Overview

• Studied charge and eta dependence of electron yield in the different magnetic field (++,--)
• Centrality 0-10 %
• checked central trigger and EMCal trigger
• eID cuts
  • track cuts
  • -1<nSIgma<3
  • 0.9 <E/p < 1.3 & M20<0.3

Result for electron

Raw electron yield

Central trigger

EMCal trigger

e+/e- ratio

Central trigger (0-10%)

EMCal trigger (0-10%)

• Rebin the above

1/pT X charge distribution

• -1/pT --- electron
• 1/pT --- positron

Central trigger (0-10%)

EMCal trigger (0-10%)

1/p X charge distribution

• -1/p --- electron
• 1/p --- positron

Central trigger (0-10%)

EMCal trigger (0-10%)

Result for hadron (EMCal trigger)

h+/h- ratio

1/pT X charge distribution

1/p X charge distribution

--LEGOtrain20 (/u/shingo/WRK_eliza8/2012/05/10/LEGOtrain20)
--/Users/shingo/WRK/Dayana/2012/05/10/Electrons_PbPb_20_20120508-0942-Mag++
--/Users/shingo/WRK/Dayana/2012/05/10/Electrons_PbPb_20_20120508-0942-Mag--
-- ShingoSakai - 16-May-2012