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Measurements of the production cross-section for a $Z$ boson in association with $b$-jets in proton-proton collisions at $\sqrt{s} = 13$ TeV with the ATLAS detector

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Academic year: 2021

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Table 1: Signal and background MC samples: the generator programs used in the simulation are listed in the second column, the order of the QCD calculation and the reference used for the calculations of the normalisation cross section are reported in the th
Table 2: Summary of theoretical predictions for the signal, including the maximum number of partons at each order in α S , the flavour number scheme (FNS), the PDFs set and the parton shower
Table 3: Summary of object and event selections defining the signal regions and the validation regions for the main backgrounds of the analysis at detector level.
Figure 1: Transverse momentum (left) and invariant mass (right) of the di- b -jet system built with the two highest- p T b -jets for events with at least two b -jets in the t¯t validation region
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