Gabriele Cosmo
104 lines
4.7 KiB
C++
104 lines
4.7 KiB
C++
//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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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. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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// * By copying, distributing or modifying the Program (or any work *
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// * based on the Program) you indicate your acceptance of this *
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// * statement, and all its terms. *
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// ********************************************************************
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//
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//
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// $Id: G4SigmaPlus.cc,v 1.10 2004/02/13 05:53:35 kurasige Exp $
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// GEANT4 tag $Name: geant4-07-00-cand-01 $
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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, based on object model of
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// 4th April 1996, G.Cosmo
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// **********************************************************************
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// Added particle definitions, H.Kurashige, 14 Feb 1997
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// ----------------------------------------------------------------------
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#include <fstream>
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#include <iomanip>
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#include "G4SigmaPlus.hh"
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#include "G4PhaseSpaceDecayChannel.hh"
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#include "G4DecayTable.hh"
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// ######################################################################
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// ### SigmaPlus ###
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// ######################################################################
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G4SigmaPlus::G4SigmaPlus(
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const G4String& aName, G4double mass,
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G4double width, G4double charge,
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G4int iSpin, G4int iParity,
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G4int iConjugation, G4int iIsospin,
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G4int iIsospin3, G4int gParity,
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const G4String& pType, G4int lepton,
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G4int baryon, G4int encoding,
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G4bool stable, G4double lifetime,
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G4DecayTable *decaytable )
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: G4VBaryon( aName,mass,width,charge,iSpin,iParity,
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iConjugation,iIsospin,iIsospin3,gParity,pType,
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lepton,baryon,encoding,stable,lifetime,decaytable )
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{
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SetParticleSubType("sigma");
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//create Decay Table
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G4DecayTable* table = GetDecayTable();
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if (table!=NULL) delete table;
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table = new G4DecayTable();
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// create decay channels
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G4VDecayChannel** mode = new G4VDecayChannel*[2];
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// sigma+ -> proton + pi0
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mode[0] = new G4PhaseSpaceDecayChannel("sigma+",0.516,2,"proton","pi0");
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// sigma+ -> neutron + pi+
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mode[1] = new G4PhaseSpaceDecayChannel("sigma+",0.483,2,"neutron","pi+");
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for (G4int index=0; index <2; index++ ) table->Insert(mode[index]);
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delete [] mode;
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SetDecayTable(table);
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}
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// ......................................................................
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// ... static member definitions ...
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// ......................................................................
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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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G4SigmaPlus G4SigmaPlus::theSigmaPlus(
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"sigma+", 1.18937*GeV, 8.209e-12*MeV, eplus,
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1, +1, 0,
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2, +2, 0,
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"baryon", 0, +1, 3222,
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false, 0.0799*ns, NULL
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);
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G4SigmaPlus* G4SigmaPlus::SigmaPlusDefinition(){return &theSigmaPlus;}
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G4SigmaPlus* G4SigmaPlus::SigmaPlus(){return &theSigmaPlus;}
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