Several processes studied by the ATLAS experiment at the Large Hadron Collider produce
low-momentum $ b $-flavored hadrons in the final state. This paper describes the calibration …

Several processes studied by the ATLAS experiment at the Large Hadron Collider produce
low-momentum $ b $-flavored hadrons in the final state. This paper describes the calibration …

[en] This thesis presents the first measurement of the b-tagging efficiency ε b with the p T rel-
method under Run 2 conditions at the ATLAS experiment. The measurement has been …

The identification of jets originating from quarks or gluons, often referred to as quark/gluon
tagging, plays an important role in various physics analyses at the Large Hadron Collider …

This paper presents studies of the performance of several jet-substructure techniques, which
are used to identify hadronically decaying top quarks with high transverse momentum …

A measurement of the jet activity in ttbar events produced in proton-proton collisions at a
centre-of-mass energy of 7 TeV is presented, using 2.05 fb^-1 of integrated luminosity …

A measurement of the jet activity in ttbar events produced in proton-proton collisions at a
centre-of-mass energy of 7 TeV is presented, using 2.05 fb^-1 of integrated luminosity …

The efficiency to identify jets containing b-hadrons (b-jets) is measured using a high purity
sample of dileptonic top quark-antiquark pairs (tt̅) selected from the 36.1 fb⁻ ¹ of data …

A bstract This paper presents studies of the performance of several jet-substructure
techniques, which are used to identify hadronically decaying top quarks with high transverse …

Several observables sensitive to the fragmentation of b quarks into b hadrons are measured
using 36 fb− 1 of ffiffi sp ¼ 13 TeV proton-proton collision data collected with the ATLAS …