V. Kholoimov

activity

20232026

most citedLHCb potential to discover long-lived new physics particles with lifetimes above 100 ps

15 citations · 17 across the 15 of their papers we have counts for

collaborators

18 papers

hep-ex2026

Observation of the $Ξ_{b}^{-} \to Ξ^{-} μ^{+} μ^{-}$ and study of the $Ξ_{b}^{-} \to Ξ^{-} ψ (2 S)$ decays

LHCb collaboration, R. Aaij, M. Abdelfatah +1161

The rare decay $Ξ_{b}^{-} \to Ξ^{-} μ^{+} μ^{-}$ is observed for the first time using proton-proton collision data collected by the LHCb experiment at centre-of-mass energies of $7$ , $8$ and~$…

hep-ex2026

Energy-energy correlators within $Z$ -tagged jets in proton-proton collisions at $s$ = 13 TeV

LHCb collaboration, R. Aaij, M. Abdelfatah +1161

Energy-energy correlators probe perturbative and nonperturbative QCD regimes of jet formation through momentum-weighted angular correlations between hadrons. First measurements in…

hep-ex2026

First measurement of the forward rapidity dependence of $W$ boson transverse helicity fractions

LHCb collaboration, R. Aaij, M. Abdelfatah +1160

The transverse helicity fractions of $W$ bosons are measured as a function of the $W$ boson rapidity, $y_{W}$ , in the range $0 \leq y_{W} \leq 5$ using $W \to μ ν_{μ}$ decays in $pp$ co…

hep-ex2026

Measurement of the $Ω_{b}^{-}$ baryon lifetime

LHCb collaboration, R. Aaij, M. Abdelfatah +1160

The lifetime ratio $r_{τ} \equiv τ_{Ω_{b}^{-}} / τ_{Ξ_{b}^{-}}$ between the $Ω_{b}^{-}$ and $Ξ_{b}^{-}$ baryons is measured using a sample of $pp$ collision data corresponding to an integrated lum…

hep-ex2026

Discovery of an unexpectedly light and narrow beauty-strange state

LHCb collaboration, R. Aaij, M. Abdelfatah +1152

As the essential building blocks of visible matter, hadrons have traditionally been classified by the quark model as mesons composed of quark-antiquark pairs and baryons built from…

hep-ex2026

Observation of the doubly charmed baryon $Ω_{cc}^{+}$

LHCb collaboration, R. Aaij, M. Abdelfatah +1153

A search for the doubly charmed baryon $Ω_{cc}^{+}$ in the $Ω_{c}^{0} π^{+}$ decay channel is performed using proton-proton collision data corresponding to an integrated lum…

hep-ex2026

Observation of $Ξ_{b}^{0} \to Ξ^{0} J / ψ$ and evidence for $Ξ_{b}^{0} \to Ξ^{0} ψ (2 S)$ decays

LHCb collaboration, R. Aaij, M. Abdelfatah +1159

The first search for the beauty baryon decays $Ξ_{b}^{0} \to Ξ^{0} J / ψ$ and $Ξ_{b}^{0} \to Ξ^{0} ψ (2 S)$ is presented using the proton-proton collision dataset collected by the LHCb…

hep-ex2026

Stringent limits on $C P T$ - and Lorentz-invariance violation from $B_{s}^{0}$ meson decays

LHCb collaboration, R. Aaij, M. Abdelfatah +1161

Tests of fundamental symmetries, such as $C P T$ and Lorentz invariance, provide sensitive probes of physics beyond the standard quantum-field-theory framework. Possible violations…

hep-ex2026

First measurement of the ratio of $ψ (2 S)$ -to- $J / ψ$ inclusive production in $p Ar$ and $pp$ collisions at $s_{NN} = 113 GeV$ with SMOG2

LHCb collaboration, R. Aaij, M. Abdelfatah +1162

A measurement of the $ψ (2 S)$ -to- $J / ψ$ production cross-section ratio is performed in proton-argon ( $p Ar$ ) and proton-proton ( $pp$ ) collisions in fixed-target mode at $\sqr…

hep-ex2026

Observation of the $Ξ_{c}^{0} \to p K^{-}$ decay and measurement of its decay asymmetry

LHCb collaboration, R. Aaij, M. Abdelfatah +1154

A search for the Cabibbo-suppressed decay $Ξ_{c}^{0} \to p K^{-}$ is performed using $pp$ collision data corresponding to an integrated luminosity of $5.4 fb^{- 1}$ , collected by…

hep-ex2026

Angular analysis of the decay $Λ_{b}^{0} \to Λ (1520) μ^{+} μ^{-}$

LHCb collaboration, R. Aaij, M. Abdelfatah +1161

The first angular analysis of $Λ_{b}^{0} \to Λ (1520) μ^{+} μ^{-}$ decays is presented, using proton-proton collision data collected with the LHCb detector betwe…

hep-ex2026

Model-independent measurement of the transversity amplitudes of the $B^{0} \to K^{* 0} μ^{+} μ^{-}$ decay

LHCb collaboration, R. Aaij, M. Abdelfatah +1154

An analysis of the decay amplitudes of $B^{0} \to K^{* 0} (\to K^{+} π^{-}) μ^{+} μ^{-}$ is presented, using proton-proton collision data recorded by the LHCb experiment at centre-of-mass energie…

nucl-ex2026

Modification of $Υ$ production in $p$ O and OO collisions at LHCb

LHCb collaboration, R. Aaij, M. Abdelfatah +1161

The production rates of $Υ (2 S)$ and $Υ (3 S)$ mesons relative to that of the $Υ (1 S)$ state are measured in $pp$ , $p$ O, and OO collisions by the LHCb collaboratio…

physics.ins-det2026

Seeding and Matching algorithms for the first GPU-based High Level Trigger of the LHCb experiment

Christina Agapopoulou, Lukas Calefice, Álvaro Fernández Casani +10

We describe the GPU implementation of the Seeding and Matching algorithms, developed for the first level trigger of the LHCb experiment and key to reconstruct long and very displac…

hep-ex2026

Energy efficiency of a GPU-based computing system for High Energy Physics experiments

Jiahui Zhuo, Arantza Oyanguren, Álvaro Fernández Casani +2

In this paper we introduce the energy efficiency as a new metric for evaluating both hardware platforms based on Graphic Processor Units (GPU), and algorithm optimisations at High…

hep-ph2025

Feebly Interacting Particles: FIPs at LHCb

J. Alimena, J. Boyd, G. Cacciapaglia +36

With the establishment and maturation of the experimental programs searching for new physics with sizeable couplings at the LHC, there is an increasing interest in the broader part…

hep-ex2025★ 2 cited

A Downstream and vertexing algorithm for Long Lived Particles (LLP) selection at the first High-level trigger (HLT1) of LHCb

V. Kholoimov, B. Kishor Jashal, A. Oyanguren +2

A new algorithm has been developed at LHCb which is able to reconstruct and select very displaced vertices in real-time at the first level of the trigger (HLT1). It makes use of th…

hep-ph2023★ 15 cited

LHCb potential to discover long-lived new physics particles with lifetimes above 100 ps

Volodymyr Gorkavenko, Brij Jashal, Valerii Kholoimov +6

For years, it has been believed that the main LHC detectors can only restrictively play the role of a lifetime frontier experiment exploring the parameter space of long-lived parti…

Observation of the Ξb−​→Ξ−μ+μ− and study of the Ξb−​→Ξ−ψ(2S) decays

Energy-energy correlators within Z-tagged jets in proton-proton collisions at s​ = 13 TeV

First measurement of the forward rapidity dependence of W boson transverse helicity fractions

Measurement of the Ωb−​ baryon lifetime

Discovery of an unexpectedly light and narrow beauty-strange state

Observation of the doubly charmed baryon Ωcc+​

Observation of Ξb0​→Ξ0J/ψ and evidence for Ξb0​→Ξ0ψ(2S) decays

Stringent limits on CPT- and Lorentz-invariance violation from Bs0​ meson decays

First measurement of the ratio of ψ(2S)-to-J/ψ inclusive production in pAr and pp collisions at sNN​​=113GeV with SMOG2

Observation of the Ξc0​→pK− decay and measurement of its decay asymmetry

Angular analysis of the decay Λb0​→Λ(1520)μ+μ−

Model-independent measurement of the transversity amplitudes of the B0→K∗0μ+μ− decay

Modification of Υ production in pO and OO collisions at LHCb

Seeding and Matching algorithms for the first GPU-based High Level Trigger of the LHCb experiment

Energy efficiency of a GPU-based computing system for High Energy Physics experiments

Feebly Interacting Particles: FIPs at LHCb

A Downstream and vertexing algorithm for Long Lived Particles (LLP) selection at the first High-level trigger (HLT1) of LHCb

LHCb potential to discover long-lived new physics particles with lifetimes above 100 ps

Observation of the $Ξ_{b}^{-} \to Ξ^{-} μ^{+} μ^{-}$ and study of the $Ξ_{b}^{-} \to Ξ^{-} ψ (2 S)$ decays

Energy-energy correlators within $Z$ -tagged jets in proton-proton collisions at $s$ = 13 TeV

First measurement of the forward rapidity dependence of $W$ boson transverse helicity fractions

Measurement of the $Ω_{b}^{-}$ baryon lifetime

Observation of the doubly charmed baryon $Ω_{cc}^{+}$

Observation of $Ξ_{b}^{0} \to Ξ^{0} J / ψ$ and evidence for $Ξ_{b}^{0} \to Ξ^{0} ψ (2 S)$ decays

Stringent limits on $C P T$ - and Lorentz-invariance violation from $B_{s}^{0}$ meson decays

First measurement of the ratio of $ψ (2 S)$ -to- $J / ψ$ inclusive production in $p Ar$ and $pp$ collisions at $s_{NN} = 113 GeV$ with SMOG2

Observation of the $Ξ_{c}^{0} \to p K^{-}$ decay and measurement of its decay asymmetry

Angular analysis of the decay $Λ_{b}^{0} \to Λ (1520) μ^{+} μ^{-}$

Model-independent measurement of the transversity amplitudes of the $B^{0} \to K^{* 0} μ^{+} μ^{-}$ decay

Modification of $Υ$ production in $p$ O and OO collisions at LHCb