(p-p)-p correlation function

Scope: PWG
PWG-CF (Flow and Correlations)
Energy
13 TeV
System
p-p
Figure Image
Figure Caption

The green data points show the measured (p-p)-p correlation function. The grey band shows the correlation function obtained using the projector method and the published p-p correlation function.

Detail description

Run HM pp 13 TeV data

AOD pass1

 

LHC16d_pass1

LHC16e_pass1

LHC16g_pass1

LHC16h_pass1

LHC16i_pass1

LHC16j_pass1

LHC16k_pass2

LHC16l_pass2

LHC16o_pass1

LHC16p_pass1

LHC17c_pass1

LHC17e_pass1

LHC17f_pass1

LHC17h_pass1

LHC17i_pass1

LHC17j_pass1

LHC17k_pass1

LHC17l_pass1

LHC17m_pass1

LHC17o_pass1

LHC17r_pass1

LHC18b_pass1

LHC18d_pass1

LHC18e_pass1

LHC18f_pass1

LHC18g_pass1

LHC18h_pass1

LHC18i_pass1

LHC18j_pass1

LHC18k_pass1

LHC18l_pass1

LHC18m_pass1_withTRDtracking

LHC18n_pass1

LHC18o_pass1

LHC18p_pass1

 

Event Cuts

- AliEventCuts

- kHighMultV0 trigger

 

Track Cuts Proton candidate

- TPC only tracks

- NCrossedrows/NFindableCluster> 0.83

- NCrossedRows> 70

- NTPCcluster> 80

- Reject tracks with shared cluster

- |nSigmaTPC| < 3 for P < 0.75 GeV/c

- sqrt(nSigmaTPC2+ nSigmaTOF2) < 3

- 0.5 < pT < 4.05 GeV/c

- |eta| < 0.8

- |DCAxy| < 0.1 cm && |DCAz| < 0.2 cm 

 

Track Cuts Lambda candidate

- offline V0 finder

- V0 pT> 0.3 GeV/c

- V0 decay vertex |x_i| < 100 cm, i=1,2,3

- Transverse radius 0.2 cm < rxy < 100 cm

- Lambda selection width 8 MeV/c²

- DCA of the daughter tracks at the decay vertex < 1.5 sigma

- Pointing angle cos(alpha) > 0.99

 

- NTPCcluster> 70

- |eta| < 0.8 for daughter tracks

- One of the daughter tracks are required to have a hit in either the ITS SPD, ITS SSD or the TOF

- DCA of the daughter track to the PV > 0.05 cm

- |nSigmaTPC| < 5

 

 

More details in analysis note: https://alice-notes.web.cern.ch/node/1153