Import Geant4 9.1.0 source tree
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Gabriele Cosmo
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//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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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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// $Id: Materials.cc,v 1.1 2007/11/16 14:16:46 kmura Exp $
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// $Name: geant4-09-01 $
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//
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// ====================================================================
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// Materials.cc
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//
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// 2007 Q
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// ====================================================================
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#include "Materials.hh"
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#include "G4Material.hh"
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// ====================================================================
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//
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// class description
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//
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// ====================================================================
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//////////////////////
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Materials::Materials()
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//////////////////////
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{
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}
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///////////////////////
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Materials::~Materials()
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///////////////////////
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{
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}
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///////////////////////////
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void Materials::Construct()
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///////////////////////////
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{
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G4double A, Z;
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// ------------------------------------------------------------------------
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// Elements
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// ------------------------------------------------------------------------
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G4Element* elH = new G4Element("Hydrogen","H", Z=1., A=1.00794*g/mole);
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G4Element* elC = new G4Element("Carbon", "C", Z=6., A= 12.011 *g/mole);
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G4Element* elN = new G4Element("Nitrogen","N", Z=7., A= 14.00674*g/mole);
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G4Element* elO = new G4Element("Oxygen", "O", Z=8., A= 15.9994*g/mole);
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G4Element* elNa = new G4Element("Sodium", "Na", Z=11., A= 22.989768*g/mole);
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G4Element* elSi = new G4Element("Silicon", "Si", Z=14., A= 28.0855*g/mole);
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G4Element* elAr = new G4Element("Argon", "Ar", Z=18., A= 39.948*g/mole);
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G4Element* elI = new G4Element("Iodine", "I", Z=53., A= 126.90447*g/mole);
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G4Element* elCs = new G4Element("Cesium", "Cs", Z=55., A= 132.90543*g/mole);
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// ------------------------------------------------------------------------
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// Materials
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// ------------------------------------------------------------------------
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G4double density, massfraction;
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G4int natoms, nel;
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// temperature of experimental hall is controlled at 20 degree.
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const G4double expTemp= STP_Temperature+20.*kelvin;
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// vacuum
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density= universe_mean_density;
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G4Material* Vacuum= new G4Material("Vacuum", density, nel=2);
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Vacuum-> AddElement(elN, .7);
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Vacuum-> AddElement(elO, .3);
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// air
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density= 1.2929e-03 *g/cm3; // at 20 degree
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G4Material* Air= new G4Material("Air", density, nel=3,
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kStateGas, expTemp);
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G4double ttt= 75.47+23.20+1.28;
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Air-> AddElement(elN, massfraction= 75.47/ttt);
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Air-> AddElement(elO, massfraction= 23.20/ttt);
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Air-> AddElement(elAr, massfraction= 1.28/ttt);
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// Ar gas
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A= 39.948 *g/mole;
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const G4double denAr= 1.782e-03 *g/cm3 * STP_Temperature/expTemp;
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G4Material* Ar= new G4Material("ArgonGas", Z=18., A, denAr,
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kStateGas, expTemp);
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// ethane (C2H6)
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const G4double denEthane= 1.356e-3 *g/cm3 * STP_Temperature/expTemp;
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G4Material* Ethane= new G4Material("Ethane", denEthane, nel=2,
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kStateGas, expTemp);
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Ethane-> AddElement(elC, natoms=2);
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Ethane-> AddElement(elH, natoms=6);
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// Ar(50%) + ethane(50%) mixture
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density= (denAr+denEthane)/2.;
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G4Material* ArEthane= new G4Material("ArEthane", density, nel=2,
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kStateGas, expTemp);
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ArEthane-> AddMaterial(Ar, massfraction= denAr/density/2.);
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ArEthane-> AddMaterial(Ethane, massfraction= denEthane/density/2.);
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// silicon
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A= 28.0855 *g/mole;
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density= 2.33 *g/cm3;
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new G4Material("SiliconWafer", Z=14., A, density);
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// alminium
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A= 26.98 *g/mole;
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density= 2.70 *g/cm3;
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new G4Material("Al", Z=13., A, density);
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// iron
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A= 55.847 *g/mole;
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density= 7.87 *g/cm3;
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new G4Material("Iron", Z=26., A, density);
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// lead
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A= 207.2 *g/mole;
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density= 11.35 *g/cm3;
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new G4Material("Lead", Z=82., A, density);
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// scintillator (Polystyene(C6H5CH=CH2))
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density= 1.032 *g/cm3;
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G4Material* Scinti= new G4Material("Scinti", density, nel=2);
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Scinti-> AddElement(elC, natoms=8);
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Scinti-> AddElement(elH, natoms=8);
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// quartz (SiO2, crystalline)
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density= 2.64 *g/cm3;
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G4Material* Quartz= new G4Material("Quartz", density, nel= 2);
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Quartz-> AddElement(elSi, natoms=1);
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Quartz-> AddElement(elO, natoms=2);
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// NaI crystal
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density= 3.67 *g/cm3;
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G4Material* NaI= new G4Material("NaI", density, nel= 2);
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NaI-> AddElement(elNa, natoms=1);
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NaI-> AddElement(elI, natoms=1);
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// CsI crystal
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density= 4.51 *g/cm3;
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G4Material* CsI= new G4Material("CsI", density, nel= 2);
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CsI-> AddElement(elCs, natoms=1);
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CsI-> AddElement(elI, natoms=1);
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}
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