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LHCb Papers

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2026-01-14
09:07
Search for lepton-number-violating $B^-\to D^{(*)+}\mu^-\mu^-$ decays / LHCb Collaboration
A search is performed for lepton-number-violating $B^-\to D^{(*)+}\mu^-\mu^-$ decays, using data collected by the LHCb experiment in proton-proton collisions at a center-of-mass energy of 13 TeV, corresponding to an integrated luminosity of 5.4 fb$^{-1}$. [...]
arXiv:2601.07657 ; LHCb-PAPER-2025-033 ; CERN-EP-2025-267 ; LHCB-PAPER-2025-033. - 2026 - 22.
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2026-01-13
15:40
Evidence for the rare decay $B^{+} \to \bar \Lambda p \mu^{+} \mu^{-}$
A search for the rare decay $B^{+} \to \bar \Lambda p \mu^{+} \mu^{- }$ is performed using proton-proton collision data recorded by the LHCb experiment at a center-of-mass energy of $\sqrt{s}= 13$ TeV, corresponding to an integrated luminosity of 5.4 fb$^-1$. [...]
CERN-EP-2025-277 ; arXiv:2601.06878 ; LHCB-PAPER-2025-051. - 2026
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2026-01-07
15:25
First evidence of the $B_s^0\rightarrow K^-\pi^+\gamma$ decay / LHCb Collaboration
The first search for the $B_s^0\rightarrow K^-\pi^+\gamma$ decay in the range $796< m(K^-\pi^+)<1800\,\text{Me\kern -0.1em V\!/}c^2$ is performed using data from proton-proton collisions collected by the LHCb experiment at centre-of-mass energies of 7, 8, and 13 TeV, corresponding to an integrated luminosity of 9 fb$^{-1}$. [...]
arXiv:2601.03083 ; LHCb-PAPER-2025-056 ; CERN-EP-2025-276 ; LHCB-PAPER-2025-056. - 2026 - 23.
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2026-01-05
16:33
A comprehensive analysis of the $B^0 \to K^{*0} \mu^+\mu^-$ decay / LHCb Collaboration
An analysis of the $B^{0}\rightarrow K^{*0}(\to K^+\pi^-)\mu^{+}\mu^{-}$ decay is presented using proton-proton collision data collected by the LHCb experiment, corresponding to an integrated luminosity of 8.4 fb$^{-1}$. [...]
arXiv:2512.18053 ; LHCb-PAPER-2025-041 ; CERN-EP-2025-278 ; LHCB-PAPER-2025-041. - 26.
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2025-12-17
13:49
Search for heavy neutral leptons in B-meson decays / LHCb Collaboration
A search for long-lived heavy neutral leptons produced in B-meson decays and decaying to a $\mu^\pm \pi^\mp$ final state is performed with data collected by the LHCb experiment in proton-proton collisions at a centre-of-mass energy of 13 TeV, corresponding to an integrated luminosity of $5\,\mathrm{fb}^{-1}$. [...]
arXiv:2512.14551 ; LHCb-PAPER-2025-042 ; CERN-EP-2025-264 ; LHCB-PAPER-2025-042. - 2025 - 30.
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2025-12-12
14:10
Measurement of the top-quark production cross-section and charge asymmetry at LHCb / LHCb Collaboration
The first measurements of the top- and antitop-quark differential production cross-sections and the top-quark charge asymmetry in the forward region are presented, using proton-proton collision data collected by the LHCb experiment at a centre-of-mass energy of 13 TeV corresponding to an integrated luminosity of 5.4 $fb^{-1}$. [...]
arXiv:2512.11324 ; LHCb-PAPER-2025-057 ; CERN-EP-2025-274 ; LHCB-PAPER-2025-057. - 2025 - 25.
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2025-12-11
13:40
Precision measurement of CP violation and branching fractions in $B^{\pm} \to K^0_{\mathrm{S}} h^{\pm}$ $(h = \pi, K)$ decays and search for the rare decay $B_c^{\pm} \to K ^0_{\mathrm{S}} K^{\pm}$ / LHCb Collaboration
An analysis of the decays $B^{\pm} \to K^0_{\mathrm{S}} \pi^{\pm}$ and $B^{\pm} \to K^0_{\mathrm{S}} K^{\pm}$ is performed using proton-proton collision data collected by the LHCb experiment at a center-of-mass energy of $13 TeV$, corresponding to an integrated luminosity of 5.4fb$^{-1}$. [...]
arXiv:2512.09288 ; CERN-EP-2025-261 ; LHCb-PAPER-2025-049 ; LHCB-PAPER-2025-049. - 2025 - 23.
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2025-12-05
14:06
Measurement of the branching fractions and longitudinal polarisations of $B^0_{(s)} \to K^{*0} \kern 0.18em \overline{\kern -0.18em K}{}^{*0}$ decays / LHCb Collaboration
A time- and flavour-integrated amplitude analysis of $B^0$ and $B^0_s$ decays to the $(K^+\pi^-)(K^-\pi^+)$ final state in the $K^*(892)^0 \kern 0.18em \overline{\kern -0.18em K}{}^{*}(892)^0$ region is presented, using $pp$ collision data recorded with the LHCb detector in 2011--2018, corresponding to an integrated luminosity of $9\,\text{fb}^{-1}$. [...]
arXiv:2512.05102 ; LHCb-PAPER-2025-046 ; CERN-EP-2025-265 ; LHCB-PAPER-2025-046. - 2025 - 46.
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2025-12-01
14:31
Observation of the rare baryonic decay $B^{+} \rightarrow p \bar{\Lambda}$ and measurement of its weak decay parameter / LHCb Collaboration
The first observation of the decay $B^{+} \rightarrow p \bar{\Lambda}$ is presented, using proton-proton collision data collected by the LHCb experiment between 2016 and 2018 at a center-of-mass energy of 13 TeV, corresponding to an integrated luminosity of $5.4fb{-1}$. [...]
arXiv:2512.00328 ; LHCb-PAPER-2025-044 ; CERN-EP-2025-263 ; LHCB-PAPER-2025-044. - 2025 - 24.
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2025-11-25
17:25
Observation and investigation of the $T_{c\bar{c}1}(4430)^{+}$ structure in $B^{+} \to \psi(2S) K_{\text{S}}^{0} \pi^{+}$ decays / LHCb Collaboration
The first four-dimensional amplitude analysis of the $B^{+} \to \psi(2S) K_{\text{S}}^{0} \pi^{+}$ decay is performed with proton-proton collision data collected by the LHCb experiment at $\sqrt{s} = 13~\mathrm{TeV}$, corresponding to an integrated luminosity of $5.4~\mathrm{fb^{-1}}$. [...]
arXiv:2511.20428 ; LHCb-PAPER-2025-039 ; CERN-EP-2025-234 ; LHCB-PAPER-2025-039. - 16.
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