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25 // 25 //
>> 26 // $Id: G4eIonisationCrossSectionHandler.cc,v 1.11 2006/06/29 19:42:00 gunter Exp $
>> 27 // GEANT4 tag $Name: geant4-08-01-patch-01 $
26 // 28 //
27 // ------------------------------------------- 29 // -------------------------------------------------------------------
28 // 30 //
29 // GEANT4 Class file 31 // GEANT4 Class file
30 // 32 //
31 // 33 //
32 // File name: G4eIonisationCrossSectionHan 34 // File name: G4eIonisationCrossSectionHandler
33 // 35 //
34 // Author: V.Ivanchenko (Vladimir.Ivanc 36 // Author: V.Ivanchenko (Vladimir.Ivanchenko@cern.ch)
35 // 37 //
36 // Creation date: 25 Sept 2001 38 // Creation date: 25 Sept 2001
37 // 39 //
38 // Modifications: 40 // Modifications:
39 // 10 Oct 2001 M.G. Pia Revision to impro 41 // 10 Oct 2001 M.G. Pia Revision to improve code quality and consistency with design
40 // 19 Jul 2002 VI Create composite 42 // 19 Jul 2002 VI Create composite data set for material
41 // 21 Jan 2003 V.Ivanchenko Cut per region 43 // 21 Jan 2003 V.Ivanchenko Cut per region
42 // 28 Jan 2009 L.Pandola Added public meth <<
43 // G4LowEnergyIonisa <<
44 // 15 Jul 2009 Nicolas A. Karakatsanis <<
45 // <<
46 // - BuildCrossSecti <<
47 // logarithmic val <<
48 // It retrieves th <<
49 // respective log <<
50 // The EM data set <<
51 // These initializ <<
52 // operations <<
53 // <<
54 // <<
55 // 44 //
56 // ------------------------------------------- 45 // -------------------------------------------------------------------
57 46
58 #include "G4eIonisationCrossSectionHandler.hh" 47 #include "G4eIonisationCrossSectionHandler.hh"
59 #include "G4SystemOfUnits.hh" <<
60 #include "G4VEnergySpectrum.hh" 48 #include "G4VEnergySpectrum.hh"
61 #include "G4DataVector.hh" 49 #include "G4DataVector.hh"
62 #include "G4CompositeEMDataSet.hh" 50 #include "G4CompositeEMDataSet.hh"
63 #include "G4VDataSetAlgorithm.hh" 51 #include "G4VDataSetAlgorithm.hh"
64 #include "G4LinLogLogInterpolation.hh" 52 #include "G4LinLogLogInterpolation.hh"
65 #include "G4SemiLogInterpolation.hh" 53 #include "G4SemiLogInterpolation.hh"
66 #include "G4VEMDataSet.hh" 54 #include "G4VEMDataSet.hh"
67 #include "G4EMDataSet.hh" 55 #include "G4EMDataSet.hh"
68 #include "G4Material.hh" 56 #include "G4Material.hh"
69 #include "G4ProductionCutsTable.hh" 57 #include "G4ProductionCutsTable.hh"
70 58
71 //....oooOO0OOooo........oooOO0OOooo........oo << 59
72 G4eIonisationCrossSectionHandler::G4eIonisati << 60 G4eIonisationCrossSectionHandler::G4eIonisationCrossSectionHandler(
73 const G4VEnergySpectrum* spec, G4VDataSetA 61 const G4VEnergySpectrum* spec, G4VDataSetAlgorithm* alg,
74 G4double emin, G4double emax, G4int nbin) 62 G4double emin, G4double emax, G4int nbin)
75 : G4VCrossSectionHandler(), 63 : G4VCrossSectionHandler(),
76 theParam(spec),verbose(0) << 64 theParam(spec)
77 { 65 {
78 G4VCrossSectionHandler::Initialise(alg, emin 66 G4VCrossSectionHandler::Initialise(alg, emin, emax, nbin);
79 interp = new G4LinLogLogInterpolation(); 67 interp = new G4LinLogLogInterpolation();
80 } 68 }
81 69
82 //....oooOO0OOooo........oooOO0OOooo........oo <<
83 70
84 G4eIonisationCrossSectionHandler::~G4eIonisati 71 G4eIonisationCrossSectionHandler::~G4eIonisationCrossSectionHandler()
85 { 72 {
86 delete interp; 73 delete interp;
87 } 74 }
88 75
89 //....oooOO0OOooo........oooOO0OOooo........oo <<
90 76
91 std::vector<G4VEMDataSet*>* G4eIonisationCross 77 std::vector<G4VEMDataSet*>* G4eIonisationCrossSectionHandler::BuildCrossSectionsForMaterials(
92 const G4DataVector& en 78 const G4DataVector& energyVector,
93 const G4DataVector* en 79 const G4DataVector* energyCuts)
94 { 80 {
>> 81 G4int verbose = 0;
95 std::vector<G4VEMDataSet*>* set = new std::v 82 std::vector<G4VEMDataSet*>* set = new std::vector<G4VEMDataSet*>;
96 83
97 G4DataVector* energies; 84 G4DataVector* energies;
98 G4DataVector* cs; 85 G4DataVector* cs;
99 << 86 G4int nOfBins = energyVector.size();
100 G4DataVector* log_energies; <<
101 G4DataVector* log_cs; <<
102 <<
103 std::size_t nOfBins = energyVector.size(); <<
104 87
105 const G4ProductionCutsTable* theCoupleTable= 88 const G4ProductionCutsTable* theCoupleTable=
106 G4ProductionCutsTable::GetProductionCu 89 G4ProductionCutsTable::GetProductionCutsTable();
107 G4int numOfCouples = (G4int)theCoupleTable-> << 90 size_t numOfCouples = theCoupleTable->GetTableSize();
108 91
109 for (G4int mLocal=0; mLocal<numOfCouples; ++ << 92 for (size_t m=0; m<numOfCouples; m++) {
110 93
111 const G4MaterialCutsCouple* couple = theCo << 94 const G4MaterialCutsCouple* couple = theCoupleTable->GetMaterialCutsCouple(m);
112 const G4Material* material= couple->GetMat 95 const G4Material* material= couple->GetMaterial();
113 const G4ElementVector* elementVector = mat 96 const G4ElementVector* elementVector = material->GetElementVector();
114 const G4double* nAtomsPerVolume = material 97 const G4double* nAtomsPerVolume = material->GetAtomicNumDensityVector();
115 G4int nElements = (G4int)material->GetNumb << 98 G4int nElements = material->GetNumberOfElements();
116 99
117 if(verbose > 0) << 100 if(verbose > 0) {
118 { << 101 G4cout << "eIonisation CS for " << m << "th material "
119 G4cout << "eIonisation CS for " << mLocal << << 102 << material->GetName()
120 << material->GetName() << 103 << " eEl= " << nElements << G4endl;
121 << " eEl= " << nElements << G4endl; << 104 }
122 } <<
123 105
124 G4double tcut = (*energyCuts)[mLocal]; << 106 G4double tcut = (*energyCuts)[m];
125 107
126 G4VDataSetAlgorithm* algo = interp->Clone( 108 G4VDataSetAlgorithm* algo = interp->Clone();
127 G4VEMDataSet* setForMat = new G4CompositeE 109 G4VEMDataSet* setForMat = new G4CompositeEMDataSet(algo,1.,1.);
128 110
129 for (G4int i=0; i<nElements; ++i) { << 111 for (G4int i=0; i<nElements; i++) {
130 112
131 G4int Z = (G4int) (*elementVector)[i]->G 113 G4int Z = (G4int) (*elementVector)[i]->GetZ();
132 G4int nShells = NumberOfComponents(Z); 114 G4int nShells = NumberOfComponents(Z);
133 <<
134 energies = new G4DataVector; 115 energies = new G4DataVector;
135 cs = new G4DataVector; 116 cs = new G4DataVector;
136 <<
137 log_energies = new G4DataVector; <<
138 log_cs = new G4DataVector; <<
139 <<
140 G4double density = nAtomsPerVolume[i]; 117 G4double density = nAtomsPerVolume[i];
141 118
142 for (std::size_t bin=0; bin<nOfBins; ++b << 119 for (G4int bin=0; bin<nOfBins; bin++) {
143 120
144 G4double e = energyVector[bin]; 121 G4double e = energyVector[bin];
145 energies->push_back(e); 122 energies->push_back(e);
146 log_energies->push_back(std::log10(e)) <<
147 G4double value = 0.0; 123 G4double value = 0.0;
148 G4double log_value = -300; <<
149 124
150 if(e > tcut) { 125 if(e > tcut) {
151 for (G4int n=0; n<nShells; n++) { 126 for (G4int n=0; n<nShells; n++) {
152 G4double cross = FindValue(Z, e, n 127 G4double cross = FindValue(Z, e, n);
153 G4double p = theParam->Probability 128 G4double p = theParam->Probability(Z, tcut, e, e, n);
154 value += cross * p * density; 129 value += cross * p * density;
155 130
156 if(verbose>0 && mLocal == 0 && e>=1. && << 131 if(verbose>0 && m == 0 && e>=1. && e<=0.) {
157 { <<
158 G4cout << "G4eIonCrossSH: e(MeV) 132 G4cout << "G4eIonCrossSH: e(MeV)= " << e/MeV
159 << " n= " << n 133 << " n= " << n
160 << " cross= " << cross 134 << " cross= " << cross
161 << " p= " << p 135 << " p= " << p
162 << " value= " << value 136 << " value= " << value
163 << " tcut(MeV)= " << tcut 137 << " tcut(MeV)= " << tcut/MeV
164 << " rho= " << density 138 << " rho= " << density
165 << " Z= " << Z 139 << " Z= " << Z
166 << G4endl; 140 << G4endl;
167 } << 141 }
>> 142
168 } 143 }
169 if (value == 0.) value = 1e-300; <<
170 log_value = std::log10(value); <<
171 } 144 }
172 cs->push_back(value); 145 cs->push_back(value);
173 log_cs->push_back(log_value); <<
174 } 146 }
175 G4VDataSetAlgorithm* algoLocal = interp- << 147 G4VDataSetAlgorithm* algo = interp->Clone();
176 G4VEMDataSet* elSet = new G4EMDataSet(i, << 148 G4VEMDataSet* elSet = new G4EMDataSet(i,energies,cs,algo,1.,1.);
177 <<
178 setForMat->AddComponent(elSet); 149 setForMat->AddComponent(elSet);
179 } 150 }
180 set->push_back(setForMat); 151 set->push_back(setForMat);
181 } 152 }
182 153
183 return set; 154 return set;
184 } 155 }
185 156
186 //....oooOO0OOooo........oooOO0OOooo........oo <<
187 157
188 G4double G4eIonisationCrossSectionHandler::Get <<
189 G4double cutEnergy, <<
190 G4int Z) <<
191 { <<
192 G4int nShells = NumberOfComponents(Z); <<
193 G4double value = 0.; <<
194 if(energy > cutEnergy) <<
195 { <<
196 for (G4int n=0; n<nShells; ++n) { <<
197 G4double cross = FindValue(Z, energy, n); <<
198 G4double p = theParam->Probability(Z, cutEne <<
199 value += cross * p; <<
200 } <<
201 } <<
202 return value; <<
203 } <<
204 158