CEA Paris-Saclay

researchers with a paper here

Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

collaborating institutions

Showing hep-exShow all

2,557 papers · 1 filter

hep-ex2026

Measurements of the Higgs boson production, fiducial and differential cross-sections in the four lepton decay channel using 164 fb $^{- 1}$ of data collected at $s$ = 13.6 TeV with the ATLAS detector

ATLAS Collaboration

Inclusive, differential and production-mode cross-section measurements of the Higgs boson are performed in the $H \to Z Z^{*} \to 4 ℓ$ decay channel. The analysis uses proton-prot…

hep-ex2026

A search for microscopic black holes, string balls, and sphalerons in proton-proton collisions at $s$ = 13 TeV

CMS Collaboration

A search for microscopic black holes, string balls, and electroweak sphalerons using proton-proton collisions at $s$ = 13 TeV recorded with the CMS detector at the CERN LHC…

hep-ex2026

Search for Higgs boson pair production in the $b b ˉ WW$ decay channel with two leptons in the final state using proton-proton collision data at $s$ = 13.6 TeV

CMS Collaboration

A search for Higgs boson pair production is presented, targeting final states where one Higgs boson decays to a pair of bottom quarks and the other Higgs boson decays to two W boso…

hep-ex2026

Search for Higgs boson production at high transverse momentum in the WW decay channel in proton-proton collisions at $s$ = 13 TeV

CMS Collaboration

A search for Higgs boson (H) production at high transverse momentum ( $p_{T}$ ) in the WW decay channel is presented. The analysis uses proton-proton collisions at $s$ …

hep-ex2026

Missing-mass search in forward-proton-tagged dilepton events with the ATLAS detector

ATLAS Collaboration

A search is conducted in proton-proton collisions at the Large Hadron Collider for photon-induced production $pp \to pp + γ γ, (γ γ \to V X)$ of a visible particle $V$ de…

hep-ex2026

Measurement of the jet mass in hadronic decays of boosted W bosons at 13 TeV and extraction of the W boson mass

CMS Collaboration

The jet mass of W bosons decaying to a quark-antiquark pair is measured in W+jets events from proton-proton collisions at a center-of-mass energy of 13 TeV. The data used were coll…

hep-ex2026

Combined effective field theory interpretation of measurements sensitive to quartic gauge boson couplings in $pp$ collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

A combination of measurements sensitive to anomalous quartic electroweak gauge boson couplings is presented using proton-proton collision data collected by the ATLAS detector at $\…

hep-ex2026

Reconstruction of overlapping electromagnetic showers in calorimeters using Transformers

Yuliia Maidannyk, Fabrice Couderc, Julie Malclès +1

Accurate clustering of electromagnetic energy deposits is essential for reconstructing photons and electrons in modern hadron collider experiments, where boosted topologies and pil…

hep-ex2026★ 1 cited

First measurement of time-dependent $C P$ violation in the flavor-changing neutral-current decay $B^{0} \to K_{S}^{0} μ^{+} μ^{-}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1165

A flavor-tagged time-dependent analysis of $B^{0} \to K_{S}^{0} μ^{+} μ^{-}$ decays is performed across the full dimuon mass range excluding the $J / ψ$ and $ψ (2 S)$ resonance re…

hep-ex2026

Search for Higgs boson pair production in association with top-quark pairs using 196 fb $^{- 1}$ of proton-proton collision data at $s =$ 13 and 13.6 TeV with the ATLAS detector

ATLAS Collaboration

This paper presents the first search for non-resonant Higgs boson pair production in association with a top-quark pair ( $t t ˉ H H$ ) using proton-proton collision data collected w…

hep-ex2026★ 1 cited

Search for long-lived charginos and $τ$ -sleptons using final states with a disappearing track in $pp$ collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

This paper reports a search for decays of long-lived charginos or $τ$ -sleptons to final states containing a short disappearing track, a single high-energy jet, and missing transver…

hep-ex2026

Lepton and photon energy scale and resolution corrections based on the minimization of an analytical likelihood: IJazZ2.0

F. Couderc, P. Gaigne, M. Ö. Sahin

We present a novel method to determine lepton energy scale and resolution corrections by means of an analytical likelihood maximization applied to Drell--Yan $Z \to \ell\ell$ eve…

hep-ex2026

Polarization measurement of $Λ_{c}^{+}$ and $Λ_{c}^{-}$ baryons in $p$ Ne collisions at $s_{N N} = 68.6$ GeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1174

The first measurement of the polarization of charm baryons by the LHCb experiment recorded in fixed-target mode is presented. The polarization of $Λ_{c}$ baryons is studied in collis…

hep-ex2026

Breaking barriers: the impact of ATLAS Virtual Visits in science communication

ATLAS Collaboration

The ATLAS Collaboration at CERN's Large Hadron Collider is at the forefront of particle physics research and is equally committed to bridging the gap between cutting-edge science a…

hep-ex2026

Measurement and effective field theory interpretation of the photon-fusion production cross section of a pair of W bosons in proton-proton collisions at $s$ = 13 TeV

CMS Collaboration

This analysis presents an observation of the photon-fusion production of W boson pairs using the CMS detector at the LHC. The total cross section of the W $^{+}$ W $^{-}$ production in ph…

hep-ex2026

Measurement of the $Υ$ (1S), $Υ$ (2S), and $Υ$ (3S) differential cross sections in pp collisions at $s$ = 13.6 TeV

CMS Collaboration

The production cross sections of the $Υ$ (1S), $Υ$ (2S), and $Υ$ (3S) mesons are measured in proton-proton collisions at $s$ = 13.6 TeV, using a data sample collected in 2022 b…

hep-ex2026

Search for heavy resonances decaying into two Higgs bosons in the $b b ˉ τ^{+} τ^{-}$ final state in proton-proton collisions at $s$ = 13 TeV

CMS Collaboration

A search is presented for massive narrow-width resonances in the mass range of 1 $-$ 4.5 TeV, decaying into pairs of Higgs bosons (HH). The search uses proton-proton collision data a…

hep-ex2026

Search for the pair production of long-lived supersymmetric partners of the tau lepton in proton-proton collisions at $s$ = 13 TeV

CMS Collaboration

Gauge-mediated supersymmetry-breaking models provide a strong motivation to search for a supersymmetric partner of the tau lepton (stau) with a macroscopic lifetime. Long-lived sta…

hep-ex2026

Observation of $C P$ violation in $B^{0} \to J / ψ ρ (770)^{0}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1172

The time-dependent $C P$ asymmetry in $B^{0} \to J / ψ ρ (770)^{0}$ decays is measured using proton-proton collision data corresponding to an integrated luminosity o…

hep-ex2026

Combination of searches for heavy vector boson resonances in proton-proton collisions at $s$ = 13 TeV

CMS Collaboration

A combined statistical analysis of searches for heavy vector boson resonances decaying into pairs of W, Z, or Higgs bosons, as well as into quark pairs ( $q q ˉ$ , $\math…

hep-ex2026

Evidence for the rare decay $B^{+} \to Λ ˉ p μ^{+} μ^{-}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1186

A search for the rare decay $B^{+} \to Λ ˉ p μ^{+} μ^{-}$ is performed using proton-proton collision data recorded by the LHCb experiment at a center-of-mass energy of $\sqrt{s}=…

hep-ex2026

Measurement of differential $t$ -channel single top (anti)quark production cross-sections at 13 TeV with the ATLAS detector

ATLAS Collaboration

The production of single top quarks and top antiquarks via the $t$ -channel exchange of a virtual $W$ boson is measured in proton-proton collisions at a centre-of-mass energy of 13…

hep-ex2026

First evidence of the $B_{s}^{0} \to K^{-} π^{+} γ$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1173

The first search for the $B_{s}^{0} \to K^{-} π^{+} γ$ decay in the range $796 < m (K^{-} π^{+}) < 1800 MeV/ c^{2}$ is performed using data from proton-proton collisions collected by the L…

hep-ex2026

Search for exotic Higgs boson decays H $\to$ $AA$ with $AA$ $\to$ $γ γ$ in events with a semi-merged topology in proton-proton collisions at $s$ = 13 TeV

CMS Collaboration

A search for exotic Higgs boson decays H $\to$ $AA$ , with $A$ $\to$ $γ γ$ is presented, using events with a semi-merged topology. One of the hypothetical particl…

Measurements of the Higgs boson production, fiducial and differential cross-sections in the four lepton decay channel using 164 fb−1 of data collected at s​ = 13.6 TeV with the ATLAS detector

A search for microscopic black holes, string balls, and sphalerons in proton-proton collisions at s​ = 13 TeV

Search for Higgs boson pair production in the bbˉWW decay channel with two leptons in the final state using proton-proton collision data at s​ = 13.6 TeV

Search for Higgs boson production at high transverse momentum in the WW decay channel in proton-proton collisions at s​ = 13 TeV

Missing-mass search in forward-proton-tagged dilepton events with the ATLAS detector

Measurement of the jet mass in hadronic decays of boosted W bosons at 13 TeV and extraction of the W boson mass

Combined effective field theory interpretation of measurements sensitive to quartic gauge boson couplings in pp collisions at s​=13 TeV with the ATLAS detector

Reconstruction of overlapping electromagnetic showers in calorimeters using Transformers

First measurement of time-dependent CP violation in the flavor-changing neutral-current decay B0→KS0​μ+μ−

Search for Higgs boson pair production in association with top-quark pairs using 196 fb−1 of proton-proton collision data at s​= 13 and 13.6 TeV with the ATLAS detector

Search for long-lived charginos and τ-sleptons using final states with a disappearing track in pp collisions at s​=13 TeV with the ATLAS detector

Lepton and photon energy scale and resolution corrections based on the minimization of an analytical likelihood: IJazZ2.0

Polarization measurement of Λc+​ and Λc−​ baryons in pNe collisions at sNN​​=68.6 GeV

Breaking barriers: the impact of ATLAS Virtual Visits in science communication

Measurement and effective field theory interpretation of the photon-fusion production cross section of a pair of W bosons in proton-proton collisions at s​ = 13 TeV

Measurement of the Υ(1S), Υ(2S), and Υ(3S) differential cross sections in pp collisions at s​ = 13.6 TeV

Search for heavy resonances decaying into two Higgs bosons in the bbˉτ+τ− final state in proton-proton collisions at s​ = 13 TeV

Search for the pair production of long-lived supersymmetric partners of the tau lepton in proton-proton collisions at s​ = 13 TeV

Observation of CP violation in B0→J/ψρ(770)0 decays

Combination of searches for heavy vector boson resonances in proton-proton collisions at s​ = 13 TeV

Evidence for the rare decay B+→Λˉpμ+μ−

Measurement of differential t-channel single top (anti)quark production cross-sections at 13 TeV with the ATLAS detector

First evidence of the Bs0​→K−π+γ decay

Search for exotic Higgs boson decays H → AA with AA → γγ in events with a semi-merged topology in proton-proton collisions at s​ = 13 TeV

Measurements of the Higgs boson production, fiducial and differential cross-sections in the four lepton decay channel using 164 fb $^{- 1}$ of data collected at $s$ = 13.6 TeV with the ATLAS detector

A search for microscopic black holes, string balls, and sphalerons in proton-proton collisions at $s$ = 13 TeV

Search for Higgs boson pair production in the $b b ˉ WW$ decay channel with two leptons in the final state using proton-proton collision data at $s$ = 13.6 TeV

Search for Higgs boson production at high transverse momentum in the WW decay channel in proton-proton collisions at $s$ = 13 TeV

Combined effective field theory interpretation of measurements sensitive to quartic gauge boson couplings in $pp$ collisions at $s = 13$ TeV with the ATLAS detector

First measurement of time-dependent $C P$ violation in the flavor-changing neutral-current decay $B^{0} \to K_{S}^{0} μ^{+} μ^{-}$

Search for Higgs boson pair production in association with top-quark pairs using 196 fb $^{- 1}$ of proton-proton collision data at $s =$ 13 and 13.6 TeV with the ATLAS detector

Search for long-lived charginos and $τ$ -sleptons using final states with a disappearing track in $pp$ collisions at $s = 13$ TeV with the ATLAS detector

Polarization measurement of $Λ_{c}^{+}$ and $Λ_{c}^{-}$ baryons in $p$ Ne collisions at $s_{N N} = 68.6$ GeV

Measurement and effective field theory interpretation of the photon-fusion production cross section of a pair of W bosons in proton-proton collisions at $s$ = 13 TeV

Measurement of the $Υ$ (1S), $Υ$ (2S), and $Υ$ (3S) differential cross sections in pp collisions at $s$ = 13.6 TeV

Search for heavy resonances decaying into two Higgs bosons in the $b b ˉ τ^{+} τ^{-}$ final state in proton-proton collisions at $s$ = 13 TeV

Search for the pair production of long-lived supersymmetric partners of the tau lepton in proton-proton collisions at $s$ = 13 TeV

Observation of $C P$ violation in $B^{0} \to J / ψ ρ (770)^{0}$ decays

Combination of searches for heavy vector boson resonances in proton-proton collisions at $s$ = 13 TeV

Evidence for the rare decay $B^{+} \to Λ ˉ p μ^{+} μ^{-}$

Measurement of differential $t$ -channel single top (anti)quark production cross-sections at 13 TeV with the ATLAS detector

First evidence of the $B_{s}^{0} \to K^{-} π^{+} γ$ decay

Search for exotic Higgs boson decays H $\to$ $AA$ with $AA$ $\to$ $γ γ$ in events with a semi-merged topology in proton-proton collisions at $s$ = 13 TeV