[1199] | 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 | // |
---|
[1315] | 27 | // $Id: test90Ne10CO2pai.cc,v 1.8 2009/12/30 12:57:41 grichine Exp $ |
---|
| 28 | // GEANT4 tag $Name: geant4-09-04-beta-cand-01 $ |
---|
[1199] | 29 | // |
---|
| 30 | // |
---|
| 31 | // |
---|
| 32 | // |
---|
| 33 | // |
---|
| 34 | // Test routine for G4PAIxSection class code |
---|
| 35 | // |
---|
| 36 | // History: |
---|
| 37 | // |
---|
| 38 | // 11.04.08, V. Grichine test of PAI predictions for 90% Ne + 10% CO2 |
---|
| 39 | // ALICE TPC gas mixture |
---|
[1315] | 40 | // 8.12.09 V. Grichine update for T2K gas mixture |
---|
[1199] | 41 | |
---|
| 42 | #include "G4ios.hh" |
---|
| 43 | #include <fstream> |
---|
| 44 | #include <cmath> |
---|
| 45 | |
---|
| 46 | |
---|
| 47 | #include "globals.hh" |
---|
| 48 | #include "Randomize.hh" |
---|
| 49 | |
---|
| 50 | #include "G4Isotope.hh" |
---|
| 51 | #include "G4Element.hh" |
---|
| 52 | #include "G4Material.hh" |
---|
| 53 | #include "G4MaterialTable.hh" |
---|
| 54 | #include "G4SandiaTable.hh" |
---|
| 55 | |
---|
| 56 | // #include "G4PAIonisation.hh" |
---|
| 57 | #include "G4PAIxSection.hh" |
---|
| 58 | |
---|
| 59 | // Peter: |
---|
| 60 | // From the AliRoot code in $ALICE_ROOT/TPC/AliTPCv2.cxx: |
---|
| 61 | // const Float_t kprim = 14.35; // number of primary collisions per 1 cm |
---|
| 62 | // const Float_t kpoti = 20.77e-9; // first ionization potential for Ne/CO2 |
---|
| 63 | // const Float_t kwIon = 35.97e-9; // energy for the ion-electron pair creation |
---|
| 64 | // |
---|
| 65 | // kprim is the number of primary collisions per cm for a MIP! |
---|
| 66 | // kpoti = I. |
---|
| 67 | // kwIon = W. |
---|
| 68 | |
---|
| 69 | G4double FitALICE(G4double bg) |
---|
| 70 | { |
---|
| 71 | // |
---|
| 72 | // Bethe-Bloch energy loss formula from ALICE TPC TRD |
---|
| 73 | // |
---|
| 74 | const G4double kp1 = 0.76176e-1; |
---|
| 75 | const G4double kp2 = 10.632; |
---|
| 76 | const G4double kp3 = 0.13279e-4; |
---|
| 77 | const G4double kp4 = 1.8631; |
---|
| 78 | const G4double kp5 = 1.9479; |
---|
| 79 | const G4double dn1 = 14.35; |
---|
| 80 | |
---|
| 81 | G4double dbg = (G4double) bg; |
---|
| 82 | |
---|
| 83 | G4double beta = dbg/std::sqrt(1.+dbg*dbg); |
---|
| 84 | |
---|
| 85 | G4double aa = std::pow(beta,kp4); |
---|
| 86 | G4double bb = std::pow(1./dbg,kp5); |
---|
| 87 | |
---|
| 88 | |
---|
| 89 | bb = std::log(kp3 + bb); |
---|
| 90 | |
---|
| 91 | G4double result = ( kp2 - aa - bb)*kp1/aa; |
---|
| 92 | |
---|
| 93 | result *= dn1; |
---|
| 94 | |
---|
| 95 | return result; |
---|
| 96 | } |
---|
| 97 | |
---|
| 98 | |
---|
| 99 | G4double FitBichsel(G4double bg) |
---|
| 100 | { |
---|
| 101 | // |
---|
| 102 | // Primary ionisation from Hans Bichsel fit |
---|
| 103 | // |
---|
| 104 | const G4double kp1 = 0.686e-1; |
---|
| 105 | const G4double kp2 = 11.714; |
---|
| 106 | const G4double kp3 = 0.218e-4; |
---|
| 107 | const G4double kp4 = 1.997; |
---|
| 108 | const G4double kp5 = 2.133; |
---|
| 109 | const G4double dn1 = 13.32; |
---|
| 110 | |
---|
| 111 | G4double dbg = (G4double) bg; |
---|
| 112 | |
---|
| 113 | G4double beta = dbg/std::sqrt(1.+dbg*dbg); |
---|
| 114 | |
---|
| 115 | G4double aa = std::pow(beta,kp4); |
---|
| 116 | G4double bb = std::pow(1./dbg,kp5); |
---|
| 117 | |
---|
| 118 | |
---|
| 119 | bb=std::log(kp3 + bb); |
---|
| 120 | |
---|
| 121 | G4double result = ( kp2 - aa - bb)*kp1/aa; |
---|
| 122 | |
---|
| 123 | result *= dn1; |
---|
| 124 | |
---|
| 125 | return result; |
---|
| 126 | |
---|
| 127 | } |
---|
| 128 | |
---|
| 129 | //////////////////////////////////////////////////////////// |
---|
| 130 | |
---|
| 131 | |
---|
| 132 | G4double GetIonisation(G4double transfer) |
---|
| 133 | { |
---|
| 134 | G4double W = 34.75*eV; |
---|
| 135 | G4double I1 = 13.62*eV; // first ionisation potential in mixture |
---|
| 136 | I1 *= 0.9; |
---|
| 137 | |
---|
| 138 | G4double result = W; |
---|
| 139 | |
---|
| 140 | // result /= 1.-I1/transfer; |
---|
| 141 | |
---|
| 142 | return transfer/result; |
---|
| 143 | |
---|
| 144 | } |
---|
| 145 | |
---|
| 146 | |
---|
| 147 | ///////////////////////////////////////////////// |
---|
| 148 | |
---|
| 149 | |
---|
| 150 | |
---|
| 151 | int main() |
---|
| 152 | { |
---|
[1315] | 153 | // std::ofstream outFile("90Ne10CO2pai.dat", std::ios::out ); |
---|
| 154 | std::ofstream outFile("e5GeVt2kPhilippe.dat", std::ios::out ); |
---|
[1199] | 155 | outFile.setf( std::ios::scientific, std::ios::floatfield ); |
---|
| 156 | |
---|
| 157 | std::ofstream fileOut("PAICerPlasm90Ne10CO2.dat", std::ios::out ); |
---|
| 158 | fileOut.setf( std::ios::scientific, std::ios::floatfield ); |
---|
| 159 | |
---|
| 160 | // std::ifstream fileRead("exp.dat", std::ios::out ); |
---|
| 161 | // fileRead.setf( std::ios::scientific, std::ios::floatfield ); |
---|
| 162 | |
---|
| 163 | std::ofstream fileWrite("exp.dat", std::ios::out ); |
---|
| 164 | fileWrite.setf( std::ios::scientific, std::ios::floatfield ); |
---|
| 165 | |
---|
| 166 | std::ofstream fileWrite1("mprrpai.dat", std::ios::out ); |
---|
| 167 | fileWrite1.setf( std::ios::scientific, std::ios::floatfield ); |
---|
| 168 | |
---|
| 169 | // Create materials |
---|
| 170 | |
---|
| 171 | |
---|
| 172 | G4int iz , n, nel, ncomponents; |
---|
| 173 | G4double a, z, ez, density , temperature, pressure, fractionmass; |
---|
| 174 | G4State state; |
---|
| 175 | G4String name, symbol; |
---|
| 176 | |
---|
| 177 | |
---|
[1315] | 178 | a = 1.01*g/mole; |
---|
| 179 | G4Isotope* ih1 = new G4Isotope("Hydrogen",iz=1,n=1,a); |
---|
| 180 | |
---|
| 181 | a = 2.01*g/mole; |
---|
| 182 | G4Isotope* ih2 = new G4Isotope("Deuterium",iz=1,n=2,a); |
---|
| 183 | |
---|
| 184 | G4Element* elH = new G4Element(name="Hydrogen",symbol="H",2); |
---|
| 185 | elH->AddIsotope(ih1,.999); |
---|
| 186 | elH->AddIsotope(ih2,.001); |
---|
| 187 | |
---|
[1199] | 188 | a = 12.01*g/mole; |
---|
| 189 | G4Element* elC = new G4Element(name="Carbon",symbol="C", ez=6., a); |
---|
| 190 | |
---|
| 191 | a = 14.01*g/mole; |
---|
| 192 | G4Element* elN = new G4Element(name="Nitrogen", symbol="N", ez=7., a); |
---|
| 193 | |
---|
| 194 | a = 16.00*g/mole; |
---|
| 195 | G4Element* elO = new G4Element(name="Oxygen",symbol="O", ez=8., a); |
---|
| 196 | |
---|
[1315] | 197 | |
---|
| 198 | a = 19.00*g/mole; |
---|
| 199 | G4Element* elF = new G4Element(name="Fluorine", symbol="F", z=9., a); |
---|
[1199] | 200 | |
---|
[1315] | 201 | a = 39.948*g/mole; |
---|
| 202 | G4Element* elAr = new G4Element(name="Argon", symbol="Ar", z=18., a); |
---|
[1199] | 203 | |
---|
| 204 | // Neon as detector gas, STP |
---|
| 205 | |
---|
| 206 | density = 0.900*mg/cm3; |
---|
| 207 | a = 20.179*g/mole; |
---|
| 208 | G4Material* Ne = new G4Material(name="Ne",z=10., a, density ); |
---|
| 209 | |
---|
| 210 | // Carbone dioxide, CO2 STP |
---|
| 211 | |
---|
| 212 | density = 1.977*mg/cm3; |
---|
| 213 | G4Material* CarbonDioxide = new G4Material(name="CO2", density, nel=2); |
---|
| 214 | CarbonDioxide->AddElement(elC,1); |
---|
| 215 | CarbonDioxide->AddElement(elO,2); |
---|
| 216 | |
---|
| 217 | |
---|
| 218 | |
---|
| 219 | // 90% Ne + 10% CO2, STP |
---|
| 220 | |
---|
| 221 | density = 1.0077*mg/cm3; |
---|
| 222 | G4Material* Ne10CO2 = new G4Material(name="Ne10CO2" , density, |
---|
| 223 | ncomponents=2); |
---|
| 224 | Ne10CO2->AddMaterial( Ne, fractionmass = 0.8038 ); |
---|
| 225 | Ne10CO2->AddMaterial( CarbonDioxide, fractionmass = 0.1962 ); |
---|
| 226 | |
---|
| 227 | density *= 273./293.; |
---|
| 228 | |
---|
| 229 | G4Material* Ne10CO2T293 = new G4Material(name="Ne10CO2T293" , density, |
---|
| 230 | ncomponents=2); |
---|
| 231 | Ne10CO2T293->AddMaterial( Ne, fractionmass = 0.8038 ); |
---|
| 232 | Ne10CO2T293->AddMaterial( CarbonDioxide, fractionmass = 0.1962 ); |
---|
| 233 | |
---|
| 234 | |
---|
| 235 | density = 1.25053*mg/cm3; // STP |
---|
| 236 | G4Material* Nitrogen = new G4Material(name="N2" , density, ncomponents=1); |
---|
| 237 | Nitrogen->AddElement(elN, 2); |
---|
| 238 | |
---|
| 239 | // 85.7% Ne + 9.5% CO2 +4.8% N2, STP |
---|
| 240 | |
---|
| 241 | density = 1.0191*mg/cm3; |
---|
| 242 | G4Material* Ne857CO295N2 = new G4Material(name="Ne857CO295N2" , density, |
---|
| 243 | ncomponents=3); |
---|
| 244 | Ne857CO295N2->AddMaterial( Ne, fractionmass = 0.7568 ); |
---|
| 245 | Ne857CO295N2->AddMaterial( CarbonDioxide, fractionmass = 0.1843 ); |
---|
| 246 | Ne857CO295N2->AddMaterial( Nitrogen, fractionmass = 0.0589 ); |
---|
| 247 | |
---|
| 248 | density *= 273./292.; |
---|
| 249 | density *= 0.966/1.01325; |
---|
| 250 | |
---|
[1315] | 251 | // G4cout<<"density of Ne857CO295N2T292 = "<<density*cm3/mg<<" mg/cm3"<<G4endl; |
---|
[1199] | 252 | |
---|
| 253 | G4Material* Ne857CO295N2T292 = new G4Material(name="Ne857CO295N2T292" , density, |
---|
| 254 | ncomponents=3); |
---|
| 255 | Ne857CO295N2T292->AddMaterial( Ne, fractionmass = 0.76065 ); |
---|
| 256 | Ne857CO295N2T292->AddMaterial( CarbonDioxide, fractionmass = 0.18140 ); |
---|
| 257 | Ne857CO295N2T292->AddMaterial( Nitrogen, fractionmass = 0.05795 ); |
---|
| 258 | |
---|
| 259 | |
---|
[1315] | 260 | |
---|
| 261 | // Ar as detector gas,STP |
---|
| 262 | |
---|
| 263 | density = 1.7836*mg/cm3 ; // STP |
---|
| 264 | G4Material* Argon = new G4Material(name="Argon" , density, ncomponents=1); |
---|
| 265 | Argon->AddElement(elAr, 1); |
---|
| 266 | /* |
---|
| 267 | // iso-Butane (methylpropane), STP |
---|
| 268 | |
---|
| 269 | density = 2.67*mg/cm3 ; |
---|
| 270 | G4Material* isobutane = new G4Material(name="isoC4H10",density,nel=2) ; |
---|
| 271 | isobutane->AddElement(elC,4) ; |
---|
| 272 | isobutane->AddElement(elH,10) ; |
---|
| 273 | |
---|
| 274 | // CF4 from ATLAS TRT estimation |
---|
| 275 | |
---|
| 276 | G4double TRT_CF4_density = 3.9*mg/cm3; |
---|
| 277 | G4Material* TRT_CF4 = new G4Material(name="TRT_CF4", TRT_CF4_density, nel=2, |
---|
| 278 | kStateGas,293.15*kelvin,1.*atmosphere); |
---|
| 279 | */ |
---|
| 280 | |
---|
| 281 | // Philippe Gros T2K mixture version |
---|
| 282 | // Argon |
---|
| 283 | /* |
---|
| 284 | density = 1.66*mg/cm3; |
---|
| 285 | pressure = 1*atmosphere; |
---|
| 286 | temperature = 288.15*kelvin; |
---|
| 287 | G4Material* Argon = new G4Material(name="Ar", // z=18., a=39.948*g/mole, |
---|
| 288 | density, ncomponents=1); // kStateGas,temperature,pressure); |
---|
| 289 | Argon->AddElement(elAr, 1); |
---|
| 290 | */ |
---|
| 291 | |
---|
| 292 | // IsoButane |
---|
| 293 | |
---|
| 294 | density = 2.51*mg/cm3; |
---|
| 295 | G4Material* Isobu = new G4Material(name="isoC4H10", z=34.,a=58.123*g/mole, |
---|
| 296 | density, kStateGas,temperature,pressure); |
---|
| 297 | |
---|
| 298 | // Tetrafluoromethane |
---|
| 299 | |
---|
| 300 | density = 3.72*mg/cm3; |
---|
| 301 | G4Material* FlMet = new |
---|
| 302 | G4Material(name="CF4",z=42.,a=88.01*g/mole,density,kStateGas,temperature,pressure); |
---|
| 303 | |
---|
| 304 | // Argon + 3% tetrafluoromethane + 2% iso-butane |
---|
| 305 | |
---|
| 306 | density = 1.748*mg/cm3; |
---|
| 307 | G4Material* t2kGasMixture = new G4Material(name="t2kGasMixture", density, ncomponents=3); |
---|
| 308 | t2kGasMixture->AddMaterial(Argon, fractionmass = 90.9*perCent); |
---|
| 309 | t2kGasMixture->AddMaterial(FlMet, fractionmass = 6.3*perCent); |
---|
| 310 | t2kGasMixture->AddMaterial(Isobu, fractionmass = 2.8*perCent); |
---|
| 311 | |
---|
| 312 | |
---|
[1199] | 313 | G4int i, j, jMax, k, numOfMaterials, iSan, nbOfElements, sanIndex, row; |
---|
| 314 | G4double maxEnergyTransfer, kineticEnergy; |
---|
| 315 | G4double tau, gamma, bg2, bg, beta2, rateMass, Tmax, Tmin, Tkin; |
---|
| 316 | |
---|
| 317 | const G4MaterialTable* theMaterialTable = G4Material::GetMaterialTable(); |
---|
| 318 | |
---|
| 319 | numOfMaterials = theMaterialTable->size(); |
---|
| 320 | |
---|
| 321 | G4cout<<"Available materials under test : "<< G4endl<<G4endl; |
---|
| 322 | // outFile<<"Available materials under test : "<< G4endl<<G4endl; |
---|
| 323 | |
---|
| 324 | for( k = 0; k < numOfMaterials; k++ ) |
---|
| 325 | { |
---|
| 326 | G4cout <<k<<"\t"<< " Material : " <<(*theMaterialTable)[k]->GetName() << G4endl; |
---|
| 327 | // outFile <<k<<"\t"<< " Material : " <<(*theMaterialTable)[k]->GetName() << G4endl; |
---|
| 328 | } |
---|
| 329 | |
---|
| 330 | |
---|
| 331 | |
---|
| 332 | // G4String testName = "N2"; |
---|
[1315] | 333 | // G4String testName = "Ne10CO2"; |
---|
| 334 | G4String testName = "t2kGasMixture"; |
---|
| 335 | // G4String testName = "Ar"; |
---|
| 336 | // G4String testName = "Argon"; |
---|
[1199] | 337 | // G4String testName = "Ne10CO2T293"; |
---|
| 338 | // G4String testName = "Ne857CO295N2T292"; |
---|
| 339 | |
---|
| 340 | |
---|
| 341 | // G4cout<<"Enter material name for test : "<<std::flush; |
---|
| 342 | // G4cin>>testName; |
---|
| 343 | |
---|
| 344 | |
---|
| 345 | |
---|
| 346 | for( k = 0; k < numOfMaterials; k++ ) |
---|
| 347 | { |
---|
| 348 | if((*theMaterialTable)[k]->GetName() != testName) continue; |
---|
| 349 | |
---|
| 350 | // outFile << "Material : " <<(*theMaterialTable)[k]->GetName() << G4endl; |
---|
| 351 | G4cout << "Material : " <<(*theMaterialTable)[k]->GetName() << G4endl; |
---|
| 352 | |
---|
| 353 | nbOfElements = (*theMaterialTable)[k]->GetNumberOfElements(); |
---|
| 354 | |
---|
| 355 | G4cout<<"Sandia cof according old PAI stuff"<<G4endl<<G4endl; |
---|
| 356 | // outFile<<"Sandia cof according old PAI stuff"<<G4endl<<G4endl; |
---|
| 357 | |
---|
| 358 | G4int* thisMaterialZ = new G4int[nbOfElements]; |
---|
| 359 | |
---|
| 360 | for( iSan = 0; iSan < nbOfElements; iSan++ ) |
---|
| 361 | { |
---|
| 362 | thisMaterialZ[iSan] = (G4int)(*theMaterialTable)[k]-> |
---|
| 363 | GetElement(iSan)->GetZ(); |
---|
| 364 | } |
---|
| 365 | G4SandiaTable sandia(k); |
---|
| 366 | sanIndex = sandia.SandiaIntervals(thisMaterialZ,nbOfElements); |
---|
| 367 | sanIndex = sandia.SandiaMixing( thisMaterialZ , |
---|
| 368 | (*theMaterialTable)[k]->GetFractionVector(), |
---|
| 369 | nbOfElements,sanIndex); |
---|
| 370 | |
---|
| 371 | for(row = 0; row < sanIndex-1; row++ ) |
---|
| 372 | { |
---|
| 373 | G4cout<<row+1<<"\t"<<sandia.GetPhotoAbsorpCof(row+1,0)/keV; |
---|
| 374 | // outFile<<row+1<<" "<<sandia.GetPhotoAbsorpCof(row+1,0)/keV; |
---|
| 375 | |
---|
| 376 | for( iSan = 1; iSan < 5; iSan++ ) |
---|
| 377 | { |
---|
| 378 | G4cout<<"\t"<<sandia.GetPhotoAbsorpCof(row+1,iSan); |
---|
| 379 | // *(*theMaterialTable)[k]->GetDensity(); |
---|
| 380 | |
---|
| 381 | // outFile<<" "<<sandia.GetPhotoAbsorpCof(row+1,iSan); |
---|
| 382 | // *(*theMaterialTable)[k]->GetDensity(); |
---|
| 383 | } |
---|
| 384 | G4cout<<G4endl; |
---|
| 385 | // outFile<<G4endl; |
---|
| 386 | } |
---|
| 387 | G4cout<<G4endl; |
---|
| 388 | // outFile<<G4endl; |
---|
| 389 | |
---|
| 390 | |
---|
| 391 | // outFile<<G4endl; |
---|
| 392 | maxEnergyTransfer = 100*keV; |
---|
| 393 | gamma = 4.0; |
---|
| 394 | bg2 = gamma*gamma - 1; |
---|
| 395 | |
---|
| 396 | G4PAIxSection testPAI( k, maxEnergyTransfer, bg2); |
---|
| 397 | |
---|
| 398 | G4cout<<"Interval no."<<"\t"<<"Energy interval"<<G4endl<<G4endl; |
---|
| 399 | // outFile<<"Interval no."<<"\t"<<"Energy interval"<<G4endl<<G4endl; |
---|
| 400 | |
---|
| 401 | for( j = 1; j <= testPAI.GetIntervalNumber(); j++ ) |
---|
| 402 | { |
---|
| 403 | G4cout<<j<<"\t\t"<<testPAI.GetEnergyInterval(j)/keV<<G4endl; |
---|
| 404 | // outFile<<j<<"\t\t"<<testPAI.GetEnergyInterval(j)/keV<<G4endl; |
---|
| 405 | } |
---|
| 406 | G4cout<<G4endl; |
---|
| 407 | // outFile<<G4endl; |
---|
| 408 | |
---|
| 409 | G4cout << "Actual spline size = "<<testPAI.GetSplineSize()<<G4endl; |
---|
| 410 | G4cout <<"Normalization Cof = "<<testPAI.GetNormalizationCof()<<G4endl; |
---|
| 411 | G4cout << G4endl; |
---|
| 412 | |
---|
| 413 | // outFile<<"Actual spline size = "<<testPAI.GetSplineSize()<<G4endl; |
---|
| 414 | // outFile<<"Normalization Cof = "<<testPAI.GetNormalizationCof()<<G4endl; |
---|
| 415 | // outFile<<G4endl; |
---|
| 416 | |
---|
| 417 | |
---|
| 418 | Tmin = sandia.GetPhotoAbsorpCof(1,0); // 0.02*keV; |
---|
| 419 | G4cout<<"Tmin = "<<Tmin/eV<<" eV"<<G4endl; |
---|
| 420 | |
---|
| 421 | G4cout |
---|
| 422 | // <<"Tkin, keV"<<"\t" |
---|
| 423 | << "bg"<<"\t\t" |
---|
| 424 | // <<"Max E transfer, kev"<<"\t" |
---|
| 425 | << "<dN/dxC>, 1/cm"<<"\t" |
---|
| 426 | << "<dN/dxMM>, 1/cm"<<"\t" |
---|
| 427 | << "<dN/dxP>, 1/cm"<<"\t" |
---|
| 428 | // << "<dN/dxC+dN/dxP>"<<"\t" |
---|
| 429 | <<"<dN/dx>, 1/cm"<<G4endl<<G4endl; |
---|
| 430 | |
---|
| 431 | /* |
---|
| 432 | outFile |
---|
| 433 | // <<"Tkin, keV"<<"\t" |
---|
| 434 | <<"gamma"<<"\t\t" |
---|
| 435 | // <<"Max E transfer, kev"<<"\t" |
---|
| 436 | <<"<dN/dxC>, 1/cm"<<"\t" |
---|
| 437 | << "<dN/dxP>, 1/cm"<<"\t" |
---|
| 438 | <<"<dN/dxC+dN/dxP>"<<"\t" |
---|
| 439 | <<"<dN/dx>, 1/cm"<<G4endl<<G4endl; |
---|
| 440 | */ |
---|
| 441 | // G4PAIxSection testPAIproton(k,maxEnergyTransfer); |
---|
| 442 | |
---|
| 443 | |
---|
| 444 | |
---|
| 445 | |
---|
| 446 | |
---|
[1315] | 447 | // kineticEnergy = 10.0*keV; // 100.*GeV; // 10.0*keV; // 110*MeV; // for proton |
---|
[1199] | 448 | |
---|
[1315] | 449 | // kineticEnergy = 5*GeV; // for electrons |
---|
| 450 | |
---|
| 451 | kineticEnergy = 5*GeV*proton_mass_c2/electron_mass_c2; |
---|
| 452 | |
---|
| 453 | // kineticEnergy = 5*GeV; |
---|
| 454 | |
---|
[1199] | 455 | // for(j=1;j<testPAIproton.GetNumberOfGammas();j++) |
---|
| 456 | |
---|
[1315] | 457 | // jMax = 70; // 70; |
---|
| 458 | jMax = 1; // 70; |
---|
[1199] | 459 | |
---|
[1315] | 460 | // outFile<<jMax<<G4endl; |
---|
[1199] | 461 | |
---|
| 462 | for( j = 0; j < jMax; j++ ) |
---|
| 463 | { |
---|
| 464 | tau = kineticEnergy/proton_mass_c2; |
---|
[1315] | 465 | // tau = kineticEnergy/electron_mass_c2; |
---|
[1199] | 466 | gamma = tau +1.0; |
---|
| 467 | bg2 = tau*(tau + 2.0); |
---|
| 468 | bg = std::sqrt(bg2); |
---|
| 469 | beta2 = bg2/(gamma*gamma); |
---|
[1315] | 470 | G4cout<<"bg = "<<bg<<"; b2 = "<<beta2<<G4endl<<G4endl; |
---|
[1199] | 471 | rateMass = electron_mass_c2/proton_mass_c2; |
---|
[1315] | 472 | |
---|
| 473 | Tmax = 2.0*electron_mass_c2*bg2/(1.0+2.0*gamma*rateMass+rateMass*rateMass); |
---|
| 474 | // Tmax = 0.5*kineticEnergy; |
---|
[1199] | 475 | |
---|
| 476 | Tkin = maxEnergyTransfer; |
---|
| 477 | |
---|
| 478 | if ( maxEnergyTransfer > Tmax) |
---|
| 479 | { |
---|
| 480 | Tkin = Tmax; |
---|
| 481 | } |
---|
| 482 | if ( Tmax <= Tmin + 0.5*eV ) |
---|
| 483 | { |
---|
| 484 | Tkin = Tmin + 0.5*eV; |
---|
| 485 | } |
---|
| 486 | G4PAIxSection testPAIproton(k,Tkin,bg2); |
---|
[1315] | 487 | /* |
---|
[1199] | 488 | G4cout |
---|
| 489 | // << kineticEnergy/keV<<"\t\t" |
---|
| 490 | // << gamma << "\t\t" |
---|
| 491 | << bg << "\t\t" |
---|
| 492 | // << Tkin/keV<<"\t\t" |
---|
| 493 | << testPAIproton.GetIntegralCerenkov(1)*cm << "\t" |
---|
| 494 | << testPAIproton.GetIntegralMM(1)*cm << "\t" |
---|
| 495 | << testPAIproton.GetIntegralPlasmon(1)*cm << "\t" |
---|
| 496 | << testPAIproton.GetIntegralResonance(1)*cm << "\t" |
---|
| 497 | // << testPAIproton.GetIntegralCerenkov(1)*cm + |
---|
| 498 | // testPAIproton.GetIntegralPlasmon(1)*cm << "\t" |
---|
| 499 | // << FitALICE(bg) << "\t" |
---|
| 500 | // << FitBichsel(bg) << "\t" |
---|
| 501 | << testPAIproton.GetIntegralPAIxSection(1)*cm << "\t\t" |
---|
| 502 | << G4endl; |
---|
| 503 | |
---|
| 504 | |
---|
| 505 | |
---|
| 506 | outFile |
---|
| 507 | // << kineticEnergy/keV<<"\t" |
---|
| 508 | // << gamma << "\t" |
---|
| 509 | << bg << "\t\t" |
---|
| 510 | // << Tkin/keV<<"\t" |
---|
| 511 | << testPAIproton.GetIntegralCerenkov(1)*cm << "\t" |
---|
| 512 | << testPAIproton.GetIntegralMM(1)*cm << "\t" |
---|
| 513 | << testPAIproton.GetIntegralPlasmon(1)*cm << "\t" |
---|
| 514 | << testPAIproton.GetIntegralResonance(1)*cm << "\t" |
---|
| 515 | // << testPAIproton.GetIntegralCerenkov(1)*cm + |
---|
| 516 | // testPAIproton.GetIntegralPlasmon(1)*cm << "\t" |
---|
| 517 | // << FitALICE(bg) << "\t" |
---|
| 518 | // << FitBichsel(bg) << "\t" |
---|
| 519 | << testPAIproton.GetIntegralPAIxSection(1)*cm << "\t" |
---|
| 520 | << G4endl; |
---|
| 521 | |
---|
| 522 | // outFile<<testPAIproton.GetLorentzFactor(j)<<"\t" |
---|
| 523 | // <<maxEnergyTransfer/keV<<"\t\t" |
---|
| 524 | // <<testPAIproton.GetPAItable(0,j)*cm/keV<<"\t\t" |
---|
| 525 | // <<testPAIproton.GetPAItable(1,j)*cm<<"\t\t"<<G4endl; |
---|
| 526 | |
---|
[1315] | 527 | */ |
---|
| 528 | |
---|
[1199] | 529 | outFile<<testPAIproton.GetSplineSize()-1<<G4endl; |
---|
| 530 | |
---|
| 531 | for( i = 1; i < testPAIproton.GetSplineSize(); i++) |
---|
| 532 | { |
---|
| 533 | outFile |
---|
| 534 | << testPAIproton.GetSplineEnergy(i)/keV << "\t" |
---|
[1315] | 535 | // << testPAIproton.GetIntegralCerenkov(i)*cm << "\t" |
---|
| 536 | // << testPAIproton.GetIntegralMM(i)*cm << "\t" |
---|
| 537 | // << testPAIproton.GetIntegralPlasmon(i)*cm << "\t" |
---|
| 538 | // << testPAIproton.GetIntegralResonance(i)*cm << "\t" |
---|
| 539 | << testPAIproton.GetIntegralPAIxSection(i)*cm << "\t" |
---|
| 540 | << G4endl; |
---|
| 541 | |
---|
| 542 | G4cout |
---|
| 543 | << testPAIproton.GetSplineEnergy(i)/keV << "\t" |
---|
[1199] | 544 | << testPAIproton.GetIntegralCerenkov(i)*cm << "\t" |
---|
| 545 | << testPAIproton.GetIntegralMM(i)*cm << "\t" |
---|
| 546 | << testPAIproton.GetIntegralPlasmon(i)*cm << "\t" |
---|
| 547 | << testPAIproton.GetIntegralResonance(i)*cm << "\t" |
---|
| 548 | << testPAIproton.GetIntegralPAIxSection(i)*cm << "\t" |
---|
| 549 | << G4endl; |
---|
[1315] | 550 | |
---|
[1199] | 551 | } |
---|
| 552 | |
---|
[1315] | 553 | |
---|
[1199] | 554 | |
---|
| 555 | |
---|
| 556 | /* |
---|
| 557 | G4double position, transfer, lambda, range, r2cer=0., r2res=0., r2ruth=0., r2tot=0.; |
---|
| 558 | G4int nCer = 0, nRes = 0, nRuth = 0, nTot = 0; |
---|
| 559 | G4double rBin[100], rDistr[100], rTemp, rTemp2, sumDistr = 0., rSum = 0; |
---|
| 560 | G4double ionBin[100], ionDistr[100], ionMean, ionRand, F = 0.19, ionSum=0., ionSigma; |
---|
| 561 | |
---|
| 562 | |
---|
| 563 | for( i = 0; i < 100; i++) |
---|
| 564 | { |
---|
| 565 | ionBin[i] = i*1.; |
---|
| 566 | ionDistr[i] = 0.; |
---|
| 567 | rBin[i] = i/200.; |
---|
| 568 | rDistr[i] = 0.; |
---|
| 569 | } |
---|
| 570 | for( i = 0; i < 10000; i++) |
---|
| 571 | { |
---|
| 572 | |
---|
| 573 | position = testPAIproton.GetIntegralPAIxSection(1)*G4UniformRand(); |
---|
| 574 | |
---|
| 575 | if( position < testPAIproton.GetIntegralCerenkov(1) ) |
---|
| 576 | { |
---|
| 577 | transfer = testPAIproton.GetCerenkovEnergyTransfer(); |
---|
| 578 | lambda = testPAIproton.GetPhotonRange(transfer); |
---|
| 579 | range = testPAIproton.GetElectronRange(transfer); |
---|
| 580 | r2cer += 0.67*(lambda+range)*(lambda+range); |
---|
| 581 | r2tot += 0.67*(lambda+range)*(lambda+range); |
---|
| 582 | rTemp2 = 0.67*(lambda+range)*(lambda+range); |
---|
| 583 | nCer++; |
---|
| 584 | } |
---|
| 585 | else if( position < (testPAIproton.GetIntegralCerenkov(1)+ |
---|
| 586 | testPAIproton.GetIntegralResonance(1) )) |
---|
| 587 | { |
---|
| 588 | transfer = testPAIproton.GetResonanceEnergyTransfer(); |
---|
| 589 | range = testPAIproton.GetElectronRange(transfer); |
---|
| 590 | r2res += 0.67*range*range; |
---|
| 591 | r2tot += 0.67*range*range; |
---|
| 592 | rTemp2 = 0.67*range*range; |
---|
| 593 | nRes++; |
---|
| 594 | } |
---|
| 595 | else |
---|
| 596 | { |
---|
| 597 | transfer = testPAIproton.GetRutherfordEnergyTransfer(); |
---|
| 598 | range = testPAIproton.GetElectronRange(transfer); |
---|
| 599 | r2ruth += range*range; |
---|
| 600 | r2tot += range*range; |
---|
| 601 | rTemp2 = range*range; |
---|
| 602 | nRuth++; |
---|
| 603 | } |
---|
| 604 | nTot++; |
---|
| 605 | |
---|
| 606 | rTemp = std::sqrt(rTemp2); |
---|
| 607 | rSum += rTemp; |
---|
| 608 | |
---|
| 609 | // rTemp = rTemp2; |
---|
| 610 | |
---|
| 611 | for( j = 0; j < 100; j++ ) |
---|
| 612 | { |
---|
| 613 | if( rTemp <= rBin[j] ) |
---|
| 614 | { |
---|
| 615 | rDistr[j] += 1.; |
---|
| 616 | break; |
---|
| 617 | } |
---|
| 618 | } |
---|
| 619 | |
---|
| 620 | |
---|
| 621 | transfer = testPAIproton.GetEnergyTransfer(); |
---|
| 622 | ionMean = GetIonisation(transfer); |
---|
| 623 | ionSigma = std::sqrt(F*ionMean); |
---|
| 624 | |
---|
| 625 | // ionRand = G4RandGauss::shoot(ionMean, ionSigma); |
---|
| 626 | ionRand = ionMean; |
---|
| 627 | |
---|
| 628 | if( ionRand < 0.) ionRand =0.; |
---|
| 629 | |
---|
| 630 | ionSum += ionRand; |
---|
| 631 | nTot++; |
---|
| 632 | |
---|
| 633 | for( j = 0; j < 100; j++ ) |
---|
| 634 | { |
---|
| 635 | if( ionRand <= ionBin[j] ) |
---|
| 636 | { |
---|
| 637 | ionDistr[j] += 1.; |
---|
| 638 | break; |
---|
| 639 | } |
---|
| 640 | } |
---|
| 641 | } |
---|
| 642 | |
---|
| 643 | if(nCer >0) r2cer /= nCer; |
---|
| 644 | if(nRes >0) r2res /= nRes; |
---|
| 645 | if(nRuth >0) r2ruth /= nRuth; |
---|
| 646 | r2tot /= nTot; |
---|
| 647 | rSum /= nTot; |
---|
| 648 | G4cout<<"nCer = "<<nCer<<"; nRes = "<<nRes<<"; nRuth = "<<nRuth<<G4endl; |
---|
| 649 | G4cout<<"sum of n = "<<nCer+nRes+nRuth<<"; nTot = "<<nTot<<G4endl; |
---|
| 650 | G4cout<<"rCer = "<<std::sqrt(r2cer)<<" mm; rRes = "<<std::sqrt(r2res)<<" mm"<<G4endl; |
---|
| 651 | G4cout<<"rRuth = "<<std::sqrt(r2ruth)<<" mm; rTot = "<<std::sqrt(r2tot)<<" mm"<<G4endl; |
---|
| 652 | G4cout<<"rSum = "<<rSum<<" mm; "<<G4endl; |
---|
| 653 | |
---|
| 654 | ionSum /= nTot; |
---|
| 655 | G4cout<<"ionSum = "<<ionSum<<" electrons"<<G4endl; |
---|
| 656 | |
---|
| 657 | outFile<<100<<G4endl; |
---|
| 658 | |
---|
| 659 | for( j = 0; j < 100; j++ ) |
---|
| 660 | { |
---|
| 661 | // outFile<<rBin[j]<<"\t"<<rDistr[j]<<G4endl; |
---|
| 662 | outFile<<ionBin[j]<<"\t"<<ionDistr[j]<<G4endl; |
---|
| 663 | sumDistr += rDistr[j]; |
---|
| 664 | } |
---|
| 665 | G4cout<<"sumDistr = "<<sumDistr<<G4endl; |
---|
| 666 | */ |
---|
| 667 | |
---|
| 668 | |
---|
| 669 | |
---|
| 670 | kineticEnergy *= 1.41; // was 1.4; 1.5; |
---|
| 671 | } |
---|
| 672 | |
---|
| 673 | G4cout<<G4endl; |
---|
| 674 | // outFile<<G4endl; |
---|
| 675 | } |
---|
| 676 | |
---|
| 677 | |
---|
| 678 | return 1; // end of test |
---|
| 679 | |
---|
| 680 | |
---|
| 681 | |
---|
| 682 | |
---|
| 683 | |
---|
| 684 | |
---|
| 685 | |
---|
| 686 | |
---|
| 687 | |
---|
| 688 | |
---|
| 689 | |
---|
| 690 | |
---|
| 691 | |
---|
| 692 | |
---|
| 693 | |
---|
| 694 | G4String confirm; |
---|
| 695 | G4cout<<"Enter 'y' , if you would like to get dE/dx-distribution : " |
---|
| 696 | <<std::flush; |
---|
| 697 | |
---|
| 698 | G4cin>>confirm; |
---|
| 699 | if(confirm != "y" ) return 1; |
---|
| 700 | G4cout<<G4endl; |
---|
| 701 | |
---|
| 702 | for(k=0;k<numOfMaterials;k++) |
---|
| 703 | { |
---|
| 704 | G4cout <<k<< " Material : " <<(*theMaterialTable)[k]->GetName() << G4endl; |
---|
| 705 | } |
---|
| 706 | G4cout<<"Enter material name for dE/dx-distribution : "<<std::flush; |
---|
| 707 | G4cin>>testName; |
---|
| 708 | G4cout<<G4endl; |
---|
| 709 | |
---|
| 710 | G4int iLoss, iStat, iStatMax, nGamma; |
---|
| 711 | G4double energyLoss[50], Ebin, delta, delta1, delta2, delta3, step, y, pos; |
---|
| 712 | G4double intProb[200], colDist, sum, fact, GF, lambda, aaa; |
---|
| 713 | |
---|
| 714 | G4double alphaCrossTalk = -0.055, betaS = 0.2*0.4*keV; |
---|
| 715 | G4int spectrum[50]; |
---|
| 716 | |
---|
| 717 | G4cout << " Enter nGamma 1<nGamma<10 : " <<std::flush; |
---|
| 718 | G4cin>>nGamma; |
---|
| 719 | G4cout<<G4endl; |
---|
| 720 | |
---|
| 721 | for(k=0;k<numOfMaterials;k++) |
---|
| 722 | { |
---|
| 723 | if((*theMaterialTable)[k]->GetName() != testName) continue; |
---|
| 724 | |
---|
| 725 | G4cout << "Material : " <<(*theMaterialTable)[k]->GetName() << G4endl<<G4endl; |
---|
| 726 | |
---|
| 727 | |
---|
| 728 | G4cout << " Enter Lorentz factor : " <<std::flush; |
---|
| 729 | G4cin>>gamma; |
---|
| 730 | G4cout<<G4endl; |
---|
| 731 | |
---|
| 732 | G4cout << " Enter step in mm : " <<std::flush; |
---|
| 733 | G4cin>>step; |
---|
| 734 | G4cout<<G4endl; |
---|
| 735 | step *= mm; |
---|
| 736 | |
---|
| 737 | G4cout << " Enter energy bin in keV : " <<std::flush; |
---|
| 738 | G4cin>>Ebin; |
---|
| 739 | G4cout<<G4endl; |
---|
| 740 | Ebin *= keV; |
---|
| 741 | |
---|
| 742 | G4cout << " Enter number of events : " <<std::flush; |
---|
| 743 | G4cin>>iStatMax; |
---|
| 744 | |
---|
| 745 | G4cout<<G4endl<<"Start dE/dx distribution"<<G4endl<<G4endl; |
---|
| 746 | |
---|
| 747 | maxEnergyTransfer = 100*keV; |
---|
| 748 | bg2 = gamma*gamma - 1; |
---|
| 749 | rateMass = electron_mass_c2/proton_mass_c2; |
---|
| 750 | |
---|
| 751 | Tmax = 2.0*electron_mass_c2*bg2 |
---|
| 752 | /(1.0+2.0*gamma*rateMass+rateMass*rateMass); |
---|
| 753 | |
---|
| 754 | if ( maxEnergyTransfer > Tmax) maxEnergyTransfer = Tmax; |
---|
| 755 | |
---|
| 756 | G4PAIxSection testPAIenergyLoss(k,maxEnergyTransfer,bg2); |
---|
| 757 | |
---|
| 758 | for( iLoss = 0; iLoss < 50; iLoss++ ) |
---|
| 759 | { |
---|
| 760 | energyLoss[iLoss] = Ebin*iLoss; |
---|
| 761 | spectrum[iLoss] = 0; |
---|
| 762 | } |
---|
| 763 | for(iStat=0;iStat<iStatMax;iStat++) |
---|
| 764 | { |
---|
| 765 | |
---|
| 766 | // aaa = (G4double)nGamma; |
---|
| 767 | // lambda = aaa/step; |
---|
| 768 | // colDist = RandGamma::shoot(aaa,lambda); |
---|
| 769 | |
---|
| 770 | // delta = testPAIenergyLoss.GetStepEnergyLoss(colDist); |
---|
| 771 | |
---|
| 772 | // delta = testPAIenergyLoss.GetStepEnergyLoss(step); |
---|
| 773 | |
---|
| 774 | delta1 = testPAIenergyLoss.GetStepEnergyLoss(step); |
---|
| 775 | |
---|
| 776 | delta = G4RandGauss::shoot(delta1,0.3*delta1); |
---|
| 777 | if( delta < 0.0 ) delta = 0.0; |
---|
| 778 | |
---|
| 779 | // delta2 = testPAIenergyLoss.GetStepEnergyLoss(step); |
---|
| 780 | // delta3 = testPAIenergyLoss.GetStepEnergyLoss(step); |
---|
| 781 | |
---|
| 782 | // delta = alphaCrossTalk*delta1 + |
---|
| 783 | // delta2 + alphaCrossTalk*delta3 - betaS; |
---|
| 784 | |
---|
| 785 | for(iLoss=0;iLoss<50;iLoss++) |
---|
| 786 | { |
---|
| 787 | if(delta <= energyLoss[iLoss]) break; |
---|
| 788 | } |
---|
| 789 | spectrum[iLoss-1]++; |
---|
| 790 | } |
---|
| 791 | G4double meanLoss = 0.0; |
---|
| 792 | |
---|
| 793 | outFile<<"E, keV"<<"\t\t"<<"Distribution"<<G4endl<<G4endl; |
---|
| 794 | G4cout<<"E, keV"<<"\t\t"<<"Distribution"<<G4endl<<G4endl; |
---|
| 795 | G4cout<<G4endl; |
---|
| 796 | for(iLoss=0;iLoss<50;iLoss++) // with last bin |
---|
| 797 | { |
---|
| 798 | fileOut<<energyLoss[iLoss]/keV<<"\t\t"<<spectrum[iLoss]<<G4endl; |
---|
| 799 | G4cout<<energyLoss[iLoss]/keV<<"\t\t"<<spectrum[iLoss]<<G4endl; |
---|
| 800 | meanLoss +=energyLoss[iLoss]*spectrum[iLoss]; |
---|
| 801 | } |
---|
| 802 | G4cout<<G4endl; |
---|
| 803 | G4cout<<"Mean loss over spectrum = "<<meanLoss/keV/iStatMax<<" keV"<<G4endl; |
---|
| 804 | } |
---|
| 805 | |
---|
| 806 | G4int exit = 1; |
---|
| 807 | |
---|
| 808 | while(exit) |
---|
| 809 | { |
---|
| 810 | G4cout<<"Enter 'y' , if you would like to compare with exp. data : "<<std::flush; |
---|
| 811 | G4cin>>confirm; |
---|
| 812 | if(confirm != "y" ) break; |
---|
| 813 | G4cout<<G4endl; |
---|
| 814 | |
---|
| 815 | // Read experimental data file |
---|
| 816 | |
---|
| 817 | G4double delExp[200], distr[200], deltaBin, sumPAI, sumExp; |
---|
| 818 | G4int numberOfExpPoints; |
---|
| 819 | |
---|
| 820 | G4cout<<G4endl; |
---|
| 821 | G4cout << " Enter number of experimental points : " <<std::flush; |
---|
| 822 | G4cin>>numberOfExpPoints; |
---|
| 823 | G4cout<<G4endl; |
---|
| 824 | G4cout << " Enter energy bin in keV : " <<std::flush; |
---|
| 825 | G4cin>>deltaBin; |
---|
| 826 | G4cout<<G4endl; |
---|
| 827 | deltaBin *= keV; |
---|
| 828 | |
---|
| 829 | std::ifstream fileRead; |
---|
| 830 | fileRead.open("input.dat"); |
---|
| 831 | for(i=0;i<numberOfExpPoints;i++) |
---|
| 832 | { |
---|
| 833 | fileRead>>delExp[i]>>distr[i]; |
---|
| 834 | delExp[i] *= keV; |
---|
| 835 | G4cout<<i<<"\t"<<delExp[i]<<"\t"<<distr[i]<<G4endl; |
---|
| 836 | } |
---|
| 837 | fileRead.close(); |
---|
| 838 | |
---|
| 839 | // Adjust statistics of experiment to PAI simulation |
---|
| 840 | |
---|
| 841 | sumExp = 0.0; |
---|
| 842 | for(i=0;i<numberOfExpPoints;i++) sumExp +=distr[i]; |
---|
| 843 | sumExp *= deltaBin; |
---|
| 844 | |
---|
| 845 | sumPAI = 0.0; |
---|
| 846 | for(i=0;i<49;i++) sumPAI +=spectrum[i]; |
---|
| 847 | sumPAI *= Ebin; |
---|
| 848 | |
---|
| 849 | for(i=0;i<numberOfExpPoints;i++) distr[i] *= sumPAI/sumExp; |
---|
| 850 | |
---|
| 851 | for(i=0;i<numberOfExpPoints;i++) |
---|
| 852 | { |
---|
| 853 | fileWrite<<delExp[i]/keV<<"\t"<<distr[i]<<G4endl; |
---|
| 854 | G4cout<<delExp[i]/keV<<"\t"<<distr[i]<<G4endl; |
---|
| 855 | } |
---|
| 856 | exit = 0; |
---|
| 857 | } |
---|
| 858 | |
---|
| 859 | G4cout<<"Enter 'y' , if you would like to get most probable delta : "<<std::flush; |
---|
| 860 | G4cin>>confirm; |
---|
| 861 | if(confirm != "y" ) return 1; |
---|
| 862 | G4cout<<G4endl; |
---|
| 863 | |
---|
| 864 | G4int kGamma, iMPLoss, maxSpectrum, iMax; |
---|
| 865 | G4double mpDelta[50], meanDelta[50], rrMP[50], rrMean[50]; |
---|
| 866 | G4double mpLoss, tmRatio, mpSum, mpStat; |
---|
| 867 | |
---|
| 868 | G4double aGamma[33] = |
---|
| 869 | { |
---|
| 870 | 4.0, 1.5, 1.8, 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0, 6.0, 8.0, 10.0, // 13 |
---|
| 871 | 20., 40.0, 60.0, 80.0, 100.0, 200.0, 400.0, 600.0, 800.0, 1000.0, // 23 |
---|
| 872 | 2000.0, 4000.0, 6000.0, 8000.0, 100000.0, 20000.0, // 29 |
---|
| 873 | 40000.0, 60000.0, 80000.0, 100000.0 // 33 |
---|
| 874 | }; |
---|
| 875 | |
---|
| 876 | for(k=0;k<numOfMaterials;k++) |
---|
| 877 | { |
---|
| 878 | G4cout <<k<< " Material : " <<(*theMaterialTable)[k]->GetName() << G4endl; |
---|
| 879 | } |
---|
| 880 | G4cout<<"Enter material name for dE/dx-distribution : "<<std::flush; |
---|
| 881 | G4cin>>testName; |
---|
| 882 | G4cout<<G4endl; |
---|
| 883 | |
---|
| 884 | |
---|
| 885 | for(k=0;k<numOfMaterials;k++) |
---|
| 886 | { |
---|
| 887 | if((*theMaterialTable)[k]->GetName() != testName) continue; |
---|
| 888 | |
---|
| 889 | G4cout << "Material : " <<(*theMaterialTable)[k]->GetName() << G4endl<<G4endl; |
---|
| 890 | |
---|
| 891 | G4cout << " Enter nGamma 1<nGamma<10 : " <<std::flush; |
---|
| 892 | G4cin>>nGamma; |
---|
| 893 | G4cout<<G4endl; |
---|
| 894 | |
---|
| 895 | |
---|
| 896 | G4cout << " Enter step in mm : " <<std::flush; |
---|
| 897 | G4cin>>step; |
---|
| 898 | G4cout<<G4endl; |
---|
| 899 | step *= mm; |
---|
| 900 | |
---|
| 901 | G4cout << " Enter energy bin in keV : " <<std::flush; |
---|
| 902 | G4cin>>Ebin; |
---|
| 903 | G4cout<<G4endl; |
---|
| 904 | Ebin *= keV; |
---|
| 905 | |
---|
| 906 | G4cout << " Enter trancated mean ration <1.0 : " <<std::flush; |
---|
| 907 | G4cin>>tmRatio; |
---|
| 908 | G4cout<<G4endl; |
---|
| 909 | |
---|
| 910 | |
---|
| 911 | G4cout << " Enter number of events : " <<std::flush; |
---|
| 912 | G4cin>>iStatMax; |
---|
| 913 | G4cout<<G4endl; |
---|
| 914 | |
---|
| 915 | G4cout<<"no."<<"\t"<<"Gamma"<<"\t"<<"Rel. rise"<<"\t"<<"M.P. loss, keV" |
---|
| 916 | <<"\t"<<"Mean loss, keV"<<G4endl<<G4endl; |
---|
| 917 | // outFile<<"no."<<"\t"<<"Gamma"<<"\t"<<"M.P. loss, keV" |
---|
| 918 | // <<"\t"<<"Mean loss, keV"<<G4endl<<G4endl; |
---|
| 919 | |
---|
| 920 | |
---|
| 921 | // gamma = 1.1852; |
---|
| 922 | |
---|
| 923 | for(kGamma=0;kGamma<33;kGamma++) |
---|
| 924 | { |
---|
| 925 | // G4cout<<G4endl<<"Start dE/dx distribution"<<G4endl<<G4endl; |
---|
| 926 | |
---|
| 927 | gamma = aGamma[kGamma]; |
---|
| 928 | maxEnergyTransfer = 100*keV; |
---|
| 929 | bg2 = gamma*gamma - 1; |
---|
| 930 | rateMass = electron_mass_c2/proton_mass_c2; |
---|
| 931 | |
---|
| 932 | Tmax = 2.0*electron_mass_c2*bg2 |
---|
| 933 | /(1.0+2.0*gamma*rateMass+rateMass*rateMass); |
---|
| 934 | |
---|
| 935 | if ( maxEnergyTransfer > Tmax) maxEnergyTransfer = Tmax; |
---|
| 936 | |
---|
| 937 | G4PAIxSection testPAIenergyLoss(k,maxEnergyTransfer,bg2); |
---|
| 938 | |
---|
| 939 | for( iLoss = 0; iLoss < 50; iLoss++ ) |
---|
| 940 | { |
---|
| 941 | energyLoss[iLoss] = Ebin*iLoss; |
---|
| 942 | spectrum[iLoss] = 0; |
---|
| 943 | } |
---|
| 944 | for(iStat=0;iStat<iStatMax;iStat++) |
---|
| 945 | { |
---|
| 946 | |
---|
| 947 | // aaa = (G4double)nGamma; |
---|
| 948 | // lambda = aaa/step; |
---|
| 949 | // colDist = RandGamma::shoot(aaa,lambda); |
---|
| 950 | |
---|
| 951 | // delta = testPAIenergyLoss.GetStepEnergyLoss(colDist); |
---|
| 952 | |
---|
| 953 | delta = testPAIenergyLoss.GetStepEnergyLoss(step); |
---|
| 954 | |
---|
| 955 | // delta1 = testPAIenergyLoss.GetStepEnergyLoss(step); |
---|
| 956 | // delta2 = testPAIenergyLoss.GetStepEnergyLoss(step); |
---|
| 957 | // delta3 = testPAIenergyLoss.GetStepEnergyLoss(step); |
---|
| 958 | |
---|
| 959 | // delta = alphaCrossTalk*delta1 + |
---|
| 960 | // delta2 + alphaCrossTalk*delta3 - betaS; |
---|
| 961 | |
---|
| 962 | for(iLoss=0;iLoss<50;iLoss++) |
---|
| 963 | { |
---|
| 964 | if(delta <= energyLoss[iLoss]) break; |
---|
| 965 | } |
---|
| 966 | spectrum[iLoss-1]++; |
---|
| 967 | } |
---|
| 968 | G4int sumStat = 0; |
---|
| 969 | for(iLoss=0;iLoss<49;iLoss++) // without last bin |
---|
| 970 | { |
---|
| 971 | sumStat += spectrum[iLoss]; |
---|
| 972 | if( sumStat > tmRatio*iStatMax ) break; |
---|
| 973 | } |
---|
| 974 | if(iLoss == 50) iLoss--; |
---|
| 975 | iMPLoss = iLoss; |
---|
| 976 | G4double meanLoss = 0.0; |
---|
| 977 | maxSpectrum = 0; |
---|
| 978 | |
---|
| 979 | for(iLoss=0;iLoss<iMPLoss;iLoss++) // without last bin |
---|
| 980 | { |
---|
| 981 | // fileOut<<energyLoss[iLoss]/keV<<"\t\t"<<spectrum[iLoss]<<G4endl; |
---|
| 982 | // G4cout<<energyLoss[iLoss]/keV<<"\t\t"<<spectrum[iLoss]<<G4endl; |
---|
| 983 | |
---|
| 984 | meanLoss += energyLoss[iLoss]*spectrum[iLoss]; |
---|
| 985 | |
---|
| 986 | if( spectrum[iLoss] > maxSpectrum ) |
---|
| 987 | { |
---|
| 988 | maxSpectrum = spectrum[iLoss] ; |
---|
| 989 | mpLoss = energyLoss[iLoss]; |
---|
| 990 | iMax = iLoss; |
---|
| 991 | } |
---|
| 992 | } |
---|
| 993 | mpSum = 0.; |
---|
| 994 | mpStat = 0; |
---|
| 995 | for(iLoss = iMax-5;iLoss<=iMax+5;iLoss++) |
---|
| 996 | { |
---|
| 997 | mpSum += energyLoss[iLoss]*spectrum[iLoss]; |
---|
| 998 | mpStat += spectrum[iLoss]; |
---|
| 999 | } |
---|
| 1000 | mpLoss = mpSum/mpStat; |
---|
| 1001 | mpLoss /= keV; |
---|
| 1002 | meanLoss /= keV*sumStat; |
---|
| 1003 | meanDelta[kGamma] = meanLoss; |
---|
| 1004 | mpDelta[kGamma] = mpLoss; |
---|
| 1005 | |
---|
| 1006 | if(kGamma > 0) |
---|
| 1007 | { |
---|
| 1008 | rrMP[kGamma] = mpLoss/mpDelta[0]; |
---|
| 1009 | G4cout<<kGamma<<"\t"<<gamma<<"\t"<<rrMP[kGamma]<<"\t"<<mpLoss<<G4endl; |
---|
| 1010 | // outFile<<gamma<<"\t"<<rrMP[kGamma]<<G4endl; |
---|
| 1011 | fileWrite1<<gamma<<"\t"<<rrMP[kGamma]<<G4endl; |
---|
| 1012 | } |
---|
| 1013 | |
---|
| 1014 | // gamma *= 1.5; |
---|
| 1015 | } |
---|
| 1016 | G4cout<<G4endl; |
---|
| 1017 | outFile<<G4endl; |
---|
| 1018 | } |
---|
| 1019 | |
---|
| 1020 | return EXIT_SUCCESS; |
---|
| 1021 | |
---|
| 1022 | } |
---|
| 1023 | |
---|
| 1024 | |
---|
| 1025 | |
---|
| 1026 | |
---|
| 1027 | |
---|
| 1028 | |
---|
| 1029 | |
---|
| 1030 | |
---|
| 1031 | |
---|
| 1032 | |
---|