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The LHCb collaboration measures the time‑dependent CP asymmetry in B⁰ → J/ψ ρ⁰ decays, reporting the first observation of CP violation in this channel and determining the effective…

#cp violation#b meson decays#time-dependent asymmetry#lhcb experiment

Publications (215)

Measurement of CP violation in $B^0\toÏ(\to\ell^+\ell^-)K^0_S(\toÏ^+Ï^-)$ decays

Observation of the rare baryonic decay $B^{+}\rightarrow p \bar{\itÎ}$ and measurement of its weak decay parameter

Search for charge-parity violation in semileptonically tagged $D^{0} \to K^{+} Ï^{-}$ decays

Observation of muonic Dalitz decays of $Ï_{b}$ mesons and precise spectroscopy of hidden-beauty states

Study of $B_{c}(1P)^{+}$ states in the $B_{c}^{+} Î³$ mass spectrum

Measurement of forward charged hadron flow harmonics in peripheral PbPb collisions at $\sqrt{s_{NN}}=5.02$ TeV with the LHCb detector

Evidence for the rare decay $B^{+} \to \bar Îp Î¼^{+} Î¼^{-}$

Search for the lepton-flavour violating decays $B^+ \to Ï^+ Î¼^\pm e^\mp$

Constraints on the photon polarisation in $b \to s Î³$ transitions using $B_s^0 \rightarrow Ïe^+e^-$ decays

Measurement of the CKM angle $Î³$ in $B^{\pm} \to D K^*(892)^{\pm}$ decays

Observation of the $B^+ \rightarrow J/ÏÎ·^{\prime} K^+$ decay

Measurement of the $Î_{b}^{0}\to Î(1520) Î¼^{+}Î¼^{-}$ differential branching fraction

Study of the Bose-Einstein correlations of same-sign pions in proton-lead collisions

Search for $D^{*}(2007)^0\toÎ¼^+Î¼^-$ in $B^-\toÏ^-Î¼^+Î¼^-$ decays

Search for prompt production of pentaquarks in charm hadron final states

Analysis of $\itÎ^\mathrm{0}_b \rightarrow pK^-Î¼^+Î¼^-$ decays

Observation of the $B_c^+ \to J/ÏÏ^+ Ï^0$ decay

Search for $B_{(s)}^{*0}\toÎ¼^+Î¼^-$ in $B_c^+\toÏ^+Î¼^+Î¼^-$ decays

Measurement of $J/Ï$-pair production in $pp$ collisions at $\sqrt{s}=13$ TeV and study of gluon transverse-momentum dependent PDFs

Study of light-meson resonances decaying to $K^0_{\rm S} K Ï$ in the $B \to (K^0_{\rm S} K Ï) K$ channels

Study of the rare decay $J/Ï\to Î¼^+Î¼^-Î¼^+Î¼^-$

Observation of exotic $J/ÏÏ$ resonant structure in diffractive processes in proton-proton collisions

Improved measurement of $Î·/ Î·^{\prime}$ mixing in $B^{0}_{(s)} \rightarrow J/ÏÎ·^{(\prime)}$ decays

Production of $Î·$ and $Î·'$ mesons in $pp$ and $p$Pb collisions

Measurement of the ratio of branching fractions $\mathcal{B}(B_c^+ \to B_s^0 Ï^+)/\mathcal{B}(B_c^+ \to J/ÏÏ^+)$

Measurement of $Î³$ using $B^{\pm}\rightarrow DK^{\pm}$ and $B^{\pm}\rightarrow DÏ^{\pm}$ decays with $D\rightarrow K_{\rm S}^{0}Ï^{+}Ï^{-}$ and $D\rightarrow K_{\rm S}^{0}K^{+}K^{-}$

Observation of charge-parity symmetry breaking in baryon decays

Observation of the $Î_b^0 \to J/ÏÎ^- K^+$ and $Î_b^0 \to J/ÏÎ^- Ï^+$ decays

Precision measurement of the muon charge asymmetry from $W$-boson decays in $pp$ collisions at $\sqrt{s}$ = 13 TeV in the forward region

Measurement of $D^0-\overline{D}^0$ mixing and search for $CP$ violation with $D^0\rightarrow K^+Ï^-$ decays

Prompt and nonprompt $Ï(2S)$ production in $p$Pb collisions at $\sqrt{s_{NN}}=8.16$ TeV

First observation of $CP$ violation and measurement of polarization in $B^+\toÏ(770)^0 K^*(892)^+$ decays

Amplitude analysis of the $Î^+_c\to pK^-Ï^+$ decay and $Î^+_c$ baryon polarization measurement in semileptonic beauty-hadron decays

Search for heavy neutral leptons in B-meson decays

Measurement of the $Z$ boson production cross-section in $pp$ collisions at $\sqrt{s} = 5.02$ TeV

The LHCb upgrade I

Measurement of the $W \to Î¼Î½_Î¼$ cross-sections as a function of the muon transverse momentum in $pp$ collisions at 5.02 TeV

Measurement of $C\!P$ asymmetry in $D^0 \to K^0_{\rm S} K^0_{\rm S}$ decays with Run 3 data

$C\!P$ violation analysis of local and nonlocal amplitudes in the $\overline{B}^0 \to \overline{K}^{*0}Î¼^+Î¼^-$ decay

Amplitude analysis of $B^0 \rightarrow \overline{D}^0 D_s^+ Ï^-$ and $B^+ \rightarrow D^- D_s^+ Ï^+$ decays

Amplitude analysis of $B^+ \to Ï(2S) K^+ Ï^+ Ï^-$ decays

Determination of short- and long-distance contributions in $B^{0}\to K^{*0}Î¼^+Î¼^-$ decays

Measurement of the Lund plane for light- and beauty-quark jets

Updated measurement of $CP$ violation and polarisation in $B^0_s \rightarrow J/Ï\overline{K}{}^{*}\kern-1pt(892)^{0}$ decays

Measurements of charmed meson and antimeson production asymmetries at $\sqrt{s} =13.6$ TeV

Measurement of the top-quark production cross-section and charge asymmetry at LHCb

Measurement of the CKM angle $Î³$ using the $B^{\pm}\rightarrow D^{*} h^{\pm}$ channels

Observation of a resonant structure near the $D_s^+ D_s^-$ threshold in the $B^+\to D_s^+ D_s^- K^+$ decay

Measurement of the branching fraction ratios $R(D^{+})$ and $R(D^{*+})$ using muonic $Ï$ decays

Inclusive $B$-meson flavour-tagging algorithm at LHCb

Observation of new charmonium(-like) states in $B^+ \to D^{*\pm} D^{\mp} K^+$ decays

Measurement of the $D^{*}$ longitudinal polarization in $B^0\to D^{*-}Ï^{+}Î½_Ï$ decays

Study of charmonium decays to $K^0_S K Ï$ in the $B \to (K^0_S K Ï) K$ channels

Machine learning techniques for jet reconstruction at LHCb and application to the search for $H \to b \bar{b}$ and $H \to c \bar{c}$ in $\sqrt{s}=13$ TeV $pp$ collisions

Observation of orbitally excited $B_{c}^{+}$ states

Open charm production and asymmetry in $p$Ne collisions at $\sqrt{s_{\scriptscriptstyle\rm NN}} =$ 68.5 GeV

First measurement of $b$-jet mass with and without grooming

Improved measurement of $CP$ violation parameters in $B^0_s\to J/ÏK^{+}K^{-}$ decays in the vicinity of the $Ï(1020)$ resonance

Measurement of transverse $Î$ and $\barÎ$ hyperon polarization in $p$Pb collisions at $\sqrt{s_{NN}} = 5.02$ TeV

Study of nuclear effects on charm production in light-ion collisions

Precision measurement of $\it{CP} $ violation in the penguin-mediated decay $B_s^{0}\rightarrowÏÏ$

Three-pion Bose-Einstein correlations measured in proton-proton collisions

Measurement of $C\!P$ violation observables in $D^+\rightarrow K^-K^+Ï^+$ decays

Test of lepton flavour universality with $B^+ \to K^+Ï^+Ï^-\ell^+\ell^-$ decays

Study of charmonium production via the decay to $p\bar{p}$ at $\sqrt{s} = 13 TeV$

First evidence of $CP$ violation in beauty baryon to charmonium decays

Observation of the open-charm tetraquark candidate $T_{cs 0}^{*}(2870)^0$ in the $B^- \rightarrow D^- D^0 K_\mathrm{S}^0$ decay

Measurements of the branching fraction ratio $\cal{B}(Ï\to Î¼^+Î¼^-)/\cal{B}(Ï\to e^+e^-)$ with charm meson decays

Angular analysis of the decay $B_{s}^{0}\toÏe^+e^-$

Search for the rare decay of charmed baryon $Î_c^+$ into $p Î¼^+ Î¼^-$ final state

First observation of the charmless baryonic decay $B^+\to\barÎp\bar{p}p$

Study of the $B^0 \to Î_c^+ \barÎ_c^- K_S^0$ decay

An Automated Bandwidth Division for the LHCb Upgrade Trigger

Measurement of $CP$ asymmetry in $B_s^0 \to D_s^{\mp} K^{\pm}$ decays

Study of $D_{s1}(2460)^{+}\to D_{s}^{+}Ï^{+}Ï^{-}$ in $B\to {\bar{D}}^{(*)}D_{s}^{+}Ï^{+}Ï^{-}$ decays

Amplitude analysis and branching fraction measurement of $B^{+}\to D^{*-}D^{+}_{s}Ï^{+}$ decays

Tracking of charged particles with nanosecond lifetimes at LHCb

First evidence of the decay $B^+\toÏ^+ e^+ e^-$

Observation of the doubly-charmed-baryon decay ${\it Î}_{cc}^{++}\to{\it Î}_{c}^{0}Ï^{+}Ï^{+}$

Measurement of CP violation in $B^0\toÏ(\to\ell^+\ell^-)K^0_S(\toÏ^+Ï^-)$ decays

Observation of the rare baryonic decay $B^{+}\rightarrow p \bar{\itÎ}$ and measurement of its weak decay parameter

Search for charge-parity violation in semileptonically tagged $D^{0} \to K^{+} Ï^{-}$ decays

Observation of muonic Dalitz decays of $Ï_{b}$ mesons and precise spectroscopy of hidden-beauty states

Evidence for the rare decay $B^{+} \to \bar Îp Î¼^{+} Î¼^{-}$

Search for the lepton-flavour violating decays $B^+ \to Ï^+ Î¼^\pm e^\mp$

Constraints on the photon polarisation in $b \to s Î³$ transitions using $B_s^0 \rightarrow Ïe^+e^-$ decays

Observation of the $B^+ \rightarrow J/ÏÎ·^{\prime} K^+$ decay

Measurement of the $Î_{b}^{0}\to Î(1520) Î¼^{+}Î¼^{-}$ differential branching fraction

Search for $D^{*}(2007)^0\toÎ¼^+Î¼^-$ in $B^-\toÏ^-Î¼^+Î¼^-$ decays

Analysis of $\itÎ^\mathrm{0}_b \rightarrow pK^-Î¼^+Î¼^-$ decays

Observation of the $B_c^+ \to J/ÏÏ^+ Ï^0$ decay

Search for $B_{(s)}^{*0}\toÎ¼^+Î¼^-$ in $B_c^+\toÏ^+Î¼^+Î¼^-$ decays

Measurement of $J/Ï$-pair production in $pp$ collisions at $\sqrt{s}=13$ TeV and study of gluon transverse-momentum dependent PDFs

Study of light-meson resonances decaying to $K^0_{\rm S} K Ï$ in the $B \to (K^0_{\rm S} K Ï) K$ channels

Study of the rare decay $J/Ï\to Î¼^+Î¼^-Î¼^+Î¼^-$

Observation of exotic $J/ÏÏ$ resonant structure in diffractive processes in proton-proton collisions

Improved measurement of $Î·/ Î·^{\prime}$ mixing in $B^{0}_{(s)} \rightarrow J/ÏÎ·^{(\prime)}$ decays

Measurement of the ratio of branching fractions $\mathcal{B}(B_c^+ \to B_s^0 Ï^+)/\mathcal{B}(B_c^+ \to J/ÏÏ^+)$

Measurement of $Î³$ using $B^{\pm}\rightarrow DK^{\pm}$ and $B^{\pm}\rightarrow DÏ^{\pm}$ decays with $D\rightarrow K_{\rm S}^{0}Ï^{+}Ï^{-}$ and $D\rightarrow K_{\rm S}^{0}K^{+}K^{-}$

Observation of the $Î_b^0 \to J/ÏÎ^- K^+$ and $Î_b^0 \to J/ÏÎ^- Ï^+$ decays

Measurement of $D^0-\overline{D}^0$ mixing and search for $CP$ violation with $D^0\rightarrow K^+Ï^-$ decays

Prompt and nonprompt $Ï(2S)$ production in $p$Pb collisions at $\sqrt{s_{NN}}=8.16$ TeV

First observation of $CP$ violation and measurement of polarization in $B^+\toÏ(770)^0 K^*(892)^+$ decays

Amplitude analysis of the $Î^+_c\to pK^-Ï^+$ decay and $Î^+_c$ baryon polarization measurement in semileptonic beauty-hadron decays

Amplitude analysis of $B^0 \rightarrow \overline{D}^0 D_s^+ Ï^-$ and $B^+ \rightarrow D^- D_s^+ Ï^+$ decays

Amplitude analysis of $B^+ \to Ï(2S) K^+ Ï^+ Ï^-$ decays

Updated measurement of $CP$ violation and polarisation in $B^0_s \rightarrow J/Ï\overline{K}{}^{*}\kern-1pt(892)^{0}$ decays

Measurement of the branching fraction ratios $R(D^{+})$ and $R(D^{*+})$ using muonic $Ï$ decays

Measurement of the $D^{}$ longitudinal polarization in $B^0\to D^{-}Ï^{+}Î½_Ï$ decays

Study of charmonium decays to $K^0_S K Ï$ in the $B \to (K^0_S K Ï) K$ channels

Improved measurement of $CP$ violation parameters in $B^0_s\to J/ÏK^{+}K^{-}$ decays in the vicinity of the $Ï(1020)$ resonance

Measurement of transverse $Î$ and $\barÎ$ hyperon polarization in $p$Pb collisions at $\sqrt{s_{NN}} = 5.02$ TeV

Precision measurement of $\it{CP} $ violation in the penguin-mediated decay $B_s^{0}\rightarrowÏÏ$

Measurement of $C\!P$ violation observables in $D^+\rightarrow K^-K^+Ï^+$ decays

Test of lepton flavour universality with $B^+ \to K^+Ï^+Ï^-\ell^+\ell^-$ decays

Measurements of the branching fraction ratio $\cal{B}(Ï\to Î¼^+Î¼^-)/\cal{B}(Ï\to e^+e^-)$ with charm meson decays

Angular analysis of the decay $B_{s}^{0}\toÏe^+e^-$

Search for the rare decay of charmed baryon $Î_c^+$ into $p Î¼^+ Î¼^-$ final state

First observation of the charmless baryonic decay $B^+\to\barÎp\bar{p}p$

Study of the $B^0 \to Î_c^+ \barÎ_c^- K_S^0$ decay

Study of $D_{s1}(2460)^{+}\to D_{s}^{+}Ï^{+}Ï^{-}$ in $B\to {\bar{D}}^{(*)}D_{s}^{+}Ï^{+}Ï^{-}$ decays

Amplitude analysis and branching fraction measurement of $B^{+}\to D^{*-}D^{+}_{s}Ï^{+}$ decays

First evidence of the decay $B^+\toÏ^+ e^+ e^-$

Observation of the doubly-charmed-baryon decay ${\it Î}_{cc}^{++}\to{\it Î}_{c}^{0}Ï^{+}Ï^{+}$

Precision measurement of the ${\itÎ}_b^0$ baryon lifetime

First determination of the spin-parity of $Î_{c}(3055)^{+,0}$ baryons

Searches for $B^0\to K^+Ï^-Ï^+Ï^-$ and $B_s^0\to K^+K^-Ï^+Ï^-$ decays

A model-independent measurement of the CKM angle $Î³$ in the decays $B^\pm\to[K^+K^-Ï^+Ï^-]_D h^\pm$ and $B^\pm\to[Ï^+Ï^-Ï^+Ï^-]_D h^\pm$ ($h = K, Ï$)

Multiplicity dependence of $Ï_{Ï(2S)}/Ï_{J/Ï}$ in $pp$ collisions at $\sqrt{s}=13$ TeV

Observation of the $B^0_s\rightarrow Ï_{c1}(3872)Ï^+Ï^-$ decay

Observation of $Î_b^0 \rightarrow Î_c^+ D_s^-$ and $Î_b^- \rightarrow Î_c^0 D_s^-$ decays

Measurement of $CP$ asymmetries in $Î_b^0\to ph^{-}$ decays

Precision measurement of the $Î^-_b$ baryon lifetime

Associated $Z$ + $J/Ï$ production as a probe of multiparton interactions in the forward region

Transverse polarization measurement of $Î$ hyperons in $p$Ne collisions at $\sqrt{s_{NN}}$ = 68.4 GeV with the $\mbox{LHCb}$ detector

Differential measurement of the branching fraction and $C\!P$ asymmetry of the decay $B^\pm\to Ï^\pmÎ¼^+Î¼^-$

Enhanced production of $Î_{b}^{0}$ baryons in high-multiplicity $pp$ collisions at $\sqrt{s} = 13$ TeV

Observation of $CP$ violation in $B^{0}\!\to{J\mskip-3mu/\mskip-2muÏ}Ï(770)^0$ decays