Gabriele Cosmo
106 lines
4.1 KiB
C++
106 lines
4.1 KiB
C++
// This code implementation is the intellectual property of
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// the GEANT4 collaboration.
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//
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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 statement,
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// and all its terms.
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//
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// $Id: G4KaonPlus.cc,v 1.4 2000/02/27 05:57:45 kurasige Exp $
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// GEANT4 tag $Name: geant4-03-00 $
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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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// For information related to this code contact:
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// CERN, CN Division, ASD Group
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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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// H.Kurashige 7 Jul 96
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// **********************************************************************
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#include "g4std/fstream"
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#include "g4std/iomanip"
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#include "G4KaonPlus.hh"
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#include "G4PhaseSpaceDecayChannel.hh"
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#include "G4KL3DecayChannel.hh"
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#include "G4DecayTable.hh"
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// ######################################################################
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// ### KAONPLUS ###
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// ######################################################################
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G4KaonPlus::G4KaonPlus(
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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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: G4VMeson( 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("kaon");
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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*[6];
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// kaon+ -> mu+ + nu_mu
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mode[0] = new G4PhaseSpaceDecayChannel("kaon+",0.635,2,"mu+","nu_mu");
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// kaon+ -> pi+ + pi0
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mode[1] = new G4PhaseSpaceDecayChannel("kaon+",0.212,2,"pi+","pi0");
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// kaon+ -> pi+ + pi+ + pi-
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mode[2] = new G4PhaseSpaceDecayChannel("kaon+",0.056,3,"pi+","pi+","pi-");
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// kaon+ -> pi+ + pi0 + pi0
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mode[3] = new G4PhaseSpaceDecayChannel("kaon+",0.017,3,"pi+","pi0","pi0");
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// kaon+ -> pi0 + e+ + nu_e (Ke3)
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mode[4] = new G4KL3DecayChannel("kaon+",0.048,"pi0","e+","nu_e");
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// kaon+ -> pi0 + mu+ + nu_mu (Kmu3)
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mode[5] = new G4KL3DecayChannel("kaon+",0.032,"pi0","mu+","nu_mu");
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for (G4int index=0; index <6; 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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// In this version, charged pions are set to stable
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G4KaonPlus G4KaonPlus::theKaonPlus(
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"kaon+", 0.493677*GeV, 5.314e-14*MeV, +1.*eplus,
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0, -1, 0,
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1, +1, 0,
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"meson", 0, 0, 321,
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false, 12.371*ns, NULL
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);
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G4KaonPlus* G4KaonPlus::KaonPlusDefinition(){return &theKaonPlus;}
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// initialization for static cut values
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G4double G4KaonPlus::theKaonPlusLengthCut = -1.0;
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G4double* G4KaonPlus::theKaonPlusKineticEnergyCuts = NULL;
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