D0 candidate invariant mass distribution in 0<pt<1 GeV/c for Pb-Pb (low-pt analysis)

Scope: PWG
PWG-HF (Heavy Flavour)
Energy
5.02 TeV
System
Pb-Pb
Figure Image
Figure Caption

Invariant mass distribution of D0 candidates for the analysis without vertexing in Pb-Pb collisions (2018 sample), 0-10% centrality.

Combinatorial background estimated from event mixing is drawn in the left panel and subtracted in the right panel.

Fit with signal, residual background and reflection contributions shown in the right panel.

Detail description

Invariant mass distribution of D0 candidates for the analysis without vertexing in Pb-Pb collisions (2018 sample), 0-10% centrality.

Data sample LHC18q+LHC18r

Combinatorial background estimated from event mixing is drawn in the left panel and subtracted in the right panel.

Fit with signal, residual background and reflection contributions shown in the right panel.