| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // 26 //
27 // Geant4 Header : G4HadronElastic 27 // Geant4 Header : G4HadronElastic
28 // 28 //
29 // Author : V.Ivanchenko 29 June 2009 (redesig 29 // Author : V.Ivanchenko 29 June 2009 (redesign old elastic model)
30 // 30 //
31 31
32 #include "G4HadronElastic.hh" 32 #include "G4HadronElastic.hh"
33 #include "G4SystemOfUnits.hh" 33 #include "G4SystemOfUnits.hh"
34 #include "G4ParticleTable.hh" 34 #include "G4ParticleTable.hh"
35 #include "G4ParticleDefinition.hh" 35 #include "G4ParticleDefinition.hh"
36 #include "G4IonTable.hh" 36 #include "G4IonTable.hh"
37 #include "Randomize.hh" 37 #include "Randomize.hh"
38 #include "G4Proton.hh" 38 #include "G4Proton.hh"
39 #include "G4Neutron.hh" 39 #include "G4Neutron.hh"
40 #include "G4Deuteron.hh" 40 #include "G4Deuteron.hh"
41 #include "G4Alpha.hh" 41 #include "G4Alpha.hh"
42 #include "G4Pow.hh" 42 #include "G4Pow.hh"
43 #include "G4Exp.hh" 43 #include "G4Exp.hh"
44 #include "G4Log.hh" 44 #include "G4Log.hh"
45 #include "G4HadronicParameters.hh" 45 #include "G4HadronicParameters.hh"
46 #include "G4PhysicsModelCatalog.hh" 46 #include "G4PhysicsModelCatalog.hh"
47 47
48 48
49 G4HadronElastic::G4HadronElastic(const G4Strin 49 G4HadronElastic::G4HadronElastic(const G4String& name)
50 : G4HadronicInteraction(name), secID(-1) 50 : G4HadronicInteraction(name), secID(-1)
51 { 51 {
52 SetMinEnergy( 0.0*GeV ); 52 SetMinEnergy( 0.0*GeV );
53 SetMaxEnergy( G4HadronicParameters::Instance 53 SetMaxEnergy( G4HadronicParameters::Instance()->GetMaxEnergy() );
54 lowestEnergyLimit= 1.e-6*eV; 54 lowestEnergyLimit= 1.e-6*eV;
55 pLocalTmax = 0.0; 55 pLocalTmax = 0.0;
56 nwarn = 0; 56 nwarn = 0;
57 57
58 theProton = G4Proton::Proton(); 58 theProton = G4Proton::Proton();
59 theNeutron = G4Neutron::Neutron(); 59 theNeutron = G4Neutron::Neutron();
60 theDeuteron = G4Deuteron::Deuteron(); 60 theDeuteron = G4Deuteron::Deuteron();
61 theAlpha = G4Alpha::Alpha(); 61 theAlpha = G4Alpha::Alpha();
62 62
63 secID = G4PhysicsModelCatalog::GetModelID( " 63 secID = G4PhysicsModelCatalog::GetModelID( "model_" + name );
64 } 64 }
65 65
66 G4HadronElastic::~G4HadronElastic() 66 G4HadronElastic::~G4HadronElastic()
67 {} 67 {}
68 68
69 69
70 void G4HadronElastic::ModelDescription(std::os 70 void G4HadronElastic::ModelDescription(std::ostream& outFile) const
71 { 71 {
72 outFile << "G4HadronElastic is the base clas 72 outFile << "G4HadronElastic is the base class for all hadron-nucleus\n"
73 << "elastic scattering models except 73 << "elastic scattering models except HP.\n"
74 << "By default it uses the Gheisha t 74 << "By default it uses the Gheisha two-exponential momentum\n"
75 << "transfer parameterization. The model 75 << "transfer parameterization. The model is fully relativistic\n"
76 << "as opposed to the original Gheisha mod 76 << "as opposed to the original Gheisha model which was not.\n"
77 << "This model may be used for all long-li 77 << "This model may be used for all long-lived hadrons at all\n"
78 << "incident energies but fit the data onl 78 << "incident energies but fit the data only for relativistic scattering.\n";
79 } 79 }
80 80
81 G4HadFinalState* G4HadronElastic::ApplyYoursel 81 G4HadFinalState* G4HadronElastic::ApplyYourself(
82 const G4HadProjectile& aTrack, G4Nucleus& 82 const G4HadProjectile& aTrack, G4Nucleus& targetNucleus)
83 { 83 {
84 theParticleChange.Clear(); 84 theParticleChange.Clear();
85 85
86 const G4HadProjectile* aParticle = &aTrack; 86 const G4HadProjectile* aParticle = &aTrack;
87 G4double ekin = aParticle->GetKineticEnergy( 87 G4double ekin = aParticle->GetKineticEnergy();
88 88
89 // no scattering below the limit 89 // no scattering below the limit
90 if(ekin <= lowestEnergyLimit) { 90 if(ekin <= lowestEnergyLimit) {
91 theParticleChange.SetEnergyChange(ekin); 91 theParticleChange.SetEnergyChange(ekin);
92 theParticleChange.SetMomentumChange(0.,0., 92 theParticleChange.SetMomentumChange(0.,0.,1.);
93 return &theParticleChange; 93 return &theParticleChange;
94 } 94 }
95 95
96 G4int A = targetNucleus.GetA_asInt(); 96 G4int A = targetNucleus.GetA_asInt();
97 G4int Z = targetNucleus.GetZ_asInt(); 97 G4int Z = targetNucleus.GetZ_asInt();
98 98
99 // Scattered particle referred to axis of in 99 // Scattered particle referred to axis of incident particle
100 const G4ParticleDefinition* theParticle = aP 100 const G4ParticleDefinition* theParticle = aParticle->GetDefinition();
101 G4double m1 = theParticle->GetPDGMass(); 101 G4double m1 = theParticle->GetPDGMass();
102 G4double plab = std::sqrt(ekin*(ekin + 2.0*m 102 G4double plab = std::sqrt(ekin*(ekin + 2.0*m1));
103 103
104 if (verboseLevel>1) { 104 if (verboseLevel>1) {
105 G4cout << "G4HadronElastic: " 105 G4cout << "G4HadronElastic: "
106 << aParticle->GetDefinition()->GetParticl 106 << aParticle->GetDefinition()->GetParticleName()
107 << " Plab(GeV/c)= " << plab/GeV 107 << " Plab(GeV/c)= " << plab/GeV
108 << " Ekin(MeV) = " << ekin/MeV 108 << " Ekin(MeV) = " << ekin/MeV
109 << " scattered off Z= " << Z 109 << " scattered off Z= " << Z
110 << " A= " << A 110 << " A= " << A
111 << G4endl; 111 << G4endl;
112 } 112 }
113 113
114 G4double mass2 = G4NucleiProperties::GetNucl 114 G4double mass2 = G4NucleiProperties::GetNuclearMass(A, Z);
115 G4double e1 = m1 + ekin; 115 G4double e1 = m1 + ekin;
116 G4LorentzVector lv(0.0,0.0,plab,e1+mass2); 116 G4LorentzVector lv(0.0,0.0,plab,e1+mass2);
117 G4ThreeVector bst = lv.boostVector(); 117 G4ThreeVector bst = lv.boostVector();
118 G4double momentumCMS = plab*mass2/std::sqrt( 118 G4double momentumCMS = plab*mass2/std::sqrt(m1*m1 + mass2*mass2 + 2.*mass2*e1);
119 119
120 pLocalTmax = 4.0*momentumCMS*momentumCMS; 120 pLocalTmax = 4.0*momentumCMS*momentumCMS;
121 121
122 // Sampling in CM system 122 // Sampling in CM system
123 G4double t = SampleInvariantT(theParticle, p 123 G4double t = SampleInvariantT(theParticle, plab, Z, A);
124 124
125 if(t < 0.0 || t > pLocalTmax) { 125 if(t < 0.0 || t > pLocalTmax) {
126 // For the very rare cases where cos(theta 126 // For the very rare cases where cos(theta) is greater than 1 or smaller than -1,
127 // print some debugging information via a 127 // print some debugging information via a "JustWarning" exception, and resample
128 // using the default algorithm 128 // using the default algorithm
129 #ifdef G4VERBOSE 129 #ifdef G4VERBOSE
130 if(nwarn < 2) { 130 if(nwarn < 2) {
131 G4ExceptionDescription ed; 131 G4ExceptionDescription ed;
132 ed << GetModelName() << " wrong sampling 132 ed << GetModelName() << " wrong sampling t= " << t << " tmax= " << pLocalTmax
133 << " for " << aParticle->GetDefinition()->G 133 << " for " << aParticle->GetDefinition()->GetParticleName()
134 << " ekin=" << ekin << " MeV" 134 << " ekin=" << ekin << " MeV"
135 << " off (Z,A)=(" << Z << "," << A << ") - 135 << " off (Z,A)=(" << Z << "," << A << ") - will be resampled" << G4endl;
136 G4Exception( "G4HadronElastic::ApplyYour 136 G4Exception( "G4HadronElastic::ApplyYourself", "hadEla001", JustWarning, ed);
137 ++nwarn; 137 ++nwarn;
138 } 138 }
139 #endif 139 #endif
140 t = G4HadronElastic::SampleInvariantT(theP 140 t = G4HadronElastic::SampleInvariantT(theParticle, plab, Z, A);
141 } 141 }
142 142
143 G4double phi = G4UniformRand()*CLHEP::twopi 143 G4double phi = G4UniformRand()*CLHEP::twopi;
144 G4double cost = 1. - 2.0*t/pLocalTmax; 144 G4double cost = 1. - 2.0*t/pLocalTmax;
145 145
146 if (cost > 1.0) { cost = 1.0; } 146 if (cost > 1.0) { cost = 1.0; }
147 else if(cost < -1.0) { cost = -1.0; } 147 else if(cost < -1.0) { cost = -1.0; }
148 148
149 G4double sint = std::sqrt((1.0-cost)*(1.0+co 149 G4double sint = std::sqrt((1.0-cost)*(1.0+cost));
150 150
151 if (verboseLevel>1) { 151 if (verboseLevel>1) {
152 G4cout << " t= " << t << " tmax(GeV^2)= " 152 G4cout << " t= " << t << " tmax(GeV^2)= " << pLocalTmax/(GeV*GeV)
153 << " Pcms(GeV)= " << momentumCMS/GeV << " 153 << " Pcms(GeV)= " << momentumCMS/GeV << " cos(t)=" << cost
154 << " sin(t)=" << sint << G4endl; 154 << " sin(t)=" << sint << G4endl;
155 } 155 }
156 G4LorentzVector nlv1(momentumCMS*sint*std::c 156 G4LorentzVector nlv1(momentumCMS*sint*std::cos(phi),
157 momentumCMS*sint*std::sin(phi), 157 momentumCMS*sint*std::sin(phi),
158 momentumCMS*cost, 158 momentumCMS*cost,
159 std::sqrt(momentumCMS*momentumCMS + 159 std::sqrt(momentumCMS*momentumCMS + m1*m1));
160 160
161 nlv1.boost(bst); 161 nlv1.boost(bst);
162 162
163 G4double eFinal = nlv1.e() - m1; 163 G4double eFinal = nlv1.e() - m1;
164 if (verboseLevel > 1) { 164 if (verboseLevel > 1) {
165 G4cout <<"G4HadronElastic: m= " << m1 << " 165 G4cout <<"G4HadronElastic: m= " << m1 << " Efin(MeV)= " << eFinal
166 << " 4-M Final: " << nlv1 166 << " 4-M Final: " << nlv1
167 << G4endl; 167 << G4endl;
168 } 168 }
169 169
170 if(eFinal <= 0.0) { 170 if(eFinal <= 0.0) {
171 theParticleChange.SetMomentumChange(0.0,0. 171 theParticleChange.SetMomentumChange(0.0,0.0,1.0);
172 theParticleChange.SetEnergyChange(0.0); 172 theParticleChange.SetEnergyChange(0.0);
173 } else { 173 } else {
174 theParticleChange.SetMomentumChange(nlv1.v 174 theParticleChange.SetMomentumChange(nlv1.vect().unit());
175 theParticleChange.SetEnergyChange(eFinal); 175 theParticleChange.SetEnergyChange(eFinal);
176 } 176 }
177 lv -= nlv1; 177 lv -= nlv1;
178 G4double erec = std::max(lv.e() - mass2, 0. 178 G4double erec = std::max(lv.e() - mass2, 0.0);
179 if (verboseLevel > 1) { 179 if (verboseLevel > 1) {
180 G4cout << "Recoil: " <<" m= " << mass2 << 180 G4cout << "Recoil: " <<" m= " << mass2 << " Erec(MeV)= " << erec
181 << " 4-mom: " << lv 181 << " 4-mom: " << lv
182 << G4endl; 182 << G4endl;
183 } 183 }
184 184
185 // the recoil is created if kinetic energy a 185 // the recoil is created if kinetic energy above the threshold
186 if(erec > GetRecoilEnergyThreshold()) { 186 if(erec > GetRecoilEnergyThreshold()) {
187 G4ParticleDefinition * theDef = nullptr; 187 G4ParticleDefinition * theDef = nullptr;
188 if(Z == 1 && A == 1) { theDef = theP 188 if(Z == 1 && A == 1) { theDef = theProton; }
189 else if (Z == 1 && A == 2) { theDef = theD 189 else if (Z == 1 && A == 2) { theDef = theDeuteron; }
190 else if (Z == 1 && A == 3) { theDef = G4Tr 190 else if (Z == 1 && A == 3) { theDef = G4Triton::Triton(); }
191 else if (Z == 2 && A == 3) { theDef = G4He 191 else if (Z == 2 && A == 3) { theDef = G4He3::He3(); }
192 else if (Z == 2 && A == 4) { theDef = theA 192 else if (Z == 2 && A == 4) { theDef = theAlpha; }
193 else { 193 else {
194 theDef = 194 theDef =
195 G4ParticleTable::GetParticleTable()->GetIonT 195 G4ParticleTable::GetParticleTable()->GetIonTable()->GetIon(Z,A,0.0);
196 } 196 }
197 G4DynamicParticle * aSec = new G4DynamicPa 197 G4DynamicParticle * aSec = new G4DynamicParticle(theDef, lv.vect().unit(), erec);
198 theParticleChange.AddSecondary(aSec, secID 198 theParticleChange.AddSecondary(aSec, secID);
199 } else { 199 } else {
200 theParticleChange.SetLocalEnergyDeposit(er 200 theParticleChange.SetLocalEnergyDeposit(erec);
201 } 201 }
202 202
203 return &theParticleChange; 203 return &theParticleChange;
204 } 204 }
205 205
206 // sample momentum transfer in the CMS system 206 // sample momentum transfer in the CMS system
207 G4double 207 G4double
208 G4HadronElastic::SampleInvariantT(const G4Part 208 G4HadronElastic::SampleInvariantT(const G4ParticleDefinition* part,
209 G4double mom, G4int, G4int A) 209 G4double mom, G4int, G4int A)
210 { 210 {
211 const G4double plabLowLimit = 400.0*CLHEP::M 211 const G4double plabLowLimit = 400.0*CLHEP::MeV;
212 const G4double GeV2 = GeV*GeV; 212 const G4double GeV2 = GeV*GeV;
213 const G4double z07in13 = std::pow(0.7, 0.333 213 const G4double z07in13 = std::pow(0.7, 0.3333333333);
214 const G4double numLimit = 18.; 214 const G4double numLimit = 18.;
215 215
216 G4int pdg = std::abs(part->GetPDGEncoding()) 216 G4int pdg = std::abs(part->GetPDGEncoding());
217 G4double tmax = pLocalTmax/GeV2; 217 G4double tmax = pLocalTmax/GeV2;
218 218
219 G4double aa, bb, cc, dd; 219 G4double aa, bb, cc, dd;
220 G4Pow* g4pow = G4Pow::GetInstance(); 220 G4Pow* g4pow = G4Pow::GetInstance();
221 if (A <= 62) { 221 if (A <= 62) {
222 if (pdg == 211){ //Pions 222 if (pdg == 211){ //Pions
223 if(mom >= plabLowLimit){ //High ener 223 if(mom >= plabLowLimit){ //High energy
224 bb = 14.5*g4pow->Z23(A);/*14.5*/ 224 bb = 14.5*g4pow->Z23(A);/*14.5*/
225 dd = 10.; 225 dd = 10.;
226 cc = 0.075*g4pow->Z13(A)/dd;//1.4 226 cc = 0.075*g4pow->Z13(A)/dd;//1.4
227 //aa = g4pow->powZ(A, 1.93)/bb;//1.63 227 //aa = g4pow->powZ(A, 1.93)/bb;//1.63
228 aa = (A*A)/bb;//1.63 228 aa = (A*A)/bb;//1.63
229 } else { //Low ene 229 } else { //Low energy
230 bb = 29.*z07in13*z07in13*g4pow->Z23(A); 230 bb = 29.*z07in13*z07in13*g4pow->Z23(A);
231 dd = 15.; 231 dd = 15.;
232 cc = 0.04*g4pow->Z13(A)/dd;//1.4 232 cc = 0.04*g4pow->Z13(A)/dd;//1.4
233 aa = g4pow->powZ(A, 1.63)/bb;//1.63 233 aa = g4pow->powZ(A, 1.63)/bb;//1.63
234 } 234 }
235 } else { //Other particles 235 } else { //Other particles
236 bb = 14.5*g4pow->Z23(A); 236 bb = 14.5*g4pow->Z23(A);
237 dd = 20.; 237 dd = 20.;
238 aa = (A*A)/bb;//1.63 238 aa = (A*A)/bb;//1.63
239 cc = 1.4*g4pow->Z13(A)/dd; 239 cc = 1.4*g4pow->Z13(A)/dd;
240 } 240 }
241 //=========================== 241 //===========================
242 } else { //(A>62) 242 } else { //(A>62)
243 if (pdg == 211) { 243 if (pdg == 211) {
244 if(mom >= plabLowLimit){ //high 244 if(mom >= plabLowLimit){ //high
245 bb = 60.*z07in13*g4pow->Z13(A);//60 245 bb = 60.*z07in13*g4pow->Z13(A);//60
246 dd = 30.; 246 dd = 30.;
247 aa = 0.5*(A*A)/bb;//1.33 247 aa = 0.5*(A*A)/bb;//1.33
248 cc = 4.*g4pow->powZ(A,0.4)/dd;//1:0.4 -- 248 cc = 4.*g4pow->powZ(A,0.4)/dd;//1:0.4 --- 2: 0.4
249 } else { //low 249 } else { //low
250 bb = 120.*z07in13*g4pow->Z13(A);//60 250 bb = 120.*z07in13*g4pow->Z13(A);//60
251 dd = 30.; 251 dd = 30.;
252 aa = 2.*g4pow->powZ(A,1.33)/bb; 252 aa = 2.*g4pow->powZ(A,1.33)/bb;
253 cc = 4.*g4pow->powZ(A,0.4)/dd;//1:0.4 -- 253 cc = 4.*g4pow->powZ(A,0.4)/dd;//1:0.4 --- 2: 0.4
254 } 254 }
255 } else { 255 } else {
256 bb = 60.*g4pow->Z13(A); 256 bb = 60.*g4pow->Z13(A);
257 dd = 25.; 257 dd = 25.;
258 aa = g4pow->powZ(A,1.33)/bb;//1.33 258 aa = g4pow->powZ(A,1.33)/bb;//1.33
259 cc = 0.2*g4pow->powZ(A,0.4)/dd;//1:0.4 259 cc = 0.2*g4pow->powZ(A,0.4)/dd;//1:0.4 --- 2: 0.4
260 } 260 }
261 } 261 }
262 G4double q1 = 1.0 - G4Exp(-std::min(bb*tmax, 262 G4double q1 = 1.0 - G4Exp(-std::min(bb*tmax, numLimit));
263 G4double q2 = 1.0 - G4Exp(-std::min(dd*tmax, 263 G4double q2 = 1.0 - G4Exp(-std::min(dd*tmax, numLimit));
264 G4double s1 = q1*aa; 264 G4double s1 = q1*aa;
265 G4double s2 = q2*cc; 265 G4double s2 = q2*cc;
266 if((s1 + s2)*G4UniformRand() < s2) { 266 if((s1 + s2)*G4UniformRand() < s2) {
267 q1 = q2; 267 q1 = q2;
268 bb = dd; 268 bb = dd;
269 } 269 }
270 return -GeV2*G4Log(1.0 - G4UniformRand()*q1) 270 return -GeV2*G4Log(1.0 - G4UniformRand()*q1)/bb;
271 } 271 }
272 272
273 ////////////////////////////////////////////// 273 //////////////////////////////////////////////
274 // 274 //
275 // Cofs for s-,c-,b-particles ds/dt slopes 275 // Cofs for s-,c-,b-particles ds/dt slopes
276 276
277 G4double G4HadronElastic::GetSlopeCof(const G4 277 G4double G4HadronElastic::GetSlopeCof(const G4int pdg )
278 { 278 {
279 // The input parameter "pdg" should be the a 279 // The input parameter "pdg" should be the absolute value of the PDG code
280 // (i.e. the same value for a particle and i 280 // (i.e. the same value for a particle and its antiparticle).
281 281
282 G4double coeff = 1.0; 282 G4double coeff = 1.0;
283 283
284 // heavy barions 284 // heavy barions
285 285
286 static const G4double lBarCof1S = 0.88; 286 static const G4double lBarCof1S = 0.88;
287 static const G4double lBarCof2S = 0.76; 287 static const G4double lBarCof2S = 0.76;
288 static const G4double lBarCof3S = 0.64; 288 static const G4double lBarCof3S = 0.64;
289 static const G4double lBarCof1C = 0.784378 289 static const G4double lBarCof1C = 0.784378;
290 static const G4double lBarCofSC = 0.664378 290 static const G4double lBarCofSC = 0.664378;
291 static const G4double lBarCof2SC = 0.544378 291 static const G4double lBarCof2SC = 0.544378;
292 static const G4double lBarCof1B = 0.740659 292 static const G4double lBarCof1B = 0.740659;
293 static const G4double lBarCofSB = 0.620659 293 static const G4double lBarCofSB = 0.620659;
294 static const G4double lBarCof2SB = 0.500659 294 static const G4double lBarCof2SB = 0.500659;
295 295
296 if( pdg == 3122 || pdg == 3222 || pdg == 31 296 if( pdg == 3122 || pdg == 3222 || pdg == 3112 || pdg == 3212 )
297 { 297 {
298 coeff = lBarCof1S; // Lambda, Sigma+, Sigm 298 coeff = lBarCof1S; // Lambda, Sigma+, Sigma-, Sigma0
299 299
300 } else if( pdg == 3322 || pdg == 3312 ) 300 } else if( pdg == 3322 || pdg == 3312 )
301 { 301 {
302 coeff = lBarCof2S; // Xi-, Xi0 302 coeff = lBarCof2S; // Xi-, Xi0
303 } 303 }
304 else if( pdg == 3324) 304 else if( pdg == 3324)
305 { 305 {
306 coeff = lBarCof3S; // Omega 306 coeff = lBarCof3S; // Omega
307 } 307 }
308 else if( pdg == 4122 || pdg == 4212 || pd 308 else if( pdg == 4122 || pdg == 4212 || pdg == 4222 || pdg == 4112 )
309 { 309 {
310 coeff = lBarCof1C; // LambdaC+, SigmaC+, S 310 coeff = lBarCof1C; // LambdaC+, SigmaC+, SigmaC++, SigmaC0
311 } 311 }
312 else if( pdg == 4332 ) 312 else if( pdg == 4332 )
313 { 313 {
314 coeff = lBarCof2SC; // OmegaC 314 coeff = lBarCof2SC; // OmegaC
315 } 315 }
316 else if( pdg == 4232 || pdg == 4132 ) 316 else if( pdg == 4232 || pdg == 4132 )
317 { 317 {
318 coeff = lBarCofSC; // XiC+, XiC0 318 coeff = lBarCofSC; // XiC+, XiC0
319 } 319 }
320 else if( pdg == 5122 || pdg == 5222 || pdg = 320 else if( pdg == 5122 || pdg == 5222 || pdg == 5112 || pdg == 5212 )
321 { 321 {
322 coeff = lBarCof1B; // LambdaB, SigmaB+, Si 322 coeff = lBarCof1B; // LambdaB, SigmaB+, SigmaB-, SigmaB0
323 } 323 }
324 else if( pdg == 5332 ) 324 else if( pdg == 5332 )
325 { 325 {
326 coeff = lBarCof2SB; // OmegaB- 326 coeff = lBarCof2SB; // OmegaB-
327 } 327 }
328 else if( pdg == 5132 || pdg == 5232 ) // XiB 328 else if( pdg == 5132 || pdg == 5232 ) // XiB-, XiB0
329 { 329 {
330 coeff = lBarCofSB; 330 coeff = lBarCofSB;
331 } 331 }
332 // heavy mesons Kaons? 332 // heavy mesons Kaons?
333 static const G4double lMesCof1S = 0.82; // K 333 static const G4double lMesCof1S = 0.82; // Kp/piP kaons?
334 static const G4double llMesCof1C = 0.676568; 334 static const G4double llMesCof1C = 0.676568;
335 static const G4double llMesCof1B = 0.610989; 335 static const G4double llMesCof1B = 0.610989;
336 static const G4double llMesCof2C = 0.353135; 336 static const G4double llMesCof2C = 0.353135;
337 static const G4double llMesCof2B = 0.221978; 337 static const G4double llMesCof2B = 0.221978;
338 static const G4double llMesCofSC = 0.496568; 338 static const G4double llMesCofSC = 0.496568;
339 static const G4double llMesCofSB = 0.430989; 339 static const G4double llMesCofSB = 0.430989;
340 static const G4double llMesCofCB = 0.287557; 340 static const G4double llMesCofCB = 0.287557;
341 static const G4double llMesCofEtaP = 0.88; 341 static const G4double llMesCofEtaP = 0.88;
342 static const G4double llMesCofEta = 0.76; 342 static const G4double llMesCofEta = 0.76;
343 343
344 if( pdg == 321 || pdg == 311 || pdg == 310 ) 344 if( pdg == 321 || pdg == 311 || pdg == 310 )
345 { 345 {
346 coeff = lMesCof1S; //K+-0 346 coeff = lMesCof1S; //K+-0
347 } 347 }
348 else if( pdg == 511 || pdg == 521 ) 348 else if( pdg == 511 || pdg == 521 )
349 { 349 {
350 coeff = llMesCof1B; // BMeson0, BMeson+ 350 coeff = llMesCof1B; // BMeson0, BMeson+
351 } 351 }
352 else if(pdg == 421 || pdg == 411 ) 352 else if(pdg == 421 || pdg == 411 )
353 { 353 {
354 coeff = llMesCof1C; // DMeson+, DMeson0 354 coeff = llMesCof1C; // DMeson+, DMeson0
355 } 355 }
356 else if( pdg == 531 ) 356 else if( pdg == 531 )
357 { 357 {
358 coeff = llMesCofSB; // BSMeson0 358 coeff = llMesCofSB; // BSMeson0
359 } 359 }
360 else if( pdg == 541 ) 360 else if( pdg == 541 )
361 { 361 {
362 coeff = llMesCofCB; // BCMeson+- 362 coeff = llMesCofCB; // BCMeson+-
363 } 363 }
364 else if(pdg == 431 ) 364 else if(pdg == 431 )
365 { 365 {
366 coeff = llMesCofSC; // DSMeson+- 366 coeff = llMesCofSC; // DSMeson+-
367 } 367 }
368 else if(pdg == 441 || pdg == 443 ) 368 else if(pdg == 441 || pdg == 443 )
369 { 369 {
370 coeff = llMesCof2C; // Etac, JPsi 370 coeff = llMesCof2C; // Etac, JPsi
371 } 371 }
372 else if(pdg == 553 ) 372 else if(pdg == 553 )
373 { 373 {
374 coeff = llMesCof2B; // Upsilon 374 coeff = llMesCof2B; // Upsilon
375 } 375 }
376 else if(pdg == 221 ) 376 else if(pdg == 221 )
377 { 377 {
378 coeff = llMesCofEta; // Eta 378 coeff = llMesCofEta; // Eta
379 } 379 }
380 else if(pdg == 331 ) 380 else if(pdg == 331 )
381 { 381 {
382 coeff = llMesCofEtaP; // Eta' 382 coeff = llMesCofEtaP; // Eta'
383 } 383 }
384 return coeff; 384 return coeff;
385 } 385 }
386 386
387 387
388 388