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26 26
27 #ifndef G4ASTARStopping_h 27 #ifndef G4ASTARStopping_h
28 #define G4ASTARStopping_h 1 28 #define G4ASTARStopping_h 1
29 29
30 //-------------------------------------------- 30 //---------------------------------------------------------------------------
31 // 31 //
32 // ClassName: G4ASTARStopping 32 // ClassName: G4ASTARStopping
33 // 33 //
34 // Description: Data on stopping power 34 // Description: Data on stopping power
35 // 35 //
36 // Author: Anton Ivantchenko 21.04.2006 36 // Author: Anton Ivantchenko 21.04.2006
37 // 37 //
38 // Organisation: QinetiQ Ltd, UK 38 // Organisation: QinetiQ Ltd, UK
39 // Customer: ESA/ESTEC, NOORDWIJK 39 // Customer: ESA/ESTEC, NOORDWIJK
40 // Contract: CSMAN-5288 40 // Contract: CSMAN-5288
41 // 41 //
42 // Modifications: 42 // Modifications:
43 // 43 //
44 //-------------------------------------------- 44 //----------------------------------------------------------------------------
45 // 45 //
46 // Class Description: 46 // Class Description:
47 // 47 //
48 // Data on Stopping Powers of the He atoms fro 48 // Data on Stopping Powers of the He atoms from the NIST Data Base
49 // http://physics.nist.gov/PhysRefData/STAR/Te 49 // http://physics.nist.gov/PhysRefData/STAR/Text/ASTAR.html
50 // 50 //
51 // Current ASTAR database is available via url 51 // Current ASTAR database is available via url:
52 // http://physics.nist.gov/PhysRefData/Star/Te 52 // http://physics.nist.gov/PhysRefData/Star/Text/ASTAR.html
53 53
54 //....oooOO0OOooo........oooOO0OOooo........oo 54 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
55 55
56 #include "globals.hh" 56 #include "globals.hh"
57 #include "G4Material.hh" 57 #include "G4Material.hh"
58 #include "G4PhysicsFreeVector.hh" 58 #include "G4PhysicsFreeVector.hh"
59 #include <vector> 59 #include <vector>
60 60
61 class G4ASTARStopping 61 class G4ASTARStopping
62 { 62 {
63 public: 63 public:
64 64
65 explicit G4ASTARStopping(); 65 explicit G4ASTARStopping();
66 66
67 ~G4ASTARStopping(); 67 ~G4ASTARStopping();
68 68
69 void Initialise(); 69 void Initialise();
70 70
71 inline G4int GetIndex(const G4Material*) con 71 inline G4int GetIndex(const G4Material*) const;
72 72
73 inline G4int GetIndex(const G4String&) const 73 inline G4int GetIndex(const G4String&) const;
74 74
75 inline G4double GetElectronicDEDX(G4int idx, 75 inline G4double GetElectronicDEDX(G4int idx, G4double energy) const;
76 76
77 inline G4double GetElectronicDEDX(const G4Ma 77 inline G4double GetElectronicDEDX(const G4Material*, G4double energy) const;
78 78
79 // hide assignment operator 79 // hide assignment operator
80 G4ASTARStopping & operator=(const G4ASTARSto 80 G4ASTARStopping & operator=(const G4ASTARStopping &right) = delete;
81 G4ASTARStopping(const G4ASTARStopping&) = d 81 G4ASTARStopping(const G4ASTARStopping&) = delete;
82 82
83 private: 83 private:
84 84
85 void AddData(const G4float* ss, const G4Mate 85 void AddData(const G4float* ss, const G4Material*);
86 86
87 void FindData(G4int idx, const G4Material*); 87 void FindData(G4int idx, const G4Material*);
88 88
89 void PrintWarning(G4int idx) const; 89 void PrintWarning(G4int idx) const;
90 90
91 G4int nvectors; 91 G4int nvectors;
92 G4double emin; 92 G4double emin;
93 std::vector<const G4Material*> materials; 93 std::vector<const G4Material*> materials;
94 std::vector<G4PhysicsFreeVector*> sdata; 94 std::vector<G4PhysicsFreeVector*> sdata;
95 }; 95 };
96 96
97 //....oooOO0OOooo........oooOO0OOooo........oo 97 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
98 98
99 inline G4int G4ASTARStopping::GetIndex(const G 99 inline G4int G4ASTARStopping::GetIndex(const G4Material* mat) const
100 { 100 {
101 G4int idx = -1; 101 G4int idx = -1;
102 for (G4int i=0; i<nvectors; ++i) { 102 for (G4int i=0; i<nvectors; ++i) {
103 if (mat == materials[i]) { 103 if (mat == materials[i]) {
104 idx = i; 104 idx = i;
105 break; 105 break;
106 } 106 }
107 } 107 }
108 return idx; 108 return idx;
109 } 109 }
110 110
111 //....oooOO0OOooo........oooOO0OOooo........oo 111 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
112 112
113 inline G4int G4ASTARStopping::GetIndex(const G 113 inline G4int G4ASTARStopping::GetIndex(const G4String& nam) const
114 { 114 {
115 G4int idx = -1; 115 G4int idx = -1;
116 for (G4int i=0; i<nvectors; ++i) { 116 for (G4int i=0; i<nvectors; ++i) {
117 if (nam == materials[i]->GetName()) { 117 if (nam == materials[i]->GetName()) {
118 idx = i; 118 idx = i;
119 break; 119 break;
120 } 120 }
121 } 121 }
122 return idx; 122 return idx;
123 } 123 }
124 124
125 //....oooOO0OOooo........oooOO0OOooo........oo 125 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
126 126
127 inline G4double 127 inline G4double
128 G4ASTARStopping::GetElectronicDEDX(G4int idx, 128 G4ASTARStopping::GetElectronicDEDX(G4int idx, G4double energy) const
129 { 129 {
130 G4double res = 0.0; 130 G4double res = 0.0;
131 if (idx<0 || idx >= nvectors) { PrintWarning 131 if (idx<0 || idx >= nvectors) { PrintWarning(idx); }
132 if(energy < emin) { res = (*(sdata[idx]))[0] 132 if(energy < emin) { res = (*(sdata[idx]))[0]*std::sqrt(energy/emin); }
133 else { res = sdata[idx]->Value( 133 else { res = sdata[idx]->Value(energy); }
134 return res; 134 return res;
135 } 135 }
136 136
137 //....oooOO0OOooo........oooOO0OOooo........oo 137 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
138 138
139 inline G4double 139 inline G4double
140 G4ASTARStopping::GetElectronicDEDX(const G4Mat 140 G4ASTARStopping::GetElectronicDEDX(const G4Material* mat, G4double energy) const
141 { 141 {
142 return GetElectronicDEDX(GetIndex(mat), ener 142 return GetElectronicDEDX(GetIndex(mat), energy);
143 } 143 }
144 144
145 //....oooOO0OOooo........oooOO0OOooo........oo 145 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
146 146
147 #endif 147 #endif
148 148