ECCE @ EIC Software
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Groups Pages
G4DeuteronEvaporationProbability.cc
Go to the documentation of this file. Or view the newest version in sPHENIX GitHub for file G4DeuteronEvaporationProbability.cc
1 //
2 // ********************************************************************
3 // * License and Disclaimer *
4 // * *
5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. *
10 // * *
11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitation of liability. *
17 // * *
18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Software license. *
24 // ********************************************************************
25 //
26 // J.M. Quesada (August2008). Based on:
27 //
28 // Hadronic Process: Nuclear De-excitations
29 // by V. Lara (Oct 1998)
30 //
31 // Modified:
32 // 03-09-2008 J.M. Quesada for external choice of inverse cross section option
33 // 17-11-2010 V.Ivanchenko integer Z and A
34 
35 
37 
40 {}
41 
43 {}
44 
45 G4double
47 {
48  // Data comes from
49  // Dostrovsky, Fraenkel and Friedlander
50  // Physical Review, vol 116, num. 3 1959
51  //
52  // const G4int size = 5;
53  // G4double Zlist[5] = { 10.0, 20.0, 30.0, 50.0, 70.0};
54  // G4double Cp[5] = { 0.50, 0.28, 0.20, 0.15, 0.10};
55  // C for deuteron is equal to C for protons divided by 2
56 
57  G4int aZ = fragment.GetZ_asInt()-GetZ();
58  G4double C;
59 
60  if (aZ >= 70) {
61  C = 0.10;
62  } else {
63  C = ((((0.15417e-06*aZ) - 0.29875e-04)*aZ + 0.21071e-02)*aZ
64  - 0.66612e-01)*aZ + 0.98375;
65  }
66  return 1.0 + C*0.5;
67 }
68 
70 {
71  return 0.0;
72 }
73