R. L. D. de Sa

activity

20112026

B_{s}^{0} π^{\pm}

State

161 citations · 1.5k across the 49 of their papers we have counts for

collaborators

50 papers

physics.data-an2026

The geometry of uncertainty decomposition in profile-likelihood fits

Rafael Coelho Lopes de Sá

Uncertainty decompositions in profile-likelihood fits are commonly reported through nuisance-parameter impacts, although shifting a fitted parameter and fluctuating the observation…

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

Effective field theory interpretation of ATLAS measurements involving the Higgs boson, electroweak bosons and the top quark

ATLAS Collaboration

Wilson coefficients in dimension-six effective field theory are constrained in a combined fit to several ATLAS measurements. These inputs probe Higgs-boson processes across multipl…

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

Evidence of Higgs boson inclusive production at high transverse momentum decaying to a pair of $b$ -quarks with the ATLAS detector

ATLAS Collaboration

This letter reports on the first evidence of Higgs-boson production at high transverse momentum in the $b b ˉ$ final state, reconstructed in a single large-radius jet. The resul…

hep-ex2026

Measurement of the $∣ V_{c b} ∣$ element of the CKM matrix in $t t ˉ$ decays with the ATLAS detector

ATLAS Collaboration

The first measurement of the magnitude of the CKM quark mixing matrix element $∣ V_{c b} ∣$ using on-shell $W$ -boson decays is presented. The measurement is made with $t t ˉ$ event…

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

Search for massive, long-lived particles in events with displaced vertices and displaced muons in $pp$ collisions at $s = 13.6$ TeV with the ATLAS experiment

ATLAS Collaboration

A search is presented for massive long-lived particles in events featuring at least one displaced vertex and at least one displaced muon, using proton-proton collision data collect…

hep-ex2026

Search for dimuon resonance in the 35 to 75 GeV mass range using 140 fb $^{- 1}$ of 13 TeV $pp$ collisions with the ATLAS detector

ATLAS Collaboration

A model-independent search for low-mass resonances decaying into pairs of oppositely charged muons is presented. The analysis uses proton-proton collision data corresponding to an…

hep-ex2024

Up and Down Quark Structure of the Proton

D0 Collaboration

We measure proton structure parameters sensitive primarily to valence quarks using 8.6 fb $^{- 1}$ of data collected by the D0 detector in $s = 1.96$ TeV $p p ˉ$ collisions a…

hep-ex2017★ 10 cited

Measurement of the Effective Weak Mixing Angle in $p p ˉ \to Z / γ^{*} \to ℓ^{+} ℓ^{-}$ Events

D0 Collaboration

We present a measurement of the effective weak mixing angle parameter $sin^{2} θ_{eff}^{ℓ}$ , in $p p ˉ \to Z / γ^{*} \to μ^{+} μ^{-}$ events at a center of mass ener…

hep-ex2016★ 161 cited

Evidence for a $B_{s}^{0} π^{\pm}$ State

D0 Collaboration

We report evidence of a narrow structure, $X (5568)$ , in the decay sequence $X (5568) \to B_{s}^{0} π^{\pm}$ , $B_{s}^{0} \to J / ψ ϕ$ , $J / ψ \to μ^{+} μ^{-}$ , $ϕ\rightarrow K^…

hep-ex2015★ 64 cited

Evidence for simultaneous production of $J / ψ$ and $Υ$ mesons

D0 Collaboration

We report evidence for the simultaneous production of $J / ψ$ and $Υ$ mesons in 8.1 fb $^{- 1}$ of data collected at $s =$ 1.96 TeV by the D0 experiment at the Fermilab $p p ˉ$ …

hep-ex2015★ 21 cited

Precise measurement of the top quark mass in dilepton decays using optimized neutrino weighting

D0 Collaboration

We measure the top quark mass in dilepton final states of top-antitop events in proton-antiproton collisions at sqrt(s) = 1.96 TeV, using data corresponding to an integrated lumino…

hep-ex2015★ 20 cited

Precision measurement of the top-quark mass in lepton+jets final states

D0 Collaboration

We measure the mass of the top quark in lepton $+$ jets final states using the full sample of $p p ˉ$ collision data collected by the D0 experiment in Run II of the Fermilab Tevat…

hep-ex2014★ 13 cited

Measurement of the $W + b$ -jet and $W + c$ -jet differential production cross sections in $p p ˉ$ collisions at $s = 1.96$ TeV

D0 Collaboration

We present a measurement of the cross sections for the associated production of a $W$ boson with at least one heavy quark jet, $b$ or $c$ , in proton-antiproton collisions. Data cor…

hep-ex2014★ 74 cited

Measurement of the electron charge asymmetry in $p p ˉ \to W + X \to eν + X$ decays in $p p ˉ$ collisions at $s = 1.96$ TeV

D0 Collaboration

We present a measurement of the electron charge asymmetry in $p p ˉ \to W + X \to e ν + X$ events at a center-of-mass energy of 1.96 TeV, using data corresponding to 9…

hep-ex2014★ 10 cited

Measurement of the $ϕ_{η}^{*}$ distribution of muon pairs with masses between 30 and 500 GeV in 10.4 fb $^{- 1}$ of $p p ˉ$ collisions

D0 Collaboration

We present a measurement of the distribution of the variable $ϕ_{η}^{*}$ for muon pairs with masses between 30 and 500 GeV, using the complete Run II data set collected by the D0 detec…

hep-ex2014★ 13 cited

Measurement of the $B_{s}^{0}$ lifetime in the flavor-specific decay channel $B_{s}^{0} \to D_{s}^{-} μ^{+} ν X$

D0 Collaboration

We present an updated measurement of the $B_{s}^{0}$ lifetime from the D0 collaboration using the semileptonic decays $B_{s}^{0} \to D_{s}^{-} μ^{+} ν X$ , with $D_{s}^{-} \to ϕ π^{-}$ and $ϕ\to K^+…

hep-ex2014★ 6 cited

Measurement of the direct CP-violating parameter A_CP in the decay D+ -> K- pi+ pi+

D0 Collaboration

We measure the direct CP-violating parameter A_CP for the decay of the charged charm meson, D+ -> K-pi+pi+ (and charge conjugate), using the full 10.4 fb-1 sample of ppbar collisio…

hep-ex2014★ 8 cited

Measurement of the Electric Charge of the Top Quark in $t t ˉ$ Events

D0 Collaboration

We present a measurement of the electric charge of top quarks using $t t ˉ$ events produced in $p p ˉ$ collisions at the Tevatron. The analysis is based on fully reconstructe…

hep-ex2014★ 52 cited

Precision measurement of the top-quark mass in lepton+jets final states

D0 Collaboration

We measure the mass of the top quark in lepton+jets final states using the full sample of $p p ˉ$ collision data collected by the D0 experiment in Run~II of the Fermilab Tevatro…

hep-ex2014★ 40 cited

Measurement of differential $t t ˉ$ production cross sections in $p p ˉ$ collisions

D0 Collaboration

The production of top quark-antiquark pair events in $p p ˉ$ collisions at $s = 1.96$ TeV is studied as a function of the transverse momentum and absolute value of the rapi…

The geometry of uncertainty decomposition in profile-likelihood fits

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

Effective field theory interpretation of ATLAS measurements involving the Higgs boson, electroweak bosons and the top quark

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

Evidence of Higgs boson inclusive production at high transverse momentum decaying to a pair of b-quarks with the ATLAS detector

Measurement of the ∣Vcb​∣ element of the CKM matrix in ttˉ decays with the ATLAS detector

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

Search for massive, long-lived particles in events with displaced vertices and displaced muons in pp collisions at s​=13.6 TeV with the ATLAS experiment

Search for dimuon resonance in the 35 to 75 GeV mass range using 140 fb−1 of 13 TeV pp collisions with the ATLAS detector

Up and Down Quark Structure of the Proton

Measurement of the Effective Weak Mixing Angle in ppˉ​→Z/γ∗→ℓ+ℓ− Events

Evidence for a Bs0​π± State

Evidence for simultaneous production of J/ψ and Υ mesons

Precise measurement of the top quark mass in dilepton decays using optimized neutrino weighting

Precision measurement of the top-quark mass in lepton+jets final states

Measurement of the W+b-jet and W+c-jet differential production cross sections in ppˉ​ collisions at s​=1.96 TeV

Measurement of the electron charge asymmetry in ppˉ​→W+X→eν+X decays in ppˉ​ collisions at s​=1.96 TeV

Measurement of the ϕη∗​ distribution of muon pairs with masses between 30 and 500 GeV in 10.4 fb−1 of ppˉ​ collisions

Measurement of the Bs0​ lifetime in the flavor-specific decay channel Bs0​→Ds−​μ+νX

Measurement of the direct CP-violating parameter A_CP in the decay D+ -> K- pi+ pi+

Measurement of the Electric Charge of the Top Quark in ttˉ Events

Precision measurement of the top-quark mass in lepton+jets final states

Measurement of differential ttˉ production cross sections in ppˉ​ collisions

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

Evidence of Higgs boson inclusive production at high transverse momentum decaying to a pair of $b$ -quarks with the ATLAS detector

Measurement of the $∣ V_{c b} ∣$ element of the CKM matrix in $t t ˉ$ decays with the ATLAS detector

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

Search for massive, long-lived particles in events with displaced vertices and displaced muons in $pp$ collisions at $s = 13.6$ TeV with the ATLAS experiment

Search for dimuon resonance in the 35 to 75 GeV mass range using 140 fb $^{- 1}$ of 13 TeV $pp$ collisions with the ATLAS detector

Measurement of the Effective Weak Mixing Angle in $p p ˉ \to Z / γ^{*} \to ℓ^{+} ℓ^{-}$ Events

Evidence for a $B_{s}^{0} π^{\pm}$ State

Evidence for simultaneous production of $J / ψ$ and $Υ$ mesons

Measurement of the $W + b$ -jet and $W + c$ -jet differential production cross sections in $p p ˉ$ collisions at $s = 1.96$ TeV

Measurement of the electron charge asymmetry in $p p ˉ \to W + X \to eν + X$ decays in $p p ˉ$ collisions at $s = 1.96$ TeV

Measurement of the $ϕ_{η}^{*}$ distribution of muon pairs with masses between 30 and 500 GeV in 10.4 fb $^{- 1}$ of $p p ˉ$ collisions

Measurement of the $B_{s}^{0}$ lifetime in the flavor-specific decay channel $B_{s}^{0} \to D_{s}^{-} μ^{+} ν X$

Measurement of the Electric Charge of the Top Quark in $t t ˉ$ Events

Measurement of differential $t t ˉ$ production cross sections in $p p ˉ$ collisions