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2025-05-22
10:01

Measurement of the $Z$ -boson mass / LHCb Collaboration
The first dedicated

Z

$Z$ -boson mass measurement at the LHC with

Z \to μ^{+} μ^{-}

$Z \to \mu^+\mu^-$ decays is reported. [...]
arXiv:2505.15582 ; LHCb-PAPER-2025-008 ; CERN-EP-2025-111 ; LHCB-PAPER-2025-008. - 2025 - 22.
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2025-05-21
13:57

Measurements of charmed meson and antimeson production asymmetries at $\sqrt{s} =13.6$ TeV / LHCb Collaboration
This article presents doubly differential measurements of the asymmetries in production rates between mesons containing a charm quark and those containing an anticharm quark in proton-proton collisions at a centre-of-mass energy of

\sqrt{s} = 13.6

$\sqrt{s}=13.6$ TeV using data recorded by the LHCb experiment. [...]
arXiv:2505.14494 ; LHCb-PAPER-2024-052 ; CERN-EP-2025-087 ; LHCB-PAPER-2024-052. - 2025 - 43.
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Detaljnije

2025-05-20
10:17

First measurement of $\,b$ -jet mass with and without grooming / LHCb Collaboration
The LHCb collaboration presents a novel suite of heavy-flavour jet substructure measurements at forward rapidity in proton-proton collisions at a centre-of-mass energy of

\sqrt{s} = 13

$\sqrt{s} = 13$ TeV. [...]
arXiv:2505.11955 ; LHCb-PAPER-2025-009 ; CERN-EP-2025-097 ; LHCB-PAPER-2025-009. - 2025 - 28.
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Detaljnije

2025-05-15
11:08

Rapidity and multiplicity dependence of charged-particle flow in $p$ Pb collisions at $\sqrt{s_{\rm NN}}=8.16$ Tev / LHCb Collaboration
The elliptic and triangular flow of charged particles are measured using two-particle angular correlations in

p

$p$ Pb collisions in the pseudorapidity range 2.0

< | η | <

$< |\eta| <$ 4.8. [...]
CERN-EP-2025-090 ; LHCb-PAPER-2025-003 ; arXiv:2505.09273. - 2025
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Detaljnije

2025-05-07
16:32

Measurement of the branching fraction ratio $R_K$ at large dilepton invariant mass / LHCb Collaboration
A test of lepton universality between muons and electrons is performed using

B^{+} \to K^{+} ℓ^{+} ℓ^{-}

$B^+ \rightarrow K^+\ell^+\ell^-$ decays (where

ℓ = e

$\ell = e$ ,

μ

$\mu$ ), in the dilepton invariant-mass-squared region above 14.3 GeV

^{2} / c^{4}

$^2/c^4$ . [...]
arXiv:2505.03483 ; LHCb-PAPER-2024-056 ; CERN-EP-2025-069. - 2025 - 37.
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Detaljnije

2025-04-30
10:10

Observation of the decay $B_s^0 \to K_S^0 p \bar{p}$ and measurement of the $B_{(s)}^0 \to K_S^0 p\bar{p}$ branching fraction / LHCb Collaboration
A study of the charmless baryonic decays

B_{(s)}^{0} \to K^{0} p \bar{p}

$B^0_{(s)}\rightarrow K^0 p \bar{p}$ is presented, where

B_{(s)}^{0}

$B^0_{(s)}$ denotes either a

B^{0}

$B^0$ or a

B_{s}^{0}

$B^0_s$ meson. [...]
arXiv:2504.21269 ; LHCb-PAPER-2025-001 ; CERN-EP-2025-085. - 2025 - 26.
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2025-04-10
15:16

Angular analysis of the decay $B_s^0 \to \phi e^+e^-$ / LHCb Collaboration
An angular analysis of the decay

B_{s}^{0} \to ϕ e^{+} e^{-}

$B^0_s\to\phi e^+e^-$ is presented, using proton-proton collision data collected with the LHCb detector between 2011 and 2018 at centre-of-mass energies of 7, 8 and 13

T e V

$\,\mathrm{Te\kern -0.1em V}$ . [...]
arXiv:2504.06346 ; LHCb-PAPER-2025-006 ; CERN-EP-2025-064 ; LHCB-PAPER-2025-006. - 2025 - 29.
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Detaljnije

2025-04-08
17:10

Observation of the very rare $\Sigma^+ \to p \mu^+ \mu^-$ decay / LHCb Collaboration
The first observation of the

Σ^{+} \to p μ^{+} μ^{-}

$\Sigma^+ \to p \mu^+ \mu^-$ decay is reported with high significance using proton-proton collision data, corresponding to an integrated luminosity of

5.4 {f b}^{- 1}

$5.4\,\rm{fb}^{-1}$ , collected with the LHCb detector at a centre-of-mass energy of 13~TeV. [...]
arXiv:2504.06096 ; LHCb-PAPER-2025-002 ; CERN-EP-2025-074. - 2025 - 27.
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Detaljnije

2025-04-08
13:48

Observation of the doubly-charmed-baryon decay $\Xi_{cc}^{++} \to \Xi_c^0 \pi^+ \pi^+$ / LHCb Collaboration
A search for the doubly-charmed-baryon decay

Ξ_{c c}^{+ +} \to Ξ_{c}^{0} (\to p K^{-} K^{-} π^{+}) π^{+} π^{+}

${\it \Xi}_{cc}^{++}\to{\it \Xi}_{c}^{0}(\to p K^{-}K^{-}\pi^{+})\pi^{+}\pi^{+}$ is performed using proton-proton collision data collected by the LHCb experiment at a centre-of-mass energy of 13 TeV and corresponding to an integrated luminosity of

5.4 {f b}^{- 1}

$5.4 {\,fb}^{-1}$ . [...]
arXiv:2504.05063 ; LHCb-PAPER-2024-053 ; CERN-EP-2025-047 ; LHCB-PAPER-2024-053. - 2025 - 23.
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Detaljnije

2025-04-02
15:59

Search for the $B^+_c\rightarrow \chi_{c1}(3872)\pi^+$ decay / LHCb Collaboration
A search for the decay

B_{c}^{+} \to χ_{c 1} (3872) π^{+}

$B^+_c\rightarrow \chi_{c1}(3872)\pi^+$ is reported using proton-proton collision data collected with the LHCb detector between 2011 and 2018 at centre-of-mass energies of 7, 8, and 13

T e V

$TeV$ , corresponding to an integrated luminosity of

9 f b^{- 1}

$9fb^{-1}$ . [...]
arXiv:2503.20039 ; CERN-EP-2025-042 ; LHCb-PAPER-2024-050 ; LHCB-PAPER-2024-050. - 2025 - 29.
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