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1 // 1 //
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19 // * technical work of the GEANT4 collaboratio << 17 // * authors in the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri << 18 // * By copying, distributing or modifying the Program (or any work *
21 // * any work based on the software) you ag << 19 // * based on the Program) you indicate your acceptance of this *
22 // * use in resulting scientific publicati << 20 // * statement, and all its terms. *
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24 // ******************************************* 21 // ********************************************************************
25 // 22 //
26 // original by H.P. Wellisch << 23 //
27 // modified by J.L. Chuma, TRIUMF, 19-Nov-1996 << 24 //
28 // last modified: 27-Mar-1997 << 25 // original by H.P. Wellisch
29 // Chr. Volcker, 10-Nov-1997: new methods and << 26 // modified by J.L. Chuma, TRIUMF, 19-Nov-1996
>> 27 // last modified: 27-Mar-1997
>> 28 // Chr. Volcker, 10-Nov-1997: new methods and class variables.
30 // M.G. Pia, 2 Oct 1998: modified GetFermiMome 29 // M.G. Pia, 2 Oct 1998: modified GetFermiMomentum (original design was
31 // the source of memory 30 // the source of memory leaks)
32 // G.Folger, spring 2010: add integer A/Z int << 31
33 // A. Ribon, autumn 2021: extended to hypernu <<
34 <<
35 #ifndef G4Nucleus_h 32 #ifndef G4Nucleus_h
36 #define G4Nucleus_h 1 33 #define G4Nucleus_h 1
37 // Class Description 34 // Class Description
38 // This class knows how to describe a nucleus; 35 // This class knows how to describe a nucleus;
39 // to be used in your physics implementation ( 36 // to be used in your physics implementation (not physics list) in case you need this physics.
40 // Class Description - End 37 // Class Description - End
41 38
42 39
43 #include "globals.hh" 40 #include "globals.hh"
44 #include "G4ThreeVector.hh" 41 #include "G4ThreeVector.hh"
45 #include "G4ParticleTypes.hh" 42 #include "G4ParticleTypes.hh"
46 #include "G4ReactionProduct.hh" 43 #include "G4ReactionProduct.hh"
47 #include "G4DynamicParticle.hh" 44 #include "G4DynamicParticle.hh"
48 #include "G4ReactionProductVector.hh" 45 #include "G4ReactionProductVector.hh"
49 #include "Randomize.hh" 46 #include "Randomize.hh"
50 47
51 class G4Nucleus << 48 class G4Nucleus
52 { << 49 {
53 public: << 50 public:
54 << 51
55 G4Nucleus(); << 52 G4Nucleus() { pnBlackTrackEnergy = dtaBlackTrackEnergy = 0.0;
56 G4Nucleus(const G4double A, const G4double << 53 excitationEnergy = 0.0;
57 G4Nucleus(const G4int A, const G4int Z, co << 54 momentum = G4ThreeVector(0.,0.,0.);
58 G4Nucleus(const G4Material* aMaterial); << 55 fermiMomentum = 1.52*hbarc/fermi;
>> 56 theTemp = 293.16*kelvin;
>> 57 }
>> 58
>> 59 G4Nucleus( const G4double A, const G4double Z )
>> 60 {
>> 61 SetParameters( A, Z );
>> 62 pnBlackTrackEnergy = dtaBlackTrackEnergy = 0.0;
>> 63 excitationEnergy = 0.0;
>> 64 momentum = G4ThreeVector(0.,0.,0.);
>> 65 fermiMomentum = 1.52*hbarc/fermi;
>> 66 theTemp = 293.16*kelvin;
>> 67 }
>> 68
>> 69 G4Nucleus( const G4Material *aMaterial )
>> 70 {
>> 71 ChooseParameters( aMaterial );
>> 72 pnBlackTrackEnergy = dtaBlackTrackEnergy = 0.0;
>> 73 excitationEnergy = 0.0;
>> 74 momentum = G4ThreeVector(0.,0.,0.);
>> 75 fermiMomentum = 1.52*hbarc/fermi;
>> 76 theTemp = aMaterial->GetTemperature();
>> 77 }
59 78
60 ~G4Nucleus(); << 79 ~G4Nucleus() {}
61 80
62 inline G4Nucleus( const G4Nucleus &right ) 81 inline G4Nucleus( const G4Nucleus &right )
63 { *this = right; } 82 { *this = right; }
64 83
65 inline G4Nucleus& operator = (const G4Nucl << 84 inline G4Nucleus & operator=( const G4Nucleus &right )
66 { << 85 {
67 if (this != &right) { << 86 if( this != &right )
68 theA=right.theA; << 87 {
69 theZ=right.theZ; << 88 aEff=right.aEff;
70 theL=right.theL; << 89 zEff=right.zEff;
71 aEff=right.aEff; << 90 pnBlackTrackEnergy=right.pnBlackTrackEnergy;
72 zEff=right.zEff; << 91 dtaBlackTrackEnergy=right.dtaBlackTrackEnergy;
73 fIsotope = right.fIsotope; << 92 theTemp = right.theTemp;
74 pnBlackTrackEnergy=right.pnBlackTrackE << 93 excitationEnergy = right.excitationEnergy;
75 dtaBlackTrackEnergy=right.dtaBlackTrac << 94 momentum = right.momentum;
76 pnBlackTrackEnergyfromAnnihilation = << 95 fermiMomentum = right.fermiMomentum;
77 right.pnBlackTrackEnergyf << 96 }
78 dtaBlackTrackEnergyfromAnnihilation = << 97 return *this;
79 right.dtaBlackTrackEnergy << 98 }
80 theTemp = right.theTemp; <<
81 excitationEnergy = right.excitationEne <<
82 momentum = right.momentum; <<
83 fermiMomentum = right.fermiMomentum; <<
84 } <<
85 return *this; <<
86 } <<
87 99
88 inline G4bool operator==( const G4Nucleus 100 inline G4bool operator==( const G4Nucleus &right ) const
89 { return ( this == (G4Nucleus *) &right ); 101 { return ( this == (G4Nucleus *) &right ); }
90 102
91 inline G4bool operator!=( const G4Nucleus 103 inline G4bool operator!=( const G4Nucleus &right ) const
92 { return ( this != (G4Nucleus *) &right ); 104 { return ( this != (G4Nucleus *) &right ); }
93 105
94 void ChooseParameters( const G4Material *a 106 void ChooseParameters( const G4Material *aMaterial );
95 107
96 void SetParameters( const G4double A, cons << 108 void SetParameters( const G4double A, const G4double Z );
97 void SetParameters( const G4int A, const G <<
98 <<
99 inline G4int GetA_asInt() const <<
100 { return theA; } <<
101 109
102 inline G4int GetN_asInt() const << 110 inline G4double GetN() const
103 { return theA-theZ-theL; } << 111 { return aEff; }
>> 112
>> 113 inline G4double GetZ() const
>> 114 { return zEff; }
104 115
105 inline G4int GetZ_asInt() const <<
106 { return theZ; } <<
107 <<
108 inline G4int GetL() const // Number of La <<
109 { return theL; } <<
110 <<
111 inline const G4Isotope* GetIsotope() <<
112 { return fIsotope; } <<
113 <<
114 inline void SetIsotope(const G4Isotope* is <<
115 { <<
116 fIsotope = iso; <<
117 if(iso) { <<
118 theZ = iso->GetZ(); <<
119 theA = iso->GetN(); <<
120 theL = 0; <<
121 aEff = theA; <<
122 zEff = theZ; <<
123 } <<
124 } <<
125 <<
126 G4DynamicParticle *ReturnTargetParticle() 116 G4DynamicParticle *ReturnTargetParticle() const;
127 117
128 G4double AtomicMass( const G4double A, con << 118 G4double AtomicMass( const G4double A, const G4double Z ) const;
129 G4double AtomicMass( const G4int A, const << 119
130 <<
131 G4double GetThermalPz( const G4double mass 120 G4double GetThermalPz( const G4double mass, const G4double temp ) const;
132 121
133 G4ReactionProduct GetThermalNucleus(G4doub 122 G4ReactionProduct GetThermalNucleus(G4double aMass, G4double temp=-1) const;
134 123
135 G4ReactionProduct GetBiasedThermalNucleus( 124 G4ReactionProduct GetBiasedThermalNucleus(G4double aMass, G4ThreeVector aVelocity, G4double temp=-1) const;
136 125
137 void DoKinematicsOfThermalNucleus(const G4 <<
138 G4Reacti <<
139 <<
140 G4double Cinema( G4double kineticEnergy ); 126 G4double Cinema( G4double kineticEnergy );
141 127
142 G4double EvaporationEffects( G4double kine 128 G4double EvaporationEffects( G4double kineticEnergy );
143 <<
144 G4double AnnihilationEvaporationEffects(G4 <<
145 129
146 inline G4double GetPNBlackTrackEnergy() co 130 inline G4double GetPNBlackTrackEnergy() const
147 { return pnBlackTrackEnergy; } 131 { return pnBlackTrackEnergy; }
148 132
149 inline G4double GetDTABlackTrackEnergy() c 133 inline G4double GetDTABlackTrackEnergy() const
150 { return dtaBlackTrackEnergy; } 134 { return dtaBlackTrackEnergy; }
151 135
152 inline G4double GetAnnihilationPNBlackTrac <<
153 { return pnBlackTrackEnergyfromAnnihilatio <<
154 <<
155 inline G4double GetAnnihilationDTABlackTra <<
156 { return dtaBlackTrackEnergyfromAnnihilati <<
157 <<
158 // ****************** methods introduced by C 136 // ****************** methods introduced by ChV ***********************
159 // return fermi momentum 137 // return fermi momentum
160 G4ThreeVector GetFermiMomentum(); 138 G4ThreeVector GetFermiMomentum();
161 139
162 /* 140 /*
163 // return particle to be absorbed. 141 // return particle to be absorbed.
164 G4DynamicParticle* ReturnAbsorbingParticl 142 G4DynamicParticle* ReturnAbsorbingParticle(G4double weight);
165 */ 143 */
166 144
167 // final nucleus fragmentation. Return List 145 // final nucleus fragmentation. Return List of particles
168 // which should be used for further tracking 146 // which should be used for further tracking.
169 G4ReactionProductVector* Fragmentate(); 147 G4ReactionProductVector* Fragmentate();
170 148
171 149
172 // excitation Energy... 150 // excitation Energy...
173 void AddExcitationEnergy(G4double anEnerg 151 void AddExcitationEnergy(G4double anEnergy);
174 152
175 153
176 // momentum of absorbed Particles .. 154 // momentum of absorbed Particles ..
177 void AddMomentum(const G4ThreeVector aMom 155 void AddMomentum(const G4ThreeVector aMomentum);
178 156
179 // return excitation Energy 157 // return excitation Energy
180 G4double GetEnergyDeposit() {return excit 158 G4double GetEnergyDeposit() {return excitationEnergy; }
181 159
182 160
183 161
184 // ****************************** end ChV **** 162 // ****************************** end ChV ******************************
185 163
186 164
187 private: 165 private:
188 166
189 G4int theA; <<
190 G4int theZ; <<
191 G4int theL; // Number of Lambdas (in t <<
192 G4double aEff; // effective atomic weight 167 G4double aEff; // effective atomic weight
193 G4double zEff; // effective atomic number 168 G4double zEff; // effective atomic number
194 <<
195 const G4Isotope* fIsotope; <<
196 169
197 G4double pnBlackTrackEnergy; // the kinet 170 G4double pnBlackTrackEnergy; // the kinetic energy available for
198 // proton/ne << 171 // proton/neutron black track particles
199 G4double dtaBlackTrackEnergy; // the kinet 172 G4double dtaBlackTrackEnergy; // the kinetic energy available for
200 // deuteron/ << 173 // deuteron/triton/alpha particles
201 G4double pnBlackTrackEnergyfromAnnihilatio <<
202 // kinetic energy availab <<
203 // track particles based <<
204 G4double dtaBlackTrackEnergyfromAnnihilati <<
205 // kinetic energy availab <<
206 // black track particles <<
207 174
208 175
209 // ************************** member variables 176 // ************************** member variables by ChV *******************
210 // Excitation Energy leading to evaporation 177 // Excitation Energy leading to evaporation or deexcitation.
211 G4double excitationEnergy; 178 G4double excitationEnergy;
212 179
213 // Momentum, accumulated by absorbing Partic 180 // Momentum, accumulated by absorbing Particles
214 G4ThreeVector momentum; 181 G4ThreeVector momentum;
215 182
216 // Fermi Gas model: at present, we assume co 183 // Fermi Gas model: at present, we assume constant nucleon density for all
217 // nuclei. The radius of a nucleon is taken 184 // nuclei. The radius of a nucleon is taken to be 1 fm.
218 // see for example S.Fl"ugge, Encyclopedia o 185 // see for example S.Fl"ugge, Encyclopedia of Physics, Vol XXXIX,
219 // Structure of Atomic Nuclei (Berlin-Gottin 186 // Structure of Atomic Nuclei (Berlin-Gottingen-Heidelberg, 1957) page 426.
220 187
221 // maximum momentum possible from fermi gas 188 // maximum momentum possible from fermi gas model:
222 G4double fermiMomentum; 189 G4double fermiMomentum;
223 G4double theTemp; // temperature 190 G4double theTemp; // temperature
224 // ****************************** end ChV **** 191 // ****************************** end ChV ******************************
225 192
226 }; 193 };
227 194
228 #endif 195 #endif
229 196
230 197