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 | // |
---|
27 | // |
---|
28 | // Hadronic Process: Deuteron Inelastic Process |
---|
29 | // J.L. Chuma, TRIUMF, 25-Feb-1997 |
---|
30 | // Last modified: 27-Mar-1997 |
---|
31 | // J.L. Chuma, 08-May-2001: Update original incident passed back in vec[0] |
---|
32 | // from NuclearReaction |
---|
33 | // |
---|
34 | #include "G4LEDeuteronInelastic.hh" |
---|
35 | #include "Randomize.hh" |
---|
36 | #include "G4Electron.hh" |
---|
37 | |
---|
38 | G4HadFinalState * |
---|
39 | G4LEDeuteronInelastic::ApplyYourself( const G4HadProjectile &aTrack, |
---|
40 | G4Nucleus &targetNucleus ) |
---|
41 | { |
---|
42 | theParticleChange.Clear(); |
---|
43 | const G4HadProjectile *originalIncident = &aTrack; |
---|
44 | |
---|
45 | if( verboseLevel > 1 ) |
---|
46 | { |
---|
47 | const G4Material *targetMaterial = aTrack.GetMaterial(); |
---|
48 | G4cout << "G4LEDeuteronInelastic::ApplyYourself called" << G4endl; |
---|
49 | G4cout << "kinetic energy = " << originalIncident->GetKineticEnergy()/MeV << "MeV, "; |
---|
50 | G4cout << "target material = " << targetMaterial->GetName() << ", "; |
---|
51 | } |
---|
52 | |
---|
53 | // Work-around for lack of model above 100 MeV |
---|
54 | if( originalIncident->GetKineticEnergy()/MeV > 100. || |
---|
55 | originalIncident->GetKineticEnergy() <= 0.1*MeV ) |
---|
56 | { |
---|
57 | theParticleChange.SetStatusChange(isAlive); |
---|
58 | theParticleChange.SetEnergyChange(aTrack.GetKineticEnergy()); |
---|
59 | theParticleChange.SetMomentumChange(aTrack.Get4Momentum().vect().unit()); |
---|
60 | return &theParticleChange; |
---|
61 | } |
---|
62 | |
---|
63 | G4double A = targetNucleus.GetN(); |
---|
64 | G4double Z = targetNucleus.GetZ(); |
---|
65 | G4double theAtomicMass = targetNucleus.AtomicMass( A, Z ); |
---|
66 | G4double massVec[9]; |
---|
67 | massVec[0] = targetNucleus.AtomicMass( A+2.0, Z+1.0 ); |
---|
68 | massVec[1] = targetNucleus.AtomicMass( A+1.0, Z+1.0 ); |
---|
69 | massVec[2] = targetNucleus.AtomicMass( A+1.0, Z ); |
---|
70 | massVec[3] = theAtomicMass; |
---|
71 | massVec[4] = 0.; |
---|
72 | if (A > 1.0 && A-1.0 > Z) |
---|
73 | massVec[4] = targetNucleus.AtomicMass( A-1.0, Z ); |
---|
74 | massVec[5] = 0.; |
---|
75 | if (A > 2.0 && Z > 1.0 && A-2.0 > Z-1.0) |
---|
76 | massVec[5] = targetNucleus.AtomicMass( A-2.0, Z-1.0 ); |
---|
77 | massVec[6] = 0.; |
---|
78 | if (A > Z+1.0) |
---|
79 | massVec[6] = targetNucleus.AtomicMass( A, Z+1.0 ); |
---|
80 | massVec[7] = massVec[3]; |
---|
81 | massVec[8] = 0.; |
---|
82 | if (Z > 1.0) massVec[8] = targetNucleus.AtomicMass( A,Z-1.0 ); |
---|
83 | |
---|
84 | G4FastVector<G4ReactionProduct,4> vec; // vec will contain the secondary particles |
---|
85 | G4int vecLen = 0; |
---|
86 | vec.Initialize( 0 ); |
---|
87 | |
---|
88 | theReactionDynamics.NuclearReaction( vec, vecLen, originalIncident, |
---|
89 | targetNucleus, theAtomicMass, massVec ); |
---|
90 | // |
---|
91 | G4double p = vec[0]->GetMomentum().mag(); |
---|
92 | theParticleChange.SetMomentumChange( vec[0]->GetMomentum() * (1.0/p) ); |
---|
93 | theParticleChange.SetEnergyChange( vec[0]->GetKineticEnergy() ); |
---|
94 | delete vec[0]; |
---|
95 | // |
---|
96 | G4DynamicParticle *pd; |
---|
97 | for( G4int i=1; i<vecLen; ++i ) |
---|
98 | { |
---|
99 | pd = new G4DynamicParticle(); |
---|
100 | pd->SetDefinition( vec[i]->GetDefinition() ); |
---|
101 | pd->SetMomentum( vec[i]->GetMomentum() ); |
---|
102 | theParticleChange.AddSecondary( pd ); |
---|
103 | delete vec[i]; |
---|
104 | } |
---|
105 | return &theParticleChange; |
---|
106 | } |
---|
107 | |
---|
108 | /* end of file */ |
---|
109 | |
---|