Heavy Flavour Physics at the LHC

Abstract

A summary of results in heavy flavour physics from Run 1 of the LHC is presented. Topics discussed include spectroscopy, mixing, CP violation and rare decays of charmed and beauty hadrons.

25 pages, 9 figures (total 17 subfigures). Invited review for Comptes Rendus de Physique de l'Academie des Sciences

References in corpus (143)

• Big Bang Nucleosynthesis (in "The Review of Particle Properties" 2004)
• Observation of a narrow charmonium-like state in exclusive B+ -> K+ pi+pi- J/psi decays
• Observation of a New Narrow Charmonium State in Exclusive B+-->K+ pi+pi- J/psi Decays
• Averages of $b$-hadron, $c$-hadron, and $\tau$-lepton properties as of summer 2016
• The LHCb Trigger and its Performance in 2011
• Observation of the Narrow State $X(3872)\to J/\psi {\pi }^{+}{\pi }^{-}$ in $\bar{p}p$ Collisions at $\sqrt{s}=1.96 \TeV$
• The New Heavy Mesons: A Status Report
• Measurement of form-factor independent observables in the decay $B^0\to K^{\ast 0}{\mu }^{+}{\mu }^{-}$
• Performance of the LHCb RICH detector at the LHC
• Observation of a resonance-like structure in the pi^+- psi' mass distribution in exclusive B-->K pi^+- psi' decays
• Observation and Properties of the X(3872) Decaying to J/psi pi+ pi- in p-p(bar) Collisions at sqrt(s) = 1.96 TeV
• Study of the B- --> J/psi K- pi+ pi- Decay and Measurement of the B- --> X(3872) K- Branching Fraction
• Measurement of the Differential Branching Fraction and Forward-Backword Asymmetry for B->K(*)l+l-
• Determination of the X(3872) meson quantum numbers
• Observation of the resonant character of the $Z(4430{)}^{-}$ state
• First evidence for the decay Bs -> mu+ mu-
• Performance of the LHCb Vertex Locator
• Observation of Direct CP Violation in K_{S,L} to ππDecays
• Differential branching fractions and isospin asymmetries of $B\to K^{(\ast )}{\mu }^{+}{\mu }^{-}$ decays
• Measurement of the B(s) to mu+ mu- branching fraction and search for B0 to mu+ mu- with the CMS Experiment
• Observation of the B_c Meson in p-bar p Collisions at sqrt{s} = 1.8 TeV
• Observation of Bs-Bsbar Oscillations
• Evidence for a Narrow Near-Threshold Structure in the $J/\psi \varphi$ Mass Spectrum in $B^{+}\to J/\psi \varphi K^{+}$ Decays
• A new measurement of direct CP violation in two pion decays of the neutral kaon
• Measurement of the $B_s^0\to {\mu }^{+}{\mu }^{-}$ branching fraction and search for $B^0\to {\mu }^{+}{\mu }^{-}$ decays at the LHCb experiment
• The Exotic XYZ Charmonium-like Mesons
• Implications of LHCb measurements and future prospects
• Evidence for D0-anti-D0 Mixing
• Evidence for CP violation in time-integrated D0 -> h-h+ decay rates
• Measurement of $\boldmath {B_s^0}$ mixing parameters from the flavor-tagged decay
• First Flavor-Tagged Determination of Bounds on Mixing-Induced CP Violation in Bs -> J/psi phi Decays
• Strong constraints on the rare decays Bs -> mu+ mu- and B0 -> mu+ mu-
• Bounds on the width, mass difference and other properties of X(3872) --> pi+pi-J/psi decays
• Measurements of branching fractions, rate asymmetries, and angular distributions in the rare decays B --> Kl+l- and B --> K*l+l-
• Differential branching fraction and angular analysis of the decay $B^0\to K^{\ast 0}{\mu }^{+}{\mu }^{-}$
• Direct CP Violating Asymmetry in B0 -> K+pi- Decays
• Spectator Effects in Inclusive Decays of Beauty Hadrons
• Observation of X(3872) production in pp collisions at sqrt(s)= 7 TeV
• Experimental constraints on the spin and parity of the Z(4430)+
• Evidence for the decay $X(3872)\to \psi (2S)\gamma$
• Measurements of the Angular Distributions in the Decays B -> K(*) mu+ mu- at CDF
• Production of the X(3872) at the Tevatron and the LHC
• Evidence for Direct CP Violation in B0 -> K+- pi-+ Decays
• Measurement of the X(3872) production cross section via decays to J/psi pi pi in pp collisions at sqrt(s) = 7 TeV
• First observation of CP violation in the decays of Bs mesons
• Observation of a peaking structure in the J/psi phi mass spectrum from B(+/-) to J/psi phi K(+/-) decays
• Differential branching fraction and angular analysis of the decay $B_s^0\to \varphi {\mu }^{+}{\mu }^{-}$
• Dalitz analysis of B --> K pi psi' decays and the Z(4430)+
• Measurement of CP violation and the B_s^0 meson decay width difference with B_s^0\to J/ψK^+ K^- and B_s^0\to J/ψπ^+π^- decays
• Measurement of the CP-violating phase phi_s in the decay Bs->J/psi phi
• Evidence for D0-D0bar mixing using the CDF II Detector
• Measurement of CP violation in the phase space of $B^{\pm }\to K^{\pm }{\pi }^{+}{\pi }^{-}$ and $B^{\pm }\to K^{\pm }{K}^{+}{K}^{-}$ decays
• Search for the rare decay B_s^0->mu^+mu^-
• Measurement of CP violation in the phase space of $B^{\pm }\to K^{+}{K}^{-}{\pi }^{\pm }$ and $B^{\pm }\to {\pi }^{+}{\pi }^{-}{\pi }^{\pm }$ decays
• Observation of excited Lambda_b0 baryons
• Observation of an Excited $B_c^{\pm }$ Meson State with the ATLAS Detector
• Measurement of $CP$ asymmetry in $D^0\to K^{-}{K}^{+}$ and $D^0\to {\pi }^{-}{\pi }^{+}$ decays
• Precise measurement of the CP violation parameter sin2phi_1 in B0-->(c\bar c)K0 decays
• Measurement of resonant and $CP$ components in ${\overline{B}}_s^0\to J/\psi {\pi }^{+}{\pi }^{-}$ decays
• Measurement of Upsilon production in 7 TeV pp collisions at ATLAS
• Evidence for the exclusive decay Bc+- to J/psi pi+- and measurement of the mass of the Bc meson
• Precision measurement of the $B_s^0$-${\bar{B}}_s^0$ oscillation frequency with the decay $B^{0}_{s}\rightarrowD^{-}_{s}π^{+}$
• Analysis of the resonant components in Bs->J/ψπ+π-
• Determination of the sign of the decay width difference in the B_s system
• Observation of D0-D0bar oscillations
• Observation of $B_c^{+}\to J/\psi D_s^{+}$ and $B_c^{+}\to J/\psi D_s^{\ast +}$ decays
• Differential branching fraction and angular analysis of the decay ${\mathbf{B}}^0\to {\mathbf{K}}^{\ast 0}{\mathbf{\mu }}^{+}{\mathbf{\mu }}^{-}$
• Production of J/psi and Upsilon mesons in pp collisions at sqrt(s) = 8 TeV
• Measurement of the isospin asymmetry in $B\to K^{(\ast )}{\mu }^{+}{\mu }^{-}$ decays
• Observation of a new Xi(b) baryon
• Analysis of the resonant components in B0->J/ψpi+pi-
• Measurement of the CP-violating phase ${\varphi }_s$ in ${\overline{B}}_s^0\to J/\psi {\pi }^{+}{\pi }^{-}$ decays
• Search for the X(4140) state in B+ to J/psi phi K+ decays
• First observation of the decay Bc+ to J/psi pi+pi-pi+
• Search for the decay Bs0 -> mu mu with the ATLAS detector
• First observation of the decay $B_c^{+}\to J/\psi K^{+}$
• Search for B_s to mu^+ mu^- and B^0 to mu^+ mu^- decays
• Opposite-side flavour tagging of B mesons at the LHCb experiment
• Angular analysis and branching fraction measurement of the decay B0 to K*0 mu+ mu-
• Measurement of D0-D0bar mixing parameters and search for CP violation using D0->K+pi- decays
• Observation of the decay Bc+ -> Bs0 pi+
• Measurement of the Y(1S), Y(2S), and Y(3S) cross sections in pp collisions at sqrt(s) = 7 TeV
• Measurement of the B^0_s - \bar{B}^0_s oscillation frequency Delta m_s in B^0_s -> D_s^-(3) pi decays
• Precision measurement of the ratio of the ${\Lambda }_b^0$ to ${\overline{B}}^0$ lifetimes
• Observation of B+ to Lambda Lambdabar K+
• Observation of CP violation in B^0 -> eta' K^0 Decays
• On the Problem of Boosting Nonleptonic b Baryon Decays
• First evidence of direct CP violation in charmless two-body decays of Bs mesons
• Search for B_s --> mu+mu- and B_d --> mu+mu- Decays with CDF II
• Search for direct CP violation in D0 -> h- h+ modes using semileptonic B decays
• Observation of the decay $B_c^{+}\to \psi (2S){\pi }^{+}$
• Observation of photon polarization in the $b\to s\gamma$ transition
• Measurement of the ratio of branching fractions BR(B0 -> K*0 gamma)/BR(Bs0 -> phi gamma) and the direct CP asymmetry in B0 -> K*0 gamma
• Precision measurement of the mass and lifetime of the ${\Xi }_b^0$ baryon
• Measurement of the CKM angle gamma from a combination of B->Dh analyses
• Search for the rare decays Bs -->mumu and Bd -->mumu
• Study of CP-violating charge asymmetries of single muons and like-sign dimuons in p pbar collisions
• Measurement of the differential branching fraction of the decay ${\Lambda }_b^0\to \Lambda {\mu }^{+}{\mu }^{-}$
• Measurement of the flavour-specific CP-violating asymmetry $a_{\mathrm{sl}}^s$ in $B_s^0$ decays
• Measurements of the $B^{+}$, $B^0$, $B_s^0$ meson and ${\Lambda }_b^0$ baryon lifetimes
• Search for CP violation in the decay $D^{+}\to {\pi }^{-}{\pi }^{+}{\pi }^{+}$
• Measurement of the $B_c^{+}$ meson lifetime using $B_c^{+}\to J/\psi {\mu }^{+}{\nu }_{\mu }X$ decays
• A Phenomenological Analysis of Heavy Hadron Lifetimes
• Measurement of the CP Asymmetry in B -> X_s gamma
• First observation of the decay $B^{+}\to {\pi }^{+}{\mu }^{+}{\mu }^{-}$
• Flavour tagged time dependent angular analysis of the $B_s\to J/\psi \varphi$ decay and extraction of $\Delta \Gamma$ and the weak phase ${\varphi }_s$ in ATLAS
• Time-dependent angular analysis of the decay Bs -> J/psi phi and extraction of Delta Gamma_s and the CP-violating weak phase phi_s by ATLAS
• Measurement of the CP-violating phase ϕs in Bs->J/ψπ+π- decays
• Precision measurement of the Lambda_b baryon lifetime
• A model-independent Dalitz plot analysis of $B^{\pm }\to D{K}^{\pm }$ with $D\to K_{\mathrm{S}}^0{h}^{+}{h}^{-}$ ($h=\pi ,K$) decays and constraints on the CKM angle $\gamma$
• Measurement of the Lambda_b lifetime and mass in the ATLAS experiment
• Measurements of indirect CP asymmetries in $D^0\to K^{-}{K}^{+}$ and $D^0\to {\pi }^{-}{\pi }^{+}$ decays
• Measurement of the CP asymmetry in B0 -> K*0 mu+ mu- decays
• Search for the rare decays Bs -> mu+ mu- and B0 -> mu+ mu-
• Measurement of CP violation parameters in B0->D K*0 decays
• Observation of the decay $B_c\to J/\psi K^{+}{K}^{-}{\pi }^{+}$
• First measurement of the CP-violating phase in $B_s^0\to \varphi \varphi$ decays
• Measurement of the ratio of the production cross sections times branching fractions of Bc+/- to J/psi pi+/- and B+/- to J/psi K+/- and B(Bc+/- to J/psi pi+/- pi+/- pi-/+)/B(Bc+/- to J/psi pi+/-) in pp collisions at sqrt(s) = 7 TeV
• Measurement of the $B^0\to K^{\ast 0}{e}^{+}{e}^{-}$ branching fraction at low dilepton mass
• Measurement of the CP violating phase ϕ_s in Bs->J/ψf0(980)
• Search for CP violation in $D^{+}\to K^{-}{K}^{+}{\pi }^{+}$ decays
• Model-independent search for CP violation in D0 to K-K+pi-pi+ and D0 to pi-pi+pi+pi- decays
• Measurement of the Lambda(b)0 lifetime in pp collisions at sqrt(s) = 7 TeV
• Measurement of the CKM angle γusing B^\pm --> D K^\pm with D-->K_Sπ^+π^-, K_SK^+K^- decays
• Observation of the suppressed ADS modes $B^{\pm }\to [{\pi }^{\pm }{K}^{\mp }{\pi }^{+}{\pi }^{-}{]}_D{K}^{\pm }$ and $B^{\pm }\to [{\pi }^{\pm }{K}^{\mp }{\pi }^{+}{\pi }^{-}{]}_D{\pi }^{\pm }$
• Measurement of CP asymmetry in $B_s^0\to D_s^{\mp }{K}^{\pm }$ decays
• Measurement of the time-dependent CP asymmetry in B0 -> J/ψ KS0 decays
• A study of CP violation in $B^{\pm }\to D{K}^{\pm }$ and $B^{\pm }\to D{\pi }^{\pm }$ decays with $D\to K_{\mathrm{S}}^0{K}^{\pm }{\pi }^{\mp }$ final states
• Measurement of the Bs effective lifetime in the J/psi f0(980) final state
• Observation of $B_s^0$-${\bar{B}}_s^0$ mixing and measurement of mixing frequencies using semileptonic B decays
• Measurement of the effective $B_s^0\to K^{+}{K}^{-}$ lifetime
• Measurement of the ${\Xi }_b^{-}$ and ${\Omega }_b^{-}$ baryon lifetimes
• Measurement of the effective $B_s^0\to K^{+}{K}^{-}$ lifetime
• Effective lifetime measurements in the $B_s^0\to K^{+}{K}^{-}$, $B^0\to K^{+}{\pi }^{-}$ and $B_s^0\to {\pi }^{+}{K}^{-}$ decays
• Measurement of the CKM angle $\gamma$ using $B^{\pm }\to D{K}^{\pm }$ with $D\to K_{\text{S}}^0{\pi }^{+}{\pi }^{-}$, $K_{\text{S}}^0{K}^{+}{K}^{-}$ decays
• Measurement of the effective B_s^0 -> J/ψ K_S^0 lifetime
• Search for CP violation in D+ -> phi pi+ and Ds+ -> Ks pi+ decays
• Measurement of the ${\bar{B}}_s^0\to D_s^{-}{D}_s^{+}$ and ${\bar{B}}_s^0\to D^{-}{D}_s^{+}$ effective lifetimes
• Measurement of CP violation in $B_s^0\to \varphi \varphi$ decays
• Evidence for the decay $B_c^{+}\to J/\psi 3{\pi }^{+}2{\pi }^{-}$
• Measurement of the ratio of branching fractions BR(B0 -> K*0 gamma)/BR(Bs0 -> phi gamma)
• Measurement of CP observables in B0 -> D K*0 with D -> K+ K-
• Measurement of Time-Dependent CP Asymmetry in B0->ccbar K(*)0 Decays

Cited by in corpus (6)

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• Study of ${\rm Y}(nS)$ $\to$ $B_{c}P$ decays with perturbative QCD approach
• Study of the weak annihilation contributions in charmless $B_s\to VV$ decays
• Study on ${\rm Y}(nS)$ $\to$ $B_{c}M$ decays
• $B^{\ast }$ $\to$ $\bar{D}D$ decays with perturbative QCD approach
• Study of the ${\bar{B}}_q^{\ast }$ $\to$ $DM$ decays with perturbative QCD approach