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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 (219)

Measurement of CP violation in B0→I¨(→ℓ+ℓ−)KS0​(→I¨+I¨−) decays

Observation of the rare baryonic decay B+→pI^ˉ and measurement of its weak decay parameter

Search for charge-parity violation in semileptonically tagged D0→K+I¨− decays

Observation of muonic Dalitz decays of I¨b​ mesons and precise spectroscopy of hidden-beauty states

Study of Bc​(1P)+ states in the Bc+​I^3 mass spectrum

Measurement of forward charged hadron flow harmonics in peripheral PbPb collisions at sNN​​=5.02 TeV with the LHCb detector

Evidence for the rare decay B+→I^ˉpI^¼+I^¼−

Search for the lepton-flavour violating decays B+→I¨+I^¼±e∓

Constraints on the photon polarisation in b→sI^3 transitions using Bs0​→I¨e+e− decays

Measurement of the CKM angle I^3 in B±→DK∗(892)± decays

Observation of the B+→J/I¨I^⋅′K+ decay

Measurement of the I^b0​→I^(1520)I^¼+I^¼− differential branching fraction

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

Search for D∗(2007)0→I^¼+I^¼− in B−→I¨−I^¼+I^¼− decays

Search for prompt production of pentaquarks in charm hadron final states

Analysis of I^b0​→pK−I^¼+I^¼− decays

Observation of the Bc+​→J/I¨I¨+I¨0 decay

Search for B(s)∗0​→I^¼+I^¼− in Bc+​→I¨+I^¼+I^¼− decays

Measurement of J/I¨-pair production in pp collisions at s​=13 TeV and study of gluon transverse-momentum dependent PDFs

Study of light-meson resonances decaying to KS0​KI¨ in the B→(KS0​KI¨)K channels

Study of the rare decay J/I¨→I^¼+I^¼−I^¼+I^¼−

Observation of exotic J/I¨I¨ resonant structure in diffractive processes in proton-proton collisions

Improved measurement of I^⋅/I^⋅′ mixing in B(s)0​→J/I¨I^⋅(′) decays

Production of I^⋅ and I^⋅′ mesons in pp and pPb collisions

Measurement of the ratio of branching fractions B(Bc+​→Bs0​I¨+)/B(Bc+​→J/I¨I¨+)

Measurement of I^3 using B±→DK± and B±→DI¨± decays with D→KS0​I¨+I¨− and D→KS0​K+K−

Observation of charge-parity symmetry breaking in baryon decays

Observation of the I^b0​→J/I¨I^−K+ and I^b0​→J/I¨I^−I¨+ decays

Precision measurement of the muon charge asymmetry from W-boson decays in pp collisions at s​ = 13 TeV in the forward region

Measurement of D0−D0 mixing and search for CP violation with D0→K+I¨− decays

Prompt and nonprompt I¨(2S) production in pPb collisions at sNN​​=8.16 TeV

First observation of CP violation and measurement of polarization in B+→I¨(770)0K∗(892)+ decays

Amplitude analysis of the I^c+​→pK−I¨+ decay and I^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 s​=5.02 TeV

The LHCb upgrade I

Measurement of the W→I^¼I^½I^​¼ cross-sections as a function of the muon transverse momentum in pp collisions at 5.02 TeV

Measurement of CP asymmetry in D0→KS0​KS0​ decays with Run 3 data

CP violation analysis of local and nonlocal amplitudes in the B0→K∗0I^¼+I^¼− decay

Amplitude analysis of B0→D0Ds+​I¨− and B+→D−Ds+​I¨+ decays

Amplitude analysis of B+→I¨(2S)K+I¨+I¨− decays

Determination of short- and long-distance contributions in B0→K∗0I^¼+I^¼− decays

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

Updated measurement of CP violation and polarisation in Bs0​→J/I¨K∗(892)0 decays

Measurements of charmed meson and antimeson production asymmetries at s​=13.6 TeV

Technical design and commissioning of the KATRIN large-volume air coil system

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

Measurement of the CKM angle I^3 using the B±→D∗h± channels

Observation of a resonant structure near the Ds+​Ds−​ threshold in the B+→Ds+​Ds−​K+ decay

Measurement of the branching fraction ratios R(D+) and R(D∗+) using muonic I¨ decays

Inclusive B-meson flavour-tagging algorithm at LHCb

Observation of new charmonium(-like) states in B+→D∗±D∓K+ decays

Measurement of the D∗ longitudinal polarization in B0→D∗−I¨+I^½I¨​ decays

Study of charmonium decays to KS0​KI¨ in the B→(KS0​KI¨)K channels

Machine learning techniques for jet reconstruction at LHCb and application to the search for H→bbˉ and H→ccˉ in s​=13 TeV pp collisions

Observation of orbitally excited Bc+​ states

Open charm production and asymmetry in pNe collisions at sNN​​= 68.5 GeV

First measurement of b-jet mass with and without grooming

Improved measurement of CP violation parameters in Bs0​→J/I¨K+K− decays in the vicinity of the I¨(1020) resonance

Measurement of transverse I^ and I^ˉ hyperon polarization in pPb collisions at sNN​​=5.02 TeV

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

Precision measurement of CP violation in the penguin-mediated decay Bs0​→I¨I¨

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

Measurement of CP violation observables in D+→K−K+I¨+ decays

Test of lepton flavour universality with B+→K+I¨+I¨−ℓ+ℓ− decays

Study of charmonium production via the decay to ppˉ​ at s​=13TeV

First evidence of CP violation in beauty baryon to charmonium decays

Observation of the open-charm tetraquark candidate Tcs0∗​(2870)0 in the B−→D−D0KS0​ decay

Measurements of the branching fraction ratio B(I¨→I^¼+I^¼−)/B(I¨→e+e−) with charm meson decays

Angular analysis of the decay Bs0​→I¨e+e−

Search for the rare decay of charmed baryon I^c+​ into pI^¼+I^¼− final state

First observation of the charmless baryonic decay B+→I^ˉppˉ​p

Study of the B0→I^c+​I^ˉc−​KS0​ decay

Measurement of CP asymmetry in Bs0​→Ds∓​K± decays

Study of Ds1​(2460)+→Ds+​I¨+I¨− in B→Dˉ(∗)Ds+​I¨+I¨− decays

Amplitude analysis and branching fraction measurement of B+→D∗−Ds+​I¨+ decays

Tracking of charged particles with nanosecond lifetimes at LHCb

First evidence of the decay B+→I¨+e+e−

Observation of the doubly-charmed-baryon decay I^cc++​→I^c0​I¨+I¨+

Measurement of CP violation in $B^{0} \to I ¨ (\to ℓ^{+} ℓ^{-}) K_{S}^{0} (\to I ¨ ^{+} I ¨ ^{-})$ decays

Observation of the rare baryonic decay $B^{+} \to p I^ ˉ$ and measurement of its weak decay parameter

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

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

Study of $B_{c} (1 P)^{+}$ states in the $B_{c}^{+} I^^{3}$ mass spectrum

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

Evidence for the rare decay $B^{+} \to I^ˉ p I^¼^{+} I^¼^{-}$

Search for the lepton-flavour violating decays $B^{+} \to I ¨ ^{+} I^¼^{\pm} e^{\mp}$

Constraints on the photon polarisation in $b \to s I^^{3}$ transitions using $B_{s}^{0} \to I ¨ e^{+} e^{-}$ decays

Measurement of the CKM angle $I^^{3}$ in $B^{\pm} \to D K^{*} (892)^{\pm}$ decays

Observation of the $B^{+} \to J / I ¨ I^\cdot^{'} K^{+}$ decay

Measurement of the $I^_{b}^{0} \to I^ (1520) I^¼^{+} I^¼^{-}$ differential branching fraction

Search for $D^{*} (2007)^{0} \to I^¼^{+} I^¼^{-}$ in $B^{-} \to I ¨ ^{-} I^¼^{+} I^¼^{-}$ decays

Analysis of $I^_{b}^{0} \to p K^{-} I^¼^{+} I^¼^{-}$ decays

Observation of the $B_{c}^{+} \to J / I ¨ I ¨ ^{+} I ¨ ^{0}$ decay

Search for $B_{(s)}^{* 0} \to I^¼^{+} I^¼^{-}$ in $B_{c}^{+} \to I ¨ ^{+} I^¼^{+} I^¼^{-}$ decays

Measurement of $J / I ¨ $ -pair production in $pp$ collisions at $s = 13$ TeV and study of gluon transverse-momentum dependent PDFs

Study of light-meson resonances decaying to $K_{S}^{0} K I ¨ $ in the $B \to (K_{S}^{0} K I ¨ ) K$ channels

Study of the rare decay $J / I ¨ \to I^¼^{+} I^¼^{-} I^¼^{+} I^¼^{-}$

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

Improved measurement of $I^\cdot / I^\cdot^{'}$ mixing in $B_{(s)}^{0} \to J / I ¨ I^\cdot^{(')}$ decays

Production of $I^\cdot$ and $I^\cdot^{'}$ mesons in $pp$ and $p$ Pb collisions

Measurement of the ratio of branching fractions $B (B_{c}^{+} \to B_{s}^{0} I ¨ ^{+}) / B (B_{c}^{+} \to J / I ¨ I ¨ ^{+})$

Measurement of $I^^{3}$ using $B^{\pm} \to D K^{\pm}$ and $B^{\pm} \to D I ¨ ^{\pm}$ decays with $D \to K_{S}^{0} I ¨ ^{+} I ¨ ^{-}$ and $D \to K_{S}^{0} K^{+} K^{-}$

Observation of the $I^_{b}^{0} \to J / I ¨ I^^{-} K^{+}$ and $I^_{b}^{0} \to J / I ¨ I^^{-} I ¨ ^{+}$ decays

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

Measurement of $D^{0} - D^{0}$ mixing and search for $C P$ violation with $D^{0} \to K^{+} I ¨ ^{-}$ decays

Prompt and nonprompt $I ¨ (2 S)$ production in $p$ Pb collisions at $s_{N N} = 8.16$ TeV

First observation of $C P$ violation and measurement of polarization in $B^{+} \to I ¨ (770)^{0} K^{*} (892)^{+}$ decays

Amplitude analysis of the $I^_{c}^{+} \to p K^{-} I ¨ ^{+}$ decay and $I^_{c}^{+}$ baryon polarization measurement in semileptonic beauty-hadron decays

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

Measurement of the $W \to I^¼ I^½_{I^} ¼$ cross-sections as a function of the muon transverse momentum in $pp$ collisions at 5.02 TeV

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

$C P$ violation analysis of local and nonlocal amplitudes in the $B^{0} \to K^{* 0} I^¼^{+} I^¼^{-}$ decay

Amplitude analysis of $B^{0} \to D^{0} D_{s}^{+} I ¨ ^{-}$ and $B^{+} \to D^{-} D_{s}^{+} I ¨ ^{+}$ decays

Amplitude analysis of $B^{+} \to I ¨ (2 S) K^{+} I ¨ ^{+} I ¨ ^{-}$ decays

Determination of short- and long-distance contributions in $B^{0} \to K^{* 0} I^¼^{+} I^¼^{-}$ decays

Updated measurement of $C P$ violation and polarisation in $B_{s}^{0} \to J / I ¨ K^{*} (892)^{0}$ decays

Measurements of charmed meson and antimeson production asymmetries at $s = 13.6$ TeV

Measurement of the CKM angle $I^^{3}$ using the $B^{\pm} \to D^{*} h^{\pm}$ 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 $I ¨ $ 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^{-} I ¨ ^{+} I^½_{I ¨} $ decays

Study of charmonium decays to $K_{S}^{0} K I ¨ $ in the $B \to (K_{S}^{0} K I ¨ ) K$ channels

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

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

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

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

Improved measurement of $C P$ violation parameters in $B_{s}^{0} \to J / I ¨ K^{+} K^{-}$ decays in the vicinity of the $I ¨ (1020)$ resonance

Measurement of transverse $I^$ and $I^ˉ $ hyperon polarization in $p$ Pb collisions at $s_{N N} = 5.02$ TeV

Precision measurement of $CP$ violation in the penguin-mediated decay $B_{s}^{0} \to I ¨ I ¨ $

Measurement of $C P$ violation observables in $D^{+} \to K^{-} K^{+} I ¨ ^{+}$ decays

Test of lepton flavour universality with $B^{+} \to K^{+} I ¨ ^{+} I ¨ ^{-} ℓ^{+} ℓ^{-}$ decays

Study of charmonium production via the decay to $p p ˉ$ at $s = 13 T e V$

First evidence of $C P$ violation in beauty baryon to charmonium decays

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

Measurements of the branching fraction ratio $B (I ¨ \to I^¼^{+} I^¼^{-}) / B (I ¨ \to e^{+} e^{-})$ with charm meson decays

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

Search for the rare decay of charmed baryon $I^_{c}^{+}$ into $p I^¼^{+} I^¼^{-}$ final state

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

Study of the $B^{0} \to I^_{c}^{+} I^ˉ _{c}^{-} K_{S}^{0}$ decay

Measurement of $C P$ asymmetry in $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ decays

Study of $D_{s 1} (2460)^{+} \to D_{s}^{+} I ¨ ^{+} I ¨ ^{-}$ in $B \to D ˉ^{(*)} D_{s}^{+} I ¨ ^{+} I ¨ ^{-}$ decays

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

First evidence of the decay $B^{+} \to I ¨ ^{+} e^{+} e^{-}$

Observation of the doubly-charmed-baryon decay $I^_{cc}^{++} \to I^_{c}^{0} I ¨ ^{+} I ¨ ^{+}$

Test of lepton flavour universality with $B^{0} \to K^{* 0} ℓ^{+} ℓ^{-}$ decays at large dilepton invariant mass

Comprehensive analysis of the $B^{0} \to K^{* 0} I^¼^{+} I^¼^{-}$ decay

A search for rare $B \to D I^¼^{+} I^¼^{-}$ decays

Improved branching-fraction measurements of $B_{(s)}^{0} \to K_{S}^{0} h^{+} h^{^{'} -}$ decays and first observation of $B_{s}^{0} \to K_{S}^{0} K^{+} K^{-}$

Precision measurement of the $I^_{b}^{0}$ baryon lifetime

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

Searches for $B^{0} \to K^{+} I ¨ ^{-} I ¨ ^{+} I ¨ ^{-}$ and $B_{s}^{0} \to K^{+} K^{-} I ¨ ^{+} I ¨ ^{-}$ decays

A model-independent measurement of the CKM angle $I^^{3}$ in the decays $B^{\pm} \to [K^{+} K^{-} I ¨ ^{+} I ¨ ^{-}]_{D} h^{\pm}$ and $B^{\pm} \to [I ¨ ^{+} I ¨ ^{-} I ¨ ^{+} I ¨ ^{-}]_{D} h^{\pm}$ ( $h = K, I ¨ $ )

Measurement of lepton universality parameters in $B^{+} \to K^{+} ℓ^{+} ℓ^{-}$ and $B^{0} \to K^{* 0} ℓ^{+} ℓ^{-}$ decays

Multiplicity dependence of $I ¨ _{I ¨ (2 S)} / I ¨ _{J / I ¨ }$ in $pp$ collisions at $s = 13$ TeV

Observation of the $B_{s}^{0} \to I ¨ _{c 1} (3872) I ¨ ^{+} I ¨ ^{-}$ decay

Observation of $I^_{b}^{0} \to I^_{c}^{+} D_{s}^{-}$ and $I^_{b}^{-} \to I^_{c}^{0} D_{s}^{-}$ decays