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2024-02-23
10:18
Measurement of $Z$ boson production cross-section in $pp$ collisions at $\sqrt{s} = 5.02$ TeV
The first measurement of the $Z$ boson production cross-section at centre-of-mass energy $\sqrt{s} = 5.02\,$TeV in the forward region is reported, using $pp$ collision data collected by the LHCb experiment in year 2017, corresponding to an integrated luminosity of $100 \pm 2\,\rm{pb^{-1}}$. [...]
CERN-EP-2023-141 ; LHCB-PAPER-2023-010.
- 2024.
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2024-02-12
11:08
Measurement of the Branching Fraction of $B^{0} \rightarrow J/\psi \pi^{0}$ Decays / LHCb Collaboration
The ratio of branching fractions between $B^{0} \rightarrow J/\psi \pi^{0}$ and $B^{+} \rightarrow J/\psi K^{*+}$ decays is measured with proton-proton collision data collected by the LHCb experiment, corresponding to an integrated luminosity of 9 fb$^{-1}$. [...]
arXiv:2402.05528 ; LHCb-PAPER-2023-041 ; CERN-EP-2024-009.
- 2024. - 28 p.
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2024-02-02
14:10
Measurements of the branching fraction ratio $\mathcal{B}(\phi\to\mu^{+}\mu^{-})$/$\mathcal{B}(\phi\to e^{+}e^{-})$ with charm meson decays / LHCb Collaboration
Measurements of the branching fraction ratio ${\mathcal{B}(\phi \to \mu^+ \mu^-)/\mathcal{B}(\phi\to e^+e^-)}$ with ${D_{s}^{+} \to \pi^{+} \phi}$ and ${D^{+} \to \pi^{+} \phi}$ decays, denoted $R^{s}_{\phi \pi}$ and $R^{d}_{\phi \pi}$, are presented. [...]
arXiv:2402.01336 ; LHCb-PAPER-2023-038 ; CERN-EP-2024-001 ; LHCB-PAPER-2023-038.
- 2024. - 25 p.
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2024-02-01
08:59
Study of $CP$ violation in $B^0_{(s)} to D K^{*}(892)^0$ decays with $D \to K \pi ( \pi \pi)$, $ \pi \pi( \pi \pi)$, and $KK$ final states / LHCb Collaboration
A measurement of $CP$-violating observables associated with the interference of $B^0\to D^0 K^{*}(892)^0$ and $B^0\to \overline{D}^0 K^*(892)^0$ decay amplitudes is performed in the $D^0 \to K^{\mp}\pi^{\pm}(\pi^+\pi^-),$ $D^0 \to \pi^+\pi^-(\pi^+\pi^-)$, and $D^0\to K^+K^-$ final states using data collected by the LHCb experiment corresponding to an integrated luminosity of $9$~$\text{fb}^{-1}$. [...]
arXiv:2401.17934 ; LHCb-PAPER-2023-040 ; CERN-EP-2024-007 ; LHCB-PAPER-2023-040.
- 2024. - 31 p.
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2024-01-23
10:28
Prompt and nonprompt $\psi(2S)$ production in $p$Pb collisions at $\sqrt{s_{NN}}=8.16$ TeV / LHCb Collaboration
The production of $\psi(2S)$ mesons in proton-lead collisions at a centre-of-mass energy per nucleon pair of $\sqrt{s_{NN}}=8.16$ TeV is studied with the LHCb detector using data corresponding to an integrated luminosity of 34 nb$^{-1}$. [...]
arXiv:2401.11342 ; LHCb-PAPER-2023-024 ; CERN-EP-2023-293.
- 2024. - 55 p.
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2023-12-20
09:37
Search for $B_c^+\to\pi^+\mu^+\mu^-$ decays and measurement of the branching fraction ratio ${\cal B}(B_c^+\to\psi(2S)\pi^+)/{\cal B}(B_c^+\to J/\psi \pi^+)$ / LHCb Collaboration
The first search for nonresonant $B_c^+\to\pi^+\mu^+\mu^-$ decays is reported. [...]
arXiv:2312.12228 ; LHCb-PAPER-2023-037 ; CERN-EP-2023-280 ; LHCB-PAPER-2023-037.
- 2023. - 27 p.
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2023-12-15
10:04
Amplitude analysis of the $B^0 \to K^{*0}\mu^+\mu^-$ decay / LHCb Collaboration
An amplitude analysis of the $B^{0}\to K^{*0}\mu^+\mu^-$ decay is presented using a dataset corresponding to an integrated luminosity of $4.7$ fb$^{-1}$ of $pp$ collision data collected with the LHCb experiment. [...]
arXiv:2312.09115 ; LHCb-PAPER-2023-033 ; CERN-EP-2023-273.
- 2023. - 23 p.
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2023-12-15
09:55
Determination of short- and long-distance contributions in $B^0 \to K^{*0}\mu^+\mu^-$ decays / LHCb Collaboration
An amplitude analysis of the $B^0 \to K^{*0} \mu^+ \mu^-$ decay is presented. [...]
arXiv:2312.09102 ; LHCb-PAPER-2023-032 ; CERN-EP-2023-237.
- 2023. - 44 p.
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2023-11-29
14:16
Measurement of associated $J/\psi$-$\psi(2S)$ production cross-section in $pp$ collisions at $\sqrt{s}=13$ TeV / LHCb Collaboration
The cross-section of associated $J/\psi$-$\psi(2S)$ production in proton-proton collisions at a centre-of-mass energy of $\sqrt{s}=13$ TeV is measured using a data sample corresponding to an integrated luminosity of 4.2 fb$^{-1}$, collected by the LHCb experiment. [...]
arXiv:2311.15921 ; LHCb-PAPER-2023-023 ; CERN-EP-2023-243 ; LHCB-PAPER-2023-023.
- 2023. - 28 p.
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2023-11-29
14:11
Measurement of $J/\psi$-pair production in $pp$ collisions at $\sqrt{s}=13$ TeV and study of gluon transverse-momentum dependent PDFs / LHCb Collaboration
The production cross-section of $J/\psi$ pairs in proton-proton collisions at a centre-of-mass energy of $\sqrt{s}=13$ TeV is measured using a data sample corresponding to an integrated luminosity of 4.2 fb$^{-1}$ collected by the LHCb experiment. [...]
arXiv:2311.14085 ; LHCb-PAPER-2023-022 ; CERN-EP-2023-242 ; LHCB-PAPER-2023-022.
- 2023. - 38 p.
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