00001 // 00002 // ******************************************************************** 00003 // * License and Disclaimer * 00004 // * * 00005 // * The Geant4 software is copyright of the Copyright Holders of * 00006 // * the Geant4 Collaboration. It is provided under the terms and * 00007 // * conditions of the Geant4 Software License, included in the file * 00008 // * LICENSE and available at http://cern.ch/geant4/license . These * 00009 // * include a list of copyright holders. * 00010 // * * 00011 // * Neither the authors of this software system, nor their employing * 00012 // * institutes,nor the agencies providing financial support for this * 00013 // * work make any representation or warranty, express or implied, * 00014 // * regarding this software system or assume any liability for its * 00015 // * use. Please see the license in the file LICENSE and URL above * 00016 // * for the full disclaimer and the limitation of liability. * 00017 // * * 00018 // * This code implementation is the result of the scientific and * 00019 // * technical work of the GEANT4 collaboration. * 00020 // * * 00021 // * Parts of this code which have been developed by QinetiQ Ltd * 00022 // * under contract to the European Space Agency (ESA) are the * 00023 // * intellectual property of ESA. Rights to use, copy, modify and * 00024 // * redistribute this software for general public use are granted * 00025 // * in compliance with any licensing, distribution and development * 00026 // * policy adopted by the Geant4 Collaboration. This code has been * 00027 // * written by QinetiQ Ltd for the European Space Agency, under ESA * 00028 // * contract 17191/03/NL/LvH (Aurora Programme). * 00029 // * * 00030 // * By using, copying, modifying or distributing the software (or * 00031 // * any work based on the software) you agree to acknowledge its * 00032 // * use in resulting scientific publications, and indicate your * 00033 // * acceptance of all terms of the Geant4 Software license. * 00034 // ******************************************************************** 00035 // 00036 #ifndef G4WilsonRadius_h 00037 #define G4WilsonRadius_h 1 00038 // %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 00039 // 00040 // MODULE: G4WilsonRadus.hh 00041 // 00042 // Version: B.1 00043 // Date: 15/04/04 00044 // Author: P R Truscott 00045 // Organisation: QinetiQ Ltd, UK 00046 // Customer: ESA/ESTEC, NOORDWIJK 00047 // Contract: 17191/03/NL/LvH 00048 // 00049 // %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 00050 // 00051 // CHANGE HISTORY 00052 // -------------- 00053 // 00054 // 6 October 2003, P R Truscott, QinetiQ Ltd, UK 00055 // Created. 00056 // 00057 // 15 March 2004, P R Truscott, QinetiQ Ltd, UK 00058 // Beta release 00059 // 00060 // %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 00061 // 00062 // Class Description 00063 // Provides functions to calculate the nuclear radius as used in the 00064 // abrasion-ablation model (see Wilson, Tripathi, Cucinotta et al, NASA 00065 // Technical Paper 3533, October 1995), and to determine total nuclear-nuclear 00066 // cross-sections. The Algorithm comes from Tripathi, Cucinnota and Wilson, 00067 // Nucl Instrum Meth Phys Res B, 152, pp425-431, 1999. 00068 // 00069 // Class Description - End 00070 // 00071 // %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 00073 // 00074 #include "globals.hh" 00075 00077 // 00078 class G4WilsonRadius 00079 { 00080 public: 00081 G4WilsonRadius (); 00082 ~G4WilsonRadius (); 00083 00084 G4double GetWilsonRMSRadius (G4double A); 00085 G4double GetWilsonRadius (G4double A); 00086 00087 private: 00088 G4double r0sq; 00089 G4double factor; 00090 G4double third; 00091 }; 00093 // 00094 #endif