4 papers
hep-ex2018
Search for the production of a long-lived neutral particle decaying within the ATLAS hadronic calorimeter in association with a boson from collisions at TeV
ATLAS Collaboration
This Letter presents a search for the production of a long-lived neutral particle () decaying within the ATLAS hadronic calorimeter, in association with a Standard Model (SM)…
nucl-ex2018
Observation of centrality-dependent acoplanarity for muon pairs produced via two-photon scattering in Pb+Pb collisions at TeV with the ATLAS detector
ATLAS Collaboration
This Letter presents a measurement of production in Pb+Pb collisions recorded by the ATLAS detector at the Large Hadron Collider at $\sqrt{s_{\mathrm{NN…
hep-ex2018
Probing the quantum interference between singly and doubly resonant top-quark production in collisions at TeV with the ATLAS detector
ATLAS Collaboration
This Letter presents a normalized differential cross-section measurement in a fiducial phase-space region where interference effects between top-quark pair production and associate…
hep-ex2018
Search for a Structure in the Invariant Mass Spectrum with the ATLAS Experiment
ATLAS Collaboration
A search for the narrow structure, , reported by the D0 Collaboration in the decay sequence , , is presented. The analysis is based on a…