G4ParticleHPThermalScatteringData Class Reference

#include <G4ParticleHPThermalScatteringData.hh>

Inheritance diagram for G4ParticleHPThermalScatteringData:

Public Member Functions
	G4ParticleHPThermalScatteringData ()
	~G4ParticleHPThermalScatteringData ()
G4bool	IsIsoApplicable (const G4DynamicParticle *, G4int, G4int, const G4Element *, const G4Material *)
G4double	GetIsoCrossSection (const G4DynamicParticle *, G4int, G4int, const G4Isotope *, const G4Element *, const G4Material *)
G4bool	IsApplicable (const G4DynamicParticle *, const G4Element *)
G4double	GetCrossSection (const G4DynamicParticle *, const G4Element *, const G4Material *)
G4double	GetInelasticCrossSection (const G4DynamicParticle *, const G4Element *, const G4Material *)
G4double	GetCoherentCrossSection (const G4DynamicParticle *, const G4Element *, const G4Material *)
G4double	GetIncoherentCrossSection (const G4DynamicParticle *, const G4Element *, const G4Material *)
void	BuildPhysicsTable (const G4ParticleDefinition &)
void	DumpPhysicsTable (const G4ParticleDefinition &)
void	AddUserThermalScatteringFile (G4String, G4String)
virtual void	CrossSectionDescription (std::ostream &) const
Public Member Functions inherited from G4VCrossSectionDataSet
	G4VCrossSectionDataSet (const G4String &nam="")
virtual	~G4VCrossSectionDataSet ()
virtual G4bool	IsElementApplicable (const G4DynamicParticle *, G4int Z, const G4Material *mat=nullptr)
virtual G4bool	IsIsoApplicable (const G4DynamicParticle *, G4int Z, G4int A, const G4Element *elm=nullptr, const G4Material *mat=nullptr)
G4double	GetCrossSection (const G4DynamicParticle *, const G4Element *, const G4Material *mat=nullptr)
G4double	ComputeCrossSection (const G4DynamicParticle *, const G4Element *, const G4Material *mat=nullptr)
virtual G4double	GetElementCrossSection (const G4DynamicParticle *, G4int Z, const G4Material *mat=nullptr)
virtual G4double	GetIsoCrossSection (const G4DynamicParticle *, G4int Z, G4int A, const G4Isotope *iso=nullptr, const G4Element *elm=nullptr, const G4Material *mat=nullptr)
virtual const G4Isotope *	SelectIsotope (const G4Element *, G4double kinEnergy, G4double logE)
virtual void	BuildPhysicsTable (const G4ParticleDefinition &)
virtual void	DumpPhysicsTable (const G4ParticleDefinition &)
virtual void	CrossSectionDescription (std::ostream &) const
virtual G4int	GetVerboseLevel () const
virtual void	SetVerboseLevel (G4int value)
G4double	GetMinKinEnergy () const
void	SetMinKinEnergy (G4double value)
G4double	GetMaxKinEnergy () const
void	SetMaxKinEnergy (G4double value)
bool	ForAllAtomsAndEnergies () const
void	SetForAllAtomsAndEnergies (G4bool val)
const G4String &	GetName () const

Additional Inherited Members
Protected Member Functions inherited from G4VCrossSectionDataSet
void	SetName (const G4String &)
Protected Attributes inherited from G4VCrossSectionDataSet
G4int	verboseLevel

Detailed Description

Definition at line 61 of file G4ParticleHPThermalScatteringData.hh.

Constructor & Destructor Documentation

G4ParticleHPThermalScatteringData()

G4ParticleHPThermalScatteringData::G4ParticleHPThermalScatteringData

(

)

Definition at line 56 of file G4ParticleHPThermalScatteringData.cc.

:G4VCrossSectionDataSet("NeutronHPThermalScatteringData")
,coherent(NULL)
,incoherent(NULL)
,inelastic(NULL)
{
// Upper limit of neutron energy 
   emax = 4*eV;
   SetMinKinEnergy( 0*MeV );                                   
   SetMaxKinEnergy( emax );                                   
 
   ke_cache = 0.0;
   xs_cache = 0.0;
   element_cache = NULL;
   material_cache = NULL;
 
   indexOfThermalElement.clear(); 
 
   names = new G4ParticleHPThermalScatteringNames();
}

~G4ParticleHPThermalScatteringData()

G4ParticleHPThermalScatteringData::~G4ParticleHPThermalScatteringData

(

)

Definition at line 77 of file G4ParticleHPThermalScatteringData.cc.

{
 
   clearCurrentXSData();
 
   delete names;
}

Member Function Documentation

AddUserThermalScatteringFile()

void G4ParticleHPThermalScatteringData::AddUserThermalScatteringFile	(	G4String	nameG4Element,
		G4String	filename
	)

Definition at line 568 of file G4ParticleHPThermalScatteringData.cc.

{
   names->AddThermalElement( nameG4Element , filename );
}

Referenced by G4ParticleHPThermalScattering::AddUserThermalScatteringFile().

BuildPhysicsTable()

void G4ParticleHPThermalScatteringData::BuildPhysicsTable ( const G4ParticleDefinition &  aP )

virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 215 of file G4ParticleHPThermalScatteringData.cc.

{
 
   if ( &aP != G4Neutron::Neutron() ) 
      throw G4HadronicException(__FILE__, __LINE__, "Attempt to use NeutronHP data for particles other than neutrons!!!");  
 
   //std::map < std::pair < G4Material* , const G4Element* > , G4int > dic;   
   //
   dic.clear();   
   if ( G4Threading::IsMasterThread() ) clearCurrentXSData();
 
   std::map < G4String , G4int > co_dic;   
 
   //Searching Nist Materials
   static G4ThreadLocal G4MaterialTable* theMaterialTable  = 0 ; if (!theMaterialTable) theMaterialTable= G4Material::GetMaterialTable();
   size_t numberOfMaterials = G4Material::GetNumberOfMaterials();
   for ( size_t i = 0 ; i < numberOfMaterials ; i++ )
   {
      G4Material* material = (*theMaterialTable)[i];
      size_t numberOfElements = material->GetNumberOfElements();
      for ( size_t j = 0 ; j < numberOfElements ; j++ )
      {
         const G4Element* element = material->GetElement(j);
         if ( names->IsThisThermalElement ( material->GetName() , element->GetName() ) )
         {                                    
            G4int ts_ID_of_this_geometry; 
            G4String ts_ndl_name = names->GetTS_NDL_Name( material->GetName() , element->GetName() ); 
            if ( co_dic.find ( ts_ndl_name ) != co_dic.end() )
            {
               ts_ID_of_this_geometry = co_dic.find ( ts_ndl_name ) -> second;
            }
            else
            {
               ts_ID_of_this_geometry = co_dic.size();
               co_dic.insert ( std::pair< G4String , G4int >( ts_ndl_name , ts_ID_of_this_geometry ) );
            }
 
            //G4cout << "Neutron HP Thermal Scattering Data : Registering a material-element pair of " 
            //       << material->GetName() << " " << element->GetName() 
            //       << " as internal thermal scattering id of  " <<  ts_ID_of_this_geometry << "." << G4endl;
 
            dic.insert( std::pair < std::pair < G4Material* , const G4Element* > , G4int > ( std::pair < G4Material* , const G4Element* > ( material , element ) , ts_ID_of_this_geometry ) );
         }
      }
   }
 
   //Searching TS Elements 
   static G4ThreadLocal G4ElementTable* theElementTable  = 0 ; if (!theElementTable) theElementTable= G4Element::GetElementTable();
   size_t numberOfElements = G4Element::GetNumberOfElements();
   //size_t numberOfThermalElements = 0; 
   for ( size_t i = 0 ; i < numberOfElements ; i++ )
   {
      const G4Element* element = (*theElementTable)[i];
      if ( names->IsThisThermalElement ( element->GetName() ) )
      {
         if ( names->IsThisThermalElement ( element->GetName() ) )
         {                                    
            G4int ts_ID_of_this_geometry; 
            G4String ts_ndl_name = names->GetTS_NDL_Name( element->GetName() ); 
            if ( co_dic.find ( ts_ndl_name ) != co_dic.end() )
            {
               ts_ID_of_this_geometry = co_dic.find ( ts_ndl_name ) -> second;
            }
            else
            {
               ts_ID_of_this_geometry = co_dic.size();
               co_dic.insert ( std::pair< G4String , G4int >( ts_ndl_name , ts_ID_of_this_geometry ) );
            }
 
            //G4cout << "Neutron HP Thermal Scattering: Registering an element of " 
            //       << material->GetName() << " " << element->GetName() 
            //       << " as internal thermal scattering id of  " <<  ts_ID_of_this_geometry << "." << G4endl;
 
            dic.insert( std::pair < std::pair < const G4Material* , const G4Element* > , G4int > ( std::pair < const G4Material* , const G4Element* > ( (G4Material*)NULL , element ) ,  ts_ID_of_this_geometry ) );
         }
      }
   }
 
   G4cout << G4endl;
   G4cout << "Neutron HP Thermal Scattering Data: Following material-element pairs and/or elements are registered." << G4endl;
   for ( std::map < std::pair < const G4Material* , const G4Element* > , G4int >::iterator it = dic.begin() ; it != dic.end() ; it++ )   
   {
      if ( it->first.first != NULL ) 
      {
         G4cout << "Material " << it->first.first->GetName() << " - Element " << it->first.second->GetName() << ",  internal thermal scattering id " << it->second << G4endl;
      }
      else
      {
         G4cout << "Element " << it->first.second->GetName() << ",  internal thermal scattering id " << it->second << G4endl;
      }
   }
   G4cout << G4endl;
 
 
   //G4cout << "Neutron HP Thermal Scattering Data: Following NDL thermal scattering files are assigned to the internal thermal scattering id." << G4endl;
   //for ( std::map < G4String , G4int >::iterator it = co_dic.begin() ; it != co_dic.end() ; it++ )  
   //{
   //   G4cout << "NDL file name " << it->first << ", internal thermal scattering id " << it->second << G4endl;
   //}
 
   G4ParticleHPManager* hpmanager = G4ParticleHPManager::GetInstance();
 
   coherent = hpmanager->GetThermalScatteringCoherentCrossSections();
   incoherent = hpmanager->GetThermalScatteringIncoherentCrossSections();
   inelastic = hpmanager->GetThermalScatteringInelasticCrossSections();
 
   if ( G4Threading::IsMasterThread() ) {
 
      if ( coherent == NULL ) coherent = new std::map< G4int , std::map< G4double , G4ParticleHPVector* >* >;
      if ( incoherent == NULL ) incoherent = new std::map< G4int , std::map< G4double , G4ParticleHPVector* >* >;
      if ( inelastic == NULL ) inelastic = new std::map< G4int , std::map< G4double , G4ParticleHPVector* >* >;
 
 
      // Read Cross Section Data files
 
      G4String dirName;
      if ( !std::getenv( "G4NEUTRONHPDATA" ) ) 
         throw G4HadronicException(__FILE__, __LINE__, "Please setenv G4NEUTRONHPDATA to point to the neutron cross-section files.");
      G4String baseName = std::getenv( "G4NEUTRONHPDATA" );
 
      dirName = baseName + "/ThermalScattering";
 
      G4String ndl_filename;
      G4String full_name;
 
      for ( std::map < G4String , G4int >::iterator it = co_dic.begin() ; it != co_dic.end() ; it++ )  
      {
 
         ndl_filename = it->first;
         G4int ts_ID = it->second;
 
         // Coherent
         full_name = dirName + "/Coherent/CrossSection/" + ndl_filename; 
         std::map< G4double , G4ParticleHPVector* >*  coh_amapTemp_EnergyCross = readData( full_name );
         coherent->insert ( std::pair < G4int , std::map< G4double , G4ParticleHPVector* >* > ( ts_ID , coh_amapTemp_EnergyCross ) );
 
         // Incoherent
         full_name = dirName + "/Incoherent/CrossSection/" + ndl_filename; 
         std::map< G4double , G4ParticleHPVector* >*  incoh_amapTemp_EnergyCross = readData( full_name );
         incoherent->insert ( std::pair < G4int , std::map< G4double , G4ParticleHPVector* >* > ( ts_ID , incoh_amapTemp_EnergyCross ) );
 
         // Inelastic
         full_name = dirName + "/Inelastic/CrossSection/" + ndl_filename; 
         std::map< G4double , G4ParticleHPVector* >*  inela_amapTemp_EnergyCross = readData( full_name );
         inelastic->insert ( std::pair < G4int , std::map< G4double , G4ParticleHPVector* >* > ( ts_ID , inela_amapTemp_EnergyCross ) );
 
      }
      hpmanager->RegisterThermalScatteringCoherentCrossSections( coherent );
      hpmanager->RegisterThermalScatteringIncoherentCrossSections( incoherent );
      hpmanager->RegisterThermalScatteringInelasticCrossSections( inelastic );
   } 
}

CrossSectionDescription()

void G4ParticleHPThermalScatteringData::CrossSectionDescription ( std::ostream &  outFile ) const

virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 572 of file G4ParticleHPThermalScatteringData.cc.

{
    outFile << "High Precision cross data based on thermal scattering data in evaluated nuclear data libraries for neutrons below 5eV on specific materials\n" ;
}

DumpPhysicsTable()

void G4ParticleHPThermalScatteringData::DumpPhysicsTable ( const G4ParticleDefinition &  aP )

virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 401 of file G4ParticleHPThermalScatteringData.cc.

{
   if( &aP != G4Neutron::Neutron() ) 
     throw G4HadronicException(__FILE__, __LINE__, "Attempt to use NeutronHP data for particles other than neutrons!!!");  
//  G4cout << "G4ParticleHPThermalScatteringData::DumpPhysicsTable still to be implemented"<<G4endl;
}

GetCoherentCrossSection()

G4double G4ParticleHPThermalScatteringData::GetCoherentCrossSection	(	const G4DynamicParticle *	aP,
		const G4Element *	anE,
		const G4Material *	aM
	)

Definition at line 481 of file G4ParticleHPThermalScatteringData.cc.

{
   G4double result = 0;
   G4int ts_id = getTS_ID( aM , anE );
   G4double aT = aM->GetTemperature();
   result = GetX ( aP , aT , coherent->find( ts_id )->second );
   return result;
}

Referenced by G4ParticleHPThermalScattering::ApplyYourself().

GetCrossSection()

G4double G4ParticleHPThermalScatteringData::GetCrossSection	(	const G4DynamicParticle *	aP,
		const G4Element *	anE,
		const G4Material *	aM
	)

Definition at line 450 of file G4ParticleHPThermalScatteringData.cc.

{
   G4double result = 0;
   
   G4int ts_id =getTS_ID( aM , anE );
 
   if ( ts_id == -1 ) return result;
 
   G4double aT = aM->GetTemperature();
 
   G4double Xcoh = GetX ( aP , aT , coherent->find(ts_id)->second );
   G4double Xincoh = GetX ( aP , aT , incoherent->find(ts_id)->second );
   G4double Xinela = GetX ( aP , aT , inelastic->find(ts_id)->second );
 
   result = Xcoh + Xincoh + Xinela;
 
   //G4cout << "G4ParticleHPThermalScatteringData::GetCrossSection  Tot= " << result/barn << " Coherent= " << Xcoh/barn << " Incoherent= " << Xincoh/barn << " Inelastic= " << Xinela/barn << G4endl;
 
   return result;
}

Referenced by G4ParticleHPThermalScattering::ApplyYourself(), and GetIsoCrossSection().

GetIncoherentCrossSection()

G4double G4ParticleHPThermalScatteringData::GetIncoherentCrossSection	(	const G4DynamicParticle *	aP,
		const G4Element *	anE,
		const G4Material *	aM
	)

Definition at line 490 of file G4ParticleHPThermalScatteringData.cc.

{
   G4double result = 0;
   G4int ts_id = getTS_ID( aM , anE );
   G4double aT = aM->GetTemperature();
   result = GetX ( aP , aT , incoherent->find( ts_id )->second );
   return result;
}

GetInelasticCrossSection()

G4double G4ParticleHPThermalScatteringData::GetInelasticCrossSection	(	const G4DynamicParticle *	aP,
		const G4Element *	anE,
		const G4Material *	aM
	)

Definition at line 472 of file G4ParticleHPThermalScatteringData.cc.

{
   G4double result = 0;
   G4int ts_id = getTS_ID( aM , anE );
   G4double aT = aM->GetTemperature();
   result = GetX ( aP , aT , inelastic->find( ts_id )->second );
   return result;
}

Referenced by G4ParticleHPThermalScattering::ApplyYourself().

GetIsoCrossSection()

G4double G4ParticleHPThermalScatteringData::GetIsoCrossSection ( const G4DynamicParticle *  dp, G4int  , G4int  , const G4Isotope *  , const G4Element *  element, const G4Material *  material  )

virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 110 of file G4ParticleHPThermalScatteringData.cc.

{
   //if ( dp->GetKineticEnergy() == ke_cache && element == element_cache &&  material == material_cache ) return xs_cache;
 
   ke_cache = dp->GetKineticEnergy();
   element_cache = element;
   material_cache = material;
   //G4double xs = GetCrossSection( dp , element , material->GetTemperature() );
   G4double xs = GetCrossSection( dp , element , material );
   xs_cache = xs;
   return xs;
   //return GetCrossSection( dp , element , material->GetTemperature() );
}

IsApplicable()

G4bool G4ParticleHPThermalScatteringData::IsApplicable	(	const G4DynamicParticle *	aP,
		const G4Element *	anEle
	)

Definition at line 182 of file G4ParticleHPThermalScatteringData.cc.

{
   G4bool result = false;
 
   G4double eKin = aP->GetKineticEnergy();
   // Check energy 
   if ( eKin < emax )
   {
      // Check Particle Species
      if ( aP->GetDefinition() == G4Neutron::Neutron() ) 
      {
        // anEle is one of Thermal elements 
         G4int ie = (G4int) anEle->GetIndex();
         std::vector < G4int >::iterator it; 
         for ( it = indexOfThermalElement.begin() ; it != indexOfThermalElement.end() ; it++ )
         {
             if ( ie == *it ) return true;
         }
      }
   }
 
/*
   if ( names->IsThisThermalElement ( anEle->GetName() ) )
   {
      // Check energy and projectile species 
      G4double eKin = aP->GetKineticEnergy();
      if ( eKin < emax && aP->GetDefinition() == G4Neutron::Neutron() ) result = true; 
   }
*/
   return result;
}

IsIsoApplicable()

G4bool G4ParticleHPThermalScatteringData::IsIsoApplicable ( const G4DynamicParticle *  dp, G4int  , G4int  , const G4Element *  element, const G4Material *  material  )

virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 85 of file G4ParticleHPThermalScatteringData.cc.

{
   G4double eKin = dp->GetKineticEnergy();
   if ( eKin > 4.0*eV //GetMaxKinEnergy() 
     || eKin < 0 //GetMinKinEnergy() 
     || dp->GetDefinition() != G4Neutron::Neutron() ) return false;                                   
 
   if ( dic.find( std::pair < const G4Material* , const G4Element* > ( (G4Material*)NULL , element ) ) != dic.end() 
     || dic.find( std::pair < const G4Material* , const G4Element* > ( material , element ) ) != dic.end() ) return true;
 
   return false;
 
//   return IsApplicable( dp , element );
/*
   G4double eKin = dp->GetKineticEnergy();
   if ( eKin > 4.0*eV //GetMaxKinEnergy() 
     || eKin < 0 //GetMinKinEnergy() 
     || dp->GetDefinition() != G4Neutron::Neutron() ) return false;                                   
   return true;
*/
}

---

The documentation for this class was generated from the following files:

• G4ParticleHPThermalScatteringData.hh
• G4ParticleHPThermalScatteringData.cc