1 | // |
---|
2 | // ******************************************************************** |
---|
3 | // * License and Disclaimer * |
---|
4 | // * * |
---|
5 | // * The Geant4 software is copyright of the Copyright Holders of * |
---|
6 | // * the Geant4 Collaboration. It is provided under the terms and * |
---|
7 | // * conditions of the Geant4 Software License, included in the file * |
---|
8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
---|
9 | // * include a list of copyright holders. * |
---|
10 | // * * |
---|
11 | // * Neither the authors of this software system, nor their employing * |
---|
12 | // * institutes,nor the agencies providing financial support for this * |
---|
13 | // * work make any representation or warranty, express or implied, * |
---|
14 | // * regarding this software system or assume any liability for its * |
---|
15 | // * use. Please see the license in the file LICENSE and URL above * |
---|
16 | // * for the full disclaimer and the limitation of liability. * |
---|
17 | // * * |
---|
18 | // * This code implementation is the result of the scientific and * |
---|
19 | // * technical work of the GEANT4 collaboration. * |
---|
20 | // * By using, copying, modifying or distributing the software (or * |
---|
21 | // * any work based on the software) you agree to acknowledge its * |
---|
22 | // * use in resulting scientific publications, and indicate your * |
---|
23 | // * acceptance of all terms of the Geant4 Software license. * |
---|
24 | // ******************************************************************** |
---|
25 | // |
---|
26 | // $Id: G4EmCalculator.cc,v 1.53 2010/04/13 10:58:03 vnivanch Exp $ |
---|
27 | // GEANT4 tag $Name: geant4-09-04-beta-01 $ |
---|
28 | // |
---|
29 | // ------------------------------------------------------------------- |
---|
30 | // |
---|
31 | // GEANT4 Class file |
---|
32 | // |
---|
33 | // |
---|
34 | // File name: G4EmCalculator |
---|
35 | // |
---|
36 | // Author: Vladimir Ivanchenko |
---|
37 | // |
---|
38 | // Creation date: 28.06.2004 |
---|
39 | // |
---|
40 | // Modifications: |
---|
41 | // 12.09.2004 Add verbosity (V.Ivanchenko) |
---|
42 | // 17.11.2004 Change signature of methods, add new methods (V.Ivanchenko) |
---|
43 | // 08.04.2005 Major optimisation of internal interfaces (V.Ivantchenko) |
---|
44 | // 08.05.2005 Use updated interfaces (V.Ivantchenko) |
---|
45 | // 23.10.2005 Fix computations for ions (V.Ivantchenko) |
---|
46 | // 11.01.2006 Add GetCSDARange (V.Ivantchenko) |
---|
47 | // 26.01.2006 Rename GetRange -> GetRangeFromRestricteDEDX (V.Ivanchenko) |
---|
48 | // 14.03.2006 correction in GetCrossSectionPerVolume (mma) |
---|
49 | // suppress GetCrossSectionPerAtom |
---|
50 | // elm->GetA() in ComputeCrossSectionPerAtom |
---|
51 | // 22.03.2006 Add ComputeElectronicDEDX and ComputeTotalDEDX (V.Ivanchenko) |
---|
52 | // 13.05.2006 Add Corrections for ion stopping (V.Ivanchenko) |
---|
53 | // 29.09.2006 Uncomment computation of smoothing factor (V.Ivanchenko) |
---|
54 | // 27.10.2006 Change test energy to access lowEnergy model from |
---|
55 | // 10 keV to 1 keV (V. Ivanchenko) |
---|
56 | // 15.03.2007 Add ComputeEnergyCutFromRangeCut methods (V.Ivanchenko) |
---|
57 | // 21.04.2008 Updated computations for ions (V.Ivanchenko) |
---|
58 | // |
---|
59 | // Class Description: |
---|
60 | // |
---|
61 | // ------------------------------------------------------------------- |
---|
62 | // |
---|
63 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
64 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
65 | |
---|
66 | #include "G4EmCalculator.hh" |
---|
67 | #include "G4LossTableManager.hh" |
---|
68 | #include "G4VEmProcess.hh" |
---|
69 | #include "G4VEnergyLossProcess.hh" |
---|
70 | #include "G4VMultipleScattering.hh" |
---|
71 | #include "G4Material.hh" |
---|
72 | #include "G4MaterialCutsCouple.hh" |
---|
73 | #include "G4ParticleDefinition.hh" |
---|
74 | #include "G4ParticleTable.hh" |
---|
75 | #include "G4PhysicsTable.hh" |
---|
76 | #include "G4ProductionCutsTable.hh" |
---|
77 | #include "G4ProcessManager.hh" |
---|
78 | #include "G4ionEffectiveCharge.hh" |
---|
79 | #include "G4RegionStore.hh" |
---|
80 | #include "G4Element.hh" |
---|
81 | #include "G4EmCorrections.hh" |
---|
82 | #include "G4GenericIon.hh" |
---|
83 | |
---|
84 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
85 | |
---|
86 | G4EmCalculator::G4EmCalculator() |
---|
87 | { |
---|
88 | manager = G4LossTableManager::Instance(); |
---|
89 | corr = manager->EmCorrections(); |
---|
90 | nLocalMaterials = 0; |
---|
91 | verbose = 0; |
---|
92 | currentCoupleIndex = 0; |
---|
93 | currentCouple = 0; |
---|
94 | currentMaterial = 0; |
---|
95 | currentParticle = 0; |
---|
96 | lambdaParticle = 0; |
---|
97 | baseParticle = 0; |
---|
98 | currentLambda = 0; |
---|
99 | currentModel = 0; |
---|
100 | loweModel = 0; |
---|
101 | chargeSquare = 1.0; |
---|
102 | massRatio = 1.0; |
---|
103 | currentParticleName= ""; |
---|
104 | currentMaterialName= ""; |
---|
105 | currentName = ""; |
---|
106 | lambdaName = ""; |
---|
107 | theGenericIon = G4GenericIon::GenericIon(); |
---|
108 | ionEffCharge = new G4ionEffectiveCharge(); |
---|
109 | isIon = false; |
---|
110 | isApplicable = false; |
---|
111 | } |
---|
112 | |
---|
113 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
114 | |
---|
115 | G4EmCalculator::~G4EmCalculator() |
---|
116 | { |
---|
117 | delete ionEffCharge; |
---|
118 | for (G4int i=0; i<nLocalMaterials; ++i) { |
---|
119 | delete localCouples[i]; |
---|
120 | } |
---|
121 | } |
---|
122 | |
---|
123 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
124 | |
---|
125 | G4double G4EmCalculator::GetDEDX(G4double kinEnergy, const G4ParticleDefinition* p, |
---|
126 | const G4Material* mat, const G4Region* region) |
---|
127 | { |
---|
128 | G4double res = 0.0; |
---|
129 | const G4MaterialCutsCouple* couple = FindCouple(mat, region); |
---|
130 | if(couple && UpdateParticle(p, kinEnergy) ) { |
---|
131 | res = manager->GetDEDX(p, kinEnergy, couple); |
---|
132 | |
---|
133 | if(isIon) { |
---|
134 | if(FindEmModel(p, currentProcessName, kinEnergy)) { |
---|
135 | G4double length = CLHEP::nm; |
---|
136 | G4double eloss = res*length; |
---|
137 | //G4cout << "### GetDEDX: E= " << kinEnergy << " dedx0= " << res |
---|
138 | // << " de= " << eloss << G4endl;; |
---|
139 | G4double niel = 0.0; |
---|
140 | dynParticle.SetKineticEnergy(kinEnergy); |
---|
141 | currentModel->GetChargeSquareRatio(p, mat, kinEnergy); |
---|
142 | currentModel->CorrectionsAlongStep(couple,&dynParticle,eloss,niel,length); |
---|
143 | res = eloss/length; |
---|
144 | //G4cout << " de1= " << eloss << " res1= " << res |
---|
145 | // << " " << p->GetParticleName() <<G4endl;; |
---|
146 | } |
---|
147 | } |
---|
148 | |
---|
149 | if(verbose>0) { |
---|
150 | G4cout << "G4EmCalculator::GetDEDX: E(MeV)= " << kinEnergy/MeV |
---|
151 | << " DEDX(MeV/mm)= " << res*mm/MeV |
---|
152 | << " DEDX(MeV*cm^2/g)= " << res*gram/(MeV*cm2*mat->GetDensity()) |
---|
153 | << " " << p->GetParticleName() |
---|
154 | << " in " << mat->GetName() |
---|
155 | << " isIon= " << isIon |
---|
156 | << G4endl; |
---|
157 | } |
---|
158 | } |
---|
159 | return res; |
---|
160 | } |
---|
161 | |
---|
162 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
163 | |
---|
164 | G4double G4EmCalculator::GetDEDX(G4double kinEnergy, const G4String& particle, |
---|
165 | const G4String& material, const G4String& reg) |
---|
166 | { |
---|
167 | return GetDEDX(kinEnergy,FindParticle(particle), |
---|
168 | FindMaterial(material),FindRegion(reg)); |
---|
169 | } |
---|
170 | |
---|
171 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
172 | |
---|
173 | G4double G4EmCalculator::GetRangeFromRestricteDEDX(G4double kinEnergy, |
---|
174 | const G4ParticleDefinition* p, |
---|
175 | const G4Material* mat, |
---|
176 | const G4Region* region) |
---|
177 | { |
---|
178 | G4double res = 0.0; |
---|
179 | const G4MaterialCutsCouple* couple = FindCouple(mat,region); |
---|
180 | if(couple && UpdateParticle(p, kinEnergy)) { |
---|
181 | res = manager->GetRangeFromRestricteDEDX(p, kinEnergy, couple); |
---|
182 | if(verbose>0) { |
---|
183 | G4cout << "G4EmCalculator::GetRange: E(MeV)= " << kinEnergy/MeV |
---|
184 | << " range(mm)= " << res/mm |
---|
185 | << " " << p->GetParticleName() |
---|
186 | << " in " << mat->GetName() |
---|
187 | << G4endl; |
---|
188 | } |
---|
189 | } |
---|
190 | return res; |
---|
191 | } |
---|
192 | |
---|
193 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
194 | |
---|
195 | G4double G4EmCalculator::GetCSDARange(G4double kinEnergy, |
---|
196 | const G4ParticleDefinition* p, |
---|
197 | const G4Material* mat, |
---|
198 | const G4Region* region) |
---|
199 | { |
---|
200 | G4double res = 0.0; |
---|
201 | const G4MaterialCutsCouple* couple = FindCouple(mat,region); |
---|
202 | if(couple && UpdateParticle(p, kinEnergy)) { |
---|
203 | res = manager->GetCSDARange(p, kinEnergy, couple); |
---|
204 | if(verbose>0) { |
---|
205 | G4cout << "G4EmCalculator::GetRange: E(MeV)= " << kinEnergy/MeV |
---|
206 | << " range(mm)= " << res/mm |
---|
207 | << " " << p->GetParticleName() |
---|
208 | << " in " << mat->GetName() |
---|
209 | << G4endl; |
---|
210 | } |
---|
211 | } |
---|
212 | return res; |
---|
213 | } |
---|
214 | |
---|
215 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
216 | |
---|
217 | G4double G4EmCalculator::GetRange(G4double kinEnergy, |
---|
218 | const G4ParticleDefinition* p, |
---|
219 | const G4Material* mat, |
---|
220 | const G4Region* region) |
---|
221 | { |
---|
222 | G4double res = 0.0; |
---|
223 | const G4MaterialCutsCouple* couple = FindCouple(mat,region); |
---|
224 | if(couple && UpdateParticle(p, kinEnergy)) { |
---|
225 | res = manager->GetRange(p, kinEnergy, couple); |
---|
226 | if(verbose>0) { |
---|
227 | G4cout << "G4EmCalculator::GetRange: E(MeV)= " << kinEnergy/MeV |
---|
228 | << " range(mm)= " << res/mm |
---|
229 | << " " << p->GetParticleName() |
---|
230 | << " in " << mat->GetName() |
---|
231 | << G4endl; |
---|
232 | } |
---|
233 | } |
---|
234 | return res; |
---|
235 | } |
---|
236 | |
---|
237 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
238 | |
---|
239 | G4double G4EmCalculator::GetRangeFromRestricteDEDX(G4double kinEnergy, |
---|
240 | const G4String& particle, |
---|
241 | const G4String& material, |
---|
242 | const G4String& reg) |
---|
243 | { |
---|
244 | return GetRangeFromRestricteDEDX(kinEnergy,FindParticle(particle), |
---|
245 | FindMaterial(material),FindRegion(reg)); |
---|
246 | } |
---|
247 | |
---|
248 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
249 | |
---|
250 | G4double G4EmCalculator::GetCSDARange(G4double kinEnergy, |
---|
251 | const G4String& particle, |
---|
252 | const G4String& material, |
---|
253 | const G4String& reg) |
---|
254 | { |
---|
255 | return GetCSDARange(kinEnergy,FindParticle(particle), |
---|
256 | FindMaterial(material),FindRegion(reg)); |
---|
257 | } |
---|
258 | |
---|
259 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
260 | |
---|
261 | G4double G4EmCalculator::GetRange(G4double kinEnergy, |
---|
262 | const G4String& particle, |
---|
263 | const G4String& material, |
---|
264 | const G4String& reg) |
---|
265 | { |
---|
266 | return GetRange(kinEnergy,FindParticle(particle), |
---|
267 | FindMaterial(material),FindRegion(reg)); |
---|
268 | } |
---|
269 | |
---|
270 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
271 | |
---|
272 | G4double G4EmCalculator::GetKinEnergy(G4double range, |
---|
273 | const G4ParticleDefinition* p, |
---|
274 | const G4Material* mat, |
---|
275 | const G4Region* region) |
---|
276 | { |
---|
277 | G4double res = 0.0; |
---|
278 | const G4MaterialCutsCouple* couple = FindCouple(mat,region); |
---|
279 | if(couple && UpdateParticle(p, 1.0*GeV)) { |
---|
280 | res = manager->GetEnergy(p, range, couple); |
---|
281 | if(verbose>0) { |
---|
282 | G4cout << "G4EmCalculator::GetKinEnergy: Range(mm)= " << range/mm |
---|
283 | << " KinE(MeV)= " << res/MeV |
---|
284 | << " " << p->GetParticleName() |
---|
285 | << " in " << mat->GetName() |
---|
286 | << G4endl; |
---|
287 | } |
---|
288 | } |
---|
289 | return res; |
---|
290 | } |
---|
291 | |
---|
292 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
293 | |
---|
294 | G4double G4EmCalculator::GetKinEnergy(G4double range, const G4String& particle, |
---|
295 | const G4String& material, const G4String& reg) |
---|
296 | { |
---|
297 | return GetKinEnergy(range,FindParticle(particle), |
---|
298 | FindMaterial(material),FindRegion(reg)); |
---|
299 | } |
---|
300 | |
---|
301 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
302 | |
---|
303 | G4double G4EmCalculator::GetCrossSectionPerVolume(G4double kinEnergy, |
---|
304 | const G4ParticleDefinition* p, |
---|
305 | const G4String& processName, |
---|
306 | const G4Material* mat, |
---|
307 | const G4Region* region) |
---|
308 | { |
---|
309 | G4double res = 0.0; |
---|
310 | const G4MaterialCutsCouple* couple = FindCouple(mat,region); |
---|
311 | |
---|
312 | if(couple && UpdateParticle(p, kinEnergy)) { |
---|
313 | G4int idx = couple->GetIndex(); |
---|
314 | FindLambdaTable(p, processName); |
---|
315 | |
---|
316 | if(currentLambda) { |
---|
317 | G4double e = kinEnergy*massRatio; |
---|
318 | res = (((*currentLambda)[idx])->Value(e))*chargeSquare; |
---|
319 | if(verbose>0) { |
---|
320 | G4cout << "G4EmCalculator::GetXSPerVolume: E(MeV)= " << kinEnergy/MeV |
---|
321 | << " cross(cm-1)= " << res*cm |
---|
322 | << " " << p->GetParticleName() |
---|
323 | << " in " << mat->GetName(); |
---|
324 | if(verbose>1) |
---|
325 | G4cout << " idx= " << idx << " Escaled((MeV)= " << e |
---|
326 | << " q2= " << chargeSquare; |
---|
327 | G4cout << G4endl; |
---|
328 | } |
---|
329 | } |
---|
330 | } |
---|
331 | return res; |
---|
332 | } |
---|
333 | |
---|
334 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
335 | |
---|
336 | G4double G4EmCalculator::GetCrossSectionPerVolume(G4double kinEnergy, |
---|
337 | const G4String& particle, |
---|
338 | const G4String& processName, |
---|
339 | const G4String& material, |
---|
340 | const G4String& reg) |
---|
341 | { |
---|
342 | return GetCrossSectionPerVolume(kinEnergy,FindParticle(particle),processName, |
---|
343 | FindMaterial(material),FindRegion(reg)); |
---|
344 | } |
---|
345 | |
---|
346 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
347 | |
---|
348 | G4double G4EmCalculator::GetMeanFreePath(G4double kinEnergy, |
---|
349 | const G4ParticleDefinition* p, |
---|
350 | const G4String& processName, |
---|
351 | const G4Material* mat, |
---|
352 | const G4Region* region) |
---|
353 | { |
---|
354 | G4double res = DBL_MAX; |
---|
355 | G4double x = GetCrossSectionPerVolume(kinEnergy,p, processName, mat,region); |
---|
356 | if(x > 0.0) { res = 1.0/x; } |
---|
357 | if(verbose>1) { |
---|
358 | G4cout << "G4EmCalculator::GetMeanFreePath: E(MeV)= " << kinEnergy/MeV |
---|
359 | << " MFP(mm)= " << res/mm |
---|
360 | << " " << p->GetParticleName() |
---|
361 | << " in " << mat->GetName() |
---|
362 | << G4endl; |
---|
363 | } |
---|
364 | return res; |
---|
365 | } |
---|
366 | |
---|
367 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
368 | |
---|
369 | G4double G4EmCalculator::GetMeanFreePath(G4double kinEnergy, |
---|
370 | const G4String& particle, |
---|
371 | const G4String& processName, |
---|
372 | const G4String& material, |
---|
373 | const G4String& reg) |
---|
374 | { |
---|
375 | return GetMeanFreePath(kinEnergy,FindParticle(particle),processName, |
---|
376 | FindMaterial(material),FindRegion(reg)); |
---|
377 | } |
---|
378 | |
---|
379 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
380 | |
---|
381 | void G4EmCalculator::PrintDEDXTable(const G4ParticleDefinition* p) |
---|
382 | { |
---|
383 | const G4VEnergyLossProcess* elp = FindEnergyLossProcess(p); |
---|
384 | G4cout << "##### DEDX Table for " << p->GetParticleName() << G4endl; |
---|
385 | if(elp) G4cout << *(elp->DEDXTable()) << G4endl; |
---|
386 | } |
---|
387 | |
---|
388 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
389 | |
---|
390 | void G4EmCalculator::PrintRangeTable(const G4ParticleDefinition* p) |
---|
391 | { |
---|
392 | const G4VEnergyLossProcess* elp = FindEnergyLossProcess(p); |
---|
393 | G4cout << "##### Range Table for " << p->GetParticleName() << G4endl; |
---|
394 | if(elp) G4cout << *(elp->RangeTableForLoss()) << G4endl; |
---|
395 | } |
---|
396 | |
---|
397 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
398 | |
---|
399 | void G4EmCalculator::PrintInverseRangeTable(const G4ParticleDefinition* p) |
---|
400 | { |
---|
401 | const G4VEnergyLossProcess* elp = FindEnergyLossProcess(p); |
---|
402 | G4cout << "### G4EmCalculator: Inverse Range Table for " |
---|
403 | << p->GetParticleName() << G4endl; |
---|
404 | if(elp) G4cout << *(elp->InverseRangeTable()) << G4endl; |
---|
405 | } |
---|
406 | |
---|
407 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
408 | |
---|
409 | G4double G4EmCalculator::ComputeDEDX(G4double kinEnergy, |
---|
410 | const G4ParticleDefinition* p, |
---|
411 | const G4String& processName, |
---|
412 | const G4Material* mat, |
---|
413 | G4double cut) |
---|
414 | { |
---|
415 | currentMaterial = mat; |
---|
416 | currentMaterialName = mat->GetName(); |
---|
417 | G4double res = 0.0; |
---|
418 | if(verbose > 1) { |
---|
419 | G4cout << "### G4EmCalculator::ComputeDEDX: " << p->GetParticleName() |
---|
420 | << " in " << currentMaterialName |
---|
421 | << " e(MeV)= " << kinEnergy/MeV << " cut(MeV)= " << cut/MeV |
---|
422 | << G4endl; |
---|
423 | } |
---|
424 | if(UpdateParticle(p, kinEnergy)) { |
---|
425 | if(FindEmModel(p, processName, kinEnergy)) { |
---|
426 | G4double escaled = kinEnergy*massRatio; |
---|
427 | if(baseParticle) { |
---|
428 | res = currentModel->ComputeDEDXPerVolume( |
---|
429 | mat, baseParticle, escaled, cut) * chargeSquare; |
---|
430 | if(verbose > 1) { |
---|
431 | G4cout << baseParticle->GetParticleName() |
---|
432 | << " Escaled(MeV)= " << escaled; |
---|
433 | } |
---|
434 | } else { |
---|
435 | res = currentModel->ComputeDEDXPerVolume(mat, p, kinEnergy, cut); |
---|
436 | if(verbose > 1) G4cout << " no basePart E(MeV)= " << kinEnergy; |
---|
437 | } |
---|
438 | if(verbose > 1) { |
---|
439 | G4cout << " DEDX(MeV/mm)= " << res*mm/MeV |
---|
440 | << " DEDX(MeV*cm^2/g)= " |
---|
441 | << res*gram/(MeV*cm2*mat->GetDensity()) |
---|
442 | << G4endl; |
---|
443 | } |
---|
444 | |
---|
445 | // emulate smoothing procedure |
---|
446 | G4double eth = currentModel->LowEnergyLimit(); |
---|
447 | // G4cout << "massRatio= " << massRatio << " eth= " << eth << G4endl; |
---|
448 | if(loweModel) { |
---|
449 | G4double res0 = 0.0; |
---|
450 | G4double res1 = 0.0; |
---|
451 | if(baseParticle) { |
---|
452 | res1 = currentModel->ComputeDEDXPerVolume(mat, baseParticle, eth, cut) |
---|
453 | * chargeSquare; |
---|
454 | res0 = loweModel->ComputeDEDXPerVolume(mat, baseParticle, eth, cut) |
---|
455 | * chargeSquare; |
---|
456 | } else { |
---|
457 | res1 = currentModel->ComputeDEDXPerVolume(mat, p, eth, cut); |
---|
458 | res0 = loweModel->ComputeDEDXPerVolume(mat, p, eth, cut); |
---|
459 | } |
---|
460 | if(verbose > 1) { |
---|
461 | G4cout << "At boundary energy(MeV)= " << eth/MeV |
---|
462 | << " DEDX(MeV/mm)= " << res1*mm/MeV |
---|
463 | << G4endl; |
---|
464 | } |
---|
465 | /* |
---|
466 | G4cout << "eth= " << eth << " escaled= " << escaled |
---|
467 | << " res0= " << res0 << " res1= " |
---|
468 | << res1 << " q2= " << chargeSquare << G4endl; |
---|
469 | */ |
---|
470 | res += (res0 - res1)*eth/escaled; |
---|
471 | } |
---|
472 | |
---|
473 | // low energy correction for ions |
---|
474 | if(isIon) { |
---|
475 | G4double length = CLHEP::nm; |
---|
476 | const G4Region* r = 0; |
---|
477 | const G4MaterialCutsCouple* couple = FindCouple(mat, r); |
---|
478 | G4double eloss = res*length; |
---|
479 | G4double niel = 0.0; |
---|
480 | dynParticle.SetKineticEnergy(kinEnergy); |
---|
481 | currentModel->GetChargeSquareRatio(p, mat, kinEnergy); |
---|
482 | currentModel->CorrectionsAlongStep(couple,&dynParticle,eloss,niel,length); |
---|
483 | res = eloss/length; |
---|
484 | |
---|
485 | if(verbose > 1) { |
---|
486 | G4cout << "After Corrections: DEDX(MeV/mm)= " << res*mm/MeV |
---|
487 | << " DEDX(MeV*cm^2/g)= " << res*gram/(MeV*cm2*mat->GetDensity()) |
---|
488 | << G4endl; |
---|
489 | } |
---|
490 | } |
---|
491 | } |
---|
492 | |
---|
493 | if(verbose > 0) { |
---|
494 | G4cout << "E(MeV)= " << kinEnergy/MeV |
---|
495 | << " DEDX(MeV/mm)= " << res*mm/MeV |
---|
496 | << " DEDX(MeV*cm^2/g)= " << res*gram/(MeV*cm2*mat->GetDensity()) |
---|
497 | << " cut(MeV)= " << cut/MeV |
---|
498 | << " " << p->GetParticleName() |
---|
499 | << " in " << currentMaterialName |
---|
500 | << " Zi^2= " << chargeSquare |
---|
501 | << " isIon=" << isIon |
---|
502 | << G4endl; |
---|
503 | } |
---|
504 | } |
---|
505 | return res; |
---|
506 | } |
---|
507 | |
---|
508 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
509 | |
---|
510 | G4double G4EmCalculator::ComputeElectronicDEDX(G4double kinEnergy, |
---|
511 | const G4ParticleDefinition* part, |
---|
512 | const G4Material* mat, |
---|
513 | G4double cut) |
---|
514 | { |
---|
515 | currentMaterial = mat; |
---|
516 | currentMaterialName = mat->GetName(); |
---|
517 | G4double dedx = 0.0; |
---|
518 | if(UpdateParticle(part, kinEnergy)) { |
---|
519 | G4LossTableManager* lManager = G4LossTableManager::Instance(); |
---|
520 | const std::vector<G4VEnergyLossProcess*> vel = |
---|
521 | lManager->GetEnergyLossProcessVector(); |
---|
522 | G4int n = vel.size(); |
---|
523 | for(G4int i=0; i<n; ++i) { |
---|
524 | const G4ParticleDefinition* p = (vel[i])->Particle(); |
---|
525 | if((!isIon && p == part) || (isIon && p == theGenericIon)) { |
---|
526 | dedx += ComputeDEDX(kinEnergy,part,(vel[i])->GetProcessName(),mat,cut); |
---|
527 | } |
---|
528 | } |
---|
529 | } |
---|
530 | return dedx; |
---|
531 | } |
---|
532 | |
---|
533 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
534 | |
---|
535 | G4double G4EmCalculator::ComputeElectronicDEDX(G4double kinEnergy, const G4String& part, |
---|
536 | const G4String& mat, G4double cut) |
---|
537 | { |
---|
538 | return ComputeElectronicDEDX(kinEnergy,FindParticle(part),FindMaterial(mat),cut); |
---|
539 | } |
---|
540 | |
---|
541 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
542 | |
---|
543 | G4double G4EmCalculator::ComputeTotalDEDX(G4double kinEnergy, |
---|
544 | const G4ParticleDefinition* part, |
---|
545 | const G4Material* mat, |
---|
546 | G4double cut) |
---|
547 | { |
---|
548 | G4double dedx = ComputeElectronicDEDX(kinEnergy,part,mat,cut); |
---|
549 | if(mass > 700.*MeV) dedx += ComputeNuclearDEDX(kinEnergy,part,mat); |
---|
550 | return dedx; |
---|
551 | } |
---|
552 | |
---|
553 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
554 | |
---|
555 | G4double G4EmCalculator::ComputeTotalDEDX(G4double kinEnergy, |
---|
556 | const G4String& part, |
---|
557 | const G4String& mat, |
---|
558 | G4double cut) |
---|
559 | { |
---|
560 | return ComputeTotalDEDX(kinEnergy,FindParticle(part),FindMaterial(mat),cut); |
---|
561 | } |
---|
562 | |
---|
563 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
564 | |
---|
565 | G4double G4EmCalculator::ComputeDEDX(G4double kinEnergy, |
---|
566 | const G4String& particle, |
---|
567 | const G4String& processName, |
---|
568 | const G4String& material, |
---|
569 | G4double cut) |
---|
570 | { |
---|
571 | return ComputeDEDX(kinEnergy,FindParticle(particle),processName, |
---|
572 | FindMaterial(material),cut); |
---|
573 | } |
---|
574 | |
---|
575 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
576 | |
---|
577 | G4double G4EmCalculator::ComputeNuclearDEDX(G4double kinEnergy, |
---|
578 | const G4ParticleDefinition* p, |
---|
579 | const G4Material* mat) |
---|
580 | { |
---|
581 | |
---|
582 | G4double res = corr->NuclearDEDX(p, mat, kinEnergy, false); |
---|
583 | |
---|
584 | if(verbose > 1) { |
---|
585 | G4cout << p->GetParticleName() << " E(MeV)= " << kinEnergy/MeV |
---|
586 | << " NuclearDEDX(MeV/mm)= " << res*mm/MeV |
---|
587 | << " NuclearDEDX(MeV*cm^2/g)= " |
---|
588 | << res*gram/(MeV*cm2*mat->GetDensity()) |
---|
589 | << G4endl; |
---|
590 | } |
---|
591 | return res; |
---|
592 | } |
---|
593 | |
---|
594 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
595 | |
---|
596 | G4double G4EmCalculator::ComputeNuclearDEDX(G4double kinEnergy, |
---|
597 | const G4String& particle, |
---|
598 | const G4String& material) |
---|
599 | { |
---|
600 | return ComputeNuclearDEDX(kinEnergy,FindParticle(particle), |
---|
601 | FindMaterial(material)); |
---|
602 | } |
---|
603 | |
---|
604 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
605 | |
---|
606 | G4double G4EmCalculator::ComputeCrossSectionPerVolume( |
---|
607 | G4double kinEnergy, |
---|
608 | const G4ParticleDefinition* p, |
---|
609 | const G4String& processName, |
---|
610 | const G4Material* mat, |
---|
611 | G4double cut) |
---|
612 | { |
---|
613 | currentMaterial = mat; |
---|
614 | currentMaterialName = mat->GetName(); |
---|
615 | G4double res = 0.0; |
---|
616 | if(UpdateParticle(p, kinEnergy)) { |
---|
617 | if(FindEmModel(p, processName, kinEnergy)) { |
---|
618 | G4double e = kinEnergy; |
---|
619 | if(baseParticle) { |
---|
620 | e *= kinEnergy*massRatio; |
---|
621 | res = currentModel->CrossSectionPerVolume( |
---|
622 | mat, baseParticle, e, cut, e) * chargeSquare; |
---|
623 | } else { |
---|
624 | res = currentModel->CrossSectionPerVolume(mat, p, e, cut, e); |
---|
625 | } |
---|
626 | if(verbose>0) { |
---|
627 | G4cout << "G4EmCalculator::ComputeXSPerVolume: E(MeV)= " << kinEnergy/MeV |
---|
628 | << " cross(cm-1)= " << res*cm |
---|
629 | << " cut(keV)= " << cut/keV |
---|
630 | << " " << p->GetParticleName() |
---|
631 | << " in " << mat->GetName() |
---|
632 | << G4endl; |
---|
633 | } |
---|
634 | } |
---|
635 | } |
---|
636 | return res; |
---|
637 | } |
---|
638 | |
---|
639 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
640 | |
---|
641 | G4double G4EmCalculator::ComputeCrossSectionPerVolume( |
---|
642 | G4double kinEnergy, |
---|
643 | const G4String& particle, |
---|
644 | const G4String& processName, |
---|
645 | const G4String& material, |
---|
646 | G4double cut) |
---|
647 | { |
---|
648 | return ComputeCrossSectionPerVolume(kinEnergy,FindParticle(particle), |
---|
649 | processName, |
---|
650 | FindMaterial(material),cut); |
---|
651 | } |
---|
652 | |
---|
653 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
654 | |
---|
655 | G4double G4EmCalculator::ComputeCrossSectionPerAtom( |
---|
656 | G4double kinEnergy, |
---|
657 | const G4ParticleDefinition* p, |
---|
658 | const G4String& processName, |
---|
659 | G4double Z, G4double A, |
---|
660 | G4double cut) |
---|
661 | { |
---|
662 | G4double res = 0.0; |
---|
663 | if(UpdateParticle(p, kinEnergy)) { |
---|
664 | if(FindEmModel(p, processName, kinEnergy)) { |
---|
665 | G4double e = kinEnergy; |
---|
666 | if(baseParticle) { |
---|
667 | e *= kinEnergy*massRatio; |
---|
668 | res = currentModel->ComputeCrossSectionPerAtom( |
---|
669 | baseParticle, e, Z, A, cut) * chargeSquare; |
---|
670 | } else { |
---|
671 | res = currentModel->ComputeCrossSectionPerAtom(p, e, Z, A, cut); |
---|
672 | } |
---|
673 | if(verbose>0) { |
---|
674 | G4cout << "E(MeV)= " << kinEnergy/MeV |
---|
675 | << " cross(barn)= " << res/barn |
---|
676 | << " " << p->GetParticleName() |
---|
677 | << " Z= " << Z << " A= " << A/(g/mole) << " g/mole" |
---|
678 | << G4endl; |
---|
679 | } |
---|
680 | } |
---|
681 | } |
---|
682 | return res; |
---|
683 | } |
---|
684 | |
---|
685 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
686 | |
---|
687 | G4double G4EmCalculator::ComputeCrossSectionPerAtom(G4double kinEnergy, |
---|
688 | const G4String& particle, |
---|
689 | const G4String& processName, |
---|
690 | const G4Element* elm, |
---|
691 | G4double cut) |
---|
692 | { |
---|
693 | return ComputeCrossSectionPerAtom(kinEnergy,FindParticle(particle), |
---|
694 | processName, |
---|
695 | elm->GetZ(),elm->GetN(),cut); |
---|
696 | } |
---|
697 | |
---|
698 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
699 | |
---|
700 | G4double G4EmCalculator::ComputeMeanFreePath(G4double kinEnergy, |
---|
701 | const G4ParticleDefinition* p, |
---|
702 | const G4String& processName, |
---|
703 | const G4Material* mat, |
---|
704 | G4double cut) |
---|
705 | { |
---|
706 | G4double mfp = DBL_MAX; |
---|
707 | G4double x = ComputeCrossSectionPerVolume(kinEnergy, p, processName, mat, cut); |
---|
708 | if(x > 0.0) mfp = 1.0/x; |
---|
709 | if(verbose>1) { |
---|
710 | G4cout << "E(MeV)= " << kinEnergy/MeV |
---|
711 | << " MFP(mm)= " << mfp/mm |
---|
712 | << " " << p->GetParticleName() |
---|
713 | << " in " << mat->GetName() |
---|
714 | << G4endl; |
---|
715 | } |
---|
716 | return mfp; |
---|
717 | } |
---|
718 | |
---|
719 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
720 | |
---|
721 | G4double G4EmCalculator::ComputeMeanFreePath(G4double kinEnergy, |
---|
722 | const G4String& particle, |
---|
723 | const G4String& processName, |
---|
724 | const G4String& material, |
---|
725 | G4double cut) |
---|
726 | { |
---|
727 | return ComputeMeanFreePath(kinEnergy,FindParticle(particle),processName, |
---|
728 | FindMaterial(material),cut); |
---|
729 | } |
---|
730 | |
---|
731 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
732 | |
---|
733 | G4double G4EmCalculator::ComputeEnergyCutFromRangeCut( |
---|
734 | G4double range, |
---|
735 | const G4ParticleDefinition* part, |
---|
736 | const G4Material* mat) |
---|
737 | { |
---|
738 | return G4ProductionCutsTable::GetProductionCutsTable()-> |
---|
739 | ConvertRangeToEnergy(part, mat, range); |
---|
740 | } |
---|
741 | |
---|
742 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
743 | |
---|
744 | G4double G4EmCalculator::ComputeEnergyCutFromRangeCut( |
---|
745 | G4double range, |
---|
746 | const G4String& particle, |
---|
747 | const G4String& material) |
---|
748 | { |
---|
749 | return ComputeEnergyCutFromRangeCut(range,FindParticle(particle), |
---|
750 | FindMaterial(material)); |
---|
751 | } |
---|
752 | |
---|
753 | |
---|
754 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
755 | |
---|
756 | G4bool G4EmCalculator::UpdateParticle(const G4ParticleDefinition* p, |
---|
757 | G4double kinEnergy) |
---|
758 | { |
---|
759 | if(p != currentParticle) { |
---|
760 | |
---|
761 | // new particle |
---|
762 | currentParticle = p; |
---|
763 | dynParticle.SetDefinition(const_cast<G4ParticleDefinition*>(p)); |
---|
764 | dynParticle.SetKineticEnergy(kinEnergy); |
---|
765 | baseParticle = 0; |
---|
766 | currentParticleName = p->GetParticleName(); |
---|
767 | massRatio = 1.0; |
---|
768 | mass = p->GetPDGMass(); |
---|
769 | chargeSquare = 1.0; |
---|
770 | currentProcess = FindEnergyLossProcess(p); |
---|
771 | currentProcessName = ""; |
---|
772 | isIon = false; |
---|
773 | |
---|
774 | // ionisation process exist |
---|
775 | if(currentProcess) { |
---|
776 | currentProcessName = currentProcess->GetProcessName(); |
---|
777 | baseParticle = currentProcess->BaseParticle(); |
---|
778 | |
---|
779 | // base particle is used |
---|
780 | if(baseParticle) { |
---|
781 | massRatio = baseParticle->GetPDGMass()/p->GetPDGMass(); |
---|
782 | G4double q = p->GetPDGCharge()/baseParticle->GetPDGCharge(); |
---|
783 | chargeSquare = q*q; |
---|
784 | } |
---|
785 | |
---|
786 | if(p->GetParticleType() == "nucleus" |
---|
787 | && currentParticleName != "deuteron" |
---|
788 | && currentParticleName != "triton" |
---|
789 | && currentParticleName != "alpha+" |
---|
790 | && currentParticleName != "helium" |
---|
791 | && currentParticleName != "hydrogen" |
---|
792 | ) { |
---|
793 | isIon = true; |
---|
794 | massRatio = theGenericIon->GetPDGMass()/p->GetPDGMass(); |
---|
795 | baseParticle = theGenericIon; |
---|
796 | // G4cout << p->GetParticleName() |
---|
797 | // << " in " << currentMaterial->GetName() |
---|
798 | // << " e= " << kinEnergy << G4endl; |
---|
799 | } |
---|
800 | } |
---|
801 | } |
---|
802 | |
---|
803 | // Effective charge for ions |
---|
804 | if(isIon) { |
---|
805 | chargeSquare = |
---|
806 | corr->EffectiveChargeSquareRatio(p, currentMaterial, kinEnergy) |
---|
807 | * corr->EffectiveChargeCorrection(p,currentMaterial,kinEnergy); |
---|
808 | if(currentProcess) { |
---|
809 | currentProcess->SetDynamicMassCharge(massRatio,chargeSquare); |
---|
810 | //G4cout << "NewP: massR= " << massRatio << " q2= " << chargeSquare << G4endl; |
---|
811 | } |
---|
812 | } |
---|
813 | return true; |
---|
814 | } |
---|
815 | |
---|
816 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
817 | |
---|
818 | const G4ParticleDefinition* G4EmCalculator::FindParticle(const G4String& name) |
---|
819 | { |
---|
820 | const G4ParticleDefinition* p = 0; |
---|
821 | if(name != currentParticleName) { |
---|
822 | p = G4ParticleTable::GetParticleTable()->FindParticle(name); |
---|
823 | if(!p) { |
---|
824 | G4cout << "### WARNING: G4EmCalculator::FindParticle fails to find " |
---|
825 | << name << G4endl; |
---|
826 | } |
---|
827 | } else { |
---|
828 | p = currentParticle; |
---|
829 | } |
---|
830 | return p; |
---|
831 | } |
---|
832 | |
---|
833 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
834 | |
---|
835 | const G4ParticleDefinition* G4EmCalculator::FindIon(G4int Z, G4int A) |
---|
836 | { |
---|
837 | const G4ParticleDefinition* p = |
---|
838 | G4ParticleTable::GetParticleTable()->FindIon(Z,A,0,Z); |
---|
839 | return p; |
---|
840 | } |
---|
841 | |
---|
842 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
843 | |
---|
844 | const G4Material* G4EmCalculator::FindMaterial(const G4String& name) |
---|
845 | { |
---|
846 | if(name != currentMaterialName) { |
---|
847 | currentMaterial = G4Material::GetMaterial(name); |
---|
848 | currentMaterialName = name; |
---|
849 | if(!currentMaterial) |
---|
850 | G4cout << "### WARNING: G4EmCalculator::FindMaterial fails to find " |
---|
851 | << name << G4endl; |
---|
852 | } |
---|
853 | return currentMaterial; |
---|
854 | } |
---|
855 | |
---|
856 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
857 | |
---|
858 | const G4Region* G4EmCalculator::FindRegion(const G4String& reg) |
---|
859 | { |
---|
860 | const G4Region* r = 0; |
---|
861 | if(reg != "" || reg != "world") |
---|
862 | r = G4RegionStore::GetInstance()->GetRegion(reg); |
---|
863 | else |
---|
864 | r = G4RegionStore::GetInstance()->GetRegion("DefaultRegionForTheWorld"); |
---|
865 | return r; |
---|
866 | } |
---|
867 | |
---|
868 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
869 | |
---|
870 | const G4MaterialCutsCouple* G4EmCalculator::FindCouple( |
---|
871 | const G4Material* material, |
---|
872 | const G4Region* region) |
---|
873 | { |
---|
874 | if(!material) return 0; |
---|
875 | currentMaterial = material; |
---|
876 | currentMaterialName = material->GetName(); |
---|
877 | // Access to materials |
---|
878 | const G4ProductionCutsTable* theCoupleTable= |
---|
879 | G4ProductionCutsTable::GetProductionCutsTable(); |
---|
880 | const G4Region* r = region; |
---|
881 | if(!r) |
---|
882 | r = G4RegionStore::GetInstance()->GetRegion("DefaultRegionForTheWorld"); |
---|
883 | |
---|
884 | return theCoupleTable->GetMaterialCutsCouple(material,r->GetProductionCuts()); |
---|
885 | |
---|
886 | } |
---|
887 | |
---|
888 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
889 | |
---|
890 | G4bool G4EmCalculator::UpdateCouple(const G4Material* material, G4double cut) |
---|
891 | { |
---|
892 | if(!material) return false; |
---|
893 | currentMaterial = material; |
---|
894 | currentMaterialName = material->GetName(); |
---|
895 | for (G4int i=0; i<nLocalMaterials; ++i) { |
---|
896 | if(material == localMaterials[i] && cut == localCuts[i]) { |
---|
897 | currentCouple = localCouples[i]; |
---|
898 | currentCoupleIndex = currentCouple->GetIndex(); |
---|
899 | currentCut = cut; |
---|
900 | return true; |
---|
901 | } |
---|
902 | } |
---|
903 | const G4MaterialCutsCouple* cc = new G4MaterialCutsCouple(material); |
---|
904 | localMaterials.push_back(material); |
---|
905 | localCouples.push_back(cc); |
---|
906 | localCuts.push_back(cut); |
---|
907 | nLocalMaterials++; |
---|
908 | currentCouple = cc; |
---|
909 | currentCoupleIndex = currentCouple->GetIndex(); |
---|
910 | currentCut = cut; |
---|
911 | return true; |
---|
912 | } |
---|
913 | |
---|
914 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
915 | |
---|
916 | void G4EmCalculator::FindLambdaTable(const G4ParticleDefinition* p, |
---|
917 | const G4String& processName) |
---|
918 | { |
---|
919 | // Search for the process |
---|
920 | if (!currentLambda || p != lambdaParticle || processName != lambdaName) { |
---|
921 | lambdaName = processName; |
---|
922 | currentLambda = 0; |
---|
923 | lambdaParticle = p; |
---|
924 | |
---|
925 | G4String partname = p->GetParticleName(); |
---|
926 | const G4ParticleDefinition* part = p; |
---|
927 | if(isIon) { part = theGenericIon; } |
---|
928 | |
---|
929 | // energy loss process |
---|
930 | G4LossTableManager* lManager = G4LossTableManager::Instance(); |
---|
931 | const std::vector<G4VEnergyLossProcess*> vel = |
---|
932 | lManager->GetEnergyLossProcessVector(); |
---|
933 | G4int n = vel.size(); |
---|
934 | for(G4int i=0; i<n; ++i) { |
---|
935 | if((vel[i])->GetProcessName() == lambdaName && |
---|
936 | (vel[i])->Particle() == part) |
---|
937 | { |
---|
938 | currentLambda = (vel[i])->LambdaTable(); |
---|
939 | isApplicable = true; |
---|
940 | if(verbose>1) { |
---|
941 | G4cout << "G4VEnergyLossProcess is found out: " |
---|
942 | << currentName << G4endl; |
---|
943 | } |
---|
944 | return; |
---|
945 | } |
---|
946 | } |
---|
947 | |
---|
948 | // discrete process |
---|
949 | if(!currentLambda) { |
---|
950 | const std::vector<G4VEmProcess*> vem = lManager->GetEmProcessVector(); |
---|
951 | G4int n = vem.size(); |
---|
952 | for(G4int i=0; i<n; ++i) { |
---|
953 | if((vem[i])->GetProcessName() == lambdaName && |
---|
954 | (vem[i])->Particle() == part) |
---|
955 | { |
---|
956 | currentLambda = (vem[i])->LambdaTable(); |
---|
957 | isApplicable = true; |
---|
958 | if(verbose>1) { |
---|
959 | G4cout << "G4VEmProcess is found out: " |
---|
960 | << currentName << G4endl; |
---|
961 | } |
---|
962 | return; |
---|
963 | } |
---|
964 | } |
---|
965 | } |
---|
966 | |
---|
967 | // msc process |
---|
968 | if(!currentLambda) { |
---|
969 | const std::vector<G4VMultipleScattering*> vmsc = |
---|
970 | lManager->GetMultipleScatteringVector(); |
---|
971 | G4int n = vmsc.size(); |
---|
972 | for(G4int i=0; i<n; ++i) { |
---|
973 | if((vmsc[i])->GetProcessName() == lambdaName && |
---|
974 | (vmsc[i])->Particle() == part) |
---|
975 | { |
---|
976 | currentLambda = (vmsc[i])->LambdaTable(); |
---|
977 | isApplicable = true; |
---|
978 | if(verbose>1) { |
---|
979 | G4cout << "G4VMultipleScattering is found out: " |
---|
980 | << currentName << G4endl; |
---|
981 | } |
---|
982 | return; |
---|
983 | } |
---|
984 | } |
---|
985 | } |
---|
986 | } |
---|
987 | } |
---|
988 | |
---|
989 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
990 | |
---|
991 | G4bool G4EmCalculator::FindEmModel(const G4ParticleDefinition* p, |
---|
992 | const G4String& processName, |
---|
993 | G4double kinEnergy) |
---|
994 | { |
---|
995 | isApplicable = false; |
---|
996 | if(!p) { |
---|
997 | G4cout << "G4EmCalculator::FindEmModel WARNING: no particle defined" |
---|
998 | << G4endl; |
---|
999 | return isApplicable; |
---|
1000 | } |
---|
1001 | G4String partname = p->GetParticleName(); |
---|
1002 | const G4ParticleDefinition* part = p; |
---|
1003 | G4double scaledEnergy = kinEnergy*massRatio; |
---|
1004 | if(isIon) { part = theGenericIon; } |
---|
1005 | |
---|
1006 | if(verbose > 1) { |
---|
1007 | G4cout << "G4EmCalculator::FindEmModel for " << partname |
---|
1008 | << " (type= " << p->GetParticleType() |
---|
1009 | << ") and " << processName << " at E(MeV)= " << scaledEnergy; |
---|
1010 | if(p != part) G4cout << " GenericIon is the base particle"; |
---|
1011 | G4cout << G4endl; |
---|
1012 | } |
---|
1013 | |
---|
1014 | // Search for energy loss process |
---|
1015 | currentName = processName; |
---|
1016 | currentModel = 0; |
---|
1017 | loweModel = 0; |
---|
1018 | size_t idx = 0; |
---|
1019 | G4LossTableManager* lManager = G4LossTableManager::Instance(); |
---|
1020 | const std::vector<G4VEnergyLossProcess*> vel = |
---|
1021 | lManager->GetEnergyLossProcessVector(); |
---|
1022 | G4int n = vel.size(); |
---|
1023 | G4VEnergyLossProcess* elproc = 0; |
---|
1024 | for(G4int i=0; i<n; ++i) { |
---|
1025 | // G4cout << "i= " << i << " part= " |
---|
1026 | // << (vel[i])->Particle()->GetParticleName() |
---|
1027 | // << " proc= " << (vel[i])->GetProcessName() << G4endl; |
---|
1028 | if((vel[i])->GetProcessName() == currentName) { |
---|
1029 | if(baseParticle) { |
---|
1030 | if((vel[i])->Particle() == baseParticle) { |
---|
1031 | elproc = vel[i]; |
---|
1032 | break; |
---|
1033 | } |
---|
1034 | } else { |
---|
1035 | if((vel[i])->Particle() == part) { |
---|
1036 | elproc = vel[i]; |
---|
1037 | break; |
---|
1038 | } |
---|
1039 | } |
---|
1040 | } |
---|
1041 | } |
---|
1042 | if(elproc) { |
---|
1043 | currentModel = elproc->SelectModelForMaterial(scaledEnergy, idx); |
---|
1044 | G4double eth = currentModel->LowEnergyLimit(); |
---|
1045 | if(eth > 0.0) { |
---|
1046 | loweModel = elproc->SelectModelForMaterial(eth - CLHEP::eV, idx); |
---|
1047 | } |
---|
1048 | } |
---|
1049 | |
---|
1050 | // Search for discrete process |
---|
1051 | if(!currentModel) { |
---|
1052 | const std::vector<G4VEmProcess*> vem = lManager->GetEmProcessVector(); |
---|
1053 | G4int n = vem.size(); |
---|
1054 | for(G4int i=0; i<n; ++i) { |
---|
1055 | if((vem[i])->GetProcessName() == currentName && |
---|
1056 | (vem[i])->Particle() == part) |
---|
1057 | { |
---|
1058 | currentModel = (vem[i])->SelectModelForMaterial(kinEnergy, idx); |
---|
1059 | G4double eth = currentModel->LowEnergyLimit(); |
---|
1060 | if(eth > 0.0) { |
---|
1061 | loweModel = (vem[i])->SelectModelForMaterial(eth - CLHEP::eV, idx); |
---|
1062 | } |
---|
1063 | break; |
---|
1064 | } |
---|
1065 | } |
---|
1066 | } |
---|
1067 | |
---|
1068 | // Search for msc process |
---|
1069 | if(!currentModel) { |
---|
1070 | const std::vector<G4VMultipleScattering*> vmsc = |
---|
1071 | lManager->GetMultipleScatteringVector(); |
---|
1072 | G4int n = vmsc.size(); |
---|
1073 | for(G4int i=0; i<n; ++i) { |
---|
1074 | if((vmsc[i])->GetProcessName() == currentName && |
---|
1075 | (vmsc[i])->Particle() == part) |
---|
1076 | { |
---|
1077 | currentModel = (vmsc[i])->SelectModelForMaterial(kinEnergy, idx); |
---|
1078 | G4double eth = currentModel->LowEnergyLimit(); |
---|
1079 | if(eth > 0.0) { |
---|
1080 | loweModel = (vmsc[i])->SelectModelForMaterial(eth - CLHEP::eV, idx); |
---|
1081 | } |
---|
1082 | break; |
---|
1083 | } |
---|
1084 | } |
---|
1085 | } |
---|
1086 | if(currentModel) { |
---|
1087 | if(loweModel == currentModel) { loweModel = 0; } |
---|
1088 | isApplicable = true; |
---|
1089 | if(verbose > 1) { |
---|
1090 | G4cout << "Model <" << currentModel->GetName() |
---|
1091 | << "> Emin(MeV)= " << currentModel->LowEnergyLimit()/MeV; |
---|
1092 | if(loweModel) { |
---|
1093 | G4cout << " LowEnergy model <" << loweModel->GetName() << ">"; |
---|
1094 | } |
---|
1095 | G4cout << G4endl; |
---|
1096 | } |
---|
1097 | } |
---|
1098 | return isApplicable; |
---|
1099 | } |
---|
1100 | |
---|
1101 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1102 | |
---|
1103 | G4VEnergyLossProcess* G4EmCalculator::FindEnergyLossProcess( |
---|
1104 | const G4ParticleDefinition* p) |
---|
1105 | { |
---|
1106 | G4VEnergyLossProcess* elp = 0; |
---|
1107 | G4String partname = p->GetParticleName(); |
---|
1108 | const G4ParticleDefinition* part = p; |
---|
1109 | |
---|
1110 | if(p->GetParticleType() == "nucleus" |
---|
1111 | && currentParticleName != "deuteron" |
---|
1112 | && currentParticleName != "triton" |
---|
1113 | && currentParticleName != "alpha+" |
---|
1114 | && currentParticleName != "helium" |
---|
1115 | && currentParticleName != "hydrogen" |
---|
1116 | ) { part = theGenericIon; } |
---|
1117 | |
---|
1118 | G4LossTableManager* lManager = G4LossTableManager::Instance(); |
---|
1119 | const std::vector<G4VEnergyLossProcess*> vel = |
---|
1120 | lManager->GetEnergyLossProcessVector(); |
---|
1121 | G4int n = vel.size(); |
---|
1122 | for(G4int i=0; i<n; ++i) { |
---|
1123 | if( (vel[i])->Particle() == part ) { |
---|
1124 | elp = vel[i]; |
---|
1125 | break; |
---|
1126 | } |
---|
1127 | } |
---|
1128 | return elp; |
---|
1129 | } |
---|
1130 | |
---|
1131 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1132 | |
---|
1133 | void G4EmCalculator::SetVerbose(G4int verb) |
---|
1134 | { |
---|
1135 | verbose = verb; |
---|
1136 | } |
---|
1137 | |
---|
1138 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
---|
1139 | |
---|