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Showing 2024 · hep-exShow all

161 papers · 2 filters

hep-ex2024★ 2 cited

First evidence for mixing-induced $C P$ violation in B $_{s}^{0}$ $\to$ J/ $ψ ϕ$ (1020) decays in pp collisions at $s =$ 13 TeV

CMS Collaboration

A novel machine-learning-based flavor-tagging algorithm combining same-side and opposite-side tagging is used to obtain the equivalent of 27000 tagged B $_{s}^{0}$ $\to$ J/…

hep-ex2024

Search for a neutral gauge boson with nonuniversal fermion couplings in vector boson fusion processes in proton-proton collisions at $s$ = 13 TeV

CMS Collaboration

The first search for a heavy neutral spin-1 gauge boson (Z') with nonuniversal fermion couplings produced via vector boson fusion processes and decaying to tau leptons or W bosons…

hep-ex2024★ 9 cited

Search for charged Higgs bosons produced in top-quark decays or in association with top quarks and decaying via $H^{\pm} \to τ^{\pm} ν_{τ}$ in 13 TeV $pp$ collisions with the ATLAS detector

ATLAS Collaboration

Charged Higgs bosons produced either in top-quark decays or in association with a top-quark, subsequently decaying via $H^{\pm} \to τ^{\pm} ν_{τ}$ , are searched for in 140 $\text{fb}^…

hep-ex2024

Energy scale and resolution for anti- $k_{t}$ jets with radius parameters $R = 0.2$ and 0.6 measured in proton-proton collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

Jets with different radius parameters $R$ are an important tool to probe quantum chromodynamics processes at different angular scales. Jets with small $R = 0.2$ are instrumental in m…

hep-ex2024★ 1 cited

Differential cross-section measurements of $D^{\pm}$ and $D_{s}^{\pm}$ meson production in proton-proton collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

The production of $D^{\pm}$ and $D_{s}^{\pm}$ charmed mesons is measured using the $D^{\pm} / D_{s}^{\pm} \to ϕ (μμ) π^{\pm}$ decay channel with 137 fb $^{- 1}$ of $s = 13$ TeV pr…

hep-ex2024

Improved reconstruction of highly boosted $τ$ -lepton pairs in the $τ τ \to (μ ν_{μ} ν_{τ}) (ha d r o n s + ν_{τ})$ decay channels with the ATLAS detector

ATLAS Collaboration

This paper presents a new $τ$ -lepton reconstruction and identification procedure at the ATLAS detector at the Large Hadron Collider, which leads to significantly improved performan…

hep-ex2024

Search for Higgs boson decays into a pair of pseudoscalar particles in the $γ γ τ_{had} τ_{had}$ final state using $pp$ collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

A search for exotic decays of the 125 GeV Higgs boson into a pair of new spin-0 particles, $H \to aa$ , where one decays into a photon pair and the other into a $τ$ -lepton pair, is…

hep-ex2024★ 10 cited

Measurement of $C P$ asymmetries in $Λ_{b}^{0} \to p h^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1129

A search for $C P$ violation in $Λ_{b}^{0} \to p K^{-}$ and $Λ_{b}^{0} \to p π^{-}$ decays is presented using the full Run 1 and Run 2 data samples of $pp$ collisions collected with…

hep-ex2024★ 7 cited

High-precision measurement of the W boson mass with the CMS experiment

CMS Collaboration

In the standard model of particle physics, the masses of the W and Z bosons, the carriers of the weak interaction, are uniquely related. A precise determination of their masses is…

hep-ex2024★ 1 cited

Test of lepton flavour universality in $W$ -boson decays into electrons and $τ$ -leptons using $pp$ collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

A measurement of the ratio of the branching fractions, $R_{τ / e} = B (W \to τ ν) / B (W \to e ν)$ , is performed using a sample of $W$ bosons originating from top-quark decays to final s…

hep-ex2024★ 3 cited

Test of lepton flavour universality with $B^{+} \to K^{+} π^{+} π^{-} ℓ^{+} ℓ^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1132

The first test of lepton flavor universality between muons and electrons using $B^{+} \to K^{+} π^{+} π^{-} ℓ^{+} ℓ^{-}$ ( $ℓ = e, μ$ ) decays is presented. The measurement is performed with d…

hep-ex2024

Cross-section measurements for the production of a $W$ -boson in association with high-transverse-momentum jets in $pp$ collisions at $s$ = 13 TeV with the ATLAS detector

ATLAS Collaboration

A set of measurements for the production of a $W$ -boson in association with high-transverse-momentum jets is presented using 140 fb $^{- 1}$ of proton-proton collision data at a cent…

hep-ex2024★ 5 cited

Search for $D^{0}$ meson decays to $π^{+} π^{-} e^{+} e^{-}$ and $K^{+} K^{-} e^{+} e^{-}$ final states

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1130

A search for $D^{0}$ meson decays to the $π^{+} π^{-} e^{+} e^{-}$ and $K^{+} K^{-} e^{+} e^{-}$ final states is reported using a sample of proton-proton collisions collected by the LHCb experiment at a c…

hep-ex2024★ 4 cited

Precision calibration of calorimeter signals in the ATLAS experiment using an uncertainty-aware neural network

ATLAS Collaboration

The ATLAS experiment at the Large Hadron Collider explores the use of modern neural networks for a multi-dimensional calibration of its calorimeter signal defined by clusters of to…

hep-ex2024

Search for heavy neutral resonances decaying to tau lepton pairs in proton-proton collisions at $s$ = 13 TeV

CMS Collaboration

A search for heavy neutral gauge bosons (Z') decaying into a pair of tau leptons is performed in proton-proton collisions at $s$ = 13 TeV at the CERN LHC. The data were coll…

hep-ex2024★ 2 cited

Measurement of the inclusive WZ production cross section in pp collisions at $s$ = 13.6 TeV

CMS Collaboration

The inclusive WZ production cross section is measured in proton-proton collisions at a centre-of-mass energy of 13.6 TeV, using data collected during 2022 with the CMS detector, co…

hep-ex2024★ 3 cited

Precision measurement of the longitudinal double-spin asymmetry for dijet production at intermediate pseudorapidity in polarized $pp$ collisions at $s$ = 200 GeV

The STAR Collaboration

The STAR Collaboration reports precise measurements of the longitudinal double-spin asymmetry, $A_{LL}$ , for dijet production with at least one jet at intermediate pseudorapidity $…

hep-ex2024★ 3 cited

Constraints on standard model effective field theory for a Higgs boson produced in association with W or Z bosons in the H $\to b b ˉ$ decay channel in proton-proton collisions at $s$ = 13 TeV

CMS Collaboration

A standard model effective field theory (SMEFT) analysis with dimension-six operators probing nonresonant new physics effects is performed in the Higgs-strahlung process, where the…

hep-ex2024★ 1 cited

Precision measurement of the $B^{0}$ meson lifetime using $B^{0} \to J / ψ K^{* 0}$ decays with the ATLAS detector

ATLAS Collaboration

A measurement of the $B^{0}$ meson lifetime using $B^{0} \to J / ψ K^{* 0}$ decays in data from 13 TeV proton-proton collisions with an integrated luminosity of 140 fb $^{- 1}$ recorded by t…

hep-ex2024★ 3 cited

Light neutral-meson production in pp collisions at $s$ = 13 TeV

ALICE Collaboration

The momentum-differential invariant cross sections of $π^{0}$ and $η$ mesons are reported for pp collisions at $s$ = 13 TeV at midrapidity ( $∣ y ∣ < 0.8$ ). The measurement is…

hep-ex2024★ 1 cited

Measurement of $ω$ meson production in pp collisions at $s$ = 13 TeV

ALICE Collaboration

The $p_{T}$ -differential cross section of $ω$ meson production in pp collisions at $s = 13$ TeV at midrapidity ( $∣ y ∣ < 0.5$ ) was measured with the ALICE detector at the LHC…

hep-ex2024

Reconstruction and identification of pairs of collimated $τ$ -leptons decaying hadronically using $s = 13$ TeV $pp$ collision data with the ATLAS detector

ATLAS Collaboration

This paper describes an algorithm for reconstructing and identifying a highly collimated hadronically decaying $τ$ -lepton pair with low transverse momentum. When two $τ$ -leptons ar…

hep-ex2024★ 6 cited

Search for vector-like leptons coupling to first- and second-generation Standard Model leptons in $pp$ collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

A search for pair production of vector-like leptons coupling to first- and second-generation Standard Model leptons is presented. The search is based on a dataset of proton-proton…

hep-ex2024★ 16 cited

Science and Project Planning for the Forward Physics Facility in Preparation for the 2024-2026 European Particle Physics Strategy Update

Jyotismita Adhikary, Luis A. Anchordoqui, Akitaka Ariga +23

The recent direct detection of neutrinos at the LHC has opened a new window on high-energy particle physics and highlighted the potential of forward physics for groundbreaking disc…

First evidence for mixing-induced CP violation in Bs0​ → J/ψϕ(1020) decays in pp collisions at s​= 13 TeV

Search for a neutral gauge boson with nonuniversal fermion couplings in vector boson fusion processes in proton-proton collisions at s​ = 13 TeV

Search for charged Higgs bosons produced in top-quark decays or in association with top quarks and decaying via H±→τ±ντ​ in 13 TeV pp collisions with the ATLAS detector

Energy scale and resolution for anti-kt​ jets with radius parameters R=0.2 and 0.6 measured in proton-proton collisions at s​=13 TeV with the ATLAS detector

Differential cross-section measurements of D± and Ds±​ meson production in proton-proton collisions at s​=13 TeV with the ATLAS detector

Improved reconstruction of highly boosted τ-lepton pairs in the ττ→(μνμ​ντ​)(hadrons+ντ​) decay channels with the ATLAS detector

Search for Higgs boson decays into a pair of pseudoscalar particles in the γγτhad​τhad​ final state using pp collisions at s​=13 TeV with the ATLAS detector

Measurement of CP asymmetries in Λb0​→ph− decays

High-precision measurement of the W boson mass with the CMS experiment

Test of lepton flavour universality in W-boson decays into electrons and τ-leptons using pp collisions at s​=13 TeV with the ATLAS detector

Test of lepton flavour universality with B+→K+π+π−ℓ+ℓ− decays

Cross-section measurements for the production of a W-boson in association with high-transverse-momentum jets in pp collisions at s​= 13 TeV with the ATLAS detector

Search for D0 meson decays to π+π−e+e− and K+K−e+e− final states

Precision calibration of calorimeter signals in the ATLAS experiment using an uncertainty-aware neural network

Search for heavy neutral resonances decaying to tau lepton pairs in proton-proton collisions at s​ = 13 TeV

Measurement of the inclusive WZ production cross section in pp collisions at s​ = 13.6 TeV

Precision measurement of the longitudinal double-spin asymmetry for dijet production at intermediate pseudorapidity in polarized pp collisions at s​ = 200 GeV

Constraints on standard model effective field theory for a Higgs boson produced in association with W or Z bosons in the H →bbˉ decay channel in proton-proton collisions at s​ = 13 TeV

Precision measurement of the B0 meson lifetime using B0→J/ψK∗0 decays with the ATLAS detector

Light neutral-meson production in pp collisions at s​ = 13 TeV

Measurement of ω meson production in pp collisions at s​ = 13 TeV

Reconstruction and identification of pairs of collimated τ-leptons decaying hadronically using s​=13 TeV pp collision data with the ATLAS detector

Search for vector-like leptons coupling to first- and second-generation Standard Model leptons in pp collisions at s​=13 TeV with the ATLAS detector

Science and Project Planning for the Forward Physics Facility in Preparation for the 2024-2026 European Particle Physics Strategy Update

First evidence for mixing-induced $C P$ violation in B $_{s}^{0}$ $\to$ J/ $ψ ϕ$ (1020) decays in pp collisions at $s =$ 13 TeV

Search for a neutral gauge boson with nonuniversal fermion couplings in vector boson fusion processes in proton-proton collisions at $s$ = 13 TeV

Search for charged Higgs bosons produced in top-quark decays or in association with top quarks and decaying via $H^{\pm} \to τ^{\pm} ν_{τ}$ in 13 TeV $pp$ collisions with the ATLAS detector

Energy scale and resolution for anti- $k_{t}$ jets with radius parameters $R = 0.2$ and 0.6 measured in proton-proton collisions at $s = 13$ TeV with the ATLAS detector

Differential cross-section measurements of $D^{\pm}$ and $D_{s}^{\pm}$ meson production in proton-proton collisions at $s = 13$ TeV with the ATLAS detector

Improved reconstruction of highly boosted $τ$ -lepton pairs in the $τ τ \to (μ ν_{μ} ν_{τ}) (ha d r o n s + ν_{τ})$ decay channels with the ATLAS detector

Search for Higgs boson decays into a pair of pseudoscalar particles in the $γ γ τ_{had} τ_{had}$ final state using $pp$ collisions at $s = 13$ TeV with the ATLAS detector

Measurement of $C P$ asymmetries in $Λ_{b}^{0} \to p h^{-}$ decays

Test of lepton flavour universality in $W$ -boson decays into electrons and $τ$ -leptons using $pp$ collisions at $s = 13$ TeV with the ATLAS detector

Test of lepton flavour universality with $B^{+} \to K^{+} π^{+} π^{-} ℓ^{+} ℓ^{-}$ decays

Cross-section measurements for the production of a $W$ -boson in association with high-transverse-momentum jets in $pp$ collisions at $s$ = 13 TeV with the ATLAS detector

Search for $D^{0}$ meson decays to $π^{+} π^{-} e^{+} e^{-}$ and $K^{+} K^{-} e^{+} e^{-}$ final states

Search for heavy neutral resonances decaying to tau lepton pairs in proton-proton collisions at $s$ = 13 TeV

Measurement of the inclusive WZ production cross section in pp collisions at $s$ = 13.6 TeV

Precision measurement of the longitudinal double-spin asymmetry for dijet production at intermediate pseudorapidity in polarized $pp$ collisions at $s$ = 200 GeV

Constraints on standard model effective field theory for a Higgs boson produced in association with W or Z bosons in the H $\to b b ˉ$ decay channel in proton-proton collisions at $s$ = 13 TeV

Precision measurement of the $B^{0}$ meson lifetime using $B^{0} \to J / ψ K^{* 0}$ decays with the ATLAS detector

Light neutral-meson production in pp collisions at $s$ = 13 TeV

Measurement of $ω$ meson production in pp collisions at $s$ = 13 TeV

Reconstruction and identification of pairs of collimated $τ$ -leptons decaying hadronically using $s = 13$ TeV $pp$ collision data with the ATLAS detector

Search for vector-like leptons coupling to first- and second-generation Standard Model leptons in $pp$ collisions at $s = 13$ TeV with the ATLAS detector