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ParticleDatabase: Added particle a2(1320) in the O2Database accroding to latest PDG #13688

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Merged
sawenzel merged 1 commit into from
Nov 15, 2024
Merged

ParticleDatabase: Added particle a2(1320) in the O2Database accroding to latest PDG #13688

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4 changes: 4 additions & 0 deletions DataFormats/simulation/include/SimulationDataFormat/O2DatabasePDG.h
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Original file line number Diff line number Diff line change
Expand Up @@ -500,6 +500,10 @@ inline void O2DatabasePDG::addALICEParticles(TDatabasePDG* db)
}

// glueball hunting
ionCode = 115;
if (!db->GetParticle(ionCode)) {
db->AddParticle("a2_1320", "a2_1320", 1.3182, kFALSE, 0.1078, 0, "Resonance", ionCode);
}
ionCode = 10221;
if (!db->GetParticle(ionCode)) {
db->AddParticle("f0_1370", "f0_1370", 1.37, kFALSE, 0.200, 0, "Resonance", ionCode);
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3 changes: 3 additions & 0 deletions Steer/src/O2MCApplication.cxx
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Expand Up @@ -388,6 +388,8 @@ void addSpecialParticles()
// Their life times are not known, so we set them to 1e-24
// f0(1370) (PDG: width = 200-500 MeV) Spin/Parity might not be correct
TVirtualMC::GetMC()->DefineParticle(10221, "f0_1370", kPTNeutron, 1.37, 0.0, 1e-24, "Hadron", 0.2, 1, 1, 1, 0, 0, 1, 0, 0, kTRUE);
// a2(1320) (PDG: width = 107.8 MeV) (Spin/Parity might not be correct)
TVirtualMC::GetMC()->DefineParticle(115, "a2_1320", kPTNeutron, 1.3182, 0.0, 1e-24, "Hadron", 0.1078, 1, 1, 1, 1, 0, 1, 0, 0, kTRUE);
// f0(1500) (PDG: width = 112 MeV) Spin/Parity might not be correct
TVirtualMC::GetMC()->DefineParticle(9030221, "f0_1500", kPTNeutron, 1.506, 0.0, 1e-24, "Hadron", 0.112, 0, 1, 1, 0, 0, 1, 0, 0, kTRUE);
// f0(1710) (PDG: width = 139 MeV) Spin/Parity might not be correct
Expand Down Expand Up @@ -1242,6 +1244,7 @@ void addSpecialParticles()
TVirtualMC::GetMC()->SetDecayMode(335, bratio, mode); // f2(1525)
TVirtualMC::GetMC()->SetDecayMode(10331, bratio, mode); // f0(1710)
TVirtualMC::GetMC()->SetDecayMode(10221, bratio, mode); // f0(1370)
TVirtualMC::GetMC()->SetDecayMode(115, bratio, mode); // a2(1320)

// Define the 3-body phase space decay for the resonances: f1(1285), f1(1420)
for (Int_t kz = 0; kz < 6; kz++) {
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