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G4EtaPrime.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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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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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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// * *
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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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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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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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//
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// $Id: G4EtaPrime.cc 88374 2015-02-16 09:46:27Z gcosmo $
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//
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//
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// ----------------------------------------------------------------
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// GEANT 4 class implementation file
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//
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// History: first implementation, 8 June 1998 Hisaya Kurashige
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// **********************************************************************
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// New impelemenataion as an utility class M.Asai, 26 July 2004
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// ----------------------------------------------------------------------
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// Update mass (PDG2006) Oct. 11 2006 H.Kurashige
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//
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#include "
G4EtaPrime.hh
"
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#include "
G4SystemOfUnits.hh
"
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#include "
G4ParticleTable.hh
"
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#include "
G4PhaseSpaceDecayChannel.hh
"
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#include "
G4DecayTable.hh
"
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// ######################################################################
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// ### EtaPrime ###
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// ######################################################################
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G4EtaPrime
*
G4EtaPrime::theInstance
= 0;
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G4EtaPrime
*
G4EtaPrime::Definition
()
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{
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if
(
theInstance
!=0)
return
theInstance
;
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const
G4String
name
=
"eta_prime"
;
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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 particle
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//
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// Arguments for constructor are as follows
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// name mass width charge
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// 2*spin parity C-conjugation
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// 2*Isospin 2*Isospin3 G-parity
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// type lepton number baryon number PDG encoding
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// stable lifetime decay table
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// shortlived subType anti_encoding
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anInstance =
new
G4ParticleDefinition
(
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name, 0.95778*
GeV
, 0.198*
MeV
, 0.0,
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0, -1, +1,
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0, 0, +1,
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"meson"
, 0, 0, 331,
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false
, 0.0*
ns
, NULL,
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false
,
"eta_prime"
, 331);
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//create Decay Table
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G4DecayTable
* table =
new
G4DecayTable
();
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// create decay channels
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G4VDecayChannel
** mode =
new
G4VDecayChannel
*[5];
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// EtaPrime -> eta + pi+ + pi-
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mode[0] =
new
G4PhaseSpaceDecayChannel
(
"eta_prime"
,0.429,3,
"eta"
,
"pi+"
,
"pi-"
);
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// EtaPrime -> eta + pi0 + pi0
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mode[1] =
new
G4PhaseSpaceDecayChannel
(
"eta_prime"
,0.222,3,
"eta"
,
"pi0"
,
"pi0"
);
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// EtaPrime -> rho0 + gamma
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mode[2] =
new
G4PhaseSpaceDecayChannel
(
"eta_prime"
,0.291,2,
"rho0"
,
"gamma"
);
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// EtaPrime -> gamma + gamma
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mode[3] =
new
G4PhaseSpaceDecayChannel
(
"eta_prime"
,0.0220,2,
"gamma"
,
"gamma"
);
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// EtaPrime -> omega + gamma
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mode[4] =
new
G4PhaseSpaceDecayChannel
(
"eta_prime"
,0.0275,2,
"omega"
,
"gamma"
);
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for
(
G4int
index=0; index <5; index++ ) table->
Insert
(mode[index]);
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delete
[] mode;
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anInstance->
SetDecayTable
(table);
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}
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theInstance
=
reinterpret_cast<
G4EtaPrime
*
>
(anInstance);
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return
theInstance
;
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}
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G4EtaPrime
*
G4EtaPrime::EtaPrimeDefinition
()
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{
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return
Definition
();
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}
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G4EtaPrime
*
G4EtaPrime::EtaPrime
()
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{
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return
Definition
();
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}
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G4ParticleDefinition::SetDecayTable
void SetDecayTable(G4DecayTable *aDecayTable)
MeV
static const double MeV
Definition:
G4SIunits.hh:211
G4ParticleTable::FindParticle
G4ParticleDefinition * FindParticle(G4int PDGEncoding)
Definition:
G4ParticleTable.cc:566
G4EtaPrime.hh
name
G4String name
Definition:
TRTMaterials.hh:40
G4EtaPrime::Definition
static G4EtaPrime * Definition()
Definition:
G4EtaPrime.cc:53
G4ParticleDefinition
Definition:
G4ParticleDefinition.hh:111
G4ParticleDefinition::G4ParticleDefinition
G4ParticleDefinition()
Definition:
G4ParticleDefinition.cc:203
G4int
int G4int
Definition:
G4Types.hh:78
G4EtaPrime::theInstance
static G4EtaPrime * theInstance
Definition:
G4EtaPrime.hh:52
G4EtaPrime::EtaPrime
static G4EtaPrime * EtaPrime()
Definition:
G4EtaPrime.cc:111
G4VDecayChannel
Definition:
G4VDecayChannel.hh:53
G4DecayTable
Definition:
G4DecayTable.hh:50
G4ParticleTable.hh
G4ParticleTable
Definition:
G4ParticleTable.hh:65
GeV
static const double GeV
Definition:
G4SIunits.hh:214
G4PhaseSpaceDecayChannel.hh
G4DecayTable::Insert
void Insert(G4VDecayChannel *aChannel)
Definition:
G4DecayTable.cc:60
G4EtaPrime::EtaPrimeDefinition
static G4EtaPrime * EtaPrimeDefinition()
Definition:
G4EtaPrime.cc:106
G4ParticleTable::GetParticleTable
static G4ParticleTable * GetParticleTable()
Definition:
G4ParticleTable.cc:96
G4PhaseSpaceDecayChannel
Definition:
G4PhaseSpaceDecayChannel.hh:46
G4SystemOfUnits.hh
G4EtaPrime
Definition:
G4EtaPrime.hh:49
G4DecayTable.hh
ns
#define ns
Definition:
xmlparse.cc:614
G4String
Definition:
G4String.hh:45
geant4.10.02.p02
source
particles
hadrons
mesons
src
G4EtaPrime.cc
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