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G4EmLivermorePolarizedPhysics.cc
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26 // $Id$
27 
28 #include "G4EmLivermorePolarizedPhysics.hh"
29 #include "G4ParticleDefinition.hh"
30 #include "G4SystemOfUnits.hh"
31 
32 // *** Processes and models
33 
34 // gamma
35 #include "G4PhotoElectricEffect.hh"
36 #include "G4LivermorePolarizedPhotoElectricModel.hh"
37 
38 #include "G4ComptonScattering.hh"
39 #include "G4LivermorePolarizedComptonModel.hh"
40 
41 #include "G4GammaConversion.hh"
42 #include "G4LivermorePolarizedGammaConversionModel.hh"
43 
44 #include "G4RayleighScattering.hh"
45 #include "G4LivermorePolarizedRayleighModel.hh"
46 
47 // e+-
48 #include "G4eMultipleScattering.hh"
49 #include "G4UniversalFluctuation.hh"
50 
51 #include "G4eIonisation.hh"
52 #include "G4LivermoreIonisationModel.hh"
53 
54 #include "G4eBremsstrahlung.hh"
55 #include "G4LivermoreBremsstrahlungModel.hh"
56 
57 // e+
58 #include "G4eplusAnnihilation.hh"
59 
60 // mu+-
61 #include "G4MuMultipleScattering.hh"
62 #include "G4MuIonisation.hh"
63 #include "G4MuBremsstrahlung.hh"
64 #include "G4MuPairProduction.hh"
65 
66 #include "G4MuBremsstrahlungModel.hh"
67 #include "G4MuPairProductionModel.hh"
68 #include "G4hBremsstrahlungModel.hh"
69 #include "G4hPairProductionModel.hh"
70 
71 // hadrons
72 #include "G4hMultipleScattering.hh"
73 #include "G4MscStepLimitType.hh"
74 
75 #include "G4hBremsstrahlung.hh"
76 #include "G4hPairProduction.hh"
77 
78 #include "G4hIonisation.hh"
79 #include "G4ionIonisation.hh"
80 #include "G4alphaIonisation.hh"
81 #include "G4IonParametrisedLossModel.hh"
82 #include "G4NuclearStopping.hh"
83 
84 // msc models
85 #include "G4UrbanMscModel95.hh"
86 #include "G4WentzelVIModel.hh"
87 #include "G4GoudsmitSaundersonMscModel.hh"
88 #include "G4CoulombScattering.hh"
89 #include "G4eCoulombScatteringModel.hh"
90 
91 // interfaces
92 #include "G4LossTableManager.hh"
93 #include "G4EmProcessOptions.hh"
94 #include "G4UAtomicDeexcitation.hh"
95 
96 // particles
97 #include "G4Gamma.hh"
98 #include "G4Electron.hh"
99 #include "G4Positron.hh"
100 #include "G4MuonPlus.hh"
101 #include "G4MuonMinus.hh"
102 #include "G4PionPlus.hh"
103 #include "G4PionMinus.hh"
104 #include "G4KaonPlus.hh"
105 #include "G4KaonMinus.hh"
106 #include "G4Proton.hh"
107 #include "G4AntiProton.hh"
108 #include "G4Deuteron.hh"
109 #include "G4Triton.hh"
110 #include "G4He3.hh"
111 #include "G4Alpha.hh"
112 #include "G4GenericIon.hh"
113 
114 //
115 #include "G4PhysicsListHelper.hh"
116 #include "G4BuilderType.hh"
117 
118 // factory
119 #include "G4PhysicsConstructorFactory.hh"
120 //
121 G4_DECLARE_PHYSCONSTR_FACTORY(G4EmLivermorePolarizedPhysics);
122 
123 
124 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
125 
126 G4EmLivermorePolarizedPhysics::G4EmLivermorePolarizedPhysics(G4int ver)
127  : G4VPhysicsConstructor("G4EmLivermorePolarizedPhysics"), verbose(ver)
128 {
129  G4LossTableManager::Instance();
130  SetPhysicsType(bElectromagnetic);
131 }
132 
133 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
134 
135 G4EmLivermorePolarizedPhysics::G4EmLivermorePolarizedPhysics(G4int ver, const G4String&)
136  : G4VPhysicsConstructor("G4EmLivermorePolarizedPhysics"), verbose(ver)
137 {
138  G4LossTableManager::Instance();
139  SetPhysicsType(bElectromagnetic);
140 }
141 
142 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
143 
144 G4EmLivermorePolarizedPhysics::~G4EmLivermorePolarizedPhysics()
145 {}
146 
147 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
148 
149 void G4EmLivermorePolarizedPhysics::ConstructParticle()
150 {
151 // gamma
152  G4Gamma::Gamma();
153 
154 // leptons
155  G4Electron::Electron();
156  G4Positron::Positron();
157  G4MuonPlus::MuonPlus();
158  G4MuonMinus::MuonMinus();
159 
160 // mesons
161  G4PionPlus::PionPlusDefinition();
162  G4PionMinus::PionMinusDefinition();
163  G4KaonPlus::KaonPlusDefinition();
164  G4KaonMinus::KaonMinusDefinition();
165 
166 // baryons
167  G4Proton::Proton();
168  G4AntiProton::AntiProton();
169 
170 // ions
171  G4Deuteron::Deuteron();
172  G4Triton::Triton();
173  G4He3::He3();
174  G4Alpha::Alpha();
175  G4GenericIon::GenericIonDefinition();
176 }
177 
178 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
179 
180 void G4EmLivermorePolarizedPhysics::ConstructProcess()
181 {
182  G4PhysicsListHelper* ph = G4PhysicsListHelper::GetPhysicsListHelper();
183 
184  // muon & hadron bremsstrahlung and pair production
185  G4MuBremsstrahlung* mub = new G4MuBremsstrahlung();
186  G4MuPairProduction* mup = new G4MuPairProduction();
187  G4hBremsstrahlung* pib = new G4hBremsstrahlung();
188  G4hPairProduction* pip = new G4hPairProduction();
189  G4hBremsstrahlung* kb = new G4hBremsstrahlung();
190  G4hPairProduction* kp = new G4hPairProduction();
191  G4hBremsstrahlung* pb = new G4hBremsstrahlung();
192  G4hPairProduction* pp = new G4hPairProduction();
193 
194  // muon & hadron multiple scattering
195  G4MuMultipleScattering* mumsc = new G4MuMultipleScattering();
196  mumsc->AddEmModel(0, new G4WentzelVIModel());
197  G4MuMultipleScattering* pimsc = new G4MuMultipleScattering();
198  pimsc->AddEmModel(0, new G4WentzelVIModel());
199  G4MuMultipleScattering* kmsc = new G4MuMultipleScattering();
200  kmsc->AddEmModel(0, new G4WentzelVIModel());
201  G4MuMultipleScattering* pmsc = new G4MuMultipleScattering();
202  pmsc->AddEmModel(0, new G4WentzelVIModel());
203  G4hMultipleScattering* hmsc = new G4hMultipleScattering("ionmsc");
204 
205  // high energy limit for e+- scattering models
206  G4double highEnergyLimit = 100*MeV;
207 
208  // nuclear stopping
209  G4NuclearStopping* ionnuc = new G4NuclearStopping();
210  G4NuclearStopping* pnuc = new G4NuclearStopping();
211 
212  // Add Livermore EM Processes
213  theParticleIterator->reset();
214 
215  while( (*theParticleIterator)() ){
216 
217  G4ParticleDefinition* particle = theParticleIterator->value();
218  G4String particleName = particle->GetParticleName();
219 
220  if(verbose > 1)
221  G4cout << "### " << GetPhysicsName() << " instantiates for "
222  << particleName << G4endl;
223 
224  //Applicability range for Livermore models
225  //for higher energies, the Standard models are used
226  G4double LivermoreHighEnergyLimit = GeV;
227 
228  if (particleName == "gamma") {
229 
230  G4PhotoElectricEffect* thePhotoElectricEffect = new G4PhotoElectricEffect();
231  G4LivermorePolarizedPhotoElectricModel* theLivermorePhotoElectricModel = new G4LivermorePolarizedPhotoElectricModel();
232  theLivermorePhotoElectricModel->SetHighEnergyLimit(LivermoreHighEnergyLimit);
233  thePhotoElectricEffect->AddEmModel(0, theLivermorePhotoElectricModel);
234  ph->RegisterProcess(thePhotoElectricEffect, particle);
235 
236  G4ComptonScattering* theComptonScattering = new G4ComptonScattering();
237  G4LivermorePolarizedComptonModel* theLivermoreComptonModel = new G4LivermorePolarizedComptonModel();
238  theLivermoreComptonModel->SetHighEnergyLimit(LivermoreHighEnergyLimit);
239  theComptonScattering->AddEmModel(0, theLivermoreComptonModel);
240  ph->RegisterProcess(theComptonScattering, particle);
241 
242  G4GammaConversion* theGammaConversion = new G4GammaConversion();
243  G4LivermorePolarizedGammaConversionModel* theLivermoreGammaConversionModel = new G4LivermorePolarizedGammaConversionModel();
244  theLivermoreGammaConversionModel->SetHighEnergyLimit(LivermoreHighEnergyLimit);
245  theGammaConversion->AddEmModel(0, theLivermoreGammaConversionModel);
246  ph->RegisterProcess(theGammaConversion, particle);
247 
248  G4RayleighScattering* theRayleigh = new G4RayleighScattering();
249  G4LivermorePolarizedRayleighModel* theRayleighModel = new G4LivermorePolarizedRayleighModel();
250  theRayleighModel->SetHighEnergyLimit(LivermoreHighEnergyLimit);
251  theRayleigh->AddEmModel(0, theRayleighModel);
252  ph->RegisterProcess(theRayleigh, particle);
253 
254  } else if (particleName == "e-") {
255 
256  // multiple scattering
257  G4eMultipleScattering* msc = new G4eMultipleScattering;
258  msc->SetStepLimitType(fUseDistanceToBoundary);
259  G4UrbanMscModel95* msc1 = new G4UrbanMscModel95();
260  G4WentzelVIModel* msc2 = new G4WentzelVIModel();
261  msc1->SetHighEnergyLimit(highEnergyLimit);
262  msc2->SetLowEnergyLimit(highEnergyLimit);
263  msc->AddEmModel(0, msc1);
264  msc->AddEmModel(0, msc2);
265 
266  G4eCoulombScatteringModel* ssm = new G4eCoulombScatteringModel();
267  G4CoulombScattering* ss = new G4CoulombScattering();
268  ss->SetEmModel(ssm, 1);
269  ss->SetMinKinEnergy(highEnergyLimit);
270  ssm->SetLowEnergyLimit(highEnergyLimit);
271  ssm->SetActivationLowEnergyLimit(highEnergyLimit);
272  ph->RegisterProcess(msc, particle);
273  ph->RegisterProcess(ss, particle);
274 
275  // Ionisation
276  G4eIonisation* eIoni = new G4eIonisation();
277  G4LivermoreIonisationModel* theIoniLivermore = new
278  G4LivermoreIonisationModel();
279  theIoniLivermore->SetHighEnergyLimit(0.1*MeV);
280  eIoni->AddEmModel(0, theIoniLivermore, new G4UniversalFluctuation() );
281  eIoni->SetStepFunction(0.2, 100*um); //
282  ph->RegisterProcess(eIoni, particle);
283 
284  // Bremsstrahlung from standard
285  G4eBremsstrahlung* eBrem = new G4eBremsstrahlung();
286  ph->RegisterProcess(eBrem, particle);
287 
288  } else if (particleName == "e+") {
289 
290  // multiple scattering
291  G4eMultipleScattering* msc = new G4eMultipleScattering;
292  msc->SetStepLimitType(fUseDistanceToBoundary);
293  G4UrbanMscModel95* msc1 = new G4UrbanMscModel95();
294  G4WentzelVIModel* msc2 = new G4WentzelVIModel();
295  msc1->SetHighEnergyLimit(highEnergyLimit);
296  msc2->SetLowEnergyLimit(highEnergyLimit);
297  msc->AddEmModel(0, msc1);
298  msc->AddEmModel(0, msc2);
299 
300  G4eCoulombScatteringModel* ssm = new G4eCoulombScatteringModel();
301  G4CoulombScattering* ss = new G4CoulombScattering();
302  ss->SetEmModel(ssm, 1);
303  ss->SetMinKinEnergy(highEnergyLimit);
304  ssm->SetLowEnergyLimit(highEnergyLimit);
305  ssm->SetActivationLowEnergyLimit(highEnergyLimit);
306 
307  // Ionisation
308  G4eIonisation* eIoni = new G4eIonisation();
309  eIoni->SetStepFunction(0.2, 100*um);
310 
311  ph->RegisterProcess(msc, particle);
312  ph->RegisterProcess(eIoni, particle);
313  ph->RegisterProcess(new G4eBremsstrahlung(), particle);
314  ph->RegisterProcess(new G4eplusAnnihilation(), particle);
315  ph->RegisterProcess(ss, particle);
316 
317  } else if (particleName == "mu+" ||
318  particleName == "mu-" ) {
319 
320  G4MuIonisation* muIoni = new G4MuIonisation();
321  muIoni->SetStepFunction(0.2, 50*um);
322 
323  ph->RegisterProcess(mumsc, particle);
324  ph->RegisterProcess(muIoni, particle);
325  ph->RegisterProcess(mub, particle);
326  ph->RegisterProcess(mup, particle);
327  ph->RegisterProcess(new G4CoulombScattering(), particle);
328 
329  } else if (particleName == "alpha" ||
330  particleName == "He3" ) {
331 
332  // Identical to G4EmStandardPhysics_option3
333 
334  G4hMultipleScattering* msc = new G4hMultipleScattering();
335  G4ionIonisation* ionIoni = new G4ionIonisation();
336  ionIoni->SetStepFunction(0.1, 10*um);
337 
338  ph->RegisterProcess(msc, particle);
339  ph->RegisterProcess(ionIoni, particle);
340  ph->RegisterProcess(ionnuc, particle);
341 
342  } else if (particleName == "GenericIon") {
343 
344  // Identical to G4EmStandardPhysics_option3
345 
346  G4ionIonisation* ionIoni = new G4ionIonisation();
347  ionIoni->SetEmModel(new G4IonParametrisedLossModel());
348  ionIoni->SetStepFunction(0.1, 1*um);
349 
350  ph->RegisterProcess(hmsc, particle);
351  ph->RegisterProcess(ionIoni, particle);
352  ph->RegisterProcess(ionnuc, particle);
353 
354  } else if (particleName == "pi+" ||
355  particleName == "pi-" ) {
356 
357  //G4hMultipleScattering* pimsc = new G4hMultipleScattering();
358  G4hIonisation* hIoni = new G4hIonisation();
359  hIoni->SetStepFunction(0.2, 50*um);
360 
361  ph->RegisterProcess(pimsc, particle);
362  ph->RegisterProcess(hIoni, particle);
363  ph->RegisterProcess(pib, particle);
364  ph->RegisterProcess(pip, particle);
365 
366  } else if (particleName == "kaon+" ||
367  particleName == "kaon-" ) {
368 
369  //G4hMultipleScattering* kmsc = new G4hMultipleScattering();
370  G4hIonisation* hIoni = new G4hIonisation();
371  hIoni->SetStepFunction(0.2, 50*um);
372 
373  ph->RegisterProcess(kmsc, particle);
374  ph->RegisterProcess(hIoni, particle);
375  ph->RegisterProcess(kb, particle);
376  ph->RegisterProcess(kp, particle);
377 
378  } else if (particleName == "proton" ||
379  particleName == "anti_proton") {
380 
381  //G4hMultipleScattering* pmsc = new G4hMultipleScattering();
382  G4hIonisation* hIoni = new G4hIonisation();
383  hIoni->SetStepFunction(0.2, 50*um);
384 
385  ph->RegisterProcess(pmsc, particle);
386  ph->RegisterProcess(hIoni, particle);
387  ph->RegisterProcess(pb, particle);
388  ph->RegisterProcess(pp, particle);
389  ph->RegisterProcess(pnuc, particle);
390 
391  } else if (particleName == "B+" ||
392  particleName == "B-" ||
393  particleName == "D+" ||
394  particleName == "D-" ||
395  particleName == "Ds+" ||
396  particleName == "Ds-" ||
397  particleName == "anti_He3" ||
398  particleName == "anti_alpha" ||
399  particleName == "anti_deuteron" ||
400  particleName == "anti_lambda_c+" ||
401  particleName == "anti_omega-" ||
402  particleName == "anti_sigma_c+" ||
403  particleName == "anti_sigma_c++" ||
404  particleName == "anti_sigma+" ||
405  particleName == "anti_sigma-" ||
406  particleName == "anti_triton" ||
407  particleName == "anti_xi_c+" ||
408  particleName == "anti_xi-" ||
409  particleName == "deuteron" ||
410  particleName == "lambda_c+" ||
411  particleName == "omega-" ||
412  particleName == "sigma_c+" ||
413  particleName == "sigma_c++" ||
414  particleName == "sigma+" ||
415  particleName == "sigma-" ||
416  particleName == "tau+" ||
417  particleName == "tau-" ||
418  particleName == "triton" ||
419  particleName == "xi_c+" ||
420  particleName == "xi-" ) {
421 
422  // Identical to G4EmStandardPhysics_option3
423 
424  ph->RegisterProcess(hmsc, particle);
425  ph->RegisterProcess(new G4hIonisation(), particle);
426  ph->RegisterProcess(pnuc, particle);
427  }
428  }
429 
430  // Em options
431  //
432  G4EmProcessOptions opt;
433  opt.SetVerbose(verbose);
434 
435  // Multiple Coulomb scattering
436  //
437  opt.SetPolarAngleLimit(CLHEP::pi);
438 
439  // Physics tables
440  //
441 
442  opt.SetMinEnergy(100*eV);
443  opt.SetMaxEnergy(10*TeV);
444  opt.SetDEDXBinning(220);
445  opt.SetLambdaBinning(220);
446 
447  // Nuclear stopping
448  pnuc->SetMaxKinEnergy(MeV);
449 
450  // Ionization
451  //
452  //opt.SetSubCutoff(true);
453 
454  // Deexcitation
455  //
456  G4VAtomDeexcitation* de = new G4UAtomicDeexcitation();
457  G4LossTableManager::Instance()->SetAtomDeexcitation(de);
458  de->SetFluo(true);
459 }
460 
461 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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