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27 //
28 //
29 // G4 Physics class: G4ChipsAntiBaryonElasticX
30 // Created: M.V. Kossov, CERN/ITEP(Moscow), 5-
31 // The last update: M.V. Kossov, CERN/ITEP (Mo
32 //
33 //
34 // -------------------------------------------
35 // Short description: Interaction cross-sectio
36 // Class extracted from CHIPS and integrated i
37 // -------------------------------------------
38
39
40 #include "G4ChipsAntiBaryonElasticXS.hh"
41 #include "G4SystemOfUnits.hh"
42 #include "G4DynamicParticle.hh"
43 #include "G4ParticleDefinition.hh"
44 #include "G4AntiProton.hh"
45 #include "G4Nucleus.hh"
46 #include "G4ParticleTable.hh"
47 #include "G4NucleiProperties.hh"
48 #include "G4IonTable.hh"
49 #include "G4Log.hh"
50 #include "G4Exp.hh"
51 #include "G4Pow.hh"
52
53 // factory
54 #include "G4CrossSectionFactory.hh"
55 //
56 G4_DECLARE_XS_FACTORY(G4ChipsAntiBaryonElastic
57
58 G4ChipsAntiBaryonElasticXS::G4ChipsAntiBaryonE
59 {
60 lPMin=-8.; //Min tabulatedLogarithmMomentum
61 lPMax= 8.; //Max tabulatedLogarithmMomentum
62 dlnP=(lPMax-lPMin)/nLast;// LogStep inTable
63 onlyCS=true;//Flag toCalculOnlyCS(not Si/Bi)
64 lastSIG=0.; //Last calculated cross section
65 lastLP=-10.;//LastLog(mom_of IncidentHadron)
66 lastTM=0.; //Last t_maximum
67 theSS=0.; //TheLastSqSlope of 1st difr.Max
68 theS1=0.; //TheLastMantissa of 1st difrMax
69 theB1=0.; //TheLastSlope of 1st difructMax
70 theS2=0.; //TheLastMantissa of 2nd difrMax
71 theB2=0.; //TheLastSlope of 2nd difructMax
72 theS3=0.; //TheLastMantissa of 3d difr.Max
73 theB3=0.; //TheLastSlope of 3d difruct.Max
74 theS4=0.; //TheLastMantissa of 4th difrMax
75 theB4=0.; //TheLastSlope of 4th difructMax
76 lastTZ=0; // Last atomic number of the tar
77 lastTN=0; // Last # of neutrons in the tar
78 lastPIN=0.; // Last initialized max momentum
79 lastCST=0; // Elastic cross-section table
80 lastPAR=0; // ParametersForFunctionCalculat
81 lastSST=0; // E-dep ofSqardSlope of 1st dif
82 lastS1T=0; // E-dep of mantissa of 1st dif.
83 lastB1T=0; // E-dep of the slope of 1st dif
84 lastS2T=0; // E-dep of mantissa of 2nd difr
85 lastB2T=0; // E-dep of the slope of 2nd dif
86 lastS3T=0; // E-dep of mantissa of 3d difr.
87 lastB3T=0; // E-dep of the slope of 3d difr
88 lastS4T=0; // E-dep of mantissa of 4th difr
89 lastB4T=0; // E-dep of the slope of 4th dif
90 lastN=0; // The last N of calculated nucl
91 lastZ=0; // The last Z of calculated nucl
92 lastP=0.; // LastUsed inCrossSection Momen
93 lastTH=0.; // Last threshold momentum
94 lastCS=0.; // Last value of the Cross Secti
95 lastI=0; // The last position in the DAMD
96 }
97
98 G4ChipsAntiBaryonElasticXS::~G4ChipsAntiBaryon
99 {
100 std::vector<G4double*>::iterator pos;
101 for (pos=CST.begin(); pos<CST.end(); pos++)
102 { delete [] *pos; }
103 CST.clear();
104 for (pos=PAR.begin(); pos<PAR.end(); pos++)
105 { delete [] *pos; }
106 PAR.clear();
107 for (pos=SST.begin(); pos<SST.end(); pos++)
108 { delete [] *pos; }
109 SST.clear();
110 for (pos=S1T.begin(); pos<S1T.end(); pos++)
111 { delete [] *pos; }
112 S1T.clear();
113 for (pos=B1T.begin(); pos<B1T.end(); pos++)
114 { delete [] *pos; }
115 B1T.clear();
116 for (pos=S2T.begin(); pos<S2T.end(); pos++)
117 { delete [] *pos; }
118 S2T.clear();
119 for (pos=B2T.begin(); pos<B2T.end(); pos++)
120 { delete [] *pos; }
121 B2T.clear();
122 for (pos=S3T.begin(); pos<S3T.end(); pos++)
123 { delete [] *pos; }
124 S3T.clear();
125 for (pos=B3T.begin(); pos<B3T.end(); pos++)
126 { delete [] *pos; }
127 B3T.clear();
128 for (pos=S4T.begin(); pos<S4T.end(); pos++)
129 { delete [] *pos; }
130 S4T.clear();
131 for (pos=B4T.begin(); pos<B4T.end(); pos++)
132 { delete [] *pos; }
133 B4T.clear();
134 }
135
136 void
137 G4ChipsAntiBaryonElasticXS::CrossSectionDescri
138 {
139 outFile << "G4ChipsAntiBaryonElasticXS pro
140 << "section for anti-baryon nucleu
141 << "momentum. The cross section is
142 << "CHIPS parameterization of cros
143 }
144
145 G4bool G4ChipsAntiBaryonElasticXS::IsIsoApplic
146 const G4Element*,
147 const G4Material*)
148 {
149
150 /*
151 if(particle == G4AntiNeutron::AntiNeutron())
152 {
153 return true;
154 }
155 else if(particle == G4AntiProton::AntiProton
156 {
157 return true;
158 }
159 else if(particle == G4AntiLambda::AntiLambda
160 {
161 return true;
162 }
163 else if(particle == G4AntiSigmaPlus::AntiSig
164 {
165 return true;
166 }
167 else if(particle == G4AntiSigmaMinus::AntiSi
168 {
169 return true;
170 }
171 else if(particle == G4AntiSigmaZero::AntiSig
172 {
173 return true;
174 }
175 else if(particle == G4AntiXiMinus::AntiXiMin
176 {
177 return true;
178 }
179 else if(particle == G4AntiXiZero::AntiXiZero
180 {
181 return true;
182 }
183 else if(particle == G4AntiOmegaMinus::AntiOm
184 {
185 return true;
186 }
187 */
188 return true;
189 }
190
191 // The main member function giving the collisi
192 // Make pMom in independent units ! (Now it is
193 G4double G4ChipsAntiBaryonElasticXS::GetIsoCro
194 const G4Isotope*,
195 const G4Element*,
196 const G4Material*)
197 {
198 G4double pMom=Pt->GetTotalMomentum();
199 G4int tgN = A - tgZ;
200 G4int pdg = Pt->GetDefinition()->GetPDGEncod
201
202 return GetChipsCrossSection(pMom, tgZ, tgN,
203 }
204
205 G4double G4ChipsAntiBaryonElasticXS::GetChipsC
206 {
207 G4bool fCS = false;
208
209 G4double pEn=pMom;
210 onlyCS=fCS;
211
212 G4bool in=false; // By def
213 lastP = 0.; // New mo
214 lastN = tgN; // The la
215 lastZ = tgZ; // The la
216 lastI = (G4int)colN.size(); // Size o
217 if(lastI) for(G4int i=0; i<lastI; ++i) // Lo
218 { // The nu
219 if(colN[i]==tgN && colZ[i]==tgZ) // Isotop
220 {
221 lastI=i;
222 lastTH =colTH[i]; // Last T
223 if(pEn<=lastTH)
224 {
225 return 0.; // Energy
226 }
227 lastP =colP [i]; // Last M
228 lastCS =colCS[i]; // Last C
229 // if(std::fabs(lastP/pMom-1.)<toleranc
230 if(lastP == pMom) // Do not
231 {
232 CalculateCrossSection(fCS,-1,i,pPDG,la
233 return lastCS*millibarn; // Use th
234 }
235 in = true; // This
236 // Momentum pMom is in IU ! @@ Units
237 lastCS=CalculateCrossSection(fCS,-1,i,pP
238 if(lastCS<=0. && pEn>lastTH) // Corre
239 {
240 lastTH=pEn;
241 }
242 break; // Go o
243 }
244 } // End of attampt to find the nucleus in D
245 if(!in) // This n
246 {
247 //!!The slave functions must provide cross
248 lastCS=CalculateCrossSection(fCS,0,lastI,p
249 if(lastCS<=0.)
250 {
251 lastTH = 0; // ThresholdEnergy(tgZ, tgN)
252 if(pEn>lastTH)
253 {
254 lastTH=pEn;
255 }
256 }
257 colN.push_back(tgN);
258 colZ.push_back(tgZ);
259 colP.push_back(pMom);
260 colTH.push_back(lastTH);
261 colCS.push_back(lastCS);
262 return lastCS*millibarn;
263 } // End of creation of the new set of param
264 else
265 {
266 colP[lastI]=pMom;
267 colCS[lastI]=lastCS;
268 }
269 return lastCS*millibarn;
270 }
271
272 // Calculation of total elastic cross section
273 // F=0 - create AMDB, F=-1 - read&update AMDB,
274 G4double G4ChipsAntiBaryonElasticXS::Calculate
275 G
276 {
277 G4double pMom=pIU/GeV; // All
278 onlyCS=CS; // Fla
279 lastLP=G4Log(pMom); // Make a
280 if(F) // Thi
281 {
282 if(F<0) // the
283 {
284 lastPIN = PIN[I]; // Max
285 lastPAR = PAR[I]; // Poi
286 lastCST = CST[I]; // Poi
287 lastSST = SST[I]; // Poi
288 lastS1T = S1T[I]; // Poi
289 lastB1T = B1T[I]; // Poi
290 lastS2T = S2T[I]; // Poi
291 lastB2T = B2T[I]; // Poi
292 lastS3T = S3T[I]; // Poi
293 lastB3T = B3T[I]; // Poi
294 lastS4T = S4T[I]; // Poi
295 lastB4T = B4T[I]; // Poi
296 }
297 if(lastLP>lastPIN && lastLP<lPMax)
298 {
299 lastPIN=GetPTables(lastLP,lastPIN,PDG,tg
300 PIN[I]=lastPIN; // Rem
301 }
302 }
303 else // Thi
304 {
305 lastPAR = new G4double[nPoints]; // All
306 lastPAR[nLast]=0; // Ini
307 lastCST = new G4double[nPoints]; // All
308 lastSST = new G4double[nPoints]; // All
309 lastS1T = new G4double[nPoints]; // All
310 lastB1T = new G4double[nPoints]; // All
311 lastS2T = new G4double[nPoints]; // All
312 lastB2T = new G4double[nPoints]; // All
313 lastS3T = new G4double[nPoints]; // All
314 lastB3T = new G4double[nPoints]; // All
315 lastS4T = new G4double[nPoints]; // All
316 lastB4T = new G4double[nPoints]; // All
317 lastPIN = GetPTables(lastLP,lPMin,PDG,tgZ,
318 PIN.push_back(lastPIN); // Fil
319 PAR.push_back(lastPAR); // Fil
320 CST.push_back(lastCST); // Fil
321 SST.push_back(lastSST); // Fil
322 S1T.push_back(lastS1T); // Fil
323 B1T.push_back(lastB1T); // Fil
324 S2T.push_back(lastS2T); // Fil
325 B2T.push_back(lastB2T); // Fil
326 S3T.push_back(lastS3T); // Fil
327 B3T.push_back(lastB3T); // Fil
328 S4T.push_back(lastS4T); // Fil
329 B4T.push_back(lastB4T); // Fil
330 } // End of creation/update of the new set o
331 // =---------= NOW Update (if necessary) and
332 if(lastLP>lastPIN && lastLP<lPMax)
333 {
334 lastPIN = GetPTables(lastLP,lastPIN,PDG,tg
335 }
336 if(!onlyCS) lastTM=GetQ2max(PDG, tgZ, tgN, p
337 if(lastLP>lPMin && lastLP<=lastPIN) // Lin
338 {
339 if(lastLP==lastPIN)
340 {
341 G4double shift=(lastLP-lPMin)/dlnP+.0000
342 G4int blast=static_cast<int>(shift);
343 if(blast<0 || blast>=nLast) G4cout<<"G4Q
344 lastSIG = lastCST[blast];
345 if(!onlyCS) // Ski
346 {
347 theSS = lastSST[blast];
348 theS1 = lastS1T[blast];
349 theB1 = lastB1T[blast];
350 theS2 = lastS2T[blast];
351 theB2 = lastB2T[blast];
352 theS3 = lastS3T[blast];
353 theB3 = lastB3T[blast];
354 theS4 = lastS4T[blast];
355 theB4 = lastB4T[blast];
356 }
357 }
358 else
359 {
360 G4double shift=(lastLP-lPMin)/dlnP;
361 G4int blast=static_cast<int>(shift);
362 if(blast<0) blast=0;
363 if(blast>=nLast) blast=nLast-1;
364 shift-=blast;
365 G4int lastL=blast+1;
366 G4double SIGL=lastCST[blast];
367 lastSIG= SIGL+shift*(lastCST[lastL]-SIGL
368 if(!onlyCS) // Ski
369 {
370 G4double SSTL=lastSST[blast];
371 theSS=SSTL+shift*(lastSST[lastL]-SSTL)
372 G4double S1TL=lastS1T[blast];
373 theS1=S1TL+shift*(lastS1T[lastL]-S1TL)
374 G4double B1TL=lastB1T[blast];
375 theB1=B1TL+shift*(lastB1T[lastL]-B1TL)
376 G4double S2TL=lastS2T[blast];
377 theS2=S2TL+shift*(lastS2T[lastL]-S2TL)
378 G4double B2TL=lastB2T[blast];
379 theB2=B2TL+shift*(lastB2T[lastL]-B2TL)
380 G4double S3TL=lastS3T[blast];
381 theS3=S3TL+shift*(lastS3T[lastL]-S3TL)
382 G4double B3TL=lastB3T[blast];
383 theB3=B3TL+shift*(lastB3T[lastL]-B3TL)
384 G4double S4TL=lastS4T[blast];
385 theS4=S4TL+shift*(lastS4T[lastL]-S4TL)
386 G4double B4TL=lastB4T[blast];
387 theB4=B4TL+shift*(lastB4T[lastL]-B4TL)
388 }
389 }
390 }
391 else lastSIG=GetTabValues(lastLP, PDG, tgZ,
392 if(lastSIG<0.) lastSIG = 0.;
393 return lastSIG;
394 }
395
396 // It has parameter sets for all tZ/tN/PDG, us
397 G4double G4ChipsAntiBaryonElasticXS::GetPTable
398
399 {
400 // @@ At present all nA==pA ---------> Each
401 static const G4double pwd=2727;
402 const G4int n_appel=30; // #o
403 // -0- -1- -2- -3-
404 G4double app_el[n_appel]={1.25,3.5,80.,1.,.0
405 3.64,5.e-5,4000.,1
406 1.e10,1.1,3.4e6,6.
407 // -15- -16- -17-
408 // -25- -26- -27- -2
409 //AR-24Jun2014 if(PDG>-3334 && PDG<-1111)
410 if(PDG>-3335 && PDG<-1111)
411 {
412 // -- Total pp elastic cross section cs &
413 //p2=p*p;p3=p2*p;sp=sqrt(p);p2s=p2*sp;lp=l
414 //CS=2.865/p2s/(1+.0022/p2s)+(18.9+.6461*d
415 // par(0) par(7) par(1) par(2)
416 //dl2=lp-5., s1=(74.+3.*dl2*dl2)/(1+3.4/p4
417 // par(8) par(9) par(10) par(11
418 // b1=8.*p**.055/(1.+3.64/p3); s2=5.e-5+40
419 // par(15) par(16) par(17) par(18) pa
420 // s3=5.e-5+1.e10/(p4*p4+8.5e8*p2+1.e10);
421 // par(24) par(25) par(26) par(27) p
422 //
423 if(lastPAR[nLast]!=pwd) // A unique flag t
424 {
425 if ( tgZ == 1 && tgN == 0 )
426 {
427 for (G4int ip=0; ip<n_appel; ip++) las
428 }
429 else
430 {
431 G4double a=tgZ+tgN;
432 G4double sa=std::sqrt(a);
433 G4double ssa=std::sqrt(sa);
434 G4double asa=a*sa;
435 G4double a2=a*a;
436 G4double a3=a2*a;
437 G4double a4=a3*a;
438 G4double a5=a4*a;
439 G4double a6=a4*a2;
440 G4double a7=a6*a;
441 G4double a8=a7*a;
442 G4double a9=a8*a;
443 G4double a10=a5*a5;
444 G4double a12=a6*a6;
445 G4double a14=a7*a7;
446 G4double a16=a8*a8;
447 G4double a17=a16*a;
448 //G4double a20=a16*a4;
449 G4double a32=a16*a16;
450 // Reaction cross-section parameters (
451 lastPAR[0]=.23*asa/(1.+a*.15);
452 lastPAR[1]=2.8*asa/(1.+a*(.015+.05/ssa
453 lastPAR[2]=15.*a/(1.+.005*a2);
454 lastPAR[3]=.013*a2/(1.+a3*(.006+a*.000
455 lastPAR[4]=5.;
456 lastPAR[5]=0.;
457 lastPAR[6]=0.;
458 lastPAR[7]=0.;
459 lastPAR[8]=0.;
460 // @@ the differential cross-section i
461 if(a<6.5)
462 {
463 G4double a28=a16*a12;
464 // The main pre-exponent (pel_s
465 lastPAR[ 9]=4000*a;
466 lastPAR[10]=1.2e7*a8+380*a17;
467 lastPAR[11]=.7/(1.+4.e-12*a16);
468 lastPAR[12]=2.5/a8/(a4+1.e-16*a32);
469 lastPAR[13]=.28*a;
470 lastPAR[14]=1.2*a2+2.3;
471 lastPAR[15]=3.8/a;
472 // The main slope (pel_s
473 lastPAR[16]=.01/(1.+.0024*a5);
474 lastPAR[17]=.2*a;
475 lastPAR[18]=9.e-7/(1.+.035*a5);
476 lastPAR[19]=(42.+2.7e-11*a16)/(1.+.1
477 // The main quadratic (pel_s
478 lastPAR[20]=2.25*a3;
479 lastPAR[21]=18.;
480 lastPAR[22]=2.4e-3*a8/(1.+2.6e-4*a7)
481 lastPAR[23]=3.5e-36*a32*a8/(1.+5.e-1
482 // The 1st max pre-exponent (pel_q
483 lastPAR[24]=1.e5/(a8+2.5e12/a16);
484 lastPAR[25]=8.e7/(a12+1.e-27*a28*a28
485 lastPAR[26]=.0006*a3;
486 // The 1st max slope (pel_q
487 lastPAR[27]=10.+4.e-8*a12*a;
488 lastPAR[28]=.114;
489 lastPAR[29]=.003;
490 lastPAR[30]=2.e-23;
491 // The effective pre-exponent (pel_s
492 lastPAR[31]=1./(1.+.0001*a8);
493 lastPAR[32]=1.5e-4/(1.+5.e-6*a12);
494 lastPAR[33]=.03;
495 // The effective slope (pel_s
496 lastPAR[34]=a/2;
497 lastPAR[35]=2.e-7*a4;
498 lastPAR[36]=4.;
499 lastPAR[37]=64./a3;
500 // The gloria pre-exponent (pel_u
501 lastPAR[38]=1.e8*G4Exp(.32*asa);
502 lastPAR[39]=20.*G4Exp(.45*asa);
503 lastPAR[40]=7.e3+2.4e6/a5;
504 lastPAR[41]=2.5e5*G4Exp(.085*a3);
505 lastPAR[42]=2.5*a;
506 // The gloria slope (pel_u
507 lastPAR[43]=920.+.03*a8*a3;
508 lastPAR[44]=93.+.0023*a12;
509 }
510 else // A > Li6 (li7, ...)
511 {
512 G4double p1a10=2.2e-28*a10;
513 G4double r4a16=6.e14/a16;
514 G4double s4a16=r4a16*r4a16;
515 // a24
516 // a36
517 // The main pre-exponent (peh_s
518 lastPAR[ 9]=4.5*G4Pow::GetInstance()
519 lastPAR[10]=.06*G4Pow::GetInstance()
520 lastPAR[11]=.6*a/(1.+2.e15/a16);
521 lastPAR[12]=.17/(a+9.e5/a3+1.5e33/a3
522 lastPAR[13]=(.001+7.e-11*a5)/(1.+4.4
523 lastPAR[14]=(p1a10*p1a10+2.e-29)/(1.
524 // The main slope (peh_s
525 lastPAR[15]=400./a12+2.e-22*a9;
526 lastPAR[16]=1.e-32*a12/(1.+5.e22/a14
527 lastPAR[17]=1000./a2+9.5*sa*ssa;
528 lastPAR[18]=4.e-6*a*asa+1.e11/a16;
529 lastPAR[19]=(120./a+.002*a2)/(1.+2.e
530 lastPAR[20]=9.+100./a;
531 // The main quadratic (peh_s
532 lastPAR[21]=.002*a3+3.e7/a6;
533 lastPAR[22]=7.e-15*a4*asa;
534 lastPAR[23]=9000./a4;
535 // The 1st max pre-exponent (peh_q
536 lastPAR[24]=.0011*asa/(1.+3.e34/a32/
537 lastPAR[25]=1.e-5*a2+2.e14/a16;
538 lastPAR[26]=1.2e-11*a2/(1.+1.5e19/a1
539 lastPAR[27]=.016*asa/(1.+5.e16/a16);
540 // The 1st max slope (peh_q
541 lastPAR[28]=.002*a4/(1.+7.e7/G4Pow::
542 lastPAR[29]=2.e6/a6+7.2/G4Pow::GetIn
543 lastPAR[30]=11.*a3/(1.+7.e23/a16/a8)
544 lastPAR[31]=100./asa;
545 // The 2nd max pre-exponent (peh_s
546 lastPAR[32]=(.1+4.4e-5*a2)/(1.+5.e5/
547 lastPAR[33]=3.5e-4*a2/(1.+1.e8/a8);
548 lastPAR[34]=1.3+3.e5/a4;
549 lastPAR[35]=500./(a2+50.)+3;
550 lastPAR[36]=1.e-9/a+s4a16*s4a16;
551 // The 2nd max slope (peh_s
552 lastPAR[37]=.4*asa+3.e-9*a6;
553 lastPAR[38]=.0005*a5;
554 lastPAR[39]=.002*a5;
555 lastPAR[40]=10.;
556 // The effective pre-exponent (peh_u
557 lastPAR[41]=.05+.005*a;
558 lastPAR[42]=7.e-8/sa;
559 lastPAR[43]=.8*sa;
560 lastPAR[44]=.02*sa;
561 lastPAR[45]=1.e8/a3;
562 lastPAR[46]=3.e32/(a32+1.e32);
563 // The effective slope (peh_u
564 lastPAR[47]=24.;
565 lastPAR[48]=20./sa;
566 lastPAR[49]=7.e3*a/(sa+1.);
567 lastPAR[50]=900.*sa/(1.+500./a3);
568 }
569 // Parameter for lowEnergyNeutrons
570 lastPAR[51]=1.e15+2.e27/a4/(1.+2.e-18*
571 }
572 lastPAR[nLast]=pwd;
573 // and initialize the zero element of th
574 G4double lp=lPMin;
575 G4bool memCS=onlyCS;
576 onlyCS=false;
577 lastCST[0]=GetTabValues(lp, PDG, tgZ, tg
578 onlyCS=memCS;
579 lastSST[0]=theSS;
580 lastS1T[0]=theS1;
581 lastB1T[0]=theB1;
582 lastS2T[0]=theS2;
583 lastB2T[0]=theB2;
584 lastS3T[0]=theS3;
585 lastB3T[0]=theB3;
586 lastS4T[0]=theS4;
587 lastB4T[0]=theB4;
588 }
589 if(LP>ILP)
590 {
591 G4int ini = static_cast<int>((ILP-lPMin+
592 if(ini<0) ini=0;
593 if(ini<nPoints)
594 {
595 G4int fin = static_cast<int>((LP-lPMin
596 if(fin>=nPoints) fin=nLast;
597 if(fin>=ini)
598 {
599 G4double lp=0.;
600 for(G4int ip=ini; ip<=fin; ip++)
601 {
602 lp=lPMin+ip*dlnP;
603 G4bool memCS=onlyCS;
604 onlyCS=false;
605 lastCST[ip]=GetTabValues(lp, PDG,
606 onlyCS=memCS;
607 lastSST[ip]=theSS;
608 lastS1T[ip]=theS1;
609 lastB1T[ip]=theB1;
610 lastS2T[ip]=theS2;
611 lastB2T[ip]=theB2;
612 lastS3T[ip]=theS3;
613 lastB3T[ip]=theB3;
614 lastS4T[ip]=theS4;
615 lastB4T[ip]=theB4;
616 }
617 return lp;
618 }
619 else G4cout<<"*Warning*G4ChipsAntiBary
620 <<", Z="<<tgZ<<", N="<<tgN<
621 <<" > ILP="<<ILP<<" nothing
622 }
623 else G4cout<<"*Warning*G4ChipsAntiBaryon
624 <<", Z="<<tgZ<<", N="<<tgN<<"
625 <<" > ILP="<<ILP<<", lPMax="<
626 }
627 }
628 else
629 {
630 // G4cout<<"*Error*G4ChipsAntiBaryonElasti
631 // <<", N="<<tgN<<", while it is def
632 // throw G4QException("G4ChipsAntiBaryonEl
633 G4ExceptionDescription ed;
634 ed << "PDG = " << PDG << ", Z = " << tgZ <
635 << ", while it is defined only for Anti
636 G4Exception("G4ChipsAntiBaryonElasticXS::G
637 FatalException, ed);
638 }
639 return ILP;
640 }
641
642 // Returns Q2=-t in independent units (MeV^2)
643 G4double G4ChipsAntiBaryonElasticXS::GetExchan
644 {
645 static const G4double GeVSQ=gigaelectronvolt
646 static const G4double third=1./3.;
647 static const G4double fifth=1./5.;
648 static const G4double sevth=1./7.;
649
650 if(PDG<-3334 || PDG>-1111)G4cout<<"*Warning*
651 if(onlyCS)G4cout<<"WarningG4ChipsAntiBaryonE
652 if(lastLP<-4.3) return lastTM*GeVSQ*G4Unifor
653 G4double q2=0.;
654 if(tgZ==1 && tgN==0) // ===>
655 {
656 G4double E1=lastTM*theB1;
657 G4double R1=(1.-G4Exp(-E1));
658 G4double E2=lastTM*theB2;
659 G4double R2=(1.-G4Exp(-E2*E2*E2));
660 G4double E3=lastTM*theB3;
661 G4double R3=(1.-G4Exp(-E3));
662 G4double I1=R1*theS1/theB1;
663 G4double I2=R2*theS2;
664 G4double I3=R3*theS3;
665 G4double I12=I1+I2;
666 G4double rand=(I12+I3)*G4UniformRand();
667 if (rand<I1 )
668 {
669 G4double ran=R1*G4UniformRand();
670 if(ran>1.) ran=1.;
671 q2=-G4Log(1.-ran)/theB1;
672 }
673 else if(rand<I12)
674 {
675 G4double ran=R2*G4UniformRand();
676 if(ran>1.) ran=1.;
677 q2=-G4Log(1.-ran);
678 if(q2<0.) q2=0.;
679 q2=G4Pow::GetInstance()->powA(q2,third)/
680 }
681 else
682 {
683 G4double ran=R3*G4UniformRand();
684 if(ran>1.) ran=1.;
685 q2=-G4Log(1.-ran)/theB3;
686 }
687 }
688 else
689 {
690 G4double a=tgZ+tgN;
691 G4double E1=lastTM*(theB1+lastTM*theSS);
692 G4double R1=(1.-G4Exp(-E1));
693 G4double tss=theSS+theSS; // for future so
694 G4double tm2=lastTM*lastTM;
695 G4double E2=lastTM*tm2*theB2;
696 if(a>6.5)E2*=tm2;
697 G4double R2=(1.-G4Exp(-E2));
698 G4double E3=lastTM*theB3;
699 if(a>6.5)E3*=tm2*tm2*tm2;
700 G4double R3=(1.-G4Exp(-E3));
701 G4double E4=lastTM*theB4;
702 G4double R4=(1.-G4Exp(-E4));
703 G4double I1=R1*theS1;
704 G4double I2=R2*theS2;
705 G4double I3=R3*theS3;
706 G4double I4=R4*theS4;
707 G4double I12=I1+I2;
708 G4double I13=I12+I3;
709 G4double rand=(I13+I4)*G4UniformRand();
710 if(rand<I1)
711 {
712 G4double ran=R1*G4UniformRand();
713 if(ran>1.) ran=1.;
714 q2=-G4Log(1.-ran)/theB1;
715 if(std::fabs(tss)>1.e-7) q2=(std::sqrt(t
716 }
717 else if(rand<I12)
718 {
719 G4double ran=R2*G4UniformRand();
720 if(ran>1.) ran=1.;
721 q2=-G4Log(1.-ran)/theB2;
722 if(q2<0.) q2=0.;
723 if(a<6.5) q2=G4Pow::GetInstance()->powA(
724 else q2=G4Pow::GetInstance()->powA(
725 }
726 else if(rand<I13)
727 {
728 G4double ran=R3*G4UniformRand();
729 if(ran>1.) ran=1.;
730 q2=-G4Log(1.-ran)/theB3;
731 if(q2<0.) q2=0.;
732 if(a>6.5) q2=G4Pow::GetInstance()->powA(
733 }
734 else
735 {
736 G4double ran=R4*G4UniformRand();
737 if(ran>1.) ran=1.;
738 q2=-G4Log(1.-ran)/theB4;
739 if(a<6.5) q2=lastTM-q2;
740 }
741 }
742 if(q2<0.) q2=0.;
743 if(!(q2>=-1.||q2<=1.))G4cout<<"*NAN*G4QaBEla
744 if(q2>lastTM)
745 {
746 q2=lastTM;
747 }
748 return q2*GeVSQ;
749 }
750
751 // Returns B in independent units (MeV^-2) (al
752 G4double G4ChipsAntiBaryonElasticXS::GetSlope(
753 {
754 static const G4double GeVSQ=gigaelectronvolt
755 if(onlyCS)G4cout<<"WarningG4ChipsAntiBaryonE
756 if(lastLP<-4.3) return 0.; // S-wav
757 if(PDG<-3334 || PDG>-1111)
758 {
759 // G4cout<<"*Error*G4ChipsAntiBaryonElasti
760 // <<", N="<<tgN<<", while it is def
761 // throw G4QException("G4ChipsAntiBaryonEl
762 G4ExceptionDescription ed;
763 ed << "PDG = " << PDG << ", Z = " << tgZ <
764 << ", while it is defined only for Anti
765 G4Exception("G4ChipsAntiBaryonElasticXS::G
766 FatalException, ed);
767 }
768 if(theB1<0.) theB1=0.;
769 if(!(theB1>=-1.||theB1<=1.))G4cout<<"*NAN*G4
770 return theB1/GeVSQ;
771 }
772
773 // Returns half max(Q2=-t) in independent unit
774 G4double G4ChipsAntiBaryonElasticXS::GetHMaxT(
775 {
776 static const G4double HGeVSQ=gigaelectronvol
777 return lastTM*HGeVSQ;
778 }
779
780 // lastLP is used, so calculating tables, one
781 G4double G4ChipsAntiBaryonElasticXS::GetTabVal
782
783 {
784 if(PDG<-3334 || PDG>-1111) G4cout<<"*Warning
785
786 //AR-24Apr2018 Switch to allow transuranic e
787 const G4bool isHeavyElementAllowed = true;
788 if(tgZ<0 || ( !isHeavyElementAllowed && tgZ>
789 {
790 G4cout<<"*Warning*G4QAntiBaryonElCS::GetTa
791 return 0.;
792 }
793 G4int iZ=tgZ-1; // Z index
794 if(iZ<0)
795 {
796 iZ=0; // conversion of the neutron
797 tgZ=1;
798 tgN=0;
799 }
800 G4double p=G4Exp(lp); // moment
801 G4double sp=std::sqrt(p); // sqr
802 G4double p2=p*p;
803 G4double p3=p2*p;
804 G4double p4=p3*p;
805 if ( tgZ == 1 && tgN == 0 ) // PiMin+P
806 {
807 G4double dl2=lp-lastPAR[6]; // ld ?
808 theSS=lastPAR[29];
809 theS1=(lastPAR[7]+lastPAR[8]*dl2*dl2)/(1.+
810 (lastPAR[10]/p2+lastPAR[11]*p)/(p4+l
811 theB1=lastPAR[13]*G4Pow::GetInstance()->po
812 theS2=lastPAR[16]+lastPAR[17]/(p4+lastPAR[
813 theB2=lastPAR[19]+lastPAR[20]/(p4+lastPAR[
814 theS3=lastPAR[22]+lastPAR[23]/(p4*p4+lastP
815 theB3=lastPAR[26]+lastPAR[27]/(p4+lastPAR[
816 theS4=0.;
817 theB4=0.;
818 // Returns the total elastic pim-p cross-s
819 G4double ye=G4Exp(lp*lastPAR[0]);
820 G4double dp=lp-lastPAR[1];
821 return lastPAR[2]/(ye+lastPAR[3])+lastPAR[
822 }
823 else
824 {
825 G4double p5=p4*p;
826 G4double p6=p5*p;
827 G4double p8=p6*p2;
828 G4double p10=p8*p2;
829 G4double p12=p10*p2;
830 G4double p16=p8*p8;
831 //G4double p24=p16*p8;
832 G4double dl=lp-5.;
833 G4double a=tgZ+tgN;
834 G4double pah=G4Pow::GetInstance()->powA(p,
835 G4double pa=pah*pah;
836 G4double pa2=pa*pa;
837 if(a<6.5)
838 {
839 theS1=lastPAR[9]/(1.+lastPAR[10]*p4*pa)+
840 (lastPAR[13]*dl*dl+lastPAR[14])/(1
841 theB1=(lastPAR[16]+lastPAR[17]*p2)/(p4+l
842 theSS=lastPAR[20]/(1.+lastPAR[21]/p2)+la
843 theS2=lastPAR[24]/(pa/p2+lastPAR[25]/p4)
844 theB2=lastPAR[27]*G4Pow::GetInstance()->
845 theS3=lastPAR[31]/(pa*p+lastPAR[32]/pa)+
846 theB3=lastPAR[34]/(p3+lastPAR[35]/p6)+la
847 theS4=p2*(pah*lastPAR[38]*G4Exp(-pah*las
848 lastPAR[40]/(1.+lastPAR[41]*G4
849 theB4=lastPAR[43]*pa/p2/(1.+pa*lastPAR[4
850 }
851 else
852 {
853 theS1=lastPAR[9]/(1.+lastPAR[10]/p4)+las
854 lastPAR[13]/(p5+lastPAR[14]/p16);
855 theB1=(lastPAR[15]/p8+lastPAR[19])/(p+la
856 lastPAR[17]/(1.+lastPAR[18]/p4);
857 theSS=lastPAR[21]/(p4/G4Pow::GetInstance
858 theS2=lastPAR[24]/p4/(G4Pow::GetInstance
859 theB2=lastPAR[28]/G4Pow::GetInstance()->
860 theS3=lastPAR[32]/G4Pow::GetInstance()->
861 lastPAR[33]/(1.+lastPAR[34]/p6);
862 theB3=lastPAR[37]/p8+lastPAR[38]/p2+last
863 theS4=(lastPAR[41]/p4+lastPAR[46]/p)/(1.
864 (lastPAR[43]+lastPAR[44]*dl*dl)/(1
865 theB4=lastPAR[47]/(1.+lastPAR[48]/p)+las
866 }
867 // Returns the total elastic (n/p)A cross-
868 G4double dlp=lp-lastPAR[4]; // ax
869 // p1 p2 p3
870 return (lastPAR[0]*dlp*dlp+lastPAR[1]+last
871 }
872 return 0.;
873 } // End of GetTableValues
874
875 // Returns max -t=Q2 (GeV^2) for the momentum
876 G4double G4ChipsAntiBaryonElasticXS::GetQ2max(
877
878 {
879 static const G4double mNeut= G4Neutron::Neut
880 static const G4double mProt= G4Proton::Proto
881 static const G4double mNuc2= sqr((mProt+mNeu
882 G4double pP2=pP*pP;
883 if(tgZ || tgN>-1)
884 {
885 G4double mt=G4ParticleTable::GetParticleTa
886 G4double dmt=mt+mt;
887 G4double mds=dmt*std::sqrt(pP2+mNuc2)+mNuc
888 return dmt*dmt*pP2/mds;
889 }
890 else
891 {
892 // G4cout<<"*Error*G4ChipsAntiBaryonElasti
893 // <<tgN<<", while it is defined onl
894 // throw G4QException("G4ChipsAntiBaryonEl
895 G4ExceptionDescription ed;
896 ed << "PDG = " << PDG << ", Z = " << tgZ <
897 << ", while it is defined only for p pr
898 G4Exception("G4ChipsAntiBaryonElasticXS::G
899 FatalException, ed);
900 return 0;
901 }
902 }
903