Gabriele Cosmo
287 lines
9.3 KiB
C++
287 lines
9.3 KiB
C++
//
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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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// %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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//
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// MODULE: G4RIsotopeTable.cc
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//
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// Version: 0.b.4
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// Date: 14/04/00
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// Author: F Lei & P R Truscott
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// Organisation: DERA UK
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// Customer: ESA/ESTEC, NOORDWIJK
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// Contract: 12115/96/JG/NL Work Order No. 3
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//
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// %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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//
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// CHANGE HISTORY
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// --------------
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//
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// 29 February 2000, P R Truscott, DERA UK
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// 0.b.3 release.
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//
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// 14 April 2000, F Lei, DERA UK
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// 0.b.4 release. Minor changes to
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// 1) levelTolerance = 2.0 keV
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// 2) changes to verbose control
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//
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// 18,July 2001 F.Lei
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// tidy up the print out at run level
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//
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// %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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///////////////////////////////////////////////////////////////////////////////
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//
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#include "G4DecayTable.hh"
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#include "G4SystemOfUnits.hh"
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#include "G4ParticleTable.hh"
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#include "G4IsotopeProperty.hh"
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#include "G4RIsotopeTable.hh"
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#include "G4HadronicException.hh"
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#include "G4NuclearLevelStore.hh"
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/*
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#include "G4RadioactiveDecayMode.hh"
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#include "G4ITDecayChannel.hh"
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#include "G4BetaMinusDecayChannel.hh"
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#include "G4BetaPlusDecayChannel.hh"
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#include "G4KshellECDecayChannel.hh"
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#include "G4LshellECDecayChannel.hh"
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#include "G4AlphaDecayChannel.hh"
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#include "G4ProtonDecayChannel.hh"
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*/
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#include "G4ios.hh"
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#include "globals.hh"
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#include <iomanip>
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#include <fstream>
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#include <sstream>
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const G4double G4RIsotopeTable::levelTolerance = 2.0*keV;
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G4RIsotopeTable::G4RIsotopeTable()
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{
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// Reset the list of user defined data files
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theUserRadioactiveDataFiles.clear();
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}
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G4RIsotopeTable::~G4RIsotopeTable()
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{
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for (G4int i = 0; i < G4int(fIsotopeList.size()); i++) delete fIsotopeList[i];
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fIsotopeList.clear();
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fIsotopeNameList.clear();
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}
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G4int G4RIsotopeTable::GetVerboseLevel() const
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{
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return G4ParticleTable::GetParticleTable()->GetVerboseLevel();
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}
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G4bool G4RIsotopeTable::FindIsotope(G4IsotopeProperty* )
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{
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// do nothing, it is here just for the compiler
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// it is required by the base class
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return true;
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}
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G4IsotopeProperty* G4RIsotopeTable::GetIsotope(G4int Z, G4int A, G4double E)
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{
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G4String fname = GetIsotopeName(Z, A, E);
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G4int j = -1;
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for (G4int i = 0 ; i< Entries(); i++) {
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if(fIsotopeNameList[i] == fname) j = i;}
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if (j >=0) {
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if (GetVerboseLevel() > 1) {
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G4cout <<"G4RIsotopeTable::GetIsotope No. : ";
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G4cout <<j<<G4endl;
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}
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return GetIsotope(j);
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// isotope property data has been loaded already - just return the pointer
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} else {
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G4double meanlife = GetMeanLifeTime(Z, A, E);
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// E is passed as a refence hence on entry E is supplied by the user and it
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// could be slightly different from the returned value which is the one
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// defined in the database.
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// this call is to ensure the code uses a consistent E value throughout.
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G4IsotopeProperty* fProperty = new G4IsotopeProperty();
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// Set Isotope Property
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fProperty->SetLifeTime(meanlife);
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fProperty->SetAtomicNumber(Z);
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fProperty->SetAtomicMass(A);
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// Notic that the value of E may have been changed
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fProperty->SetEnergy(E);
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// The spin is not being used in the current implementation
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fProperty->SetiSpin(0);
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// the decaytable will be loaded later in G4RadioactiveDecay when it is needed
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fProperty->SetDecayTable(0);
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fIsotopeList.push_back(fProperty);
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fname = GetIsotopeName(Z, A, E);
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fIsotopeNameList.push_back(fname);
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if (GetVerboseLevel()>1) {
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G4cout <<"G4RIsotopeTable::GetIsotope create: ";
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G4cout <<fname <<G4endl;
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}
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return fProperty;
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}
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}
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///////////////////////////////////////////////////////////////////////////////
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//
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G4String G4RIsotopeTable::GetIsotopeName(G4int Z, G4int A, G4double E)
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{
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std::ostringstream os;
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os.setf(std::ios::fixed);
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os <<"A"<< A << "Z" << Z <<'[' << std::setprecision(1) << E/keV << ']';
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G4String name = os.str();
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if (GetVerboseLevel()>1) {
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G4cout <<"G4RIsotopeTable::GetIsotope Name: ";
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G4cout <<name <<G4endl;
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}
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return name;
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}
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G4double G4RIsotopeTable::GetMeanLifeTime(G4int Z, G4int A, G4double& aE)
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{
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G4double lifetime = -1.0;
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//Check if data have been provided by the user
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std::map<int,G4String>::iterator it = theUserRadioactiveDataFiles.find(1000*A+Z);
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G4String file="";
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if ( it != theUserRadioactiveDataFiles.end() ){
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file=it->second;
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}
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if (file ==""){
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if (!getenv("G4RADIOACTIVEDATA")) {
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G4cout << "Please setenv G4RADIOACTIVEDATA to point to the radioactive decay data files." << G4endl;
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throw G4HadronicException(__FILE__, __LINE__,
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"Please setenv G4RADIOACTIVEDATA to point to the radioactive decay data files.");
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}
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G4String dirName = getenv("G4RADIOACTIVEDATA");
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std::ostringstream os;
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os <<dirName <<"/z" <<Z <<".a" <<A ;
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file = os.str();
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}
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std::ifstream DecaySchemeFile(file);
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G4bool found_in_raddecay_data(false);
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if (!DecaySchemeFile) {
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if (GetVerboseLevel()>1) {
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G4cout <<"G4RIsotopeTable::GetMeanLife() : "
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<<"cannot find ion radioactive decay file: "
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<<file <<G4endl;
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}
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} else {
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char inputChars[100]={' '};
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G4String inputLine;
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G4String recordType("");
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G4double a(0.0);
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G4double b(0.0);
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while (!found_in_raddecay_data && !DecaySchemeFile.getline(inputChars, 100).eof()) {
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inputLine = inputChars;
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inputLine = inputLine.strip(1);
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if (inputChars[0] != '#' && inputLine.length() != 0) {
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std::istringstream tmpstream(inputLine);
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tmpstream >> recordType >> a >> b;
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if (recordType == "P") {
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if (std::abs(a*keV-aE) < levelTolerance) {
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found_in_raddecay_data = true;
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lifetime = b/0.693147*s ;
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}
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}
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}
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}
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DecaySchemeFile.close();
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}
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if (!found_in_raddecay_data && aE) {
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G4double half_life=-1.;
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lifetime = 1.0E-20*s;
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//added by L.Desorgher If the life time is not found in raddecay database
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// then it is deduced from photo-evaporation level
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const G4NuclearLevel* aLevel =
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G4NuclearLevelStore::GetInstance()->GetManager(Z, A)
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->NearestLevel(aE,levelTolerance);
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if (aLevel) {
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half_life = aLevel->HalfLife();
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lifetime = half_life/0.693147;
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}
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if (GetVerboseLevel()>1 && half_life<0) {
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G4cout << "G4RIsotopeTable::GetMeanLife() : ";
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G4cout << "cannot find ion of required excitation E = " << aE << G4endl;
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G4cout << "state in radioactive or photoevaporation data file " << G4endl;
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G4cout <<"The nucleus is assumed to be IT decayed with life = 1E-20 s" << G4endl;
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G4cout <<" -----------* THIS MAY CAUSE PROBLEM IN ITS DECAY-----------" << G4endl;
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}
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}
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if (!found_in_raddecay_data && !aE) {
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if (GetVerboseLevel()>1) {
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G4cout <<"G4RIsotopeTable::GetMeanLife() : ";
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G4cout <<"cannot find ion of required excitation E = " << aE << G4endl;
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G4cout <<"state in radioactive or photoevaporation data file" <<G4endl;
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G4cout <<"The nucleus is assumed to be stable" <<G4endl;
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lifetime = -1.0;
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}
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}
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if (GetVerboseLevel()>1) {
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G4cout <<"G4RIsotopeTable::GetMeanLifeTime: ";
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G4cout <<lifetime << " for " << GetIsotopeName(Z, A, aE) <<G4endl;
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}
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return lifetime;
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}
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////////////////////////////////////////////////////////////////////
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//
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void G4RIsotopeTable::AddUserDecayDataFile(G4int Z, G4int A,G4String filename)
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{ if (Z<1 || A<2) {
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G4cout<<"Z and A not valid!"<<G4endl;
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}
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std::ifstream DecaySchemeFile(filename);
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if (DecaySchemeFile){
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G4int ID_ion=A*1000+Z;
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theUserRadioactiveDataFiles[ID_ion]=filename;
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}
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else {
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G4cout<<"The file "<<filename<<" does not exist!"<<G4endl;
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}
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}
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