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Gabriele Cosmo
2016-06-09 16:46:55 +02:00
parent 89a9605df1
commit b1eb5424d2
10957 changed files with 888481 additions and 160139 deletions
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source/processes/hadronic/models/lend/src/G4LENDFissionCrossSection.cc
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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
#include "G4LENDFissionCrossSection.hh"
G4double G4LENDFissionCrossSection::getLENDCrossSection( G4GIDI_target* target , G4double ke , G4double temperature )
{
if ( target == NULL ) return 0.0;
// 090407
// return target->getElasticCrossSection( ke/MeV , temperature )*barn;
//return target->getFissionCrossSectionAtE( ke/MeV , temperature )*barn;
G4double result = target->getFissionCrossSectionAtE( ke/MeV , temperature )*barn;
if ( result == 0.0 && ke/eV < 1.0e-4)
{
G4double el = 1.0e-4*eV;
G4double eh = 2.0e-4*eV;
G4double xs_el = target->getFissionCrossSectionAtE( el/MeV , temperature )*barn;
G4double xs_eh = target->getFissionCrossSectionAtE( eh/MeV , temperature )*barn;
result = GetUltraLowEnergyExtrapolatedXS( el , eh , xs_el , xs_eh , ke );
}
return result;
}