material::GetMaterial(name = "Quartz"); |
---|
| 528 | G4LogicalVolume * logicalPMT ; |
---|
| 529 | logicalPMT = new G4LogicalVolume(solidPMT,Quartz,"PMT_log",0,0,0); |
---|
| 530 | |
---|
| 531 | |
---|
| 532 | // Place PMT is at Lens Focus |
---|
| 533 | |
---|
| 534 | G4ThreeVector PMTpos = LensPosition + G4ThreeVector(0.0*cm,0.0*cm,-(LensFocalLength+PMT_curv)) ; |
---|
| 535 | |
---|
| 536 | // Rotate PMT window through the axis OX by an angle = 180. degrees |
---|
| 537 | |
---|
| 538 | G4RotationMatrix *PMTrot = new G4RotationMatrix(G4ThreeVector(1.0,0.0,0.0),pi); |
---|
| 539 | G4VPhysicalVolume *physPMT ; |
---|
| 540 | physPMT = new G4PVPlacement(PMTrot,PMTpos,"PMT1",logicalPMT,World_phys,false,0); |
---|
| 541 | |
---|
| 542 | if(!PMTSD) |
---|
| 543 | { |
---|
| 544 | PMTSD = new UltraPMTSD("PMTSD"); |
---|
| 545 | SDmanager->AddNewDetector( PMTSD ); |
---|
| 546 | } |
---|
| 547 | |
---|
| 548 | if (logicalPMT){logicalPMT->SetSensitiveDetector(PMTSD);} |
---|
| 549 | |
---|
| 550 | G4VisAttributes* PMTVisAtt = new G4VisAttributes(true,G4Colour(0.0,0.0,1.0)) ; |
---|
| 551 | logicalPMT->SetVisAttributes(PMTVisAtt); |
---|
| 552 | |
---|
| 553 | ////////////////////////////////////////////////////////////////////////////////////////// |
---|
| 554 | // Optical properties of the interface between the Air and the walls of the |
---|
| 555 | // UVscope cylinder (5% reflectivity) |
---|
| 556 | |
---|
| 557 | |
---|
| 558 | G4cout << "# Defining interface's optical properties ... #" << G4endl ; |
---|
| 559 | G4cout << "# #" << G4endl ; |
---|
| 560 | |
---|
| 561 | |
---|
| 562 | G4OpticalSurface *OpticalAirPaint = new G4OpticalSurface("AirPaintSurface"); |
---|
| 563 | OpticalAirPaint->SetModel(unified); |
---|
| 564 | OpticalAirPaint->SetType(dielectric_dielectric); |
---|
| 565 | OpticalAirPaint->SetFinish(groundfrontpainted); |
---|
| 566 | |
---|
| 567 | const G4int NUM = 2; |
---|
| 568 | G4double XX[NUM] = { 2.030E-9*GeV, 4.144E-9*GeV }; |
---|
| 569 | G4double BLACKPAINTREFLECTIVITY[NUM] = { 0.05, 0.05 }; |
---|
| 570 | //G4double WHITEPAINTREFLECTIVITY[NUM] = { 0.99, 0.99 }; |
---|
| 571 | |
---|
| 572 | G4MaterialPropertiesTable *AirPaintMPT = new G4MaterialPropertiesTable(); |
---|
| 573 | AirPaintMPT->AddProperty("REFLECTIVITY", XX, BLACKPAINTREFLECTIVITY,NUM); |
---|
| 574 | OpticalAirPaint->SetMaterialPropertiesTable(AirPaintMPT); |
---|
| 575 | |
---|
| 576 | //OpticalAirPaint->DumpInfo(); |
---|
| 577 | |
---|
| 578 | G4LogicalBorderSurface *AirCylinder ; |
---|
| 579 | AirCylinder = new G4LogicalBorderSurface("Air/UVscope Cylinder Surface",World_phys,physicalUVscope,OpticalAirPaint); |
---|
| 580 | |
---|
| 581 | G4LogicalBorderSurface *AirLensFrame ; |
---|
| 582 | AirLensFrame = new G4LogicalBorderSurface("Air/LensFrame Surface",World_phys,physicalLensFrame,OpticalAirPaint); |
---|
| 583 | |
---|
| 584 | G4LogicalBorderSurface *AirBackCover ; |
---|
| 585 | AirBackCover = new G4LogicalBorderSurface("Air/UVscope Back Cover Surface",World_phys,physicalUVscopeBack,OpticalAirPaint); |
---|
| 586 | |
---|
| 587 | |
---|
| 588 | ///////////////////////////////////////////////////////////////////////////////////// |
---|
| 589 | |
---|
| 590 | |
---|
| 591 | G4VisAttributes* LensVisAtt = new G4VisAttributes(G4Colour(1.0,0.0,0.0)) ; // Red |
---|
| 592 | LensVisAtt ->SetVisibility(true); |
---|
| 593 | |
---|
| 594 | |
---|
| 595 | if (FresnelLens){ |
---|
| 596 | FresnelLens->GetPhysicalVolume()->GetLogicalVolume()->SetVisAttributes(LensVisAtt); |
---|
| 597 | } |
---|
| 598 | |
---|
| 599 | G4VisAttributes* UVscopeVisAtt = new G4VisAttributes(G4Colour(0.5,0.5,0.5)) ; // Gray |
---|
| 600 | UVscopeVisAtt ->SetVisibility(true); |
---|
| 601 | |
---|
| 602 | physicalUVscope ->GetLogicalVolume()->SetVisAttributes(UVscopeVisAtt); |
---|
| 603 | physicalUVscopeBack ->GetLogicalVolume()->SetVisAttributes(UVscopeVisAtt); |
---|
| 604 | physicalLensFrame ->GetLogicalVolume()->SetVisAttributes(UVscopeVisAtt); |
---|
| 605 | |
---|
| 606 | ///////////////////////////////////////////////////////////////////////////////////// |
---|
| 607 | |
---|
| 608 | G4cout << "# #" << G4endl ; |
---|
| 609 | G4cout << "# UVscope is built ! ... #" << G4endl ; |
---|
| 610 | G4cout << "# #" << G4endl ; |
---|
| 611 | |
---|
| 612 | return physicalUVscope; |
---|
| 613 | } |
---|
| 614 | |
---|
| 615 | |
---|
| 616 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
| 617 | |
---|
| 618 | |
---|
| 619 | |
---|