Geant4  10.00.p03
G4H3O.cc
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26 // $Id: G4H3O.cc 74551 2013-10-14 12:59:14Z gcosmo $
27 //
28 // Author: Mathieu Karamitors
29 //
30 // History:
31 // -----------
32 // 10 Oct 2011 M.Karamitros created
33 //
34 // -------------------------------------------------------------------
35 
36 #include "G4H3O.hh"
37 #include "G4PhysicalConstants.hh"
38 #include "G4SystemOfUnits.hh"
39 #include "G4ParticleTable.hh"
40 
41 // ######################################################################
42 // ### H3O ###
43 // ### oxonium is the usual name for H3O+ (hydronium) ###
44 // ######################################################################
45 /*G4ThreadLocal*/ G4H3O* G4H3O::theInstance = 0;
46 
48 {
49  if (theInstance !=0) return theInstance;
50  const G4String name = "H_{3}O";
51  // search in particle table]
53  G4ParticleDefinition* anInstance = pTable->FindParticle(name);
54  if (anInstance ==0)
55  {
56  // Create molecule
57  // G4MoleculeDefinition(G4String name,
58  // G4double mass,
59  // G4int electronsNumber,
60  // G4int electronicLevels,
61  // G4double diffCoeff,
62  // G4int atomsNumber = -1,
63  // G4double radius = -1,
64  // G4double lifetime = -1,
65  // G4String aType = "",
66  // G4MoleculeID ID = G4MoleculeID::Create()
67  // );
68 
70  G4double mass = 19.02 * g/Avogadro * c_squared ;
71  anInstance = new G4MoleculeDefinition(name, mass,
72  11, 5,
73  9e-9*(m*m/s),
74  4, 0.961 * angstrom);
75 
76  ((G4MoleculeDefinition*) anInstance)->SetLevelOccupation(0);
77  ((G4MoleculeDefinition*) anInstance)->SetLevelOccupation(1);
78  ((G4MoleculeDefinition*) anInstance)->SetLevelOccupation(2,4);
79  ((G4MoleculeDefinition*) anInstance)->SetLevelOccupation(3);
80  ((G4MoleculeDefinition*) anInstance)->SetLevelOccupation(4,1);
81 
82  }
83  theInstance = reinterpret_cast<G4H3O*>(anInstance);
84  return theInstance;
85 }
G4ParticleDefinition * FindParticle(G4int PDGEncoding)
G4String name
Definition: TRTMaterials.hh:40
static const double s
Definition: G4SIunits.hh:150
static G4H3O * Definition()
Definition: G4H3O.cc:47
static G4H3O * theInstance
Definition: G4H3O.hh:53
static G4ParticleTable * GetParticleTable()
static const double g
Definition: G4SIunits.hh:162
static const double m
Definition: G4SIunits.hh:110
Definition: G4H3O.hh:50
double G4double
Definition: G4Types.hh:76
static const double angstrom
Definition: G4SIunits.hh:92