From 2bcdc373b90268c748533a72479555eeb12a528e Mon Sep 17 00:00:00 2001 From: Francesco Prino Date: Wed, 11 Mar 2020 10:05:20 +0100 Subject: [PATCH] Set up2date values for Lb lifetime --- MC/CustomGenerators/PWGHF/Pythia8_Monash2013_D2Hdedicated.C | 4 ++++ MC/CustomGenerators/PWGHF/Pythia8_Monash2013_HF001.C | 6 +++++- 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/MC/CustomGenerators/PWGHF/Pythia8_Monash2013_D2Hdedicated.C b/MC/CustomGenerators/PWGHF/Pythia8_Monash2013_D2Hdedicated.C index c865b989..a283d5b2 100644 --- a/MC/CustomGenerators/PWGHF/Pythia8_Monash2013_D2Hdedicated.C +++ b/MC/CustomGenerators/PWGHF/Pythia8_Monash2013_D2Hdedicated.C @@ -66,5 +66,9 @@ AliGenerator *GeneratorCustom(TString opt = "") (AliPythia8::Instance())->ReadString("333:onIfAll = 321 321"); } + // Set up2date lifetimes for hadrons + // lambda_b from PDG 2019: tau0 = 1.471 ps = 441 m/c = 0.441 mm/c + (AliPythia8::Instance())->ReadString("5122:tau0 = 4.41000e-01"); + return pyth; } diff --git a/MC/CustomGenerators/PWGHF/Pythia8_Monash2013_HF001.C b/MC/CustomGenerators/PWGHF/Pythia8_Monash2013_HF001.C index d7ad8533..9e2c02ff 100644 --- a/MC/CustomGenerators/PWGHF/Pythia8_Monash2013_HF001.C +++ b/MC/CustomGenerators/PWGHF/Pythia8_Monash2013_HF001.C @@ -89,7 +89,11 @@ AliGenerator *GeneratorCustom(TString opt = "") (AliPythia8::Instance())->ReadString("4132:onMode = off"); (AliPythia8::Instance())->ReadString("4132:onIfMatch = 3312 211"); } - + + // Set up2date lifetimes for hadrons + // lambda_b from PDG 2019: tau0 = 1.471 ps = 441 m/c = 0.441 mm/c + (AliPythia8::Instance())->ReadString("5122:tau0 = 4.41000e-01"); + //not necessary for the moment, but helpful when more options will be added //AliGenCocktail *ctl = static_cast(GeneratorCocktail("Monash2013_HF")); //ctl->AddGenerator(pyth, label[iprocess][channelOption], 1.);