Import Geant4 10.7.0 source tree
This commit is contained in:
Gabriele Cosmo
@@ -23,9 +23,10 @@
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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// Authors: Susanna Guatelli, susanna@uow.edu.au,
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// Authors: Jeremy Davis, jad028@uowmail.edu.au
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//
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// Authors: Susanna Guatelli and Francesco Romano
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// susanna@uow.edu.au, francesco.romano@ct.infn.it
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// Modified by Jacopo Magini: j.magini@surrey.ac.uk
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#include "DetectorConstruction.hh"
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#include "globals.hh"
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@@ -50,9 +51,13 @@
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#include "G4GeometryManager.hh"
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#include "G4SystemOfUnits.hh"
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DetectorConstruction::DetectorConstruction(AnalysisManager* analysis_manager)
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#include "G4NistManager.hh"
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DetectorConstruction::DetectorConstruction(AnalysisManager* analysis_manager, G4String detector)
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{
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analysis = analysis_manager;
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analysis = analysis_manager;
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detectorType = detector;
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}
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DetectorConstruction::~DetectorConstruction(){
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@@ -60,6 +65,24 @@ DetectorConstruction::~DetectorConstruction(){
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}
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G4VPhysicalVolume* DetectorConstruction::Construct()
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{
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if( detectorType == "Diamond" ) return ConstructDiamondDetector();
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else if( detectorType == "MicroDiamond" ) return ConstructMicroDiamondDetector();
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else if( detectorType == "Silicon" ) return ConstructSiliconDetector();
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else
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{
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G4cout << "ERROR: " << detectorType << " is not an allowed detector type. ";
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G4cout << "Did you change some code in radioprotection.cc and/or DetectorMessenger.cc ?" << G4endl;
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return 0;
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}
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}
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G4VPhysicalVolume* DetectorConstruction::ConstructDiamondDetector()
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{
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//Define each individual element
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@@ -325,6 +348,321 @@ return physical_world;
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}
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G4VPhysicalVolume* DetectorConstruction::ConstructMicroDiamondDetector()
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{
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//Define each individual element
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//Define Nitrogen
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G4double A = 14.01 * g/mole;
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G4double Z = 7;
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G4Element* elN = new G4Element ("Nitrogen", "N", Z, A);
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//Define Oxygen
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A = 16.0 * g/mole;
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Z = 8;
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G4Element* elO = new G4Element ("Oxygen", "O", Z, A);
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//Define Boron
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A = 10.8 * g/mole;
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Z = 5;
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G4Element* elB = new G4Element ("Boron", "B", Z, A);
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//Define Carbon
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A = 12.01 * g/mole;
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Z = 6;
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G4Element* elC = new G4Element ("Carbon", "C", Z, A);
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//Define Air
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G4Material* Air = new G4Material("Air", 1.29*mg/cm3, 2);
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Air -> AddElement(elN, 70*perCent);
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Air -> AddElement(elO, 30*perCent);
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//Define diamond
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A = 12.01 * g/mole;
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Z = 6;
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G4Material* diamond = new G4Material("diamond", Z, A, 3.515*g/cm3);
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//Define p-type diamond (boron doped diamond)
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G4Material* p_diamond = new G4Material("p_diamond", 3.514*g/cm3, 2);
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// Boron concentration used is 1e20 cm-3, considering the diamond density and a Boron atomic weight of 10.811u
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p_diamond -> AddElement(elC, 99.94887*perCent);
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p_diamond -> AddElement(elB, 0.05113*perCent);
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//Define chromium contact
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G4Material* chromium = G4NistManager::Instance()->FindOrBuildMaterial("G4_Cr");
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//Define Vacuum
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G4double vacuumDensity = 1.e-25 *g/cm3;
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G4double pressure = 3.e-18*pascal;
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G4double temperature = 2.73*kelvin;
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G4Material* vacuum = new G4Material("Galactic", Z=1., A=1.01*g/mole,
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vacuumDensity,kStateGas,temperature,pressure);
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//Define volumes
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// World volume has size 1cm
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G4double worldx = 0.5 * m; //half length!!!!
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G4double worldy = 0.5 * m;
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G4double worldz = 0.5 * m;
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// World volume, containing all geometry
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G4Box* world = new G4Box("world_box", worldx, worldy, worldz);
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G4LogicalVolume* logical_world = new G4LogicalVolume(world, vacuum, "world_log", 0,0,0);
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//set the logical world volume invisible
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logical_world -> SetVisAttributes(G4VisAttributes::GetInvisible());
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G4VPhysicalVolume* physical_world = new G4PVPlacement(0,
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G4ThreeVector(),
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logical_world,
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"world_phys",
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0,
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false,
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0);
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// sentive volume
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G4double SVside = 100.*um /2.;
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G4double SVthickness = 8.*um /2.;
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G4double SVspacing = 200.*um; //edge-edge distance
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G4Box* SV_box = new G4Box("SV_box", SVside, SVside, SVthickness);
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G4LogicalVolume* logical_SV = new G4LogicalVolume(SV_box, diamond, "SV_log", 0,0,0);
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G4VisAttributes SVcolour(G4Colour(0.5, 0.5, 0.5));
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SVcolour.SetForceSolid(true);
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logical_SV -> SetVisAttributes(SVcolour);
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// chromium front-electrode
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G4double feThickness = 50.*nm /2.; // front-electrode thickness
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G4Box* fe_box = new G4Box("frontElec_box", SVside, SVside, feThickness);
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G4LogicalVolume* logical_fe = new G4LogicalVolume(fe_box, chromium, "frontElec_log", 0,0,0);
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G4VisAttributes fe_colour(G4Colour::Brown());
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fe_colour.SetForceSolid(false);
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logical_fe -> SetVisAttributes(fe_colour);
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// p-type diamond
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G4double pDthickness = 1.*um /2.; // p-type diamond back-electrode thickness
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G4Box* pD_box = new G4Box("pDiam_box", SVside, SVside, pDthickness);
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G4LogicalVolume* logical_pD = new G4LogicalVolume(pD_box, p_diamond, "pDiam_box", 0,0,0);
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G4VisAttributes pDcolour(G4Colour::Blue());
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pDcolour.SetForceSolid(false);
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logical_pD -> SetVisAttributes(pDcolour);
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// put them in place
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G4ThreeVector SVposition = {0., 0., SVthickness}; //position of the first edge (left)
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G4ThreeVector fePosition = {0., 0., 2.*SVthickness + feThickness};
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G4ThreeVector pDposition = {0., 0., -pDthickness};
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G4double SVposition_x[4] = { -3.*SVside -1.5*SVspacing, -SVside -0.5*SVspacing, +SVside +0.5*SVspacing, +3.*SVside +1.5*SVspacing };
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std::ostringstream PVName;
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for( int i=0; i<4; i++)
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{
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// sensitive volume
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SVposition[0] = SVposition_x[i];
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PVName << "SV_phys" << i;
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new G4PVPlacement(0, SVposition, logical_SV, PVName.str(),
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logical_world,
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false, 0, true);
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PVName.str(""); //reset the string
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// chromium front-electrode
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PVName << "frontElec_phys" << i;
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fePosition[0] = SVposition[0];
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new G4PVPlacement(0, fePosition, logical_fe, PVName.str(),
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logical_world,
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false, 0, true);
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PVName.str("");
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// p-type diamond back-electrode
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PVName << "pD_phys" << i;
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pDposition[0] = SVposition[0];
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new G4PVPlacement(0, pDposition, logical_pD, PVName.str(),
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logical_world,
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false, 0, true);
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PVName.str("");
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}
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// HPHT diamond substrate (only one big substrate for simplicity)
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G4double subs_x = 2.*mm /2.;
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G4double subs_y = 0.5*mm /2.;
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G4double sub_z = 300.*micrometer /2.;
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G4Box* sub_box = new G4Box("sub_box", subs_x, subs_y, sub_z);
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G4LogicalVolume* logical_sub = new G4LogicalVolume(sub_box, diamond, "sub_log", 0,0,0);
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G4ThreeVector subPosition = {0,0, -2.*pDthickness -sub_z};
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new G4PVPlacement(0, subPosition, logical_sub, "sub_phys",
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logical_world,
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false, 0, true);
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G4VisAttributes subColour(G4Colour(0.5, 0.5, 0.5));
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subColour.SetForceSolid(false);
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logical_sub -> SetVisAttributes(subColour);
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return physical_world;
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}
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G4VPhysicalVolume* DetectorConstruction::ConstructSiliconDetector()
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{
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//load NIST database
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G4NistManager* nist = G4NistManager::Instance();
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nist->SetVerbose(1);
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//Define each individual element
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//Define Nitrogen
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G4double A = 14.01 * g/mole;
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G4double Z = 7;
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G4Element* elN = new G4Element ("Nitrogen", "N", Z, A);
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//Define Oxygen
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A = 16.0 * g/mole;
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Z = 8;
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G4Element* elO = new G4Element ("Oxygen", "O", Z, A);
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//Define Hydrogen
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A = 1.01 * g/mole;
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Z = 1;
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G4Element* elH = new G4Element ("Hydrogen", "H", Z, A);
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//Define Carbon
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A = 12.01 * g/mole;
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Z = 6;
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G4Element* elC = new G4Element ("Carbon", "C", Z, A);
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//Define Air
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G4Material* Air = new G4Material("Air", 1.29*mg/cm3, 2);
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Air -> AddElement(elN, 70*perCent);
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Air -> AddElement(elO, 30*perCent);
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//Define PMMA (C502H8)
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// NIST reference
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G4Material* PMMA = new G4Material("PMMA", 1.19*g/cm3, 3);
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PMMA -> AddElement(elC, 5);
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PMMA -> AddElement(elO, 2);
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PMMA -> AddElement(elH, 8);
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//define materials
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G4Material* silicon = nist->FindOrBuildMaterial("G4_Si");
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G4Material* SiO2 = nist->FindOrBuildMaterial("G4_SILICON_DIOXIDE");
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//Define Vacuum
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G4double vacuumDensity = 1.e-25 *g/cm3;
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G4double pressure = 3.e-18*pascal;
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G4double temperature = 2.73*kelvin;
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G4Material* vacuum = new G4Material("Galactic", Z=1., A=1.01*g/mole,
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vacuumDensity,kStateGas,temperature,pressure);
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//Define volumes
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// World volume has size 1cm
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G4double worldx = 0.5 * m; //half length!!!!
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G4double worldy = 0.5 * m;
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G4double worldz = 0.5 * m;
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// World volume, containing all geometry
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G4Box* world = new G4Box("world_box", worldx, worldy, worldz);
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G4LogicalVolume* logical_world = new G4LogicalVolume(world, vacuum, "world_log", 0,0,0);
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//set the logical world volume invisible
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logical_world -> SetVisAttributes(G4VisAttributes::GetInvisible());
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G4VPhysicalVolume* physical_world = new G4PVPlacement(0,
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G4ThreeVector(),
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logical_world,
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"world_phys",
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0,
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false,
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0);
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// I need to set the size of the SV now, because some other parameters depend on it
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G4double SV_thick = 25.*um /2.;
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// PMMA
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G4double PMMA_x = 200.*um /2.;
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G4double PMMA_y = 200.*um /2.;
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G4double PMMA_z = SV_thick;
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G4Box* PMMA_box = new G4Box("PMMA_box", PMMA_x, PMMA_y, PMMA_z);
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G4LogicalVolume* logical_PMMA = new G4LogicalVolume(PMMA_box, PMMA, "PMMA_log", 0,0,0);
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new G4PVPlacement(0, G4ThreeVector(), logical_PMMA, "PMMA_phys",
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logical_world,
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false, 0, true);
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logical_PMMA -> SetVisAttributes(G4VisAttributes(G4Colour(0., 1., 0.)));
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// sensitive volumes
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G4double SV_radius = SV_thick *2; // full length
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G4Tubs* SV_cyl = new G4Tubs("SV_cyl", 0., SV_radius, SV_thick, 0.*deg, 360.*deg);
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//G4RotationMatrix* cylRot = new G4RotationMatrix;
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//cylRot->rotateY(M_PI/2.*rad);
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G4LogicalVolume* logical_SV = new G4LogicalVolume(SV_cyl, silicon, "SV_log", 0,0,0);
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G4VisAttributes SVcolour(G4Colour(0.5, 0.5, 0.5));
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SVcolour.SetForceSolid(true);
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logical_SV -> SetVisAttributes(SVcolour);
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G4ThreeVector SVposition; //if(volumeName != "SV_phys1")
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G4double SVspacing = 10.*um; // distance between the edges of two SV
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SVposition = { +SVspacing/2. +SV_radius, +SVspacing/2. +SV_radius, 0. };
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new G4PVPlacement(0, SVposition, logical_SV, "SV_phys1",
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logical_PMMA,
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false, 0, true);
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/*new G4PVPlacement(cylRot, SVposition, logical_SV, "SV_phys1",
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logical_PMMA,
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false, 0, true);*/
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SVposition = { -SVspacing/2. -SV_radius, +SVspacing/2. +SV_radius, 0. };
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new G4PVPlacement(0, SVposition, logical_SV, "SV_phys2",
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logical_PMMA,
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false, 0, true);
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SVposition = { -SVspacing/2. -SV_radius, -SVspacing/2. -SV_radius, 0. };
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new G4PVPlacement(0, SVposition, logical_SV, "SV_phys3",
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logical_PMMA,
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false, 0, true);
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SVposition = { +SVspacing/2. +SV_radius, -SVspacing/2. -SV_radius, 0. };
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new G4PVPlacement(0, SVposition, logical_SV, "SV_phys4",
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logical_PMMA,
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false, 0, true);
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// Si02 layer
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G4double oxyde_x = PMMA_x;
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G4double oxyde_y = PMMA_y;
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G4double oxyde_z = 1.*um /2.;
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G4Box* oxyde_box = new G4Box("oxyde_box", oxyde_x, oxyde_y, oxyde_z);
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G4LogicalVolume* logical_oxyde = new G4LogicalVolume(oxyde_box, SiO2, "oxyde_log", 0,0,0);
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G4ThreeVector oxyde_position = G4ThreeVector( 0, 0, PMMA_z + oxyde_z );
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new G4PVPlacement(0, oxyde_position, logical_oxyde, "oxyde_phys",
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logical_world,
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false, 0, true);
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logical_oxyde -> SetVisAttributes(G4VisAttributes(G4Colour(0.6, 0.6, 0.6)));
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return physical_world;
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}
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void DetectorConstruction::ConstructSDandField()
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{
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SensitiveDetector* SD = new SensitiveDetector("SD", "DetectorHitsCollection", analysis);
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