247 Result(s)

Article

Achieving ultra-low and -uniform residual magnetic fields in a very large magnetically shielded room for fundamental physics experiments

High-precision searches for an electric dipole moment of the neutron (nEDM) require stable and uniform magnetic field environments. We present the recent achievements of degaussing and equilibrating the magnet...

N. J. Ayres, G. Ban, G. Bison, K. Bodek, V. Bondar… in The European Physical Journal C (2024)

Article

A large ‘Active Magnetic Shield’ for a high-precision experiment

We present a novel Active Magnetic Shield (AMS), designed and implemented for the n2EDM experiment at the Paul Scherrer Institute. The experiment will perform a high-sensitivity search for the electric dipole ...

C. Abel, N. J. Ayres, G. Ban, G. Bison, K. Bodek… in The European Physical Journal C (2023)

Article

Erratum to: Search for single top-quark production via flavour-changing neutral currents at 8 TeV with the ATLAS detector

G. Aad, B. Abbott, J. Abdallah, O. Abdinov, R. Aben… in The European Physical Journal C (2022)

Article

The design of the n2EDM experiment

We present the design of a next-generation experiment, n2EDM, currently under construction at the ultracold neutron source at the Paul Scherrer Institute (PSI) with the aim of carrying out a high-precision sea...

N. J. Ayres, G. Ban, L. Bienstman, G. Bison, K. Bodek… in The European Physical Journal C (2021)

Article

Determination of jet calibration and energy resolution in proton–proton collisions at \(\sqrt{s} = 8~\hbox {TeV}\) using the ATLAS detector

The jet energy scale, jet energy resolution, and their systematic uncertainties are measured for jets reconstructed with the ATLAS detector in 2012 using proton–proton data produced at a centre-of-mass energy ...

M. Aaboud, G. Aad, B. Abbott, O. Abdinov, B. Abeloos… in The European Physical Journal C (2020)

Article

Searches for scalar leptoquarks and differential cross-section measurements in dilepton–dijet events in proton–proton collisions at a centre-of-mass energy of \(\varvec{\sqrt{s}}\) = 13 TeV with the ATLAS experiment

Searches for scalar leptoquarks pair-produced in proton–proton collisions at \(\sqrt{s}=13\)s=13 TeV at the Large Hadron Collider are performed by the ATLAS experiment. A data set corresponding to an integrated l...

M. Aaboud, G. Aad, B. Abbott, O. Abdinov, B. Abeloos… in The European Physical Journal C (2019)

Article

Electron reconstruction and identification in the ATLAS experiment using the 2015 and 2016 LHC proton–proton collision data at \(\sqrt{s} = 13\)   \(\text {TeV}\)

Algorithms used for the reconstruction and identification of electrons in the central region of the ATLAS detector at the Large Hadron Collider (LHC) are presented in this paper; these algorithms are used in A...

M. Aaboud, G. Aad, B. Abbott, D. C. Abbott, O. Abdinov… in The European Physical Journal C (2019)

Article

Measurement of \(W^{\pm }Z\) production cross sections and gauge boson polarisation in pp collisions at \(\sqrt{s} = 13~\text {TeV}\) with the ATLAS detector

This paper presents measurements of \(W^{\pm }Z\) ...

M. Aaboud, G. Aad, B. Abbott, O. Abdinov, B. Abeloos… in The European Physical Journal C (2019)

Article

Measurements of inclusive and differential fiducial cross-sections of \(t\bar{t}\gamma \) production in leptonic final states at \(\sqrt{s}=13~\text {TeV}\) in ATLAS

Inclusive and differential cross-sections for the production of a top-quark pair in association with a photon are measured with proton-proton collision data corresponding to an integrated luminosity of 36.1  ...

M. Aaboud, G. Aad, B. Abbott, D. C. Abbott, O. Abdinov… in The European Physical Journal C (2019)

Article

Erratum to: Measurements of W and Z boson production in pp collisions at \(\sqrt{s}=5.02\)  TeV with the ATLAS detector

It has been found that the theoretical predictions for W and Z boson cross sections, and for the W boson charge asymmetry, which are labelled as NNPDF3.1 [1] have in fact been calculated using the NNPDF3.0 PDF se...

M. Aaboud, G. Aad, B. Abbott, O. Abdinov, B. Abeloos… in The European Physical Journal C (2019)

Article

Performance of top-quark and \(\varvec{W}\) -boson tagging with ATLAS in Run 2 of the LHC

The performance of identification algorithms (“taggers”) for hadronically decaying top quarks and W bosons in pp collisions at $$\sqrt...

M. Aaboud, G. Aad, B. Abbott, O. Abdinov, B. Abeloos… in The European Physical Journal C (2019)

Article

Measurement of the top quark mass in the \(t\bar{t}\rightarrow \) lepton+jets channel from \(\sqrt{s}=8\)  TeV ATLAS data and combination with previous results

The top quark mass is measured using a template method in the \(t\bar{t} \rightarrow \mathrm {lepton+jets}\) ...

M. Aaboud, G. Aad, B. Abbott, O. Abdinov, B. Abeloos… in The European Physical Journal C (2019)

Article

Measurement of the photon identification efficiencies with the ATLAS detector using LHC Run 2 data collected in 2015 and 2016

The efficiency of the photon identification criteria in the ATLAS detector is measured using \(36.1\hbox { fb}^1\) ...

M. Aaboud, G. Aad, B. Abbott, O. Abdinov, B. Abeloos… in The European Physical Journal C (2019)

Article

In situ calibration of large-radius jet energy and mass in 13 TeV proton–proton collisions with the ATLAS detector

The response of the ATLAS detector to large-radius jets is measured in situ using 36.2 fb \(^{-1}\) ...

M. Aaboud, G. Aad, B. Abbott, O. Abdinov, B. Abeloos… in The European Physical Journal C (2019)

Article

Measurements of W and Z boson production in pp collisions at \(\sqrt{s}=5.02\)  TeV with the ATLAS detector

Measurements of fiducial integrated and differential cross sections for inclusive \(W^+\) ...

M. Aaboud, G. Aad, B. Abbott, O. Abdinov, B. Abeloos… in The European Physical Journal C (2019)

Article

A strategy for a general search for new phenomena using data-derived signal regions and its application within the ATLAS experiment

This paper describes a strategy for a general search used by the ATLAS Collaboration to find potential indications of new physics. Events are classified according to their final state into many event classes. ...

M. Aaboud, G. Aad, B. Abbott, O. Abdinov, B. Abeloos… in The European Physical Journal C (2019)

Article

Search for doubly charged scalar bosons decaying into same-sign W boson pairs with the ATLAS detector

A search for doubly charged scalar bosons decaying into W boson pairs is presented. It uses a data sample from proton–proton collisions corresponding to an integrated luminosity of 36.1 fb

M. Aaboud, G. Aad, B. Abbott, O. Abdinov, B. Abeloos… in The European Physical Journal C (2019)

Article

Erratum to: Measurement of the W boson polarisation in \(t\bar{t}\) events from pp collisions at \(\sqrt{s} = 8~\hbox {TeV}\) in the lepton + jets channel with ATLAS

This change does not have any impact on the measured helicity fractions, but it changes the obtained limits on the anomalous couplings.

M. Aaboud, G. Aad, B. Abbott, J. Abdallah, O. Abdinov… in The European Physical Journal C (2019)

Article

Search for Higgs boson pair production in the \(\gamma \gamma WW^*\) channel using \(pp\) collision data recorded at \(\sqrt{s}\) \(=13\) TeV with the ATLAS detector

Searches for non-resonant and resonant Higgs boson pair production are performed in the \(\gamma \gamma WW^*\) ...

M. Aaboud, G. Aad, B. Abbott, O. Abdinov, B. Abeloos… in The European Physical Journal C (2018)

Article

Measurement of the azimuthal anisotropy of charged particles produced in \(\sqrt{s_{_\text {NN}}}\) = 5.02 TeV Pb+Pb collisions with the ATLAS detector

Measurements of the azimuthal anisotropy in lead–lead collisions at \(\sqrt{s_{_\text {NN}}}\)

M. Aaboud, G. Aad, B. Abbott, O. Abdinov, B. Abeloos… in The European Physical Journal C (2018)