Set up2date values for Lb lifetime

alisw · Mar 11, 2020 · 2bcdc37 · 2bcdc37
1 parent 33eb448
commit 2bcdc37
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Showing 2 changed files with 9 additions and 1 deletion.
diff --git 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
@@ -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<AliGenCocktail *>(GeneratorCocktail("Monash2013_HF"));
   //ctl->AddGenerator(pyth, label[iprocess][channelOption], 1.);