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 | // |
---|
27 | // $Id: G4ExcitedLambdaConstructor.cc,v 1.13 2010/10/01 02:41:44 kurasige Exp $ |
---|
28 | // GEANT4 tag $Name: particles-V09-03-15 $ |
---|
29 | // |
---|
30 | // |
---|
31 | // -------------------------------------------------------------- |
---|
32 | // GEANT 4 class implementation file |
---|
33 | // History: first implementation, based on object model of |
---|
34 | // 10 oct 1998 H.Kurashige |
---|
35 | // --------------------------------------------------------------- |
---|
36 | |
---|
37 | |
---|
38 | #include "G4ExcitedLambdaConstructor.hh" |
---|
39 | |
---|
40 | #include "G4ParticleDefinition.hh" |
---|
41 | #include "G4ParticleTable.hh" |
---|
42 | #include "G4ShortLivedTable.hh" |
---|
43 | #include "G4PhaseSpaceDecayChannel.hh" |
---|
44 | #include "G4VDecayChannel.hh" |
---|
45 | #include "G4DecayTable.hh" |
---|
46 | |
---|
47 | |
---|
48 | G4ExcitedLambdaConstructor::G4ExcitedLambdaConstructor(): |
---|
49 | G4ExcitedBaryonConstructor(NStates, LambdaIsoSpin) |
---|
50 | { |
---|
51 | |
---|
52 | } |
---|
53 | |
---|
54 | G4ExcitedLambdaConstructor::~G4ExcitedLambdaConstructor() |
---|
55 | { |
---|
56 | } |
---|
57 | |
---|
58 | G4DecayTable* G4ExcitedLambdaConstructor::CreateDecayTable( |
---|
59 | const G4String& parentName, |
---|
60 | G4int iIso3, |
---|
61 | G4int iState, |
---|
62 | G4bool fAnti) |
---|
63 | { |
---|
64 | // create decay table |
---|
65 | G4DecayTable* decayTable = new G4DecayTable(); |
---|
66 | |
---|
67 | G4double br; |
---|
68 | if ( (br=bRatio[iState][NK]) >0.0) { |
---|
69 | AddNKMode( decayTable, parentName, br, iIso3, fAnti); |
---|
70 | } |
---|
71 | |
---|
72 | if ( (br=bRatio[iState][NKStar]) >0.0) { |
---|
73 | AddNKStarMode( decayTable, parentName, br, iIso3, fAnti); |
---|
74 | } |
---|
75 | |
---|
76 | if ( (br=bRatio[iState][SigmaPi]) >0.0) { |
---|
77 | AddSigmaPiMode( decayTable, parentName, br, iIso3, fAnti); |
---|
78 | } |
---|
79 | |
---|
80 | if ( (br=bRatio[iState][SigmaStarPi]) >0.0) { |
---|
81 | AddSigmaStarPiMode( decayTable, parentName, br, iIso3, fAnti); |
---|
82 | } |
---|
83 | |
---|
84 | if ( (br=bRatio[iState][LambdaGamma]) >0.0) { |
---|
85 | AddLambdaGammaMode( decayTable, parentName, br, iIso3, fAnti); |
---|
86 | } |
---|
87 | |
---|
88 | if ( (br=bRatio[iState][LambdaEta]) >0.0) { |
---|
89 | AddLambdaEtaMode( decayTable, parentName, br, iIso3, fAnti); |
---|
90 | } |
---|
91 | |
---|
92 | if ( (br=bRatio[iState][LambdaOmega]) >0.0) { |
---|
93 | AddLambdaOmegaMode( decayTable, parentName, br, iIso3, fAnti); |
---|
94 | } |
---|
95 | |
---|
96 | return decayTable; |
---|
97 | } |
---|
98 | |
---|
99 | G4DecayTable* G4ExcitedLambdaConstructor::AddLambdaGammaMode( |
---|
100 | G4DecayTable* decayTable, const G4String& nameParent, |
---|
101 | G4double br, G4int , G4bool fAnti) |
---|
102 | { |
---|
103 | G4VDecayChannel* mode; |
---|
104 | |
---|
105 | // |
---|
106 | G4String lambda = "lambda"; |
---|
107 | if (fAnti) lambda = "anti_" + lambda; |
---|
108 | |
---|
109 | // create decay channel [parent BR #daughters] |
---|
110 | mode = new G4PhaseSpaceDecayChannel(nameParent, br, 2, |
---|
111 | lambda,"gamma"); |
---|
112 | // add decay table |
---|
113 | decayTable->Insert(mode); |
---|
114 | |
---|
115 | return decayTable; |
---|
116 | } |
---|
117 | G4DecayTable* G4ExcitedLambdaConstructor::AddLambdaEtaMode( |
---|
118 | G4DecayTable* decayTable, const G4String& nameParent, |
---|
119 | G4double br, G4int , G4bool fAnti) |
---|
120 | { |
---|
121 | G4VDecayChannel* mode; |
---|
122 | |
---|
123 | // |
---|
124 | G4String lambda = "lambda"; |
---|
125 | if (fAnti) lambda = "anti_" + lambda; |
---|
126 | |
---|
127 | // create decay channel [parent BR #daughters] |
---|
128 | mode = new G4PhaseSpaceDecayChannel(nameParent, br, 2, |
---|
129 | lambda,"eta"); |
---|
130 | // add decay table |
---|
131 | decayTable->Insert(mode); |
---|
132 | |
---|
133 | return decayTable; |
---|
134 | } |
---|
135 | |
---|
136 | G4DecayTable* G4ExcitedLambdaConstructor::AddLambdaOmegaMode( |
---|
137 | G4DecayTable* decayTable, const G4String& nameParent, |
---|
138 | G4double br, G4int , G4bool fAnti) |
---|
139 | { |
---|
140 | G4VDecayChannel* mode; |
---|
141 | |
---|
142 | // |
---|
143 | G4String lambda = "lambda"; |
---|
144 | if (fAnti) lambda = "anti_" + lambda; |
---|
145 | |
---|
146 | // create decay channel [parent BR #daughters] |
---|
147 | mode = new G4PhaseSpaceDecayChannel(nameParent, br, 2, |
---|
148 | lambda,"omega"); |
---|
149 | // add decay table |
---|
150 | decayTable->Insert(mode); |
---|
151 | |
---|
152 | return decayTable; |
---|
153 | } |
---|
154 | |
---|
155 | G4DecayTable* G4ExcitedLambdaConstructor::AddNKMode( |
---|
156 | G4DecayTable* decayTable, const G4String& nameParent, |
---|
157 | G4double br, G4int , G4bool fAnti) |
---|
158 | { |
---|
159 | G4VDecayChannel* mode; |
---|
160 | |
---|
161 | G4String daughterN; |
---|
162 | G4String daughterK; |
---|
163 | |
---|
164 | // ------------ N K- ------------ |
---|
165 | // determine daughters |
---|
166 | daughterN = "proton"; |
---|
167 | if (!fAnti) { |
---|
168 | daughterK = "kaon-"; |
---|
169 | } else { |
---|
170 | daughterK = "kaon+"; |
---|
171 | } |
---|
172 | if (fAnti) daughterN = "anti_" + daughterN; |
---|
173 | // create decay channel [parent BR #daughters] |
---|
174 | mode = new G4PhaseSpaceDecayChannel(nameParent, br/2.0, 2, |
---|
175 | daughterN,daughterK); |
---|
176 | // add decay table |
---|
177 | decayTable->Insert(mode); |
---|
178 | |
---|
179 | // ------------ N K0 ------------ |
---|
180 | // determine daughters |
---|
181 | daughterN = "neutron"; |
---|
182 | if (!fAnti) { |
---|
183 | daughterK = "anti_kaon0"; |
---|
184 | } else { |
---|
185 | daughterK = "kaon0"; |
---|
186 | } |
---|
187 | if (fAnti) daughterN = "anti_" + daughterN; |
---|
188 | // create decay channel [parent BR #daughters] |
---|
189 | mode = new G4PhaseSpaceDecayChannel(nameParent, br/2.0, 2, |
---|
190 | daughterN,daughterK); |
---|
191 | // add decay table |
---|
192 | decayTable->Insert(mode); |
---|
193 | |
---|
194 | |
---|
195 | return decayTable; |
---|
196 | } |
---|
197 | |
---|
198 | G4DecayTable* G4ExcitedLambdaConstructor::AddNKStarMode( |
---|
199 | G4DecayTable* decayTable, const G4String& nameParent, |
---|
200 | G4double br, G4int , G4bool fAnti) |
---|
201 | { |
---|
202 | G4VDecayChannel* mode; |
---|
203 | |
---|
204 | G4String daughterN; |
---|
205 | G4String daughterK; |
---|
206 | |
---|
207 | // ------------ N K- ------------ |
---|
208 | // determine daughters |
---|
209 | daughterN = "proton"; |
---|
210 | if (!fAnti) { |
---|
211 | daughterK = "k_star-"; |
---|
212 | } else { |
---|
213 | daughterK = "k_star+"; |
---|
214 | } |
---|
215 | if (fAnti) daughterN = "anti_" + daughterN; |
---|
216 | // create decay channel [parent BR #daughters] |
---|
217 | mode = new G4PhaseSpaceDecayChannel(nameParent, br/2.0, 2, |
---|
218 | daughterN,daughterK); |
---|
219 | // add decay table |
---|
220 | decayTable->Insert(mode); |
---|
221 | |
---|
222 | // ------------ N K0 ------------ |
---|
223 | // determine daughters |
---|
224 | daughterN = "neutron"; |
---|
225 | if (!fAnti) { |
---|
226 | daughterK = "anti_k_star0"; |
---|
227 | } else { |
---|
228 | daughterK = "k_star0"; |
---|
229 | } |
---|
230 | if (fAnti) daughterN = "anti_" + daughterN; |
---|
231 | // create decay channel [parent BR #daughters] |
---|
232 | mode = new G4PhaseSpaceDecayChannel(nameParent, br/2.0, 2, |
---|
233 | daughterN,daughterK); |
---|
234 | // add decay table |
---|
235 | decayTable->Insert(mode); |
---|
236 | |
---|
237 | |
---|
238 | return decayTable; |
---|
239 | } |
---|
240 | |
---|
241 | G4DecayTable* G4ExcitedLambdaConstructor::AddSigmaPiMode( |
---|
242 | G4DecayTable* decayTable, const G4String& nameParent, |
---|
243 | G4double br, G4int , G4bool fAnti) |
---|
244 | { |
---|
245 | G4VDecayChannel* mode; |
---|
246 | |
---|
247 | G4String daughterSigma; |
---|
248 | G4String daughterPi; |
---|
249 | |
---|
250 | // ------------ Sigma+ pi - ------------ |
---|
251 | // determine daughters |
---|
252 | daughterSigma = "sigma+"; |
---|
253 | if (!fAnti) { |
---|
254 | daughterPi = "pi-"; |
---|
255 | } else { |
---|
256 | daughterPi = "pi+"; |
---|
257 | } |
---|
258 | if (fAnti) daughterSigma = "anti_" + daughterSigma; |
---|
259 | // create decay channel [parent BR #daughters] |
---|
260 | mode = new G4PhaseSpaceDecayChannel(nameParent, br/3.0, 2, |
---|
261 | daughterSigma,daughterPi); |
---|
262 | // add decay table |
---|
263 | decayTable->Insert(mode); |
---|
264 | |
---|
265 | // ------------ Sigma0 Pi0 ------------ |
---|
266 | // determine daughters |
---|
267 | daughterSigma = "sigma0"; |
---|
268 | daughterPi = "pi0"; |
---|
269 | |
---|
270 | if (fAnti) daughterSigma = "anti_" + daughterSigma; |
---|
271 | // create decay channel [parent BR #daughters] |
---|
272 | mode = new G4PhaseSpaceDecayChannel(nameParent, br/3.0, 2, |
---|
273 | daughterSigma,daughterPi); |
---|
274 | |
---|
275 | // add decay table |
---|
276 | decayTable->Insert(mode); |
---|
277 | |
---|
278 | // ------------ Sigma- pi + ------------ |
---|
279 | // determine daughters |
---|
280 | daughterSigma = "sigma-"; |
---|
281 | if (!fAnti) { |
---|
282 | daughterPi = "pi+"; |
---|
283 | } else { |
---|
284 | daughterPi = "pi-"; |
---|
285 | } |
---|
286 | if (fAnti) daughterSigma = "anti_" + daughterSigma; |
---|
287 | // create decay channel [parent BR #daughters] |
---|
288 | mode = new G4PhaseSpaceDecayChannel(nameParent, br/3.0, 2, |
---|
289 | daughterSigma,daughterPi); |
---|
290 | // add decay table |
---|
291 | decayTable->Insert(mode); |
---|
292 | |
---|
293 | return decayTable; |
---|
294 | } |
---|
295 | |
---|
296 | |
---|
297 | G4DecayTable* G4ExcitedLambdaConstructor::AddSigmaStarPiMode( |
---|
298 | G4DecayTable* decayTable, const G4String& nameParent, |
---|
299 | G4double br, G4int , G4bool fAnti) |
---|
300 | { |
---|
301 | G4VDecayChannel* mode; |
---|
302 | |
---|
303 | G4String daughterSigma; |
---|
304 | G4String daughterPi; |
---|
305 | |
---|
306 | // ------------ Sigma+ pi - ------------ |
---|
307 | // determine daughters |
---|
308 | daughterSigma = "sigma(1385)+"; |
---|
309 | if (!fAnti) { |
---|
310 | daughterPi = "pi-"; |
---|
311 | } else { |
---|
312 | daughterPi = "pi+"; |
---|
313 | } |
---|
314 | if (fAnti) daughterSigma = "anti_" + daughterSigma; |
---|
315 | // create decay channel [parent BR #daughters] |
---|
316 | mode = new G4PhaseSpaceDecayChannel(nameParent, br/3.0, 2, |
---|
317 | daughterSigma,daughterPi); |
---|
318 | // add decay table |
---|
319 | decayTable->Insert(mode); |
---|
320 | |
---|
321 | // ------------ Sigma0 Pi0 ------------ |
---|
322 | // determine daughters |
---|
323 | daughterSigma = "sigma(1385)0"; |
---|
324 | daughterPi = "pi0"; |
---|
325 | |
---|
326 | if (fAnti) daughterSigma = "anti_" + daughterSigma; |
---|
327 | // create decay channel [parent BR #daughters] |
---|
328 | mode = new G4PhaseSpaceDecayChannel(nameParent, br/3.0, 2, |
---|
329 | daughterSigma,daughterPi); |
---|
330 | |
---|
331 | // add decay table |
---|
332 | decayTable->Insert(mode); |
---|
333 | |
---|
334 | // ------------ Sigma- pi + ------------ |
---|
335 | // determine daughters |
---|
336 | daughterSigma = "sigma(1385)-"; |
---|
337 | if (!fAnti) { |
---|
338 | daughterPi = "pi+"; |
---|
339 | } else { |
---|
340 | daughterPi = "pi-"; |
---|
341 | } |
---|
342 | if (fAnti) daughterSigma = "anti_" + daughterSigma; |
---|
343 | // create decay channel [parent BR #daughters] |
---|
344 | mode = new G4PhaseSpaceDecayChannel(nameParent, br/3.0, 2, |
---|
345 | daughterSigma,daughterPi); |
---|
346 | // add decay table |
---|
347 | decayTable->Insert(mode); |
---|
348 | |
---|
349 | return decayTable; |
---|
350 | } |
---|
351 | |
---|
352 | const char* G4ExcitedLambdaConstructor::name[] = { |
---|
353 | "lambda(1405)","lambda(1520)","lambda(1600)","lambda(1670)","lambda(1690)", |
---|
354 | "lambda(1800)","lambda(1810)","lambda(1820)","lambda(1830)","lambda(1890)", |
---|
355 | "lambda(2100)","lambda(2110)" |
---|
356 | }; |
---|
357 | |
---|
358 | const G4double G4ExcitedLambdaConstructor::mass[] = { |
---|
359 | 1.407*GeV,1.5195*GeV, 1.600*GeV, 1.670*GeV, 1.690*GeV, |
---|
360 | 1.800*GeV, 1.810*GeV, 1.820*GeV, 1.830*GeV, 1.890*GeV, |
---|
361 | 2.100*GeV, 2.110*GeV |
---|
362 | }; |
---|
363 | |
---|
364 | const G4double G4ExcitedLambdaConstructor::width[] = { |
---|
365 | 50.0*MeV, 15.6*MeV, 150.0*MeV, 35.0*MeV, 60.0*MeV, |
---|
366 | 300.0*MeV, 150.0*MeV, 80.0*MeV, 95.0*MeV, 100.0*MeV, |
---|
367 | 200.0*MeV, 200.0*MeV |
---|
368 | }; |
---|
369 | |
---|
370 | const G4int G4ExcitedLambdaConstructor::iSpin[] = { |
---|
371 | 1, 3, 1, 1, 3, |
---|
372 | 1, 1, 5, 5, 3, |
---|
373 | 7, 5 |
---|
374 | }; |
---|
375 | |
---|
376 | const G4int G4ExcitedLambdaConstructor::iParity[] = { |
---|
377 | -1, -1, +1, -1, -1, |
---|
378 | -1, +1, +1, -1, +1, |
---|
379 | -1, +1 |
---|
380 | }; |
---|
381 | |
---|
382 | const G4int G4ExcitedLambdaConstructor::encodingOffset[] = { |
---|
383 | 10000, 0, 20000, 30000, 10000, |
---|
384 | 40000, 50000, 0, 10000, 20000, |
---|
385 | 0, 20000 |
---|
386 | }; |
---|
387 | |
---|
388 | const G4double G4ExcitedLambdaConstructor::bRatio[ G4ExcitedLambdaConstructor::NStates ][ G4ExcitedLambdaConstructor::NumberOfDecayModes] = |
---|
389 | { |
---|
390 | { 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0}, |
---|
391 | { 0.45, 0.0, 0.43, 0.11, 0.01, 0.0, 0.0}, |
---|
392 | { 0.35, 0.0, 0.65, 0.0, 0.0, 0.0, 0.0}, |
---|
393 | { 0.20, 0.0, 0.50, 0.0, 0.0, 0.30, 0.0}, |
---|
394 | { 0.25, 0.0, 0.45, 0.30, 0.0, 0.0, 0.0}, |
---|
395 | { 0.40, 0.20, 0.20, 0.20, 0.0, 0.0, 0.0}, |
---|
396 | { 0.35, 0.45, 0.15, 0.05, 0.0, 0.0, 0.0}, |
---|
397 | { 0.73, 0.0, 0.16, 0.11, 0.0, 0.0, 0.0}, |
---|
398 | { 0.10, 0.0, 0.70, 0.20, 0.0, 0.0, 0.0}, |
---|
399 | { 0.37, 0.21, 0.11, 0.31, 0.0, 0.0, 0.0}, |
---|
400 | { 0.35, 0.20, 0.05, 0.30, 0.0, 0.02, 0.08}, |
---|
401 | { 0.25, 0.45, 0.30, 0.0, 0.0, 0.0, 0.0} |
---|
402 | }; |
---|
403 | |
---|
404 | |
---|
405 | |
---|
406 | |
---|
407 | |
---|
408 | |
---|
409 | |
---|
410 | |
---|
411 | |
---|
412 | |
---|
413 | |
---|
414 | |
---|
415 | |
---|
416 | |
---|
417 | |
---|
418 | |
---|