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>> 25 //
>> 26 // $Id: G4IonisParamMat.hh 106243 2017-09-26 01:56:43Z gcosmo $
>> 27 //
25 28
26 // class description 29 // class description
27 // 30 //
28 // The class contains few (physical) quantitie 31 // The class contains few (physical) quantities related to the Ionisation
29 // process, for a material defined by its poin 32 // process, for a material defined by its pointer G4Material*
30 // 33 //
>> 34
>> 35 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo....
>> 36
31 // 09-07-98: data moved from G4Material (mma) 37 // 09-07-98: data moved from G4Material (mma)
32 // 09-03-01: copy constructor and assignement 38 // 09-03-01: copy constructor and assignement operator in public (mma)
33 // 28-10-02: add setMeanExcitationEnergy (V.Iv 39 // 28-10-02: add setMeanExcitationEnergy (V.Ivanchenko)
34 // 27-09-07: add computation of parameters for 40 // 27-09-07: add computation of parameters for ions (V.Ivanchenko)
35 // 04-03-08: add fBirks constant (mma) 41 // 04-03-08: add fBirks constant (mma)
36 // 16-01-19, add exact computation of the dens << 42
>> 43 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo....
37 44
38 #ifndef G4IonisParamMat_HH 45 #ifndef G4IonisParamMat_HH
39 #define G4IonisParamMat_HH 46 #define G4IonisParamMat_HH
40 47
41 #include "G4DensityEffectCalculator.hh" <<
42 #include "G4ios.hh" 48 #include "G4ios.hh"
43 #include "globals.hh" 49 #include "globals.hh"
>> 50 #include "G4Log.hh"
>> 51 #include "G4Exp.hh"
>> 52 #include "G4Threading.hh"
44 53
45 class G4Material; << 54 class G4Material; // forward declaration
46 class G4DensityEffectData; 55 class G4DensityEffectData;
47 56
48 class G4IonisParamMat << 57 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo....
>> 58
>> 59 class G4IonisParamMat // with description
49 { 60 {
50 public: << 61 public:
51 G4IonisParamMat(const G4Material*); << 62
>> 63 G4IonisParamMat(const G4Material*);
52 ~G4IonisParamMat(); 64 ~G4IonisParamMat();
53 G4IonisParamMat& operator=(const G4IonisPara <<
54 G4IonisParamMat(const G4IonisParamMat&) = de <<
55 65
56 // parameters for mean energy loss calculati 66 // parameters for mean energy loss calculation:
57 inline G4double GetMeanExcitationEnergy() co << 67 inline
58 << 68 G4double GetMeanExcitationEnergy() const {return fMeanExcitationEnergy;};
59 void SetMeanExcitationEnergy(G4double value) <<
60 G4double FindMeanExcitationEnergy(const G4Ma <<
61 69
62 inline G4double GetLogMeanExcEnergy() const << 70 void SetMeanExcitationEnergy(G4double value);
63 inline G4double* GetShellCorrectionVector() << 71 G4double FindMeanExcitationEnergy(const G4Material*) const;
64 inline G4double GetTaul() const { return fTa <<
65 72
>> 73 inline
>> 74 G4double GetLogMeanExcEnergy() const {return fLogMeanExcEnergy;};
>> 75 inline
>> 76 G4double* GetShellCorrectionVector() const {return fShellCorrectionVector;};
>> 77 inline
>> 78 G4double GetTaul() const {return fTaul;};
>> 79
66 // parameters of the density correction: 80 // parameters of the density correction:
67 inline G4double GetPlasmaEnergy() const { re << 81 inline
68 inline G4double GetAdjustmentFactor() const << 82 G4double GetPlasmaEnergy() const {return fPlasmaEnergy;};
69 inline G4double GetCdensity() const { return << 83 inline
70 inline G4double GetMdensity() const { return << 84 G4double GetAdjustmentFactor() const {return fAdjustmentFactor;};
71 inline G4double GetAdensity() const { return << 85 inline
72 inline G4double GetX0density() const { retur << 86 G4double GetCdensity() const {return fCdensity;};
73 inline G4double GetX1density() const { retur << 87 inline
74 inline G4double GetD0density() const { retur << 88 G4double GetMdensity() const {return fMdensity;};
>> 89 inline
>> 90 G4double GetAdensity() const {return fAdensity;};
>> 91 inline
>> 92 G4double GetX0density() const {return fX0density;};
>> 93 inline
>> 94 G4double GetX1density() const {return fX1density;};
>> 95 inline
>> 96 G4double GetD0density() const {return fD0density;};
75 97
76 // user defined density correction parameter 98 // user defined density correction parameterisation
77 void SetDensityEffectParameters( << 99 void SetDensityEffectParameters(G4double cd, G4double md, G4double ad,
78 G4double cd, G4double md, G4double ad, G4d << 100 G4double x0, G4double x1, G4double d0);
79 101
80 // defined density correction parameterisati 102 // defined density correction parameterisation via base material
81 void SetDensityEffectParameters(const G4Mate 103 void SetDensityEffectParameters(const G4Material* bmat);
82 << 104
83 void ComputeDensityEffectOnFly(G4bool); <<
84 <<
85 inline G4DensityEffectCalculator* GetDensity <<
86 { <<
87 return fDensityEffectCalc; <<
88 } <<
89 <<
90 // compute density correction as a function 105 // compute density correction as a function of the kinematic variable
91 // x = log10(beta*gamma) using parameterisat << 106 // x = log10(beta*gamma)
92 inline G4double DensityCorrection(G4double x << 107 inline G4double DensityCorrection(G4double x);
93 { <<
94 return (nullptr == fDensityEffectCalc) ? G <<
95 : f <<
96 } <<
97 <<
98 // use parameterisation <<
99 G4double GetDensityCorrection(G4double x) co <<
100 108
101 static G4DensityEffectData* GetDensityEffect 109 static G4DensityEffectData* GetDensityEffectData();
102 110
103 // parameters of the energy loss fluctuation 111 // parameters of the energy loss fluctuation model:
104 inline G4double GetF1fluct() const { return << 112 inline
105 inline G4double GetF2fluct() const { return << 113 G4double GetF1fluct() const {return fF1fluct;};
106 inline G4double GetEnergy1fluct() const { re << 114 inline
107 inline G4double GetLogEnergy1fluct() const { << 115 G4double GetF2fluct() const {return fF2fluct;};
108 inline G4double GetEnergy2fluct() const { re << 116 inline
109 inline G4double GetLogEnergy2fluct() const { << 117 G4double GetEnergy1fluct() const {return fEnergy1fluct;};
110 inline G4double GetEnergy0fluct() const { re << 118 inline
111 inline G4double GetRateionexcfluct() const { << 119 G4double GetLogEnergy1fluct() const {return fLogEnergy1fluct;};
>> 120 inline
>> 121 G4double GetEnergy2fluct() const {return fEnergy2fluct;};
>> 122 inline
>> 123 G4double GetLogEnergy2fluct() const {return fLogEnergy2fluct;};
>> 124 inline
>> 125 G4double GetEnergy0fluct() const {return fEnergy0fluct;};
>> 126 inline
>> 127 G4double GetRateionexcfluct() const {return fRateionexcfluct;};
112 128
113 // parameters for ion corrections computatio 129 // parameters for ion corrections computations
114 inline G4double GetZeffective() const { retu << 130 inline
115 inline G4double GetFermiEnergy() const { ret << 131 G4double GetZeffective() const {return fZeff;};
116 inline G4double GetLFactor() const { return << 132 inline
117 inline G4double GetInvA23() const { return f << 133 G4double GetFermiEnergy() const {return fFermiEnergy;};
118 << 134 inline
>> 135 G4double GetLFactor() const {return fLfactor;};
>> 136 inline
>> 137 G4double GetInvA23() const {return fInvA23;};
>> 138
119 // parameters for Birks attenuation: 139 // parameters for Birks attenuation:
120 inline void SetBirksConstant(G4double value) << 140 inline
121 inline G4double GetBirksConstant() const { r << 141 void SetBirksConstant(G4double value) {fBirks = value;};
>> 142 inline
>> 143 G4double GetBirksConstant() const {return fBirks;};
>> 144
>> 145 // parameters for average energy per ion
>> 146 inline
>> 147 void SetMeanEnergyPerIonPair(G4double value) {fMeanEnergyPerIon = value;};
>> 148 inline
>> 149 G4double GetMeanEnergyPerIonPair() const {return fMeanEnergyPerIon;};
>> 150
>> 151 G4IonisParamMat(__void__&);
>> 152 // Fake default constructor for usage restricted to direct object
>> 153 // persistency for clients requiring preallocation of memory for
>> 154 // persistifiable objects.
122 155
123 // parameters for average energy per ion << 156 private:
124 inline void SetMeanEnergyPerIonPair(G4double << 157
125 inline G4double GetMeanEnergyPerIonPair() co <<
126 <<
127 // parameter for sampling of positron annihi <<
128 inline void SetOrtoPositroniumFraction(G4dou <<
129 inline G4double GetOrtoPositroniumFraction() <<
130 <<
131 <<
132 // operators <<
133 G4bool operator==(const G4IonisParamMat&) co <<
134 G4bool operator!=(const G4IonisParamMat&) co <<
135 <<
136 private: <<
137 // Compute mean parameters : ExcitationEnerg 158 // Compute mean parameters : ExcitationEnergy,Shell corretion vector ...
138 void ComputeMeanParameters(); 159 void ComputeMeanParameters();
139 160
140 // Compute parameters for the density effect 161 // Compute parameters for the density effect
141 void ComputeDensityEffectParameters(); << 162 void ComputeDensityEffect();
142 163
143 // Compute parameters for the energy fluctua 164 // Compute parameters for the energy fluctuation model
144 void ComputeFluctModel(); 165 void ComputeFluctModel();
145 166
146 // Compute parameters for ion parameterizati 167 // Compute parameters for ion parameterizations
147 void ComputeIonParameters(); 168 void ComputeIonParameters();
148 169
>> 170 // operators
>> 171 G4IonisParamMat& operator=(const G4IonisParamMat&) = delete;
>> 172 G4int operator==(const G4IonisParamMat&) const = delete;
>> 173 G4int operator!=(const G4IonisParamMat&) const = delete;
>> 174 G4IonisParamMat(const G4IonisParamMat&) = delete;
>> 175
149 // 176 //
150 // data members 177 // data members
151 // 178 //
152 const G4Material* fMaterial; // this materi << 179 const G4Material* fMaterial; // this material
153 <<
154 G4DensityEffectCalculator* fDensityEffectCal <<
155 G4double* fShellCorrectionVector; // shell <<
156 180
157 // parameters for mean energy loss calculati 181 // parameters for mean energy loss calculation
158 G4double fMeanExcitationEnergy; // << 182 G4double fMeanExcitationEnergy; //
159 G4double fLogMeanExcEnergy; // << 183 G4double fLogMeanExcEnergy; //
160 G4double fTaul; // lower limit of Bethe-Blo << 184 G4double* fShellCorrectionVector; // shell correction coefficients
>> 185 G4double fTaul; // lower limit of Bethe-Bloch formula
161 186
162 // parameters of the density correction 187 // parameters of the density correction
163 G4double fCdensity; // mat.constant << 188 G4double fCdensity; // mat.constant
164 G4double fMdensity; // exponent << 189 G4double fMdensity; // exponent
165 G4double fAdensity; // << 190 G4double fAdensity; //
166 G4double fX0density; // << 191 G4double fX0density; //
167 G4double fX1density; // << 192 G4double fX1density; //
168 G4double fD0density; 193 G4double fD0density;
169 194
170 G4double fPlasmaEnergy; 195 G4double fPlasmaEnergy;
171 G4double fAdjustmentFactor; 196 G4double fAdjustmentFactor;
172 197
173 // parameters of the energy loss fluctuation 198 // parameters of the energy loss fluctuation model
174 G4double fF1fluct; << 199 G4double fF1fluct;
175 G4double fF2fluct; << 200 G4double fF2fluct;
176 G4double fEnergy1fluct; 201 G4double fEnergy1fluct;
177 G4double fLogEnergy1fluct; 202 G4double fLogEnergy1fluct;
178 G4double fEnergy2fluct; 203 G4double fEnergy2fluct;
179 G4double fLogEnergy2fluct; 204 G4double fLogEnergy2fluct;
180 G4double fEnergy0fluct; 205 G4double fEnergy0fluct;
181 G4double fRateionexcfluct; 206 G4double fRateionexcfluct;
182 207
183 // parameters for ion corrections computatio 208 // parameters for ion corrections computations
184 G4double fZeff; 209 G4double fZeff;
185 G4double fFermiEnergy; 210 G4double fFermiEnergy;
186 G4double fLfactor; 211 G4double fLfactor;
187 G4double fInvA23; 212 G4double fInvA23;
188 << 213
189 // parameter for Birks attenuation 214 // parameter for Birks attenuation
190 G4double fBirks; 215 G4double fBirks;
191 // average energy per ion pair 216 // average energy per ion pair
192 G4double fMeanEnergyPerIon; 217 G4double fMeanEnergyPerIon;
193 G4double twoln10; <<
194 // parameter for sampling of positron annihi <<
195 G4double fOrtoPositroniumFraction{0.035}; <<
196 218
197 // static data created only once 219 // static data created only once
198 static G4DensityEffectData* fDensityData; 220 static G4DensityEffectData* fDensityData;
>> 221 G4double twoln10;
>> 222 #ifdef G4MULTITHREADED
>> 223 static G4Mutex ionisMutex;
>> 224 #endif
199 }; 225 };
>> 226
>> 227 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo....
>> 228
>> 229 inline G4double G4IonisParamMat::DensityCorrection(G4double x)
>> 230 {
>> 231 // x = log10(beta*gamma)
>> 232 G4double y = 0.0;
>> 233 if(x < fX0density) {
>> 234 if(fD0density > 0.0) { y = fD0density*G4Exp(twoln10*(x - fX0density)); }
>> 235 } else if(x >= fX1density) { y = twoln10*x - fCdensity; }
>> 236 else {y = twoln10*x - fCdensity + fAdensity*G4Exp(G4Log(fX1density - x)*fMdensity);}
>> 237 return y;
>> 238 }
200 239
201 #endif 240 #endif
202 241