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Measurements of top-quark pair to $Z$-boson cross-section ratios at $\sqrt s = 13, 8, 7$ TeV with the ATLAS detector

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Academic year: 2021

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Table 4: Relative systematic uncertainties, in %, in the correction factors C in the electron and muon channels.
Figure 1: Lepton pseudorapidity (top) and transverse momentum (bottom) distributions from the Z → e + e − selec- selec-tion (left) and the Z → µ + µ − selection (right)
Figure 2: Dilepton transverse momentum (top) and invariant mass (bottom) distributions from the Z → e + e − se- se-lection (left) and the Z → µ + µ − selection (right)
Table 7: Fiducial and total cross sections at √
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