Horia Hulubei National Institute for R and D in Physics and Nuclear Engineering

output

19972026

J / ψ p

resonances consistent with pentaquark states in

Λ_{b}^{0} \to J / ψ K^{-} p

decays

1.3k citations

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 2024Show all

269 papers · 1 filter

hep-ex2024★ 1 cited

Experimental search potential for sbottom via $χ ~_{1}^{\pm}$ decays at the LHC Run-3 and HL-LHC, in final states with same-sign leptons and multiple jets

Otilia Ducu

This paper explores the experimental search potential for sbottom pair production in an R-parity conserving scenario at the LHC Run-3 and HL-LHC. The sbottom decays with a 100% BR…

hep-ex2024★ 1 cited

Electron efficiency in LHC Run-2 with the ATLAS experiment

Otilia Ducu

The document presents a general overview of the electron reconstruction, identification and isolation performance in the ATLAS experiment. The results are obtained using 13 TeV pro…

hep-ex2024★ 1 cited

ATLAS searches for higgsinos with R-parity violating couplings in events with leptons

Otilia Ducu

This document presents two searches for Supersymmetry through the direct production of pairs of higgsinos decaying into final states with leptons and ( $b$ -) jets. The analyses are…

hep-ex2024★ 4 cited

Machine Learning-Assisted Measurement of Lepton-Jet Azimuthal Angular Asymmetries in Deep-Inelastic Scattering at HERA

The H1 collaboration, V. Andreev, M. Arratia +141

In deep-inelastic positron-proton scattering, the lepton-jet azimuthal angular asymmetry is measured using data collected with the H1 detector at HERA. When the average transverse…

nucl-ex2024★ 6 cited

High precision X-ray spectroscopy of kaonic neon

F Sgaramella, D Sirghi, K Toho +41

The high-precision kaonic neon X-ray transitions measurement performed by the SIDDHARTA-2 collaboration at the DA $Φ$ NE collider is reported. Both the X-ray energies and yields for…

nucl-ex2024★ 10 cited

Mirror Symmetry Breaking Disclosed in the Decay of Three-Proton Emitter 20Al

X. -D. Xu, I. Mukha, J. G. Li +25

The previously-unknown nucleus 20Al has been observed for the first time by detecting its in-flight decays. Tracking trajectories of all decay products with silicon micro-strip det…

hep-ph2024

Scalar sector of Type 2 Seesaw model explorations with multi-lepton final states

Călin Alexa, Otilia A. Ducu, Ana E. Dumitriu +5

Originally motivated for the generation of (Majorana) neutrino masses, the Type 2 Seesaw Model has also a rich extended Higgs sector with, if accessible at the LHC, a distinctive p…

hep-ex2024★ 2 cited

Identification of low-momentum muons in the CMS detector using multivariate techniques in proton-proton collisions at $s$ = 13.6 TeV

CMS Collaboration

"Soft" muons with a transverse momentum below 10 GeV are featured in many processes studied by the CMS experiment, such as decays of heavy-flavor hadrons or rare tau lepton decays.…

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★ 1 cited

Determination of the strong coupling and its running from measurements of inclusive jet production

CMS Collaboration

The value of the strong coupling $α_{S}$ is determined in a comprehensive analysis at next-to-next-to-leading order accuracy in quantum chromodynamics. The analysis uses dou…

nucl-ex2024★ 1 cited

First measurement of symmetric cumulants of hexagonal flow harmonics in Pb $-$ Pb collisions at $s_{NN}$ = 5.02 TeV

ALICE Collaboration

Correlations between event-by-event fluctuations of anisotropic flow harmonics are measured in Pb $-$ Pb collisions at a center-of-mass energy per nucleon pair of 5.02 TeV, as record…

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…

nucl-ex2024★ 2 cited

Azimuthal anisotropies of charged particles with high transverse momentum in Pb+Pb collisions at $s_{_{NN}} = 5.02$ TeV with the ATLAS detector

ATLAS Collaboration

A measurement is presented of elliptic ( $v_{2}$ ) and triangular ( $v_{3}$ ) azimuthal anisotropy coefficients for charged particles produced in Pb+Pb collisions at $\sqrt{s_{_\text{NN}}}…

nucl-ex2024★ 8 cited

Measurement of light-by-light scattering and the Breit-Wheeler process, and search for axion-like particles in ultraperipheral PbPb collisions at $s_{NN}$ = 5.02 TeV

CMS Collaboration

Measurements of light-by-light scattering (LbL, $γ γ$ $\to$ $γ γ$ ) and the Breit-Wheeler process (BW, $γ γ$ $\to$ $e^{+} e^{-}$ ) are reported in ultraperipheral PbPb collisions at…

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★ 2 cited

Measurement of $C P$ asymmetry in $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1119

A measurement of the $C P$ -violating parameters in $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ decays is reported, based on the analysis of proton-proton collision data collected by the LHCb expe…

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★ 13 cited

Observation of the $K^{+} \to π^{+} ν ν ˉ$ decay and measurement of its branching ratio

NA62 Collaboration

A measurement of the $K^{+} \to π^{+} ν ν ˉ$ decay by the NA62 experiment at the CERN SPS is presented, using data collected in 2021 and 2022. This dataset was recorded, afte…

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…

Experimental search potential for sbottom via χ~​1±​ decays at the LHC Run-3 and HL-LHC, in final states with same-sign leptons and multiple jets

Electron efficiency in LHC Run-2 with the ATLAS experiment

ATLAS searches for higgsinos with R-parity violating couplings in events with leptons

Machine Learning-Assisted Measurement of Lepton-Jet Azimuthal Angular Asymmetries in Deep-Inelastic Scattering at HERA

High precision X-ray spectroscopy of kaonic neon

Mirror Symmetry Breaking Disclosed in the Decay of Three-Proton Emitter 20Al

Scalar sector of Type 2 Seesaw model explorations with multi-lepton final states

Identification of low-momentum muons in the CMS detector using multivariate techniques in proton-proton collisions at s​ = 13.6 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

Determination of the strong coupling and its running from measurements of inclusive jet production

First measurement of symmetric cumulants of hexagonal flow harmonics in Pb−Pb collisions at sNN​​ = 5.02 TeV

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

Azimuthal anisotropies of charged particles with high transverse momentum in Pb+Pb collisions at sNN​​​=5.02 TeV with the ATLAS detector

Measurement of light-by-light scattering and the Breit-Wheeler process, and search for axion-like particles in ultraperipheral PbPb collisions at sNN​​ = 5.02 TeV

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

Measurement of CP asymmetry in Bs0​→Ds∓​K± decays

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

Observation of the K+→π+ννˉ decay and measurement of its branching ratio

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

Experimental search potential for sbottom via $χ ~_{1}^{\pm}$ decays at the LHC Run-3 and HL-LHC, in final states with same-sign leptons and multiple jets

Identification of low-momentum muons in the CMS detector using multivariate techniques in proton-proton collisions at $s$ = 13.6 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

First measurement of symmetric cumulants of hexagonal flow harmonics in Pb $-$ Pb collisions at $s_{NN}$ = 5.02 TeV

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

Azimuthal anisotropies of charged particles with high transverse momentum in Pb+Pb collisions at $s_{_{NN}} = 5.02$ TeV with the ATLAS detector

Measurement of light-by-light scattering and the Breit-Wheeler process, and search for axion-like particles in ultraperipheral PbPb collisions at $s_{NN}$ = 5.02 TeV

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

Measurement of $C P$ asymmetry in $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ decays

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

Observation of the $K^{+} \to π^{+} ν ν ˉ$ decay and measurement of its branching ratio

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