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25 // 25 //
26 #include <algorithm> <<
27 #include <vector> <<
28 #include <cmath> <<
29 #include <numeric> <<
30 <<
31 #include "G4BinaryLightIonReaction.hh" 26 #include "G4BinaryLightIonReaction.hh"
32 #include "G4PhysicalConstants.hh" <<
33 #include "G4SystemOfUnits.hh" <<
34 #include "G4LorentzVector.hh" 27 #include "G4LorentzVector.hh"
35 #include "G4LorentzRotation.hh" 28 #include "G4LorentzRotation.hh"
>> 29 #include <algorithm>
36 #include "G4ReactionProductVector.hh" 30 #include "G4ReactionProductVector.hh"
>> 31 #include <vector>
37 #include "G4ping.hh" 32 #include "G4ping.hh"
38 #include "G4Delete.hh" 33 #include "G4Delete.hh"
39 #include "G4Neutron.hh" 34 #include "G4Neutron.hh"
40 #include "G4VNuclearDensity.hh" 35 #include "G4VNuclearDensity.hh"
41 #include "G4FermiMomentum.hh" 36 #include "G4FermiMomentum.hh"
42 #include "G4HadTmpUtil.hh" 37 #include "G4HadTmpUtil.hh"
43 #include "G4PreCompoundModel.hh" << 38 #include <cmath>
44 #include "G4HadronicInteractionRegistry.hh" << 39
45 #include "G4Log.hh" << 40 G4BinaryLightIonReaction::G4BinaryLightIonReaction()
46 #include "G4PhysicsModelCatalog.hh" << 41 : theModel(), theHandler(), theProjectileFragmentation(&theHandler) {}
47 #include "G4HadronicParameters.hh" << 42
48 << 43 G4HadFinalState *G4BinaryLightIonReaction::
49 G4int G4BinaryLightIonReaction::theBLIR_ID = - << 44 ApplyYourself(const G4HadProjectile &aTrack, G4Nucleus & targetNucleus )
50 << 45 {
51 //#define debug_G4BinaryLightIonReaction << 46 static G4int eventcounter=0;
52 //#define debug_BLIR_finalstate << 47 eventcounter++;
53 //#define debug_BLIR_result << 48 if(getenv("BLICDEBUG") ) G4cerr << " ######### Binary Light Ion Reaction number starts ######### "<<eventcounter<<G4endl;
54 << 49 G4ping debug("debug_G4BinaryLightIonReaction");
55 G4BinaryLightIonReaction::G4BinaryLightIonReac << 50 G4double a1=aTrack.GetDefinition()->GetBaryonNumber();
56 : G4HadronicInteraction("Binary Light Ion Casc << 51 G4double z1=aTrack.GetDefinition()->GetPDGCharge();
57 theProjectileFragmentation(ptr), << 52 G4double a2=targetNucleus.GetN();
58 pA(0),pZ(0), tA(0),tZ(0),spectatorA(0),spect << 53 G4double z2=targetNucleus.GetZ();
59 projectile3dNucleus(0),target3dNucleus(0) << 54 debug.push_back(a1);
60 { << 55 debug.push_back(z1);
61 if(!ptr) { << 56 debug.push_back(a2);
62 G4HadronicInteraction* p = << 57 debug.push_back(z2);
63 G4HadronicInteractionRegistry::Instance( << 58 // debug.push_back(m2);
64 G4VPreCompoundModel* pre = static_cast<G4V << 59 G4LorentzVector mom(aTrack.Get4Momentum());
65 if(!pre) { pre = new G4PreCompoundModel(); << 60 debug.push_back(mom);
66 theProjectileFragmentation = pre; << 61 debug.dump();
67 } << 62 G4LorentzRotation toBreit(mom.boostVector());
68 theModel = new G4BinaryCascade(theProjectile << 63
69 theHandler = theProjectileFragmentation->Get << 64 G4bool swapped = false;
70 theBLIR_ID = G4PhysicsModelCatalog::GetM << 65 if(a2<a1)
71 debug_G4BinaryLightIonReactionResults = G4Ha << 66 {
72 } << 67 debug.push_back("swapping....");
73 << 68 swapped = true;
74 G4BinaryLightIonReaction::~G4BinaryLightIonRea << 69 G4double tmp(0);
75 {} << 70 tmp = a2; a2=a1; a1=tmp;
76 << 71 tmp = z2; z2=z1; z1=tmp;
77 void G4BinaryLightIonReaction::ModelDescriptio << 72 G4double m1=G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(G4lrint(z1),G4lrint(a1));
78 { << 73 G4LorentzVector it(m1, G4ThreeVector(0,0,0));
79 outFile << "G4Binary Light Ion Cascade is an << 74 mom = toBreit*it;
80 << "using G4BinaryCasacde to model the i << 75 }
81 << "nucleus with a nucleus.\n" << 76 debug.push_back("After swap");
82 << "The lighter of the two nuclei is tre << 77 debug.push_back(a1);
83 << "which are transported simultaneously << 78 debug.push_back(z1);
84 } << 79 debug.push_back(a2);
85 << 80 debug.push_back(z2);
86 //-------------------------------------------- << 81 debug.push_back(mom);
87 struct ReactionProduct4Mom << 82 debug.dump();
88 { << 83
89 G4LorentzVector operator()(G4LorentzVector << 84 G4ReactionProductVector * result = NULL;
90 }; << 85 G4ReactionProductVector * cascaders= new G4ReactionProductVector;
91 << 86 G4double m_nucl(0); // to check energy balance
92 G4HadFinalState *G4BinaryLightIonReaction:: << 87
93 ApplyYourself(const G4HadProjectile &aTrack, G << 88
94 { << 89 // G4double m1=G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(G4lrint(z1),G4lrint(a1));
95 if(debug_G4BinaryLightIonReactionResults) G4 << 90 // G4cout << "Entering the decision point "
96 G4ping debug("debug_G4BinaryLightIonReaction << 91 // << (mom.t()-mom.mag())/a1 << " "
97 pA=aTrack.GetDefinition()->GetBaryonNumber() << 92 // << a1<<" "<< z1<<" "
98 pZ=G4lrint(aTrack.GetDefinition()->GetPDGCha << 93 // << a2<<" "<< z2<<G4endl
99 tA=targetNucleus.GetA_asInt(); << 94 // << " "<<mom.t()-mom.mag()<<" "
100 tZ=targetNucleus.GetZ_asInt(); << 95 // << mom.t()- m1<<G4endl;
101 G4double timePrimary = aTrack.GetGlobalTime( << 96 if( (mom.t()-mom.mag())/a1 < 50*MeV )
102 G4LorentzVector mom(aTrack.Get4Momentum()); << 97 {
103 //G4cout << "proj mom : " << mom << G4endl; << 98 // G4cout << "Using pre-compound only, E= "<<mom.t()-mom.mag()<<G4endl;
104 G4LorentzRotation toBreit(mom.boostVector()) << 99 // m_nucl = mom.mag();
105 << 100 delete cascaders;
106 G4bool swapped=SetLighterAsProjectile(mom, t << 101 G4Fragment aPreFrag;
107 //G4cout << "after swap, swapped? / mom " < << 102 aPreFrag.SetA(a1+a2);
108 G4ReactionProductVector * result = 0; << 103 aPreFrag.SetZ(z1+z2);
109 G4ReactionProductVector * cascaders=0; //new << 104 aPreFrag.SetNumberOfParticles(G4lrint(a1));
110 // G4double m_nucl(0); // to check energ << 105 aPreFrag.SetNumberOfCharged(G4lrint(z1));
111 << 106 aPreFrag.SetNumberOfHoles(0);
112 << 107 G4ThreeVector plop(0.,0., mom.vect().mag());
113 // G4double m1=G4ParticleTable::GetPartic << 108 G4double m2=G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(G4lrint(z2),G4lrint(a2));
114 // G4cout << "Entering the decision point << 109 m_nucl=m2;
115 // << (mom.t()-mom.mag())/pA << " << 110 G4LorentzVector aL(mom.t()+m2, plop);
116 // << pA<<" "<< pZ<<" " << 111 aPreFrag.SetMomentum(aL);
117 // << tA<<" "<< tZ<<G4endl << 112 G4ParticleDefinition * preFragDef;
118 // << " "<<mom.t()-mom.mag()<<" " << 113 preFragDef = G4ParticleTable::GetParticleTable()
119 // << mom.t()- m1<<G4endl; << 114 ->FindIon(G4lrint(z1+z2),G4lrint(a1+a2),0,G4lrint(z1+z2));
120 if( (mom.t()-mom.mag())/pA < 50*MeV ) << 115 aPreFrag.SetParticleDefinition(preFragDef);
121 { << 116
122 // G4cout << "Using pre-compound only << 117 // G4cout << "Fragment INFO "<< a1+a2 <<" "<<z1+z2<<" "
123 // m_nucl = mom.mag(); << 118 // << aL <<" "<<preFragDef->GetParticleName()<<G4endl;
124 cascaders=FuseNucleiAndPrompound(mom); << 119 cascaders = theProjectileFragmentation.DeExcite(aPreFrag);
125 if( !cascaders ) << 120 G4double tSum = 0;
126 { << 121 for(size_t count = 0; count<cascaders->size(); count++)
127 << 122 {
128 // abort!! happens for too low e << 123 cascaders->operator[](count)->SetNewlyAdded(true);
>> 124 tSum += cascaders->operator[](count)->GetKineticEnergy();
>> 125 }
>> 126 // G4cout << "Exiting pre-compound only, E= "<<tSum<<G4endl;
>> 127 }
>> 128 else
>> 129 {
>> 130
>> 131
>> 132 G4V3DNucleus * fancyNucleus = NULL;
>> 133 G4Fancy3DNucleus * projectile = NULL;
>> 134 G4double m1(0) ,m2(0);
>> 135 G4LorentzVector it;
129 136
130 theResult.Clear(); << 137 G4FermiMomentum theFermi;
131 theResult.SetStatusChange(isAliv << 138 G4int tryCount(0);
132 theResult.SetEnergyChange(aTrack << 139 while(!result)
133 theResult.SetMomentumChange(aTra << 140 {
134 return &theResult; << 141 projectile = new G4Fancy3DNucleus;
135 } << 142 projectile->Init(a1, z1);
136 } << 143 projectile->CenterNucleons();
137 else << 144 m1=G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(
>> 145 projectile->GetCharge(),projectile->GetMassNumber());
>> 146 it=toBreit * G4LorentzVector(m1,G4ThreeVector(0,0,0));
>> 147 fancyNucleus = new G4Fancy3DNucleus;
>> 148 fancyNucleus->Init(a2, z2);
>> 149 m2=G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(
>> 150 fancyNucleus->GetCharge(),fancyNucleus->GetMassNumber());
>> 151 m_nucl = ( swapped ) ? m1 : m2;
>> 152 // G4cout << " mass table, nucleus, delta : " << m2 <<" "<< fancyNucleus->GetMass()
>> 153 // <<" "<<m2-fancyNucleus->GetMass() << G4endl;
>> 154 G4double impactMax = fancyNucleus->GetOuterRadius()+projectile->GetOuterRadius();
>> 155 // G4cout << "out radius - nucleus - projectile " << fancyNucleus->GetOuterRadius()/fermi << " - " << projectile->GetOuterRadius()/fermi << G4endl;
>> 156 G4double aX=(2.*G4UniformRand()-1.)*impactMax;
>> 157 G4double aY=(2.*G4UniformRand()-1.)*impactMax;
>> 158 G4ThreeVector pos(aX, aY, -2.*impactMax-5.*fermi);
>> 159 debug.push_back("Impact parameter");
>> 160 debug.push_back(aX);
>> 161 debug.push_back(aY);
>> 162 debug.push_back(-2.*impactMax);
>> 163 debug.dump();
>> 164
>> 165 G4KineticTrackVector * initalState = new G4KineticTrackVector;
>> 166 projectile->StartLoop();
>> 167 G4Nucleon * aNuc;
>> 168 G4LorentzVector tmpV(0,0,0,0);
>> 169 G4LorentzVector nucleonMom(1./a1*mom);
>> 170 nucleonMom.setZ(nucleonMom.vect().mag());
>> 171 nucleonMom.setX(0);
>> 172 nucleonMom.setY(0);
>> 173 debug.push_back(" projectile nucleon momentum");
>> 174 debug.push_back(nucleonMom);
>> 175 debug.dump();
>> 176 theFermi.Init(a1,z1);
>> 177 while( (aNuc=projectile->GetNextNucleon()) )
138 { 178 {
139 result=Interact(mom,toBreit); << 179 G4LorentzVector p4 = aNuc->GetMomentum();
140 << 180 tmpV+=p4;
141 if(! result ) << 181 G4ThreeVector nucleonPosition(aNuc->GetPosition());
142 { << 182 G4double density=(projectile->GetNuclearDensity())->GetDensity(nucleonPosition);
143 // abort!! << 183 nucleonPosition += pos;
144 << 184 G4KineticTrack * it = new G4KineticTrack(aNuc, nucleonPosition, nucleonMom );
145 G4cerr << "G4BinaryLightIonReaction << 185 it->SetState(G4KineticTrack::outside);
146 G4cerr << " Primary " << aTrack.Get << 186 G4double pfermi= theFermi.GetFermiMomentum(density);
147 << ", (A,Z)=(" << aTrack.GetDefi << 187 G4double mass = aNuc->GetDefinition()->GetPDGMass();
148 << "," << aTrack.GetDefinition() << 188 G4double Efermi= std::sqrt( sqr(mass) + sqr(pfermi)) - mass;
149 << ", kinetic energy " << aTrack << 189 it->SetProjectilePotential(-Efermi);
150 << G4endl; << 190 initalState->push_back(it);
151 G4cerr << " Target nucleus (A,Z)=(" <<
152 << (swapped?pA:tA) << "," <<
153 << (swapped?pZ:tZ) << ")" << <<
154 G4cerr << " if frequent, please sub <<
155 << G4endl << G4endl; <<
156 <<
157 theResult.Clear(); <<
158 theResult.SetStatusChange(isAlive); <<
159 theResult.SetEnergyChange(aTrack.Ge <<
160 theResult.SetMomentumChange(aTrack. <<
161 return &theResult; <<
162 } <<
163 <<
164 // Calculate excitation energy, <<
165 G4double theStatisticalExEnergy = GetProj <<
166 <<
167 <<
168 pInitialState = mom; <<
169 //G4cout << "BLIC: pInitialState from <<
170 pInitialState.setT(pInitialState.getT() + <<
171 G4ParticleTable::GetParticleTable()->GetIo <<
172 //G4cout << "BLIC: target nucleus added <<
173 <<
174 delete target3dNucleus;target3dNucleus=0; <<
175 delete projectile3dNucleus;projectile3dNu <<
176 <<
177 G4ReactionProductVector * spectators= new <<
178 <<
179 cascaders = new G4ReactionProductVector; <<
180 <<
181 G4LorentzVector pspectators=SortResult(re <<
182 // this also sets spectatorA and <<
183 <<
184 // pFinalState=std::accumulate(casca <<
185 <<
186 std::vector<G4ReactionProduct *>::iterato <<
187 <<
188 // G4cout << "pInitialState, pFin <<
189 // if ( spectA-spectatorA !=0 || spec <<
190 // { <<
191 // G4cout << "spect Nucl != spect <<
192 // spectatorA <<" "<< spectatorZ << <<
193 // } <<
194 delete result; <<
195 result=0; <<
196 G4LorentzVector momentum(pInitialState-pF <<
197 G4int loopcount(0); <<
198 //G4cout << "BLIC: momentum, pspectato <<
199 while (std::abs(momentum.e()-pspectators. <<
200 <<
201 { <<
202 G4LorentzVector pCorrect(pInitialState- <<
203 //G4cout << "BLIC:: BIC nonconservatio <<
204 // Correct outgoing casacde particles.. <<
205 G4bool EnergyIsCorrect=EnergyAndMomentu <<
206 if ( ! EnergyIsCorrect && debug_G4Binar <<
207 { <<
208 G4cout << "Warning - G4BinaryLightIon <<
209 } <<
210 pFinalState=G4LorentzVector(0,0,0,0); <<
211 for(iter=cascaders->begin(); iter!=casc <<
212 { <<
213 pFinalState += G4LorentzVector( (*ite <<
214 } <<
215 momentum=pInitialState-pFinalState; <<
216 if (++loopcount > 10 ) <<
217 { <<
218 break; <<
219 } <<
220 } <<
221 <<
222 // Check if Energy/Momemtum is now ok, if <<
223 if ( std::abs(momentum.e()-pspectators.e( <<
224 { <<
225 for (iter=spectators->begin();iter!=specta <<
226 { <<
227 delete *iter; <<
228 } <<
229 delete spectators; <<
230 for(iter=cascaders->begin(); iter!=cascad <<
231 { <<
232 delete *iter; <<
233 } <<
234 delete cascaders; <<
235 <<
236 G4cout << "G4BinaryLightIonReaction.cc: m <<
237 << " initial - final " << momentum <<
238 << " .. pInitialState/pFinalState/s <<
239 << pInitialState << G4endl <<
240 << pFinalState << G4endl <<
241 << pspectators << G4endl <<
242 << " .. A,Z " << spectatorA <<" "<< <<
243 G4cout << "G4BinaryLightIonReaction inval <<
244 G4cout << " Primary " << aTrack.GetDefini <<
245 << ", (A,Z)=(" << aTrack.GetDefin <<
246 << "," << aTrack.GetDefinition()- <<
247 << ", kinetic energy " << aTrack. <<
248 << G4endl; <<
249 G4cout << " Target nucleus (A,Z)=(" << t <<
250 << "," << targetNucleus.GetZ_ <<
251 G4cout << " if frequent, please submit ab <<
252 << G4endl << G4endl; <<
253 #ifdef debug_G4BinaryLightIonReaction <<
254 G4ExceptionDescription ed; <<
255 ed << "G4BinaryLightIonreaction: Ter <<
256 G4Exception("G4BinaryLightIonreactio <<
257 ed); <<
258 <<
259 #endif <<
260 theResult.Clear(); <<
261 theResult.SetStatusChange(isAlive); <<
262 theResult.SetEnergyChange(aTrack.GetKinet <<
263 theResult.SetMomentumChange(aTrack.Get4Mo <<
264 return &theResult; <<
265 <<
266 } <<
267 if (spectatorA > 0 ) <<
268 { <<
269 // DeExciteSpectatorNucleus() also <<
270 DeExciteSpectatorNucleus(specta <<
271 } else { // no spectators <<
272 delete spectators; <<
273 } <<
274 } 191 }
275 // Rotate to lab << 192 debug.push_back(" Sum of proj. nucleon momentum");
276 G4LorentzRotation toZ; << 193 debug.push_back(tmpV);
277 toZ.rotateZ(-1*mom.phi()); << 194 debug.dump();
278 toZ.rotateY(-1*mom.theta()); << 195
279 G4LorentzRotation toLab(toZ.inverse()); << 196 result=theModel.Propagate(initalState, fancyNucleus);
280 << 197 debug.push_back("################# Result size");
281 // Fill the particle change, while rotating. << 198 debug.push_back(result->size());
282 // theResult.Clear(); << 199 debug.dump();
283 theResult.Clear(); << 200 std::for_each(initalState->begin(), initalState->end(), Delete<G4KineticTrack>());
284 theResult.SetStatusChange(stopAndKill); << 201 delete initalState;
285 G4LorentzVector ptot(0); <<
286 #ifdef debug_BLIR_result <<
287 G4LorentzVector p_raw; <<
288 #endif <<
289 //G4int i=0; <<
290 202
291 G4ReactionProductVector::iterator iter << 203 if(result->size()==0)
292 for(iter=cascaders->begin(); iter!=cascaders <<
293 { 204 {
294 if((*iter)->GetNewlyAdded()) << 205 delete result; result=0;
295 { << 206 delete fancyNucleus;
296 G4DynamicParticle * aNewDP = << 207 delete projectile;
297 new G4DynamicParticle((*iter)->GetDe << 208 if (++tryCount > 200)
298 (*iter)->GetTotalEnergy(), << 209 {
299 (*iter)->GetMomentum() ); << 210 // abort!!
300 G4LorentzVector tmp = aNewDP->Get4Moment << 211
301 #ifdef debug_BLIR_result << 212 G4cerr << "G4BinaryLightIonReaction no final state for: " << G4endl;
302 p_raw+= tmp; << 213 G4cerr << " Primary " << aTrack.GetDefinition()
303 #endif << 214 << ", (A,Z)=(" << aTrack.GetDefinition()->GetBaryonNumber()
304 if(swapped) << 215 << "," << aTrack.GetDefinition()->GetPDGCharge() << ") "
305 { << 216 << ", kinetic energy " << aTrack.GetKineticEnergy()
306 tmp*=toBreit.inverse(); << 217 << G4endl;
307 tmp.setVect(-tmp.vect()); << 218 G4cerr << " Target nucleus (A,Z)=(" << targetNucleus.GetN()
308 } << 219 << "," << targetNucleus.GetZ() << G4endl;
309 tmp *= toLab; << 220 G4cerr << " if frequent, please submit above information as bug report"
310 aNewDP->Set4Momentum(tmp); << 221 << G4endl << G4endl;
311 G4HadSecondary aNew = G4HadSecondary(aNe << 222
312 G4double time = 0; << 223 theResult.Clear();
313 //if(time < 0.0) { time = 0.0; } << 224 theResult.SetStatusChange(isAlive);
314 aNew.SetTime(timePrimary + time); << 225 theResult.SetEnergyChange(aTrack.GetKineticEnergy());
315 //aNew.SetCreatorModelID((*iter)-> << 226 theResult.SetMomentumChange(aTrack.Get4Momentum().vect().unit());
316 aNew.SetCreatorModelID(theBLIR_ID) << 227 return &theResult;
317 <<
318 theResult.AddSecondary(aNew); <<
319 ptot += tmp; <<
320 //G4cout << "BLIC: Secondary " < <<
321 // <<" "<< aNew->GetMomen <<
322 } <<
323 delete *iter; <<
324 } <<
325 delete cascaders; <<
326 <<
327 #ifdef debug_BLIR_result <<
328 //G4cout << "Result analysis, secondaries " <<
329 //G4cout << "p_tot_raw " << p_raw << " sum p <<
330 G4double m_nucl= G4ParticleTable::GetPartic <<
331 GetIonMass(targetNucleus.GetZ_asInt( <<
332 // delete? tZ=targetNucleus.GetZ_asInt(); <<
333 <<
334 //G4cout << "BLIC Energy conservation initia <<
335 // << aTrack.GetTotalEnergy() + m_nuc <<
336 // <<" "<< aTrack.GetTotalEnergy() + m_ <<
337 G4cout << "BLIC momentum conservation " << a <<
338 << " ptot " << ptot << " delta " << aTra <<
339 << " 3mom.mag() " << (aTrack.Get4 <<
340 #endif <<
341 <<
342 if(debug_G4BinaryLightIonReactionResults) G4 <<
343 <<
344 return &theResult; <<
345 } <<
346 228
347 //-------------------------------------------- << 229 }
348 << 230 }
349 //******************************************** << 231 else
350 G4bool G4BinaryLightIonReaction::EnergyAndMome <<
351 G4ReactionProductVector* Output, G4Lorentz <<
352 //******************************************** <<
353 { <<
354 const int nAttemptScale = 2500; <<
355 const double ErrLimit = 1.E-6; <<
356 if (Output->empty()) <<
357 return TRUE; <<
358 G4LorentzVector SumMom(0,0,0,0); <<
359 G4double SumMass = 0; <<
360 G4double TotalCollisionMass = TotalCo <<
361 size_t i = 0; <<
362 // Calculate sum hadron 4-momenta and summin <<
363 for(i = 0; i < Output->size(); i++) <<
364 { 232 {
365 SumMom += G4LorentzVector((*Output)[i]->G << 233 break;
366 SumMass += (*Output)[i]->GetDefinition()-> << 234 }
367 } << 235 }
368 // G4cout << " E/P corrector, SumMass, Sum << 236 debug.push_back(" Attempts to create final state");
369 // << SumMass <<" "<< SumMom.m2() << << 237 debug.push_back(tryCount);
370 if (SumMass > TotalCollisionMass) return FAL << 238 debug.dump();
371 SumMass = SumMom.m2(); << 239 debug.push_back("################# Through the loop ? "); debug.dump();
372 if (SumMass < 0) return FALSE; << 240 //inverse transformation in case we swapped.
373 SumMass = std::sqrt(SumMass); << 241 G4int resA(0), resZ(0);
374 << 242 G4Nucleon * aNuc;
375 // Compute c.m.s. hadron velocity and boost << 243 // fancyNucleus->StartLoop();
376 G4ThreeVector Beta = -SumMom.boostVector(); << 244 // while( (aNuc=fancyNucleus->GetNextNucleon()) )
377 //G4cout << " == pre boost 2 "<< SumMo << 245 // {
378 //--old Output->Boost(Beta); << 246 // G4cout << " tgt Nucleon : " << aNuc->GetDefinition()->GetParticleName() <<" "<< aNuc->AreYouHit() <<" "<<aNuc->GetMomentum()<<G4endl;
379 for(i = 0; i < Output->size(); i++) << 247 // }
>> 248 G4ReactionProductVector * spectators= new G4ReactionProductVector;
>> 249 debug.push_back("getting at the hits"); debug.dump();
>> 250 // the projectile excitation energy estimate...
>> 251 G4double theStatisticalExEnergy = 0;
>> 252 projectile->StartLoop();
>> 253 while( (aNuc=projectile->GetNextNucleon()) )
>> 254 {
>> 255 // G4cout << " Nucleon : " << aNuc->GetDefinition()->GetParticleName() <<" "<< aNuc->AreYouHit() <<" "<<aNuc->GetMomentum()<<G4endl;
>> 256 debug.push_back("getting the hits"); debug.dump();
>> 257 if(!aNuc->AreYouHit())
380 { 258 {
381 G4LorentzVector mom = G4LorentzVector((*Ou << 259 resA++;
382 mom *= Beta; << 260 resZ+=G4lrint(aNuc->GetDefinition()->GetPDGCharge());
383 (*Output)[i]->SetMomentum(mom.vect()); <<
384 (*Output)[i]->SetTotalEnergy(mom.e()); <<
385 } 261 }
386 << 262 else
387 // Scale total c.m.s. hadron energy (hadron <<
388 // It should be equal interaction mass <<
389 G4double Scale = 0,OldScale=0; <<
390 G4double factor = 1.; <<
391 G4int cAttempt = 0; <<
392 G4double Sum = 0; <<
393 G4bool success = false; <<
394 for(cAttempt = 0; cAttempt < nAttemptScale; <<
395 { 263 {
396 Sum = 0; << 264 debug.push_back(" ##### a hit ##### "); debug.dump();
397 for(i = 0; i < Output->size(); i++) << 265 G4ThreeVector aPosition(aNuc->GetPosition());
398 { << 266 G4double localDensity = projectile->GetNuclearDensity()->GetDensity(aPosition);
399 G4LorentzVector HadronMom = G4LorentzVec << 267 G4double localPfermi = theFermi.GetFermiMomentum(localDensity);
400 HadronMom.setVect(HadronMom.vect()+ fact << 268 G4double nucMass = aNuc->GetDefinition()->GetPDGMass();
401 G4double E = std::sqrt(HadronMom.vect(). << 269 G4double localFermiEnergy = std::sqrt(nucMass*nucMass + localPfermi*localPfermi) - nucMass;
402 HadronMom.setE(E); << 270 G4double deltaE = localFermiEnergy - (aNuc->GetMomentum().t()-aNuc->GetMomentum().mag());
403 (*Output)[i]->SetMomentum(HadronMom.vect << 271 theStatisticalExEnergy += deltaE;
404 (*Output)[i]->SetTotalEnergy(HadronMom.e <<
405 Sum += E; <<
406 } <<
407 OldScale=Scale; <<
408 Scale = TotalCollisionMass/Sum - 1; <<
409 // G4cout << "E/P corr - " << cAttempt << <<
410 if (std::abs(Scale) <= ErrLimit <<
411 || OldScale == Scale) // protect ' <<
412 { <<
413 if (debug_G4BinaryLightIonReactionResult <<
414 success = true; <<
415 break; <<
416 } <<
417 if ( cAttempt > 10 ) <<
418 { <<
419 // G4cout << " speed it up? " << <<
420 factor=std::max(1.,G4Log(std::abs(OldSca <<
421 // G4cout << " ? factor ? " << factor <<
422 } <<
423 } 272 }
424 << 273 debug.push_back("collected a hit");
425 if( (!success) && debug_G4BinaryLightIonRea << 274 debug.push_back(aNuc->GetMomentum());
>> 275 debug.dump();
>> 276 }
>> 277 delete fancyNucleus;
>> 278 delete projectile;
>> 279 G4ping debug("debug_G4BinaryLightIonReaction_1");
>> 280 debug.push_back("have the hits. A,Z, excitE");
>> 281 debug.push_back(resA);
>> 282 debug.push_back(resZ);
>> 283 debug.push_back(theStatisticalExEnergy);
>> 284 debug.dump();
>> 285 // Calculate excitation energy
>> 286 G4LorentzVector iState = mom;
>> 287 iState.setT(iState.getT()+m2);
>> 288
>> 289 G4LorentzVector fState(0,0,0,0);
>> 290 G4LorentzVector pspectators(0,0,0,0);
>> 291 unsigned int i(0);
>> 292 // G4int spectA(0),spectZ(0);
>> 293 for(i=0; i<result->size(); i++)
>> 294 {
>> 295 if( (*result)[i]->GetNewlyAdded() )
426 { 296 {
427 G4cout << "G4G4BinaryLightIonReaction::Ene << 297 fState += G4LorentzVector( (*result)[i]->GetMomentum(), (*result)[i]->GetTotalEnergy() );
428 G4cout << " Scale not unity at end of it << 298 cascaders->push_back((*result)[i]);
429 G4cout << " Increase number of attempts << 299 // G4cout <<" secondary ... ";
>> 300 debug.push_back("secondary ");
>> 301 debug.push_back((*result)[i]->GetDefinition()->GetParticleName());
>> 302 debug.push_back(G4LorentzVector((*result)[i]->GetMomentum(),(*result)[i]->GetTotalEnergy()));
>> 303 debug.dump();
430 } 304 }
431 << 305 else {
432 // Compute c.m.s. interaction velocity and K << 306 // G4cout <<" spectator ... ";
433 Beta = TotalCollisionMom.boostVector(); << 307 pspectators += G4LorentzVector( (*result)[i]->GetMomentum(), (*result)[i]->GetTotalEnergy() );
434 //--old Output->Boost(Beta); << 308 spectators->push_back((*result)[i]);
435 for(i = 0; i < Output->size(); i++) << 309 debug.push_back("spectator ");
436 { << 310 debug.push_back((*result)[i]->GetDefinition()->GetParticleName());
437 G4LorentzVector mom = G4LorentzVector((*Ou << 311 debug.push_back(G4LorentzVector((*result)[i]->GetMomentum(),(*result)[i]->GetTotalEnergy()));
438 mom *= Beta; << 312 debug.dump();
439 (*Output)[i]->SetMomentum(mom.vect()); << 313 // spectA++;
440 (*Output)[i]->SetTotalEnergy(mom.e()); << 314 // spectZ+= G4lrint((*result)[i]->GetDefinition()->GetPDGCharge());
441 } 315 }
442 return TRUE; <<
443 } <<
444 G4bool G4BinaryLightIonReaction::SetLighterAsP <<
445 { <<
446 G4bool swapped = false; <<
447 if(tA<pA) <<
448 { <<
449 swapped = true; <<
450 G4int tmp(0); <<
451 tmp = tA; tA=pA; pA=tmp; <<
452 tmp = tZ; tZ=pZ; pZ=tmp; <<
453 G4double m1=G4ParticleTable::GetParticle <<
454 G4LorentzVector it(m1, G4ThreeVector(0,0 <<
455 mom = toBreit*it; <<
456 } <<
457 return swapped; <<
458 } <<
459 G4ReactionProductVector * G4BinaryLightIonReac <<
460 { <<
461 // Check if kinematically nuclei can fuse. <<
462 G4double mFused=G4ParticleTable::GetParticl <<
463 G4double mTarget=G4ParticleTable::GetPartic <<
464 G4LorentzVector pCompound(mom.e()+mTarget,m <<
465 G4double m2Compound=pCompound.m2(); <<
466 if (m2Compound < sqr(mFused) ) { <<
467 //G4cout << "G4BLIC: projectile p, mTarge <<
468 // << " " << sqrt(m2Compound)<< " " <<
469 return 0; <<
470 } <<
471 316
472 G4Fragment aPreFrag; << 317 // G4cout << (*result)[i]<< " "
473 aPreFrag.SetZandA_asInt(pZ+tZ, pA+tA); << 318 // << (*result)[i]->GetDefinition()->GetParticleName() << " "
474 aPreFrag.SetNumberOfParticles(pA); << 319 // << (*result)[i]->GetMomentum()<< " "
475 aPreFrag.SetNumberOfCharged(pZ); << 320 // << (*result)[i]->GetTotalEnergy() << G4endl;
476 aPreFrag.SetNumberOfHoles(0); << 321 }
477 //GF FIXME: whyusing plop in z direction? t << 322 // if ( spectA-resA !=0 || spectZ-resZ !=0)
478 //G4ThreeVector plop(0.,0., mom.vect().mag( << 323 // {
479 //G4LorentzVector aL(mom.t()+mTarget, plop) << 324 // G4cout << "spect Nucl != spectators: nucl a,z; spect a,z" <<
480 G4LorentzVector aL(mom.t()+mTarget,mom.vect << 325 // resA <<" "<< resZ <<" ; " << spectA <<" "<< spectZ << G4endl;
481 aPreFrag.SetMomentum(aL); << 326 // }
482 << 327 delete result;
483 << 328 debug.push_back(" iState - (fState+pspectators) ");
484 //G4cout << "Fragment INFO "<< pA+tA << 329 debug.push_back(iState-fState-pspectators);
485 // << aL <<" "<<G4endl << aPreF << 330 debug.dump();
486 G4ReactionProductVector * cascaders = thePr << 331 G4LorentzVector momentum(iState-fState);
487 //G4double tSum = 0; << 332 G4int loopcount(0);
488 for(size_t count = 0; count<cascaders->size << 333 while (std::abs(momentum.e()-pspectators.e()) > 10*MeV)
489 { <<
490 cascaders->operator[](count)->SetNewlyAd <<
491 //tSum += cascaders->operator[](count)-> <<
492 } <<
493 // G4cout << "Exiting pre-compound on <<
494 return cascaders; <<
495 } <<
496 G4ReactionProductVector * G4BinaryLightIonReac <<
497 { <<
498 G4ReactionProductVector * result = 0; <<
499 G4double projectileMass(0); <<
500 G4LorentzVector it; <<
501 <<
502 G4int tryCount(0); <<
503 do <<
504 { 334 {
505 ++tryCount; << 335 debug.push_back("the momentum balance");
506 projectile3dNucleus = new G4Fancy3DNu << 336 debug.push_back(iState);
507 projectile3dNucleus->Init(pA, pZ); << 337 debug.push_back(fState);
508 projectile3dNucleus->CenterNucleons() << 338 debug.push_back(momentum-pspectators);
509 projectileMass=G4ParticleTable::GetPa << 339 debug.push_back(momentum);
510 projectile3dNucleus->GetCharge( << 340 debug.dump();
511 it=toBreit * G4LorentzVector(projecti << 341 G4LorentzVector pCorrect(iState-pspectators);
512 << 342 G4bool EnergyIsCorrect=EnergyAndMomentumCorrector(cascaders, pCorrect);
513 target3dNucleus = new G4Fancy3DNucleu << 343 if ( ! EnergyIsCorrect && getenv("debug_G4BinaryLightIonReactionResults"))
514 target3dNucleus->Init(tA, tZ); <<
515 G4double impactMax = target3dNucleus- <<
516 // G4cout << "out radius - nuc <<
517 G4double aX=(2.*G4UniformRand()-1.)*i <<
518 G4double aY=(2.*G4UniformRand()-1.)*i <<
519 G4ThreeVector pos(aX, aY, -2.*impactM <<
520 <<
521 G4KineticTrackVector * initalState = <<
522 projectile3dNucleus->StartLoop(); <<
523 G4Nucleon * aNuc; <<
524 G4LorentzVector tmpV(0,0,0,0); <<
525 #ifdef debug_BLIR_finalstate <<
526 G4LorentzVector pinitial; <<
527 #endif <<
528 G4LorentzVector nucleonMom(1./pA*mom) <<
529 nucleonMom.setZ(nucleonMom.vect().mag <<
530 nucleonMom.setX(0); <<
531 nucleonMom.setY(0); <<
532 theFermi.Init(pA,pZ); <<
533 while( (aNuc=projectile3dNucleus->Get <<
534 { 344 {
535 G4LorentzVector p4 = aNuc->GetMome << 345 G4cout << "Warning - G4BinaryLightIonReaction E/P correction for cascaders failed" << G4endl;
536 tmpV+=p4; <<
537 G4ThreeVector nucleonPosition(aNuc <<
538 G4double density=(projectile3dNucl <<
539 nucleonPosition += pos; <<
540 G4KineticTrack * it1 = new G4Kinet <<
541 it1->SetState(G4KineticTrack::outs <<
542 G4double pfermi= theFermi.GetFermi <<
543 G4double mass = aNuc->GetDefinitio <<
544 G4double Efermi= std::sqrt( sqr(ma <<
545 it1->SetProjectilePotential(-Eferm <<
546 initalState->push_back(it1); <<
547 #ifdef debug_BLIR_finalstate <<
548 pinitial += it1->Get4Momentum() <<
549 #endif <<
550 } 346 }
551 << 347 fState=G4LorentzVector();
552 result=theModel->Propagate(initalStat << 348 for(i=0; i<cascaders->size(); i++)
553 #ifdef debug_BLIR_finalstate <<
554 if( result && result->size()>0) <<
555 { <<
556 G4cout << " Cascade result " << G4endl; <<
557 G4LorentzVector presult; <<
558 G4ReactionProductVector::iterator <<
559 G4ReactionProduct xp; <<
560 for (iter=result->begin(); iter ! <<
561 { <<
562 presult += G4LorentzVector((*ite <<
563 G4cout << (*iter)->GetDefinition()->Ge <<
564 << "("<< (*iter)->GetMomentum().x()<<" <<
565 << (*iter)->GetMomentum().y()<<"," <<
566 << (*iter)->GetMomentum().z()<<";" <<
567 << (*iter)->GetTotalEnergy() <<")"< <<
568 } <<
569 <<
570 G4cout << "BLIC check result : in <<
571 << " final " << presult <<
572 << " IF - FF " << pinitial +G <<
573 <<
574 } <<
575 #endif <<
576 if( result && result->size()==0) <<
577 { 349 {
578 delete result; << 350 fState += G4LorentzVector( (*cascaders)[i]->GetMomentum(), (*cascaders)[i]->GetTotalEnergy() );
579 result=0; << 351 }
580 } << 352 momentum=iState-fState;
581 if ( ! result ) << 353 debug.push_back("the momentum balance after correction");
582 { << 354 debug.push_back(iState);
583 delete target3dNucleus; << 355 debug.push_back(fState);
584 delete projectile3dNucleus; << 356 debug.push_back(momentum-pspectators);
585 } << 357 debug.push_back(momentum);
>> 358 debug.dump();
>> 359 if (++loopcount > 10 )
>> 360 {
>> 361 if ( momentum.vect().mag() > momentum.e() )
>> 362 {
>> 363 G4cerr << "G4BinaryLightIonReaction.cc: Cannot correct 4-momentum of cascade particles" << G4endl;
>> 364 throw G4HadronicException(__FILE__, __LINE__, "G4BinaryCasacde::ApplyCollision()");
>> 365 } else {
>> 366 break;
>> 367 }
>> 368
>> 369 }
>> 370 }
586 371
587 // std::for_each(initalState->begin() <<
588 // delete initalState; <<
589 372
590 } while (! result && tryCount< 150); / <<
591 return result; <<
592 } <<
593 G4double G4BinaryLightIonReaction::GetProjecti <<
594 { <<
595 373
596 G4Nucleon * aNuc; << 374
597 // the projectileNucleus excitation ener << 375 // call precompound model
598 G4double theStatisticalExEnergy = 0; << 376 G4ReactionProductVector * proFrag = NULL;
599 projectile3dNucleus->StartLoop(); << 377 G4LorentzVector pFragment;
600 while( (aNuc=projectile3dNucleus->GetNex << 378 // G4cout << " == pre boost 1 "<< momentum.e()<< " "<< momentum.mag()<<G4endl;
>> 379 G4LorentzRotation boost_fragments;
>> 380 // G4cout << " == post boost 1 "<< momentum.e()<< " "<< momentum.mag()<<G4endl;
>> 381 // G4LorentzRotation boost_spectator_mom(-momentum.boostVector());
>> 382 // G4cout << "- momentum " << boost_spectator_mom * momentum << G4endl;
>> 383 G4LorentzVector pFragments(0);
>> 384 if(resZ>0 && resA>1)
601 { 385 {
602 //G4cout << " Nucleon : " << a << 386 // Make the fragment
603 if(aNuc->AreYouHit()) { << 387 G4Fragment aProRes;
604 G4ThreeVector aPosition(aNuc->GetP << 388 aProRes.SetA(resA);
605 G4double localDensity = projectile << 389 aProRes.SetZ(resZ);
606 G4double localPfermi = theFermi.Ge << 390 aProRes.SetNumberOfParticles(0);
607 G4double nucMass = aNuc->GetDefini << 391 aProRes.SetNumberOfCharged(0);
608 G4double localFermiEnergy = std::s << 392 aProRes.SetNumberOfHoles(G4lrint(a1)-resA);
609 G4double deltaE = localFermiEnergy << 393 G4double mFragment=G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(resZ,resA);
610 theStatisticalExEnergy += deltaE; << 394 G4LorentzVector pFragment(0,0,0,mFragment+std::max(0.,theStatisticalExEnergy) );
611 } << 395 aProRes.SetMomentum(pFragment);
>> 396 G4ParticleDefinition * resDef;
>> 397 resDef = G4ParticleTable::GetParticleTable()->FindIon(resZ,resA,0,resZ);
>> 398 aProRes.SetParticleDefinition(resDef);
>> 399 proFrag = theHandler.BreakItUp(aProRes);
>> 400 if ( momentum.vect().mag() > momentum.e() )
>> 401 {
>> 402 G4cerr << "mom check: " << momentum
>> 403 << " 3.mag "<< momentum.vect().mag() << G4endl
>> 404 << " .. iState/fState/spectators " << iState <<" "
>> 405 << fState << " " << pspectators << G4endl
>> 406 << " .. A,Z " << resA <<" "<< resZ << G4endl;
>> 407 G4cerr << "G4BinaryLightIonReaction no final state for: " << G4endl;
>> 408 G4cerr << " Primary " << aTrack.GetDefinition()
>> 409 << ", (A,Z)=(" << aTrack.GetDefinition()->GetBaryonNumber()
>> 410 << "," << aTrack.GetDefinition()->GetPDGCharge() << ") "
>> 411 << ", kinetic energy " << aTrack.GetKineticEnergy()
>> 412 << G4endl;
>> 413 G4cerr << " Target nucleus (A,Z)=(" << targetNucleus.GetN()
>> 414 << "," << targetNucleus.GetZ() << G4endl;
>> 415 G4cerr << " if frequent, please submit above information as bug report"
>> 416 << G4endl << G4endl;
>> 417
>> 418 theResult.Clear();
>> 419 theResult.SetStatusChange(isAlive);
>> 420 theResult.SetEnergyChange(aTrack.GetKineticEnergy());
>> 421 theResult.SetMomentumChange(aTrack.Get4Momentum().vect().unit());
>> 422 return &theResult;
612 } 423 }
613 return theStatisticalExEnergy; << 424
614 } << 425 G4LorentzRotation boost_fragments_here(momentum.boostVector());
615 << 426 boost_fragments = boost_fragments_here;
616 G4LorentzVector G4BinaryLightIonReaction::Sort << 427
617 { << 428 // G4cout << " Fragment a,z, Mass Fragment, mass spect-mom, exitationE "
618 unsigned int i(0); << 429 // << resA <<" "<< resZ <<" "<< mFragment <<" "
619 spectatorA=spectatorZ=0; << 430 // << momentum.mag() <<" "<< momentum.mag() - mFragment
620 G4LorentzVector pspectators(0,0,0,0); << 431 // << " "<<theStatisticalExEnergy
621 pFinalState=G4LorentzVector(0,0,0,0); << 432 // << " "<< boost_fragments*pFragment<< G4endl;
622 for(i=0; i<result->size(); i++) << 433 G4ReactionProductVector::iterator ispectator;
623 { << 434 for (ispectator=spectators->begin();ispectator!=spectators->end();ispectator++)
624 if( (*result)[i]->GetNewlyAdded() ) << 435 {
625 { << 436 delete *ispectator;
626 pFinalState += G4LorentzVector( (*res << 437 }
627 cascaders->push_back((*result)[i]); << 438 }
628 } << 439 else if(resA!=0)
629 else { <<
630 // G4cout <<" spectator ... <<
631 pspectators += G4LorentzVector( (*res <<
632 spectators->push_back((*result)[i]); <<
633 spectatorA++; <<
634 spectatorZ+= G4lrint((*result)[i]->Ge <<
635 } <<
636 <<
637 // G4cout << (*result)[i]<< " " <<
638 // << (*result)[i]->GetDefinition <<
639 // << (*result)[i]->GetMomentum() <<
640 // << (*result)[i]->GetTotalEnerg <<
641 } <<
642 //G4cout << "pFinalState / pspectators, <<
643 // << " (" << spectatorA << ", "<< sp <<
644 <<
645 return pspectators; <<
646 } <<
647 <<
648 void G4BinaryLightIonReaction::DeExciteSpectat <<
649 <<
650 { <<
651 // call precompound model <<
652 G4ReactionProductVector * proFrag = 0; <<
653 G4LorentzVector pFragment(0.,0.,0.,0.); <<
654 // G4cout << " == pre boost 1 "<< mome <<
655 G4LorentzRotation boost_fragments; <<
656 // G4cout << " == post boost 1 "<< mom <<
657 // G4LorentzRotation boost_spectator_mom <<
658 // G4cout << "- momentum " << boost_spe <<
659 G4LorentzVector pFragments(0,0,0,0); <<
660 <<
661 if(spectatorZ>0 && spectatorA>1) <<
662 { <<
663 // Make the fragment <<
664 G4Fragment aProRes; <<
665 aProRes.SetZandA_asInt(spectatorZ, spect <<
666 aProRes.SetNumberOfParticles(0); <<
667 aProRes.SetNumberOfCharged(0); <<
668 aProRes.SetNumberOfHoles(pA-spectatorA); <<
669 G4double mFragment=G4ParticleTable::GetP <<
670 pFragment=G4LorentzVector(0,0,0,mFragmen <<
671 aProRes.SetMomentum(pFragment); <<
672 <<
673 proFrag = theHandler->BreakItUp(aProRes) <<
674 <<
675 boost_fragments = G4LorentzRotation(pSpe <<
676 <<
677 // G4cout << " Fragment a,z, Mass Fr <<
678 // << spectatorA <<" "<< spectator <<
679 // << momentum.mag() <<" "<< momen <<
680 // << " "<<theStatisticalExEnergy <<
681 // << " "<< boost_fragments*pFragm <<
682 G4ReactionProductVector::iterator ispect <<
683 for (ispectator=spectators->begin();ispe <<
684 { 440 {
685 delete *ispectator; << 441 G4ReactionProductVector::iterator ispectator;
>> 442 for (ispectator=spectators->begin();ispectator!=spectators->end();ispectator++)
>> 443 {
>> 444 (*ispectator)->SetNewlyAdded(true);
>> 445 cascaders->push_back(*ispectator);
>> 446 pFragments+=G4LorentzVector((*ispectator)->GetMomentum(),(*ispectator)->GetTotalEnergy());
>> 447 // G4cout << "from spectator "
>> 448 // << (*ispectator)->GetDefinition()->GetParticleName() << " "
>> 449 // << (*ispectator)->GetMomentum()<< " "
>> 450 // << (*ispectator)->GetTotalEnergy() << G4endl;
>> 451 }
686 } 452 }
687 } << 453 if (spectators) delete spectators;
688 else if(spectatorA!=0) << 454
689 { << 455 // collect the evaporation part
690 G4ReactionProductVector::iterator ispecta << 456 debug.push_back("the nucleon count balance");
691 for (ispectator=spectators->begin();ispec << 457 debug.push_back(resA);
692 { << 458 debug.push_back(resZ);
693 (*ispectator)->SetNewlyAdded(true); << 459 if(proFrag) debug.push_back(proFrag->size());
694 cascaders->push_back(*ispectator); << 460 debug.dump();
695 pFinalState+=G4LorentzVector((*ispect << 461 G4ReactionProductVector::iterator ii;
696 //G4cout << "BLIC: spectator << 462 if(proFrag) for(ii=proFrag->begin(); ii!=proFrag->end(); ii++)
697 // << (*ispectator)->GetDefi << 463 {
698 // << (*ispectator)->GetMome << 464 (*ii)->SetNewlyAdded(true);
699 // << (*ispectator)->GetTota << 465 G4LorentzVector tmp((*ii)->GetMomentum(),(*ii)->GetTotalEnergy());
>> 466 tmp *= boost_fragments;
>> 467 (*ii)->SetMomentum(tmp.vect());
>> 468 (*ii)->SetTotalEnergy(tmp.e());
>> 469 // result->push_back(*ii);
>> 470 pFragments += tmp;
700 } 471 }
701 472
702 } << 473 // G4cout << "Fragmented p, momentum, delta " << pFragments <<" "<<momentum
703 // / if (spectators) << 474 // <<" "<< pFragments-momentum << G4endl;
704 delete spectators; << 475 debug.push_back("################# done with evaporation"); debug.dump();
>> 476
>> 477 // correct p/E of Cascade secondaries
>> 478 G4LorentzVector pCas=iState - pFragments;
>> 479 // G4cout <<" Going to correct from " << fState << " to " << pCas << G4endl;
>> 480 G4bool EnergyIsCorrect=EnergyAndMomentumCorrector(cascaders, pCas);
>> 481 if ( ! EnergyIsCorrect )
>> 482 {
>> 483 if(getenv("debug_G4BinaryLightIonReactionResults"))
>> 484 G4cout << "G4BinaryLightIonReaction E/P correction for nucleus failed, will try to correct overall" << G4endl;
>> 485 }
705 486
706 // collect the evaporation part and boost t << 487 // Add deexcitation secondaries
707 G4ReactionProductVector::iterator ii; << 488 if(proFrag) for(ii=proFrag->begin(); ii!=proFrag->end(); ii++)
708 if(proFrag) << 489 {
709 { << 490 cascaders->push_back(*ii);
710 for(ii=proFrag->begin(); ii!=proFrag->en <<
711 { <<
712 (*ii)->SetNewlyAdded(true); <<
713 G4LorentzVector tmp((*ii)->GetMomentu <<
714 tmp *= boost_fragments; <<
715 (*ii)->SetMomentum(tmp.vect()); <<
716 (*ii)->SetTotalEnergy(tmp.e()); <<
717 // result->push_back(*ii); <<
718 pFragments += tmp; <<
719 } 491 }
720 } << 492 if (proFrag) delete proFrag;
721 493
722 // G4cout << "Fragmented p, momentum, de << 494 if ( ! EnergyIsCorrect )
723 // <<" "<< pFragments-momentum < << 495 {
>> 496 if (! EnergyAndMomentumCorrector(cascaders,iState))
>> 497 {
>> 498 if(getenv("debug_G4BinaryLightIonReactionResults"))
>> 499 G4cout << "G4BinaryLightIonReaction E/P corrections failed" << G4endl;
>> 500 }
>> 501 }
>> 502
>> 503 }
>> 504
>> 505 // Rotate to lab
>> 506 G4LorentzRotation toZ;
>> 507 toZ.rotateZ(-1*mom.phi());
>> 508 toZ.rotateY(-1*mom.theta());
>> 509 G4LorentzRotation toLab(toZ.inverse());
>> 510
>> 511 // Fill the particle change, while rotating. Boost from projectile breit-frame in case we swapped.
>> 512 // theResult.Clear();
>> 513 theResult.Clear();
>> 514 theResult.SetStatusChange(stopAndKill);
>> 515 G4double Etot(0);
>> 516 size_t i=0;
>> 517 for(i=0; i<cascaders->size(); i++)
>> 518 {
>> 519 if((*cascaders)[i]->GetNewlyAdded())
>> 520 {
>> 521 G4DynamicParticle * aNew =
>> 522 new G4DynamicParticle((*cascaders)[i]->GetDefinition(),
>> 523 (*cascaders)[i]->GetTotalEnergy(),
>> 524 (*cascaders)[i]->GetMomentum() );
>> 525 G4LorentzVector tmp = aNew->Get4Momentum();
>> 526 if(swapped)
>> 527 {
>> 528 tmp*=toBreit.inverse();
>> 529 tmp.setVect(-tmp.vect());
>> 530 }
>> 531 tmp *= toLab;
>> 532 aNew->Set4Momentum(tmp);
>> 533 theResult.AddSecondary(aNew);
>> 534 Etot += tmp.e();
>> 535 // G4cout << "LIBIC: Secondary " << aNew->GetDefinition()->GetParticleName()
>> 536 // <<" "<< aNew->GetMomentum()
>> 537 // <<" "<< aNew->GetTotalEnergy()
>> 538 // << G4endl;
>> 539 }
>> 540 delete (*cascaders)[i];
>> 541 }
>> 542 if(cascaders) delete cascaders;
>> 543
>> 544 G4ping debug1("debug_G4BinaryLightIonReactionResults");
>> 545 debug1.push_back("Result analysis, secondaries");
>> 546 debug1.push_back(theResult.GetNumberOfSecondaries());
>> 547 debug1.dump();
>> 548 debug1.push_back(" Energy conservation initial/final/delta(init-final) ");
>> 549 debug1.push_back(aTrack.GetTotalEnergy() + m_nucl);
>> 550 debug1.push_back(aTrack.GetTotalEnergy());
>> 551 debug1.push_back(m_nucl);
>> 552 debug1.push_back(Etot);
>> 553 debug1.push_back(aTrack.GetTotalEnergy() + m_nucl - Etot);
>> 554 debug1.dump();
724 555
725 // correct p/E of Cascade secondaries << 556 if(getenv("BLICDEBUG") ) G4cerr << " ######### Binary Light Ion Reaction number ends ######### "<<eventcounter<<G4endl;
726 G4LorentzVector pCas=pInitialState - pFragm <<
727 557
728 //G4cout <<"BLIC: Going to correct from << 558 return &theResult;
729 // the creation of excited fragment did vi << 559 }
730 G4bool EnergyIsCorrect=EnergyAndMomentumCor <<
731 if ( ! EnergyIsCorrect && debug_G4BinaryLig <<
732 { <<
733 G4cout << "G4BinaryLightIonReaction E/P <<
734 } <<
735 560
736 // Add deexcitation secondaries << 561 //****************************************************************************
737 if(proFrag) << 562 G4bool G4BinaryLightIonReaction::EnergyAndMomentumCorrector(
738 { << 563 G4ReactionProductVector* Output, G4LorentzVector& TotalCollisionMom)
739 for(ii=proFrag->begin(); ii!=proFrag->en << 564 //****************************************************************************
>> 565 {
>> 566 const int nAttemptScale = 2500;
>> 567 const double ErrLimit = 1.E-6;
>> 568 if (Output->empty())
>> 569 return TRUE;
>> 570 G4LorentzVector SumMom(0);
>> 571 G4double SumMass = 0;
>> 572 G4double TotalCollisionMass = TotalCollisionMom.m();
>> 573 size_t i = 0;
>> 574 // Calculate sum hadron 4-momenta and summing hadron mass
>> 575 for(i = 0; i < Output->size(); i++)
>> 576 {
>> 577 SumMom += G4LorentzVector((*Output)[i]->GetMomentum(),(*Output)[i]->GetTotalEnergy());
>> 578 SumMass += (*Output)[i]->GetDefinition()->GetPDGMass();
>> 579 }
>> 580 // G4cout << " E/P corrector, SumMass, SumMom.m2, TotalMass "
>> 581 // << SumMass <<" "<< SumMom.m2() <<" "<<TotalCollisionMass<< G4endl;
>> 582 if (SumMass > TotalCollisionMass) return FALSE;
>> 583 SumMass = SumMom.m2();
>> 584 if (SumMass < 0) return FALSE;
>> 585 SumMass = std::sqrt(SumMass);
>> 586
>> 587 // Compute c.m.s. hadron velocity and boost KTV to hadron c.m.s.
>> 588 G4ThreeVector Beta = -SumMom.boostVector();
>> 589 // G4cout << " == pre boost 2 "<< SumMom.e()<< " "<< SumMom.mag()<<" "<< Beta <<G4endl;
>> 590 //--old Output->Boost(Beta);
>> 591 for(i = 0; i < Output->size(); i++)
>> 592 {
>> 593 G4LorentzVector mom = G4LorentzVector((*Output)[i]->GetMomentum(),(*Output)[i]->GetTotalEnergy());
>> 594 mom *= Beta;
>> 595 (*Output)[i]->SetMomentum(mom.vect());
>> 596 (*Output)[i]->SetTotalEnergy(mom.e());
>> 597 }
>> 598
>> 599 // Scale total c.m.s. hadron energy (hadron system mass).
>> 600 // It should be equal interaction mass
>> 601 G4double Scale = 0,OldScale=0;
>> 602 G4double factor = 1.;
>> 603 G4int cAttempt = 0;
>> 604 G4double Sum = 0;
>> 605 G4bool success = false;
>> 606 for(cAttempt = 0; cAttempt < nAttemptScale; cAttempt++)
>> 607 {
>> 608 Sum = 0;
>> 609 for(i = 0; i < Output->size(); i++)
740 { 610 {
741 cascaders->push_back(*ii); << 611 G4LorentzVector HadronMom = G4LorentzVector((*Output)[i]->GetMomentum(),(*Output)[i]->GetTotalEnergy());
>> 612 HadronMom.setVect(HadronMom.vect()+ factor*Scale*HadronMom.vect());
>> 613 G4double E = std::sqrt(HadronMom.vect().mag2() + sqr((*Output)[i]->GetDefinition()->GetPDGMass()));
>> 614 HadronMom.setE(E);
>> 615 (*Output)[i]->SetMomentum(HadronMom.vect());
>> 616 (*Output)[i]->SetTotalEnergy(HadronMom.e());
>> 617 Sum += E;
742 } 618 }
743 delete proFrag; << 619 OldScale=Scale;
744 } << 620 Scale = TotalCollisionMass/Sum - 1;
745 //G4cout << "EnergyIsCorrect? " << Energ << 621 // G4cout << "E/P corr - " << cAttempt << " " << Scale << G4endl;
746 if ( ! EnergyIsCorrect ) << 622 if (std::abs(Scale) <= ErrLimit
747 { << 623 || OldScale == Scale) // protect 'frozen' situation and divide by 0 in calculating new factor below
748 // G4cout <<" ! EnergyIsCorrect " << <<
749 if (! EnergyAndMomentumCorrector(cascade <<
750 { 624 {
751 if(debug_G4BinaryLightIonReactionResu << 625 if (getenv("debug_G4BinaryLightIonReactionResults")) G4cout << "E/p corrector: " << cAttempt << G4endl;
752 G4cout << "G4BinaryLightIonReactio << 626 success = true;
>> 627 break;
753 } 628 }
754 } << 629 if ( cAttempt > 10 )
755 << 630 {
756 } << 631 // G4cout << " speed it up? " << std::abs(OldScale/(OldScale-Scale)) << G4endl;
757 << 632 factor=std::max(1.,std::log(std::abs(OldScale/(OldScale-Scale))));
>> 633 // G4cout << " ? factor ? " << factor << G4endl;
>> 634 }
>> 635 }
>> 636
>> 637 if( (!success) && getenv("debug_G4BinaryLightIonReactionResults"))
>> 638 {
>> 639 G4cout << "G4G4BinaryLightIonReaction::EnergyAndMomentumCorrector - Warning"<<G4endl;
>> 640 G4cout << " Scale not unity at end of iteration loop: "<<TotalCollisionMass<<" "<<Sum<<" "<<Scale<<G4endl;
>> 641 G4cout << " Increase number of attempts or increase ERRLIMIT"<<G4endl;
>> 642 }
>> 643
>> 644 // Compute c.m.s. interaction velocity and KTV back boost
>> 645 Beta = TotalCollisionMom.boostVector();
>> 646 //--old Output->Boost(Beta);
>> 647 for(i = 0; i < Output->size(); i++)
>> 648 {
>> 649 G4LorentzVector mom = G4LorentzVector((*Output)[i]->GetMomentum(),(*Output)[i]->GetTotalEnergy());
>> 650 mom *= Beta;
>> 651 (*Output)[i]->SetMomentum(mom.vect());
>> 652 (*Output)[i]->SetTotalEnergy(mom.e());
>> 653 }
>> 654 return TRUE;
>> 655 }
758 656