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>> 27 // $Id: G4ChipsKaonPlusElasticXS.cc 88983 2015-03-17 10:24:43Z gcosmo $
27 // 28 //
28 // 29 //
29 // G4 Physics class: G4ChipsKaonPlusElasticXS 30 // G4 Physics class: G4ChipsKaonPlusElasticXS for pA elastic cross sections
30 // Created: M.V. Kossov, CERN/ITEP(Moscow), 5- 31 // Created: M.V. Kossov, CERN/ITEP(Moscow), 5-Feb-2010
31 // The last update: M.V. Kossov, CERN/ITEP (Mo 32 // The last update: M.V. Kossov, CERN/ITEP (Moscow) 5-Feb-2010
32 // 33 //
33 // ------------------------------------------- 34 // -------------------------------------------------------------------------------
34 // Short description: Interaction cross-sectio 35 // Short description: Interaction cross-sections for the elastic process.
35 // Class extracted from CHIPS and integrated i 36 // Class extracted from CHIPS and integrated in Geant4 by W.Pokorski
36 // ------------------------------------------- 37 // -------------------------------------------------------------------------------
37 // 38 //
38 39
39 #include "G4ChipsKaonPlusElasticXS.hh" 40 #include "G4ChipsKaonPlusElasticXS.hh"
40 #include "G4SystemOfUnits.hh" 41 #include "G4SystemOfUnits.hh"
41 #include "G4DynamicParticle.hh" 42 #include "G4DynamicParticle.hh"
42 #include "G4ParticleDefinition.hh" 43 #include "G4ParticleDefinition.hh"
43 #include "G4KaonPlus.hh" 44 #include "G4KaonPlus.hh"
44 #include "G4Nucleus.hh" 45 #include "G4Nucleus.hh"
45 #include "G4ParticleTable.hh" 46 #include "G4ParticleTable.hh"
46 #include "G4NucleiProperties.hh" 47 #include "G4NucleiProperties.hh"
47 #include "G4IonTable.hh" 48 #include "G4IonTable.hh"
48 #include "G4AutoLock.hh" 49 #include "G4AutoLock.hh"
>> 50
49 // factory 51 // factory
50 #include "G4CrossSectionFactory.hh" 52 #include "G4CrossSectionFactory.hh"
51 // 53 //
52 G4_DECLARE_XS_FACTORY(G4ChipsKaonPlusElasticXS 54 G4_DECLARE_XS_FACTORY(G4ChipsKaonPlusElasticXS);
53 55
54 namespace { 56 namespace {
55 G4double mK;//= G4KaonPlus::KaonPlus()->Ge 57 G4double mK;//= G4KaonPlus::KaonPlus()->GetPDGMass()*.001; // MeV to GeV //Cannot initialize here, needs particles
56 G4double mK2;//= mK*mK; 58 G4double mK2;//= mK*mK;
57 G4Mutex initM = G4MUTEX_INITIALIZER; 59 G4Mutex initM = G4MUTEX_INITIALIZER;
58 const G4double pwd=2727; 60 const G4double pwd=2727;
59 const G4double GeVSQ=gigaelectronvolt*giga 61 const G4double GeVSQ=gigaelectronvolt*gigaelectronvolt;
60 const G4double third=1./3.; 62 const G4double third=1./3.;
61 const G4double fifth=1./5.; 63 const G4double fifth=1./5.;
62 const G4double sevth=1./7.; 64 const G4double sevth=1./7.;
63 const G4double HGeVSQ=gigaelectronvolt*gig 65 const G4double HGeVSQ=gigaelectronvolt*gigaelectronvolt/2.;
64 // @@ At present all nA==pA ---------> Eac 66 // @@ At present all nA==pA ---------> Each neucleus can have not more than 51 parameters
65 const G4int n_kppel=35; // 67 const G4int n_kppel=35; // #of parameters for pp-elastic (<nPoints=128)
66 // -0--1- -2- -3 68 // -0--1- -2- -3- -4- -5- -6--7--8--9- -10--11-12--13--14-
67 G4double kpp_el[n_kppel]={.7,.38,.0676,.05 69 G4double kpp_el[n_kppel]={.7,.38,.0676,.0557,3.5,2.23,.7,.1,2.,1.,.372,5.,74.,3.,3.4,
68 .2,.17,.001,8.,.055,3.64,5.e-5,4000.,1 70 .2,.17,.001,8.,.055,3.64,5.e-5,4000.,1500.,.46,1.2e6,3.5e6,
69 5.e-5,1.e10,8.5e8,1.e10,1.1,3.4e6,6.8e 71 5.e-5,1.e10,8.5e8,1.e10,1.1,3.4e6,6.8e6,0.};
70 // -15--16--17--18-- 72 // -15--16--17--18--19- -20- -21- -22- -23- -24- -25- -26-
71 // -27- -28- -29 73 // -27- -28- -29- -30- -31- -32- -33--34-
72 74
73 75
74 } 76 }
75 77
76 G4ChipsKaonPlusElasticXS::G4ChipsKaonPlusElast 78 G4ChipsKaonPlusElasticXS::G4ChipsKaonPlusElasticXS():G4VCrossSectionDataSet(Default_Name()), nPoints(128), nLast(nPoints-1)
77 { 79 {
78 G4AutoLock l(&initM); 80 G4AutoLock l(&initM);
79 mK = G4KaonPlus::KaonPlus()->GetPDGMass()*.0 81 mK = G4KaonPlus::KaonPlus()->GetPDGMass()*.001;// MeV to GeV
80 mK2 = mK*mK; 82 mK2 = mK*mK;
81 l.unlock(); 83 l.unlock();
82 lPMin=-8.; //Min tabulatedLogarithmMomentum 84 lPMin=-8.; //Min tabulatedLogarithmMomentum/D
83 lPMax= 8.; //Max tabulatedLogarithmMomentum 85 lPMax= 8.; //Max tabulatedLogarithmMomentum/D
84 dlnP=(lPMax-lPMin)/nLast;// LogStep inTable 86 dlnP=(lPMax-lPMin)/nLast;// LogStep inTable /D
85 onlyCS=true;//Flag toCalculOnlyCS(not Si/Bi) 87 onlyCS=true;//Flag toCalculOnlyCS(not Si/Bi)/L
86 lastSIG=0.; //Last calculated cross section 88 lastSIG=0.; //Last calculated cross section /L
87 lastLP=-10.;//LastLog(mom_of IncidentHadron) 89 lastLP=-10.;//LastLog(mom_of IncidentHadron)/L
88 lastTM=0.; //Last t_maximum / 90 lastTM=0.; //Last t_maximum /L
89 theSS=0.; //TheLastSqSlope of 1st difr.Max/ 91 theSS=0.; //TheLastSqSlope of 1st difr.Max/L
90 theS1=0.; //TheLastMantissa of 1st difrMax/ 92 theS1=0.; //TheLastMantissa of 1st difrMax/L
91 theB1=0.; //TheLastSlope of 1st difructMax/ 93 theB1=0.; //TheLastSlope of 1st difructMax/L
92 theS2=0.; //TheLastMantissa of 2nd difrMax/ 94 theS2=0.; //TheLastMantissa of 2nd difrMax/L
93 theB2=0.; //TheLastSlope of 2nd difructMax/ 95 theB2=0.; //TheLastSlope of 2nd difructMax/L
94 theS3=0.; //TheLastMantissa of 3d difr.Max/ 96 theS3=0.; //TheLastMantissa of 3d difr.Max/L
95 theB3=0.; //TheLastSlope of 3d difruct.Max/ 97 theB3=0.; //TheLastSlope of 3d difruct.Max/L
96 theS4=0.; //TheLastMantissa of 4th difrMax/ 98 theS4=0.; //TheLastMantissa of 4th difrMax/L
97 theB4=0.; //TheLastSlope of 4th difructMax/ 99 theB4=0.; //TheLastSlope of 4th difructMax/L
98 lastTZ=0; // Last atomic number of theTarge 100 lastTZ=0; // Last atomic number of theTarget
99 lastTN=0; // Last # of neutrons in theTarge 101 lastTN=0; // Last # of neutrons in theTarget
100 lastPIN=0.;// Last initialized max momentum 102 lastPIN=0.;// Last initialized max momentum
101 lastCST=0; // Elastic cross-section table 103 lastCST=0; // Elastic cross-section table
102 lastPAR=0; // ParametersForFunctionCalculati 104 lastPAR=0; // ParametersForFunctionCalculation
103 lastSST=0; // E-dep ofSqardSlope of 1st difM 105 lastSST=0; // E-dep ofSqardSlope of 1st difMax
104 lastS1T=0; // E-dep of mantissa of 1st dif.M 106 lastS1T=0; // E-dep of mantissa of 1st dif.Max
105 lastB1T=0; // E-dep of the slope of 1st difM 107 lastB1T=0; // E-dep of the slope of 1st difMax
106 lastS2T=0; // E-dep of mantissa of 2nd difrM 108 lastS2T=0; // E-dep of mantissa of 2nd difrMax
107 lastB2T=0; // E-dep of the slope of 2nd difM 109 lastB2T=0; // E-dep of the slope of 2nd difMax
108 lastS3T=0; // E-dep of mantissa of 3d difr.M 110 lastS3T=0; // E-dep of mantissa of 3d difr.Max
109 lastB3T=0; // E-dep of the slope of 3d difrM 111 lastB3T=0; // E-dep of the slope of 3d difrMax
110 lastS4T=0; // E-dep of mantissa of 4th difrM 112 lastS4T=0; // E-dep of mantissa of 4th difrMax
111 lastB4T=0; // E-dep of the slope of 4th difM 113 lastB4T=0; // E-dep of the slope of 4th difMax
112 lastN=0; // The last N of calculated nucle 114 lastN=0; // The last N of calculated nucleus
113 lastZ=0; // The last Z of calculated nucle 115 lastZ=0; // The last Z of calculated nucleus
114 lastP=0.; // LastUsed inCrossSection Moment 116 lastP=0.; // LastUsed inCrossSection Momentum
115 lastTH=0.; // Last threshold momentum 117 lastTH=0.; // Last threshold momentum
116 lastCS=0.; // Last value of the Cross Sectio 118 lastCS=0.; // Last value of the Cross Section
117 lastI=0; // The last position in the DAMDB 119 lastI=0; // The last position in the DAMDB
118 } 120 }
119 121
120 G4ChipsKaonPlusElasticXS::~G4ChipsKaonPlusElas 122 G4ChipsKaonPlusElasticXS::~G4ChipsKaonPlusElasticXS()
121 { 123 {
122 std::vector<G4double*>::iterator pos; 124 std::vector<G4double*>::iterator pos;
123 for (pos=CST.begin(); pos<CST.end(); pos++) 125 for (pos=CST.begin(); pos<CST.end(); pos++)
124 { delete [] *pos; } 126 { delete [] *pos; }
125 CST.clear(); 127 CST.clear();
126 for (pos=PAR.begin(); pos<PAR.end(); pos++) 128 for (pos=PAR.begin(); pos<PAR.end(); pos++)
127 { delete [] *pos; } 129 { delete [] *pos; }
128 PAR.clear(); 130 PAR.clear();
129 for (pos=SST.begin(); pos<SST.end(); pos++) 131 for (pos=SST.begin(); pos<SST.end(); pos++)
130 { delete [] *pos; } 132 { delete [] *pos; }
131 SST.clear(); 133 SST.clear();
132 for (pos=S1T.begin(); pos<S1T.end(); pos++) 134 for (pos=S1T.begin(); pos<S1T.end(); pos++)
133 { delete [] *pos; } 135 { delete [] *pos; }
134 S1T.clear(); 136 S1T.clear();
135 for (pos=B1T.begin(); pos<B1T.end(); pos++) 137 for (pos=B1T.begin(); pos<B1T.end(); pos++)
136 { delete [] *pos; } 138 { delete [] *pos; }
137 B1T.clear(); 139 B1T.clear();
138 for (pos=S2T.begin(); pos<S2T.end(); pos++) 140 for (pos=S2T.begin(); pos<S2T.end(); pos++)
139 { delete [] *pos; } 141 { delete [] *pos; }
140 S2T.clear(); 142 S2T.clear();
141 for (pos=B2T.begin(); pos<B2T.end(); pos++) 143 for (pos=B2T.begin(); pos<B2T.end(); pos++)
142 { delete [] *pos; } 144 { delete [] *pos; }
143 B2T.clear(); 145 B2T.clear();
144 for (pos=S3T.begin(); pos<S3T.end(); pos++) 146 for (pos=S3T.begin(); pos<S3T.end(); pos++)
145 { delete [] *pos; } 147 { delete [] *pos; }
146 S3T.clear(); 148 S3T.clear();
147 for (pos=B3T.begin(); pos<B3T.end(); pos++) 149 for (pos=B3T.begin(); pos<B3T.end(); pos++)
148 { delete [] *pos; } 150 { delete [] *pos; }
149 B3T.clear(); 151 B3T.clear();
150 for (pos=S4T.begin(); pos<S4T.end(); pos++) 152 for (pos=S4T.begin(); pos<S4T.end(); pos++)
151 { delete [] *pos; } 153 { delete [] *pos; }
152 S4T.clear(); 154 S4T.clear();
153 for (pos=B4T.begin(); pos<B4T.end(); pos++) 155 for (pos=B4T.begin(); pos<B4T.end(); pos++)
154 { delete [] *pos; } 156 { delete [] *pos; }
155 B4T.clear(); 157 B4T.clear();
156 } 158 }
157 159
158 void <<
159 G4ChipsKaonPlusElasticXS::CrossSectionDescript <<
160 { <<
161 outFile << "G4ChipsKaonPlusElasticXS provi <<
162 << "section for K+ nucleus scatter <<
163 << "momentum. The cross section is <<
164 << "CHIPS parameterization of cros <<
165 } <<
166 <<
167 <<
168 G4bool G4ChipsKaonPlusElasticXS::IsIsoApplicab 160 G4bool G4ChipsKaonPlusElasticXS::IsIsoApplicable(const G4DynamicParticle*, G4int, G4int,
169 const G4Element*, 161 const G4Element*,
170 const G4Material*) 162 const G4Material*)
171 { 163 {
172 return true; 164 return true;
173 } 165 }
174 166
175 // The main member function giving the collisi 167 // The main member function giving the collision cross section (P is in IU, CS is in mb)
176 // Make pMom in independent units ! (Now it is 168 // Make pMom in independent units ! (Now it is MeV)
177 G4double G4ChipsKaonPlusElasticXS::GetIsoCross 169 G4double G4ChipsKaonPlusElasticXS::GetIsoCrossSection(const G4DynamicParticle* Pt, G4int tgZ, G4int A,
178 const G4Isotope*, 170 const G4Isotope*,
179 const G4Element*, 171 const G4Element*,
180 const G4Material*) 172 const G4Material*)
181 { 173 {
182 G4double pMom=Pt->GetTotalMomentum(); 174 G4double pMom=Pt->GetTotalMomentum();
183 G4int tgN = A - tgZ; 175 G4int tgN = A - tgZ;
184 176
185 return GetChipsCrossSection(pMom, tgZ, tgN, 177 return GetChipsCrossSection(pMom, tgZ, tgN, 321);
186 } 178 }
187 179
188 G4double G4ChipsKaonPlusElasticXS::GetChipsCro 180 G4double G4ChipsKaonPlusElasticXS::GetChipsCrossSection(G4double pMom, G4int tgZ, G4int tgN, G4int)
189 { 181 {
190 182
191 G4bool fCS = false; 183 G4bool fCS = false;
192 G4double pEn=pMom; 184 G4double pEn=pMom;
193 onlyCS=fCS; 185 onlyCS=fCS;
194 186
195 G4bool in=false; // By def 187 G4bool in=false; // By default the isotope must be found in the AMDB
196 lastP = 0.; // New mo 188 lastP = 0.; // New momentum history (nothing to compare with)
197 lastN = tgN; // The la 189 lastN = tgN; // The last N of the calculated nucleus
198 lastZ = tgZ; // The la 190 lastZ = tgZ; // The last Z of the calculated nucleus
199 lastI = (G4int)colN.size(); // Size o << 191 lastI = colN.size(); // Size of the Associative Memory DB in the heap
200 if(lastI) for(G4int i=0; i<lastI; ++i) // Lo << 192 if(lastI) for(G4int i=0; i<lastI; i++) // Loop over proj/tgZ/tgN lines of DB
201 { // The nu 193 { // The nucleus with projPDG is found in AMDB
202 if(colN[i]==tgN && colZ[i]==tgZ) // Isotop 194 if(colN[i]==tgN && colZ[i]==tgZ) // Isotope is foind in AMDB
203 { 195 {
204 lastI=i; 196 lastI=i;
205 lastTH =colTH[i]; // Last T 197 lastTH =colTH[i]; // Last THreshold (A-dependent)
206 if(pEn<=lastTH) 198 if(pEn<=lastTH)
207 { 199 {
208 return 0.; // Energy 200 return 0.; // Energy is below the Threshold value
209 } 201 }
210 lastP =colP [i]; // Last M 202 lastP =colP [i]; // Last Momentum (A-dependent)
211 lastCS =colCS[i]; // Last C 203 lastCS =colCS[i]; // Last CrossSect (A-dependent)
212 // if(std::fabs(lastP/pMom-1.)<toleranc 204 // if(std::fabs(lastP/pMom-1.)<tolerance) //VI (do not use tolerance)
213 if(lastP == pMom) // Do not 205 if(lastP == pMom) // Do not recalculate
214 { 206 {
215 CalculateCrossSection(fCS,-1,i,321,las 207 CalculateCrossSection(fCS,-1,i,321,lastZ,lastN,pMom); // Update param's only
216 return lastCS*millibarn; // Use th 208 return lastCS*millibarn; // Use theLastCS
217 } 209 }
218 in = true; // This 210 in = true; // This is the case when the isotop is found in DB
219 // Momentum pMom is in IU ! @@ Units 211 // Momentum pMom is in IU ! @@ Units
220 lastCS=CalculateCrossSection(fCS,-1,i,32 212 lastCS=CalculateCrossSection(fCS,-1,i,321,lastZ,lastN,pMom); // read & update
221 if(lastCS<=0. && pEn>lastTH) // Corre 213 if(lastCS<=0. && pEn>lastTH) // Correct the threshold
222 { 214 {
223 lastTH=pEn; 215 lastTH=pEn;
224 } 216 }
225 break; // Go o 217 break; // Go out of the LOOP with found lastI
226 } 218 }
227 } // End of attampt to find the nucleus in D 219 } // End of attampt to find the nucleus in DB
228 if(!in) // This n 220 if(!in) // This nucleus has not been calculated previously
229 { 221 {
230 //!!The slave functions must provide cross 222 //!!The slave functions must provide cross-sections in millibarns (mb) !! (not in IU)
231 lastCS=CalculateCrossSection(fCS,0,lastI,3 223 lastCS=CalculateCrossSection(fCS,0,lastI,321,lastZ,lastN,pMom);//calculate&create
232 if(lastCS<=0.) 224 if(lastCS<=0.)
233 { 225 {
234 lastTH = 0; //ThresholdEnergy(tgZ, tgN); 226 lastTH = 0; //ThresholdEnergy(tgZ, tgN); // The Threshold Energy which is now the last
235 if(pEn>lastTH) 227 if(pEn>lastTH)
236 { 228 {
237 lastTH=pEn; 229 lastTH=pEn;
238 } 230 }
239 } 231 }
240 colN.push_back(tgN); 232 colN.push_back(tgN);
241 colZ.push_back(tgZ); 233 colZ.push_back(tgZ);
242 colP.push_back(pMom); 234 colP.push_back(pMom);
243 colTH.push_back(lastTH); 235 colTH.push_back(lastTH);
244 colCS.push_back(lastCS); 236 colCS.push_back(lastCS);
245 return lastCS*millibarn; 237 return lastCS*millibarn;
246 } // End of creation of the new set of param 238 } // End of creation of the new set of parameters
247 else 239 else
248 { 240 {
249 colP[lastI]=pMom; 241 colP[lastI]=pMom;
250 colCS[lastI]=lastCS; 242 colCS[lastI]=lastCS;
251 } 243 }
252 return lastCS*millibarn; 244 return lastCS*millibarn;
253 } 245 }
254 246
255 // Calculation of total elastic cross section 247 // Calculation of total elastic cross section (p in IU, CS in mb) @@ Units (?)
256 // F=0 - create AMDB, F=-1 - read&update AMDB, 248 // F=0 - create AMDB, F=-1 - read&update AMDB, F=1 - update AMDB (sinchro with higher AMDB)
257 G4double G4ChipsKaonPlusElasticXS::CalculateCr 249 G4double G4ChipsKaonPlusElasticXS::CalculateCrossSection(G4bool CS, G4int F,
258 G4int I, G 250 G4int I, G4int PDG, G4int tgZ, G4int tgN, G4double pIU)
259 { 251 {
260 G4double pMom=pIU/GeV; // All 252 G4double pMom=pIU/GeV; // All calculations are in GeV
261 onlyCS=CS; // Fla 253 onlyCS=CS; // Flag to calculate only CS (not Si/Bi)
262 lastLP=std::log(pMom); // Mak 254 lastLP=std::log(pMom); // Make a logarithm of the momentum for calculation
263 if(F) // Thi 255 if(F) // This isotope was found in AMDB =>RETRIEVE/UPDATE
264 { 256 {
265 if(F<0) // the 257 if(F<0) // the AMDB must be loded
266 { 258 {
267 lastPIN = PIN[I]; // Max 259 lastPIN = PIN[I]; // Max log(P) initialised for this table set
268 lastPAR = PAR[I]; // Poi 260 lastPAR = PAR[I]; // Pointer to the parameter set
269 lastCST = CST[I]; // Poi 261 lastCST = CST[I]; // Pointer to the total sross-section table
270 lastSST = SST[I]; // Poi 262 lastSST = SST[I]; // Pointer to the first squared slope
271 lastS1T = S1T[I]; // Poi 263 lastS1T = S1T[I]; // Pointer to the first mantissa
272 lastB1T = B1T[I]; // Poi 264 lastB1T = B1T[I]; // Pointer to the first slope
273 lastS2T = S2T[I]; // Poi 265 lastS2T = S2T[I]; // Pointer to the second mantissa
274 lastB2T = B2T[I]; // Poi 266 lastB2T = B2T[I]; // Pointer to the second slope
275 lastS3T = S3T[I]; // Poi 267 lastS3T = S3T[I]; // Pointer to the third mantissa
276 lastB3T = B3T[I]; // Poi 268 lastB3T = B3T[I]; // Pointer to the rhird slope
277 lastS4T = S4T[I]; // Poi 269 lastS4T = S4T[I]; // Pointer to the 4-th mantissa
278 lastB4T = B4T[I]; // Poi 270 lastB4T = B4T[I]; // Pointer to the 4-th slope
279 } 271 }
280 if(lastLP>lastPIN && lastLP<lPMax) 272 if(lastLP>lastPIN && lastLP<lPMax)
281 { 273 {
282 lastPIN=GetPTables(lastLP,lastPIN,PDG,tg 274 lastPIN=GetPTables(lastLP,lastPIN,PDG,tgZ,tgN);// Can update upper logP-Limit in tabs
283 PIN[I]=lastPIN; // Rem 275 PIN[I]=lastPIN; // Remember the new P-Limit of the tables
284 } 276 }
285 } 277 }
286 else // Thi 278 else // This isotope wasn't initialized => CREATE
287 { 279 {
288 lastPAR = new G4double[nPoints]; // All 280 lastPAR = new G4double[nPoints]; // Allocate memory for parameters of CS function
289 lastPAR[nLast]=0; // Ini 281 lastPAR[nLast]=0; // Initialization for VALGRIND
290 lastCST = new G4double[nPoints]; // All 282 lastCST = new G4double[nPoints]; // Allocate memory for Tabulated CS function
291 lastSST = new G4double[nPoints]; // All 283 lastSST = new G4double[nPoints]; // Allocate memory for Tabulated first sqaredSlope
292 lastS1T = new G4double[nPoints]; // All 284 lastS1T = new G4double[nPoints]; // Allocate memory for Tabulated first mantissa
293 lastB1T = new G4double[nPoints]; // All 285 lastB1T = new G4double[nPoints]; // Allocate memory for Tabulated first slope
294 lastS2T = new G4double[nPoints]; // All 286 lastS2T = new G4double[nPoints]; // Allocate memory for Tabulated second mantissa
295 lastB2T = new G4double[nPoints]; // All 287 lastB2T = new G4double[nPoints]; // Allocate memory for Tabulated second slope
296 lastS3T = new G4double[nPoints]; // All 288 lastS3T = new G4double[nPoints]; // Allocate memory for Tabulated third mantissa
297 lastB3T = new G4double[nPoints]; // All 289 lastB3T = new G4double[nPoints]; // Allocate memory for Tabulated third slope
298 lastS4T = new G4double[nPoints]; // All 290 lastS4T = new G4double[nPoints]; // Allocate memory for Tabulated 4-th mantissa
299 lastB4T = new G4double[nPoints]; // All 291 lastB4T = new G4double[nPoints]; // Allocate memory for Tabulated 4-th slope
300 lastPIN = GetPTables(lastLP,lPMin,PDG,tgZ, 292 lastPIN = GetPTables(lastLP,lPMin,PDG,tgZ,tgN); // Returns the new P-limit for tables
301 PIN.push_back(lastPIN); // Fil 293 PIN.push_back(lastPIN); // Fill parameters of CS function to AMDB
302 PAR.push_back(lastPAR); // Fil 294 PAR.push_back(lastPAR); // Fill parameters of CS function to AMDB
303 CST.push_back(lastCST); // Fil 295 CST.push_back(lastCST); // Fill Tabulated CS function to AMDB
304 SST.push_back(lastSST); // Fil 296 SST.push_back(lastSST); // Fill Tabulated first sq.slope to AMDB
305 S1T.push_back(lastS1T); // Fil 297 S1T.push_back(lastS1T); // Fill Tabulated first mantissa to AMDB
306 B1T.push_back(lastB1T); // Fil 298 B1T.push_back(lastB1T); // Fill Tabulated first slope to AMDB
307 S2T.push_back(lastS2T); // Fil 299 S2T.push_back(lastS2T); // Fill Tabulated second mantissa to AMDB
308 B2T.push_back(lastB2T); // Fil 300 B2T.push_back(lastB2T); // Fill Tabulated second slope to AMDB
309 S3T.push_back(lastS3T); // Fil 301 S3T.push_back(lastS3T); // Fill Tabulated third mantissa to AMDB
310 B3T.push_back(lastB3T); // Fil 302 B3T.push_back(lastB3T); // Fill Tabulated third slope to AMDB
311 S4T.push_back(lastS4T); // Fil 303 S4T.push_back(lastS4T); // Fill Tabulated 4-th mantissa to AMDB
312 B4T.push_back(lastB4T); // Fil 304 B4T.push_back(lastB4T); // Fill Tabulated 4-th slope to AMDB
313 } // End of creation/update of the new set o 305 } // End of creation/update of the new set of parameters and tables
314 // =----------= NOW Update (if necessary) an 306 // =----------= NOW Update (if necessary) and Calculate the Cross Section =----------=
315 if(lastLP>lastPIN && lastLP<lPMax) 307 if(lastLP>lastPIN && lastLP<lPMax)
316 { 308 {
317 lastPIN = GetPTables(lastLP,lastPIN,PDG,tg 309 lastPIN = GetPTables(lastLP,lastPIN,PDG,tgZ,tgN);
318 } 310 }
319 if(!onlyCS) lastTM=GetQ2max(PDG, tgZ, tgN, p 311 if(!onlyCS) lastTM=GetQ2max(PDG, tgZ, tgN, pMom); // Calculate (-t)_max=Q2_max (GeV2)
320 if(lastLP>lPMin && lastLP<=lastPIN) // Lin 312 if(lastLP>lPMin && lastLP<=lastPIN) // Linear fit is made using precalculated tables
321 { 313 {
322 if(lastLP==lastPIN) 314 if(lastLP==lastPIN)
323 { 315 {
324 G4double shift=(lastLP-lPMin)/dlnP+.0000 316 G4double shift=(lastLP-lPMin)/dlnP+.000001; // Log distance from lPMin
325 G4int blast=static_cast<int>(shift); 317 G4int blast=static_cast<int>(shift); // this is a bin number of the lower edge (0)
326 if(blast<0 || blast>=nLast) G4cout<<"G4Q 318 if(blast<0 || blast>=nLast) G4cout<<"G4QKPElCS::CCS:b="<<blast<<",n="<<nLast<<G4endl;
327 lastSIG = lastCST[blast]; 319 lastSIG = lastCST[blast];
328 if(!onlyCS) // Ski 320 if(!onlyCS) // Skip the differential cross-section parameters
329 { 321 {
330 theSS = lastSST[blast]; 322 theSS = lastSST[blast];
331 theS1 = lastS1T[blast]; 323 theS1 = lastS1T[blast];
332 theB1 = lastB1T[blast]; 324 theB1 = lastB1T[blast];
333 theS2 = lastS2T[blast]; 325 theS2 = lastS2T[blast];
334 theB2 = lastB2T[blast]; 326 theB2 = lastB2T[blast];
335 theS3 = lastS3T[blast]; 327 theS3 = lastS3T[blast];
336 theB3 = lastB3T[blast]; 328 theB3 = lastB3T[blast];
337 theS4 = lastS4T[blast]; 329 theS4 = lastS4T[blast];
338 theB4 = lastB4T[blast]; 330 theB4 = lastB4T[blast];
339 } 331 }
340 } 332 }
341 else 333 else
342 { 334 {
343 G4double shift=(lastLP-lPMin)/dlnP; 335 G4double shift=(lastLP-lPMin)/dlnP; // a shift from the beginning of the table
344 G4int blast=static_cast<int>(shift); 336 G4int blast=static_cast<int>(shift); // the lower bin number
345 if(blast<0) blast=0; 337 if(blast<0) blast=0;
346 if(blast>=nLast) blast=nLast-1; 338 if(blast>=nLast) blast=nLast-1; // low edge of the last bin
347 shift-=blast; 339 shift-=blast; // step inside the unit bin
348 G4int lastL=blast+1; 340 G4int lastL=blast+1; // the upper bin number
349 G4double SIGL=lastCST[blast]; 341 G4double SIGL=lastCST[blast]; // the basic value of the cross-section
350 lastSIG= SIGL+shift*(lastCST[lastL]-SIGL 342 lastSIG= SIGL+shift*(lastCST[lastL]-SIGL); // calculated total elastic cross-section
351 if(!onlyCS) // Ski 343 if(!onlyCS) // Skip the differential cross-section parameters
352 { 344 {
353 G4double SSTL=lastSST[blast]; 345 G4double SSTL=lastSST[blast]; // the low bin of the first squared slope
354 theSS=SSTL+shift*(lastSST[lastL]-SSTL) 346 theSS=SSTL+shift*(lastSST[lastL]-SSTL); // the basic value of the first sq.slope
355 G4double S1TL=lastS1T[blast]; 347 G4double S1TL=lastS1T[blast]; // the low bin of the first mantissa
356 theS1=S1TL+shift*(lastS1T[lastL]-S1TL) 348 theS1=S1TL+shift*(lastS1T[lastL]-S1TL); // the basic value of the first mantissa
357 G4double B1TL=lastB1T[blast]; 349 G4double B1TL=lastB1T[blast]; // the low bin of the first slope
358 theB1=B1TL+shift*(lastB1T[lastL]-B1TL) 350 theB1=B1TL+shift*(lastB1T[lastL]-B1TL); // the basic value of the first slope
359 G4double S2TL=lastS2T[blast]; 351 G4double S2TL=lastS2T[blast]; // the low bin of the second mantissa
360 theS2=S2TL+shift*(lastS2T[lastL]-S2TL) 352 theS2=S2TL+shift*(lastS2T[lastL]-S2TL); // the basic value of the second mantissa
361 G4double B2TL=lastB2T[blast]; 353 G4double B2TL=lastB2T[blast]; // the low bin of the second slope
362 theB2=B2TL+shift*(lastB2T[lastL]-B2TL) 354 theB2=B2TL+shift*(lastB2T[lastL]-B2TL); // the basic value of the second slope
363 G4double S3TL=lastS3T[blast]; 355 G4double S3TL=lastS3T[blast]; // the low bin of the third mantissa
364 theS3=S3TL+shift*(lastS3T[lastL]-S3TL) 356 theS3=S3TL+shift*(lastS3T[lastL]-S3TL); // the basic value of the third mantissa
365 G4double B3TL=lastB3T[blast]; 357 G4double B3TL=lastB3T[blast]; // the low bin of the third slope
366 theB3=B3TL+shift*(lastB3T[lastL]-B3TL) 358 theB3=B3TL+shift*(lastB3T[lastL]-B3TL); // the basic value of the third slope
367 G4double S4TL=lastS4T[blast]; 359 G4double S4TL=lastS4T[blast]; // the low bin of the 4-th mantissa
368 theS4=S4TL+shift*(lastS4T[lastL]-S4TL) 360 theS4=S4TL+shift*(lastS4T[lastL]-S4TL); // the basic value of the 4-th mantissa
369 G4double B4TL=lastB4T[blast]; 361 G4double B4TL=lastB4T[blast]; // the low bin of the 4-th slope
370 theB4=B4TL+shift*(lastB4T[lastL]-B4TL) 362 theB4=B4TL+shift*(lastB4T[lastL]-B4TL); // the basic value of the 4-th slope
371 } 363 }
372 } 364 }
373 } 365 }
374 else lastSIG=GetTabValues(lastLP, PDG, tgZ, 366 else lastSIG=GetTabValues(lastLP, PDG, tgZ, tgN); // Direct calculation beyond the table
375 if(lastSIG<0.) lastSIG = 0.; 367 if(lastSIG<0.) lastSIG = 0.; // @@ a Warning print can be added
376 return lastSIG; 368 return lastSIG;
377 } 369 }
378 370
379 // It has parameter sets for all tZ/tN/PDG, us 371 // It has parameter sets for all tZ/tN/PDG, using them the tables can be created/updated
380 G4double G4ChipsKaonPlusElasticXS::GetPTables( 372 G4double G4ChipsKaonPlusElasticXS::GetPTables(G4double LP,G4double ILP, G4int PDG,
381 373 G4int tgZ, G4int tgN)
382 { 374 {
383 if(PDG == 321) 375 if(PDG == 321)
384 { 376 {
385 // -- Total pp elastic cross section cs & 377 // -- Total pp elastic cross section cs & s1/b1 (main), s2/b2 (tail1), s3/b3 (tail2) --
386 //p2=p*p;p3=p2*p;sp=sqrt(p);p2s=p2*sp;lp=l 378 //p2=p*p;p3=p2*p;sp=sqrt(p);p2s=p2*sp;lp=log(p);dl1=lp-(3.=par(3));p4=p2*p2; p=|3-mom|
387 //CS=2.865/p2s/(1+.0022/p2s)+(18.9+.6461*d 379 //CS=2.865/p2s/(1+.0022/p2s)+(18.9+.6461*dl1*dl1+9./p)/(1.+.425*lp)/(1.+.4276/p4);
388 // par(0) par(7) par(1) par(2) 380 // par(0) par(7) par(1) par(2) par(4) par(5) par(6)
389 //dl2=lp-5., s1=(74.+3.*dl2*dl2)/(1+3.4/p4 381 //dl2=lp-5., s1=(74.+3.*dl2*dl2)/(1+3.4/p4/p)+(.2/p2+17.*p)/(p4+.001*sp),
390 // par(8) par(9) par(10) par(11 382 // par(8) par(9) par(10) par(11) par(12)par(13) par(14)
391 // b1=8.*p**.055/(1.+3.64/p3); s2=5.e-5+40 383 // b1=8.*p**.055/(1.+3.64/p3); s2=5.e-5+4000./(p4+1500.*p); b2=.46+1.2e6/(p4+3.5e6/sp);
392 // par(15) par(16) par(17) par(18) pa 384 // par(15) par(16) par(17) par(18) par(19) par(20) par(21) par(22) par(23)
393 // s3=5.e-5+1.e10/(p4*p4+8.5e8*p2+1.e10); 385 // s3=5.e-5+1.e10/(p4*p4+8.5e8*p2+1.e10); b3=1.1+3.4e6/(p4+6.8e6); ss=0.
394 // par(24) par(25) par(26) par(27) p 386 // par(24) par(25) par(26) par(27) par(28) par(29) par(30) par(31)
395 // 387 //
396 if(lastPAR[nLast]!=pwd) // A unique flag t 388 if(lastPAR[nLast]!=pwd) // A unique flag to avoid the repeatable definition
397 { 389 {
398 if ( tgZ == 1 && tgN == 0 ) 390 if ( tgZ == 1 && tgN == 0 )
399 { 391 {
400 for (G4int ip=0; ip<n_kppel; ip++) las 392 for (G4int ip=0; ip<n_kppel; ip++) lastPAR[ip]=kpp_el[ip]; // KPlus+P
401 } 393 }
402 else 394 else
403 { 395 {
404 G4double a=tgZ+tgN; 396 G4double a=tgZ+tgN;
405 G4double sa=std::sqrt(a); 397 G4double sa=std::sqrt(a);
406 G4double ssa=std::sqrt(sa); 398 G4double ssa=std::sqrt(sa);
407 G4double asa=a*sa; 399 G4double asa=a*sa;
408 G4double a2=a*a; 400 G4double a2=a*a;
409 G4double a3=a2*a; 401 G4double a3=a2*a;
410 G4double a4=a3*a; 402 G4double a4=a3*a;
411 G4double a5=a4*a; 403 G4double a5=a4*a;
412 G4double a6=a4*a2; 404 G4double a6=a4*a2;
413 G4double a7=a6*a; 405 G4double a7=a6*a;
414 G4double a8=a7*a; 406 G4double a8=a7*a;
415 G4double a9=a8*a; 407 G4double a9=a8*a;
416 G4double a10=a5*a5; 408 G4double a10=a5*a5;
417 G4double a12=a6*a6; 409 G4double a12=a6*a6;
418 G4double a14=a7*a7; 410 G4double a14=a7*a7;
419 G4double a16=a8*a8; 411 G4double a16=a8*a8;
420 G4double a17=a16*a; 412 G4double a17=a16*a;
421 //G4double a20=a16*a4; 413 //G4double a20=a16*a4;
422 G4double a32=a16*a16; 414 G4double a32=a16*a16;
423 // Reaction cross-section parameters ( 415 // Reaction cross-section parameters (kpael_fit.f)
424 lastPAR[0]=.06*asa/(1.+a*(.01+.1/ssa)) 416 lastPAR[0]=.06*asa/(1.+a*(.01+.1/ssa)); // p1
425 lastPAR[1]=.75*asa/(1.+.009*a); 417 lastPAR[1]=.75*asa/(1.+.009*a); // p2
426 lastPAR[2]=.9*asa*ssa/(1.+.03*a); 418 lastPAR[2]=.9*asa*ssa/(1.+.03*a); // p3
427 lastPAR[3]=3.; 419 lastPAR[3]=3.; // p4
428 lastPAR[4]=4.2; 420 lastPAR[4]=4.2; // p5
429 lastPAR[5]=0.; 421 lastPAR[5]=0.; // p6 not used
430 lastPAR[6]=0.; 422 lastPAR[6]=0.; // p7 not used
431 lastPAR[7]=0.; 423 lastPAR[7]=0.; // p8 not used
432 lastPAR[8]=0.; 424 lastPAR[8]=0.; // p9 not used
433 // @@ the differential cross-section i 425 // @@ the differential cross-section is parameterized separately for A>6 & A<7
434 if(a<6.5) 426 if(a<6.5)
435 { 427 {
436 G4double a28=a16*a12; 428 G4double a28=a16*a12;
437 // The main pre-exponent (pel_s 429 // The main pre-exponent (pel_sg)
438 lastPAR[ 9]=4000*a; 430 lastPAR[ 9]=4000*a; // p1
439 lastPAR[10]=1.2e7*a8+380*a17; 431 lastPAR[10]=1.2e7*a8+380*a17; // p2
440 lastPAR[11]=.7/(1.+4.e-12*a16); 432 lastPAR[11]=.7/(1.+4.e-12*a16); // p3
441 lastPAR[12]=2.5/a8/(a4+1.e-16*a32); 433 lastPAR[12]=2.5/a8/(a4+1.e-16*a32); // p4
442 lastPAR[13]=.28*a; 434 lastPAR[13]=.28*a; // p5
443 lastPAR[14]=1.2*a2+2.3; 435 lastPAR[14]=1.2*a2+2.3; // p6
444 lastPAR[15]=3.8/a; 436 lastPAR[15]=3.8/a; // p7
445 // The main slope (pel_s 437 // The main slope (pel_sl)
446 lastPAR[16]=.01/(1.+.0024*a5); 438 lastPAR[16]=.01/(1.+.0024*a5); // p1
447 lastPAR[17]=.2*a; 439 lastPAR[17]=.2*a; // p2
448 lastPAR[18]=9.e-7/(1.+.035*a5); 440 lastPAR[18]=9.e-7/(1.+.035*a5); // p3
449 lastPAR[19]=(42.+2.7e-11*a16)/(1.+.1 441 lastPAR[19]=(42.+2.7e-11*a16)/(1.+.14*a); // p4
450 // The main quadratic (pel_s 442 // The main quadratic (pel_sh)
451 lastPAR[20]=2.25*a3; 443 lastPAR[20]=2.25*a3; // p1
452 lastPAR[21]=18.; 444 lastPAR[21]=18.; // p2
453 lastPAR[22]=2.4e-3*a8/(1.+2.6e-4*a7) 445 lastPAR[22]=2.4e-3*a8/(1.+2.6e-4*a7); // p3
454 lastPAR[23]=3.5e-36*a32*a8/(1.+5.e-1 446 lastPAR[23]=3.5e-36*a32*a8/(1.+5.e-15*a32/a); // p4
455 // The 1st max pre-exponent (pel_q 447 // The 1st max pre-exponent (pel_qq)
456 lastPAR[24]=1.e5/(a8+2.5e12/a16); 448 lastPAR[24]=1.e5/(a8+2.5e12/a16); // p1
457 lastPAR[25]=8.e7/(a12+1.e-27*a28*a28 449 lastPAR[25]=8.e7/(a12+1.e-27*a28*a28); // p2
458 lastPAR[26]=.0006*a3; 450 lastPAR[26]=.0006*a3; // p3
459 // The 1st max slope (pel_q 451 // The 1st max slope (pel_qs)
460 lastPAR[27]=10.+4.e-8*a12*a; 452 lastPAR[27]=10.+4.e-8*a12*a; // p1
461 lastPAR[28]=.114; 453 lastPAR[28]=.114; // p2
462 lastPAR[29]=.003; 454 lastPAR[29]=.003; // p3
463 lastPAR[30]=2.e-23; 455 lastPAR[30]=2.e-23; // p4
464 // The effective pre-exponent (pel_s 456 // The effective pre-exponent (pel_ss)
465 lastPAR[31]=1./(1.+.0001*a8); 457 lastPAR[31]=1./(1.+.0001*a8); // p1
466 lastPAR[32]=1.5e-4/(1.+5.e-6*a12); 458 lastPAR[32]=1.5e-4/(1.+5.e-6*a12); // p2
467 lastPAR[33]=.03; 459 lastPAR[33]=.03; // p3
468 // The effective slope (pel_s 460 // The effective slope (pel_sb)
469 lastPAR[34]=a/2; 461 lastPAR[34]=a/2; // p1
470 lastPAR[35]=2.e-7*a4; 462 lastPAR[35]=2.e-7*a4; // p2
471 lastPAR[36]=4.; 463 lastPAR[36]=4.; // p3
472 lastPAR[37]=64./a3; 464 lastPAR[37]=64./a3; // p4
473 // The gloria pre-exponent (pel_u 465 // The gloria pre-exponent (pel_us)
474 lastPAR[38]=1.e8*std::exp(.32*asa); 466 lastPAR[38]=1.e8*std::exp(.32*asa); // p1
475 lastPAR[39]=20.*std::exp(.45*asa); 467 lastPAR[39]=20.*std::exp(.45*asa); // p2
476 lastPAR[40]=7.e3+2.4e6/a5; 468 lastPAR[40]=7.e3+2.4e6/a5; // p3
477 lastPAR[41]=2.5e5*std::exp(.085*a3); 469 lastPAR[41]=2.5e5*std::exp(.085*a3); // p4
478 lastPAR[42]=2.5*a; 470 lastPAR[42]=2.5*a; // p5
479 // The gloria slope (pel_u 471 // The gloria slope (pel_ub)
480 lastPAR[43]=920.+.03*a8*a3; 472 lastPAR[43]=920.+.03*a8*a3; // p1
481 lastPAR[44]=93.+.0023*a12; 473 lastPAR[44]=93.+.0023*a12; // p2
482 } 474 }
483 else 475 else
484 { 476 {
485 G4double p1a10=2.2e-28*a10; 477 G4double p1a10=2.2e-28*a10;
486 G4double r4a16=6.e14/a16; 478 G4double r4a16=6.e14/a16;
487 G4double s4a16=r4a16*r4a16; 479 G4double s4a16=r4a16*r4a16;
488 // a24 480 // a24
489 // a36 481 // a36
490 // The main pre-exponent (peh_s 482 // The main pre-exponent (peh_sg)
491 lastPAR[ 9]=4.5*std::pow(a,1.15); 483 lastPAR[ 9]=4.5*std::pow(a,1.15); // p1
492 lastPAR[10]=.06*std::pow(a,.6); 484 lastPAR[10]=.06*std::pow(a,.6); // p2
493 lastPAR[11]=.6*a/(1.+2.e15/a16); 485 lastPAR[11]=.6*a/(1.+2.e15/a16); // p3
494 lastPAR[12]=.17/(a+9.e5/a3+1.5e33/a3 486 lastPAR[12]=.17/(a+9.e5/a3+1.5e33/a32); // p4
495 lastPAR[13]=(.001+7.e-11*a5)/(1.+4.4 487 lastPAR[13]=(.001+7.e-11*a5)/(1.+4.4e-11*a5); // p5
496 lastPAR[14]=(p1a10*p1a10+2.e-29)/(1. 488 lastPAR[14]=(p1a10*p1a10+2.e-29)/(1.+2.e-22*a12); // p6
497 // The main slope (peh_s 489 // The main slope (peh_sl)
498 lastPAR[15]=400./a12+2.e-22*a9; 490 lastPAR[15]=400./a12+2.e-22*a9; // p1
499 lastPAR[16]=1.e-32*a12/(1.+5.e22/a14 491 lastPAR[16]=1.e-32*a12/(1.+5.e22/a14); // p2
500 lastPAR[17]=1000./a2+9.5*sa*ssa; 492 lastPAR[17]=1000./a2+9.5*sa*ssa; // p3
501 lastPAR[18]=4.e-6*a*asa+1.e11/a16; 493 lastPAR[18]=4.e-6*a*asa+1.e11/a16; // p4
502 lastPAR[19]=(120./a+.002*a2)/(1.+2.e 494 lastPAR[19]=(120./a+.002*a2)/(1.+2.e14/a16); // p5
503 lastPAR[20]=9.+100./a; 495 lastPAR[20]=9.+100./a; // p6
504 // The main quadratic (peh_s 496 // The main quadratic (peh_sh)
505 lastPAR[21]=.002*a3+3.e7/a6; 497 lastPAR[21]=.002*a3+3.e7/a6; // p1
506 lastPAR[22]=7.e-15*a4*asa; 498 lastPAR[22]=7.e-15*a4*asa; // p2
507 lastPAR[23]=9000./a4; 499 lastPAR[23]=9000./a4; // p3
508 // The 1st max pre-exponent (peh_q 500 // The 1st max pre-exponent (peh_qq)
509 lastPAR[24]=.0011*asa/(1.+3.e34/a32/ 501 lastPAR[24]=.0011*asa/(1.+3.e34/a32/a4); // p1
510 lastPAR[25]=1.e-5*a2+2.e14/a16; 502 lastPAR[25]=1.e-5*a2+2.e14/a16; // p2
511 lastPAR[26]=1.2e-11*a2/(1.+1.5e19/a1 503 lastPAR[26]=1.2e-11*a2/(1.+1.5e19/a12); // p3
512 lastPAR[27]=.016*asa/(1.+5.e16/a16); 504 lastPAR[27]=.016*asa/(1.+5.e16/a16); // p4
513 // The 1st max slope (peh_q 505 // The 1st max slope (peh_qs)
514 lastPAR[28]=.002*a4/(1.+7.e7/std::po 506 lastPAR[28]=.002*a4/(1.+7.e7/std::pow(a-6.83,14)); // p1
515 lastPAR[29]=2.e6/a6+7.2/std::pow(a,. 507 lastPAR[29]=2.e6/a6+7.2/std::pow(a,.11); // p2
516 lastPAR[30]=11.*a3/(1.+7.e23/a16/a8) 508 lastPAR[30]=11.*a3/(1.+7.e23/a16/a8); // p3
517 lastPAR[31]=100./asa; 509 lastPAR[31]=100./asa; // p4
518 // The 2nd max pre-exponent (peh_s 510 // The 2nd max pre-exponent (peh_ss)
519 lastPAR[32]=(.1+4.4e-5*a2)/(1.+5.e5/ 511 lastPAR[32]=(.1+4.4e-5*a2)/(1.+5.e5/a4); // p1
520 lastPAR[33]=3.5e-4*a2/(1.+1.e8/a8); 512 lastPAR[33]=3.5e-4*a2/(1.+1.e8/a8); // p2
521 lastPAR[34]=1.3+3.e5/a4; 513 lastPAR[34]=1.3+3.e5/a4; // p3
522 lastPAR[35]=500./(a2+50.)+3; 514 lastPAR[35]=500./(a2+50.)+3; // p4
523 lastPAR[36]=1.e-9/a+s4a16*s4a16; 515 lastPAR[36]=1.e-9/a+s4a16*s4a16; // p5
524 // The 2nd max slope (peh_s 516 // The 2nd max slope (peh_sb)
525 lastPAR[37]=.4*asa+3.e-9*a6; 517 lastPAR[37]=.4*asa+3.e-9*a6; // p1
526 lastPAR[38]=.0005*a5; 518 lastPAR[38]=.0005*a5; // p2
527 lastPAR[39]=.002*a5; 519 lastPAR[39]=.002*a5; // p3
528 lastPAR[40]=10.; 520 lastPAR[40]=10.; // p4
529 // The effective pre-exponent (peh_u 521 // The effective pre-exponent (peh_us)
530 lastPAR[41]=.05+.005*a; 522 lastPAR[41]=.05+.005*a; // p1
531 lastPAR[42]=7.e-8/sa; 523 lastPAR[42]=7.e-8/sa; // p2
532 lastPAR[43]=.8*sa; 524 lastPAR[43]=.8*sa; // p3
533 lastPAR[44]=.02*sa; 525 lastPAR[44]=.02*sa; // p4
534 lastPAR[45]=1.e8/a3; 526 lastPAR[45]=1.e8/a3; // p5
535 lastPAR[46]=3.e32/(a32+1.e32); 527 lastPAR[46]=3.e32/(a32+1.e32); // p6
536 // The effective slope (peh_u 528 // The effective slope (peh_ub)
537 lastPAR[47]=24.; 529 lastPAR[47]=24.; // p1
538 lastPAR[48]=20./sa; 530 lastPAR[48]=20./sa; // p2
539 lastPAR[49]=7.e3*a/(sa+1.); 531 lastPAR[49]=7.e3*a/(sa+1.); // p3
540 lastPAR[50]=900.*sa/(1.+500./a3); 532 lastPAR[50]=900.*sa/(1.+500./a3); // p4
541 } 533 }
542 // Parameter for lowEnergyNeutrons 534 // Parameter for lowEnergyNeutrons
543 lastPAR[51]=1.e15+2.e27/a4/(1.+2.e-18* 535 lastPAR[51]=1.e15+2.e27/a4/(1.+2.e-18*a16);
544 } 536 }
545 lastPAR[nLast]=pwd; 537 lastPAR[nLast]=pwd;
546 // and initialize the zero element of th 538 // and initialize the zero element of the table
547 G4double lp=lPMin; 539 G4double lp=lPMin; // ln(momentum)
548 G4bool memCS=onlyCS; 540 G4bool memCS=onlyCS; // ??
549 onlyCS=false; 541 onlyCS=false;
550 lastCST[0]=GetTabValues(lp, PDG, tgZ, tg 542 lastCST[0]=GetTabValues(lp, PDG, tgZ, tgN); // Calculate AMDB tables
551 onlyCS=memCS; 543 onlyCS=memCS;
552 lastSST[0]=theSS; 544 lastSST[0]=theSS;
553 lastS1T[0]=theS1; 545 lastS1T[0]=theS1;
554 lastB1T[0]=theB1; 546 lastB1T[0]=theB1;
555 lastS2T[0]=theS2; 547 lastS2T[0]=theS2;
556 lastB2T[0]=theB2; 548 lastB2T[0]=theB2;
557 lastS3T[0]=theS3; 549 lastS3T[0]=theS3;
558 lastB3T[0]=theB3; 550 lastB3T[0]=theB3;
559 lastS4T[0]=theS4; 551 lastS4T[0]=theS4;
560 lastB4T[0]=theB4; 552 lastB4T[0]=theB4;
561 } 553 }
562 if(LP>ILP) 554 if(LP>ILP)
563 { 555 {
564 G4int ini = static_cast<int>((ILP-lPMin+ 556 G4int ini = static_cast<int>((ILP-lPMin+.000001)/dlnP)+1; // already inited till this
565 if(ini<0) ini=0; 557 if(ini<0) ini=0;
566 if(ini<nPoints) 558 if(ini<nPoints)
567 { 559 {
568 G4int fin = static_cast<int>((LP-lPMin 560 G4int fin = static_cast<int>((LP-lPMin)/dlnP)+1; // final bin of initialization
569 if(fin>=nPoints) fin=nLast; 561 if(fin>=nPoints) fin=nLast; // Limit of the tabular initialization
570 if(fin>=ini) 562 if(fin>=ini)
571 { 563 {
572 G4double lp=0.; 564 G4double lp=0.;
573 for(G4int ip=ini; ip<=fin; ip++) 565 for(G4int ip=ini; ip<=fin; ip++) // Calculate tabular CS,S1,B1,S2,B2,S3,B3
574 { 566 {
575 lp=lPMin+ip*dlnP; 567 lp=lPMin+ip*dlnP; // ln(momentum)
576 G4bool memCS=onlyCS; 568 G4bool memCS=onlyCS;
577 onlyCS=false; 569 onlyCS=false;
578 lastCST[ip]=GetTabValues(lp, PDG, 570 lastCST[ip]=GetTabValues(lp, PDG, tgZ, tgN); // Calculate AMDB tables (ret CS)
579 onlyCS=memCS; 571 onlyCS=memCS;
580 lastSST[ip]=theSS; 572 lastSST[ip]=theSS;
581 lastS1T[ip]=theS1; 573 lastS1T[ip]=theS1;
582 lastB1T[ip]=theB1; 574 lastB1T[ip]=theB1;
583 lastS2T[ip]=theS2; 575 lastS2T[ip]=theS2;
584 lastB2T[ip]=theB2; 576 lastB2T[ip]=theB2;
585 lastS3T[ip]=theS3; 577 lastS3T[ip]=theS3;
586 lastB3T[ip]=theB3; 578 lastB3T[ip]=theB3;
587 lastS4T[ip]=theS4; 579 lastS4T[ip]=theS4;
588 lastB4T[ip]=theB4; 580 lastB4T[ip]=theB4;
589 } 581 }
590 return lp; 582 return lp;
591 } 583 }
592 else G4cout<<"*Warning*G4ChipsKaonPlus 584 else G4cout<<"*Warning*G4ChipsKaonPlusElasticXS::GetPTables: PDG="<<PDG
593 <<", Z="<<tgZ<<", N="<<tgN< 585 <<", Z="<<tgZ<<", N="<<tgN<<", i="<<ini<<" > fin="<<fin<<", LP="<<LP
594 <<" > ILP="<<ILP<<" nothing 586 <<" > ILP="<<ILP<<" nothing is done!"<<G4endl;
595 } 587 }
596 else G4cout<<"*Warning*G4ChipsKaonPlusEl 588 else G4cout<<"*Warning*G4ChipsKaonPlusElasticXS::GetPTables: PDG="<<PDG
597 <<", Z="<<tgZ<<", N="<<tgN<<" 589 <<", Z="<<tgZ<<", N="<<tgN<<", i="<<ini<<">= max="<<nPoints<<", LP="<<LP
598 <<" > ILP="<<ILP<<", lPMax="< 590 <<" > ILP="<<ILP<<", lPMax="<<lPMax<<" nothing is done!"<<G4endl;
599 } 591 }
600 } 592 }
601 else 593 else
602 { 594 {
603 // G4cout<<"*Error*G4ChipsKaonPlusElasticX 595 // G4cout<<"*Error*G4ChipsKaonPlusElasticXS::GetPTables: PDG="<<PDG<<", Z="<<tgZ
604 // <<", N="<<tgN<<", while it is def 596 // <<", N="<<tgN<<", while it is defined only for PDG=321"<<G4endl;
605 // throw G4QException("G4ChipsKaonPlusElas 597 // throw G4QException("G4ChipsKaonPlusElasticXS::GetPTables:onlyK+ is implemented");
606 G4ExceptionDescription ed; 598 G4ExceptionDescription ed;
607 ed << "PDG = " << PDG << ", Z = " << tgZ < 599 ed << "PDG = " << PDG << ", Z = " << tgZ << ", N = " << tgN
608 << ", while it is defined only for PDG= 600 << ", while it is defined only for PDG=321 (K+) " << G4endl;
609 G4Exception("G4ChipsKaonPlusElasticXS::Get 601 G4Exception("G4ChipsKaonPlusElasticXS::GetPTables()", "HAD_CHPS_0000",
610 FatalException, ed); 602 FatalException, ed);
611 } 603 }
612 return ILP; 604 return ILP;
613 } 605 }
614 606
615 // Returns Q2=-t in independent units (MeV^2) 607 // Returns Q2=-t in independent units (MeV^2) (all internal calculations are in GeV)
616 G4double G4ChipsKaonPlusElasticXS::GetExchange 608 G4double G4ChipsKaonPlusElasticXS::GetExchangeT(G4int tgZ, G4int tgN, G4int PDG)
617 { 609 {
618 if(PDG!=321) G4cout<<"*Warning*G4ChipsKaonPl 610 if(PDG!=321) G4cout<<"*Warning*G4ChipsKaonPlusElasticXS::GetExT:PDG="<<PDG<<G4endl;
619 if(onlyCS) G4cout<<"*Warning*G4ChipsKaonPlus 611 if(onlyCS) G4cout<<"*Warning*G4ChipsKaonPlusElasticXS::GetExT: onlyCS=1"<<G4endl;
620 if(lastLP<-4.3) return lastTM*GeVSQ*G4Unifor 612 if(lastLP<-4.3) return lastTM*GeVSQ*G4UniformRand();// S-wave for p<14 MeV/c (kinE<.1MeV)
621 G4double q2=0.; 613 G4double q2=0.;
622 if(tgZ==1 && tgN==0) // ===> 614 if(tgZ==1 && tgN==0) // ===> p+p=p+p
623 { 615 {
624 G4double E1=lastTM*theB1; 616 G4double E1=lastTM*theB1;
625 G4double R1=(1.-std::exp(-E1)); 617 G4double R1=(1.-std::exp(-E1));
626 G4double E2=lastTM*theB2; 618 G4double E2=lastTM*theB2;
627 G4double R2=(1.-std::exp(-E2*E2*E2)); 619 G4double R2=(1.-std::exp(-E2*E2*E2));
628 G4double E3=lastTM*theB3; 620 G4double E3=lastTM*theB3;
629 G4double R3=(1.-std::exp(-E3)); 621 G4double R3=(1.-std::exp(-E3));
630 G4double I1=R1*theS1/theB1; 622 G4double I1=R1*theS1/theB1;
631 G4double I2=R2*theS2; 623 G4double I2=R2*theS2;
632 G4double I3=R3*theS3; 624 G4double I3=R3*theS3;
633 G4double I12=I1+I2; 625 G4double I12=I1+I2;
634 G4double rand=(I12+I3)*G4UniformRand(); 626 G4double rand=(I12+I3)*G4UniformRand();
635 if (rand<I1 ) 627 if (rand<I1 )
636 { 628 {
637 G4double ran=R1*G4UniformRand(); 629 G4double ran=R1*G4UniformRand();
638 if(ran>1.) ran=1.; 630 if(ran>1.) ran=1.;
639 q2=-std::log(1.-ran)/theB1; 631 q2=-std::log(1.-ran)/theB1;
640 } 632 }
641 else if(rand<I12) 633 else if(rand<I12)
642 { 634 {
643 G4double ran=R2*G4UniformRand(); 635 G4double ran=R2*G4UniformRand();
644 if(ran>1.) ran=1.; 636 if(ran>1.) ran=1.;
645 q2=-std::log(1.-ran); 637 q2=-std::log(1.-ran);
646 if(q2<0.) q2=0.; 638 if(q2<0.) q2=0.;
647 q2=std::pow(q2,third)/theB2; 639 q2=std::pow(q2,third)/theB2;
648 } 640 }
649 else 641 else
650 { 642 {
651 G4double ran=R3*G4UniformRand(); 643 G4double ran=R3*G4UniformRand();
652 if(ran>1.) ran=1.; 644 if(ran>1.) ran=1.;
653 q2=-std::log(1.-ran)/theB3; 645 q2=-std::log(1.-ran)/theB3;
654 } 646 }
655 } 647 }
656 else 648 else
657 { 649 {
658 G4double a=tgZ+tgN; 650 G4double a=tgZ+tgN;
659 G4double E1=lastTM*(theB1+lastTM*theSS); 651 G4double E1=lastTM*(theB1+lastTM*theSS);
660 G4double R1=(1.-std::exp(-E1)); 652 G4double R1=(1.-std::exp(-E1));
661 G4double tss=theSS+theSS; // for future so 653 G4double tss=theSS+theSS; // for future solution of quadratic equation (imediate check)
662 G4double tm2=lastTM*lastTM; 654 G4double tm2=lastTM*lastTM;
663 G4double E2=lastTM*tm2*theB2; 655 G4double E2=lastTM*tm2*theB2; // power 3 for lowA, 5 for HighA (1st)
664 if(a>6.5)E2*=tm2; 656 if(a>6.5)E2*=tm2; // for heavy nuclei
665 G4double R2=(1.-std::exp(-E2)); 657 G4double R2=(1.-std::exp(-E2));
666 G4double E3=lastTM*theB3; 658 G4double E3=lastTM*theB3;
667 if(a>6.5)E3*=tm2*tm2*tm2; 659 if(a>6.5)E3*=tm2*tm2*tm2; // power 1 for lowA, 7 (2nd) for HighA
668 G4double R3=(1.-std::exp(-E3)); 660 G4double R3=(1.-std::exp(-E3));
669 G4double E4=lastTM*theB4; 661 G4double E4=lastTM*theB4;
670 G4double R4=(1.-std::exp(-E4)); 662 G4double R4=(1.-std::exp(-E4));
671 G4double I1=R1*theS1; 663 G4double I1=R1*theS1;
672 G4double I2=R2*theS2; 664 G4double I2=R2*theS2;
673 G4double I3=R3*theS3; 665 G4double I3=R3*theS3;
674 G4double I4=R4*theS4; 666 G4double I4=R4*theS4;
675 G4double I12=I1+I2; 667 G4double I12=I1+I2;
676 G4double I13=I12+I3; 668 G4double I13=I12+I3;
677 G4double rand=(I13+I4)*G4UniformRand(); 669 G4double rand=(I13+I4)*G4UniformRand();
678 if(rand<I1) 670 if(rand<I1)
679 { 671 {
680 G4double ran=R1*G4UniformRand(); 672 G4double ran=R1*G4UniformRand();
681 if(ran>1.) ran=1.; 673 if(ran>1.) ran=1.;
682 q2=-std::log(1.-ran)/theB1; 674 q2=-std::log(1.-ran)/theB1;
683 if(std::fabs(tss)>1.e-7) q2=(std::sqrt(t 675 if(std::fabs(tss)>1.e-7) q2=(std::sqrt(theB1*(theB1+(tss+tss)*q2))-theB1)/tss;
684 } 676 }
685 else if(rand<I12) 677 else if(rand<I12)
686 { 678 {
687 G4double ran=R2*G4UniformRand(); 679 G4double ran=R2*G4UniformRand();
688 if(ran>1.) ran=1.; 680 if(ran>1.) ran=1.;
689 q2=-std::log(1.-ran)/theB2; 681 q2=-std::log(1.-ran)/theB2;
690 if(q2<0.) q2=0.; 682 if(q2<0.) q2=0.;
691 if(a<6.5) q2=std::pow(q2,third); 683 if(a<6.5) q2=std::pow(q2,third);
692 else q2=std::pow(q2,fifth); 684 else q2=std::pow(q2,fifth);
693 } 685 }
694 else if(rand<I13) 686 else if(rand<I13)
695 { 687 {
696 G4double ran=R3*G4UniformRand(); 688 G4double ran=R3*G4UniformRand();
697 if(ran>1.) ran=1.; 689 if(ran>1.) ran=1.;
698 q2=-std::log(1.-ran)/theB3; 690 q2=-std::log(1.-ran)/theB3;
699 if(q2<0.) q2=0.; 691 if(q2<0.) q2=0.;
700 if(a>6.5) q2=std::pow(q2,sevth); 692 if(a>6.5) q2=std::pow(q2,sevth);
701 } 693 }
702 else 694 else
703 { 695 {
704 G4double ran=R4*G4UniformRand(); 696 G4double ran=R4*G4UniformRand();
705 if(ran>1.) ran=1.; 697 if(ran>1.) ran=1.;
706 q2=-std::log(1.-ran)/theB4; 698 q2=-std::log(1.-ran)/theB4;
707 if(a<6.5) q2=lastTM-q2; 699 if(a<6.5) q2=lastTM-q2; // u reduced for lightA (starts from 0)
708 } 700 }
709 } 701 }
710 if(q2<0.) q2=0.; 702 if(q2<0.) q2=0.;
711 if(!(q2>=-1.||q2<=1.)) G4cout<<"*NAN*G4QKaon 703 if(!(q2>=-1.||q2<=1.)) G4cout<<"*NAN*G4QKaonPlusElasticCS::GetExchT: -t="<<q2<<G4endl;
712 if(q2>lastTM) 704 if(q2>lastTM)
713 { 705 {
714 q2=lastTM; 706 q2=lastTM;
715 } 707 }
716 return q2*GeVSQ; 708 return q2*GeVSQ;
717 } 709 }
718 710
719 // Returns B in independent units (MeV^-2) (al 711 // Returns B in independent units (MeV^-2) (all internal calculations are in GeV) see ExT
720 G4double G4ChipsKaonPlusElasticXS::GetSlope(G4 712 G4double G4ChipsKaonPlusElasticXS::GetSlope(G4int tgZ, G4int tgN, G4int PDG)
721 { 713 {
722 if(onlyCS)G4cout<<"*Warning*G4ChipsKaonPlusE 714 if(onlyCS)G4cout<<"*Warning*G4ChipsKaonPlusElasticXS::GetSl:onlCS=true"<<G4endl;
723 if(lastLP<-4.3) return 0.; // S-wav 715 if(lastLP<-4.3) return 0.; // S-wave for p<14 MeV/c (kinE<.1MeV)
724 if(PDG != 321) 716 if(PDG != 321)
725 { 717 {
726 G4ExceptionDescription ed; 718 G4ExceptionDescription ed;
727 ed << "PDG = " << PDG << ", Z = " << tgZ < 719 ed << "PDG = " << PDG << ", Z = " << tgZ << ", N = " << tgN
728 << ", while it is defined only for PDG= 720 << ", while it is defined only for PDG=321 (K+)" << G4endl;
729 G4Exception("G4ChipsKaonPlusElasticXS::Get 721 G4Exception("G4ChipsKaonPlusElasticXS::GetSlope()", "HAD_CHPS_0000",
730 FatalException, ed); 722 FatalException, ed);
731 } 723 }
732 if(theB1<0.) theB1=0.; 724 if(theB1<0.) theB1=0.;
733 if(!(theB1>=-1.||theB1<=1.))G4cout<<"*NAN*G4 725 if(!(theB1>=-1.||theB1<=1.))G4cout<<"*NAN*G4QKaonPlusElCS::GetSlope:B1="<<theB1<<G4endl;
734 return theB1/GeVSQ; 726 return theB1/GeVSQ;
735 } 727 }
736 728
737 // Returns half max(Q2=-t) in independent unit 729 // Returns half max(Q2=-t) in independent units (MeV^2)
738 G4double G4ChipsKaonPlusElasticXS::GetHMaxT() 730 G4double G4ChipsKaonPlusElasticXS::GetHMaxT()
739 { 731 {
740 return lastTM*HGeVSQ; 732 return lastTM*HGeVSQ;
741 } 733 }
742 734
743 // lastLP is used, so calculating tables, one 735 // lastLP is used, so calculating tables, one need to remember and then recover lastLP
744 G4double G4ChipsKaonPlusElasticXS::GetTabValue 736 G4double G4ChipsKaonPlusElasticXS::GetTabValues(G4double lp, G4int PDG, G4int tgZ,
745 737 G4int tgN)
746 { 738 {
747 if(PDG!=321)G4cout<<"*Warning*G4ChipsKaonPlu 739 if(PDG!=321)G4cout<<"*Warning*G4ChipsKaonPlusElasticXS::GetTaV:PDG="<<PDG<<G4endl;
748 << 740 if(tgZ<0 || tgZ>92)
749 //AR-24Apr2018 Switch to allow transuranic e <<
750 const G4bool isHeavyElementAllowed = true; <<
751 if(tgZ<0 || ( !isHeavyElementAllowed && tgZ> <<
752 { 741 {
753 G4cout<<"*Warning*G4QKaonPlusElasticCS::Ge 742 G4cout<<"*Warning*G4QKaonPlusElasticCS::GetTabV:(1-92)NoIsotopes for Z="<<tgZ<<G4endl;
754 return 0.; 743 return 0.;
755 } 744 }
756 G4int iZ=tgZ-1; // Z index 745 G4int iZ=tgZ-1; // Z index
757 if(iZ<0) 746 if(iZ<0)
758 { 747 {
759 iZ=0; // conversion of the neutron 748 iZ=0; // conversion of the neutron target to the proton target
760 tgZ=1; 749 tgZ=1;
761 tgN=0; 750 tgN=0;
762 } 751 }
763 G4double p=std::exp(lp); // mom 752 G4double p=std::exp(lp); // momentum
764 G4double sp=std::sqrt(p); // sqr 753 G4double sp=std::sqrt(p); // sqrt(p)
765 G4double p2=p*p; 754 G4double p2=p*p;
766 G4double p3=p2*p; 755 G4double p3=p2*p;
767 G4double p4=p3*p; 756 G4double p4=p3*p;
768 if ( tgZ == 1 && tgN == 0 ) // KaonPlus+P 757 if ( tgZ == 1 && tgN == 0 ) // KaonPlus+P
769 { 758 {
770 G4double dl2=lp-lastPAR[11]; 759 G4double dl2=lp-lastPAR[11];
771 theSS=lastPAR[34]; 760 theSS=lastPAR[34];
772 theS1=(lastPAR[12]+lastPAR[13]*dl2*dl2)/(1 761 theS1=(lastPAR[12]+lastPAR[13]*dl2*dl2)/(1.+lastPAR[14]/p4/p)+
773 (lastPAR[15]/p2+lastPAR[16]*p)/(p4+l 762 (lastPAR[15]/p2+lastPAR[16]*p)/(p4+lastPAR[17]*sp);
774 theB1=lastPAR[18]*std::pow(p,lastPAR[19])/ 763 theB1=lastPAR[18]*std::pow(p,lastPAR[19])/(1.+lastPAR[20]/p3);
775 theS2=lastPAR[21]+lastPAR[22]/(p4+lastPAR[ 764 theS2=lastPAR[21]+lastPAR[22]/(p4+lastPAR[23]*p);
776 theB2=lastPAR[24]+lastPAR[25]/(p4+lastPAR[ 765 theB2=lastPAR[24]+lastPAR[25]/(p4+lastPAR[26]/sp);
777 theS3=lastPAR[27]+lastPAR[28]/(p4*p4+lastP 766 theS3=lastPAR[27]+lastPAR[28]/(p4*p4+lastPAR[29]*p2+lastPAR[30]);
778 theB3=lastPAR[31]+lastPAR[32]/(p4+lastPAR[ 767 theB3=lastPAR[31]+lastPAR[32]/(p4+lastPAR[33]);
779 theS4=0.; 768 theS4=0.;
780 theB4=0.; 769 theB4=0.;
781 // Returns the total elastic pim-p cross-s 770 // Returns the total elastic pim-p cross-section (to avoid spoiling lastSIG)
782 G4double dp=lp-lastPAR[4]; 771 G4double dp=lp-lastPAR[4];
783 //G4cout<<"lastPAR[8] "<<lastPAR[8]<<" lastPAR 772 //G4cout<<"lastPAR[8] "<<lastPAR[8]<<" lastPAR[9] "<<lastPAR[9]<<" lastPAR[10] "<<lastPAR[10]<<G4endl;
784 return lastPAR[0]/(lastPAR[2]+sqr(p-lastPA 773 return lastPAR[0]/(lastPAR[2]+sqr(p-lastPAR[1]))+(lastPAR[3]*dp*dp+lastPAR[5])/
785 (1.-lastPAR[6]/sp+lastPAR[7]/p4) 774 (1.-lastPAR[6]/sp+lastPAR[7]/p4)
786 +lastPAR[8]/(sqr(p-lastPAR[9])+last 775 +lastPAR[8]/(sqr(p-lastPAR[9])+lastPAR[10]); // Uzhi
787 776
788 } 777 }
789 else 778 else
790 { 779 {
791 G4double p5=p4*p; 780 G4double p5=p4*p;
792 G4double p6=p5*p; 781 G4double p6=p5*p;
793 G4double p8=p6*p2; 782 G4double p8=p6*p2;
794 G4double p10=p8*p2; 783 G4double p10=p8*p2;
795 G4double p12=p10*p2; 784 G4double p12=p10*p2;
796 G4double p16=p8*p8; 785 G4double p16=p8*p8;
797 //G4double p24=p16*p8; 786 //G4double p24=p16*p8;
798 G4double dl=lp-5.; 787 G4double dl=lp-5.;
799 G4double a=tgZ+tgN; 788 G4double a=tgZ+tgN;
800 G4double pah=std::pow(p,a/2); 789 G4double pah=std::pow(p,a/2);
801 G4double pa=pah*pah; 790 G4double pa=pah*pah;
802 G4double pa2=pa*pa; 791 G4double pa2=pa*pa;
803 if(a<6.5) 792 if(a<6.5)
804 { 793 {
805 theS1=lastPAR[9]/(1.+lastPAR[10]*p4*pa)+ 794 theS1=lastPAR[9]/(1.+lastPAR[10]*p4*pa)+lastPAR[11]/(p4+lastPAR[12]*p4/pa2)+
806 (lastPAR[13]*dl*dl+lastPAR[14])/(1 795 (lastPAR[13]*dl*dl+lastPAR[14])/(1.+lastPAR[15]/p2);
807 theB1=(lastPAR[16]+lastPAR[17]*p2)/(p4+l 796 theB1=(lastPAR[16]+lastPAR[17]*p2)/(p4+lastPAR[18]/pah)+lastPAR[19];
808 theSS=lastPAR[20]/(1.+lastPAR[21]/p2)+la 797 theSS=lastPAR[20]/(1.+lastPAR[21]/p2)+lastPAR[22]/(p6/pa+lastPAR[23]/p16);
809 theS2=lastPAR[24]/(pa/p2+lastPAR[25]/p4) 798 theS2=lastPAR[24]/(pa/p2+lastPAR[25]/p4)+lastPAR[26];
810 theB2=lastPAR[27]*std::pow(p,lastPAR[28] 799 theB2=lastPAR[27]*std::pow(p,lastPAR[28])+lastPAR[29]/(p8+lastPAR[30]/p16);
811 theS3=lastPAR[31]/(pa*p+lastPAR[32]/pa)+ 800 theS3=lastPAR[31]/(pa*p+lastPAR[32]/pa)+lastPAR[33];
812 theB3=lastPAR[34]/(p3+lastPAR[35]/p6)+la 801 theB3=lastPAR[34]/(p3+lastPAR[35]/p6)+lastPAR[36]/(1.+lastPAR[37]/p2);
813 theS4=p2*(pah*lastPAR[38]*std::exp(-pah* 802 theS4=p2*(pah*lastPAR[38]*std::exp(-pah*lastPAR[39])+
814 lastPAR[40]/(1.+lastPAR[41]*st 803 lastPAR[40]/(1.+lastPAR[41]*std::pow(p,lastPAR[42])));
815 theB4=lastPAR[43]*pa/p2/(1.+pa*lastPAR[4 804 theB4=lastPAR[43]*pa/p2/(1.+pa*lastPAR[44]);
816 } 805 }
817 else 806 else
818 { 807 {
819 theS1=lastPAR[9]/(1.+lastPAR[10]/p4)+las 808 theS1=lastPAR[9]/(1.+lastPAR[10]/p4)+lastPAR[11]/(p4+lastPAR[12]/p2)+
820 lastPAR[13]/(p5+lastPAR[14]/p16); 809 lastPAR[13]/(p5+lastPAR[14]/p16);
821 theB1=(lastPAR[15]/p8+lastPAR[19])/(p+la 810 theB1=(lastPAR[15]/p8+lastPAR[19])/(p+lastPAR[16]/std::pow(p,lastPAR[20]))+
822 lastPAR[17]/(1.+lastPAR[18]/p4); 811 lastPAR[17]/(1.+lastPAR[18]/p4);
823 theSS=lastPAR[21]/(p4/std::pow(p,lastPAR 812 theSS=lastPAR[21]/(p4/std::pow(p,lastPAR[23])+lastPAR[22]/p4);
824 theS2=lastPAR[24]/p4/(std::pow(p,lastPAR 813 theS2=lastPAR[24]/p4/(std::pow(p,lastPAR[25])+lastPAR[26]/p12)+lastPAR[27];
825 theB2=lastPAR[28]/std::pow(p,lastPAR[29] 814 theB2=lastPAR[28]/std::pow(p,lastPAR[29])+lastPAR[30]/std::pow(p,lastPAR[31]);
826 theS3=lastPAR[32]/std::pow(p,lastPAR[35] 815 theS3=lastPAR[32]/std::pow(p,lastPAR[35])/(1.+lastPAR[36]/p12)+
827 lastPAR[33]/(1.+lastPAR[34]/p6); 816 lastPAR[33]/(1.+lastPAR[34]/p6);
828 theB3=lastPAR[37]/p8+lastPAR[38]/p2+last 817 theB3=lastPAR[37]/p8+lastPAR[38]/p2+lastPAR[39]/(1.+lastPAR[40]/p8);
829 theS4=(lastPAR[41]/p4+lastPAR[46]/p)/(1. 818 theS4=(lastPAR[41]/p4+lastPAR[46]/p)/(1.+lastPAR[42]/p10)+
830 (lastPAR[43]+lastPAR[44]*dl*dl)/(1 819 (lastPAR[43]+lastPAR[44]*dl*dl)/(1.+lastPAR[45]/p12);
831 theB4=lastPAR[47]/(1.+lastPAR[48]/p)+las 820 theB4=lastPAR[47]/(1.+lastPAR[48]/p)+lastPAR[49]*p4/(1.+lastPAR[50]*p5);
832 } 821 }
833 // Returns the total elastic (n/p)A cross- 822 // Returns the total elastic (n/p)A cross-section (to avoid spoiling lastSIG)
834 G4double dlp=lp-lastPAR[4]; // ax 823 G4double dlp=lp-lastPAR[4]; // ax
835 // p1 p2 p 824 // p1 p2 p3 p4
836 return (lastPAR[0]*dlp*dlp+lastPAR[1]+last 825 return (lastPAR[0]*dlp*dlp+lastPAR[1]+lastPAR[2]/p2)/(1.+lastPAR[3]/p2/sp);
837 } 826 }
838 return 0.; 827 return 0.;
839 } // End of GetTableValues 828 } // End of GetTableValues
840 829
841 // Returns max -t=Q2 (GeV^2) for the momentum 830 // Returns max -t=Q2 (GeV^2) for the momentum pP(GeV) and the target nucleus (tgN,tgZ)
842 G4double G4ChipsKaonPlusElasticXS::GetQ2max(G4 831 G4double G4ChipsKaonPlusElasticXS::GetQ2max(G4int PDG, G4int tgZ, G4int tgN,
843 832 G4double pP)
844 { 833 {
845 G4double pP2=pP*pP; 834 G4double pP2=pP*pP; // squared momentum of the projectile
846 if(tgZ || tgN>-1) 835 if(tgZ || tgN>-1) // ---> pipA
847 { 836 {
848 G4double mt=G4ParticleTable::GetParticleTa 837 G4double mt=G4ParticleTable::GetParticleTable()->GetIonTable()->GetIon(tgZ,tgZ+tgN,0)->GetPDGMass()*.001; // Target mass in GeV
849 838
850 G4double dmt=mt+mt; 839 G4double dmt=mt+mt;
851 G4double mds=dmt*std::sqrt(pP2+mK2)+mK2+mt 840 G4double mds=dmt*std::sqrt(pP2+mK2)+mK2+mt*mt; // Mondelstam mds
852 return dmt*dmt*pP2/mds; 841 return dmt*dmt*pP2/mds;
853 } 842 }
854 else 843 else
855 { 844 {
856 G4ExceptionDescription ed; 845 G4ExceptionDescription ed;
857 ed << "PDG = " << PDG << ",Z = " << tgZ << 846 ed << "PDG = " << PDG << ",Z = " << tgZ << ", N = " << tgN
858 << ", while it is defined only for p pr 847 << ", while it is defined only for p projectiles & Z_target>0" << G4endl;
859 G4Exception("G4ChipsKaonPlusElasticXS::Get 848 G4Exception("G4ChipsKaonPlusElasticXS::GetQ2max()", "HAD_CHPS_0000",
860 FatalException, ed); 849 FatalException, ed);
861 return 0; 850 return 0;
862 } 851 }
863 } 852 }
864 853