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25 // 25 //
26 ////////////////////////////////////////////// <<
27 // 26 //
28 // Process describing a straw tube radiator of << 27 //
>> 28 //
>> 29 ///////////////////////////////////////////////////////////////////////////
>> 30 //
>> 31 // Process describing a straw tube radiator of X-ray transition radiation.
29 // Thicknesses of plates and gas gaps are gamm 32 // Thicknesses of plates and gas gaps are gamma distributed.
30 // We suppose that: 33 // We suppose that:
31 // formation zone ~ mean thickness << absorpti 34 // formation zone ~ mean thickness << absorption length
32 // for each material and in the range 1-100 ke 35 // for each material and in the range 1-100 keV. This allows us to simplify
33 // interference effects in radiator stack (Get 36 // interference effects in radiator stack (GetStackFactor method).
34 // << 37 //
>> 38 //
35 // History: 39 // History:
36 // 22.04.05 V. Grichine, first version << 40 // 22.04.05 V. Grichine, first version
37 // 28.09.07, V.Ivanchenko general cleanup with 41 // 28.09.07, V.Ivanchenko general cleanup without change of algorithms
38 // 42 //
39 43
40 #ifndef G4StrawTubeXTRadiator_h 44 #ifndef G4StrawTubeXTRadiator_h
41 #define G4StrawTubeXTRadiator_h 1 45 #define G4StrawTubeXTRadiator_h 1
42 46
43 #include "globals.hh" << 47 #include <complex>
44 #include "G4LogicalVolume.hh" <<
45 #include "G4Material.hh" <<
46 #include "G4VXTRenergyLoss.hh" 48 #include "G4VXTRenergyLoss.hh"
47 49
48 class G4SandiaTable; 50 class G4SandiaTable;
49 51
50 class G4StrawTubeXTRadiator : public G4VXTRene 52 class G4StrawTubeXTRadiator : public G4VXTRenergyLoss
51 { 53 {
52 public: << 54 public:
53 explicit G4StrawTubeXTRadiator( << 55
54 G4LogicalVolume* anEnvelope, G4Material*, << 56 explicit G4StrawTubeXTRadiator (G4LogicalVolume* anEnvelope, G4Material*,
55 G4Material*, G4bool unishut = false, << 57 G4Material*, G4double,G4double,G4Material*,G4bool unishut = false,
56 const G4String& processName = "StrawTubeXT << 58 const G4String & processName = "StrawTubeXTRadiator");
57 ~G4StrawTubeXTRadiator(); << 59 virtual ~G4StrawTubeXTRadiator ();
58 60
59 // Auxiliary functions for plate/gas materia 61 // Auxiliary functions for plate/gas material parameters
60 G4double GetMediumFormationZone(G4double, G4 <<
61 void ComputeMediumPhotoAbsCof(); <<
62 G4double GetMediumLinearPhotoAbs(G4double); <<
63 G4complex GetMediumComplexFZ(G4double, G4dou <<
64 62
65 G4double GetStackFactor(G4double energy, G4d << 63 G4double GetMediumFormationZone(G4double,G4double,G4double) ;
66 G4double varAngle) o << 64 void ComputeMediumPhotoAbsCof() ;
>> 65 G4double GetMediumLinearPhotoAbs(G4double) ;
>> 66 G4complex GetMediumComplexFZ(G4double,G4double,G4double) ;
67 67
68 void ProcessDescription(std::ostream&) const << 68 // Pure virtual function from base class
69 void DumpInfo() const override { ProcessDesc << 69 G4double GetStackFactor(G4double energy, G4double gamma,
>> 70 G4double varAngle) override;
70 71
71 protected: << 72 protected:
72 G4SandiaTable* fMediumPhotoAbsCof; <<
73 73
74 G4double fSigma3; << 74 G4int fMatIndex3;
>> 75 G4double fSigma3;
75 76
76 G4int fMatIndex3; << 77 G4SandiaTable* fMediumPhotoAbsCof;
77 }; 78 };
78 79
79 #endif 80 #endif
80 81