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EP Preprints

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2024-05-13
11:52
Search for time-dependent $CP$ violation in $D^0\to \pi^+\pi^-\pi^0$ decays
A measurement of time-dependent $CP$ violation in $D^0 \rightarrow \pi^+ \pi^- \pi^0$ decays using a $pp$ collision data sample collected by the LHCb experiment in 2012 and from 2015 to 2018, corresponding to an integrated luminosity of 7.7$\,\mathrm{fb}^{-1}$, is presented. [...]
CERN-EP-2024-111 ; LHCB-PAPER-2024-003. - 2024.
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2024-05-02
15:37
First observation of $Λ_{b}^{0} \rightarrow Σ_c^{(*)++} D^{(*)-} K^{-}$ decays / LHCb Collaboration
The four decays, $\Lambda_{b}^{0} \rightarrow \Sigma_c^{(*)++} D^{(*)-} K^{-}$, are observed for the first time using proton-proton collision data collected with the LHCb detector at a centre-of-mass energy of $13\,\rm{TeV}$, corresponding to an integrated luminosity of $6\,\rm{fb}^{-1}$. [...]
arXiv:2404.19510 ; LHCb-PAPER-2023-044 ; CERN-EP-2024-098. - 2024. - 21 p.
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2024-05-02
11:55
Amplitude analysis and branching fraction measurement of $B^{+} \to D^{*-}D_{s}^{+}\pi^{+}$ decays / LHCb Collaboration
The decays of the $B^{+}$ meson to the final state $D^{*-}D^{+}_{s}\pi^{+}$ are studied in proton-proton collision data collected with the LHCb detector at centre-of-mass energies of 7, 8, and 13 TeV, corresponding to a total integrated luminosity of 9 fb$^{-1}$. [...]
arXiv:2405.00098 ; LHCb-PAPER-2024-001 ; CERN-EP-2024-110. - 2024. - 41 p.
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2024-04-19
00:48
Studies on $R_K$ with Large Dilepton Invariant-Mass, $\\$ Scalable Pythonic Fitting,$\\$ and Online Event Interpretation with GNNs at LHCb / Eschle, Jonas
The Standard Model of particle physics is the established theory describing nature's phenomena involving the most fundamental particles [...]
arXiv:2402.12622 ; CERN-THESIS-2024-036 - 2024-01-24. - 269 p.


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2024-04-11
09:27
Search for prompt production of pentaquarks in open charm hadron final states / LHCb Collaboration
A search for hidden-charm pentaquark states decaying to a range of $\Sigma_{c}\bar{D}$ and $\Lambda_{c}^{+}\bar{D}$ final states, as well as doubly-charmed pentaquark states to $\Sigma_{c}D$ and $\Lambda_{c}^{+}D$, is made using samples of proton-proton collision data corresponding to an integrated luminosity of $5.7fb^{-1}$ recorded by the LHCb detector at $\sqrt{s} = 13 Te\kern -0.1em V$. [...]
arXiv:2404.07131 ; LHCb-PAPER-2023-018 ; CERN-EP-2024-071 ; LHCB-PAPER-2023-018. - 2024. - 29 p.
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2024-03-07
13:59
Amplitude analysis of the $\Lambda_b^0\to pK^-\gamma$ decay / LHCb Collaboration
The resonant structure of the radiative decay $\Lambda_b^0\to pK^-\gamma$ in the region of proton-kaon invariant-mass up to 2.5 GeV$/c^2$ is studied using proton-proton collision data recorded at centre-of-mass energies of 7, 8, and 13 TeV collected with the LHCb detector, corresponding to a total integrated luminosity of 9 fb$^{-1}$. [...]
arXiv:2403.03710 ; LHCb-PAPER-2023-036 ; CERN-EP-2023-253 ; LHCB-PAPER-2023-036. - 2024. - 39 p.
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2024-03-06
14:45
First observation of the $\Lambda^0_b \to D^+ D^- \Lambda$ decay / LHCb Collaboration
The $\Lambda^0_b \to D^+ D^- \Lambda$ decay is observed for the first time using proton-proton collision data collected by the LHCb experiment at a center-of-mass energy of $13 \mathrm{TeV}$, corresponding to an integrated luminosity of $5.3 \mathrm{fb}^{-1}$. [...]
arXiv:2403.03586 ; LHCb-PAPER-2023-042 ; CERN-EP-2024-041 ; LHCB-PAPER-2023-042. - 2024. - 23 p.
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2024-02-29
14:56
Results and perspectives from the first two years of neutrino physics at the LHC by the SND@LHC experiment / Van Herwijnen, Eric (Imperial College (GB)) ; De Lellis, Giovanni (Universita Federico II e INFN Sezione di Napoli (IT))
After a rapid approval and installation, the SND@LHC Collaboration was able to take data successfully in 2022 and 2023. [...]
CERN-OPEN-2024-003. - 2024. - 13 p.
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2024-02-26
13:36
Observation of the $B_c^+ \to J/\psi \pi^+ \pi^0$ decay / LHCb Collaboration
The first observation of the $B_c^+ \to J/\psi \pi^+ \pi^0$ decay is reported with high significance using proton-proton collision data, corresponding to an integrated luminosity of 9 fb$^{-1}$, collected with the LHCb detector at centre-of-mass energies of 7, 8, and 13 TeV. [...]
arXiv:2402.05523 ; LHCb-PAPER-2023-046 ; CERN-EP-2024-019 ; LHCB-PAPER-2023-046. - 2024. - 30 p.
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2024-02-21
12:21
Leaving No Matter Unturned - Analysing existing LHC measurements and events with jets and missing transverse energy measured by the ATLAS Experiment in search of Dark Matter / Habedank, Martin
Various astrophysical observations point towards an as-of-yet unexplained, mainly gravitationally interacting type of matter [...]
arXiv:2402.13760 - Humboldt-Universität zu Berlin, 2024-03-25. - 313 p.


10.3204/PUBDB-2024-01286
10.18452/28362

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