| Geant4 Cross Reference |
1 // 1
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17 // *
18 // * This code implementation is the result
19 // * technical work of the GEANT4 collaboratio
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24 // *******************************************
25 //
26 //////////////////////////////////////////////
27 //
28 // Rough model describing a gamma function dis
29 // transition radiation. XTR is considered to
30 // Thicknesses of plates and gas gaps are dist
31 // distribution. x are thicknesses of plates o
32 //
33 // p(x) = (alpha/<x>)^alpha * x^(alpha-1) * st
34 //
35 // G(alpha) is Euler's gamma function.
36 // Plates have mean <x> = fPlateThick > 0 and
37 // Gas gaps have mean <x> = fGasThick > 0 and
38 // We suppose that:
39 // formation zone ~ mean thickness << absorpti
40 // for each material and in the range 1-100 ke
41 // interference effects in radiator stack (Get
42 //
43 // History:
44 //
45 // 03.10.05 V. Grichine, first version
46 //
47
48 #ifndef G4XTRGammaRadModel_h
49 #define G4XTRGammaRadModel_h 1
50
51 #include "G4LogicalVolume.hh"
52 #include "G4Material.hh"
53 #include "G4VXTRenergyLoss.hh"
54
55 class G4XTRGammaRadModel : public G4VXTRenergy
56 {
57 public:
58 explicit G4XTRGammaRadModel(G4LogicalVolume*
59 G4Material*, G4M
60 G4int,
61 const G4String&
62 ~G4XTRGammaRadModel();
63
64 void ProcessDescription(std::ostream&) const
65 void DumpInfo() const override { ProcessDesc
66
67 G4double GetStackFactor(G4double energy, G4d
68 G4double varAngle) o
69 };
70
71 #endif
72