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Measurement of prompt-production cross-section ratio $\sigma(\chi_{c2})/\sigma(\chi_{c1})$ in $p$Pb collisions at $\sqrt{s_{NN}}$ = 8.16 TeV

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Academic year: 2021

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Figure

Figure 2: Mass-difference spectra of calorimetric χ c1,2 candidates in forward (left) and backward (right) data
Table 1: Yields of χ c1 and χ c2 signals with statistical uncertainties and corresponding significance (given in standard deviations).
Table 2: Statistical and systematic uncertainties on the cross-section ratio, σ(χ c2 )/σ(χ c1 )
Figure 3: Cross-section ratio, σ(χ c2 )/σ(χ c1 ) as a function of center-of-mass rapidity y ∗ , for the χ c2 and χ c1 promptly produced in pPb collisions measured using converted photons (red circles) and calorimetric photons (blue squares)

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