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G4Hydrogen.cc
Go to the documentation of this file.
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//
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// ********************************************************************
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// * License and Disclaimer *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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// $Id: G4Hydrogen.cc 85244 2014-10-27 08:24:13Z gcosmo $
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//
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// Author: Mathieu Karamitors
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//
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// History:
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// -----------
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// 10 Oct 2011 M.Karamitros created
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//
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// -------------------------------------------------------------------
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#include "
G4Hydrogen.hh
"
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#include "
G4PhysicalConstants.hh
"
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#include "
G4SystemOfUnits.hh
"
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#include "
G4ParticleTable.hh
"
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// ######################################################################
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// ### Hydrogen ###
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// ######################################################################
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G4Hydrogen
*
G4Hydrogen::theInstance
= 0;
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G4Hydrogen
*
G4Hydrogen::Definition
()
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{
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if
(
theInstance
!= 0)
return
theInstance
;
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const
G4String
name
=
"H"
;
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// search in particle table]
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G4ParticleTable
* pTable =
G4ParticleTable::GetParticleTable
();
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G4ParticleDefinition
* anInstance = pTable->
FindParticle
(name);
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if
(anInstance == 0)
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{
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// create molecule
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//
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// G4MoleculeDefinition(const G4String& name,
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// G4double mass,
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// G4double diffCoeff,
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// G4int charge = 0,
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// G4int electronicLevels = 0,
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// G4double radius = -1,
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// G4int atomsNumber = -1,
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// G4double lifetime = -1,
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// G4String aType = "",
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// G4FakeParticleID ID = G4FakeParticleID::Create()
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// );
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G4double
mass = 1.0079 *
g
/ Avogadro * c_squared;
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anInstance =
new
G4MoleculeDefinition
(name, mass, 7e-9 * (
m
*
m
/
s
), 0,
// charge
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1,
// number of occupancies
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0.5 *
angstrom
);
//radius has to be checked
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((
G4MoleculeDefinition
*) anInstance)->SetLevelOccupation(0, 1);
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((
G4MoleculeDefinition
*) anInstance)->SetFormatedName(
"H"
);
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}
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theInstance
=
reinterpret_cast<
G4Hydrogen
*
>
(anInstance);
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return
theInstance
;
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}
G4Hydrogen::theInstance
static G4Hydrogen * theInstance
Definition:
G4Hydrogen.hh:62
G4ParticleTable::FindParticle
G4ParticleDefinition * FindParticle(G4int PDGEncoding)
Definition:
G4ParticleTable.cc:544
G4Hydrogen.hh
name
G4String name
Definition:
TRTMaterials.hh:40
G4ParticleDefinition
Definition:
G4ParticleDefinition.hh:111
G4MoleculeDefinition
Definition:
G4MoleculeDefinition.hh:76
s
static const double s
Definition:
G4SIunits.hh:150
G4ParticleTable.hh
G4ParticleTable
Definition:
G4ParticleTable.hh:65
G4PhysicalConstants.hh
G4Hydrogen
Definition:
G4Hydrogen.hh:59
G4MoleculeDefinition::G4MoleculeDefinition
G4MoleculeDefinition()
G4ParticleTable::GetParticleTable
static G4ParticleTable * GetParticleTable()
Definition:
G4ParticleTable.cc:96
g
static const double g
Definition:
G4SIunits.hh:162
m
static const double m
Definition:
G4SIunits.hh:110
G4double
double G4double
Definition:
G4Types.hh:76
G4SystemOfUnits.hh
G4String
Definition:
G4String.hh:45
G4Hydrogen::Definition
static G4Hydrogen * Definition()
Definition:
G4Hydrogen.cc:46
angstrom
static const double angstrom
Definition:
G4SIunits.hh:92
geant4.10.01.p02
source
processes
electromagnetic
dna
molecules
types
src
G4Hydrogen.cc
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