[819] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | // |
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[962] | 27 | // $Id: G4He3CoulombBarrier.cc,v 1.5 2008/09/19 13:32:54 ahoward Exp $ |
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| 28 | // GEANT4 tag $Name: geant4-09-02-ref-02 $ |
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[819] | 29 | // |
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| 30 | // Hadronic Process: Nuclear De-excitations |
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| 31 | // by V. Lara (Dec 1999) |
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| 32 | |
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| 33 | |
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| 34 | #include "G4He3CoulombBarrier.hh" |
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| 35 | |
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| 36 | G4He3CoulombBarrier::G4He3CoulombBarrier(const G4He3CoulombBarrier & ) : G4CoulombBarrier() |
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| 37 | { |
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| 38 | throw G4HadronicException(__FILE__, __LINE__, "G4He3CoulombBarrier::copy_constructor meant to not be accessable."); |
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| 39 | } |
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| 40 | |
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| 41 | |
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| 42 | const G4He3CoulombBarrier & G4He3CoulombBarrier::operator=(const G4He3CoulombBarrier & ) |
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| 43 | { |
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| 44 | throw G4HadronicException(__FILE__, __LINE__, "G4He3CoulombBarrier::operator= meant to not be accessable."); |
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| 45 | return *this; |
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| 46 | } |
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| 47 | |
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| 48 | G4bool G4He3CoulombBarrier::operator==(const G4He3CoulombBarrier & ) const |
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| 49 | { |
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| 50 | return false; |
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| 51 | } |
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| 52 | |
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| 53 | G4bool G4He3CoulombBarrier::operator!=(const G4He3CoulombBarrier & ) const |
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| 54 | { |
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| 55 | return true; |
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| 56 | } |
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| 57 | |
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| 58 | |
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| 59 | G4double G4He3CoulombBarrier::BarrierPenetrationFactor(const G4double aZ) const |
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| 60 | { |
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| 61 | // Data comes from |
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| 62 | // Dostrovsky, Fraenkel and Friedlander |
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| 63 | // Physical Review, vol 116, num. 3 1959 |
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| 64 | // |
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| 65 | // const G4int size = 5; |
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| 66 | // const G4double Zlist[size] = {10.0, 20.0, 30.0, 50.0, 70.0}; |
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| 67 | // const G4double KHe3[size] = {0.68, 0.82, 0.91, 0.97, 0.98}; |
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| 68 | // |
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| 69 | // K for He3 is K for alphas + 0.12 |
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| 70 | G4double K = 1.0; |
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| 71 | if (aZ>=70.0) { |
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| 72 | K = 0.98; |
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| 73 | } else { |
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| 74 | K = (((0.23684e-5*aZ) - 0.42143e-3)*aZ + 0.25222e-1)*aZ + 0.46699; |
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| 75 | } |
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| 76 | return K+0.12; |
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| 77 | } |
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