include/Geant4/G4GEMCoulombBarrier.hh

0001 //
0002 // ********************************************************************
0003 // * License and Disclaimer                                           *
0004 // *                                                                  *
0005 // * The  Geant4 software  is  copyright of the Copyright Holders  of *
0006 // * the Geant4 Collaboration.  It is provided  under  the terms  and *
0007 // * conditions of the Geant4 Software License,  included in the file *
0008 // * LICENSE and available at  http://cern.ch/geant4/license .  These *
0009 // * include a list of copyright holders.                             *
0010 // *                                                                  *
0011 // * Neither the authors of this software system, nor their employing *
0012 // * institutes,nor the agencies providing financial support for this *
0013 // * work  make  any representation or  warranty, express or implied, *
0014 // * regarding  this  software system or assume any liability for its *
0015 // * use.  Please see the license in the file  LICENSE  and URL above *
0016 // * for the full disclaimer and the limitation of liability.         *
0017 // *                                                                  *
0018 // * This  code  implementation is the result of  the  scientific and *
0019 // * technical work of the GEANT4 collaboration.                      *
0020 // * By using,  copying,  modifying or  distributing the software (or *
0021 // * any work based  on the software)  you  agree  to acknowledge its *
0022 // * use  in  resulting  scientific  publications,  and indicate your *
0023 // * acceptance of all terms of the Geant4 Software license.          *
0024 // ********************************************************************
0025 //
0026 //
0027 // J. M. Quesada (July 2009) based on G4GEMCoulombBarrierHE
0028 // Coded strictly according to Furihata's GEM paper
0029 //
0030 #ifndef G4GEMCoulombBarrier_h
0031 #define G4GEMCoulombBarrier_h 1
0032
0033 #include "G4CoulombBarrier.hh"
0034 #include "globals.hh"
0035
0036 class G4GEMCoulombBarrier : public G4CoulombBarrier
0037 {
0038 public:
0039   explicit G4GEMCoulombBarrier(G4int anA, G4int aZ);
0040
0041   ~G4GEMCoulombBarrier() override = default;
0042
0043   G4double GetCoulombBarrier(G4int ARes, G4int ZRes, G4double U) const override;
0044
0045   G4GEMCoulombBarrier(const G4GEMCoulombBarrier & right) = delete;
0046   const G4GEMCoulombBarrier & operator=
0047   (const G4GEMCoulombBarrier & right) = delete;
0048
0049 private:
0050
0051   G4double CalcCompoundRadius(G4int ARes) const;
0052
0053   G4double AejectOneThird;
0054 };
0055 #endif
0056